/* =====================================================================
   UniMate Mobile v5.0 — Premium Native App Experience
   Single source of truth for ALL responsive styles
   Breakpoints: phone ≤640px · tablet 641–1024px · desktop >1024px
   ===================================================================== */

:root {
  --um-nav-h: 62px;
  --um-nav-b: max(8px, env(safe-area-inset-bottom, 8px));
  --um-nav-r: 24px;
  --um-pad: 16px;
  --um-pad-tablet: 24px;
  --um-r: 16px;
  --um-r-sm: 12px;
  --um-r-xs: 8px;
  --um-r-lg: 20px;
  --um-r-xl: 24px;
  --um-gap: 12px;
  --um-gap-sm: 8px;
  --um-gap-xs: 4px;
  --um-header-h: 52px;
  --um-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --um-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --um-bounce: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --um-glass: rgba(255, 255, 255, 0.82);
  --um-glass-heavy: rgba(255, 255, 255, 0.94);
  --um-glass-border: rgba(255, 255, 255, 0.6);
  --um-glass-blur: blur(28px) saturate(200%);
  --um-sh-xs: 0 1px 2px rgba(0,0,0,0.02);
  --um-sh-sm: 0 1px 3px rgba(0,0,0,0.03), 0 2px 8px rgba(0,0,0,0.02);
  --um-sh-md: 0 4px 16px rgba(0,0,0,0.05), 0 1px 3px rgba(0,0,0,0.02);
  --um-sh-lg: 0 8px 32px rgba(0,0,0,0.07), 0 2px 8px rgba(0,0,0,0.03);
  --um-sh-xl: 0 20px 60px rgba(0,0,0,0.1), 0 4px 12px rgba(0,0,0,0.04);
  --um-sh-nav: 0 -2px 24px rgba(0,0,0,0.04), 0 -1px 3px rgba(0,0,0,0.015);
  --um-safe-bottom: calc(var(--um-nav-h) + var(--um-nav-b) + 16px);
}

/* =====================================================================
   1. TABLET (641px – 1024px)
   ===================================================================== */
@media (max-width: 1024px) {
  .sidebar { width: 72px !important; }
  .sidebar.collapsed { width: 72px !important; }
  .sidebar .sidebar-nav-item span, .sidebar .sidebar-subitem span, .sidebar .logo-text,
  .sidebar .sidebar-toggle-text, .sidebar .submenu-toggle { display: none !important; }
  .sidebar .sidebar-nav-item { justify-content: center; padding: 12px 0; gap: 0; }
  .sidebar .sidebar-logo { width: 42px; height: 42px; padding: 0; border-radius: 13px; justify-content: center; }
  .sidebar .submenu { display: none !important; }
  .layout-with-sidebar .main-wrapper { margin-left: calc(var(--sidebar-offset, 0px) + 72px) !important; }
  .header { margin: 8px 12px; }
  .layout-with-sidebar .main .container { margin: 0 var(--um-pad-tablet); padding: var(--um-pad-tablet) 0 20px; }
  .page-header { flex-wrap: wrap; gap: 12px; }
  .page-header-actions { width: 100%; justify-content: flex-start; }
  .page-hero { padding: 1.5rem 1rem; }
  .page-hero-title { font-size: 1.25rem; }
  .dashboard-grid, .subjects-grid, .friends-grid, .channels-grid, .challenges-grid,
  .notes-grid, .roommates-grid, .places-grid, .intl-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .kanban-board { gap: 12px; }
  .kanban-column { min-width: 260px; }
  .premium-plans { grid-template-columns: repeat(2, 1fr); }
  .settings-grid { grid-template-columns: 1fr 1fr; }
  .market-grid, .store-grid { grid-template-columns: repeat(2, 1fr); }
  .merch-grid { grid-template-columns: repeat(3, 1fr); }
  .sc-grid, .gpa-grid { grid-template-columns: repeat(2, 1fr); }
  /* Tablet: GPA */
  .gpa-hero { padding: 20px 22px; border-radius: 18px; }
  .gpa-semesters { flex-wrap: wrap; }
  .gpa-whatif-row { grid-template-columns: 1fr 80px 80px 32px; }
  /* Tablet: AI */
  .ai-grid { grid-template-columns: 1fr; }
  .ai-grid > *:nth-child(2) { display: none; }
  .ai-hero__stats { flex-wrap: wrap; }
  /* Tablet: Notes */
  .notes-layout { grid-template-columns: 220px 1fr; gap: 12px; }
  /* Tablet: SmartCloud */
  .sc-layout { margin: 10px 14px 14px; }
  .sc-sidebar { width: 200px; min-width: 200px; padding: 16px 10px; }
  .sc-file-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
  .sc-stats { grid-template-columns: repeat(2, 1fr); }
  /* Tablet: Friends */
  .friends-grid { grid-template-columns: 1fr 300px; gap: 16px; }
  .friends-list { grid-template-columns: 1fr; }
  .friends-hero-overlay { gap: 20px; }
  /* Tablet: Intl */
  .intl-grid { grid-template-columns: repeat(2, 1fr); }
  .intl-hero { padding: 22px 24px; }
  /* Tablet: Places */
  .places-grid { grid-template-columns: repeat(2, 1fr); }
  .places-hero { padding: 22px 24px; }
  /* Tablet: Profile */
  .profile-content { grid-template-columns: 280px minmax(0, 1fr); gap: 16px; }
  .profile-cover { height: 200px; }
  .profile-friends-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
  /* Tablet: Gallery */
  .gl-albums { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .gl-photos { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
  /* Tablet: Lumes */
  .lm-stats { grid-template-columns: repeat(2, 1fr); }
  .lm-quick-grid { grid-template-columns: repeat(2, 1fr); }
  .lm-plans-grid { grid-template-columns: repeat(2, 1fr); }
  .lm-shop-grid { grid-template-columns: repeat(2, 1fr); }
  .lm-topup-methods { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
  /* Tablet: Account Settings */
  .as-layout { grid-template-columns: 220px minmax(0, 1fr); }
  .as-notif-grid { grid-template-columns: 1fr; }
  .account-settings-layout { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  /* Tablet: Group */
  .members-grid { grid-template-columns: 1fr; }
  .groups-grid { grid-template-columns: repeat(2, 1fr); }
  .bday-grid { grid-template-columns: repeat(2, 1fr); }
  .group-tabs-nav { flex-wrap: wrap; }
  .dash-columns { grid-template-columns: 1fr; }
  .dash-col--right { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  .dash-stats { grid-template-columns: repeat(2, 1fr); }
  #agenda-card .card-body.agenda-grid { grid-template-columns: 1fr; }
  .agenda-section:first-child { padding-right: 0; border-right: none; border-bottom: 1px solid var(--dash-border, var(--border)); padding-bottom: 14px; }
  .agenda-section:last-child { padding-left: 0; padding-top: 14px; }
  .gc-layout { grid-template-columns: 200px 1fr; gap: 12px; }
  .gc-mini-cal { padding: 10px; }
  .gc-mini-cal__day { width: 26px; height: 26px; line-height: 26px; font-size: 11px; }
  .gc-topbar__title { font-size: 17px; }
  .gc-view-btn span, .gc-btn--create span { display: none; }
  .gc-btn--create { border-radius: 10px; }
  .gc-popover { width: 320px; }
  .chat-app { grid-template-columns: 280px 1fr; }
  .chat-app.info-open { grid-template-columns: 280px 1fr 260px; }
  .chat-info__media-grid { grid-template-columns: repeat(3, 1fr); gap: 4px; }
  .focus-grid { grid-template-columns: 1fr; gap: 16px; }
  .focus-main, .focus-side { grid-column: 1; }
  .focus-island .island { grid-template-columns: 1fr 1fr; gap: 14px; }
  .focus-island .island-left { grid-column: span 2; }
  .focus-hero-stats { gap: 12px; }
  .agenda-grid { grid-template-columns: 1fr; }
  .agenda-summary, .week-grid { grid-template-columns: repeat(2, 1fr); }
  .channels-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
  .sg-groups-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
  .sg-detail { width: 400px; }
}

/* =====================================================================
   2. PHONE (≤640px) — Native App Shell
   ===================================================================== */
@media (max-width: 640px) {
  .sidebar, .sidebar-overlay { display: none !important; }
  .layout-with-sidebar .main-wrapper { margin-left: 0 !important; width: 100% !important; overflow-x: hidden !important; }
  .container { padding: 0 var(--um-pad) !important; max-width: 100% !important; }
  .layout-with-sidebar .main .container { margin: 0 !important; padding: var(--um-pad) var(--um-pad) var(--um-safe-bottom) !important; max-width: 100% !important; }
  .layout-with-sidebar .container { max-width: 100% !important; }

  /* ═══════════ Header — Dynamic Island Bar ═══════════ */
  .header {
    margin: 8px 14px !important;
    border-radius: 22px !important;
    position: sticky; top: 8px; z-index: 1102;
    background: rgba(255,255,255,0.72) !important;
    backdrop-filter: blur(32px) saturate(200%) !important;
    -webkit-backdrop-filter: blur(32px) saturate(200%) !important;
    border: 1px solid rgba(255,255,255,0.6) !important;
    box-shadow:
      0 1px 3px rgba(0,0,0,0.03),
      0 4px 16px rgba(0,0,0,0.05),
      0 0 0 0.5px rgba(255,255,255,0.7) inset !important;
    transition: all 0.3s var(--um-ease);
    overflow: visible;
  }
  .header::after {
    content: ''; position: absolute; inset: -1px; border-radius: 23px;
    background: linear-gradient(135deg, rgba(14,165,233,0.08), rgba(168,85,247,0.06), rgba(236,72,153,0.04));
    z-index: -1; opacity: 0.7; pointer-events: none;
  }
  .theme-dark .header {
    background: rgba(15,23,42,0.78) !important;
    border-color: rgba(148,163,184,0.1) !important;
    box-shadow:
      0 1px 3px rgba(0,0,0,0.15),
      0 4px 20px rgba(0,0,0,0.3),
      0 0 0 0.5px rgba(255,255,255,0.05) inset !important;
  }
  .theme-dark .header::after {
    background: linear-gradient(135deg, rgba(14,165,233,0.1), rgba(168,85,247,0.08), rgba(236,72,153,0.06));
    opacity: 0.5;
  }
  .header .header-content {
    padding: 7px 8px !important; gap: 4px !important;
    min-height: 50px; display: flex; align-items: center;
  }
  .header .header-title { flex: 1; min-width: 0; }
  .header-search, .header-search-results, #globalSearch { display: none !important; }
  .header .header-actions { gap: 4px !important; display: flex; align-items: center; }

  /* Header icon buttons — glassmorphic pills */
  .header .icon-button {
    width: 40px; height: 40px; border-radius: 14px;
    background: rgba(0,0,0,0.03);
    border: 1px solid rgba(0,0,0,0.04);
    transition: all 0.18s var(--um-ease);
    display: flex; align-items: center; justify-content: center;
    position: relative; -webkit-tap-highlight-color: transparent;
  }
  .theme-dark .header .icon-button {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.06);
  }
  .header .icon-button:active {
    transform: scale(0.85);
    background: rgba(14,165,233,0.1);
  }
  .header .icon-button i { font-size: 17px; }

  /* Bell button — special accent */
  .header #openNotificationsModal {
    background: rgba(14,165,233,0.06);
    border-color: rgba(14,165,233,0.1);
    color: #0ea5e9;
  }
  .theme-dark .header #openNotificationsModal {
    background: rgba(14,165,233,0.12);
    border-color: rgba(14,165,233,0.15);
  }

  /* Theme toggle — subtle */
  .theme-toggle { margin-right: 0 !important; }
  .header .theme-toggle {
    background: rgba(245,158,11,0.06);
    border-color: rgba(245,158,11,0.1);
    color: #f59e0b;
  }
  .theme-dark .header .theme-toggle {
    background: rgba(99,102,241,0.1);
    border-color: rgba(99,102,241,0.12);
    color: #818cf8;
  }

  /* Notification badge — glowing dot */
  .header-notif-badge {
    top: 3px; right: 3px; min-width: 8px; height: 8px; width: 8px;
    padding: 0; font-size: 0; line-height: 8px; border-radius: 50%;
    background: #ef4444; border: 2px solid rgba(255,255,255,0.9);
    box-shadow: 0 0 6px rgba(239,68,68,0.5);
  }
  .theme-dark .header-notif-badge { border-color: rgba(15,23,42,0.9); }
  .header-notif-badge.visible { animation: um-badge-glow 2s ease infinite; }

  /* User avatar in header — clean circle */
  .user-avatar-wrapper {
    cursor: pointer; -webkit-tap-highlight-color: transparent;
    position: relative; padding: 0;
    border-radius: 50%;
    background: none;
    animation: none;
    transition: transform 0.2s var(--um-spring);
  }
  .user-avatar-wrapper:active { transform: scale(0.88); }
  .user-avatar-wrapper.active { transform: scale(0.92); }
  .user-avatar-frame {
    width: 34px !important; height: 34px !important;
    border-radius: 50% !important;
    border: none !important;
    transition: none;
    box-shadow: none !important;
  }
  .theme-dark .user-avatar-frame { border-color: transparent !important; }
  .user-avatar { width: 34px !important; height: 34px !important; border-radius: 50% !important; border: none !important; }
  .user-avatar-initials { width: 34px !important; height: 34px !important; font-size: 13px; border-radius: 50% !important; }
  .header .badge-premium span { font-size: 10px; }
  .header .btn-premium span { display: none; }

  /* ═══════════ User Dropdown → Bottom Sheet ═══════════ */
  .user-dropdown-menu {
    position: fixed !important;
    left: 0 !important; right: 0 !important; bottom: 0 !important; top: auto !important;
    width: 100vw !important; max-width: 100vw !important; min-width: 100vw !important;
    height: auto !important; min-height: 0 !important;
    max-height: 88vh !important;
    overflow: auto !important; overflow-x: hidden !important; overflow-y: auto !important;
    overscroll-behavior-y: contain;
    -webkit-overflow-scrolling: touch;
    border-radius: 24px 24px 0 0 !important;
    z-index: 1200 !important;
    box-shadow: 0 -12px 48px rgba(0,0,0,0.18), 0 -2px 8px rgba(0,0,0,0.06) !important;
    padding: 0 0 env(safe-area-inset-bottom, 0) 0 !important;
    margin: 0 !important;
    background: var(--surface, #fff) !important;
    border: none !important;
    transform-origin: bottom center !important;
    animation: none !important;
    transform: none !important;
    clip: auto !important; clip-path: none !important;
  }
  .user-dropdown-menu.open {
    display: block !important;
    animation: um-sheet-spring 0.38s var(--um-spring) both !important;
  }
  .user-dropdown-menu::before {
    content: '' !important; display: block !important; width: 40px; height: 5px;
    border-radius: 3px; background: rgba(0,0,0,0.12); margin: 10px auto 6px;
    position: static !important; border: none !important;
    top: auto !important; right: auto !important;
    border-bottom-color: transparent !important;
  }
  .user-dropdown-menu::after {
    display: none !important;
    content: none !important;
    border: none !important;
  }
  .theme-dark .user-dropdown-menu {
    background: var(--surface-elevated, var(--surface, #1e293b)) !important;
    box-shadow: 0 -12px 48px rgba(0,0,0,0.5), 0 -2px 8px rgba(0,0,0,0.2) !important;
  }
  .theme-dark .user-dropdown-menu::before { background: rgba(255,255,255,0.15) !important; }

  /* Dropdown card — fully visible */
  .um-dropdown-card {
    padding: 2px 18px 16px !important;
    overflow: visible !important;
    display: flex !important; flex-direction: column !important;
    gap: 0 !important;
  }
  .um-identity {
    flex-direction: row !important; align-items: center !important; gap: 14px !important;
    padding: 14px 0 !important; flex-wrap: wrap;
  }
  .um-identity-left { width: auto; flex: 1; min-width: 0; gap: 12px !important; display: flex; align-items: center; }
  .um-avatar .avatar-img, .um-avatar .dropdown-avatar-frame, .um-avatar .avatar-initials {
    width: 52px !important; height: 52px !important; border-radius: 16px !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  }
  .um-identity-meta { min-width: 0; }
  .um-name { font-size: 18px !important; font-weight: 800 !important; letter-spacing: -0.3px; }
  .um-sub { font-size: 12.5px !important; gap: 6px; }
  .um-role { opacity: 0.7; }
  .um-student-id { opacity: 0.5; font-size: 11px; }
  .um-status-pill {
    align-self: flex-start !important; font-size: 10px !important;
    padding: 4px 10px !important; border-radius: 8px !important;
    font-weight: 700; letter-spacing: 0.3px;
  }

  /* Sections — clean dividers */
  .um-section {
    padding: 14px 0 !important; border-radius: 0 !important; margin: 0 !important;
    background: transparent !important; border: none !important;
  }
  .um-section + .um-section { border-top: 1px solid rgba(0,0,0,0.05) !important; }
  .theme-dark .um-section + .um-section { border-top-color: rgba(255,255,255,0.06) !important; }

  /* Lumes section */
  .um-gamification { text-align: left; }
  .um-gamification .um-section-title { font-size: 10px !important; font-weight: 700 !important; letter-spacing: 1px; text-transform: uppercase; opacity: 0.5; margin-bottom: 4px; }
  .um-gamification .um-lumes-amount { font-size: 26px !important; font-weight: 800 !important; letter-spacing: -0.5px; }

  /* XP section — beautiful progress */
  .um-xp-header { margin-bottom: 8px; }
  .um-xp-level-badge { font-size: 12px; padding: 4px 10px; border-radius: 8px; }
  .um-xp-streak { font-size: 12px; }
  .um-xp-bar { height: 7px !important; border-radius: 4px !important; overflow: hidden; }
  .um-xp-bar-fill { border-radius: 4px !important; transition: width 0.6s var(--um-ease); }
  .um-xp-sub { font-size: 11px !important; margin-top: 6px; opacity: 0.6; }

  /* Language picker */
  .um-lang-row { flex-direction: column !important; gap: 8px !important; }
  .um-row-label { font-size: 12px; font-weight: 700; opacity: 0.6; text-transform: uppercase; letter-spacing: 0.5px; }
  .um-lang-trigger {
    padding: 10px 14px !important; border-radius: 12px !important; font-size: 14px !important;
    min-height: 44px; gap: 10px; display: flex; align-items: center;
  }
  .um-lang-trigger:active { transform: scale(0.98); }
  .um-lang-flag { width: 22px; height: 16px; border-radius: 3px; object-fit: cover; }
  .um-lang-dropdown {
    position: fixed !important; left: 0 !important; right: 0 !important; bottom: 0 !important; top: auto !important;
    border-radius: 24px 24px 0 0 !important; max-height: 60vh !important;
    z-index: 1300 !important; animation: um-sheet-spring 0.35s var(--um-spring) both !important;
    background: var(--surface, #fff) !important;
    box-shadow: 0 -12px 48px rgba(0,0,0,0.18) !important;
    padding: 10px 0 env(safe-area-inset-bottom, 0) !important;
    overflow-y: auto; overscroll-behavior: contain;
  }
  .um-lang-dropdown::before {
    content: ''; display: block; width: 40px; height: 5px;
    border-radius: 3px; background: rgba(0,0,0,0.1); margin: 0 auto 10px;
  }
  .theme-dark .um-lang-dropdown { background: var(--surface, #0f172a) !important; }
  .theme-dark .um-lang-dropdown::before { background: rgba(255,255,255,0.12); }
  .um-lang-option {
    min-height: 48px !important; padding: 12px 20px !important; font-size: 15px !important;
    display: flex; align-items: center; gap: 12px;
    transition: background 0.12s ease;
  }
  .um-lang-option:active { background: rgba(14,165,233,0.06); }
  .um-lang-option.active { font-weight: 700; color: var(--primary); }
  .um-hint { font-size: 11px !important; opacity: 0.5; margin-top: 4px; }

  /* Action buttons */
  .um-actions { padding: 14px 0 6px !important; }
  .um-primary {
    display: flex !important; width: 100% !important; justify-content: center !important;
    padding: 13px !important; border-radius: 14px !important; font-size: 15px !important; font-weight: 700 !important;
    min-height: 48px; align-items: center; gap: 8px;
    background: linear-gradient(135deg, #0ea5e9, #0284c7) !important; color: #fff !important;
    box-shadow: 0 4px 16px rgba(14,165,233,0.25); border: none !important;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
  }
  .um-primary:active { transform: scale(0.97); box-shadow: 0 2px 8px rgba(14,165,233,0.3); }
  .um-action-grid { display: flex; justify-content: space-between; align-items: center; gap: 75px !important; margin-top: 12px; }
  .um-action-tile {
    width: 52px !important; height: 52px !important; border-radius: 16px !important; font-size: 19px !important;
    transition: transform 0.1s ease, background 0.12s ease;
  }
  .um-action-tile:active { transform: scale(0.88); }
  .um-action-tile.um-logout:active { background: rgba(239,68,68,0.12); color: #ef4444; }

  /* ═══════════ Backdrop — Frosted Dim ═══════════ */
  .user-menu-backdrop {
    position: fixed !important; inset: 0 !important; z-index: 1199 !important;
    background: rgba(0,0,0,0) !important;
    backdrop-filter: blur(0px) !important; -webkit-backdrop-filter: blur(0px) !important;
    transition: background 0.3s ease, backdrop-filter 0.3s ease, -webkit-backdrop-filter 0.3s ease;
    pointer-events: none;
  }
  .user-menu-backdrop.open {
    background: rgba(0,0,0,0.3) !important;
    backdrop-filter: blur(4px) !important; -webkit-backdrop-filter: blur(4px) !important;
    pointer-events: auto;
  }

  /* Footer — hidden on mobile */
  .compact-footer { display: none !important; }

  /* Page title */
  .page-title { font-size: 24px !important; font-weight: 800 !important; letter-spacing: -0.5px !important; line-height: 1.15 !important; margin-bottom: 4px !important; }
  .page-header { flex-direction: column !important; align-items: flex-start !important; gap: 10px !important; margin: 4px 0 var(--um-gap) !important; }
  .page-header-actions { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; display: flex; gap: 6px; }
  .page-header-actions::-webkit-scrollbar { display: none; }
  .page-subtitle { font-size: 13px !important; color: var(--muted) !important; }

  /* Page hero */
  .page-hero { padding: 18px !important; border-radius: var(--um-r) !important; margin-bottom: var(--um-gap) !important; }
  .page-hero-icon { font-size: 1.5rem !important; }
  .page-hero-title { font-size: 1.05rem !important; font-weight: 800 !important; }
  .page-hero-subtitle { font-size: 0.8rem !important; }
  .page-hero-stats { gap: 10px !important; flex-wrap: wrap; }
  .page-hero-actions { gap: 6px !important; flex-wrap: wrap; }

  /* Cards */
  .card { border-radius: var(--um-r) !important; box-shadow: var(--um-sh-xs) !important; border: 1px solid rgba(0,0,0,0.04) !important; overflow: hidden; }
  .theme-dark .card { border-color: rgba(255,255,255,0.05) !important; box-shadow: 0 1px 4px rgba(0,0,0,0.15) !important; }
  .card-header { padding: 12px 14px !important; border-bottom: 1px solid rgba(0,0,0,0.04) !important; }
  .card-body { padding: 12px 14px !important; }
  .card-title { font-size: 14px !important; font-weight: 700 !important; }

  /* Buttons — 44px touch targets */
  .btn { min-height: 44px; padding: 10px 18px !important; border-radius: var(--um-r-sm) !important; font-size: 14px !important; font-weight: 600 !important; -webkit-tap-highlight-color: transparent; }
  .btn:active { transform: scale(0.97); opacity: 0.85; }
  .btn-sm { min-height: 36px; padding: 7px 14px !important; font-size: 12.5px !important; border-radius: 10px !important; }
  .btn-lg { min-height: 50px; padding: 13px 22px !important; font-size: 15px !important; border-radius: 14px !important; }

  /* Filters — horizontal pill scroll */
  .filters { flex-wrap: nowrap !important; overflow-x: auto !important; -webkit-overflow-scrolling: touch; scrollbar-width: none; gap: 6px !important; margin: 0 calc(-1 * var(--um-pad)); padding: 0 var(--um-pad) 2px; }
  .filters::-webkit-scrollbar { display: none; }
  .filter-btn { white-space: nowrap; flex-shrink: 0; padding: 8px 16px !important; font-size: 13px !important; font-weight: 600 !important; border-radius: 20px !important; border: 1.5px solid rgba(0,0,0,0.06) !important; -webkit-tap-highlight-color: transparent; }
  .filter-btn:active { transform: scale(0.95); }
  .filter-btn.active { background: var(--primary) !important; color: #fff !important; border-color: var(--primary) !important; box-shadow: 0 2px 12px rgba(14,165,233,0.2); }

  /* Forms */
  .form-group { margin-bottom: 14px !important; }
  .form-label { font-size: 13px !important; font-weight: 700 !important; margin-bottom: 6px !important; }
  .form-input, .form-select, .form-textarea, input[type="text"], input[type="email"], input[type="password"],
  input[type="number"], input[type="search"], input[type="url"], input[type="tel"], input[type="date"],
  input[type="datetime-local"], select, textarea {
    padding: 12px 14px !important; border-radius: var(--um-r-sm) !important; font-size: 16px !important; min-height: 48px;
    border: 1.5px solid rgba(0,0,0,0.08) !important; background: rgba(0,0,0,0.015) !important; -webkit-appearance: none; appearance: none;
  }
  .form-input:focus, .form-select:focus, .form-textarea:focus, input:focus, select:focus, textarea:focus {
    border-color: var(--primary) !important; box-shadow: 0 0 0 3px rgba(14,165,233,0.1) !important; outline: none;
  }
  .theme-dark .form-input, .theme-dark .form-select, .theme-dark .form-textarea,
  .theme-dark input[type="text"], .theme-dark input[type="email"], .theme-dark input[type="password"],
  .theme-dark input[type="number"], .theme-dark select, .theme-dark textarea {
    border-color: rgba(255,255,255,0.08) !important; background: rgba(255,255,255,0.03) !important;
  }

  /* Tabs */
  .group-tabs { flex-wrap: nowrap !important; overflow-x: auto !important; -webkit-overflow-scrolling: touch; scrollbar-width: none; gap: 4px !important; padding: 3px !important; border-radius: var(--um-r-sm) !important; }
  .group-tabs::-webkit-scrollbar { display: none; }
  .group-tab-btn { white-space: nowrap; flex-shrink: 0; padding: 8px 16px !important; font-size: 12px !important; border-radius: 10px !important; font-weight: 600; }
  .group-tab-btn:active { transform: scale(0.95); }

  /* ═══════════ Modals → Premium Bottom Sheet ═══════════ */
  .modal, .modal-overlay { align-items: flex-end !important; padding: 0 !important; }
  .modal .modal-dialog, .modal-content, .modal-overlay > .modal, .modal-overlay > .modal-card {
    max-width: 100% !important; width: 100% !important;
    border-radius: 24px 24px 0 0 !important;
    max-height: 92vh !important; margin: 0 !important;
    animation: um-sheet-spring 0.38s var(--um-spring) both !important;
    box-shadow: 0 -12px 48px rgba(0,0,0,0.12), 0 -2px 8px rgba(0,0,0,0.04) !important;
    border-top: 1px solid rgba(255,255,255,0.3) !important;
  }
  .theme-dark .modal .modal-dialog, .theme-dark .modal-content,
  .theme-dark .modal-overlay > .modal, .theme-dark .modal-overlay > .modal-card {
    box-shadow: 0 -12px 48px rgba(0,0,0,0.4), 0 -2px 8px rgba(0,0,0,0.15) !important;
    border-top-color: rgba(255,255,255,0.06) !important;
  }
  .modal-header {
    position: sticky; top: 0; z-index: 2;
    backdrop-filter: blur(24px) saturate(180%); -webkit-backdrop-filter: blur(24px) saturate(180%);
    padding: 8px 18px 14px !important;
    background: linear-gradient(180deg, rgba(255,255,255,0.95) 0%, rgba(248,250,252,0.85) 100%) !important;
  }
  .theme-dark .modal-header {
    background: linear-gradient(180deg, rgba(30,41,59,0.95) 0%, rgba(15,23,42,0.85) 100%) !important;
  }
  .modal-header::before {
    content: ''; display: block; width: 40px; height: 5px;
    border-radius: 3px; background: rgba(0,0,0,0.1); margin: 0 auto 12px;
  }
  .theme-dark .modal-header::before { background: rgba(255,255,255,0.15); }
  .modal-header h2, .modal-header h3, .modal-header .modal-title {
    font-size: 17px !important; font-weight: 800 !important; letter-spacing: -0.2px;
  }
  .modal-body {
    -webkit-overflow-scrolling: touch; overscroll-behavior: contain;
    padding: 0 18px 18px !important;
  }
  .modal-footer, .form-actions {
    padding: 14px 18px !important;
    padding-bottom: calc(14px + env(safe-area-inset-bottom, 0px)) !important;
    background: linear-gradient(0deg, rgba(248,250,252,0.95) 0%, rgba(255,255,255,0.8) 100%) !important;
    border-top: 1px solid rgba(0,0,0,0.04) !important;
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  }
  .theme-dark .modal-footer, .theme-dark .form-actions {
    background: linear-gradient(0deg, rgba(10,14,26,0.9) 0%, rgba(15,23,42,0.7) 100%) !important;
    border-top-color: rgba(255,255,255,0.05) !important;
  }
  .modal-close, .modal-close-btn, .close-modal, .close-btn {
    width: 36px; height: 36px; border-radius: 12px; font-size: 15px;
  }
  .modal .form-row { margin-bottom: 16px; }
  .modal .form-row label { font-size: 13px; font-weight: 700; margin-bottom: 6px; }
  .modal .btn { border-radius: 14px !important; }

  /* Alerts, empty states, badges, progress */
  .alert { border-radius: var(--um-r-sm) !important; padding: 10px 14px !important; font-size: 13px !important; border: none !important; box-shadow: var(--um-sh-xs); }
  .um-empty-state { padding: 48px 24px !important; }
  .um-empty-icon { width: 52px !important; height: 52px !important; border-radius: 15px !important; }
  .um-empty-title { font-size: 16px !important; font-weight: 700 !important; }
  .um-empty-desc { font-size: 13px !important; line-height: 1.5 !important; }
  .badge, .pill, .tag { font-size: 10px !important; padding: 3px 8px !important; border-radius: var(--um-r-xs) !important; }
  .progress, .um-progress { height: 5px !important; border-radius: 3px !important; }
  .avatar { border-radius: 13px !important; }
  .user-avatar-frame { border-radius: 50% !important; }

  /* Tables */
  table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  thead, tbody, tr, th, td { white-space: nowrap; }
  th, td { padding: 10px 12px !important; font-size: 13px !important; }

  /* Tooltips hidden on touch */
  [data-tooltip]::after, [data-tooltip]::before { display: none !important; }

  /* Floating above nav */
  .xp-toast, #um-update-banner, #um-toast-container, .toast-container, #ai-toast-container, .pwa-install-banner.visible { bottom: var(--um-safe-bottom) !important; }
  .um-confirm-dialog {
    width: calc(100% - 32px) !important; border-radius: 20px !important;
    box-shadow: 0 24px 64px rgba(0,0,0,0.15), 0 0 0 1px rgba(255,255,255,0.1) inset !important;
    animation: um-confirm-pop 0.3s var(--um-spring) both;
  }

  /* ═══════════ Dropdowns & Context Menus → Bottom Sheet ═══════════ */
  .dropdown-menu, .context-menu {
    position: fixed !important; left: 0 !important; right: 0 !important; bottom: 0 !important; top: auto !important;
    width: 100% !important; max-width: 100% !important; max-height: 70vh !important; overflow-y: auto !important;
    border-radius: 24px 24px 0 0 !important;
    box-shadow: 0 -12px 48px rgba(0,0,0,0.14) !important;
    border: none !important; border-top: 1px solid rgba(255,255,255,0.3) !important;
    z-index: 1200 !important;
    animation: um-sheet-spring 0.35s var(--um-spring) both !important;
    padding: 8px 0 env(safe-area-inset-bottom, 0) !important;
    -webkit-overflow-scrolling: touch; overscroll-behavior: contain;
  }
  .dropdown-menu::before, .context-menu::before {
    content: ''; display: block; width: 40px; height: 5px;
    border-radius: 3px; background: rgba(0,0,0,0.1); margin: 0 auto 6px;
  }
  .theme-dark .dropdown-menu, .theme-dark .context-menu {
    border-top-color: rgba(255,255,255,0.06) !important;
    box-shadow: 0 -12px 48px rgba(0,0,0,0.4) !important;
  }
  .theme-dark .dropdown-menu::before, .theme-dark .context-menu::before { background: rgba(255,255,255,0.12); }
  .dropdown-menu a, .dropdown-menu button, .dropdown-menu .dropdown-item, .context-menu a, .context-menu button {
    min-height: 48px !important; padding: 14px 20px !important; font-size: 15px !important;
    display: flex !important; align-items: center !important; gap: 12px !important;
    border-radius: 12px; margin: 2px 8px;
    transition: background 0.12s ease;
  }
  .dropdown-menu a:active, .dropdown-menu button:active, .context-menu a:active, .context-menu button:active {
    background: rgba(14,165,233,0.06); transform: scale(0.98);
  }

  /* Skeleton, scrollbars */
  .skeleton, .skeleton-line, .skeleton-card { border-radius: var(--um-r-sm) !important; }
  * { scrollbar-width: none; }
  *::-webkit-scrollbar { display: none; }
  .modal-body { scrollbar-width: thin; }
  .modal-body::-webkit-scrollbar { width: 3px; display: block; }
  .modal-body::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.06); border-radius: 3px; }

  /* ═══════════ Notification Modal — Beautiful Bottom Sheet ═══════════ */
  .notif-modal-overlay { align-items: flex-end !important; padding: 0 !important; }
  .notif-modal-overlay .notif-modal {
    border-radius: 24px 24px 0 0 !important; max-height: 88vh !important; width: 100% !important; max-width: 100% !important;
    animation: um-sheet-spring 0.38s var(--um-spring) both !important;
    box-shadow: 0 -12px 48px rgba(0,0,0,0.14), 0 -2px 8px rgba(0,0,0,0.04) !important;
    border-top: 1px solid rgba(255,255,255,0.3) !important;
  }
  .theme-dark .notif-modal-overlay .notif-modal {
    box-shadow: 0 -12px 48px rgba(0,0,0,0.5) !important;
    border-top-color: rgba(255,255,255,0.06) !important;
  }
  .notif-modal-header {
    padding: 8px 18px 12px !important;
    backdrop-filter: blur(24px) saturate(180%); -webkit-backdrop-filter: blur(24px) saturate(180%);
  }
  .notif-modal-header::before {
    content: ''; display: block; width: 40px; height: 5px;
    border-radius: 3px; background: rgba(0,0,0,0.1); margin: 0 auto 10px;
  }
  .theme-dark .notif-modal-header::before { background: rgba(255,255,255,0.15); }
  .notif-modal-title-row h3 { font-size: 18px; font-weight: 800; letter-spacing: -0.2px; }
  .notif-modal-close { width: 36px; height: 36px; border-radius: 12px; }
  .notif-filter-btn { padding: 8px 14px; border-radius: 10px; font-size: 13px; min-height: 36px; }
  .notif-modal-body { padding: 8px 14px; }
  .notif-item { padding: 14px 12px; border-radius: 14px; gap: 12px; }
  .notif-item:active { background: rgba(14,165,233,0.06); transform: scale(0.98); }
  .notif-item-left { width: 42px; height: 42px; }
  .notif-actor-avatar { width: 42px; height: 42px; border-radius: 13px; }
  .notif-item-icon { width: 42px; height: 42px; border-radius: 13px; font-size: 17px; }
  .notif-item-title { font-size: 14.5px; font-weight: 700; }
  .notif-item-body { font-size: 13px; }
  .notif-item-time { font-size: 11px; }
  .notif-item-actions { opacity: 1; }
  .notif-action-btn { width: 32px; height: 32px; border-radius: 10px; font-size: 13px; }
  .notif-modal-footer {
    padding: 12px 18px !important;
    padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px)) !important;
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  }
  .notif-modal-mark-all { padding: 8px 14px; border-radius: 10px; font-size: 13px; min-height: 40px; }
  .notif-modal-view-all { padding: 8px 14px; border-radius: 10px; font-size: 13px; min-height: 40px; }

  /* ═══════════ Spotlight — Bottom Sheet ═══════════ */
  .spotlight-overlay .spotlight-panel {
    border-radius: 24px 24px 0 0 !important; max-height: 85vh !important;
    animation: um-sheet-spring 0.35s var(--um-spring) both !important;
    box-shadow: 0 -12px 48px rgba(0,0,0,0.14) !important;
  }
  .spotlight-overlay .spotlight-input { font-size: 17px !important; padding: 14px 18px !important; }
  .spotlight-overlay .spotlight-item { padding: 12px 18px !important; font-size: 14.5px !important; border-radius: 12px; }
  .spotlight-overlay .spotlight-item:active { background: rgba(14,165,233,0.06); transform: scale(0.98); }
  .spotlight-overlay .spotlight-item-icon { width: 40px; height: 40px; border-radius: 12px; font-size: 16px; }
  .spotlight-overlay kbd { display: none; }
  .spotlight-overlay .spotlight-footer { display: none; }

  /* ═══════════ Toasts ═══════════ */
  #um-toast-container { right: 10px !important; left: 10px !important; bottom: var(--um-safe-bottom) !important; max-width: none !important; }
  .um-toast { width: 100% !important; border-radius: 14px !important; box-shadow: 0 4px 20px rgba(0,0,0,0.1); }
  .um-toast .um-toast-close { display: flex !important; }

  /* ═══════════ Notification cards ═══════════ */
  .notif-card { border-radius: 14px !important; padding: 12px 14px !important; }
  .notif-card.unread { border-left: 3px solid var(--primary) !important; }
  .notif-card:active { transform: scale(0.98); }

  /* ── Group Hub ── */
  .group-hero { padding: 18px 16px; border-radius: var(--um-r); margin-bottom: 14px; }
  .group-hero-top { flex-direction: column; gap: 14px; }
  .group-hero-code { font-size: 22px; }
  .group-hero-name { font-size: 14px; margin-bottom: 10px; }
  .group-hero-pills { gap: 6px; }
  .group-pill { padding: 5px 10px; font-size: 11px; }
  .group-hero-actions { width: 100%; }
  .btn-hero { width: 100%; justify-content: center; padding: 12px 16px; border-radius: var(--um-r-sm); font-size: 13px; }
  .btn-hero:hover { transform: none; }
  .group-tabs-nav { gap: 4px; padding: 4px; border-radius: 14px; margin-bottom: 14px; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .group-tabs-nav::-webkit-scrollbar { display: none; }
  .group-tab-btn { flex: 0 0 auto; padding: 10px 12px; border-radius: 10px; font-size: 12px; white-space: nowrap; gap: 6px; }
  .group-tab-btn i { font-size: 13px; }
  .group-section { border-radius: var(--um-r); margin-bottom: 12px; }
  .group-section-header { padding: 14px 16px; gap: 10px; }
  .group-section-title { font-size: 16px; gap: 8px; }
  .group-section-title i { font-size: 17px; }
  .group-section-body { padding: 14px 16px; }
  .group-specialty-banner { padding: 12px 14px; border-radius: 12px; margin-bottom: 14px; font-size: 13px; gap: 10px; }
  .group-specialty-banner i { font-size: 16px; }
  .members-grid { grid-template-columns: 1fr; gap: 8px; }
  .member-card { padding: 12px 14px; border-radius: 14px; gap: 10px; }
  .member-card:hover { transform: none; }
  .member-card:active { transform: scale(0.98); transition: transform 0.08s ease; }
  .member-card .member-avatar { width: 42px; height: 42px; border-radius: 12px; }
  .member-card .member-name { font-size: 14px; }
  .member-card .member-meta { font-size: 12px; gap: 6px; }
  .member-card .member-spec { font-size: 11px; }
  .role-pill { font-size: 10px; padding: 2px 8px; border-radius: 6px; }
  .member-card .member-actions { gap: 4px; }
  .member-card .member-actions .btn { padding: 7px 10px; font-size: 12px; border-radius: 8px; }
  .groups-grid { grid-template-columns: 1fr; gap: 10px; }
  .group-catalog-card { padding: 16px; border-radius: 14px; }
  .group-catalog-card:hover { transform: none; }
  .group-catalog-card:active { transform: scale(0.98); transition: transform 0.08s ease; }
  .group-catalog-code { font-size: 16px; }
  .group-catalog-name { font-size: 13px; }
  .group-catalog-spec { font-size: 12px; margin-bottom: 10px; }
  .group-catalog-footer { padding-top: 10px; }
  .group-catalog-count { font-size: 12px; }
  .group-create-cta { padding: 32px 16px; }
  .group-create-cta .cta-icon { width: 56px; height: 56px; border-radius: 16px; font-size: 22px; }
  .group-create-cta h3 { font-size: 17px; }
  .group-create-cta p { font-size: 14px; }
  .attendance-toolbar { gap: 8px; margin-bottom: 14px; }
  .attendance-toolbar .date-input { padding: 8px 12px; border-radius: 10px; font-size: 13px; }
  .attendance-row { padding: 10px 12px; border-radius: 12px; gap: 8px; flex-wrap: wrap; }
  .attendance-row .att-name { font-size: 13px; gap: 6px; }
  .att-status-group { gap: 4px; }
  .btn-status { width: 34px; height: 34px; border-radius: 8px; font-size: 13px; }
  .btn-status::after { display: none; }
  .bday-grid { grid-template-columns: 1fr; gap: 8px; }
  .bday-card { padding: 12px 14px; border-radius: 14px; }
  .bday-card:hover { transform: none; }
  .bday-top { gap: 6px; margin-bottom: 6px; }
  .bday-name { font-size: 14px; }
  .bday-badge { font-size: 11px; padding: 3px 8px; border-radius: 6px; }
  .bday-next { font-size: 12px; }
  .bday-edit { gap: 6px; }
  .bday-input { padding: 7px 10px; border-radius: 8px; font-size: 12px; }
  .group-empty { padding: 32px 16px; }
  .group-empty .empty-icon { width: 52px; height: 52px; border-radius: 15px; font-size: 22px; }
  .group-empty h3 { font-size: 16px; }
  .group-empty p { font-size: 13px; }
  .group-alert { padding: 10px 14px; border-radius: 12px; font-size: 13px; margin-bottom: 12px; }
  .qr-modal { padding: 16px; }
  .qr-content { padding: 20px; border-radius: var(--um-r); }
  .qr-content h3 { font-size: 16px; }
  .qr-img { width: 200px; height: 200px; border-radius: 10px; }
  .group-hub-header { flex-direction: column; align-items: flex-start; gap: 8px; }
  .group-hub-title { font-size: 18px !important; font-weight: 800 !important; }
  .group-hub-pill { font-size: 10px !important; padding: 4px 8px !important; border-radius: var(--um-r-xs) !important; }
  .group-hub-card, .group-section-card { border-radius: var(--um-r) !important; }
  .group-info-banner { border-radius: var(--um-r-sm) !important; padding: 10px 12px !important; }
  .shepherd-element.shepherd-theme-custom { max-width: calc(100vw - 20px) !important; }
  .connectivity-toast.visible { top: 66px !important; border-radius: var(--um-r-sm) !important; }
  .pwa-install-banner { border-radius: var(--um-r) !important; margin: 0 8px !important; }
}

/* =====================================================================
   3. ISLAND NAVIGATION v5.0
   ===================================================================== */
.mobile-nav { display: none; }
.mobile-nav .mobile-nav-item { text-align: center; }

@keyframes um-sheet { from { transform: translateY(100%); opacity: 0.5; } to { transform: translateY(0); opacity: 1; } }
@keyframes um-sheet-spring { 0% { transform: translateY(100%); opacity: 0; } 60% { transform: translateY(-2%); opacity: 1; } 100% { transform: translateY(0); opacity: 1; } }
@keyframes um-confirm-pop { 0% { transform: scale(0.9); opacity: 0; } 100% { transform: scale(1); opacity: 1; } }
@keyframes um-badge-glow { 0%, 100% { box-shadow: 0 0 4px rgba(239,68,68,0.4); } 50% { box-shadow: 0 0 10px rgba(239,68,68,0.7); } }
@keyframes um-avatar-ring { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }
@keyframes um-island-in { from { opacity: 0; transform: translateX(-50%) translateY(20px) scale(0.94); } to { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); } }
@keyframes um-dot { from { transform: translateX(-50%) scale(0); } to { transform: translateX(-50%) scale(1); } }
@keyframes um-badge-pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(239,68,68,0.45); } 50% { box-shadow: 0 0 0 6px rgba(239,68,68,0); } }
@keyframes um-panel-in { from { opacity: 0; transform: translateY(12px) scale(0.96); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes um-page-in { from { opacity: 0.9; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 640px) {
  .mobile-nav {
    display: flex !important; position: fixed; bottom: var(--um-nav-b); left: 50%; transform: translateX(-50%);
    z-index: 1100; height: var(--um-nav-h); align-items: center; padding: 0 8px; gap: 0;
    border-radius: var(--um-nav-r); width: auto; max-width: calc(100% - 16px);
    background: var(--um-glass-heavy); backdrop-filter: blur(32px) saturate(200%); -webkit-backdrop-filter: blur(32px) saturate(200%);
    border: 1px solid var(--um-glass-border); box-shadow: var(--um-sh-nav), inset 0 0.5px 0 rgba(255,255,255,0.7);
    animation: um-island-in 0.45s var(--um-ease) both; transition: transform 0.35s var(--um-ease), opacity 0.3s ease;
  }
  .mobile-nav.nav-hidden { transform: translateX(-50%) translateY(calc(100% + 24px)); opacity: 0; pointer-events: none; }
  .theme-dark .mobile-nav { background: rgba(15,23,42,0.92); border-color: rgba(148,163,184,0.08); box-shadow: 0 -2px 16px rgba(0,0,0,0.18), inset 0 0.5px 0 rgba(148,163,184,0.04); }
  .mobile-nav-items { display: flex; align-items: center; gap: 0; height: 100%; }
  .mobile-nav-item {
    position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center;
    width: 54px; height: 50px; border-radius: 14px; color: #94a3b8; text-decoration: none;
    background: transparent; border: none; cursor: pointer; -webkit-tap-highlight-color: transparent;
    transition: color 0.15s ease, background 0.15s ease; font-family: inherit;
  }
  .mobile-nav-item i { font-size: 19px; margin-bottom: 2px; transition: transform 0.2s var(--um-spring), color 0.15s ease; line-height: 1; }
  .mobile-nav-item span { font-size: 9px; font-weight: 700; line-height: 1; letter-spacing: 0.02em; opacity: 0.6; max-width: 50px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .mobile-nav-item:active { transform: scale(0.8); transition: transform 0.04s ease; }
  .mobile-nav-item.active { color: var(--primary, #0ea5e9); background: rgba(14,165,233,0.08); }
  .mobile-nav-item.active i { transform: translateY(-1px) scale(1.1); color: var(--primary, #0ea5e9); }
  .mobile-nav-item.active span { color: var(--primary, #0ea5e9); font-weight: 800; opacity: 1; }
  .mobile-nav-item.active::after { content: ''; position: absolute; bottom: 3px; left: 50%; transform: translateX(-50%); width: 4px; height: 4px; border-radius: 50%; background: var(--primary, #0ea5e9); animation: um-dot 0.3s var(--um-spring); }
  .mobile-nav-item[data-tier="secondary"] { display: none; }
  .theme-dark .mobile-nav-item { color: #64748b; }
  .theme-dark .mobile-nav-item.active { color: #38bdf8; background: rgba(56,189,248,0.08); }
  .theme-dark .mobile-nav-item.active i { color: #38bdf8; }
  .theme-dark .mobile-nav-item.active span { color: #38bdf8; }
  .theme-dark .mobile-nav-item.active::after { background: #38bdf8; }
  .mobile-nav-badge, .mobile-chat-badge { position: absolute; top: 3px; right: 6px; min-width: 14px; height: 14px; padding: 0 4px; border-radius: 7px; background: #ef4444; color: #fff; font-size: 8px; font-weight: 800; line-height: 14px; text-align: center; pointer-events: none; transform: scale(0); transition: transform 0.25s var(--um-spring); z-index: 2; box-shadow: 0 1px 4px rgba(239,68,68,0.35); }
  .mobile-nav-badge.visible, .mobile-chat-badge.visible { transform: scale(1); }
  .mobile-nav-badge.pulse, .mobile-chat-badge.pulse { animation: um-badge-pulse 1.5s ease-in-out infinite; }
  .mobile-nav-more { background: transparent !important; }
}

/* =====================================================================
   5. TABLET ISLAND NAV (641–768px) — Full styling
   ===================================================================== */
@media (min-width: 641px) and (max-width: 768px) {
  .mobile-nav {
    display: flex !important; position: fixed; bottom: var(--um-nav-b); left: 50%; transform: translateX(-50%);
    z-index: 1100; height: 54px; align-items: center; padding: 0 8px; gap: 2px;
    border-radius: 18px; width: auto; max-width: 400px;
    background: var(--um-glass-heavy, rgba(255,255,255,0.94));
    backdrop-filter: blur(28px) saturate(200%); -webkit-backdrop-filter: blur(28px) saturate(200%);
    border: 1px solid var(--um-glass-border, rgba(255,255,255,0.6));
    box-shadow: var(--um-sh-nav, 0 -2px 24px rgba(0,0,0,0.04));
    animation: um-island-in 0.4s var(--um-ease) both;
  }
  .theme-dark .mobile-nav { background: rgba(15,23,42,0.92); border-color: rgba(148,163,184,0.08); box-shadow: 0 -2px 16px rgba(0,0,0,0.18); }
  .mobile-nav-items { display: flex; align-items: center; gap: 0; height: 100%; }
  .mobile-nav-item {
    position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center;
    width: 50px; height: 44px; border-radius: 12px;
    color: #94a3b8; text-decoration: none; background: transparent; border: none; cursor: pointer;
    -webkit-tap-highlight-color: transparent; transition: color 0.15s ease, background 0.15s ease; font-family: inherit;
  }
  .mobile-nav-item i { font-size: 17px; margin-bottom: 1px; transition: transform 0.2s var(--um-spring, ease), color 0.15s ease; line-height: 1; }
  .mobile-nav-item span { font-size: 8.5px; font-weight: 700; line-height: 1; letter-spacing: 0.02em; opacity: 0.6; }
  .mobile-nav-item:active { transform: scale(0.85); }
  .mobile-nav-item.active { color: var(--primary, #0ea5e9); background: rgba(14,165,233,0.08); }
  .mobile-nav-item.active i { transform: translateY(-1px) scale(1.08); color: var(--primary, #0ea5e9); }
  .mobile-nav-item.active span { color: var(--primary, #0ea5e9); font-weight: 800; opacity: 1; }
  .mobile-nav-item.active::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 4px; height: 4px; border-radius: 50%; background: var(--primary, #0ea5e9); }
  .mobile-nav-item[data-tier="secondary"] { display: none; }
  .theme-dark .mobile-nav-item { color: #64748b; }
  .theme-dark .mobile-nav-item.active { color: #38bdf8; background: rgba(56,189,248,0.08); }
  .theme-dark .mobile-nav-item.active i { color: #38bdf8; }
  .theme-dark .mobile-nav-item.active span { color: #38bdf8; }
  .theme-dark .mobile-nav-item.active::after { background: #38bdf8; }
  .mobile-nav-badge, .mobile-chat-badge { position: absolute; top: 2px; right: 4px; min-width: 14px; height: 14px; padding: 0 4px; border-radius: 7px; background: #ef4444; color: #fff; font-size: 8px; font-weight: 800; line-height: 14px; text-align: center; pointer-events: none; z-index: 2; box-shadow: 0 1px 4px rgba(239,68,68,0.35); }
  .layout-with-sidebar .main .container { padding-bottom: calc(54px + var(--um-nav-b) + 16px) !important; }
  .compact-footer { margin-bottom: calc(54px + var(--um-nav-b) + 12px) !important; }
}

/* =====================================================================
   6. PAGE-SPECIFIC MOBILE OVERRIDES v5.0
   ===================================================================== */
@media (max-width: 640px) {

  /* ── Dashboard — Premium Mobile App ── */
  .dashboard-page { --dash-radius: 18px; --dash-radius-sm: 14px; --dash-gap: 14px; }
  .dashboard-page .container { padding-top: 8px !important; }
  .dashboard-grid { display: flex !important; flex-direction: column !important; gap: 14px !important; }

  /* Hero — immersive gradient banner */
  .dash-hero {
    padding: 22px 18px 20px; border-radius: 20px; margin-bottom: 14px;
    box-shadow: 0 8px 28px rgba(14,165,233,0.2);
  }
  .dash-hero::before { width: 180px; height: 180px; top: -60px; right: -60px; }
  .dash-hero::after { width: 140px; height: 140px; bottom: -50px; left: -20px; }
  .dash-hero__top { flex-direction: column; align-items: flex-start; gap: 12px; }
  .dash-hero__greeting h1 { font-size: 24px; letter-spacing: -0.4px; font-weight: 800; }
  .dash-hero__greeting p { font-size: 13.5px; opacity: 0.9; }
  .dash-hero__meta {
    width: calc(100% + 36px); margin-left: -18px; padding: 0 18px;
    overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none;
    gap: 6px; display: flex; flex-wrap: nowrap;
  }
  .dash-hero__meta::-webkit-scrollbar { display: none; }
  .dash-hero__pill { font-size: 11px; padding: 6px 12px; flex-shrink: 0; border-radius: 10px; }
  .dash-actions {
    flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none;
    margin: 16px -18px 0; padding: 0 18px 4px; gap: 6px;
  }
  .dash-actions::-webkit-scrollbar { display: none; }
  .dash-action {
    padding: 10px 16px; border-radius: 12px; font-size: 12.5px; font-weight: 700;
    flex-shrink: 0; white-space: nowrap; min-height: 40px;
    border: 1px solid rgba(255,255,255,0.15);
  }
  .dash-action:hover { transform: none; }
  .dash-action:active { transform: scale(0.95); background: rgba(255,255,255,0.25); }

  /* Stats — 2-col with subtle animation */
  .dash-stats { grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
  .dash-stat {
    padding: 16px 14px; border-radius: 16px; gap: 10px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.03);
  }
  .dash-stat__icon { width: 42px; height: 42px; border-radius: 13px; font-size: 18px; }
  .dash-stat__value { font-size: 22px; font-weight: 800; }
  .dash-stat__label { font-size: 10.5px; letter-spacing: 0.04em; }
  .dash-stat__trend { font-size: 10px; padding: 3px 8px; top: 10px; right: 10px; }
  .dash-stat__spark { height: 28px; }
  .dash-stat:hover { transform: none; box-shadow: 0 1px 4px rgba(0,0,0,0.03); }
  .dash-stat:active { transform: scale(0.97); transition: transform 0.1s ease; }

  /* Dashboard columns — single column on phone */
  .dash-columns { grid-template-columns: 1fr; gap: 14px; }
  .dash-col--right { grid-template-columns: 1fr; }
  .dash-col--right .card.widget { border-radius: 18px; box-shadow: 0 1px 4px rgba(0,0,0,0.03); }
  .dash-col--right .card.widget:hover { transform: none; }
  .dash-col--right .widget-header { padding: 16px 16px 0; }
  .dash-col--right .card-body { padding: 14px 16px 18px; }

  /* Cards — rounded, clean */
  .dash-card { border-radius: 18px; box-shadow: 0 1px 4px rgba(0,0,0,0.03); }
  .dash-card:hover { transform: none; box-shadow: 0 1px 4px rgba(0,0,0,0.03); }
  .dash-card__head { padding: 16px 16px 0; }
  .dash-card__title { font-size: 14px; font-weight: 700; }
  .dash-card__body { padding: 14px 16px 18px; }
  .dash-card__link { font-size: 11.5px; padding: 4px 10px; border-radius: 8px; }
  .dash-card:active { transform: scale(0.985); transition: transform 0.1s ease; }

  /* Chart */
  .dash-chart-bars { height: 100px; gap: 3px; padding-top: 6px; }
  .dash-chart-bar { border-radius: 5px 5px 0 0; }
  .dash-chart-labels span { font-size: 9.5px; }
  .dash-chart-period { gap: 3px; }
  .dash-chart-period button { padding: 4px 10px; font-size: 10.5px; border-radius: 8px; }

  /* Heatmap */
  .dash-heatmap__grid { gap: 3px; grid-template-columns: repeat(15, 1fr); }
  .dash-heatmap__cell { border-radius: 3px; }
  .dash-heatmap__legend { font-size: 9.5px; gap: 2px; }
  .dash-heatmap__legend-cell { width: 10px; height: 10px; border-radius: 2px; }
  .dash-heatmap__tooltip { display: none; }

  /* Schedule widget */
  .dash-lesson { padding: 14px; border-radius: 12px; margin-bottom: 8px; border-left-width: 3px; }
  .dash-lesson__badge { font-size: 9px; padding: 3px 8px; border-radius: 6px; }
  .dash-lesson__name { font-size: 14.5px; }
  .dash-lesson__meta { font-size: 11.5px; gap: 6px; }
  .dash-break { padding: 14px; border-radius: 12px; }
  .dash-break__time { font-size: 22px; }

  /* Deadlines widget */
  .dash-dl-item { padding: 11px 0; gap: 10px; }
  .dash-dl-item__title { font-size: 13.5px; }
  .dash-dl-item__sub { font-size: 11px; }
  .dash-dl-badge { font-size: 10px; padding: 3px 9px; border-radius: 7px; }

  /* News/Feed */
  .dash-news-tabs {
    display: flex;
    gap: 0;
    padding: 0;
    background: none;
    border-radius: 0;
    border-bottom: 1.5px solid var(--border);
    margin-bottom: 16px;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .dash-news-tabs::-webkit-scrollbar { display: none; }
  .dash-news-tab {
    flex-shrink: 0;
    padding: 9px 16px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 0;
    background: none;
    color: var(--muted);
    border-bottom: 2.5px solid transparent;
    margin-bottom: -1.5px;
    white-space: nowrap;
    transition: color 0.15s ease, border-color 0.15s ease;
  }
  .dash-news-tab.active {
    background: none;
    color: #0ea5e9;
    border-bottom-color: #0ea5e9;
    box-shadow: none;
  }
  .dash-news-tab i { font-size: 13px; }
  .dash-news-tab--add { width: 34px; height: 34px; border-radius: 9px; margin-left: auto; flex-shrink: 0; }
  .dash-feed__content { max-height: none; padding-right: 0; }

  /* Post cards — social media feel */
  .post-card { padding: 16px; border-radius: 16px; margin-bottom: 10px; }
  .post-card:hover { transform: none; }
  .post-card:active { transform: scale(0.985); transition: transform 0.1s ease; }
  .post-card__header { margin-bottom: 10px; gap: 10px; }
  .post-card__avatar { width: 38px; height: 38px; border-radius: 12px; }
  .post-card__author { font-size: 13.5px; }
  .post-card__role { font-size: 9px; padding: 2px 6px; }
  .post-card__time { font-size: 11px; }
  .post-card__title { font-size: 14.5px; }
  .post-card__text { font-size: 13.5px; -webkit-line-clamp: 4; line-clamp: 4; line-height: 1.55; }
  .post-card__actions { gap: 2px; margin-top: 10px; padding-top: 10px; }
  .post-action { padding: 8px 12px; font-size: 12.5px; border-radius: 10px; }
  .post-action:hover { transform: none; }
  .post-action:active { transform: scale(0.95); }
  .post-action i { font-size: 15px; }

  /* Comments */
  .comment { padding: 10px 12px; border-radius: 12px; gap: 8px; }
  .comment-author { font-size: 12px; }
  .comment-body { font-size: 12.5px; }
  .comment-form { gap: 8px; }
  .comment-form textarea { padding: 10px 14px; font-size: 13px; border-radius: 12px; min-height: 40px; }
  .comment-send { width: 40px; height: 40px; border-radius: 12px; }

  /* Onboarding styles moved to onboarding.css */

  /* Group prompt */
  .dash-group-prompt { padding: 14px 16px; border-radius: 14px; gap: 12px; flex-direction: column; align-items: flex-start; }

  /* Agenda card */
  #agenda-card { border-radius: 18px; margin-top: 14px; }
  #agenda-card .card-body.agenda-grid { grid-template-columns: 1fr; padding: 12px 16px 18px; }
  .agenda-header span { font-size: 11px; }
  .agenda-body .list-item { padding: 10px 12px; border-radius: 10px; }
  .agenda-body .item-title { font-size: 13px; }

  /* Disable desktop animations on mobile */
  .dash-hero, .dash-stats, .dash-columns, .post-card { animation: none !important; }
  .dash-feed__content::-webkit-scrollbar, .dash-dl-list::-webkit-scrollbar { display: none; }
  .dash-feed__content, .dash-dl-list { scrollbar-width: none; }

  /* Legacy compat */
  .welcome-banner { padding: 18px !important; border-radius: 18px !important; }
  .welcome-banner h1 { font-size: 22px !important; }
  .stats-row { grid-template-columns: 1fr 1fr !important; gap: 10px !important; }
  .stat-card { border-radius: 14px !important; padding: 14px !important; }
  .news-card { margin-bottom: 10px !important; border-radius: 16px !important; }
  .dash-quick-actions { gap: 6px !important; flex-wrap: wrap; }

  /* ── Schedule ── */
  .schedule-page { --gc-radius: 12px; }
  body:has(.schedule-page) .main-wrapper, .layout-with-sidebar:has(.schedule-page) .main-wrapper { max-height: none; height: auto; overflow: visible; }
  .schedule-page { overflow: visible; min-height: auto; }
  .schedule-page .container { overflow: visible; padding: 0 12px; }
  .gc-topbar { flex-wrap: wrap; padding: 10px 0; gap: 8px; }
  .gc-topbar__left { width: 100%; flex-wrap: wrap; gap: 8px; }
  .gc-topbar__title { font-size: 18px; }
  .gc-topbar__range { width: 100%; font-size: 12px; order: 10; }
  .gc-topbar__right { width: 100%; justify-content: space-between; }
  .gc-btn { padding: 7px 10px; font-size: 12px; border-radius: 10px; }
  .gc-btn--icon { width: 34px; height: 34px; }
  .gc-btn--today { font-size: 12px; padding: 6px 12px; }
  .gc-btn--create { padding: 7px 12px; font-size: 12px; border-radius: 10px; }
  .gc-btn--create span { display: none; }
  .gc-view-switcher { gap: 2px; padding: 3px; border-radius: 10px; }
  .gc-view-btn { padding: 5px 10px; font-size: 11px; border-radius: 7px; }
  .gc-view-btn span { display: none; }
  .gc-layout { grid-template-columns: 1fr; gap: 10px; }
  .gc-sidebar { display: none; }
  .gc-sidebar-toggle { display: inline-flex !important; }
  .gc-week-header { grid-template-columns: 40px repeat(6, 1fr); }
  .gc-week-header__name { font-size: 9px; }
  .gc-week-header__num { width: 28px; height: 28px; font-size: 12px; }
  .gc-week-grid { grid-template-columns: 40px repeat(6, 1fr); max-height: 65vh; overflow-y: auto; -webkit-overflow-scrolling: touch; }
  .gc-time-gutter__label { font-size: 9px; height: 50px; }
  .gc-hour-slot { height: 50px; }
  .gc-event { left: 2px; right: 2px; padding: 2px 4px; border-radius: 6px; border-left-width: 2px; }
  .gc-event__time { font-size: 9px; }
  .gc-event__title { font-size: 10px; }
  .gc-day-view__grid { grid-template-columns: 40px 1fr; max-height: 70vh; overflow-y: auto; -webkit-overflow-scrolling: touch; }
  .gc-month-cell { min-height: 60px; padding: 4px; }
  .gc-month-event { font-size: 9px; padding: 1px 3px; border-radius: 3px; }
  .gc-popover { position: fixed; bottom: 0; left: 0; right: 0; top: auto; width: 100%; max-width: 100%; border-radius: 20px 20px 0 0; animation: um-sheet 0.28s var(--um-ease); max-height: 70vh; overflow-y: auto; }
  .gc-history-panel, .gc-analytics-panel { width: 100vw; max-width: 100vw; border-radius: 0; }
  .gc-event:active { transform: scale(0.97); }
  .schedule-toolbar { flex-direction: column !important; gap: var(--um-gap-sm) !important; }
  .schedule-day-card { border-radius: var(--um-r) !important; margin-bottom: var(--um-gap-sm) !important; }
  .lesson-card { border-radius: var(--um-r-sm) !important; padding: 10px 12px !important; }
  .lesson-card:active { transform: scale(0.98); }

  /* ── Deadlines ── */
  .deadlines-toolbar { flex-direction: column !important; gap: var(--um-gap-sm) !important; }
  .deadline-card { border-radius: var(--um-r) !important; }
  .deadline-card:active { transform: scale(0.98); }
  .dl-page { gap: 14px !important; }
  .dl-hero { flex-direction: column !important; align-items: flex-start !important; padding: 16px !important; border-radius: var(--um-r) !important; }
  .dl-hero-icon { width: 44px !important; height: 44px !important; }
  .dl-hero-info h1 { font-size: 20px !important; }
  .dl-hero-stats { width: 100% !important; }
  .dl-stat { flex: 1 !important; }
  .dl-toolbar { flex-direction: column !important; align-items: stretch !important; }
  .dl-filters { flex-wrap: nowrap !important; overflow-x: auto !important; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .dl-filters::-webkit-scrollbar { display: none; }
  .dl-filter { flex-shrink: 0 !important; white-space: nowrap !important; }
  .dl-add-btn { width: 100% !important; justify-content: center !important; }
  .dl-add-btn:hover { transform: none !important; }
  .dl-item { border-radius: var(--um-r-sm) !important; }
  .dl-item:hover { transform: none !important; }
  .dl-item-title { word-break: break-word !important; white-space: normal !important; }

  /* ── Focus — Immersive Productivity ── */
  .focus-page { --focus-radius: 18px; min-height: auto; }
  .focus-page::before { display: none; }
  .focus-page .container { padding-top: 8px !important; }

  /* Hero — compact gradient banner */
  .focus-hero {
    flex-direction: column; align-items: flex-start;
    padding: 22px 18px; border-radius: 20px; margin-bottom: 14px; gap: 14px;
    box-shadow: 0 8px 28px rgba(14,165,233,0.2);
  }
  .focus-hero::before { width: 200px; height: 200px; top: -50%; right: -15%; }
  .focus-hero::after { width: 160px; height: 160px; bottom: -40%; left: -10%; }
  .focus-hero:hover { box-shadow: 0 8px 28px rgba(14,165,233,0.2); }
  .focus-hero-content { width: 100%; }
  .focus-hero-title { font-size: 22px; font-weight: 800; gap: 8px; margin-bottom: 4px; }
  .focus-hero-title i { font-size: 22px; }
  .focus-hero-subtitle { font-size: 13.5px; opacity: 0.9; }
  .focus-hero-stats {
    width: calc(100% + 36px); margin-left: -18px; padding: 0 18px;
    gap: 8px; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none;
    display: flex; flex-wrap: nowrap;
  }
  .focus-hero-stats::-webkit-scrollbar { display: none; }
  .focus-hero-stat {
    padding: 12px 16px; border-radius: 14px; min-width: 80px; flex-shrink: 0;
    text-align: center;
  }
  .focus-hero-stat:hover { transform: none; }
  .focus-hero-stat .stat-value { font-size: 20px; font-weight: 800; }
  .focus-hero-stat .stat-label { font-size: 10px; }
  .focus-streak-fire { font-size: 16px; }
  .focus-streak-fire i { font-size: 20px; }

  /* Page header */
  .focus-page .page-header {
    padding: 14px 16px; border-radius: 16px; margin-bottom: 14px;
    flex-direction: column; align-items: flex-start; gap: 10px;
  }
  .focus-page .page-header:hover { transform: none; }
  .focus-page .page-header::before { left: 16px; right: 16px; }
  .focus-page .page-title { font-size: 20px; gap: 8px; }
  .focus-page .page-title i.fa-duotone { font-size: 22px; }
  .focus-page .header-action { width: 100%; justify-content: center; padding: 10px 16px; border-radius: 12px; }

  /* Segmented control */
  .segmented {
    width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none;
    gap: 3px; padding: 4px; border-radius: 14px;
  }
  .segmented::-webkit-scrollbar { display: none; }
  .segmented .btn { padding: 9px 16px; font-size: 12.5px; border-radius: 10px; flex-shrink: 0; white-space: nowrap; }

  /* Island — command center */
  .focus-island { margin-bottom: 14px; }
  .focus-island .island {
    grid-template-columns: 1fr; gap: 12px; padding: 18px; border-radius: 18px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.03);
  }
  .focus-island .island:hover { transform: none; }
  .focus-island .island::after { width: 140px; height: 140px; top: -40px; right: -40px; }
  .focus-island .island-left { grid-column: span 1; }
  .island-title { font-size: 15px; margin-bottom: 10px; }
  .island-modes { border-radius: 12px; padding: 3px; }
  .island-modes .btn { padding: 8px 14px; font-size: 12px; border-radius: 9px; }
  .island-quick { gap: 6px; margin-top: 10px; flex-wrap: wrap; }
  .island-stat { padding: 14px; border-radius: 14px; flex: 1; min-width: calc(50% - 6px); }
  .island-stat:hover { transform: none; }
  .island-stat .stat-value { font-size: 20px; }
  .island-stat .stat-label { font-size: 10px; }
  .island-next { padding: 14px; border-radius: 14px; }
  .island-next .next-title { font-size: 13px; margin-bottom: 6px; }
  .island-next .next-item { font-size: 13px; }
  .island-links { gap: 6px; flex-wrap: wrap; }
  .island-switches { gap: 6px; }

  /* Grid — single column */
  .focus-grid { grid-template-columns: 1fr !important; gap: 14px; }
  .focus-main, .focus-side { grid-column: 1; }

  /* Widgets */
  .focus-main .widget, .focus-side .widget {
    border-radius: 18px; margin-bottom: 14px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.03);
  }
  .focus-main .widget:hover, .focus-side .widget:hover { transform: none; box-shadow: 0 1px 4px rgba(0,0,0,0.03); }
  .focus-page .widget-header { padding: 14px 16px; gap: 8px; }
  .focus-page .widget-header .card-title { font-size: 14px; gap: 6px; }
  .focus-page .widget-header .card-title i.fa-duotone { font-size: 16px; }
  .focus-page .card-body { padding: 14px 16px; }

  /* Timer — centered immersive */
  .focus-timer { padding: 24px 0; gap: 20px; }
  .focus-timer .timer-ring { width: 200px; height: 200px; }
  .timer-progress-ring { width: 200px; height: 200px; }
  .focus-timer .timer-ring .ring { width: 180px; height: 180px; }
  .focus-timer .timer-ring::before { inset: 6px; }
  .focus-timer .timer-ring .timer-display { font-size: 36px; letter-spacing: 2px; font-weight: 300; line-height: 1; }
  .focus-timer .timer-ring .timer-label { margin-top: 4px; font-size: 10px; }
  .focus-timer .timer-actions { gap: 8px; flex-wrap: wrap; justify-content: center; width: 100%; }
  .focus-timer .btn { padding: 11px 20px; font-size: 13px; border-radius: 12px; min-height: 44px; flex: 1; min-width: 100px; justify-content: center; }

  /* Tasks */
  .task-list { gap: 6px; }
  .task-item { padding: 14px 16px; border-radius: 14px; gap: 10px; }
  .task-item:hover { transform: none; }
  .task-item:active { transform: scale(0.98); transition: transform 0.1s ease; }
  .task-title { font-size: 14px; }
  .task-meta { gap: 4px; }

  /* List items */
  .focus-page .list-item { padding: 12px 14px; border-radius: 12px; }
  .focus-page .list-item:hover { transform: none; }
  .focus-page .item-title { font-size: 13.5px; }
  .focus-page .item-sub { font-size: 12px; }

  /* Widget press feedback */
  .focus-main .widget:active, .focus-side .widget:active { transform: scale(0.985); transition: transform 0.1s ease; }

  /* Disable desktop animations on mobile */
  .focus-hero, .focus-page .page-header, .focus-island, .focus-grid { animation: none !important; }

  /* Legacy compat */
  .focus-cards { grid-template-columns: 1fr !important; }
  .focus-card { border-radius: 18px !important; }
  .focus-timer-display { font-size: 3rem !important; }

  /* ── Subjects ── */
  .subjects-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .subjects-toolbar { flex-direction: column !important; gap: var(--um-gap-sm) !important; }
  .subject-card { border-radius: var(--um-r) !important; }
  .subject-card:active { transform: scale(0.98); }
  .subject-icon { width: 38px !important; height: 38px !important; border-radius: 11px !important; }

  /* ── Grades ── */
  .grades-table-wrapper { overflow-x: auto !important; -webkit-overflow-scrolling: touch; border-radius: var(--um-r) !important; }
  .grades-toolbar { flex-direction: column !important; gap: var(--um-gap-sm) !important; }
  .grades-gamification { flex-direction: column !important; gap: var(--um-gap-sm) !important; }
  .gr-page { gap: 14px !important; }
  .gr-hero { flex-direction: column !important; align-items: flex-start !important; padding: 16px !important; border-radius: var(--um-r) !important; }
  .gr-hero-icon { width: 44px !important; height: 44px !important; }
  .gr-hero-info h1 { font-size: 20px !important; }
  .gr-hero-stats { width: 100% !important; }
  .gr-stat { flex: 1 !important; }
  .gr-toolbar { flex-direction: column !important; align-items: stretch !important; }
  .gr-add-btn { width: 100% !important; justify-content: center !important; }
  .gr-add-btn:hover { transform: none !important; }
  .gr-chart-section { border-radius: var(--um-r-sm) !important; }
  .gr-item { border-radius: var(--um-r-sm) !important; flex-wrap: wrap !important; }
  .gr-item:hover { transform: none !important; }
  .gr-item-subject { overflow: hidden !important; text-overflow: ellipsis !important; white-space: nowrap !important; }

  /* ── GPA ── */
  .gpa-page { gap: 14px; }
  .gpa-hero { flex-direction: column; align-items: flex-start; padding: 18px; border-radius: var(--um-r); gap: 14px; box-shadow: none; }
  .gpa-hero-icon { width: 44px; height: 44px; border-radius: 13px; font-size: 20px; }
  .gpa-hero-info { min-width: 0; }
  .gpa-hero-info h1 { font-size: 20px; }
  .gpa-hero-desc { font-size: 13px; }
  .gpa-score-card { padding: 14px 16px; border-radius: 14px; flex-direction: row; gap: 14px; align-items: center; }
  .gpa-score-ring { width: 72px; height: 72px; flex-shrink: 0; }
  .gpa-score-value { font-size: 20px; }
  .gpa-score-max { font-size: 11px; }
  .gpa-score-meta { font-size: 11px; gap: 8px; }
  .gpa-semesters { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; gap: 5px; margin: 0 calc(-1 * var(--um-pad)); padding: 0 var(--um-pad) 2px; }
  .gpa-semesters::-webkit-scrollbar { display: none; }
  .gpa-sem-btn { flex-shrink: 0; white-space: nowrap; padding: 7px 14px; font-size: 12px; border-radius: 10px; }
  .gpa-toolbar { flex-direction: column; gap: 10px; }
  .gpa-toolbar h3 { font-size: 15px; }
  .gpa-add-btn { width: 100%; justify-content: center; padding: 12px 16px; border-radius: var(--um-r-sm); font-size: 14px; }
  .gpa-add-btn:hover { transform: none; }
  .gpa-course-list { gap: 6px; }
  .gpa-course-item { padding: 12px 14px; border-radius: var(--um-r-sm); gap: 10px; flex-wrap: wrap; }
  .gpa-course-item:hover { transform: none; }
  .gpa-course-grade { width: 38px; height: 38px; border-radius: 10px; font-size: 14px; }
  .gpa-course-name { font-size: 14px; }
  .gpa-course-meta { font-size: 11px; gap: 6px; }
  .gpa-course-actions { gap: 4px; }
  .gpa-course-btn { width: 34px; height: 34px; border-radius: 10px; }
  .gpa-whatif-section { padding: 16px; border-radius: var(--um-r); }
  .gpa-whatif-section h3 { font-size: 15px; }
  .gpa-whatif-desc { font-size: 12px; }
  .gpa-whatif-row { grid-template-columns: 1fr 70px 70px 32px; gap: 6px; }
  .gpa-whatif-row input, .gpa-whatif-row select { padding: 8px 10px; font-size: 12px; border-radius: 8px; }
  .gpa-whatif-result { padding: 12px 14px; border-radius: 10px; font-size: 13px; }
  .gpa-whatif-result strong { font-size: 18px; }
  .gpa-empty { padding: 40px 16px; }
  .gpa-empty-icon { font-size: 36px; }
  .gpa-empty h3 { font-size: 16px; }
  .gpa-empty p { font-size: 13px; }
  .form-row { grid-template-columns: 1fr; gap: 10px; }
  .gpa-course-item:active { transform: scale(0.98); transition: transform 0.08s ease; }

  /* ── AI Chat — Full Mobile Fix ── */
  .layout-with-sidebar .main.ai-page .container { margin: 0 !important; padding: 0 !important; max-width: 100% !important; }
  .ai-hero { padding: 16px; border-radius: var(--um-r); margin: 10px 12px 10px; }
  .ai-hero__glow { width: 160px; height: 120px; top: -30px; right: -20px; }
  .ai-hero__content { flex-direction: column; align-items: flex-start; gap: 12px; }
  .ai-hero__icon { width: 42px; height: 42px; border-radius: 13px; }
  .ai-hero__icon > i { font-size: 18px; }
  .ai-hero__icon-ring { inset: -3px; border-radius: 16px; }
  .ai-hero__title { font-size: 18px; }
  .ai-hero__sub { font-size: 12px; }
  .ai-hero__stats { width: 100%; gap: 8px; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; margin: 0 -16px; padding: 0 16px; }
  .ai-hero__stats::-webkit-scrollbar { display: none; }
  .ai-hero__stat { padding: 10px 12px; border-radius: 12px; min-width: 100px; flex-shrink: 0; }
  .ai-hero__stat:hover { transform: none; }
  .ai-hero__stat-icon { width: 30px; height: 30px; border-radius: 8px; font-size: 12px; }
  .ai-hero__stat-label { font-size: 10px; }
  .ai-hero__stat-value { font-size: 15px; }
  .ai-toolbar { margin: 0 12px 10px; padding: 8px 12px; border-radius: var(--um-r); gap: 8px; }
  .ai-toolbar__left, .ai-toolbar__right { gap: 6px; }
  .ai-toolbar__btn { padding: 6px 10px; font-size: 12px; border-radius: 10px; }
  .ai-toolbar__sep { display: none; }
  .ai-toolbar__stats { gap: 6px; }
  .ai-toolbar__stat { font-size: 12px; }
  .ai-toolbar__bar { width: 48px; }
  .ai-toolbar__badge { font-size: 10px; padding: 3px 8px; }
  /* Full height — account for mobile-nav at bottom */
  .ai-grid { grid-template-columns: 1fr; gap: 0; min-height: calc(100dvh - var(--um-header-h) - var(--um-nav-h) - 20px); }
  .ai-grid > *:nth-child(2) { display: none; }
  .ai-panel { border-radius: 0; border-left: none; border-right: none; box-shadow: none; height: calc(100dvh - var(--um-header-h) - var(--um-nav-h) - 20px); min-height: 400px; }
  .ai-panel__head { padding: 10px 14px; border-radius: 0; }
  .ai-panel__title h2 { font-size: 14px; }
  .ai-panel__foot { padding: 10px 14px; border-radius: 0; padding-bottom: calc(var(--um-nav-h) + 10px + env(safe-area-inset-bottom, 0px)); }
  .ai-chat { padding: 14px; }
  /* Hide "explain" select and meta row on mobile (#13) */
  .ai-composer__meta { display: none !important; }
  .ai-welcome { padding: 32px 16px; }
  .ai-welcome__orb { width: 64px; height: 64px; margin-bottom: 20px; }
  .ai-welcome__orb > i { font-size: 24px; }
  .ai-welcome__title { font-size: 20px; }
  .ai-welcome__sub { font-size: 13px; margin: 0 0 20px; }
  .ai-welcome__actions { gap: 6px; }
  .ai-welcome__pill { padding: 8px 12px; font-size: 12px; }
  .ai-welcome__pill:hover { transform: none; }
  .ai-msg { grid-template-columns: 28px 1fr; gap: 8px; margin-bottom: 14px; }
  .ai-msg .detail-badge { width: 28px; height: 28px; border-radius: 10px; font-size: 11px; }
  .ai-msg > div:last-child { padding: 10px 12px; border-radius: 14px; font-size: 13.5px; }
  .ai-msg.user > div:last-child { border-radius: 14px 14px 4px 14px; }
  .ai-msg.assistant > div:last-child { border-radius: 14px 14px 14px 4px; }
  .msg-header { font-size: 10px; margin-bottom: 4px; padding-bottom: 4px; }
  .msg-content pre { border-radius: 10px; padding: 10px; margin: 8px 0; font-size: 12px; }
  .msg-content code { font-size: 0.85em; }
  .msg-action-btn { width: 28px !important; height: 28px !important; }
  .ai-composer { padding: 8px 10px; border-radius: 14px; gap: 6px; }
  .ai-composer textarea { font-size: 16px; min-height: 22px; }
  .ai-composer__icon-btn { width: 32px; height: 32px; border-radius: 10px; }
  .ai-composer__icon-btn:hover { transform: none; }
  .ai-composer__send { width: 32px; height: 32px; border-radius: 10px; }
  .ai-composer__send:hover:not(:disabled) { transform: none; }
  .ai-composer__meta { gap: 8px; margin-top: 8px; flex-wrap: wrap; }
  .ai-composer__meta-item select { font-size: 11px; padding: 4px 22px 4px 8px; }
  .ai-composer__toggle { font-size: 11px; }
  .persona-dropdown { width: 100%; position: fixed; bottom: 0; left: 0; right: 0; top: auto; border-radius: var(--um-r-xl) var(--um-r-xl) 0 0; max-height: 70vh; animation: um-sheet 0.28s var(--um-ease); }
  .persona-option { padding: 12px 14px; border-radius: 14px; min-height: 48px; }
  .ai-upload-preview { margin-bottom: 6px; padding: 6px; gap: 4px; }

  /* ── Chats — Full Mobile Fix ── */
  .chats-page { --chat-radius: 0; }
  body:has(.chats-page) .main-wrapper, .layout-with-sidebar:has(.chats-page) .main-wrapper { max-height: 100dvh; height: 100dvh; overflow: hidden; }
  .chats-page .container { padding: 0 !important; max-width: 100% !important; }
  .chat-app { grid-template-columns: 1fr; height: calc(100dvh - var(--um-header-h) - var(--um-nav-h) - 20px); border-radius: 0; border: none; box-shadow: none; }
  .chat-app.info-open { grid-template-columns: 1fr; }
  .chat-sidebar { border-right: none; }
  #chatMenuBtn { display: none; }
  #emojiToggle { display: none; }
  .chat-sidebar__header { padding: 14px 16px; }
  .chat-sidebar__title { font-size: 16px; gap: 8px; }
  .chat-sidebar__search { padding: 8px 16px 10px; }
  .chat-search-wrap { padding: 7px 10px; border-radius: 10px; }
  .chat-item { padding: 10px 16px; gap: 10px; margin: 2px 8px; border-radius: 12px; }
  .chat-item__avatar, .chat-item__avatar-img, .chat-item__avatar-initials { width: 44px; height: 44px; }
  .chat-item__name { font-size: 13.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: calc(100vw - 140px); }
  .chat-item__preview { font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .chat-item__badge { min-width: 18px; height: 18px; font-size: 10px; }
  .chat-app.chat-active .chat-sidebar { display: none; }
  .chat-app:not(.chat-active) .chat-main { display: none; }
  .chat-back-btn { display: flex; width: 36px; height: 36px; border-radius: 10px; border: none; background: rgba(0,0,0,0.03); align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; }
  .theme-dark .chat-back-btn { background: rgba(255,255,255,0.06); }
  .chat-main__header { padding: 10px 14px; gap: 8px; }
  .chat-main__header-avatar { width: 36px; height: 36px; }
  .chat-main__header-name { font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .chat-main__header-status { font-size: 11px; }
  .chat-messages { padding: 12px 14px; gap: 3px; }
  .chat-msg { max-width: 85% !important; }
  .chat-msg__bubble { padding: 9px 12px; border-radius: 14px; font-size: 13.5px; word-break: break-word; overflow-wrap: break-word; }
  .chat-msg--out .chat-msg__bubble { border-bottom-right-radius: 4px; }
  .chat-msg--in .chat-msg__bubble { border-bottom-left-radius: 4px; }
  .chat-msg__attachment-img { max-width: min(220px, 65vw); max-height: 160px; border-radius: 10px; object-fit: cover; display: block; }
  .chat-msg__attachment { border-radius: 10px; padding: 8px 10px; overflow: hidden; max-width: 100%; }
  .chat-msg__attachment-name { font-size: 12px; max-width: calc(65vw - 40px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  /* Hide pinned button on mobile (#16) */
  #chatPinnedBtn { display: none !important; }
  /* Input area — proper bottom spacing above mobile-nav */
  .chat-input-area { padding: 8px 12px; padding-bottom: 10px; position: sticky; bottom: 0; z-index: 10; }
  .chat-input-wrap { border-radius: 20px; padding: 8px 14px; gap: 6px; }
  .chat-input { font-size: 16px; max-height: 100px; min-height: 22px; }
  .chat-send-btn { width: 38px; height: 38px; flex-shrink: 0; }
  .chat-icon-btn { width: 34px; height: 34px; min-width: 34px; }
  /* Header actions — compact on mobile */
  .chat-main__header-actions { gap: 2px; }
  /* Info panel — full overlay */
  .chat-info { position: fixed; inset: 0; z-index: 1100; border-left: none; border-radius: 0; background: var(--chat-surface, #fff); }
  .chat-info__header { padding: 14px 16px; }
  .chat-info__media-grid { grid-template-columns: repeat(3, 1fr); gap: 4px; }
  .chat-info__media-grid img { border-radius: 8px; }
  /* Context menu & emoji — bottom sheet above input */
  .chat-context-menu { position: fixed; bottom: 0; left: 0; right: 0; top: auto; min-width: 100%; border-radius: 20px 20px 0 0; padding: 8px 8px max(8px, env(safe-area-inset-bottom)); animation: um-sheet 0.25s var(--um-ease); z-index: 1200; }
  .chat-context-menu__item { padding: 14px 20px; font-size: 15px; min-height: 48px; }
  .emoji-picker { position: fixed !important; bottom: 0 !important; left: 0 !important; right: 0 !important; top: auto !important; width: 100% !important; max-width: 100% !important; max-height: 45vh; border-radius: 20px 20px 0 0; z-index: 300; padding-bottom: env(safe-area-inset-bottom, 0); }
  .emoji-picker__grid { grid-template-columns: repeat(8, 1fr); }
  .emoji-picker__grid span { width: 100%; aspect-ratio: 1; font-size: 22px; }
  /* Header dropdown → mobile bottom sheet (#16) */
  .chat-header-dropdown__menu {
    position: fixed !important; bottom: 0 !important; left: 0 !important; right: 0 !important; top: auto !important;
    min-width: 100% !important; width: 100% !important; max-width: 100% !important;
    border-radius: 20px 20px 0 0; padding: 12px 12px max(12px, env(safe-area-inset-bottom));
    animation: um-sheet 0.25s var(--um-ease); z-index: 1200;
    background: var(--surface, #fff); border: none;
    box-shadow: 0 -8px 32px rgba(0,0,0,0.12);
  }
  .theme-dark .chat-header-dropdown__menu { background: var(--surface, #1e293b); box-shadow: 0 -8px 32px rgba(0,0,0,0.3); }
  .chat-header-dropdown__menu::before {
    content: ''; display: block; width: 36px; height: 4px; border-radius: 2px;
    background: rgba(0,0,0,0.12); margin: 0 auto 12px;
  }
  .theme-dark .chat-header-dropdown__menu::before { background: rgba(255,255,255,0.12); }
  .chat-header-dropdown__item { padding: 14px 20px; font-size: 15px; min-height: 48px; border-radius: 12px; }
  .chat-header-dropdown__item:active { background: rgba(14,165,233,0.08); }
  /* Reply/attach bars */
  .chat-reply-bar { padding: 8px 14px; }
  .chat-attach-preview { padding: 8px 14px; }
  .chat-attach-preview__thumb { width: 40px; height: 40px; border-radius: 8px; }
  /* Quick reactions */
  .quick-reaction-bar { border-radius: 20px; padding: 6px 12px; }
  .quick-reaction-bar span { font-size: 26px; padding: 4px 6px; }
  /* Micro */
  .chat-item:active { background: rgba(14,165,233,0.08); }
  .chat-msg { animation: none; }
  .chat-sidebar__list::-webkit-scrollbar, .chat-messages::-webkit-scrollbar,
  .chat-info::-webkit-scrollbar { display: none; }
  .chat-sidebar__list, .chat-messages, .chat-info { scrollbar-width: none; }
  .chat-welcome__icon { animation: none; box-shadow: none; }
  .chat-welcome__title { font-size: 18px; }
  .chat-welcome__text { font-size: 13px; }

  /* ── Profile — Full Mobile Fix ── */
  .profile-page .container { padding: 0 var(--um-pad) var(--um-safe-bottom) !important; }
  .profile-header { border-radius: var(--um-r); margin-bottom: 14px; overflow: hidden; }
  .profile-cover { height: 160px; }
  .profile-cover-edit { top: 10px; right: 10px; padding: 6px 10px; border-radius: 8px; font-size: 12px; }
  .profile-info-section { padding: 0 16px 18px; }
  .profile-avatar-wrapper { margin-top: -52px; margin-bottom: 10px; }
  .profile-avatar { width: 104px; height: 104px; border-width: 4px; font-size: 40px; }
  .profile-avatar-edit { width: 32px; height: 32px; font-size: 12px; border-width: 2px; }
  .profile-main-info { flex-direction: column; gap: 10px; overflow: hidden; }
  .profile-name { font-size: 22px; gap: 6px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .profile-badge { font-size: 11px; padding: 3px 8px; flex-shrink: 0; }
  .profile-username { font-size: 14px; overflow: hidden; text-overflow: ellipsis; }
  .profile-bio { font-size: 13px; word-break: break-word; overflow-wrap: break-word; }
  .profile-actions { width: 100%; gap: 8px; display: flex; }
  .profile-actions .profile-btn { flex: 1; justify-content: center; padding: 10px 12px; font-size: 13px; min-height: 44px; border-radius: 12px; }
  .profile-btn:hover { transform: none; }
  /* Stats bar — proper grid layout, no overflow issues */
  .profile-stats-bar {
    padding: 12px; border-radius: var(--um-r); margin-bottom: 14px;
    display: grid !important; grid-template-columns: repeat(auto-fit, minmax(70px, 1fr)); gap: 8px;
    overflow: visible;
  }
  .profile-stat-item { padding: 8px 4px; gap: 4px; flex-direction: column; align-items: center; text-align: center; border-radius: 12px; background: rgba(0,0,0,0.02); }
  .theme-dark .profile-stat-item { background: rgba(255,255,255,0.03); }
  .profile-stat-item:hover { transform: none; }
  .profile-stat-icon { width: 32px; height: 32px; border-radius: 9px; font-size: 13px; }
  .profile-stat-value { font-size: 16px; font-weight: 800; }
  .profile-stat-label { font-size: 10px; line-height: 1.2; }
  .profile-stat-divider { display: none; }
  .profile-content { grid-template-columns: 1fr; gap: 14px; }
  .profile-card { padding: 16px; border-radius: var(--um-r); }
  .profile-card:hover { box-shadow: none; }
  .profile-card-header { margin-bottom: 14px; padding-bottom: 10px; gap: 10px; }
  .profile-card-title { font-size: 15px; gap: 6px; }
  .profile-info-list { gap: 8px; }
  .profile-info-item { padding: 8px 10px; border-radius: 10px; gap: 10px; }
  .profile-info-icon { width: 32px; height: 32px; border-radius: 9px; }
  .profile-info-label { font-size: 10px; }
  .profile-info-value { font-size: 13px; }
  .profile-friends-grid { grid-template-columns: repeat(3, 1fr); gap: 6px; }
  .profile-friend-card { padding: 10px 6px; border-radius: 12px; }
  .profile-friend-card:hover { transform: none; }
  .profile-friend-avatar { width: 40px; height: 40px; }
  .profile-friend-name { font-size: 11px; }
  .wall-composer-top { flex-direction: column; gap: 8px; }
  .wall-post { padding: 12px; border-radius: 12px; gap: 8px; }
  .wall-post:hover { border-color: var(--border); }
  .wall-post-avatar { width: 36px; height: 36px; }
  .wall-post-text { font-size: 13px; }
  .wall-post-actions { gap: 6px; }
  .wall-action { padding: 4px 10px; font-size: 12px; }
  .wall-action:hover { transform: none; }
  .wall-comment { padding: 8px; border-radius: 10px; }
  .wall-comment-form { gap: 6px; }
  .profile-empty { padding: 32px 16px; }
  .profile-empty-icon { font-size: 36px; }
  .profile-empty h3 { font-size: 15px; }
  .profile-notification { top: 10px; right: 10px; left: 10px; font-size: 13px; padding: 10px 12px; border-radius: 12px; }

  /* ── Friends ── */
  .friends-hero-banner { border-radius: var(--um-r); padding: 20px 16px; margin-bottom: 16px; }
  .friends-hero-overlay { flex-direction: column; align-items: flex-start; gap: 16px; }
  .friends-hero-title { font-size: 1.5rem; gap: 10px; }
  .friends-hero-title i { font-size: 1.2rem; }
  .friends-hero-desc { font-size: 13px; max-width: none; }
  .friends-hero-right { max-width: none; width: 100%; }
  .friends-hero-search { flex-direction: column; gap: 8px; }
  .friends-hero-input-wrap { height: 44px; border-radius: 12px; padding: 0 12px; }
  .friends-hero-input { font-size: 14px; }
  .friends-hero-add-btn { width: 100%; justify-content: center; height: 44px; border-radius: 12px; font-size: 13px; }
  .friends-hero-add-btn:hover { transform: none; }
  .friends-hero-chips { gap: 6px; }
  .friends-hero-chip { font-size: 11px; padding: 4px 10px; }
  .friends-grid { grid-template-columns: 1fr !important; gap: 12px !important; }
  .friends-column-main, .friends-column-side { gap: 14px; }
  .friends-panel { padding: 16px; border-radius: var(--um-r); gap: 14px; }
  .friends-panel:hover { transform: none; box-shadow: none; }
  .friends-panel-header { gap: 10px; }
  .friends-section-title { font-size: 17px; gap: 10px; }
  .friends-view-all-btn { padding: 7px 12px; font-size: 12px; border-radius: 10px; }
  .friends-view-all-btn:hover { transform: none; }
  .friends-controls { grid-template-columns: 1fr; gap: 8px; padding: 8px; border-radius: 14px; }
  .friends-search { height: 42px; border-radius: 12px; }
  .friends-sort { height: 42px; border-radius: 12px; font-size: 14px; }
  .friends-tabs { gap: 4px; padding: 4px; border-radius: 12px; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .friends-tabs::-webkit-scrollbar { display: none; }
  .friends-tab { padding: 8px 10px; border-radius: 10px; font-size: 12px; flex-shrink: 0; white-space: nowrap; }
  .friends-list { grid-template-columns: 1fr; gap: 10px; }
  .friend-item { padding: 14px; border-radius: var(--um-r); gap: 10px 12px; }
  .friend-item:hover { transform: none; box-shadow: none; }
  .friend-item:active { transform: scale(0.98); transition: transform 0.08s ease; }
  .friend-avatar { width: 48px; height: 48px; min-width: 48px; border-radius: 14px; }
  .friend-name { font-size: 15px; }
  .friend-meta { font-size: 12px; }
  .friend-actions { margin-top: 6px; padding-top: 10px; gap: 6px; }
  .friend-actions .btn { height: 36px; font-size: 12px; border-radius: 10px; }
  .friends-referral { padding: 12px; border-radius: 14px; }
  .friends-share-actions { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .btn.btn-share, .btn.btn-copy { height: 40px; border-radius: 10px; font-size: 15px; }
  .friends-requests-lists { padding: 10px; border-radius: 14px; }
  .friends-requests-actions .btn { height: 32px; padding: 0 10px; font-size: 11px; }
  .friends-toolbar { flex-direction: column !important; gap: var(--um-gap-sm) !important; }
  .friends-list-compact { grid-template-columns: 1fr; }

  /* ── Gallery — Full Mobile Redesign ── */
  .gallery-page .container { padding: 12px var(--um-pad) var(--um-safe-bottom) !important; }
  .gl-toolbar { flex-direction: column; gap: 10px; margin-bottom: 14px; }
  .gl-toolbar-left { width: 100%; gap: 8px; }
  .gl-toolbar-right { width: 100%; gap: 6px; flex-wrap: wrap; }
  .gl-title { font-size: 20px; }
  .gl-stats { gap: 4px; }
  .gl-stat { padding: 4px 10px; font-size: 11px; }
  .gl-search { min-width: 0; flex: 1; padding: 8px 12px; border-radius: 10px; }
  .gl-search input { font-size: 14px; }
  .gl-sort { padding: 8px 28px 8px 10px; font-size: 12px; border-radius: 10px; flex: 1; min-width: 0; }
  .gl-btn { padding: 10px 16px; font-size: 13px; border-radius: 12px; }
  .gl-btn-primary { width: 100%; justify-content: center; }
  .gl-btn-icon { width: 38px; height: 38px; border-radius: 10px; }
  /* Albums — full-width cards with big covers */
  .gl-albums { grid-template-columns: 1fr; gap: 12px; }
  .gl-album { border-radius: 16px; aspect-ratio: 16/9; min-height: 180px; }
  .gl-album:hover { transform: none; box-shadow: none; }
  .gl-album:active { transform: scale(0.98); transition: transform 0.08s ease; }
  .gl-album-overlay { background: linear-gradient(to top, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.1) 40%, transparent 100%); }
  .gl-album-info { padding: 16px; }
  .gl-album-name { font-size: 17px; font-weight: 700; }
  .gl-album-meta { font-size: 12px; opacity: 0.9; }
  .gl-album-desc { font-size: 12px; margin-top: 3px; }
  .gl-album-actions { top: 10px; right: 10px; opacity: 1; }
  .gl-album-actions button { width: 32px; height: 32px; border-radius: 10px; font-size: 13px; }
  .gl-album-header { flex-direction: column; gap: 10px; margin-bottom: 14px; }
  .gl-album-header-title { font-size: 20px; font-weight: 800; }
  .gl-album-header-meta { font-size: 13px; }
  .gl-album-header-actions { width: 100%; }
  .gl-album-header-actions .gl-btn { width: 100%; justify-content: center; }
  /* Photos — single column, roomy cards */
  .gl-photos { grid-template-columns: 1fr; gap: 12px; }
  .gl-photo { border-radius: 16px; border: 1px solid rgba(0,0,0,0.06); overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.05); }
  .gl-photo:hover { transform: none; box-shadow: 0 2px 8px rgba(0,0,0,0.05); }
  .gl-photo:active { transform: scale(0.98); transition: transform 0.08s ease; }
  .gl-photo-thumb { aspect-ratio: 4/3; }
  .gl-photo-thumb img { border-radius: 0; }
  .gl-photo-footer { padding: 10px 14px; gap: 8px; flex-wrap: wrap; align-items: center; }
  .gl-photo-caption { font-size: 14px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }
  .gl-photo-meta { font-size: 12px; }
  .gl-photo-manage { opacity: 1; top: 8px; right: 8px; }
  .gl-photo-manage button { width: 32px; height: 32px; border-radius: 8px; font-size: 13px; }
  .gl-photo-actions { gap: 2px; }
  .gl-action-btn { padding: 6px 10px; font-size: 13px; border-radius: 8px; gap: 5px; }
  /* Comments — readable, compact form */
  .gl-comments { padding: 10px 14px 14px; max-height: 400px; border-radius: 0 0 16px 16px; }
  .gl-comment { padding: 8px 0; }
  .gl-comment-header { gap: 6px; flex-wrap: nowrap; align-items: baseline; }
  .gl-comment-author { font-size: 13px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 60%; }
  .gl-comment-time { font-size: 11px; white-space: nowrap; flex-shrink: 0; }
  .gl-comment-body { font-size: 14px; line-height: 1.5; word-break: break-word; overflow-wrap: break-word; color: var(--text); }
  .gl-comment-del { opacity: 1; width: 28px; height: 28px; border-radius: 8px; }
  .gl-comment-form { gap: 8px; padding: 10px 0 0; display: flex; align-items: center; }
  .gl-comment-form input { flex: 1; min-width: 0; padding: 0 12px; border-radius: 20px; font-size: 14px; height: 38px; line-height: 38px; }
  .gl-comment-form button.gl-btn { flex-shrink: 0; width: 38px; height: 38px; padding: 0; border-radius: 50%; justify-content: center; font-size: 15px; }
  .gl-comment-form button.gl-btn span { display: none; }
  /* Lightbox — fullscreen native feel */
  .gl-lightbox { border-radius: 0; }
  .gl-lightbox img { max-width: 100vw; max-height: 80vh; border-radius: 0; }
  .gl-lightbox-close { top: env(safe-area-inset-top, 12px); right: 12px; width: 40px; height: 40px; border-radius: 50%; }
  .gl-lightbox-nav { width: 40px; height: 40px; font-size: 16px; }
  .gl-lightbox-prev { left: 8px; }
  .gl-lightbox-next { right: 8px; }
  .gl-lightbox-top { padding: 10px 14px; padding-top: calc(10px + env(safe-area-inset-top, 0px)); }
  .gl-lb-actions { gap: 6px; }
  .gl-lb-action-btn { padding: 8px 12px; font-size: 13px; }
  .gl-lightbox-bottom { padding: 14px 16px; padding-bottom: calc(14px + env(safe-area-inset-bottom, 0px)); }
  .gl-lightbox-caption { font-size: 14px; max-width: 90vw; white-space: normal; word-break: break-word; }
  .gl-lb-info { font-size: 12px; flex-wrap: wrap; }
  /* Upload */
  .gl-upload-area { min-height: 140px; border-radius: 14px; }
  .gl-upload-icon { width: 44px; height: 44px; }
  .gl-upload-text { font-size: 14px; }
  .gl-upload-sub { font-size: 12px; }
  .gl-preview-grid { grid-template-columns: repeat(4, 1fr); gap: 6px; }
  /* Comments — fix overflow */
  .gl-comments { padding: 12px; max-height: 300px; border-radius: 0 0 14px 14px; }
  .gl-comment { padding: 8px 0; }
  .gl-comment-header { gap: 6px; flex-wrap: wrap; }
  .gl-comment-body { font-size: 13px; word-break: break-word; overflow-wrap: break-word; }
  .gl-comment-del { opacity: 1; width: 28px; height: 28px; border-radius: 8px; }
  .gl-comment-form { gap: 6px; padding: 8px 0 0; display: flex; align-items: center; }
  .gl-comment-form input { flex: 1; min-width: 0; padding: 8px 12px; border-radius: 10px; font-size: 14px; height: 36px; }
  .gl-comment-form button { flex-shrink: 0; height: 36px; padding: 0 12px; border-radius: 10px; font-size: 13px; }
  /* Empty */
  .gl-empty { padding: 48px 20px; }
  .gl-empty i { font-size: 40px; margin-bottom: 14px; }
  .gl-empty h3 { font-size: 17px; }
  .gl-empty p { font-size: 13px; max-width: 280px; }

  /* ── Notes ── */
  .notes-hero { padding: 18px 16px; border-radius: var(--um-r); margin-bottom: 14px; text-align: left; }
  .notes-hero-glow { width: 100px; height: 100px; top: -20px; left: -20px; }
  .notes-hero-icon { font-size: 28px; margin-bottom: 6px; }
  .notes-hero h1 { font-size: 18px; }
  .notes-hero p { font-size: 13px; }
  .notes-hero-actions { margin-top: 10px; }
  .notes-hero-actions .btn { width: 100%; justify-content: center; }
  .notes-layout { grid-template-columns: 1fr; gap: 10px; min-height: auto; }
  .notes-sidebar { border-radius: var(--um-r); max-height: none; }
  .notes-sidebar.collapsed { display: none; }
  .notes-search { padding: 8px 10px; }
  .notes-search-wrap { border-radius: 10px; }
  .notes-search-wrap .form-input { padding: 7px 0; font-size: 14px; }
  .notes-list { padding: 4px; max-height: 240px; overflow-y: auto; }
  .note-item { padding: 10px; border-radius: 10px; }
  .note-item-title { font-size: 13px; }
  .note-item-meta { font-size: 10px; }
  .notes-editor-panel { border-radius: var(--um-r); min-height: 400px; }
  .notes-page .editor-toolbar { padding: 10px 12px; gap: 8px; }
  .note-title-input { font-size: 16px; }
  .editor-actions { flex-wrap: wrap; gap: 6px; }
  .note-subject-input, .note-tags-input { width: 100%; font-size: 12px; }
  #editor-container .CodeMirror { min-height: 280px !important; font-size: 14px; }
  .editor-placeholder { padding: 40px 16px; }
  .editor-placeholder-icon { font-size: 32px; }
  .editor-placeholder h3 { font-size: 14px; }
  .editor-placeholder p { font-size: 12px; }
  .ai-summary-panel { padding: 14px 16px; max-height: 280px; }
  .ai-summary-panel h3 { font-size: 12px; padding: 5px 10px; }
  #ai-summary-content, #ai-key-points { font-size: 13px; padding: 10px 12px; border-radius: 10px; }
  .EasyMDEContainer { border-radius: var(--um-r-sm) !important; }
  .notes-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .note-card { border-radius: var(--um-r) !important; }
  .note-card:active { transform: scale(0.98); transition: transform 0.08s ease; }
  .notes-toolbar { flex-direction: column !important; gap: var(--um-gap-sm) !important; }

  /* ── Projects / Kanban ── */
  .kanban-board { flex-direction: column !important; gap: var(--um-gap) !important; }
  .kanban-column { min-width: 0 !important; width: 100% !important; border-radius: var(--um-r) !important; }
  .kanban-task { border-radius: var(--um-r-sm) !important; padding: 10px 12px !important; }
  .kanban-task:active { transform: scale(0.98); }

  /* ── Channels ── */
  .channels-page { --ch-radius: 14px; }
  .channels-tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; gap: 3px; padding: 2px; border-radius: 10px; margin-bottom: 12px; }
  .channels-tabs::-webkit-scrollbar { display: none; }
  .channels-tabs .tab-btn { padding: 7px 12px; border-radius: 8px; font-size: 12px; flex-shrink: 0; white-space: nowrap; }
  .channels-grid { grid-template-columns: 1fr !important; gap: 10px; }
  .channel-card { border-radius: 14px; padding: 14px; gap: 8px; }
  .channel-card:hover { box-shadow: none; }
  .channel-icon { width: 36px; height: 36px; border-radius: 10px; }
  .channel-detail { border-radius: 14px; }
  .detail-posts { padding: 12px 16px; gap: 8px; max-height: none; }
  .channel-post { border-radius: 10px; padding: 10px 14px; }
  .detail-compose textarea { border-radius: 10px; padding: 9px 12px; font-size: 13px; min-height: 44px; }
  .channel-card:active { transform: scale(0.985); transition: transform 0.12s ease; }

  /* ── Challenges ── */
  .challenges-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .challenge-card { border-radius: var(--um-r) !important; }
  .challenge-card:active { transform: scale(0.98); }

  /* ── Leaderboard ── */
  .leaderboard-podium { flex-direction: row !important; gap: 6px !important; }
  .leaderboard-podium .podium-item { flex: 1; border-radius: var(--um-r) !important; padding: 12px 8px !important; }
  .leaderboard-list { border-radius: var(--um-r) !important; }
  .leaderboard-row { padding: 10px 12px !important; }

  /* ── Flashcards ── */
  .flashcard-container { max-width: 100% !important; }
  .flashcard { border-radius: var(--um-r) !important; min-height: 200px !important; }

  /* ── Materials ── */
  .materials-toolbar { flex-direction: column !important; gap: var(--um-gap-sm) !important; }
  .materials-tree .folder { border-radius: var(--um-r) !important; }
  .file-item { border-radius: var(--um-r-sm) !important; padding: 10px 12px !important; }

  /* ── SmartCloud ── */
  .layout-with-sidebar .main.smartcloud-page { overflow: visible; }
  .sc-layout { flex-direction: column; margin: 8px 10px 10px; border-radius: var(--um-r); min-height: auto; margin-bottom: var(--um-safe-bottom); }
  .sc-sidebar { display: none !important; }
  .sc-main { padding: 14px 14px calc(14px + var(--um-safe-bottom)); overflow: visible; }
  .sc-topbar { gap: 8px; margin-bottom: 12px; flex-direction: column; }
  .sc-topbar-left { width: 100%; gap: 8px; }
  .sc-topbar-title { font-size: 18px; }
  .sc-topbar-subtitle { font-size: 12px; }
  .sc-breadcrumb { font-size: 12px; }
  .sc-topbar-right { width: 100%; gap: 6px; }
  .sc-search { min-width: 0; flex: 1; padding: 8px 12px; border-radius: 12px; }
  .sc-search input { font-size: 14px; }
  .sc-view-btn, .sc-sort-btn { padding: 8px 10px; border-radius: 10px; font-size: 12px; }
  .sc-type-filters { gap: 5px; margin-bottom: 12px; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; margin-left: -14px; margin-right: -14px; padding: 0 14px 2px; }
  .sc-type-filters::-webkit-scrollbar { display: none; }
  .sc-type-pill { flex-shrink: 0; padding: 5px 12px; font-size: 11px; border-radius: 16px; }
  .sc-stats { grid-template-columns: repeat(2, 1fr); gap: 8px; margin-bottom: 14px; }
  .sc-stat-card { padding: 12px; border-radius: 12px; gap: 10px; }
  .sc-stat-card:hover { transform: none; box-shadow: none; }
  .sc-stat-icon { width: 34px; height: 34px; border-radius: 10px; font-size: 15px; }
  .sc-stat-val { font-size: 16px; }
  .sc-stat-lbl { font-size: 11px; }
  .sc-file-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .sc-file-grid.list-view { grid-template-columns: 1fr; gap: 4px; }
  .sc-file-card { border-radius: var(--um-r-sm); height: 180px; }
  .sc-file-card:hover { transform: none; box-shadow: none; }
  .sc-file-card:active { transform: scale(0.97); transition: transform 0.08s ease; }
  .sc-file-thumb { height: 110px; }
  .sc-file-thumb .sc-file-icon { font-size: 28px; }
  .sc-file-info { padding: 8px 10px; gap: 2px; }
  .sc-file-name { font-size: 12px; }
  .sc-file-meta { font-size: 10px; }
  .sc-star-btn { opacity: 1; width: 24px; height: 24px; border-radius: 6px; font-size: 11px; }
  .sc-file-check { opacity: 0; }
  .sc-detail { position: fixed !important; bottom: 0 !important; left: 0 !important; right: 0 !important; top: auto !important; width: 100% !important; max-width: 100% !important; max-height: 85vh !important; border-radius: var(--um-r-xl) var(--um-r-xl) 0 0 !important; border-left: none !important; z-index: 1100; display: none !important; }
  .sc-detail.open { display: flex !important; width: 100% !important; min-width: 100% !important; animation: um-sheet 0.28s var(--um-ease); }
  .sc-detail-preview { height: 160px; }
  .sc-detail-body { padding: 14px 16px; gap: 12px; }
  .sc-detail-actions button { min-width: calc(50% - 4px); padding: 10px; border-radius: 10px; min-height: 44px; }
  .sc-detail-ai { padding: 12px; border-radius: 10px; }
  .sc-bulk-bar { bottom: var(--um-safe-bottom) !important; left: 10px !important; right: 10px !important; transform: none !important; border-radius: var(--um-r) !important; padding: 10px 14px; }
  .sc-bulk-count { font-size: 12px; }
  .sc-bulk-btn { padding: 8px 12px; font-size: 11px; }
  .sc-ctx { position: fixed !important; bottom: 0 !important; left: 0 !important; right: 0 !important; top: auto !important; width: 100% !important; border-radius: var(--um-r-xl) var(--um-r-xl) 0 0 !important; animation: um-sheet 0.25s var(--um-ease); min-width: 100% !important; }
  .sc-ctx-item { min-height: 48px; padding: 12px 16px; font-size: 15px; }
  .sc-empty { padding: 40px 16px; }
  .sc-empty-icon { font-size: 40px; }
  .sc-empty h3 { font-size: 16px; }
  .sc-empty p { font-size: 13px; }

  /* ── Humanize ── */
  .hm-grid { grid-template-columns: 1fr !important; }
  .hm-bottom-row { grid-template-columns: 1fr !important; }
  .hm-panel { border-radius: var(--um-r) !important; min-height: auto !important; }
  .hm-hero { padding: 16px !important; border-radius: var(--um-r) !important; flex-direction: column !important; align-items: flex-start !important; }
  .hm-toolbar { flex-direction: column !important; align-items: stretch !important; gap: 8px !important; }
  .hm-toolbar select, .hm-select { min-width: 0 !important; flex: 1; font-size: 14px !important; }
  .hm-btn-primary { width: 100% !important; justify-content: center !important; margin-left: 0 !important; }
  .hm-textarea { min-height: 180px !important; font-size: 14px !important; }
  .hm-output-text { word-break: break-word !important; overflow-wrap: break-word !important; }
  .hm-card { border-radius: var(--um-r) !important; }
  .hm-drawer__panel { width: 100% !important; max-width: 100% !important; border-radius: 24px 24px 0 0 !important; border-left: none !important; }

  /* ── Converter ── */
  .converter-page { padding: 12px 0 !important; }
  .converter-page .container { padding: 0 14px var(--um-safe-bottom) !important; }
  .converter-grid { grid-template-columns: 1fr !important; }
  .conv-hero { flex-direction: column !important; align-items: flex-start !important; padding: 18px 16px !important; border-radius: var(--um-r) !important; }
  .conv-tools-grid { grid-template-columns: 1fr !important; gap: 10px !important; }
  .conv-tool-card:hover { transform: none !important; }
  .conv-active-panel { border-radius: var(--um-r) !important; overflow: hidden; }
  .conv-panel-body { padding: 14px 16px !important; overflow: hidden; }
  .conv-submit-btn { width: 100% !important; justify-content: center !important; }
  .conv-submit-btn:hover:not(:disabled) { transform: none !important; }
  /* File chip — truncate long filenames */
  .conv-file-chip { max-width: 100% !important; overflow: hidden !important; text-overflow: ellipsis !important; white-space: nowrap !important; display: block !important; }
  .conv-file-chip span, .conv-file-chip .conv-file-name, .conv-file-chip .file-name { max-width: calc(100vw - 120px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; vertical-align: middle; }
  .conv-option-group { flex-direction: column !important; gap: 10px !important; }
  .conv-option-select { width: 100% !important; min-width: 0 !important; }
  /* Result links — truncate long filenames in results too (#7) */
  .conv-results-inner { max-width: 100%; overflow: hidden; }
  .conv-results-list { width: 100%; justify-content: stretch; }
  .conv-result-link { max-width: calc(100vw - 32px) !important; overflow: hidden !important; display: flex !important; align-items: center; gap: 8px; }
  .conv-result-name { max-width: calc(100vw - 120px) !important; overflow: hidden !important; text-overflow: ellipsis !important; white-space: nowrap !important; display: inline-block !important; }

  /* ── Market / Gamestore ── */
  .market-grid, .store-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .market-card, .store-card { border-radius: var(--um-r) !important; }
  .market-card:active, .store-card:active { transform: scale(0.98); }
  .market-toolbar, .store-toolbar { flex-direction: column !important; gap: var(--um-gap-sm) !important; }

  /* ── Merch ── */
  .merch-grid { grid-template-columns: repeat(2, 1fr) !important; gap: var(--um-gap-sm) !important; }
  .merch-card { border-radius: var(--um-r) !important; }

  /* ── Roommates ── */
  .roommates-grid { grid-template-columns: 1fr !important; }
  .roommate-card { border-radius: var(--um-r) !important; }

  /* ── Places ── */
  .places-page { padding: 0; }
  .places-hero { flex-direction: column; align-items: flex-start; padding: 18px 16px; border-radius: var(--um-r); margin-bottom: 14px; gap: 14px; }
  .places-hero::before { width: 120px; height: 120px; top: -40px; right: -40px; }
  .places-hero::after { width: 80px; height: 80px; bottom: -20px; left: -20px; }
  .places-hero-content { gap: 12px; }
  .places-hero-icon { width: 42px; height: 42px; border-radius: 13px; font-size: 18px; }
  .places-hero-title { font-size: 20px; }
  .places-hero-sub { font-size: 13px; }
  .places-add-btn { width: 100%; justify-content: center; padding: 12px 16px; border-radius: var(--um-r-sm); font-size: 14px; }
  .places-add-btn:hover { transform: none; }
  .places-toolbar { gap: 10px; margin-bottom: 14px; }
  .places-search { padding: 10px 14px; border-radius: var(--um-r-sm); }
  .places-search-input { font-size: 14px; }
  .places-categories { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; gap: 5px; margin: 0 calc(-1 * var(--um-pad)); padding: 0 var(--um-pad) 2px; }
  .places-categories::-webkit-scrollbar { display: none; }
  .places-cat-btn { flex-shrink: 0; white-space: nowrap; padding: 7px 12px; font-size: 12px; border-radius: 10px; }
  .places-grid { grid-template-columns: 1fr !important; gap: 10px; }
  .place-card { border-radius: var(--um-r); }
  .place-card:hover { transform: none; box-shadow: none; }
  .place-card:active { transform: scale(0.98); transition: transform 0.08s ease; }
  .place-cover { height: 140px; }
  .place-cover-badges { top: 8px; left: 8px; gap: 4px; }
  .place-cat-badge { font-size: 10px; padding: 3px 8px; border-radius: 6px; }
  .place-price-badge { font-size: 10px; padding: 3px 6px; border-radius: 6px; }
  .place-info { padding: 12px 14px 14px; }
  .place-title { font-size: 15px; margin: 0 0 4px; }
  .place-meta { font-size: 11.5px; }
  .place-desc-preview { font-size: 12px; margin-top: 6px; }
  .place-tags { gap: 4px; margin-top: 6px; }
  .place-tag { font-size: 10px; padding: 2px 6px; }
  .place-delete-btn { width: 28px; height: 28px; border-radius: 8px; font-size: 11px; opacity: 1; }
  .place-detail-cover { height: 180px; border-radius: var(--um-r-sm); margin-bottom: 14px; }
  .place-detail-title { font-size: 18px; }
  .place-detail-meta { font-size: 12px; margin-bottom: 12px; }
  .place-detail-address { padding: 10px 12px; border-radius: 12px; font-size: 13px; }
  .place-detail-desc { font-size: 14px; }
  .places-page .btn-primary { width: 100%; justify-content: center; }
  .places-page .modal .form-row.two-cols { grid-template-columns: 1fr; }
  .places-file-inner { padding: 12px; border-radius: 12px; font-size: 12px; }
  .places-cover-preview { max-height: 120px; }
  .places-cover-preview img { height: 120px; }

  /* ── Intl ── */
  .intl-page { padding: 0; }
  .intl-hero { flex-direction: column; align-items: flex-start; padding: 18px 16px; border-radius: var(--um-r); margin-bottom: 14px; gap: 14px; }
  .intl-hero::before { width: 120px; height: 120px; top: -40px; right: -40px; }
  .intl-hero-content { gap: 12px; }
  .intl-hero-icon { width: 42px; height: 42px; border-radius: 13px; font-size: 18px; }
  .intl-hero-title { font-size: 20px; }
  .intl-hero-sub { font-size: 13px; }
  .intl-add-btn { width: 100%; justify-content: center; padding: 12px 16px; border-radius: var(--um-r-sm); font-size: 14px; }
  .intl-add-btn:hover { transform: none; }
  .intl-toolbar { gap: 10px; margin-bottom: 14px; }
  .intl-search { padding: 10px 14px; border-radius: var(--um-r-sm); }
  .intl-search-input { font-size: 14px; }
  .intl-categories { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; gap: 5px; margin: 0 calc(-1 * var(--um-pad)); padding: 0 var(--um-pad) 2px; }
  .intl-categories::-webkit-scrollbar { display: none; }
  .intl-cat-btn { flex-shrink: 0; white-space: nowrap; padding: 7px 12px; font-size: 12px; border-radius: 10px; }
  .intl-grid { grid-template-columns: 1fr !important; gap: 10px; }
  .insight-card { padding: 14px 16px; border-radius: var(--um-r); }
  .insight-card:hover { transform: none; box-shadow: none; }
  .insight-card:active { transform: scale(0.98); transition: transform 0.08s ease; }
  .insight-card-header { margin-bottom: 8px; }
  .insight-cat-badge { font-size: 10px; padding: 3px 8px; border-radius: 6px; }
  .insight-title { font-size: 15px; }
  .insight-meta { font-size: 11.5px; }
  .insight-content { font-size: 13px; -webkit-line-clamp: 3; line-clamp: 3; }
  .insight-tags { gap: 4px; margin-top: 8px; }
  .tag-chip { font-size: 10px; padding: 3px 8px; }
  .intl-detail-meta { font-size: 12px; }
  .intl-detail-content { font-size: 14px; }
  .intl-page .btn-primary { width: 100%; justify-content: center; }
  .intl-page .modal .form-row.two-cols { grid-template-columns: 1fr; }

  /* ── Attendance ── */
  .attendance-controls { flex-direction: column !important; gap: var(--um-gap-sm) !important; }
  .attendance-list { border-radius: var(--um-r) !important; }

  /* ── Lumes ── */
  .lm-hero { padding: 20px 16px; border-radius: var(--um-r); margin-bottom: 16px; }
  .lm-hero-glow { width: 200px; height: 200px; top: -80%; right: -20%; }
  .lm-hero-content { flex-direction: column; align-items: flex-start; gap: 14px; }
  .lm-hero-left { gap: 12px; }
  .lm-hero-title { font-size: 1.3rem; }
  .lm-hero-sub { font-size: 0.8rem; }
  .lm-hero-balance { width: 100%; justify-content: space-between; padding: 12px 14px; background: rgba(14,165,233,0.04); border-radius: 12px; border: 1px solid rgba(14,165,233,0.1); }
  .lm-hero-balance-value { font-size: 1.6rem; }
  .lm-hero-balance-currency { font-size: 1rem; }
  .lm-nav { overflow-x: auto !important; flex-wrap: nowrap !important; scrollbar-width: none; -webkit-overflow-scrolling: touch; border-radius: 14px; margin-bottom: 18px; padding: 4px; }
  .lm-nav::-webkit-scrollbar { display: none; }
  .lm-nav-item { flex: 0 0 auto; padding: 10px 14px; font-size: 12.5px; border-radius: 10px; white-space: nowrap; }
  .lm-nav-item i { font-size: 14px; }
  .lm-section-title { font-size: 1.15rem; }
  .lm-section-sub { font-size: 0.82rem; margin: 0 0 16px; }
  .lm-stats { grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 16px; }
  .lm-stat-card { padding: 14px; border-radius: 14px; gap: 10px; }
  .lm-stat-card:hover { transform: none; }
  .lm-stat-icon { width: 36px; height: 36px; border-radius: 10px; font-size: 16px; }
  .lm-stat-label { font-size: 10px; }
  .lm-stat-value { font-size: 1rem; }
  .lm-stat-action { top: 8px; right: 8px; padding: 3px 8px; font-size: 10px; }
  .lm-quick-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; margin-bottom: 16px; }
  .lm-quick { padding: 16px 10px; border-radius: 14px; font-size: 12px; }
  .lm-quick:hover { transform: none; }
  .lm-quick-icon { width: 38px; height: 38px; border-radius: 11px; font-size: 17px; }
  .lm-plan-banner { padding: 14px 16px; border-radius: 14px; margin-bottom: 16px; gap: 12px; }
  .lm-plan-banner-icon { width: 36px; height: 36px; border-radius: 10px; font-size: 16px; }
  .lm-plan-banner-name { font-size: 14px; }
  .lm-plan-banner-note { font-size: 11.5px; }
  .lm-block { margin-bottom: 20px; }
  .lm-block-header { margin-bottom: 10px; }
  .lm-block-title { font-size: 0.95rem; }
  .lm-method { padding: 12px 14px; border-radius: 12px; gap: 10px; }
  .lm-method-icon { width: 36px; height: 36px; border-radius: 10px; font-size: 15px; }
  .lm-method-name { font-size: 13px; }
  .lm-method-desc { font-size: 11px; }
  .lm-tx { padding: 10px 12px; border-radius: 12px; gap: 10px; }
  .lm-tx-icon { width: 34px; height: 34px; border-radius: 10px; font-size: 14px; }
  .lm-tx-note { font-size: 13px; }
  .lm-tx-date { font-size: 11px; }
  .lm-tx-amount { font-size: 13px; }
  .lm-fp-card { padding: 18px 16px; border-radius: var(--um-r); margin-bottom: 16px; }
  .lm-fp-card-header { margin-bottom: 14px; gap: 10px; }
  .lm-fp-name { font-size: 15px; }
  .lm-fp-desc { font-size: 12px; }
  .lm-fp-summary { padding: 12px 14px; border-radius: 12px; }
  .lm-fp-summary-row { font-size: 13px; padding: 5px 0; }
  .lm-fp-highlight { font-size: 15px; }
  .lm-topup-header { flex-direction: column; gap: 10px; }
  .lm-topup-balance-pill { width: 100%; justify-content: center; }
  .lm-region-tabs { border-radius: 12px; margin-bottom: 16px; padding: 4px; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; flex-wrap: nowrap; }
  .lm-region-tabs::-webkit-scrollbar { display: none; }
  .lm-region-tab { flex: 0 0 auto; padding: 10px 12px; font-size: 12.5px; border-radius: 8px; white-space: nowrap; }
  .lm-topup-amount { flex-direction: column; gap: 10px; }
  .lm-topup-arrow { display: none; }
  .lm-presets { gap: 6px; }
  .lm-preset { padding: 8px 14px; font-size: 12px; }
  .lm-topup-methods { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .lm-topup-method { padding: 12px 8px; border-radius: 12px; }
  .lm-topup-method:hover { transform: none; }
  .lm-topup-method-icon { width: 34px; height: 34px; border-radius: 10px; font-size: 16px; }
  .lm-topup-method-name { font-size: 11px; }
  .lm-detail-card { padding: 14px 16px; border-radius: 14px; }
  .lm-detail-header { font-size: 13px; margin-bottom: 10px; }
  .lm-detail-row { padding: 6px 0; }
  .lm-detail-label { font-size: 12px; }
  .lm-detail-value { font-size: 12px; padding: 2px 6px; }
  .lm-plans-grid { grid-template-columns: 1fr; gap: 12px; margin-bottom: 24px; }
  .lm-plan-card { padding: 20px 18px; border-radius: var(--um-r); }
  .lm-plan-card:hover { transform: none; }
  .lm-plan-name { font-size: 16px; }
  .lm-plan-price-value { font-size: 24px; }
  .lm-plan-features li { font-size: 13px; }
  .lm-unipass { padding: 20px 16px; border-radius: var(--um-r); }
  .lm-unipass-content { flex-direction: column; align-items: flex-start; gap: 14px; }
  .lm-unipass-left { gap: 10px; }
  .lm-unipass-icon { width: 40px; height: 40px; border-radius: 12px; font-size: 18px; }
  .lm-unipass-title { font-size: 16px; }
  .lm-unipass-right { width: 100%; justify-content: space-between; }
  .lm-unipass-features { flex-direction: column; gap: 8px; }
  .lm-unipass-features li { font-size: 12px; }
  .lm-shop-grid { grid-template-columns: 1fr; gap: 10px; }
  .lm-shop-card { padding: 16px 14px; border-radius: var(--um-r); }
  .lm-shop-card:hover { transform: none; }
  .lm-shop-name { font-size: 14px; }
  .lm-shop-desc { font-size: 12px; }
  .lm-transfer-panel { position: fixed; bottom: 0; left: 0; right: 0; width: 100%; max-width: 100%; border-radius: var(--um-r-xl) var(--um-r-xl) 0 0; padding: 20px 16px; padding-bottom: calc(20px + env(safe-area-inset-bottom, 0px)); animation: um-sheet 0.3s var(--um-ease); }
  .lm-filters { padding: 12px 14px; border-radius: 14px; gap: 10px; flex-direction: column; }
  .lm-filters .lm-form-group { min-width: 0; }
  .lm-inline-form { padding: 14px 16px; border-radius: 14px; }
  .lm-inline-form-header h3 { font-size: 14px; }
  .lm-reseller-link { padding: 10px 14px; border-radius: 12px; font-size: 12px; flex-wrap: wrap; }
  .fp-pending-banner { bottom: var(--um-safe-bottom); width: calc(100% - 24px); border-radius: 14px; }
  .fp-pending-inner { padding: 12px 14px; gap: 10px; }
  .fp-pending-text strong { font-size: 13px; }
  .fp-pending-text span { font-size: 11px; }

  /* ── Premium ── */
  .premium-plans { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .premium-hero { padding: 20px 16px !important; border-radius: var(--um-r) !important; }
  .premium-plan-card { border-radius: var(--um-r) !important; }
  .premium-features { grid-template-columns: 1fr !important; }

  /* ── Account Settings ── */
  .account-settings-page .container { padding: 12px var(--um-pad) var(--um-safe-bottom) !important; }
  .as-hero { flex-direction: column; align-items: flex-start; gap: 14px; padding: 18px 16px; border-radius: var(--um-r); margin-bottom: 14px; }
  .as-hero-avatar { width: 52px; height: 52px; font-size: 22px; }
  .as-hero-name { font-size: 18px; }
  .as-hero-sub { font-size: 13px; gap: 6px; }
  .as-hero-badge { font-size: 11px; padding: 2px 8px; }
  .as-layout { grid-template-columns: 1fr; gap: 14px; }
  .as-nav { position: static; border-radius: var(--um-r); }
  .as-nav-list { flex-direction: row; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; padding: 6px; gap: 3px; }
  .as-nav-list::-webkit-scrollbar { display: none; }
  .as-nav-item { flex: 0 0 auto; padding: 10px 14px; border-radius: 10px; font-size: 13px; white-space: nowrap; gap: 8px; }
  .as-nav-item i { width: 16px; font-size: 14px; }
  .as-nav-separator { display: none; }
  .as-panels { gap: 14px; }
  .as-card { border-radius: var(--um-r); }
  .as-card-header { padding: 14px 16px; gap: 10px; }
  .as-card-title { font-size: 15px; gap: 8px; }
  .as-card-title i { width: 30px; height: 30px; border-radius: 9px; font-size: 13px; }
  .as-card-body { padding: 14px 16px; }
  .as-form-group + .as-form-group { margin-top: 16px; }
  .as-form-label { font-size: 13px; }
  .as-form-input { padding: 10px 12px; border-radius: 10px; font-size: 16px; }
  .as-inline-form { flex-direction: column; gap: 8px; }
  .as-inline-form .as-form-input { width: 100%; }
  .as-cover-preview { min-height: 110px; border-radius: 12px; }
  .as-avatar-row { gap: 12px; }
  .as-avatar-circle { width: 64px; height: 64px; font-size: 26px; }
  .as-avatar-actions { gap: 6px; }
  .as-toggle-list { border-radius: 12px; }
  .as-toggle-item { padding: 12px 14px; }
  .as-toggle-row span { font-size: 13px; }
  .as-toggle-item small { font-size: 11px; }
  .as-session-list { gap: 8px; }
  .as-session-item { padding: 12px 14px; border-radius: 12px; gap: 10px; flex-direction: column; align-items: flex-start; }
  .as-session-title { font-size: 13px; gap: 6px; }
  .as-session-badge { font-size: 10px; padding: 2px 6px; }
  .as-session-meta { gap: 8px; font-size: 11px; }
  .as-session-actions { width: 100%; }
  .as-session-actions .as-btn { flex: 1; justify-content: center; }
  .as-notif-grid { grid-template-columns: 1fr; gap: 12px; }
  .as-notif-toolbar { padding: 10px 12px; border-radius: 10px; }
  .as-notif-card { padding: 12px; border-radius: 12px; }
  .as-quiet-hours { grid-template-columns: 1fr 1fr; gap: 8px; }
  .as-danger-zone { padding: 16px; border-radius: 12px; }
  .as-danger-note { font-size: 13px; }
  .as-danger-actions { gap: 8px; flex-direction: column; }
  .as-danger-actions .as-btn { width: 100%; justify-content: center; }
  .as-export-block { gap: 10px; }
  .as-export-desc { font-size: 13px; }
  .as-btn { padding: 10px 14px; font-size: 13px; border-radius: 10px; min-height: 44px; }
  .as-custom-item { padding: 10px 14px; border-radius: 10px; gap: 10px; }
  .as-custom-name { font-size: 13px; }
  .as-custom-desc { font-size: 11px; }
  .as-marital-form { flex-direction: column; gap: 8px; }
  .as-marital-form .as-form-input { min-width: 0; width: 100%; }
  .as-legal-links { gap: 8px; }
  .as-birthday-display { gap: 10px; }
  .as-birthday-value { font-size: 14px; }
  .as-referral-box { gap: 10px; }
  .settings-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .settings-card { border-radius: var(--um-r) !important; }
  .settings-section { padding: 14px !important; }
  .settings-nav { overflow-x: auto; flex-wrap: nowrap; scrollbar-width: none; }
  .settings-nav::-webkit-scrollbar { display: none; }
  .account-settings-layout { grid-template-columns: 1fr; }
  .account-settings-grid { grid-template-columns: 1fr; }
  .profile-password-form { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .stat-card { padding: 10px 12px; border-radius: 12px; gap: 10px; }
  .stat-icon { width: 38px; height: 38px; border-radius: 12px; font-size: 16px; }
  .stat-value { font-size: 16px; }
  .stat-label { font-size: 12px; }

  /* ── Agenda — Full Mobile Fix ── */
  .agenda-page { --ag-radius: 16px; }
  .agenda-page .container { padding-bottom: var(--um-safe-bottom) !important; }
  /* Hero banner — row layout with ring on right, centered vertically */
  .agenda-hero-banner { flex-direction: row; align-items: center; justify-content: space-between; padding: 18px 16px; border-radius: var(--um-r); gap: 14px; }
  .agenda-hero-left { flex: 1; min-width: 0; }
  .agenda-hero-title { font-size: 18px; }
  .agenda-hero-subtitle { font-size: 13px; }
  .agenda-hero-actions { flex-wrap: wrap; }
  .agenda-hero-btn { padding: 8px 14px; font-size: 12px; border-radius: 10px; }
  /* Ring — fixed size, percentage centered inside */
  .agenda-hero-ring { width: 72px; height: 72px; min-width: 72px; position: relative; flex-shrink: 0; }
  .agenda-hero-ring svg { width: 72px; height: 72px; display: block; }
  .agenda-ring-label { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; z-index: 1; }
  .agenda-ring-pct { font-size: 15px; font-weight: 800; line-height: 1; }
  /* Summary stats — 2-col grid */
  .agenda-summary { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .agenda-stat-card { padding: 12px 14px; border-radius: 14px; gap: 10px; }
  .agenda-stat-card:hover { transform: none; }
  .agenda-stat-icon { width: 36px; height: 36px; border-radius: 10px; font-size: 15px; }
  .agenda-filter-btn { flex-shrink: 0; white-space: nowrap; }
  .agenda-grid { grid-template-columns: 1fr; gap: 12px; }
  .agenda-page .widget { border-radius: var(--um-r); }
  .agenda-page .widget:hover { transform: none; }
  .timeline { gap: 7px; }
  .timeline-item { border-radius: 12px; }
  .timeline-item:hover { transform: none; }
  .week-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .week-card { border-radius: 13px; padding: 11px 12px; }
  .week-card:hover { transform: none; }
  .timeline-item:active { transform: scale(0.985); transition: transform 0.12s ease; }
  .week-card:active { transform: scale(0.985); transition: transform 0.12s ease; }
  .agenda-timeline { padding-left: 12px !important; }
  .agenda-item { border-radius: var(--um-r-sm) !important; padding: 10px 12px !important; }
  .agenda-toolbar { flex-direction: column !important; gap: var(--um-gap-sm) !important; }

  /* Disable desktop animations on mobile */
  .agenda-hero-banner, .agenda-summary, .agenda-filters, .agenda-grid { animation: none !important; }

  /* ── UniPass ── */
  .unipass-hero { padding: 16px !important; border-radius: var(--um-r) !important; }
  .unipass-tabs { overflow-x: auto !important; flex-wrap: nowrap !important; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .unipass-tabs::-webkit-scrollbar { display: none; }
  .quest-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .quest-card { border-radius: var(--um-r) !important; }
  .quest-card:active { transform: scale(0.98); }
  .unipass-stats { grid-template-columns: repeat(2, 1fr) !important; gap: var(--um-gap-sm) !important; }

  /* ── Bug Hunter ── */
  .bug-hunter-form { padding: 14px !important; border-radius: var(--um-r) !important; }

  /* ── Capsules ── */
  .capsules-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .capsule-card { border-radius: var(--um-r) !important; }

  /* ── Gifts ── */
  .gifts-grid { grid-template-columns: repeat(2, 1fr) !important; gap: var(--um-gap-sm) !important; }
  .gift-card { border-radius: var(--um-r) !important; }

  /* ── Session ── */
  .session-card { border-radius: var(--um-r) !important; }
  .session-timer { font-size: 3.5rem !important; font-weight: 200 !important; }
  .session-controls { gap: var(--um-gap-sm) !important; }

  /* ── Moneybox ── */
  .moneybox-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .moneybox-card { border-radius: var(--um-r) !important; }

  /* ── Admin ── */
  .admin-kpi-grid { grid-template-columns: repeat(2, 1fr) !important; gap: var(--um-gap-sm) !important; }
  .admin-kpi-card { border-radius: var(--um-r-sm) !important; padding: 12px !important; }
  .admin-hero { padding: 14px !important; border-radius: var(--um-r) !important; }
  .admin-tabs { overflow-x: auto !important; flex-wrap: nowrap !important; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .admin-tabs::-webkit-scrollbar { display: none; }
  .admin-tab-btn { white-space: nowrap; flex-shrink: 0; }
  .admin-content-grid { grid-template-columns: 1fr !important; }
  .admin-sidebar { display: none !important; }

  /* ── Resellers ── */
  .resellers-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }

  /* ── Changelog ── */
  .changelog-entries { gap: var(--um-gap) !important; }
  .changelog-entry { padding: 14px !important; border-radius: var(--um-r) !important; }

  /* ── Help ── */
  .help-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .help-card { border-radius: var(--um-r) !important; }

  /* ── Invite ── */
  .invite-card { padding: 16px !important; border-radius: var(--um-r) !important; }

  /* ── Docs ── */
  .docs-sidebar { display: none !important; }
  .docs-content { max-width: 100% !important; }
  .docs-layout { grid-template-columns: 1fr !important; }

  /* ── Study ── */
  .study-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }

  /* ── Study Groups ── */
  .sg-page { padding-bottom: 20px; }
  .sg-header { flex-direction: column; align-items: stretch; gap: 10px; margin-bottom: 14px; }
  .sg-title { font-size: 20px; }
  .sg-create-btn { width: 100%; justify-content: center; padding: 10px 16px; font-size: 13px; border-radius: 12px; }
  .sg-create-btn:hover { transform: none; }
  .sg-tabs { gap: 4px; padding: 4px; border-radius: 12px; margin-bottom: 14px; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; flex-wrap: nowrap; }
  .sg-tabs::-webkit-scrollbar { display: none; }
  .sg-tab { padding: 7px 12px; border-radius: 8px; font-size: 12px; flex-shrink: 0; white-space: nowrap; }
  .sg-groups-grid { grid-template-columns: 1fr; gap: 10px; }
  .sg-group-card { border-radius: 14px; padding: 16px; }
  .sg-group-card:hover { transform: none; }
  .sg-card-icon { width: 38px; height: 38px; border-radius: 12px; }
  .sg-card-name { font-size: 15px; }
  .sg-card-desc { font-size: 12.5px; }
  .sg-card-action { padding: 6px 12px; font-size: 11px; border-radius: 8px; }
  .sg-invite-card { flex-direction: column; align-items: flex-start; gap: 10px; padding: 14px 16px; border-radius: 14px; }
  .sg-invite-actions { width: 100%; }
  .sg-invite-accept, .sg-invite-decline { flex: 1; text-align: center; padding: 8px 12px; font-size: 12px; border-radius: 8px; }
  .sg-detail { width: 100vw; max-width: 100vw; border-radius: 0; border-left: none; }
  .sg-chat-msg-bubble { padding: 7px 10px; border-radius: 10px; max-width: 85%; }
  .sg-chat-input-row { padding: 10px 14px; gap: 6px; padding-bottom: max(10px, env(safe-area-inset-bottom)); }
  .sg-chat-input { padding: 9px 12px; border-radius: 12px; font-size: 13px; }
  .sg-chat-send { width: 36px; height: 36px; border-radius: 10px; }
  .sg-group-card:active { transform: scale(0.985); transition: transform 0.12s ease; }

  /* ── Birthdays ── */
  .bday-card { border-radius: var(--um-r) !important; }
  .bday-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }

  /* ── Feed — Full Mobile Fix ── */
  .feed-page .container { padding-bottom: var(--um-safe-bottom) !important; }
  .feed-layout { grid-template-columns: 1fr !important; gap: 12px !important; }
  .feed-sidebar { display: none !important; }
  .feed-card { border-radius: var(--um-r) !important; overflow: hidden; }
  .feed-card:active { transform: scale(0.99); }
  .feed-post { border-radius: var(--um-r) !important; overflow: hidden; margin-bottom: 10px; }
  .feed-post:hover { box-shadow: none !important; transform: none !important; }
  .feed-composer { border-radius: var(--um-r) !important; padding: 14px 16px; margin-bottom: 12px; }
  .feed-filters { flex-wrap: nowrap !important; overflow-x: auto !important; -webkit-overflow-scrolling: touch; scrollbar-width: none; gap: 6px; margin-bottom: 12px; }
  .feed-filters::-webkit-scrollbar { display: none; }
  .feed-filter-btn { flex-shrink: 0 !important; white-space: nowrap !important; padding: 8px 14px; border-radius: 10px; font-size: 13px; }
  .post-body { word-break: break-word !important; overflow-wrap: break-word !important; font-size: 14px; line-height: 1.5; }
  .post-body img { max-width: 100% !important; height: auto !important; border-radius: 12px; }
  .post-header { gap: 10px; }
  .post-avatar { width: 40px; height: 40px; border-radius: 12px; flex-shrink: 0; }
  .post-author { font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .post-time { font-size: 11px; }
  .post-actions { gap: 4px; flex-wrap: wrap; }
  .post-action-btn { padding: 8px 12px; border-radius: 10px; font-size: 13px; min-height: 36px; }
  .post-action-btn:hover { transform: none; }
  .post-menu { position: fixed !important; bottom: 0 !important; left: 0 !important; right: 0 !important; top: auto !important; border-radius: 20px 20px 0 0 !important; min-width: 100% !important; z-index: 1200 !important; padding-bottom: env(safe-area-inset-bottom, 0); animation: um-sheet 0.25s var(--um-ease); }
  .post-menu button, .post-menu a { min-height: 48px; padding: 14px 20px; font-size: 15px; }
  /* Feed comments */
  .feed-comments { padding: 12px 16px; }
  .feed-comment { word-break: break-word; overflow-wrap: break-word; }
  .feed-comment-input { font-size: 14px; min-height: 40px; border-radius: 10px; }

  /* ── Achievements ── */
  .achievements-grid { grid-template-columns: repeat(2, 1fr) !important; gap: var(--um-gap-sm) !important; }
  .achievement-card { border-radius: var(--um-r) !important; }

  /* ── Home (landing) ── */
  .home-hero { padding: 32px var(--um-pad) !important; }
  .home-hero h1 { font-size: 28px !important; }
  .home-features-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .home-cta { flex-direction: column !important; gap: var(--um-gap-sm) !important; }

  /* ── Auth ── */
  .auth-card { border-radius: var(--um-r-lg) !important; padding: 24px 20px !important; margin: var(--um-pad) !important; box-shadow: var(--um-sh-md) !important; }
  .auth-hero { padding: 20px !important; }

  /* ── Students ── */
  .students-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .student-card { border-radius: var(--um-r) !important; }

  /* ── Status ── */
  .status-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .status-card { border-radius: var(--um-r) !important; }

  /* ── Wrapped ── */
  .wrapped-card { border-radius: var(--um-r) !important; }
  .wrapped-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }

  /* ── AI Daily Plan ── */
  .ai-daily-plan-grid { grid-template-columns: 1fr !important; gap: var(--um-gap) !important; }
  .ai-daily-plan-card { border-radius: var(--um-r) !important; }

  /* ── Schedule History ── */
  .schedule-history-list { border-radius: var(--um-r) !important; }
  .schedule-history-item { padding: 10px 12px !important; }

  /* ── News Interactions ── */
  .news-comment-input { font-size: 16px !important; }
  .news-comment-card { border-radius: var(--um-r-sm) !important; }
}

/* =====================================================================
   7. MICRO-INTERACTIONS & ANIMATIONS
   ===================================================================== */
@media (max-width: 640px) {
  /* Page entrance */
  .main { animation: um-page-in 0.2s var(--um-ease) both; }

  /* Universal card press */
  .card:active, .subject-card:active, .deadline-card:active, .news-card:active,
  .focus-card:active, .channel-card:active, .challenge-card:active, .note-card:active,
  .friend-card:active, .quest-card:active, .place-card:active, .market-card:active,
  .store-card:active, .kanban-task:active, .sc-file-card:active, .feed-card:active,
  .achievement-card:active, .student-card:active, .roommate-card:active, .capsule-card:active,
  .gift-card:active, .merch-card:active, .moneybox-card:active, .study-group-card:active {
    transform: scale(0.98);
    transition: transform 0.05s ease;
  }

  /* Touch targets */
  a, button, [role="button"], input, select, textarea { -webkit-tap-highlight-color: transparent; }

  /* Text sizing */
  html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

  /* Smooth momentum scroll */
  .main, .modal-body { -webkit-overflow-scrolling: touch; }

  /* Reduce motion */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
    .mobile-nav { animation: none !important; }
  }
}

/* =====================================================================
   8. LANDSCAPE PHONE
   ===================================================================== */
@media (max-width: 640px) and (orientation: landscape) {
  .mobile-nav {
    height: 48px !important;
    bottom: 4px !important;
    border-radius: 16px !important;
    padding: 0 6px !important;
  }
  .mobile-nav-item { width: 44px; height: 40px; }
  .mobile-nav-item span { display: none; }
  .mobile-nav-item i { margin-bottom: 0; font-size: 17px; }
  .layout-with-sidebar .main .container { padding-bottom: calc(48px + 4px + 12px) !important; }
  .header { margin: 3px 8px !important; }
  .header .header-content { min-height: 38px; padding: 3px 8px !important; }
}

/* =====================================================================
   9. SAFE AREA (Notch devices)
   ===================================================================== */
@supports (padding: max(0px)) {
  @media (max-width: 640px) {
    .mobile-nav { bottom: max(8px, env(safe-area-inset-bottom, 8px)); }
    .layout-with-sidebar .main .container {
      padding-left: max(var(--um-pad), env(safe-area-inset-left, var(--um-pad)));
      padding-right: max(var(--um-pad), env(safe-area-inset-right, var(--um-pad)));
    }
  }
}

/* =====================================================================
   10. DARK THEME MOBILE
   ===================================================================== */
@media (max-width: 640px) {
  .theme-dark {
    --um-glass: rgba(15, 23, 42, 0.82);
    --um-glass-heavy: rgba(15, 23, 42, 0.95);
    --um-glass-border: rgba(148, 163, 184, 0.06);
    --um-sh-xs: 0 1px 2px rgba(0,0,0,0.12);
    --um-sh-sm: 0 1px 3px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.08);
    --um-sh-md: 0 4px 16px rgba(0,0,0,0.18), 0 1px 4px rgba(0,0,0,0.12);
    --um-sh-lg: 0 8px 32px rgba(0,0,0,0.25), 0 2px 8px rgba(0,0,0,0.15);
    --um-sh-xl: 0 16px 48px rgba(0,0,0,0.3), 0 4px 12px rgba(0,0,0,0.2);
    --um-sh-nav: 0 -2px 16px rgba(0,0,0,0.15), 0 -1px 3px rgba(0,0,0,0.1);
  }

  .theme-dark .footer-links a { background: rgba(255,255,255,0.025); }
  .theme-dark .filter-btn { border-color: rgba(255,255,255,0.06) !important; }
  .theme-dark .filter-btn.active { background: #0ea5e9 !important; border-color: #0ea5e9 !important; }
  .theme-dark .alert { box-shadow: 0 1px 3px rgba(0,0,0,0.18); }
  .theme-dark .form-input:focus, .theme-dark .form-select:focus,
  .theme-dark input:focus, .theme-dark select:focus, .theme-dark textarea:focus {
    box-shadow: 0 0 0 3px rgba(14,165,233,0.15) !important;
  }
}

/* =====================================================================
   11. MENU PAGE — Full-screen native app menu (mobile only)
   ===================================================================== */
@media (min-width: 641px) {
  .menu-page .menu-search,
  .menu-page .menu-section,
  .menu-page .menu-footer-links { display: none; }
  .menu-page .container::before {
    content: 'Use the sidebar for navigation →';
    display: block; text-align: center; padding: 60px 20px;
    font-size: 16px; font-weight: 600; color: var(--muted);
  }
}
.menu-page .container {
  max-width: 100%;
}

@media (max-width: 640px) {
  .menu-page .container {
    padding: 0 var(--um-pad) var(--um-safe-bottom) !important;
  }

  /* Search bar */
  .menu-search {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: rgba(0,0,0,0.03);
    border-radius: var(--um-r-sm);
    margin-bottom: 20px;
    border: 1.5px solid transparent;
    transition: border-color 0.15s ease, background 0.15s ease;
  }
  .menu-search:focus-within {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(14,165,233,0.08);
  }
  .theme-dark .menu-search { background: rgba(255,255,255,0.04); }
  .theme-dark .menu-search:focus-within { background: rgba(255,255,255,0.06); }
  .menu-search i { font-size: 15px; color: var(--muted); flex-shrink: 0; }
  .menu-search input {
    flex: 1; border: none; background: none; outline: none;
    font-size: 15px; font-weight: 500; color: var(--text);
    font-family: inherit;
  }
  .menu-search input::placeholder { color: var(--muted); }

  /* Section */
  .menu-section { margin-bottom: 24px; }
  .menu-section-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-weight: 800;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 10px;
    padding-left: 2px;
  }
  .menu-section-title i { font-size: 12px; opacity: 0.5; }

  /* Grid */
  .menu-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
  }
  .menu-grid--compact {
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
  }

  /* Item */
  .menu-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 14px 4px 10px;
    border-radius: var(--um-r);
    background: rgba(0,0,0,0.015);
    border: 1px solid transparent;
    text-decoration: none;
    color: var(--text);
    transition: all 0.12s ease;
    -webkit-tap-highlight-color: transparent;
  }
  .theme-dark .menu-item { background: rgba(255,255,255,0.025); }
  .menu-item:active { transform: scale(0.93); transition: transform 0.04s ease; }
  .menu-item.active {
    background: rgba(14,165,233,0.06);
    border-color: rgba(14,165,233,0.12);
  }
  .theme-dark .menu-item.active {
    background: rgba(56,189,248,0.06);
    border-color: rgba(56,189,248,0.1);
  }
  .menu-item.active .menu-item-icon { background: rgba(14,165,233,0.12); color: var(--primary); }
  .theme-dark .menu-item.active .menu-item-icon { background: rgba(56,189,248,0.12); color: #38bdf8; }

  .menu-item-icon {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.04);
    color: var(--muted);
    font-size: 18px;
    transition: all 0.12s ease;
  }
  .theme-dark .menu-item-icon { background: rgba(255,255,255,0.06); }

  .menu-item-label {
    font-size: 10.5px;
    font-weight: 600;
    text-align: center;
    line-height: 1.2;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  /* Footer links */
  .menu-footer-links {
    display: flex;
    justify-content: center;
    gap: 16px;
    padding: 16px 0 8px;
    margin-top: 8px;
    border-top: 1px solid rgba(0,0,0,0.04);
  }
  .theme-dark .menu-footer-links { border-top-color: rgba(255,255,255,0.04); }
  .menu-footer-links a {
    font-size: 11px;
    color: var(--muted);
    text-decoration: none;
    font-weight: 500;
  }
  .menu-footer-links a:active { color: var(--primary); }
}

/* Desktop: hide menu page styles */
@media (min-width: 641px) {
  .menu-search { display: none; }
}