/* ───────────────────────────────────────────────────────
   theme.css — Shared visual language for the platform.
   The CSS variables are injected per-request from brand.php.

   Layer 1 — Design tokens (below). One source of truth for
   typography, spacing, radius, elevation, motion, and surfaces.
   Use these tokens instead of magic numbers across the codebase.
   ─────────────────────────────────────────────────────── */

:root {
  /* ── Type scale (1.125 step, perfect-fourth-ish) ───────────────── */
  --fs-2xs: 11px;
  --fs-xs:  12px;
  --fs-sm:  13px;
  --fs-base:14px;
  --fs-md:  15px;
  --fs-lg:  17px;
  --fs-xl:  20px;
  --fs-2xl: 24px;
  --fs-3xl: 32px;
  --fs-display: 44px;

  --lh-tight:  1.2;
  --lh-snug:   1.4;
  --lh-base:   1.55;
  --lh-relaxed:1.7;

  --fw-regular: 400;
  --fw-medium:  500;
  --fw-semibold:600;
  --fw-bold:    700;
  --fw-heavy:   800;

  /* ── Spacing scale (4-pt grid) ─────────────────────────────────── */
  --sp-0: 0;
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-7: 32px;
  --sp-8: 40px;
  --sp-9: 56px;
  --sp-10:72px;

  /* ── Radius scale ──────────────────────────────────────────────── */
  --r-xs:  4px;
  --r-sm:  6px;
  --r-md:  10px;
  --r-lg:  14px;
  --r-xl:  20px;
  --r-2xl: 28px;
  --r-pill:9999px;

  /* ── Elevation (named like Material 3 surfaces) ───────────────── */
  --shadow-0: none;
  --shadow-1: 0 1px 2px rgba(0,0,0,.18), 0 1px 3px rgba(0,0,0,.10);
  --shadow-2: 0 2px 6px rgba(0,0,0,.20), 0 4px 12px rgba(0,0,0,.12);
  --shadow-3: 0 6px 18px rgba(0,0,0,.24), 0 10px 30px rgba(0,0,0,.16);
  --shadow-4: 0 14px 40px rgba(0,0,0,.28), 0 24px 60px rgba(0,0,0,.20);
  --shadow-5: 0 30px 80px rgba(0,0,0,.40);

  /* ── Motion ────────────────────────────────────────────────────── */
  /* Apple-ish ease-out for entry; Material-ish standard for in-out. */
  --ease-out:        cubic-bezier(.16, 1, .3, 1);
  --ease-in:         cubic-bezier(.4, 0, 1, 1);
  --ease-in-out:     cubic-bezier(.4, 0, .2, 1);
  --ease-emphasized: cubic-bezier(.2, 0, 0, 1);
  --ease-spring:     cubic-bezier(.34, 1.56, .64, 1);

  --dur-instant: 80ms;
  --dur-fast:    160ms;
  --dur-base:    240ms;
  --dur-slow:    360ms;
  --dur-slower:  520ms;

  /* Slide-player transition — referenced by slides.css for slide enter/exit */
  --slide-transition: all var(--dur-base) var(--ease-out);

  /* ── Touch targets (Apple HIG: 44pt min) ───────────────────────── */
  --tap-min: 44px;

  /* ── Surfaces — used by .surface utilities + cards ─────────────── */
  --surface-0: var(--primary);            /* page bg */
  --surface-1: rgba(255,255,255,.04);     /* card on dark */
  --surface-2: rgba(255,255,255,.06);
  --surface-3: rgba(255,255,255,.08);
  --surface-overlay: rgba(0,0,0,.55);
}

:root[data-theme="light"] {
  --shadow-1: 0 1px 2px rgba(20,20,40,.06), 0 1px 3px rgba(20,20,40,.04);
  --shadow-2: 0 2px 6px rgba(20,20,40,.06), 0 4px 14px rgba(20,20,40,.04);
  --shadow-3: 0 6px 18px rgba(20,20,40,.08), 0 12px 32px rgba(20,20,40,.06);
  --shadow-4: 0 14px 40px rgba(20,20,40,.10);
  --shadow-5: 0 30px 80px rgba(20,20,40,.18);

  --surface-1: #fff;
  --surface-2: #fafbff;
  --surface-3: #f3f4fb;
  --surface-overlay: rgba(20,20,40,.40);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}

/* Respect prefers-reduced-motion globally — kill animations, transitions, smooth-scroll. */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto !important; }
}

/* Visible focus ring for keyboard navigation (icon buttons get a real one) */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}
button:focus-visible, a:focus-visible {
  outline-offset: 3px;
}

/* Skip-to-main-content link — hidden until keyboard-focused.
   First Tab on any page reveals it; press Enter to jump past the topbar/drawer
   straight to the main content. Standard accessibility pattern. */
.skip-to-content {
  position: fixed;
  top: -100px;
  left: 12px;
  z-index: 1000;
  padding: 10px 18px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  border-radius: 8px;
  text-decoration: none;
  transition: top var(--dur-fast, .16s) var(--ease-out);
}
.skip-to-content:focus { top: 12px; outline: 2px solid #fff; outline-offset: 2px; }

/* Screen-reader-only utility — for icon-button labels etc. */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}
body{
  font-family:var(--font-body);
  background:var(--primary);
  color:var(--text);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  transition: background .25s ease, color .25s ease;
}

/* Light-mode overrides for hard-coded greys (so existing inline styles don't break) */
/* Popover-panel: shared style for floating menus, dropdowns, banners, command palette.
   Use this class instead of hardcoded rgba(10,10,26,.97) — auto switches in light mode. */
.popover-panel{
    background:rgba(10,10,26,.97);
    backdrop-filter:blur(20px);
    border:1px solid var(--glassBorder);
    color:var(--text);
}
:root[data-theme="light"] .popover-panel{
    background:rgba(255,255,255,.97);
    border-color:rgba(0,0,0,.08);
    box-shadow:0 16px 40px rgba(0,0,0,.08);
    color:var(--text);
}
:root[data-theme="light"] .popover-panel a{color:var(--text)}
:root[data-theme="light"] .popover-panel input,
:root[data-theme="light"] .popover-panel textarea{color:var(--text)}

/* Other dark-tinted floating panels — fix in light mode */
:root[data-theme="light"] #bellDropdown,
:root[data-theme="light"] .dropdown-menu{
    background:rgba(255,255,255,.97);
    border-color:rgba(0,0,0,.08);
    box-shadow:0 14px 40px rgba(0,0,0,.08);
}
:root[data-theme="light"] .dropdown-menu .dd-item{color:var(--text)}
:root[data-theme="light"] .dropdown-menu .dd-item:hover{background:rgba(20,20,40,.04)}
:root[data-theme="light"] .dropdown-menu .dd-divider{background:rgba(0,0,0,.06)}
:root[data-theme="light"] #bellList a:hover{background:rgba(20,20,40,.04) !important}

:root[data-theme="light"] .topbar{background:rgba(247,247,251,.85)}
:root[data-theme="light"] .nav-controls{background:rgba(247,247,251,.95)}
:root[data-theme="light"] .sidebar{background:rgba(247,247,251,.97)}
:root[data-theme="light"] .form-card{background:#fff}
:root[data-theme="light"] .data-table{background:#fff}
:root[data-theme="light"] .data-table th{background:rgba(20,20,40,.03);color:var(--text-faint)}
:root[data-theme="light"] .data-table td{color:var(--text-muted)}
:root[data-theme="light"] .empty-state{background:#fff;border-color:var(--glassBorder)}
:root[data-theme="light"] .card{background:#fff;border-color:var(--glassBorder);box-shadow:0 2px 12px rgba(0,0,0,.04)}
:root[data-theme="light"] .course-card{background:#fff;border-color:var(--glassBorder);box-shadow:0 2px 12px rgba(0,0,0,.04)}
:root[data-theme="light"] .course-card .meta,:root[data-theme="light"] .course-card p{color:var(--text-muted)}
:root[data-theme="light"] .course-card h3{color:var(--text)}
:root[data-theme="light"] .topbar nav a{color:var(--text-muted)}
:root[data-theme="light"] .topbar nav a:hover{color:var(--text)}
:root[data-theme="light"] .form-row input,
:root[data-theme="light"] .form-row textarea,
:root[data-theme="light"] .form-row select{background:#fff;border-color:var(--glassBorder);color:var(--text)}
:root[data-theme="light"] .form-row label{color:var(--text-faint)}
:root[data-theme="light"] .page-title{background:linear-gradient(135deg,#1a1a2e,#444);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
:root[data-theme="light"] .page-sub{color:var(--text-muted)}
:root[data-theme="light"] .hero h1{background:linear-gradient(135deg,#1a1a2e,#444);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
:root[data-theme="light"] .hero p{color:var(--text-muted)}
:root[data-theme="light"] .bg-mesh{
  background:radial-gradient(ellipse at 20% 50%,rgba(233,69,96,.04) 0%,transparent 50%),
             radial-gradient(ellipse at 80% 20%,rgba(15,52,96,.04) 0%,transparent 50%);
}
:root[data-theme="light"] .bg-animation{display:none}
:root[data-theme="light"] .site-footer{color:var(--text-muted)}
:root[data-theme="light"] .btn-outline{color:var(--text);border-color:var(--glassBorder)}
:root[data-theme="light"] .topbar .user-chip{background:#fff}
:root[data-theme="light"] .account-dropdown-menu{background:rgba(255,255,255,.98);border-color:rgba(0,0,0,.08)}
:root[data-theme="light"] .dropdown-header{border-color:rgba(0,0,0,.06);color:var(--text)}
:root[data-theme="light"] .dropdown-section a{color:var(--text-muted)}
:root[data-theme="light"] .dropdown-section a:hover{background:rgba(20,20,40,.04);color:var(--text)}
:root[data-theme="light"] .dropdown-divider{background:rgba(0,0,0,.06)}
:root[data-theme="light"] .kpi{background:#fff}
:root[data-theme="light"] .admin-side{background:#fff}
:root[data-theme="light"] .admin-side a.nav-link{color:var(--text-muted)}
:root[data-theme="light"] .admin-side a.nav-link:hover{color:var(--text)}
:root[data-theme="light"] .admin-side .brand{color:var(--text)}

/* Theme toggle button */
.theme-toggle{
  width:36px;height:36px;border-radius:10px;
  background:var(--glass);border:1px solid var(--glassBorder);color:var(--text);
  cursor:pointer;display:grid;place-items:center;font-size:16px;
  transition:all .2s;flex-shrink:0;
}
.theme-toggle:hover{border-color:var(--accent);transform:translateY(-1px)}
.theme-toggle .sun{display:none}
:root[data-theme="light"] .theme-toggle .sun{display:inline}
:root[data-theme="light"] .theme-toggle .moon{display:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* Animated background ----------------------------------------- */
.bg-animation{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.bg-animation span{
  position:absolute;display:block;background:rgba(233,69,96,.06);
  animation:floatUp 25s linear infinite;bottom:-150px;border-radius:50%;
}
.bg-animation span:nth-child(1){left:8%;width:45px;height:45px;animation-duration:20s}
.bg-animation span:nth-child(2){left:18%;width:20px;height:20px;animation-delay:2s;animation-duration:26s}
.bg-animation span:nth-child(3){left:30%;width:12px;height:12px;animation-delay:4s}
.bg-animation span:nth-child(4){left:48%;width:55px;height:55px;animation-duration:18s}
.bg-animation span:nth-child(5){left:62%;width:28px;height:28px;animation-delay:3s}
.bg-animation span:nth-child(6){left:72%;width:50px;height:50px;animation-delay:7s;animation-duration:30s}
.bg-animation span:nth-child(7){left:83%;width:35px;height:35px;animation-delay:5s;animation-duration:22s}
.bg-animation span:nth-child(8){left:42%;width:18px;height:18px;animation-delay:8s;animation-duration:28s}
.bg-animation span:nth-child(9){left:3%;width:40px;height:40px;animation-delay:1s;animation-duration:16s}
.bg-animation span:nth-child(10){left:92%;width:30px;height:30px;animation-delay:6s;animation-duration:23s}
@keyframes floatUp{0%{transform:translateY(0) rotate(0deg);opacity:.5}100%{transform:translateY(-120vh) rotate(720deg);opacity:0}}
.bg-mesh{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(ellipse at 20% 50%,rgba(233,69,96,.08) 0%,transparent 50%),
             radial-gradient(ellipse at 80% 20%,rgba(15,52,96,.12) 0%,transparent 50%),
             radial-gradient(ellipse at 50% 80%,rgba(245,197,24,.05) 0%,transparent 50%);
}

/* Topbar ----------------------------------------------------- */
.topbar{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;gap:14px;
  padding:14px clamp(16px, 3vw, 32px);
  background:rgba(10,10,26,.7);backdrop-filter:blur(20px);
  border-bottom:1px solid var(--glassBorder);
  min-height:64px;
}
.topbar .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;text-decoration:none;color:var(--text);flex-shrink:0}
.topbar .brand .logo{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--accent),var(--gold));
  display:grid;place-items:center;font-size:18px;
}
.topbar .brand-name{font-family:var(--font-display)}

/* Hamburger (visible on mobile only) */
.hamburger{display:none;background:transparent;border:none;cursor:pointer;flex-direction:column;gap:4px;padding:8px;border-radius:8px}
.hamburger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:all .25s}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* Topbar search with inline autocomplete dropdown */
.topbar-search-wrapper{
  flex:1;max-width:320px;position:relative;
}
.topbar-search-input{
  display:flex;align-items:center;gap:10px;
  padding:8px 14px;border-radius:10px;
  background:var(--glass);border:1px solid var(--glassBorder);
  color:var(--text-muted);font-size:13px;font-family:inherit;
  transition:all .2s;cursor:text;
}
.topbar-search-input:focus-within{border-color:var(--accent);color:var(--text)}
.topbar-search-field{
  flex:1;background:transparent;border:none;color:var(--text);font-family:inherit;
  font-size:13px;outline:none;min-width:0;
}
.topbar-search-field::placeholder{color:var(--text-muted)}
.topbar-search-kbd{
  font-size:9px;color:var(--text-faint);background:transparent;border:none;
  padding:0;font-family:monospace;flex-shrink:0;
}
.topbar-search-dropdown{
  position:absolute;top:calc(100% + 6px);left:0;right:0;
  background:var(--glass);border:1px solid var(--glassBorder);
  border-radius:10px;max-height:360px;overflow:hidden;
  box-shadow:var(--shadow-2);z-index:150;
  display:flex;flex-direction:column;
}
.topbar-search-results{
  flex:1;overflow-y:auto;padding:4px;
}
.topbar-search-item{
  display:flex;align-items:center;gap:10px;padding:8px 10px;
  border-radius:6px;cursor:pointer;color:var(--text);
  transition:background var(--dur-fast);text-decoration:none;
}
.topbar-search-item:hover,
.topbar-search-item.active{background:rgba(233,69,96,.15)}
.topbar-search-item .icon{font-size:16px;flex-shrink:0}
.topbar-search-item .info{flex:1;min-width:0;font-size:13px}
.topbar-search-item .title{font-weight:500;color:var(--text)}
.topbar-search-item .subtitle{font-size:11px;color:var(--text-muted);margin-top:2px}
.topbar-search-empty{
  padding:16px 12px;text-align:center;color:var(--text-muted);font-size:13px;
}

/* Result group headers */
.topbar-search-header{
  padding:6px 10px;font-size:10px;font-weight:700;
  color:var(--text-faint);text-transform:uppercase;
  letter-spacing:0.5px;background:rgba(255,255,255,.02);
}

/* Recent search chips */
.topbar-search-recent-chip{
  display:flex;align-items:center;justify-content:space-between;
  padding:6px 10px;border-radius:6px;background:rgba(233,69,96,.08);
  color:var(--text);font-size:12px;margin:2px 4px;cursor:pointer;
  transition:background var(--dur-fast);white-space:nowrap;
}
.topbar-search-recent-chip:hover{background:rgba(233,69,96,.16)}
.topbar-search-recent-chip span{flex:1}
.chip-close{
  background:none;border:none;color:var(--text-muted);cursor:pointer;
  padding:0;width:16px;height:16px;display:grid;place-items:center;
  margin-left:6px;font-size:14px;transition:color var(--dur-fast);
}
.chip-close:hover{color:var(--text)}

/* Marked snippet highlights */
.topbar-search-item mark{
  background:rgba(233,69,96,.3);color:inherit;font-weight:600;
  padding:1px 3px;border-radius:2px;
}

.topbar-nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:flex-end}
.topbar-nav a{
  padding:8px 14px;border-radius:8px;font-size:14px;
  color:var(--text-muted);transition:all .2s;font-weight:500;text-decoration:none;
}
.topbar-nav a:hover{color:var(--text);background:var(--glass)}
.topbar-nav a.active{color:var(--text);background:rgba(233,69,96,.12)}
.topbar-spacer{flex:1}

.topbar .icon-link{
  position:relative;width:36px;height:36px;display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--glassBorder);color:var(--text);
  border-radius:10px;font-size:16px;cursor:pointer;text-decoration:none;
}
.topbar .icon-link:hover{border-color:var(--accent)}

/* Wishlist heart — outlined by default, fills with brand accent on hover and
   when the wishlist page is active. Replaces the bare 💛 emoji which read as
   out-of-palette yellow next to the rest of the topbar's pink/glass icons. */
.topbar .icon-link-heart{
  color: var(--text-muted, rgba(255,255,255,0.65));
  transition: color .18s ease, border-color .18s ease, background .18s ease, transform .18s ease;
}
.topbar .icon-link-heart svg path{ transition: fill .18s ease, stroke .18s ease; }
.topbar .icon-link-heart:hover{
  color: var(--accent, #e94560);
  border-color: var(--accent, #e94560);
  transform: translateY(-1px);
}
.topbar .icon-link-heart:hover svg path{ fill: var(--accent, #e94560); }
.topbar .icon-link-heart.active{
  color: var(--accent, #e94560);
  border-color: rgba(233, 69, 96, 0.45);
  background: rgba(233, 69, 96, 0.10);
}
.topbar .icon-link-heart.active svg path{ fill: var(--accent, #e94560); }

/* Wishlist empty state — outlined brand-accent heart with a soft pulse,
   in place of the old yellow 💛 emoji. */
.wishlist-empty-heart{
  width: 88px; height: 88px;
  margin: 0 auto 14px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(233,69,96,0.16), rgba(233,69,96,0.04) 60%, transparent 80%);
  color: var(--accent, #e94560);
  animation: wishlistHeartPulse 3.4s ease-in-out infinite;
}
@keyframes wishlistHeartPulse{
  0%,100%{ transform: scale(1); }
  50%    { transform: scale(1.08); }
}
@media (prefers-reduced-motion: reduce){
  .wishlist-empty-heart{ animation: none; }
}

#bellBadge,#bellBadgeMobile{
  display:none;position:absolute;top:-5px;right:-5px;
  background:var(--accent);color:#fff;font-size:10px;font-weight:700;
  min-width:18px;height:18px;padding:0 5px;border-radius:9px;
  align-items:center;justify-content:center;
}

/* Bell dropdown */
.bell-wrap{position:relative}
#bellDropdown{
  display:none;position:absolute;top:46px;right:0;
  width:340px;max-height:480px;overflow:hidden;
  background:rgba(15,15,28,.97);backdrop-filter:blur(30px);
  border:1px solid var(--glassBorder);border-radius:14px;
  box-shadow:0 20px 50px rgba(0,0,0,.5);z-index:200;flex-direction:column;
}
.bell-head{padding:12px 16px;border-bottom:1px solid var(--glassBorder);display:flex;justify-content:space-between;align-items:center}
.bell-head strong{font-size:13px;color:var(--text);font-family:var(--font-display)}
.bell-head button{background:transparent;border:none;color:var(--accent);font-size:11px;cursor:pointer}
#bellList{flex:1;overflow-y:auto;padding:6px;max-height:400px}

/* Dropdown menus (Browse, etc.) — keyboard + hover accessible */
.dropdown{position:relative}
.dropdown-trigger{display:inline-flex;align-items:center;gap:4px}
.dropdown-caret{
  display:inline-block;font-size:11px;opacity:.7;
  transition:transform var(--dur-fast,160ms) var(--ease-out, ease);
}
.dropdown-menu{
  display:none;position:absolute;top:100%;left:0;margin-top:6px;
  min-width:240px;background:rgba(15,15,28,.97);backdrop-filter:blur(30px);
  border:1px solid var(--glassBorder);border-radius:12px;padding:6px;
  box-shadow:var(--shadow-3, 0 14px 40px rgba(0,0,0,.4));z-index:60;
  opacity:0;transform:translateY(-4px);
  transition:opacity var(--dur-fast,160ms), transform var(--dur-fast,160ms);
  pointer-events:none;
}
/* Hover (desktop affordance) — only on devices that actually have hover */
@media (hover:hover){
  .dropdown:hover > .dropdown-menu{display:block;opacity:1;transform:translateY(0);pointer-events:auto}
  .dropdown:hover > .dropdown-trigger .dropdown-caret{transform:rotate(180deg)}
}
/* Click / keyboard — works on touch and via JS toggle */
.dropdown[data-dd-open="true"] > .dropdown-menu{display:block;opacity:1;transform:translateY(0);pointer-events:auto}
.dropdown[data-dd-open="true"] > .dropdown-trigger .dropdown-caret{transform:rotate(180deg)}
.dropdown-trigger:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

.dd-item{
  display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:7px;
  color:var(--text-muted);font-size:13px;text-decoration:none;
  transition:background var(--dur-fast,160ms), color var(--dur-fast,160ms);
}
.dd-item:hover, .dd-item:focus-visible{background:var(--glass);color:var(--text);outline:none}
.dd-item.dd-all{color:var(--text);font-weight:600}
.dd-meta, .dd-count{margin-left:auto;font-size:11px;color:var(--text-faint)}
.dd-divider{height:1px;background:var(--glassBorder);margin:6px 8px}

/* Language picker — replaces the old inline-styled <details> popup */
.lang-pick{position:relative}
.lang-pick > summary{
  list-style:none;cursor:pointer;font-size:13px;font-weight:600;
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 11px;border-radius:8px;
  background:var(--glass);border:1px solid var(--glassBorder);color:var(--text);
  transition:all .2s;text-decoration:none;
}
.lang-pick > summary::-webkit-details-marker{display:none}
.lang-pick > summary::marker{content:''}
.lang-pick > summary:hover{border-color:var(--accent);background:var(--glass)}
.lang-pick__caret{
  font-size:11px;opacity:.6;display:inline-block;
  transition:transform var(--dur-fast,160ms) var(--ease-out, ease);
}
.lang-pick[open] > summary .lang-pick__caret{transform:rotate(180deg)}
.lang-pick[open] > summary{border-color:var(--accent)}
.lang-pick > summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}

.lang-menu{
  position:absolute;top:calc(100% + 6px);right:0;
  border-radius:12px;padding:6px;min-width:220px;z-index:60;
  animation:lang-menu-in var(--dur-base,240ms) var(--ease-out, ease) both;
}
@keyframes lang-menu-in{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}
.lang-menu__label{
  font-size:10px;letter-spacing:1.5px;text-transform:uppercase;
  color:var(--text-faint);padding:8px 10px 4px;font-weight:600;
}
.lang-menu__item{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:8px 10px;border-radius:8px;
  font-size:13px;color:var(--text);text-decoration:none;font-weight:500;
  transition:background var(--dur-fast,160ms);
}
.lang-menu__item:hover, .lang-menu__item:focus-visible{background:var(--glass);outline:none}
.lang-menu__item.is-current{font-weight:600;background:rgba(233,69,96,.12)}
.lang-menu__item.is-current:hover{background:rgba(233,69,96,.18)}
.lang-menu__check{color:var(--accent);font-size:14px;line-height:1}
.lang-menu__divider{height:1px;background:var(--glassBorder);margin:6px 4px}

/* User chip (topbar avatar button) */
.topbar .user-chip{
  display:flex;align-items:center;gap:8px;padding:5px 8px 5px 5px;
  background:var(--glass);border:1px solid var(--glassBorder);
  border-radius:30px;font-size:13px;cursor:pointer;color:var(--text);
  transition:all .2s;flex-shrink:0;position:relative;
}
.topbar .user-chip:hover{border-color:var(--accent)}
.topbar .user-chip .avatar{
  width:28px;height:28px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--gold));
  display:grid;place-items:center;font-weight:700;color:#fff;font-size:13px;
}
.topbar .user-chip .role-badge{
  font-size:10px;font-weight:700;letter-spacing:0.5px;
  color:var(--accent);text-transform:uppercase;
  margin-left:4px;padding:2px 0;
}

/* Account dropdown menu */
.account-dropdown{position:relative}
.account-dropdown-menu{
  display:none;position:absolute;top:calc(100% + 8px);right:0;
  width:340px;background:rgba(15,15,28,.98);backdrop-filter:blur(30px);
  border:1px solid var(--glassBorder);border-radius:14px;
  box-shadow:0 20px 60px rgba(0,0,0,.5);z-index:200;flex-direction:column;
  opacity:0;transform:translateY(-8px);
  transition:opacity var(--dur-fast), transform var(--dur-fast);
  pointer-events:none;
}
.account-dropdown-menu.open{
  display:flex;opacity:1;transform:translateY(0);pointer-events:auto;
}

.dropdown-header{
  padding:16px 18px;border-bottom:1px solid var(--glassBorder);
}
.dropdown-header strong{
  display:block;font-size:14px;color:var(--text);font-weight:700;margin-bottom:3px;
}
.dropdown-email{
  display:block;font-size:12px;color:var(--text-muted);font-weight:400;
}

.dropdown-section{
  padding:8px 6px;
}
.dropdown-section:first-of-type{padding-top:12px}
.dropdown-section-title{
  font-size:10px;letter-spacing:1px;text-transform:uppercase;
  color:var(--text-faint);font-weight:700;
  padding:8px 12px 6px;margin-bottom:2px;
}
.dropdown-section a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:8px;
  color:var(--text-muted);font-size:13px;text-decoration:none;
  transition:background var(--dur-fast), color var(--dur-fast);
}
.dropdown-section a:hover{
  background:var(--glass);color:var(--text);
}

.dropdown-divider{
  height:1px;background:var(--glassBorder);margin:6px 0;
}

.dropdown-signout{
  display:block;padding:12px 18px;text-align:center;
  color:var(--text-muted);font-size:13px;text-decoration:none;
  border-top:1px solid var(--glassBorder);
  transition:all var(--dur-fast);border-radius:0 0 13px 13px;
}
.dropdown-signout:hover{background:rgba(233,69,96,.12);color:var(--text)}

.topbar-mobile-actions{display:none;align-items:center;gap:8px}

/* Drawer */
.nav-drawer{
  position:fixed;top:0;left:0;width:300px;height:100vh;z-index:200;
  background:rgba(10,10,26,.97);backdrop-filter:blur(30px);
  border-right:1px solid var(--glassBorder);
  display:flex;flex-direction:column;
  /* Compositor-only animation — `left` was triggering layout on every frame. */
  transform:translateX(-320px);will-change:transform;
  transition:transform .3s cubic-bezier(.77,0,.175,1);
}
.nav-drawer.open{transform:translateX(0)}
.nav-drawer-backdrop{
  position:fixed;inset:0;background:rgba(0,0,0,.5);
  opacity:0;visibility:hidden;transition:all .25s;z-index:199;
}
.nav-drawer-backdrop.open{opacity:1;visibility:visible}
.drawer-item{
  display:flex;align-items:center;gap:10px;padding:12px 16px;
  border-radius:8px;color:var(--text-muted);font-size:14px;text-decoration:none;
  transition:background var(--dur-fast,160ms), color var(--dur-fast,160ms);
}
.drawer-item:hover, .drawer-item:focus-visible{background:var(--glass);color:var(--text);outline:none}
.drawer-item.drawer-sub{padding-left:30px;font-size:13px}
.drawer-sub-count{margin-left:auto;font-size:11px;color:var(--text-faint)}
.drawer-divider{height:1px;background:var(--glassBorder);margin:14px 8px}
.drawer-section-label{
  padding:14px 16px 6px;font-size:10px;letter-spacing:2px;
  color:var(--text-faint);text-transform:uppercase;font-weight:600;
}

/* Email-verification banner */
.verify-banner{
  background:rgba(245,197,24,.08);border-bottom:1px solid rgba(245,197,24,.2);
  padding:10px 20px;font-size:13px;text-align:center;color:var(--text);
}
.verify-banner a{color:var(--gold);font-weight:600;text-decoration:none}
.verify-banner a:hover{text-decoration:underline}

/* Bottom nav (mobile only) */
.bottom-nav{
  display:none;position:fixed;bottom:0;left:0;right:0;z-index:50;
  background:rgba(10,10,26,.95);backdrop-filter:blur(20px);
  border-top:1px solid var(--glassBorder);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom));
  justify-content:space-around;align-items:stretch;
}
.bottom-nav a{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:6px 4px;text-decoration:none;color:var(--text-muted);
  font-size:10px;font-weight:600;letter-spacing:.5px;
  border-radius:10px;transition:all .2s;
}
.bottom-nav a span{font-size:22px;line-height:1}
.bottom-nav a small{font-size:10px;font-weight:600}
.bottom-nav a.active{color:var(--accent)}
.bottom-nav a.active span{transform:scale(1.1)}

/* Light mode bottom nav */
:root[data-theme="light"] .bottom-nav{background:rgba(247,247,251,.95)}
:root[data-theme="light"] .nav-drawer{background:rgba(247,247,251,.97)}

/* Mobile breakpoints --------------------------------------- */
@media (max-width: 1000px) {
  /* Hide the inline search at tablet and below — Cmd+K still works */
  .topbar-search{display:none}
}
@media (max-width: 900px) {
  .hide-md{display:none}
}
@media (max-width: 700px) {
  .hamburger{display:flex}
  .topbar{gap:10px;padding:12px 16px}
  .topbar-nav{display:none}
  .topbar-mobile-actions{display:flex}
  .topbar .brand-name{font-size:15px}
  /* Show the bottom nav on mobile when it's actually rendered (logged-in only) */
  body:has(.bottom-nav) .bottom-nav{display:flex}
  body:has(.bottom-nav){padding-bottom:72px}
  body:has(.bottom-nav) .site-footer{margin-bottom:60px}
  /* Touch-friendly minimum tap target */
  .topbar .icon-link, .theme-toggle, .hamburger{min-width:44px;min-height:44px}
}
@media (min-width: 701px) {
  .topbar-mobile-actions{display:none !important}
  .nav-drawer{display:none}
  .nav-drawer-backdrop{display:none}
}

/* Drop the old redundant rule that fights the new topbar layout */
@media (max-width: 700px) { .topbar > nav.topbar-nav a{display:none} }

/* Buttons --------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:12px;border:none;cursor:pointer;
  font-size:14px;font-weight:600;font-family:inherit;
  transition:all .25s;text-align:center;line-height:1;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#ff3355;transform:translateY(-2px);box-shadow:0 10px 30px rgba(233,69,96,.45)}
.btn-outline{background:transparent;color:#fff;border:1.5px solid var(--glassBorder)}
.btn-outline:hover{border-color:var(--accent);background:rgba(233,69,96,.06)}
.btn-gold{background:linear-gradient(135deg,var(--gold),#f39c12);color:#1a1a2e}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(245,197,24,.4)}
.btn-ghost{background:var(--glass);color:#fff;border:1px solid var(--glassBorder)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-block{width:100%}
/* Size modifiers — for chips, topbar buttons, inline actions */
.btn-sm{padding:8px 16px;font-size:13px;border-radius:10px}
.btn-xs{padding:5px 12px;font-size:12px;border-radius:8px}
/* PWA install button — JS un-hides it when the install prompt is available */
.install-btn{display:none;align-items:center;gap:4px}
.install-btn.is-available{display:inline-flex}

/* Page shell ------------------------------------------------ */
.page{position:relative;z-index:1;max-width:1280px;margin:0 auto;padding:50px clamp(20px, 4vw, 40px)}
.page-narrow{max-width:780px;margin:0 auto;padding:50px clamp(20px, 4vw, 40px)}
.page-tag{
  display:inline-block;font-size:11px;text-transform:uppercase;letter-spacing:4px;
  color:var(--accent);margin-bottom:14px;font-weight:600;
  border:1px solid rgba(233,69,96,.25);padding:5px 16px;border-radius:20px;
  background:rgba(233,69,96,.06);
}
.page-title{
  font-family:var(--font-display);font-size:clamp(2.2rem,5vw,3.6rem);
  font-weight:900;line-height:1.1;margin-bottom:18px;
  background:linear-gradient(135deg,#fff 0%,rgba(255,255,255,.75) 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.page-title .highlight{
  background:linear-gradient(135deg,var(--accent),var(--gold));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.page-sub{font-size:clamp(1rem,1.7vw,1.2rem);color:rgba(255,255,255,.6);line-height:1.7;max-width:720px;margin-bottom:30px;font-weight:300}

/* Hero ------------------------------------------------------ */
.hero{
  position:relative;z-index:1;padding:80px clamp(20px,4vw,40px) 60px;
  max-width:1280px;margin:0 auto;text-align:center;
}
.hero-emoji{font-size:80px;animation:float 3s ease-in-out infinite;margin-bottom:18px;display:inline-block}
.hero h1{
  font-family:var(--font-display);font-size:clamp(2.5rem,6vw,4.6rem);
  font-weight:900;line-height:1.05;margin-bottom:18px;
  background:linear-gradient(135deg,#fff 0%,rgba(255,255,255,.75) 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero h1 .highlight{
  background:linear-gradient(135deg,var(--accent),var(--gold));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero p{font-size:clamp(1rem,1.8vw,1.25rem);color:rgba(255,255,255,.6);max-width:680px;margin:0 auto 30px;line-height:1.7}
.hero .cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Course catalog grid -------------------------------------- */
.course-grid{
  display:grid;gap:24px;margin-top:30px;
  grid-template-columns:repeat(auto-fill,minmax(290px,1fr));
}
.course-card{
  position:relative;border-radius:18px;overflow:hidden;
  background:var(--glass);border:1px solid var(--glassBorder);
  transition:all .35s;display:flex;flex-direction:column;
}
.course-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--gradient1);transform:scaleX(0);transform-origin:left;
  transition:transform .4s;z-index:2;
}
.course-card:hover{transform:translateY(-6px);border-color:rgba(233,69,96,.3);box-shadow:0 25px 60px rgba(0,0,0,.4)}
.course-card:hover::before{transform:scaleX(1)}
.course-card .cover{
  position:relative;aspect-ratio:16/10;overflow:hidden;
  background:linear-gradient(135deg,var(--accent2),var(--accent));
}
.course-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.course-card:hover .cover img{transform:scale(1.06)}
.course-card .cover .emoji{
  position:absolute;top:14px;left:14px;font-size:36px;z-index:2;
  filter:drop-shadow(0 4px 10px rgba(0,0,0,.4));
}
.course-card .cover .badge{
  position:absolute;top:14px;right:14px;z-index:2;
  padding:5px 12px;border-radius:30px;font-size:11px;font-weight:700;
  letter-spacing:1.5px;text-transform:uppercase;
  background:linear-gradient(135deg,var(--gold),#f39c12);color:#1a1a2e;
}
.course-card .cover .badge.free{background:#27ae60;color:#fff}
.course-card .heart-btn{
  position:absolute;top:14px;right:14px;z-index:3;
  width:34px;height:34px;border-radius:50%;border:none;cursor:pointer;
  background:rgba(0,0,0,.45);backdrop-filter:blur(8px);color:#fff;font-size:16px;
  display:grid;place-items:center;transition:all .2s;
}
.course-card .heart-btn:hover{transform:scale(1.12)}
.course-card .heart-btn.saved{background:rgba(233,69,96,.95);color:#fff}
.course-card .heart-btn.saved::after{content:'❤'}
.course-card .heart-btn:not(.saved)::after{content:'♡'}
.course-card .cover .badge{right:54px}  /* shift badge left when heart is present */
.course-card .cover::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to top,rgba(10,10,26,.85),transparent 60%);
}
.course-card .body{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column}
.course-card h3{
  font-family:var(--font-display);font-size:1.3rem;font-weight:700;
  color:#fff;margin-bottom:6px;line-height:1.25;
}
.course-card .meta{font-size:12px;color:rgba(255,255,255,.5);margin-bottom:10px;display:flex;gap:10px;flex-wrap:wrap}
.course-card .meta span{display:inline-flex;align-items:center;gap:4px}
.course-card p{font-size:13px;color:rgba(255,255,255,.55);line-height:1.6;margin-bottom:16px;flex:1}
.course-card .footer{
  display:flex;align-items:center;justify-content:space-between;
  padding-top:14px;border-top:1px solid var(--glassBorder);
}
.course-card .price{font-size:18px;font-weight:700;color:var(--gold);font-family:var(--font-display)}
.course-card .price.free{color:#27ae60}

/* Forms --------------------------------------------------- */
.form-card{
  max-width:440px;margin:0 auto;padding:36px 32px;
  background:var(--glass);border:1px solid var(--glassBorder);
  border-radius:20px;backdrop-filter:blur(20px);
}
.form-card h2{
  font-family:var(--font-display);font-size:1.8rem;font-weight:700;
  margin-bottom:6px;color:#fff;
}
.form-card .subtitle{font-size:14px;color:rgba(255,255,255,.55);margin-bottom:24px}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:12px;color:rgba(255,255,255,.6);margin-bottom:6px;letter-spacing:1px;text-transform:uppercase;font-weight:600}
.form-row input, .form-row textarea, .form-row select{
  width:100%;padding:13px 16px;
  background:rgba(255,255,255,.04);border:1px solid var(--glassBorder);
  color:#fff;font-size:14px;font-family:inherit;border-radius:10px;
  transition:all .2s;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus{
  outline:none;border-color:var(--accent);background:rgba(255,255,255,.06);
  box-shadow:0 0 0 3px rgba(233,69,96,.15);
}
.form-row textarea{min-height:120px;resize:vertical}
.form-foot{margin-top:16px;font-size:13px;color:rgba(255,255,255,.5);text-align:center}
.form-foot a{color:var(--accent);font-weight:600}
.form-foot a:hover{text-decoration:underline}

/* Flash messages ------------------------------------------ */
.flash-stack{position:fixed;top:80px;right:24px;z-index:300;display:flex;flex-direction:column;gap:8px;max-width:340px}
.flash{
  padding:14px 18px;border-radius:12px;font-size:13px;
  background:rgba(20,20,40,.95);border:1px solid var(--glassBorder);
  backdrop-filter:blur(12px);box-shadow:0 10px 30px rgba(0,0,0,.4);
  display:flex;align-items:center;gap:10px;
}
.flash.success{border-color:rgba(39,174,96,.4);color:#7be4a3}
.flash.error  {border-color:rgba(255,80,80,.4);color:#ff8a8a}
.flash.info   {border-color:rgba(100,180,255,.4);color:#a5d3ff}

/* Modern focus ring (accessibility + polish) */
:where(button, a, input, textarea, select, [tabindex]):focus-visible{
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* Cards / lists ------------------------------------------ */
.cards-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:18px}
.card{
  background:var(--card-bg);backdrop-filter:blur(15px);
  border:1px solid var(--glassBorder);border-radius:16px;
  padding:24px 20px;transition:transform .25s cubic-bezier(.2,.8,.4,1.2), border-color .25s, box-shadow .25s;position:relative;overflow:hidden;
}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient1);transform:scaleX(0);transform-origin:left;transition:transform .4s}
.card:hover{transform:translateY(-4px);border-color:rgba(233,69,96,.25);box-shadow:0 20px 50px rgba(0,0,0,.3)}
.card:hover::before{transform:scaleX(1)}
.card-icon{font-size:30px;margin-bottom:12px;display:block}
.card h3{font-size:16px;font-weight:700;margin-bottom:8px;color:#fff;font-family:var(--font-display)}
.card p{font-size:13px;color:rgba(255,255,255,.55);line-height:1.7}

.empty-state{
  padding:60px 30px;text-align:center;
  background:var(--glass);border:1px dashed var(--glassBorder);border-radius:18px;
}
.empty-state .icon{font-size:48px;margin-bottom:14px}
.empty-state p{color:rgba(255,255,255,.55);margin-bottom:18px}

/* Tables (admin) ---------------------------------------- */
.data-table{
  width:100%;border-collapse:separate;border-spacing:0;
  background:var(--glass);border:1px solid var(--glassBorder);
  border-radius:14px;overflow:hidden;font-size:13px;
}
.data-table th{
  padding:14px 18px;text-align:left;
  text-transform:uppercase;font-size:11px;letter-spacing:2px;
  color:rgba(255,255,255,.55);background:rgba(255,255,255,.02);
  border-bottom:1px solid var(--glassBorder);font-weight:700;
}
.data-table td{
  padding:14px 18px;border-bottom:1px solid var(--glassBorder);
  color:rgba(255,255,255,.75);
}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover td{background:rgba(255,255,255,.02)}
.data-table .pill{
  display:inline-block;padding:3px 10px;border-radius:30px;
  font-size:11px;font-weight:700;letter-spacing:1px;
}
.data-table .pill.paid{background:rgba(39,174,96,.15);color:#7be4a3}
.data-table .pill.pending{background:rgba(245,197,24,.15);color:#f5c518}
.data-table .pill.free{background:rgba(100,180,255,.15);color:#a5d3ff}

/* Course-list status tabs ─────────────────────── */
/* Used by admin/courses.php and teach/courses.php to filter by Draft /
   Published / In review etc. Underline-style tabs match the rest of the
   admin chrome. Each tab carries an inline count pill. */
.cl-tabs{
  display:flex;gap:4px;
  border-bottom:1px solid var(--glassBorder);
  margin:18px 0 22px;
  flex-wrap:wrap;
}
.cl-tab{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;
  color:rgba(255,255,255,.55);text-decoration:none;
  font-weight:600;font-size:13.5px;
  border-bottom:2px solid transparent;margin-bottom:-1px;
  transition:color .18s ease, border-color .18s ease;
  cursor:pointer;
}
.cl-tab:hover{color:rgba(255,255,255,.88)}
.cl-tab:focus-visible{
  outline:2px solid #5aa9ff;outline-offset:2px;border-radius:6px 6px 0 0;
}
.cl-tab.is-active{
  color:var(--text,#fff);
  border-color:var(--accent,#e94560);
}
.cl-tab-count{
  font-size:11px;font-weight:700;letter-spacing:.2px;
  padding:1px 8px;border-radius:99px;
  background:rgba(255,255,255,.06);color:rgba(255,255,255,.6);
  font-variant-numeric:tabular-nums;
}
.cl-tab.is-active .cl-tab-count{
  background:rgba(233,69,96,.18);color:#ffb1c0;
}

/* Toolbar that holds tabs on the left + search on the right. Wraps onto
   its own row on narrow viewports so neither side gets squeezed. */
.cl-toolbar{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  margin:18px 0 22px;
}
.cl-toolbar .cl-tabs{
  margin:0;flex:1 1 auto;min-width:0;
}
.cl-search{
  position:relative;display:inline-flex;align-items:center;
  flex:0 0 auto;
  background:rgba(255,255,255,.04);
  border:1px solid var(--glassBorder);
  border-radius:10px;
  padding:0 12px;
  transition:border-color .15s ease, background .15s ease;
}
.cl-search:focus-within{
  border-color:var(--accent,#e94560);
  background:rgba(255,255,255,.06);
}
.cl-search-icon{
  font-size:13px;opacity:.6;margin-right:8px;flex-shrink:0;
}
.cl-search input[type="search"]{
  border:none;background:transparent;outline:none;
  color:var(--text,#fff);font:inherit;font-size:13px;
  padding:9px 0;width:240px;min-width:160px;
}
.cl-search input[type="search"]::placeholder{ color:rgba(255,255,255,.4); }
.cl-search input[type="search"]::-webkit-search-cancel-button{
  -webkit-appearance:none;appearance:none;
  width:14px;height:14px;border-radius:50%;
  background:rgba(255,255,255,.18);
  cursor:pointer;
  position:relative;
}
.cl-search-empty{
  position:absolute;right:14px;top:50%;transform:translateY(-50%);
  font-size:11px;color:rgba(255,255,255,.45);
  pointer-events:none;
}
@media (max-width:760px){
  .cl-search input[type="search"]{ width:160px; }
}

/* Floating bulk-action bar for the admin courses table ──────────── */
.bulk-bar{
  position:fixed;left:50%;bottom:24px;transform:translateX(-50%);
  z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 14px;border-radius:14px;
  background:linear-gradient(180deg, rgba(28,18,40,.98), rgba(20,14,30,.96));
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 20px 50px rgba(0,0,0,.55);
  backdrop-filter:blur(20px);
  animation:bulkBarIn .18s ease-out;
}
@keyframes bulkBarIn{ from{ opacity:0;transform:translate(-50%,8px) } to{ opacity:1;transform:translate(-50%,0) } }
.bulk-bar .btn{padding:7px 13px;font-size:12.5px}
.bulk-count{font-size:12.5px;font-weight:700;color:rgba(255,255,255,.85);letter-spacing:.2px}
.bulk-sep{color:rgba(255,255,255,.25);font-size:12px}
.bulk-clear{padding:7px 10px !important;opacity:.7}
.bulk-clear:hover{opacity:1}

/* Row checkbox styling — slightly bigger hit target than the browser default. */
.data-table input[type="checkbox"]{
  width:16px;height:16px;cursor:pointer;
  accent-color:var(--accent,#e94560);
}

/* Landing page builder ─────────────────────── */
.lp-hero{
  position:relative;z-index:1;overflow:hidden;
  padding:110px clamp(20px,5vw,60px) 90px;
  text-align:center;border-bottom:1px solid var(--glassBorder);
  background:linear-gradient(135deg,rgba(233,69,96,.08),rgba(245,197,24,.04));
}
.lp-hero.has-image{padding:130px clamp(20px,5vw,60px) 110px;min-height:60vh;display:flex;align-items:center;justify-content:center}
.lp-hero.has-image.align-left{justify-content:flex-start;text-align:left}
.lp-hero.align-left .lp-hero-inner{margin-left:clamp(20px,8vw,80px);margin-right:auto}
.lp-hero.align-left .lp-hero-cta,
.lp-hero.align-left .lp-hero-meta{justify-content:flex-start}
.lp-hero-bg{
  position:absolute;inset:0;z-index:-2;
  background-size:cover;background-position:center;background-repeat:no-repeat;
}
.lp-hero-overlay{position:absolute;inset:0;z-index:-1;pointer-events:none}
@keyframes kenburns{
  0%   { transform: scale(1.0)   translate(0, 0); }
  50%  { transform: scale(1.08)  translate(-1.5%, -1.5%); }
  100% { transform: scale(1.0)   translate(0, 0); }
}
.lp-hero-kb .lp-hero-bg{animation: kenburns 28s ease-in-out infinite}
@media (prefers-reduced-motion: reduce) {.lp-hero-kb .lp-hero-bg{animation:none}}
/* On a light overlay, switch text to dark for legibility */
.lp-hero.has-image[style*="rgba(255,255,255"] .lp-headline,
.lp-hero.has-image[style*="rgba(255,255,255"] .lp-sub{color:#1a1a2e;background:none;-webkit-text-fill-color:#1a1a2e}
.lp-hero-inner{max-width:800px;margin:0 auto;position:relative;z-index:1}
.lp-eyebrow{
  display:inline-block;font-size:11px;letter-spacing:5px;color:var(--accent);
  text-transform:uppercase;font-weight:700;margin-bottom:18px;
  padding:6px 18px;border-radius:30px;border:1px solid rgba(233,69,96,.3);background:rgba(233,69,96,.05);
}
.lp-headline{
  font-family:var(--font-display);font-size:clamp(2.4rem,6vw,4.4rem);
  font-weight:900;line-height:1.05;margin-bottom:18px;
  background:linear-gradient(135deg,#fff,rgba(255,255,255,.7));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.lp-sub{font-size:clamp(1rem,1.8vw,1.25rem);color:rgba(255,255,255,.7);max-width:680px;margin:0 auto 28px;line-height:1.7}
.lp-hero-cta{margin-bottom:18px}
.lp-hero-meta{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5);margin-top:14px}

.lp-section{position:relative;z-index:1;max-width:1100px;margin:0 auto;padding:60px clamp(20px,4vw,40px)}
.lp-section-narrow{max-width:760px}
.lp-h2{
  font-family:var(--font-display);font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800;
  text-align:center;margin-bottom:30px;color:#fff;
}

.lp-features{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.lp-feature{
  padding:28px 24px;border-radius:18px;background:var(--glass);border:1px solid var(--glassBorder);
  transition:all .35s;
}
.lp-feature:hover{transform:translateY(-4px);border-color:rgba(233,69,96,.3)}
.lp-feature-icon{font-size:38px;margin-bottom:14px}
.lp-feature h3{font-family:var(--font-display);font-size:1.2rem;color:#fff;margin-bottom:8px}
.lp-feature p{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.7}

.lp-checklist{list-style:none;display:flex;flex-direction:column;gap:14px}
.lp-checklist li{
  display:flex;align-items:start;gap:14px;padding:16px 22px;border-radius:14px;
  background:var(--glass);border:1px solid var(--glassBorder);
  font-size:15px;color:rgba(255,255,255,.85);line-height:1.6;
}
.lp-checklist .check{
  width:24px;height:24px;border-radius:50%;
  background:linear-gradient(135deg,#27ae60,#2ecc71);color:#fff;
  display:grid;place-items:center;font-size:12px;font-weight:800;flex-shrink:0;
}

.lp-video{
  position:relative;width:100%;aspect-ratio:16/9;
  border-radius:18px;overflow:hidden;border:1px solid var(--glassBorder);
  background:#000;box-shadow:0 30px 80px rgba(0,0,0,.5);
}
.lp-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.lp-caption{text-align:center;font-size:13px;color:rgba(255,255,255,.5);margin-top:14px;font-style:italic}

.lp-testimonials{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.lp-testimonial{
  padding:26px 24px;border-radius:18px;background:var(--glass);border:1px solid var(--glassBorder);
  position:relative;
}
.lp-testimonial::before{content:'"';position:absolute;top:6px;left:14px;font-size:64px;color:rgba(233,69,96,.2);font-family:var(--font-display);line-height:1}
.lp-quote{font-size:15px;color:rgba(255,255,255,.85);line-height:1.7;margin-bottom:16px;position:relative;z-index:1}
.lp-attrib{font-size:13px;color:rgba(255,255,255,.55)}
.lp-attrib strong{color:#fff;font-family:var(--font-display)}

.lp-faq{display:flex;flex-direction:column;gap:10px}
.lp-faq-item{
  border:1px solid var(--glassBorder);border-radius:12px;
  background:var(--glass);overflow:hidden;
}
.lp-faq-item summary{
  padding:16px 22px;cursor:pointer;font-weight:600;color:#fff;font-size:14.5px;
  list-style:none;display:flex;justify-content:space-between;align-items:center;
}
.lp-faq-item summary::-webkit-details-marker{display:none}
.lp-faq-item summary::after{content:'+';font-size:22px;color:var(--accent);transition:transform .25s}
.lp-faq-item[open] summary::after{content:'−'}
.lp-faq-item[open] summary{border-bottom:1px solid var(--glassBorder)}
.lp-faq-item p{padding:14px 22px 18px;font-size:13.5px;color:rgba(255,255,255,.65);line-height:1.75}

.lp-bigcta{
  text-align:center;padding-top:60px;padding-bottom:80px;
  background:linear-gradient(135deg,rgba(233,69,96,.08),rgba(245,197,24,.04));
  border-radius:24px;margin:30px auto;max-width:1080px;
}
.lp-bigcta-sub{font-size:1.05rem;color:rgba(255,255,255,.65);margin:0 auto 28px;max-width:520px;line-height:1.7}

.lp-rich{font-size:15px;color:var(--text-muted);line-height:1.85}

/* Image + text split */
.lp-image-text{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.lp-image-text.reversed{direction:rtl}
.lp-image-text.reversed > *{direction:ltr}
.lp-it-img img{width:100%;border-radius:18px;border:1px solid var(--glassBorder);box-shadow:0 20px 60px rgba(0,0,0,.4)}
@media(max-width:760px){.lp-image-text{grid-template-columns:1fr}}

/* Two-column rich */
.lp-col{font-size:14.5px;color:var(--text-muted);line-height:1.85}
.lp-col h2,.lp-col h3{color:var(--text);font-family:var(--font-display);margin:8px 0 10px}

/* Gallery */
.lp-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.lp-gallery figure{margin:0;border-radius:14px;overflow:hidden;border:1px solid var(--glassBorder);position:relative}
.lp-gallery img{width:100%;height:200px;object-fit:cover;display:block}
.lp-gallery figcaption{padding:8px 12px;font-size:12px;color:var(--text-muted);background:var(--glass)}

/* Stats */
.lp-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:24px;text-align:center}
.lp-stat{padding:24px 14px;border-radius:14px;background:var(--glass);border:1px solid var(--glassBorder)}
.lp-stat-num{
  font-family:var(--font-display);font-size:clamp(2.2rem,4vw,3rem);font-weight:900;
  background:linear-gradient(135deg,var(--accent),var(--gold));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  margin-bottom:6px;line-height:1;
}
.lp-stat-lbl{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1.5px;font-weight:600}

/* Pricing */
.lp-pricing{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;align-items:stretch}
.lp-tier{padding:30px 26px;border-radius:18px;background:var(--glass);border:1px solid var(--glassBorder);position:relative;display:flex;flex-direction:column}
.lp-tier.highlight{border-color:var(--accent);background:rgba(233,69,96,.06);transform:scale(1.02)}
.lp-tier-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--accent),var(--gold));color:#1a1a2e;font-size:10px;font-weight:800;letter-spacing:2px;padding:4px 14px;border-radius:30px;text-transform:uppercase}
.lp-tier-name{font-size:13px;color:var(--text-muted);text-transform:uppercase;letter-spacing:2px;font-weight:700;margin-bottom:14px}
.lp-tier-price{font-family:var(--font-display);font-size:2.4rem;font-weight:900;color:var(--text);margin-bottom:18px;line-height:1}
.lp-tier-price span{font-size:.45em;color:var(--text-faint);font-weight:400;margin-left:4px}
.lp-tier-features{list-style:none;padding:0;margin:0 0 20px;font-size:14px;color:var(--text-muted);line-height:1.9;flex:1}
.lp-tier-features li{padding:2px 0}

/* Instructor spotlight */
.lp-instructor{display:grid;grid-template-columns:auto 1fr;gap:30px;align-items:center;padding:30px;border-radius:18px;background:var(--glass);border:1px solid var(--glassBorder)}
.lp-instructor-photo{width:140px;height:140px;border-radius:24px;overflow:hidden;background:linear-gradient(135deg,var(--accent),var(--gold));display:grid;place-items:center;color:#1a1a2e;font-family:var(--font-display);font-weight:900;font-size:42px;flex-shrink:0}
.lp-instructor-photo img{width:100%;height:100%;object-fit:cover}
.lp-instructor-name{font-family:var(--font-display);font-size:1.8rem;color:var(--text);margin:6px 0 4px}
.lp-instructor-title{font-size:13px;color:var(--text-muted);margin-bottom:12px}
.lp-instructor-bio{font-size:14.5px;color:var(--text-muted);line-height:1.75}
@media(max-width:600px){.lp-instructor{grid-template-columns:1fr;text-align:center}.lp-instructor-photo{margin:0 auto}}

/* ─────────────────────────────────────────────────────────────────────
   Narrow mobile (375px / iPhone width) — comprehensive mobile refinement
   ───────────────────────────────────────────────────────────────────── */
@media (max-width: 480px){
  /* Global: tighter spacing on narrow */
  .page, .page-narrow{
    padding: 32px 14px;
  }

  .page-title{
    font-size: clamp(1.6rem, 4.5vw, 2.4rem);
    margin-bottom: 14px;
  }

  .page-sub{
    font-size: clamp(0.9rem, 1.4vw, 1rem);
    margin-bottom: 20px;
  }

  .page-tag{
    font-size: 10px;
    padding: 4px 12px;
    margin-bottom: 10px;
  }

  /* Topbar: tighter on mobile */
  .topbar{
    gap: 8px;
    padding: 10px 12px;
  }

  .topbar .brand-name{
    font-size: 14px;
  }

  .topbar .user-chip{
    gap: 6px;
    padding: 6px 10px;
  }

  .topbar .user-chip .avatar{
    width: 24px;
    height: 24px;
    font-size: 11px;
  }

  /* Hero section */
  .hero{
    padding: 40px 14px 50px;
  }

  .hero h1{
    font-size: clamp(1.4rem, 4.5vw, 2.2rem);
    margin-bottom: 12px;
  }

  .hero p{
    font-size: clamp(0.95rem, 1.6vw, 1.1rem);
    max-width: 100%;
    margin-bottom: 20px;
  }

  .hero .cta-row{
    gap: 10px;
  }

  /* Course grid — single column on mobile */
  .course-grid{
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .course-card .body{
    padding: 16px 18px 18px;
  }

  .course-card h3{
    font-size: 1.1rem;
  }

  .course-card .meta{
    font-size: 11px;
    margin-bottom: 8px;
    gap: 8px;
  }

  .course-card p{
    font-size: 12px;
    margin-bottom: 12px;
  }

  .course-card .footer{
    padding-top: 10px;
  }

  .course-card .price{
    font-size: 16px;
  }

  /* Forms */
  .form-card{
    max-width: 100%;
    margin: 0 auto;
    padding: 24px 16px;
    border-radius: 16px;
  }

  .form-card h2{
    font-size: 1.5rem;
    margin-bottom: 4px;
  }

  .form-card .subtitle{
    font-size: 13px;
    margin-bottom: 18px;
  }

  .form-row{
    margin-bottom: 12px;
  }

  .form-row label{
    font-size: 11px;
    margin-bottom: 4px;
  }

  .form-row input, .form-row textarea, .form-row select{
    padding: 11px 12px;
    font-size: 13px;
  }

  /* Buttons: ensure 44px minimum tap target */
  .btn{
    padding: 11px 18px;
    font-size: 13px;
    min-height: 44px;
    min-width: 44px;
  }

  .btn-sm{
    padding: 8px 14px;
    font-size: 12px;
    min-height: 40px;
  }

  .btn-xs{
    padding: 4px 10px;
    font-size: 11px;
  }

  /* Cards grid */
  .cards-grid{
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 14px;
  }

  .card{
    padding: 18px 14px;
  }

  .card-icon{
    font-size: 24px;
    margin-bottom: 10px;
  }

  .card h3{
    font-size: 15px;
  }

  .card p{
    font-size: 12px;
  }

  /* Empty state */
  .empty-state, .dash-empty, .cat-empty{
    padding: 40px 16px;
  }

  .empty-state-icon, .dash-empty-icon, .cat-empty-icon{
    font-size: 48px;
    margin-bottom: 14px;
  }

  .empty-state h2, .empty-state h3, .dash-empty h3, .cat-empty h3{
    font-size: 1.2rem;
    margin-bottom: 10px;
  }

  .empty-state p, .dash-empty p, .cat-empty p{
    font-size: 13px;
    margin-bottom: 18px;
    max-width: 100%;
  }

  /* Tables: horizontal scroll on mobile */
  .data-table{
    font-size: 12px;
  }

  .data-table th, .data-table td{
    padding: 10px 12px;
  }

  /* Landing page sections */
  .lp-section{
    padding: 40px 14px;
  }

  .lp-h2{
    font-size: clamp(1.4rem, 4vw, 2rem);
    margin-bottom: 20px;
  }

  .lp-features{
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .lp-feature{
    padding: 20px 16px;
  }

  .lp-feature-icon{
    font-size: 30px;
    margin-bottom: 10px;
  }

  .lp-feature h3{
    font-size: 1.05rem;
  }

  .lp-testimonials{
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .lp-testimonial{
    padding: 18px 14px;
  }

  .lp-quote{
    font-size: 14px;
  }

  .lp-checklist li{
    padding: 12px 14px;
    gap: 10px;
    font-size: 14px;
  }

  .lp-checklist .check{
    width: 20px;
    height: 20px;
    font-size: 10px;
  }

  .lp-gallery{
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .lp-gallery img{
    height: 160px;
  }

  .lp-stats{
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .lp-stat{
    padding: 18px 12px;
  }

  .lp-stat-num{
    font-size: clamp(1.8rem, 3vw, 2.4rem);
  }

  .lp-pricing{
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .lp-tier{
    padding: 20px 16px;
  }

  .lp-tier-price{
    font-size: 1.8rem;
    margin-bottom: 12px;
  }

  .lp-tier-features{
    margin-bottom: 14px;
    font-size: 13px;
  }

  /* Flash messages: position safer on mobile */
  .flash-stack{
    top: auto;
    right: auto;
    bottom: 12px;
    left: 12px;
    right: 12px;
    max-width: none;
    width: calc(100% - 24px);
  }

  .flash{
    font-size: 12px;
    padding: 12px 14px;
  }

  /* Hidden nav drawer mobile adjustments */
  .nav-drawer{
    width: 280px;
    max-width: 85vw;
  }

  .drawer-item{
    padding: 10px 14px;
    font-size: 13px;
  }

  .drawer-item.drawer-sub{
    padding-left: 26px;
    font-size: 12px;
  }

  /* Bottom nav adjustments */
  .bottom-nav{
    padding: 4px 2px calc(4px + env(safe-area-inset-bottom));
  }

  .bottom-nav a{
    padding: 4px 2px;
    font-size: 9px;
    gap: 1px;
  }

  .bottom-nav a span{
    font-size: 20px;
  }

  /* Landing page hero refinements */
  .lp-hero{
    padding: 32px 14px 48px;
  }

  .lp-hero.has-image{
    padding: 40px 14px 50px;
  }

  .lp-headline{
    font-size: clamp(1.3rem, 4.5vw, 2.2rem);
  }

  .lp-sub{
    font-size: clamp(0.9rem, 1.4vw, 1rem);
    margin-bottom: 18px;
  }

  .lp-bigcta{
    margin: 20px auto;
    padding-top: 40px;
    padding-bottom: 50px;
  }

  .lp-bigcta-sub{
    font-size: 1rem;
    margin: 0 auto 18px;
  }

  /* Extra small phones (under 320px) */
  @media (max-width: 320px){
    .page, .page-narrow{
      padding: 24px 10px;
    }

    .page-title{
      font-size: clamp(1.3rem, 4vw, 1.8rem);
    }

    .topbar .brand-name{
      font-size: 13px;
    }

    .hero h1{
      font-size: clamp(1.1rem, 4vw, 1.8rem);
    }

    .lp-headline{
      font-size: clamp(1.1rem, 4vw, 1.8rem);
    }

    .form-card{
      padding: 18px 12px;
    }

    .form-card h2{
      font-size: 1.3rem;
    }
  }
}

/* Edit-mode wrapper around blocks */
.lp-editable-block{position:relative}
.lp-editable-block:hover{outline:2px dashed var(--accent);outline-offset:-2px}
.lp-block-toolbar{
  position:absolute;top:8px;right:8px;z-index:10;
  display:none;gap:4px;align-items:center;
  padding:6px 10px;border-radius:8px;
  background:rgba(0,0,0,.85);backdrop-filter:blur(10px);
  font-size:11px;color:#fff;box-shadow:0 6px 20px rgba(0,0,0,.5);
}
.lp-editable-block:hover .lp-block-toolbar{display:flex}
.lp-block-toolbar .lp-block-label{margin-right:6px;font-weight:600;letter-spacing:1px;text-transform:uppercase;font-size:10px;color:rgba(255,255,255,.7)}
.lp-block-toolbar button{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);
  color:#fff;width:24px;height:24px;border-radius:5px;cursor:pointer;
  font-size:12px;display:grid;place-items:center;
}
.lp-block-toolbar button:hover{background:var(--accent);border-color:var(--accent)}
.lp-block-toolbar button.danger:hover{background:#ff5555;border-color:#ff5555}
.lp-block-toolbar button[data-action="edit"]{width:auto;padding:0 10px}
.lp-block-insert{
  position:absolute;bottom:-14px;left:0;right:0;
  display:flex;justify-content:center;opacity:0;pointer-events:none;transition:opacity .2s;z-index:8;
}
.lp-editable-block:hover .lp-block-insert{opacity:1;pointer-events:auto}
.lp-block-insert button{
  background:var(--accent);color:#fff;border:none;
  padding:5px 14px;font-size:11px;font-weight:700;
  border-radius:30px;cursor:pointer;letter-spacing:1px;text-transform:uppercase;
  box-shadow:0 4px 14px rgba(233,69,96,.4);
}
.lp-block-insert button:hover{transform:scale(1.05)}

/* ─── Virtual ID card (used on profile + admin/student) ─── */
.id-card{
  position:relative;border-radius:18px;
  background:linear-gradient(135deg,#0a0a1a 0%,#1a1a2e 60%,#0f3460 100%);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 30px 70px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.04) inset;
  overflow:hidden;color:#fff;aspect-ratio:1.586/1;
}
.id-card-stripe{
  position:absolute;top:0;left:0;right:0;height:34px;
  background:linear-gradient(135deg,var(--accent),var(--gold));
}
.id-card-inner{
  position:relative;padding:48px 28px 24px;display:grid;
  grid-template-columns:auto 1fr auto;gap:22px;align-items:start;height:100%;
}
.id-card::before{
  content:'';position:absolute;inset:-30%;
  background:radial-gradient(ellipse at 80% 20%,rgba(245,197,24,.07),transparent 50%);
  pointer-events:none;
}
.id-photo{
  width:130px;height:130px;border-radius:14px;
  background:linear-gradient(135deg,var(--accent),var(--gold));
  display:grid;place-items:center;font-size:46px;font-weight:900;color:#1a1a2e;
  font-family:var(--font-display);
  border:3px solid rgba(255,255,255,.15);overflow:hidden;flex-shrink:0;
}
.id-photo img{width:100%;height:100%;object-fit:cover}
.id-eyebrow{font-size:9px;letter-spacing:4px;text-transform:uppercase;color:var(--accent);font-weight:700;margin:8px 0 4px}
.id-brand{font-family:var(--font-display);font-size:11px;letter-spacing:2px;color:rgba(255,255,255,.7);margin-bottom:8px}
.id-name{font-family:var(--font-display);font-size:22px;font-weight:900;line-height:1.1;color:#fff;margin-bottom:14px;letter-spacing:.5px}
.id-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;font-size:11px}
.id-grid label{display:block;color:rgba(255,255,255,.4);letter-spacing:1.5px;text-transform:uppercase;font-size:8px;margin-bottom:2px}
.id-grid span{color:rgba(255,255,255,.85);font-family:monospace;font-size:11px;font-weight:600;word-break:break-word}
.id-side{display:flex;flex-direction:column;align-items:flex-end;justify-content:space-between;height:100%}
.id-qr{display:flex;gap:1px;align-items:center;height:40px}
.id-qr span{display:inline-block;height:100%;background:#fff;opacity:.85}
.id-num{font-family:monospace;font-size:9px;color:rgba(255,255,255,.5);letter-spacing:1.5px;text-align:right;margin-top:4px}
@media (max-width:640px){
  .id-card-inner{grid-template-columns:auto 1fr;padding:42px 18px 20px}
  .id-side{grid-column:span 2;flex-direction:row;width:100%;height:auto;align-items:center;margin-top:8px}
  .id-photo{width:90px;height:90px;font-size:32px}
  .id-name{font-size:18px}
}

/* ────────────────────────────────────────────
   Member ID cards — three templates rendered by render_id_card()
   All sized to the CR80 spec (3.375 × 2.125 in → 1.586 aspect)
   ──────────────────────────────────────────── */
.idc{
  width:100%;max-width:420px;aspect-ratio:1.586;
  border-radius:18px;color:#fff;position:relative;overflow:hidden;
  font-family:var(--font-body);
  box-shadow:0 24px 60px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.06);
  margin:0 auto;
}

/* ─── Modern: dark gradient + holographic shimmer ─── */
.idc-modern{background:linear-gradient(135deg,#0a0a1a 0%,#1a0d2a 50%,#2a1428 100%)}
.idc-modern .idc-shimmer{
  position:absolute;inset:-50%;
  background:conic-gradient(from 180deg at 50% 50%, rgba(233,69,96,.18), rgba(245,197,24,.12), rgba(100,180,255,.16), rgba(167,139,250,.18), rgba(233,69,96,.18));
  filter:blur(40px);opacity:.45;pointer-events:none;animation:idcShim 18s linear infinite;
}
@keyframes idcShim{to{transform:rotate(360deg)}}
.idc-modern .idc-front{position:relative;z-index:1;height:100%;display:flex;flex-direction:column;padding:18px 22px}
.idc-modern .idc-head{display:flex;justify-content:space-between;align-items:center}
.idc-modern .idc-brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:13px;letter-spacing:.5px}
.idc-modern .idc-brand-mark{font-size:18px;line-height:1}
.idc-modern .idc-role{font-size:9.5px;letter-spacing:2px;text-transform:uppercase;font-weight:700;background:rgba(255,255,255,.12);padding:4px 10px;border-radius:99px;border:1px solid rgba(255,255,255,.18)}
.idc-modern .idc-body{display:grid;grid-template-columns:64px 1fr 64px;gap:14px;align-items:center;flex:1;margin-top:16px}
.idc-modern .idc-avatar{width:64px;height:64px;border-radius:14px;overflow:hidden;background:linear-gradient(135deg,var(--accent),var(--gold));display:grid;place-items:center;font-weight:800;font-size:24px;color:#1a1a2e;font-family:var(--font-display);border:2px solid rgba(255,255,255,.18)}
.idc-modern .idc-avatar img{width:100%;height:100%;object-fit:cover}
.idc-modern .idc-name{font-family:var(--font-display);font-size:1.1rem;font-weight:700;line-height:1.15;margin-bottom:2px}
.idc-modern .idc-num{font-family:'SF Mono',Menlo,Consolas,monospace;font-size:11.5px;color:rgba(255,255,255,.65);letter-spacing:1.5px;margin-bottom:8px}
.idc-modern .idc-meta{display:flex;gap:14px;font-size:10px;color:rgba(255,255,255,.6)}
.idc-modern .idc-meta .lbl{display:block;font-size:8.5px;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.4);font-weight:700;margin-bottom:1px}
.idc-modern .idc-qr{width:64px;height:64px;border-radius:8px;background:#fff;padding:3px}
.idc-modern .idc-foot{display:flex;justify-content:space-between;align-items:center;font-size:10.5px;color:rgba(255,255,255,.55);margin-top:auto;padding-top:10px;border-top:1px solid rgba(255,255,255,.08)}
.idc-modern .idc-chip{width:28px;height:20px;background:linear-gradient(135deg,#d4af37,#b8860b);border-radius:4px;position:relative}
.idc-modern .idc-chip::before{content:'';position:absolute;inset:3px;background:repeating-linear-gradient(90deg,#fff3 0 1px,transparent 1px 4px,#0008 4px 5px,transparent 5px 8px);border-radius:2px}

/* ─── Classic: white card + brand stripe ─── */
.idc-classic{background:#fff;color:#1a1a2e;box-shadow:0 16px 40px rgba(0,0,0,.18),0 0 0 1px rgba(0,0,0,.05)}
.idc-classic .idc-c-stripe{height:8px;background:linear-gradient(90deg,var(--accent),var(--gold))}
.idc-classic .idc-c-body{padding:16px 20px;display:grid;grid-template-columns:auto 1fr;gap:14px;height:calc(100% - 8px)}
.idc-classic .idc-c-left{display:flex;flex-direction:column;gap:8px;align-items:center}
.idc-classic .idc-c-avatar{width:74px;height:74px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,var(--accent),var(--gold));display:grid;place-items:center;color:#fff;font-weight:800;font-size:26px;font-family:var(--font-display)}
.idc-classic .idc-c-avatar img{width:100%;height:100%;object-fit:cover}
.idc-classic .idc-c-qr{width:74px;height:74px;border-radius:6px}
.idc-classic .idc-c-right{min-width:0}
.idc-classic .idc-c-brand{font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:#888;font-weight:700;margin-bottom:4px}
.idc-classic .idc-c-name{font-family:var(--font-display);font-size:1.4rem;font-weight:800;line-height:1.1;color:#111;margin-bottom:3px}
.idc-classic .idc-c-role{font-family:'SF Mono',Menlo,monospace;font-size:11px;color:#888;letter-spacing:1.5px;margin-bottom:10px}
.idc-classic .idc-c-list{display:grid;grid-template-columns:auto 1fr;gap:3px 12px;font-size:10.5px;margin:0}
.idc-classic .idc-c-list dt{color:#999;font-weight:600;text-transform:uppercase;letter-spacing:1px;font-size:9px}
.idc-classic .idc-c-list dd{color:#333;margin:0;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ─── Minimal: tiny accent, monospace, lots of whitespace ─── */
.idc-minimal{background:#0e0e1c;border:1px solid rgba(255,255,255,.1);box-shadow:0 16px 40px rgba(0,0,0,.4)}
.idc-minimal .idc-m-row{display:flex;justify-content:space-between;gap:14px;padding:22px 24px 14px}
.idc-minimal .idc-m-brand{font-size:10px;letter-spacing:3px;text-transform:uppercase;color:rgba(255,255,255,.45);font-weight:700;margin-bottom:14px}
.idc-minimal .idc-m-name{font-family:var(--font-display);font-size:1.4rem;font-weight:800;line-height:1.1;margin-bottom:6px}
.idc-minimal .idc-m-num{font-family:'SF Mono',Menlo,monospace;font-size:11.5px;color:var(--gold);letter-spacing:2.5px}
.idc-minimal .idc-m-qr{width:72px;height:72px;border-radius:6px;background:#fff;padding:3px;flex-shrink:0;align-self:flex-start}
.idc-minimal .idc-m-foot{display:flex;justify-content:space-between;padding:10px 24px 18px;font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.4);font-weight:600;border-top:1px solid rgba(255,255,255,.07);margin-top:auto}

/* Print: scale to actual CR80 size and remove shadows */
@media print {
  .idc{box-shadow:none;width:3.375in;height:2.125in;page-break-inside:avoid}
  .idc-modern .idc-shimmer{display:none}
  body * {visibility:hidden}
  .idc, .idc * {visibility:visible}
  .idc{position:absolute;left:0.5in;top:0.5in}
}

/* ─── Modern profile page ──────────────────────── */
.profile-shell{max-width:1024px;margin:0 auto;padding:0 0 60px}
.profile-cover{
  position:relative;width:100%;aspect-ratio:4/1;min-height:220px;
  background:linear-gradient(135deg,var(--accent2),var(--accent),var(--gold));
  background-size:cover;background-position:center;
  border-radius:0 0 18px 18px;overflow:hidden;
}
.profile-cover-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.profile-cover::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to bottom,rgba(0,0,0,0) 40%,rgba(10,10,26,.45) 100%);
  pointer-events:none;
}
.profile-cover-edit{
  position:absolute;top:14px;right:14px;z-index:3;
  padding:8px 14px;border-radius:30px;border:0;cursor:pointer;
  background:rgba(0,0,0,.6);backdrop-filter:blur(12px);color:#fff;
  font-size:12px;font-weight:600;display:flex;align-items:center;gap:6px;
}
.profile-cover-edit:hover{background:rgba(0,0,0,.85)}

.profile-header{
  position:relative;display:flex;align-items:flex-end;gap:24px;
  padding:0 30px;margin-top:-72px;flex-wrap:wrap;
}
.profile-avatar{
  position:relative;width:140px;height:140px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--gold));
  display:grid;place-items:center;font-family:var(--font-display);
  color:#1a1a2e;font-size:52px;font-weight:900;
  border:5px solid var(--primary);overflow:hidden;
  flex-shrink:0;box-shadow:0 12px 40px rgba(0,0,0,.4);
  cursor:pointer;transition:transform .25s;
}
.profile-avatar:hover{transform:scale(1.03)}
.profile-avatar img{width:100%;height:100%;object-fit:cover;display:block}
.profile-avatar .edit-pill{
  position:absolute;bottom:6px;right:6px;
  width:34px;height:34px;border-radius:50%;
  background:var(--accent);color:#fff;display:grid;place-items:center;
  font-size:14px;border:3px solid var(--primary);
}
.profile-avatar.dragging{outline:3px dashed var(--accent);outline-offset:6px}

.profile-identity{flex:1;min-width:240px;padding-bottom:14px}
.profile-name{
  font-family:var(--font-display);font-size:clamp(1.6rem,3.5vw,2.4rem);
  font-weight:900;line-height:1.1;color:var(--text);margin-bottom:6px;
}
.profile-meta{
  display:flex;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--text-muted);
}
.profile-meta strong{color:var(--text);font-weight:600}
.profile-meta .badge-row{display:inline-flex;gap:4px}

.profile-tabs{
  display:flex;gap:4px;padding:6px;margin:24px 0 0;
  border-radius:14px;background:var(--card-bg);border:1px solid var(--glassBorder);
  overflow-x:auto;
}
.profile-tabs button{
  padding:10px 18px;border-radius:9px;border:none;cursor:pointer;
  background:transparent;color:var(--text-muted);font-family:inherit;font-size:13px;font-weight:600;
  transition:all .2s;letter-spacing:.3px;white-space:nowrap;
}
.profile-tabs button:hover{color:var(--text)}
.profile-tabs button.active{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(233,69,96,.25)}

.profile-pane{padding:24px 0;display:none}
.profile-pane.active{display:block;animation:fadeUp .3s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

@media(max-width:600px){
  .profile-header{padding:0 16px;margin-top:-50px}
  .profile-avatar{width:96px;height:96px;font-size:36px;border-width:4px}
  .profile-cover{aspect-ratio:5/2;border-radius:0}
}

/* ─── Modernized catalog page ──────────────────────── */
.cat-hero{
  position:relative;padding:60px clamp(20px,4vw,40px) 30px;
  text-align:center;
}
.cat-hero h1{
  font-family:var(--font-display);font-size:clamp(2.2rem,5vw,3.6rem);
  font-weight:900;line-height:1.05;margin-bottom:12px;
  background:linear-gradient(135deg,var(--text) 0%,var(--text-muted) 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.cat-hero h1 .highlight{
  background:linear-gradient(135deg,var(--accent),var(--gold));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.cat-hero p{
  font-size:clamp(.95rem,1.6vw,1.1rem);color:var(--text-muted);
  max-width:560px;margin:0 auto 24px;line-height:1.6;
}

.cat-search{
  position:relative;max-width:560px;margin:0 auto;
}
.cat-search input{
  width:100%;padding:16px 22px 16px 50px;border-radius:30px;
  background:var(--card-bg);border:1.5px solid var(--glassBorder);color:var(--text);
  font:500 15px var(--font-body);transition:border-color .2s,box-shadow .2s;
}
.cat-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(233,69,96,.12)}
.cat-search::before{
  content:'🔍';position:absolute;left:18px;top:50%;transform:translateY(-50%);
  font-size:16px;opacity:.7;pointer-events:none;
}
.cat-search button{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  padding:9px 22px;border-radius:30px;border:none;cursor:pointer;
  background:var(--accent);color:#fff;font:600 13px var(--font-body);
}
.cat-search button:hover{background:#ff3355}

/* Category pill row */
.cat-pills{
  display:flex;gap:8px;justify-content:center;flex-wrap:wrap;
  margin:30px clamp(20px,4vw,40px) 14px;
}
.cat-pill{
  padding:9px 18px;border-radius:30px;font:600 13px var(--font-body);
  background:var(--card-bg);border:1px solid var(--glassBorder);color:var(--text-muted);
  text-decoration:none;transition:all .2s;display:inline-flex;align-items:center;gap:6px;
}
.cat-pill:hover{color:var(--text);border-color:var(--accent)}
.cat-pill.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 6px 16px rgba(233,69,96,.25)}
.cat-pill .count{
  font-size:11px;opacity:.7;padding:1px 7px;border-radius:10px;
  background:rgba(255,255,255,.1);
}
.cat-pill.active .count{background:rgba(0,0,0,.25);opacity:1}

/* Filter chip row (price + level + sort) */
.cat-filters{
  display:flex;gap:8px;justify-content:center;flex-wrap:wrap;
  margin:0 clamp(20px,4vw,40px) 24px;padding-bottom:24px;
  border-bottom:1px solid var(--glassBorder);
}
.cat-filter-group{display:inline-flex;gap:4px;background:var(--card-bg);border:1px solid var(--glassBorder);border-radius:30px;padding:4px}
.cat-chip{
  padding:6px 14px;border-radius:30px;font:600 12px var(--font-body);
  background:transparent;border:none;cursor:pointer;color:var(--text-muted);
  transition:all .2s;text-decoration:none;
}
.cat-chip:hover{color:var(--text)}
.cat-chip.active{background:var(--accent);color:#fff}
.cat-sort{
  padding:6px 14px;border-radius:30px;font:600 12px var(--font-body);
  background:var(--card-bg);border:1px solid var(--glassBorder);color:var(--text-muted);cursor:pointer;
}
.cat-sort:focus{outline:none;border-color:var(--accent)}
.cat-sort:focus-visible{
  outline:2px solid #5aa9ff;outline-offset:2px;
  box-shadow:0 0 0 3px rgba(90,169,255,.28);
}

.cat-results-count{
  font-size:12px;color:var(--text-faint);
  text-align:center;margin-bottom:18px;letter-spacing:1px;text-transform:uppercase;
}

.cat-results{padding:0 clamp(20px,4vw,40px)}

/* Polished course cards */
.cat-grid{
  display:grid;gap:24px;
  grid-template-columns:repeat(auto-fill,minmax(290px,1fr));
}
.cat-card{
  position:relative;border-radius:18px;overflow:hidden;
  background:var(--card-bg);border:1px solid var(--glassBorder);
  display:flex;flex-direction:column;text-decoration:none;color:var(--text);
  transition:transform .3s cubic-bezier(.2,.8,.4,1.2), border-color .3s, box-shadow .3s;
}
.cat-card:hover{transform:translateY(-6px);border-color:var(--accent);box-shadow:0 25px 60px rgba(0,0,0,.25)}
.cat-card .cover{
  position:relative;aspect-ratio:4/3;overflow:hidden;
  background:linear-gradient(135deg,var(--accent2),var(--accent));
}
.cat-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.cat-card:hover .cover img{transform:scale(1.06)}
.cat-card .cover .emoji{
  position:absolute;top:14px;left:14px;font-size:38px;z-index:2;
  filter:drop-shadow(0 4px 10px rgba(0,0,0,.4));
}
.cat-card .cover::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to top,rgba(10,10,26,.85),transparent 60%);
  pointer-events:none;
}
.cat-card .cover .price-tag{
  position:absolute;bottom:12px;left:14px;z-index:2;
  font-family:var(--font-display);font-size:1.5rem;font-weight:800;color:#fff;
  text-shadow:0 2px 12px rgba(0,0,0,.6);
}
.cat-card .cover .price-tag.free{color:#7be4a3}
.cat-card .cover .badge-row{
  position:absolute;top:14px;right:14px;z-index:2;display:flex;flex-direction:column;gap:6px;align-items:flex-end;
}
.cat-card .cover .lbl{
  padding:4px 10px;border-radius:30px;font:700 10px var(--font-body);
  letter-spacing:1.5px;text-transform:uppercase;
}
.cat-card .cover .lbl.featured{background:linear-gradient(135deg,var(--gold),#f39c12);color:#1a1a2e}
.cat-card .cover .lbl.free{background:#27ae60;color:#fff}
.cat-card .body{padding:18px 20px 20px;flex:1;display:flex;flex-direction:column;gap:8px}
.cat-card .title{font-family:var(--font-display);font-size:1.15rem;font-weight:700;line-height:1.25;color:var(--text)}
.cat-card .meta{font-size:12px;color:var(--text-muted);display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.cat-card .meta .stars{color:var(--gold);font-weight:700}
.cat-card .desc{font-size:13px;color:var(--text-muted);line-height:1.6;flex:1}
.cat-card .footer{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding-top:10px;margin-top:6px;border-top:1px solid var(--glassBorder);
  font-size:13px;
}
.cat-card .footer .author{color:var(--text-muted);display:inline-flex;align-items:center;gap:6px;font-weight:500}
.cat-card .footer .cta{color:var(--accent);font-weight:600;display:inline-flex;align-items:center;gap:4px;transition:gap .2s}
.cat-card:hover .footer .cta{gap:8px}

@media(max-width:600px){
  .cat-pills, .cat-filters{margin-left:14px;margin-right:14px}
  .cat-grid{grid-template-columns:1fr;gap:16px}
}

/* Footer ----------------------------------------------- */
.site-footer{
  margin-top:80px;padding:40px clamp(20px,4vw,40px);
  border-top:1px solid var(--glassBorder);
  font-size:13px;color:rgba(255,255,255,.45);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;
}

/* Animations ------------------------------------------- */
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.03)}}

/* Responsive ------------------------------------------- */
@media(max-width:700px){
  .course-grid{grid-template-columns:1fr}
}