/* ============================================
   IntelliPlan — Mobile UI
   Merged from both versions
   Add <link rel="stylesheet" href="/static/css/mobile.css">
   in your base template <head>
   Load AFTER all other stylesheets.
   ============================================ */

/* ── Global: box model & tap targets ─────────────────────── */
html {
  -webkit-text-size-adjust: 100%;
  box-sizing: border-box;
}
*, *::before, *::after {
  box-sizing: inherit;
}

button,
a,
[role="button"],
input[type="button"],
input[type="submit"],
label[for],
summary {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* Keep custom HTML dropdowns below nav at all times */
select {
  position: relative;
  z-index: 1;
}

/* ══════════════════════════════════════════════════════════════
   MOBILE  (≤ 768px)
══════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {

  /* ── No horizontal scroll ─────────────────────────────── */
  html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    padding-top: 62px !important;
    overflow-x: hidden;
  }

  body.mobile-nav-open {
    overflow: hidden;
  }

  /* ════════════════════════════════════════════════════════
     HEADER / TOP BAR
     Fully opaque so nothing bleeds through.
  ════════════════════════════════════════════════════════ */
  header,
  .top-bar {
    background-color: var(--bg-card) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    min-height: 62px;
    height: auto !important;
    padding: 10px 14px !important;
    display: flex !important;
    align-items: center !important;
    gap: 10px;
    z-index: 99999 !important;
    box-shadow: 0 1px 0 var(--border);
    isolation: isolate;
  }

  #mainNav {
    background-color: var(--bg-card) !important;
    border-bottom: 1px solid var(--border) !important;
  }

  .header-right {
    gap: 8px !important;
  }

  .header,
  .top-bar {
    padding: 8px 12px !important;
  }

  .header h1,
  .top-bar h1 {
    font-size: 1.2rem !important;
  }

  /* ════════════════════════════════════════════════════════
     MAIN NAV — hamburger + slide-in side drawer.
     Hamburger visible on every page; drawer slides from the left.
  ════════════════════════════════════════════════════════ */
  #mobileMenuBtn {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-size: 1.05rem;
    line-height: 1;
    cursor: pointer;
    transition: background 0.14s, color 0.14s, border-color 0.14s;
  }
  #mobileMenuBtn:hover,
  #mobileMenuBtn[aria-expanded="true"] {
    background: var(--accent-soft);
    color: var(--accent);
    border-color: var(--border-accent);
  }

  #mainNav {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    bottom: 0 !important;
    right: auto !important;
    width: min(82vw, 320px) !important;
    height: 100dvh !important;
    max-height: none !important;
    padding: 78px 14px calc(18px + env(safe-area-inset-bottom)) !important;
    margin: 0 !important;
    gap: 4px !important;
    background: var(--bg-card) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border-right: 1px solid var(--border) !important;
    border-bottom: none !important;
    box-shadow: 12px 0 36px rgba(0,0,0,0.18) !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    -webkit-overflow-scrolling: touch;
    transform: translateX(-100%) !important;
    opacity: 1 !important;
    pointer-events: none !important;
    transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1) !important;
    z-index: 100001 !important;
    isolation: isolate;
  }
  #mainNav.mobile-open {
    transform: translateX(0) !important;
    pointer-events: auto !important;
  }

  /* Drawer backdrop */
  #mobileNavBackdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
    z-index: 100000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease;
  }
  #mobileNavBackdrop.mobile-open {
    opacity: 1;
    pointer-events: auto;
  }

  /* Drawer items stack vertically with comfortable tap targets */
  #mainNav .nav-group {
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 2px !important;
    width: 100% !important;
  }
  #mainNav .nav-divider {
    display: block !important;
    width: 100% !important;
    height: 1px !important;
    background: var(--border) !important;
    margin: 10px 0 !important;
  }
  #mainNav .nav-tab,
  #mainNav .dropdown-toggle {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    width: 100% !important;
    min-height: 46px !important;
    padding: 11px 14px !important;
    font-size: 0.95rem !important;
    font-weight: 500 !important;
    border-radius: 12px !important;
    white-space: nowrap !important;
    text-align: left !important;
    gap: 12px !important;
  }
  #mainNav .nav-tab-icon {
    width: 20px !important;
    height: 20px !important;
    flex-shrink: 0 !important;
    margin: 0 !important;
  }
  #mainNav .nav-dropdown {
    position: relative !important;
    display: flex !important;
    flex-direction: column !important;
  }
  #mainNav .nav-dropdown .dropdown-panel {
    position: static !important;
    width: 100% !important;
    min-width: 0 !important;
    margin: 4px 0 0 30px !important;
    padding: 4px 0 !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 2px !important;
  }
  #mainNav .nav-dropdown .dropdown-item {
    width: 100% !important;
    justify-content: flex-start !important;
    min-height: 40px !important;
    padding: 8px 14px !important;
    border-radius: 10px !important;
    font-size: 0.88rem !important;
    color: var(--text-secondary) !important;
  }
  #mainNav .nav-dropdown::before { display: none !important; }
  #mainNav .chevron { margin-left: auto; }

  /* Page content select/input safety */
  main select,
  main input,
  main textarea,
  .page-content select,
  .page-content input,
  .page-content textarea {
    position: relative;
    z-index: 1 !important;
    isolation: auto;
  }

  /* HTML dropdowns in body stay below nav */
  main .dropdown-panel,
  .page-content .dropdown-panel,
  main [role="listbox"],
  .page-content [role="listbox"] {
    z-index: 100 !important;
  }

  /* Sidebar -> bottom nav */
  .sidebar,
  .side-nav,
  nav.sidebar {
    background-color: var(--bg-surface, #111111) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    position: fixed !important;
    bottom: 0 !important;
    top: auto !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    height: 60px !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-around !important;
    z-index: 99999 !important;
    padding: 0 8px !important;
    border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
    overflow: hidden !important;
    isolation: isolate !important;
    transform: translateZ(0) !important;
  }

  .sidebar .nav-label,
  .side-nav .nav-label {
    display: none !important;
  }

  /* ════════════════════════════════════════════════════════
     PLANI
  ════════════════════════════════════════════════════════ */
  #planiBot,
  #planiWrap {
    position: fixed !important;
    right: 14px !important;
    bottom: 14px !important;
    left: auto !important;
    top: auto !important;
    width: auto !important;
    height: auto !important;
    max-width: calc(100vw - 28px) !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-end !important;
    justify-content: flex-end !important;
    gap: 8px !important;
    z-index: 9999 !important;
    transform: none !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  #planiRobot {
    width: 56px !important;
    height: 56px !important;
  }

  #planiBot > *,
  #planiWrap > * {
    pointer-events: auto !important;
    transform: none !important;
  }

  #planiBubble {
    pointer-events: auto !important;
    position: relative !important;
    display: inline-flex !important;
    align-self: flex-end !important;
    width: auto !important;
    max-width: calc(100vw - 28px) !important;
    z-index: 10001 !important;
    transform: none !important;
    margin: 0 !important;
    scale: 0.88;
    transform-origin: bottom right;
  }

  #planiChat {
    position: fixed !important;
    right: 14px !important;
    bottom: 76px !important;
    left: auto !important;
    top: auto !important;
    width: min(360px, calc(100vw - 28px)) !important;
    max-height: min(70dvh, 560px) !important;
    pointer-events: auto !important;
    z-index: 10000 !important;
    transform: none !important;
    margin: 0 !important;
    border-radius: 16px !important;
  }

  /* ════════════════════════════════════════════════════════
     LANDING PAGE
  ════════════════════════════════════════════════════════ */
  .hero-wrap {
    padding-top: 72px !important;
  }

  .hero {
    padding-top: 1.5rem !important;
    padding-bottom: 1.5rem !important;
  }

  .hero-preview {
    display: none !important;
  }

  .hero-title {
    font-size: 2rem !important;
  }

  .hero-subtitle {
    font-size: 0.97rem !important;
  }

  .hero-actions,
  .hero-mini-actions,
  .cta-actions {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.6rem !important;
    width: 100%;
  }

  .hero-actions a,
  .hero-btn,
  .mini-btn,
  .cta-btn {
    width: 100% !important;
    text-align: center !important;
    display: block !important;
  }

  .reviews-section {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }

  .reviews-track-wrap {
    width: 100vw !important;
    margin-left: calc(-50vw + 50%) !important;
  }

  .reviews-fade {
    width: 48px !important;
  }

  /* Stats: 2-col grid */
  .stats-strip {
    padding: 0 0.75rem !important;
  }

  .stats-strip-inner {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 1px !important;
    padding: 0 !important;
    background: var(--border) !important;
    border-radius: var(--r-xl) !important;
    overflow: hidden !important;
  }

  .stat-divider {
    display: none !important;
  }

  .stat-item {
    background: var(--bg-card) !important;
    padding: 1rem 0.5rem !important;
    align-items: center !important;
  }

  .stat-number {
    font-size: 1.7rem !important;
  }

  .stat-label {
    font-size: 0.74rem !important;
  }

  /* Reviews cards */
  .review-card {
    width: 220px !important;
  }

  .reviews-fade {
    width: 36px !important;
  }

  /* Demo panel */
  .demo-video-outer {
    margin: 0 0.75rem 0.75rem !important;
    width: calc(100% - 1.5rem) !important;
    padding-bottom: calc((100% - 1.5rem) * 9 / 16) !important;
  }

  /* Sections */
  .steps-grid,
  .comparison-wrap {
    grid-template-columns: 1fr !important;
  }

  .features-grid,
  .integration-grid {
    grid-template-columns: 1fr 1fr !important;
  }

  /* Mobile sticky CTA */
  .mobile-cta-bar {
    display: grid !important;
    grid-template-columns: 1fr 0.75fr !important;
    gap: 0.5rem !important;
    position: fixed !important;
    left: 0.75rem !important;
    right: 0.75rem !important;
    bottom: 68px !important;
    z-index: 9998 !important;
  }

  .mobile-cta-primary,
  .mobile-cta-secondary {
    text-decoration: none;
    text-align: center;
    border-radius: 999px;
    padding: 0.85rem 1rem;
    font-family: var(--font-ui);
    font-weight: 800;
    font-size: 0.9rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
  }

  .mobile-cta-primary {
    background: var(--accent);
    color: white;
  }

  .mobile-cta-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
  }

  .cta-section {
    padding-bottom: 5.5rem !important;
  }

  .floating-badge {
    right: 0.5rem;
    bottom: -14px;
    font-size: 0.72rem;
    padding: 0.5rem 0.85rem;
  }

  /* ════════════════════════════════════════════════════════
     APP / DASHBOARD PAGES
  ════════════════════════════════════════════════════════ */
  main,
  .main-content,
  .page-content {
    max-width: 100% !important;
    padding-left: 14px !important;
    padding-right: 14px !important;
    padding-bottom: 70px !important;
    margin-left: 0 !important;
  }

  .page-header {
    gap: 12px !important;
    flex-wrap: wrap !important;
  }

  .page-header > div,
  .page-header button,
  .page-header a {
    max-width: 100%;
  }

  .page-header .btn-primary,
  .page-header .btn-secondary {
    flex: 1 1 100% !important;
    min-height: 46px;
    padding: 12px 18px !important;
    font-size: 0.92rem !important;
  }

  /* Global polish on primary/secondary buttons used inside main content */
  main .btn-primary,
  main .btn-secondary,
  .page-content .btn-primary,
  .page-content .btn-secondary,
  .modal-content .btn-primary,
  .modal-content .btn-secondary {
    min-height: 44px;
    padding: 12px 18px !important;
    font-size: 0.9rem !important;
  }

  main .btn-primary:active,
  main .btn-secondary:active,
  .page-content .btn-primary:active,
  .page-content .btn-secondary:active {
    transform: translateY(0) scale(0.985);
    transition: transform 0.08s ease;
  }

  #dashColumns {
    grid-template-columns: 1fr !important;
    gap: 18px !important;
  }

  #exportBar,
  #savedScheduleBanner {
    align-items: stretch !important;
  }

  #exportBar > div,
  #savedScheduleBanner > div {
    width: 100%;
  }

  #exportBar > div:last-child,
  #savedScheduleBanner > div:last-child {
    flex-direction: column;
    align-items: stretch !important;
  }

  #exportBar button,
  #savedScheduleBanner button {
    width: 100%;
  }

  .scheduler-panel {
    padding: 16px !important;
  }

  .scheduler-inputs,
  .custom-tasks-wrap,
  #savePanel {
    flex-direction: column !important;
    align-items: stretch !important;
    width: 100%;
  }

  .input-group,
  .custom-tasks-wrap input,
  #savePanel input,
  #savePanel button,
  #generateBtn {
    width: 100% !important;
    max-width: 100% !important;
  }

  .time-block {
    display: grid !important;
    grid-template-columns: 1fr auto;
    gap: 8px !important;
  }

  .time-slot {
    grid-column: 1 / -1;
    min-width: 0 !important;
    white-space: normal !important;
  }

  .block-content {
    min-width: 0;
  }

  .block-title,
  .card-title,
  .overview-text {
    overflow-wrap: anywhere;
  }

  .day-header {
    gap: 8px;
    align-items: flex-start !important;
  }

  .day-hours {
    white-space: nowrap;
  }

  .schedule-day,
  .day-block {
    flex-direction: column !important;
    width: 100% !important;
  }

  .card,
  .schedule-card,
  .assignment-card,
  .block-card {
    width: 100% !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .dashboard-grid,
  .stats-grid {
    grid-template-columns: 1fr !important;
  }

  table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
  }

  /* Inputs — prevent iOS zoom */
  input,
  select,
  textarea {
    font-size: 16px !important;
    width: 100%;
    max-width: 100%;
  }

  .btn-group,
  .action-buttons {
    flex-wrap: wrap;
    gap: 8px;
  }

  .btn-group .btn,
  .action-buttons button {
    flex: 1 1 auto;
    min-width: 0;
    white-space: nowrap;
  }

  /* ════════════════════════════════════════════════════════
     MODALS — above nav and plani
  ════════════════════════════════════════════════════════ */
  #assignmentModal,
  #newTaskModal,
  #editTaskModal,
  #integrationsModal,
  #feedbackModal,
  #silenceModal,
  .modal-overlay {
    padding: 10px !important;
    align-items: flex-start !important;
    overflow-y: auto !important;
    z-index: 100000 !important;
  }

  #assignmentModal > div,
  #newTaskModal > div,
  #editTaskModal > div,
  #integrationsModal > div,
  #feedbackModal > div,
  #silenceModal > div,
  .modal-dialog,
  .modal-content {
    width: 100% !important;
    max-width: none !important;
    max-height: calc(100dvh - 20px) !important;
    margin: 0 !important;
    padding: 1.1rem !important;
    overflow-y: auto !important;
    border-radius: 16px !important;
  }

  /* ════════════════════════════════════════════════════════
     LOGIN PAGE
  ════════════════════════════════════════════════════════ */
  .login-card {
    padding: 1.4rem !important;
    border-radius: 16px !important;
  }

  .login-card .account-buttons {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
  }

  .login-card .btn-primary,
  .login-card .btn-secondary {
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    text-align: center !important;
    flex: none !important;
    position: relative !important;
    z-index: 10 !important;
    touch-action: manipulation !important;
    padding: 12px 0 !important;
  }

  .login-card .divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 1rem 0;
  }

  .login-card .divider span {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
  }

  .login-card .guest-options .btn-guest {
    display: flex !important;
    align-items: center !important;
    gap: 14px !important;
    padding: 16px 20px !important;
    border-radius: 14px !important;
    border: 1px solid var(--border) !important;
    background: var(--bg-card) !important;
    color: var(--text-primary) !important;
    text-decoration: none !important;
    box-shadow: var(--shadow) !important;
    width: 100% !important;
    box-sizing: border-box !important;
    transition: all 0.2s !important;
  }

  .login-card .guest-options .btn-guest:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  }

  .login-card .btn-guest .icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
  }

  .login-card .btn-guest .text .title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 2px;
  }

  .login-card .btn-guest .text .subtitle {
    font-size: 0.78rem;
    color: var(--text-muted);
  }

  .login-card .btn-guest .arrow {
    margin-left: auto;
    color: var(--text-muted);
    font-size: 0.9rem;
  }

  .login-card .btn-guest.canvas:hover {
    border-color: #e66000 !important;
    box-shadow: 0 8px 24px rgba(230, 96, 0, 0.15) !important;
  }

  .login-card .btn-guest.studentvue:hover {
    border-color: #22c55e !important;
    box-shadow: 0 8px 24px rgba(34, 197, 94, 0.15) !important;
  }

  .login-card .btn-guest.schoology:hover {
    border-color: #5865F2 !important;
    box-shadow: 0 8px 24px rgba(88, 101, 242, 0.15) !important;
  }

  .login-card .btn-google {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 10px !important;
    padding: 12px !important;
    border-radius: var(--r-md) !important;
    border: 1px solid var(--border-strong) !important;
    background: #fff !important;
    color: #3c4043 !important;
    font-family: var(--font-ui) !important;
    font-size: 0.87rem !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    margin-bottom: 1rem !important;
    width: 100% !important;
    box-sizing: border-box !important;
    box-shadow: var(--shadow) !important;
    transition: all 0.16s !important;
  }

  .login-card .btn-google:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12) !important;
    transform: translateY(-1px) !important;
  }

  /* ════════════════════════════════════════════════════════
     MISC
  ════════════════════════════════════════════════════════ */
  .section,
  .container,
  .content-wrapper {
    padding: 12px !important;
  }

  #chatbot-toggle,
  .chat-fab,
  .floating-chat-btn {
    bottom: 70px !important;
    right: 16px !important;
    z-index: 9150 !important;
  }

  #chatbot-window,
  .chat-window {
    position: fixed !important;
    bottom: 60px !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    height: 70vh !important;
    border-radius: 12px 12px 0 0 !important;
    z-index: 9150 !important;
  }

} /* end @media (max-width: 768px) */

/* ── Very small phones (< 390px) ─────────────────────────── */
@media (max-width: 390px) {
  .card,
  .assignment-card {
    padding: 10px !important;
  }

  .priority-badge,
  .difficulty-badge {
    font-size: 0.65rem !important;
  }

  #planiBubble {
    scale: 0.80 !important;
  }

  .stat-number {
    font-size: 1.45rem !important;
  }

  .review-card {
    width: 190px !important;
  }

  .hero-title {
    font-size: 1.75rem !important;
  }
}

/* ── Reduced motion ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .reviews-track {
    animation: none !important;
  }
}