/* ==============================================================
   NATIVE SCHOOLS — Master Stylesheet v5
   Clean Professional Blue | Working Dark Mode | All Components
   ============================================================== */

/* Fonts */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;0,9..40,800;1,9..40,400&family=DM+Serif+Display:ital@0;1&display=swap');

/* ── Root Variables ──────────────────────────────────────────── */
:root {
  /* Brand */
  --blue:         #2563EB;
  --blue-dark:    #1D4ED8;
  --blue-deeper:  #1E40AF;
  --blue-pale:    #EFF6FF;
  --blue-light:   #DBEAFE;
  --gold:         #F59E0B;
  --green:        #10B981;
  --red:          #EF4444;
  --purple:       #8B5CF6;

  /* Aliases */
  --primary:      #2563EB;
  --primary-dark: #1D4ED8;
  --primary-pale: #EFF6FF;
  --accent:       #F59E0B;
  --accent2:      #10B981;
  --danger:       #EF4444;
  --success:      #10B981;
  --warning:      #F59E0B;
  --info:         #3B82F6;

  /* Legacy aliases for old code */
  --ns-primary:   #2563EB;
  --ns-accent:    #F59E0B;
  --ns-accent2:   #10B981;

  /* Light mode */
  --bg:           #FFFFFF;
  --bg-main:      #F8FAFC;
  --bg-surface:   #F1F5F9;
  --bg-alt:       #E8F0FE;
  --bg-card:      #FFFFFF;
  --border:       #CBD5E1;
  --border-light: #E2E8F0;

  /* Text — HIGH CONTRAST */
  --text:          #0F172A;
  --text-primary:  #0F172A;
  --text-secondary:#1E293B;
  --text-muted:    #475569;
  --text-light:    #94A3B8;

  /* Shadows */
  --sh-xs: 0 1px 3px rgba(0,0,0,.08);
  --sh-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --sh-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);
  --sh-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.04);
  --sh-xl: 0 20px 25px -5px rgba(0,0,0,.08), 0 8px 10px -6px rgba(0,0,0,.04);
  --shadow-sm: var(--sh-sm);
  --shadow-md: var(--sh-md);
  --shadow-lg: var(--sh-lg);
  --shadow-xl: var(--sh-xl);

  /* Radii */
  --r4:4px; --r6:6px; --r8:8px; --r10:10px; --r12:12px;
  --r16:16px; --r20:20px; --r24:24px; --r-full:9999px;
  --r-xs:4px; --r-sm:6px; --r-md:10px; --r-lg:16px; --r-xl:24px;

  /* Font */
  --font: 'DM Sans', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: var(--font);

  /* Transitions */
  --t-fast:120ms ease; --t-base:200ms ease; --t-slow:350ms ease;

  /* Header height */
  --hdr-h:95px;
}

/* ── Dark Mode ───────────────────────────────────────────────── */
[data-theme="dark"] {
  --bg:           #0B1121;
  --bg-main:      #0B1121;
  --bg-surface:   #131D35;
  --bg-alt:       #162040;
  --bg-card:      #131D35;
  --border:       #1E2D4A;
  --border-light: #192640;
  --primary-pale: #1E3A5F;
  --blue-pale:    #1E3A5F;

  /* Text — MUST BE LIGHT IN DARK MODE */
  --text:          #F1F5F9;
  --text-primary:  #F1F5F9;
  --text-secondary:#CBD5E1;
  --text-muted:    #94A3B8;
  --text-light:    #475569;

  --sh-xs: 0 1px 3px rgba(0,0,0,.4);
  --sh-sm: 0 2px 8px rgba(0,0,0,.5);
  --sh-md: 0 4px 16px rgba(0,0,0,.6);
  --sh-lg: 0 8px 32px rgba(0,0,0,.7);
  --sh-xl: 0 16px 48px rgba(0,0,0,.8);
}

/* ── Reset ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--bg-main);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background var(--t-slow), color var(--t-slow);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; color: inherit; }
ul { list-style: none; }
input, textarea, select { font-family: inherit; color: var(--text); background: var(--bg-card); }
h1,h2,h3,h4,h5,h6 { color: var(--text); }
p { color: var(--text-secondary); }

/* ── Utilities ───────────────────────────────────────────────── */
.container     { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 20px; }
.container-sm  { max-width: 860px; margin: 0 auto; padding: 0 20px; }
.section       { padding: 5rem 0; }
.bg-alt, .section-alt { background: var(--bg-surface); }
.text-center   { text-align: center; }
.text-accent   { color: var(--accent); }
.text-primary  { color: var(--primary) !important; }
.text-muted    { color: var(--text-muted) !important; }
.text-success  { color: var(--success); }
.text-danger   { color: var(--danger); }
.mt-2 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1.5rem; }

/* ── Typography ──────────────────────────────────────────────── */
.section-eyebrow, .section-label, .s-eyebrow { 
  font-size: .7rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .14em; color: var(--primary); display: inline-block; margin-bottom: .5rem; background: var(--primary-pale); padding: .25rem .75rem; border-radius: 9999px;
}
.section-title, .s-title {
  font-family: var(--font-display); font-size: clamp(1.75rem,3.5vw,2.6rem); font-weight: 400;
  line-height: 1.2; color: var(--text);
}
.section-sub, .section-lead, .s-sub {
  font-size: 1rem; color: var(--text-muted);
  max-width: 580px; line-height: 1.7; margin-top: .75rem;
}
.section-header, .section-head { margin-bottom: 2.5rem; }
.section-header.text-center .section-sub,
.section-head .section-lead { margin-left: auto; margin-right: auto; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .4rem; padding: .6rem 1.4rem;
  border-radius: var(--r8); font-size: .9rem; font-weight: 600;
  border: 2px solid transparent; transition: all var(--t-base);
  cursor: pointer; line-height: 1.4; white-space: nowrap;
  text-decoration: none;
}
.btn-sm  { padding: .4rem 1rem; font-size: .82rem; border-radius: var(--r6); }
.btn-lg  { padding: .78rem 1.75rem; font-size: 1rem; }
.btn-xl  { padding: .9rem 2rem; font-size: 1.05rem; border-radius: var(--r10); }
.btn-xs  { padding: .22rem .55rem; font-size: .72rem; border-radius: var(--r4); }
.btn-full, .btn-block { width: 100%; justify-content: center; display: flex; }

.btn-primary   { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,99,235,.35); }
.btn-secondary { background: var(--bg-surface); border-color: var(--border); color: var(--text-secondary); }
.btn-secondary:hover { background: var(--blue-pale); border-color: var(--primary); color: var(--primary); }
.btn-accent    { background: var(--gold); border-color: var(--gold); color: #fff; }
.btn-accent:hover { background: #D97706; border-color: #D97706; color: #fff; transform: translateY(-1px); }
.btn-outline   { background: transparent; border-color: var(--border); color: var(--text-secondary); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); background: var(--blue-pale); }
.btn-outline-primary { background: transparent; border-color: var(--primary); color: var(--primary); }
.btn-outline-primary:hover { background: var(--primary); color: #fff; }
.btn-outline-light { background: transparent; border-color: rgba(255,255,255,.5); color: #fff; }
.btn-outline-light:hover { background: rgba(255,255,255,.12); }
.btn-outline-white { background: transparent; border-color: rgba(255,255,255,.5); color: #fff; }
.btn-outline-white:hover { background: rgba(255,255,255,.12); }
.btn-danger { background: var(--red); border-color: var(--red); color: #fff; }
.btn-danger:hover { background: #DC2626; color: #fff; }

/* ── Forms ───────────────────────────────────────────────────── */
.form-group  { display: flex; flex-direction: column; gap: .35rem; margin-bottom: .75rem; }
.form-row    { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-label  { font-size: .83rem; font-weight: 600; color: var(--text-secondary); }
.req         { color: var(--red); }
.form-control {
  padding: .62rem .9rem; border: 1px solid var(--border);
  border-radius: var(--r6); font-size: .9rem;
  background: var(--bg-card); color: var(--text);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  width: 100%; display: block;
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.15); }
.form-control::placeholder { color: var(--text-light); }
.form-control-sm { padding: .35rem .7rem; font-size: .82rem; }
textarea.form-control { resize: vertical; }
select.form-control { cursor: pointer; }
.form-actions { display: flex; gap: .75rem; justify-content: flex-end; padding: 1.25rem 1.5rem; border-top: 1px solid var(--border); }

/* ── Badges ──────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center;
  padding: .22rem .65rem; border-radius: var(--r-full);
  font-size: .7rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .04em; line-height: 1.4; white-space: nowrap;
}
.badge-primary   { background: rgba(37,99,235,.12);  color: #1D4ED8; }
.badge-success   { background: rgba(16,185,129,.15);  color: #065F46; }
.badge-warning   { background: rgba(245,158,11,.15);  color: #92400E; }
.badge-danger    { background: rgba(239,68,68,.15);   color: #991B1B; }
.badge-info      { background: rgba(59,130,246,.12);  color: #1E40AF; }
.badge-secondary { background: var(--bg-surface); color: var(--text-muted); border: 1px solid var(--border); }
.badge-accent    { background: rgba(245,158,11,.15); color: #92400E; }
.badge-public    { background: rgba(16,185,129,.12); color: #065F46; }
.badge-class     { background: rgba(37,99,235,.1);   color: #1D4ED8; }
.badge-muted     { background: var(--bg-surface); color: var(--text-muted); border: 1px solid var(--border); }
.badge-count     { background: var(--red); color: #fff; font-size: .62rem; padding: .12rem .42rem; border-radius: var(--r-full); font-weight: 700; }

/* Dark mode badge text fixes */
[data-theme="dark"] .badge-primary   { color: #93C5FD; background: rgba(37,99,235,.25); }
[data-theme="dark"] .badge-success   { color: #6EE7B7; background: rgba(16,185,129,.2); }
[data-theme="dark"] .badge-warning   { color: #FCD34D; background: rgba(245,158,11,.2); }
[data-theme="dark"] .badge-danger    { color: #FCA5A5; background: rgba(239,68,68,.2); }
[data-theme="dark"] .badge-info      { color: #93C5FD; background: rgba(59,130,246,.2); }
[data-theme="dark"] .badge-secondary { background: var(--bg-alt); color: var(--text-muted); }
[data-theme="dark"] .badge-accent    { color: #FCD34D; background: rgba(245,158,11,.2); }
[data-theme="dark"] .badge-public    { color: #6EE7B7; background: rgba(16,185,129,.2); }
[data-theme="dark"] .badge-class     { color: #93C5FD; background: rgba(37,99,235,.2); }
[data-theme="dark"] .badge-muted     { background: var(--bg-alt); color: var(--text-muted); }
.btn-badge { cursor: pointer; border: none; font-family: inherit; display: inline-flex; align-items: center; }

/* ── Alerts ──────────────────────────────────────────────────── */
.alert { display: flex; align-items: flex-start; gap: .75rem; padding: .85rem 1.1rem; border-radius: var(--r8); font-size: .88rem; border: 1px solid transparent; margin-bottom: .75rem; }
.alert-success { background: rgba(16,185,129,.1); border-color: rgba(16,185,129,.4); color: #065F46; }
.alert-error, .alert-danger { background: rgba(239,68,68,.08); border-color: rgba(239,68,68,.35); color: #991B1B; }
.alert-warning { background: rgba(245,158,11,.1); border-color: rgba(245,158,11,.35); color: #92400E; }
.alert-info    { background: rgba(37,99,235,.08); border-color: rgba(37,99,235,.3); color: #1E40AF; }
[data-theme="dark"] .alert-success { color: #6EE7B7; background: rgba(16,185,129,.12); }
[data-theme="dark"] .alert-error, [data-theme="dark"] .alert-danger { color: #FCA5A5; background: rgba(239,68,68,.1); }
[data-theme="dark"] .alert-warning { color: #FCD34D; background: rgba(245,158,11,.12); }
[data-theme="dark"] .alert-info    { color: #93C5FD; background: rgba(37,99,235,.1); }

/* ── Flash ───────────────────────────────────────────────────── */
.flash { padding: .78rem 1rem; border-radius: var(--r10); animation: flashIn .3s ease; margin-bottom: 1rem; display: flex; align-items: center; gap: .55rem; font-size: .87rem; font-weight: 500; border: 1px solid transparent; }
.flash-success { background: rgba(16,185,129,.1); border-color: rgba(16,185,129,.4); color: #065F46; }
.flash-error   { background: rgba(239,68,68,.08); border-color: rgba(239,68,68,.35); color: #991B1B; }
.flash-warning { background: rgba(245,158,11,.1); border-color: rgba(245,158,11,.35); color: #92400E; }
.flash-info    { background: rgba(37,99,235,.08); border-color: rgba(37,99,235,.3); color: #1E40AF; }
[data-theme="dark"] .flash-success { color: #6EE7B7; }
[data-theme="dark"] .flash-error   { color: #FCA5A5; }
[data-theme="dark"] .flash-warning { color: #FCD34D; }
[data-theme="dark"] .flash-info    { color: #93C5FD; }
.flash-icon { font-size: .95rem; flex-shrink: 0; }
@keyframes flashIn { from { opacity:0; transform:translateY(-8px); } to { opacity:1; transform:translateY(0); } }

/* ── Card ────────────────────────────────────────────────────── */
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r12); overflow: hidden; transition: border-color var(--t-base), box-shadow var(--t-base); }
.card-head { padding: .9rem 1.4rem; border-bottom: 1px solid var(--border); }
.card-head h3 { margin: 0; font-size: .95rem; font-weight: 700; color: var(--text); }
.card-body { padding: 1.4rem; }
.card-head-flex { display: flex; align-items: center; justify-content: space-between; padding: .9rem 1.4rem; border-bottom: 1px solid var(--border); }
.card-head-flex h3 { margin: 0; font-size: .95rem; font-weight: 700; color: var(--text); }

/* ── Pagination ──────────────────────────────────────────────── */
.pagination { display: flex; gap: .3rem; flex-wrap: wrap; align-items: center; padding: 1rem 1.4rem; }
.page-btn { padding: .38rem .72rem; border-radius: var(--r6); font-size: .83rem; font-weight: 600; border: 1px solid var(--border); color: var(--text-secondary); background: var(--bg-card); transition: all var(--t-fast); text-decoration: none; display: inline-flex; align-items: center; cursor: pointer; }
.page-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--blue-pale); }
.page-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ── Public Topbar ───────────────────────────────────────────── */
.topbar { background: #0F172A; color: rgba(255,255,255,.92); font-size: .78rem; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; padding: .42rem 0; gap: 1rem; }
.tb-left, .tb-right { display: flex; align-items: center; gap: .9rem; flex-wrap: wrap; }
.tb-item { display: flex; align-items: center; gap: .32rem; color: rgba(255,255,255,.88); font-size: .74rem; }
.tb-item svg { width: 12px; height: 12px; flex-shrink: 0; stroke: rgba(255,255,255,.7); fill: none; }
.tb-right a { color: rgba(255,255,255,.88); font-size: .74rem; font-weight: 600; padding: .18rem .55rem; border-radius: 4px; transition: background var(--t-fast); }
.tb-right a:hover { background: rgba(255,255,255,.15); color: #fff; }

/* ── Public Header / Nav ─────────────────────────────────────── */
.site-header-wrap { position: sticky; top: 0; z-index: 900; }
.site-header { background: rgba(255,255,255,.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); transition: box-shadow var(--t-base); }
.nav-inner { display: flex; align-items: center; gap: 1rem; height: var(--hdr-h); }
.site-logo { display: flex; align-items: center; gap: .65rem; flex-shrink: 0; text-decoration: none; }
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-name { font-size: 1rem; font-weight: 800; color: var(--primary); }
.logo-sub  { font-size: .6rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; }

/* Nav menu */
.nav-menu { display: flex; align-items: center; gap: 2px; flex: 1; justify-content: center; }
.nav-item { position: relative; }
.nav-link, .nav-item > button.nav-link {
  display: flex; align-items: center; gap: .28rem; padding: .42rem .68rem;
  border-radius: var(--r6); font-size: .86rem; font-weight: 600;
  color: var(--text-secondary); transition: all var(--t-fast);
  white-space: nowrap; border: none; background: none; cursor: pointer; line-height: 1.4;
}
.nav-link:hover, .nav-item > button.nav-link:hover,
.nav-link.active, .nav-item > button.nav-link.active {
  color: var(--primary); background: var(--blue-pale);
}
.chev { width: 13px; height: 13px; transition: transform var(--t-base); flex-shrink: 0; stroke: currentColor; fill: none; stroke-width: 2.5; }
.nav-item:hover > button.nav-link .chev { transform: rotate(180deg); }

/* Dropdown */
.dropdown {
  position: absolute; top: calc(100% + 6px); left: 0; min-width: 210px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--r10); box-shadow: var(--sh-lg); padding: .35rem;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: all var(--t-base); z-index: 1000;
}
.nav-item:hover .dropdown, .nav-item:focus-within .dropdown {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.dropdown li a {
  display: flex; align-items: center; padding: .48rem .78rem;
  border-radius: var(--r6); font-size: .85rem; font-weight: 500;
  color: var(--text-secondary); transition: all var(--t-fast); gap: .4rem;
}
.dropdown li a:hover { color: var(--primary); background: var(--blue-pale); }

/* Nav CTA */
.nav-cta { display: flex; align-items: center; gap: .5rem; flex-shrink: 0; margin-left: auto; }
.theme-btn {
  width: 34px; height: 34px; border-radius: var(--r6);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); border: 1px solid var(--border);
  background: var(--bg-card); transition: all var(--t-fast); cursor: pointer;
}
.theme-btn:hover { color: var(--primary); border-color: var(--primary); background: var(--blue-pale); }
.theme-btn svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; }
/* Show sun in dark mode, moon in light mode */
.sun-icon  { display: none; }
.moon-icon { display: block; }
[data-theme="dark"] .sun-icon  { display: block; }
[data-theme="dark"] .moon-icon { display: none; }

.hamburger { display: none; flex-direction: column; gap: 5px; padding: .35rem; }
.hamburger span { display: block; width: 20px; height: 2px; background: var(--text); border-radius: 2px; }

/* Mobile Nav */
.nav-mobile { display: none; flex-direction: column; background: var(--bg-card); border-bottom: 1px solid var(--border); padding: .4rem 0; box-shadow: var(--sh-md); }
.nav-mobile.open { display: flex; }
.nav-mobile a { padding: .65rem 1.4rem; font-size: .9rem; font-weight: 600; color: var(--text-secondary); border-bottom: 1px solid var(--border-light); transition: all var(--t-fast); }
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover, .nav-mobile a.active { background: var(--blue-pale); color: var(--primary); }
.mob-highlight { color: var(--primary) !important; font-weight: 700 !important; }

/* ── Footer ──────────────────────────────────────────────────── */
.site-footer { background: #0B1120; color: rgba(255,255,255,.8); padding: 4rem 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 2rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-h { font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: #fff; margin-bottom: .85rem; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: .4rem; }
.footer-links li a { font-size: .82rem; color: rgba(255,255,255,.58); transition: color var(--t-fast); }
.footer-links li a:hover { color: #fff; }
.footer-tagline { font-size: .83rem; line-height: 1.7; color: rgba(255,255,255,.55); margin-bottom: 1rem; }
.footer-brand .site-logo { margin-bottom: .85rem; }
.footer-brand .logo-name { color: #fff; }
.footer-brand .logo-sub  { color: rgba(255,255,255,.45); }
.footer-social { display: flex; gap: .4rem; }
.social-link { width: 32px; height: 32px; border-radius: 7px; background: rgba(255,255,255,.08); color: rgba(255,255,255,.65); display: flex; align-items: center; justify-content: center; font-size: .78rem; transition: all var(--t-fast); }
.social-link svg { width: 15px; height: 15px; }
.social-link:hover { background: var(--primary); color: #fff; }
.footer-contact { list-style: none; }
.footer-contact li { display: flex; gap: .5rem; margin-bottom: .5rem; font-size: .8rem; color: rgba(255,255,255,.58); }
.footer-contact li svg { width: 13px; height: 13px; flex-shrink: 0; margin-top: .15rem; stroke: rgba(255,255,255,.4); fill: none; stroke-width: 2; }
.footer-contact-item { display: flex; gap: .5rem; margin-bottom: .5rem; font-size: .8rem; color: rgba(255,255,255,.58); }
.footer-contact-item svg { width: 13px; height: 13px; flex-shrink: 0; margin-top: .15rem; stroke: rgba(255,255,255,.35); fill: none; }
.footer-bottom { padding: 1rem 0; display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .75rem; color: rgba(255,255,255,.4); }
.footer-bottom a { color: rgba(255,255,255,.45); }
.footer-bottom a:hover { color: rgba(255,255,255,.8); }

/* Modal overlay (footer video/pdf) */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.8); backdrop-filter: blur(4px); z-index: 2000; display: flex; align-items: center; justify-content: center; padding: 1rem; opacity: 0; visibility: hidden; transition: all var(--t-base); }
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal-overlay .modal-box { max-width: 860px; width: 100%; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.4rem; border-bottom: 1px solid var(--border); }
.modal-header h3 { margin: 0; font-size: 1rem; font-weight: 700; color: var(--text); }
.modal-body iframe { width: 100%; aspect-ratio: 16/9; border: none; display: block; }

/* ── Auth (Login/Register) ───────────────────────────────────── */
.auth-page { display: grid; grid-template-columns: 1fr 1fr; min-height: 100vh; }
.auth-brand { background: linear-gradient(135deg, #060E20 0%, #0F2455 50%, var(--primary) 100%); color: #fff; display: flex; align-items: center; justify-content: center; padding: 3rem 2.5rem; position: relative; overflow: hidden; }
.auth-brand::before { content: ''; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M20 0L0 10l20 10 20-10L20 0zM0 30l20 10 20-10V20L20 30 0 20v10z'/%3E%3C/g%3E%3C/svg%3E"); }
.auth-brand-inner { position: relative; z-index: 1; max-width: 400px; }
.auth-brand-title { font-family: var(--font-display); font-size: clamp(1.8rem,3vw,2.6rem); font-weight: 700; color: #fff; line-height: 1.2; margin: 0 0 1rem; }
.auth-brand-desc  { font-size: 1rem; color: rgba(255,255,255,.78); line-height: 1.65; margin-bottom: 2rem; }
.auth-features    { display: flex; flex-direction: column; gap: .65rem; }
.auth-features li { display: flex; align-items: center; gap: .65rem; font-size: .9rem; color: rgba(255,255,255,.85); }
.auth-features li svg { width: 18px; height: 18px; flex-shrink: 0; stroke: var(--gold); fill: none; stroke-width: 2.2; }
.auth-form-panel  { display: flex; align-items: center; justify-content: center; padding: 2.5rem 2rem; background: var(--bg-main); overflow-y: auto; }
.auth-form-inner  { width: 100%; max-width: 420px; }
.auth-title { font-size: 1.7rem; font-weight: 800; color: var(--text); margin-bottom: .3rem; }
.auth-sub   { font-size: .88rem; color: var(--text-muted); margin-bottom: 1.5rem; }
.auth-divider { text-align: center; position: relative; margin: 1.25rem 0; color: var(--text-muted); font-size: .8rem; }
.auth-divider::before,.auth-divider::after { content: ''; position: absolute; top: 50%; width: calc(50% - 22px); height: 1px; background: var(--border); }
.auth-divider::before { left: 0; } .auth-divider::after { right: 0; }

/* ── Dashboard Shell ─────────────────────────────────────────── */
.dashboard-body { background: var(--bg-main); min-height: 100vh; }
.dash-wrap { display: flex; min-height: 100vh; position: relative; }

/* Sidebar */
.dash-sidebar {
  width: 250px; flex-shrink: 0;
  background: var(--bg-card); border-right: 1px solid var(--border);
  position: fixed; top: 0; left: 0; bottom: 0;
  overflow-y: auto; overflow-x: hidden; z-index: 800;
  transition: transform var(--t-base);
  display: flex; flex-direction: column;
}
.sidebar-head {
  padding: 1rem; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; flex-shrink: 0;
}
.sb-logo { display: flex; align-items: center; gap: .55rem; text-decoration: none; }
.sb-logo-icon {
  width: 34px; height: 34px; background: var(--primary);
  border-radius: 7px; display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: .85rem; flex-shrink: 0;
}
.sb-school { display: block; font-size: .84rem; font-weight: 700; color: var(--text); }
.sb-role   { display: block; font-size: .65rem; color: var(--text-muted); margin-top: 1px; }
.sb-close {
  display: none; width: 26px; height: 26px; border-radius: 4px;
  align-items: center; justify-content: center;
  color: var(--text-muted); font-size: .85rem; cursor: pointer; flex-shrink: 0;
  transition: all var(--t-fast); border: none; background: none;
}
.sb-close:hover { background: var(--bg-surface); color: var(--text); }
.sidebar-nav { padding: .5rem 0 2rem; flex: 1; }
.nav-group  { margin-bottom: .1rem; }
.nav-label  { font-size: .6rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--text-light); padding: .6rem 1rem .22rem; display: block; }

/* Sidebar nav items */
.dash-sidebar a.nav-item,
.dash-sidebar button.nav-item {
  display: flex; align-items: center; gap: .6rem;
  padding: .52rem 1rem; margin: 1px .4rem;
  border-radius: var(--r6); font-size: .84rem; font-weight: 600;
  color: var(--text-secondary); text-decoration: none;
  transition: all var(--t-fast); cursor: pointer;
  border: none; background: none; width: calc(100% - .8rem); text-align: left;
}
.dash-sidebar a.nav-item svg,
.dash-sidebar button.nav-item svg {
  width: 16px; height: 16px; flex-shrink: 0;
  stroke: currentColor; fill: none; stroke-width: 1.75;
}
.dash-sidebar a.nav-item:hover,
.dash-sidebar button.nav-item:hover { background: var(--blue-pale); color: var(--primary); }
.dash-sidebar a.nav-item.active,
.dash-sidebar button.nav-item.active { background: var(--primary); color: #fff; box-shadow: 0 2px 8px rgba(37,99,235,.3); }
.dash-sidebar a.nav-item.active svg,
.dash-sidebar button.nav-item.active svg { stroke: #fff; }
.nav-logout:hover { background: rgba(239,68,68,.1) !important; color: var(--red) !important; }

/* Main content */
.dash-main { margin-left: 250px; flex: 1; min-width: 0; display: flex; flex-direction: column; min-height: 100vh; }
.dash-topbar {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--border);
  padding: .78rem 1.5rem; display: flex; align-items: center; gap: .85rem; flex-shrink: 0;
}
.sb-toggle {
  display: none; flex-direction: column; gap: 4px; padding: .32rem;
  border-radius: var(--r6); cursor: pointer; background: none; border: none; flex-shrink: 0;
}
.sb-toggle span { display: block; width: 18px; height: 2px; background: var(--text-secondary); border-radius: 2px; }
.dash-topbar-title { font-size: .98rem; font-weight: 700; color: var(--text); flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dash-topbar-right { display: flex; align-items: center; gap: .55rem; margin-left: auto; flex-shrink: 0; }

/* User avatar/dropdown */
.user-menu-wrap { position: relative; }
.user-avatar-btn {
  display: flex; align-items: center; gap: .42rem; padding: .3rem .52rem;
  border-radius: var(--r6); border: 1px solid var(--border); background: var(--bg-card);
  color: var(--text); font-size: .82rem; font-weight: 600; transition: all var(--t-fast); cursor: pointer;
}
.user-avatar-btn:hover { border-color: var(--primary); color: var(--primary); }
.avatar-circle { width: 27px; height: 27px; background: linear-gradient(135deg, var(--primary), #6366F1); border-radius: 50%; color: #fff; font-size: .7rem; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.avatar-name { max-width: 100px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-dropdown {
  position: absolute; top: calc(100% + 5px); right: 0; min-width: 185px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--r10); box-shadow: var(--sh-lg); padding: .32rem;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: all var(--t-base); z-index: 200;
}
/* BOTH .open AND .show work */
.user-dropdown.open, .user-dropdown.show { opacity: 1; visibility: visible; transform: translateY(0); }
.ud-info { padding: .5rem .78rem .6rem; border-bottom: 1px solid var(--border); margin-bottom: .2rem; }
.ud-info strong { display: block; font-size: .84rem; color: var(--text); }
.ud-info small  { font-size: .72rem; color: var(--text-muted); }
.user-dropdown a { display: block; padding: .42rem .78rem; border-radius: var(--r6); font-size: .83rem; font-weight: 500; color: var(--text-secondary); transition: all var(--t-fast); }
.user-dropdown a:hover { background: var(--blue-pale); color: var(--primary); }

/* Dash content */
.dash-content { padding: 1.5rem; flex: 1; }
.page-header, .page-header-bar { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.page-title { font-size: 1.25rem; font-weight: 800; color: var(--text); margin: 0 0 .2rem; }
.page-sub   { font-size: .82rem; color: var(--text-muted); margin: 0; }
.page-header-bar h1 { font-size: 1.25rem; font-weight: 800; color: var(--text); margin: 0 0 .2rem; }
.page-header-bar p  { font-size: .82rem; color: var(--text-muted); margin: 0; }

/* Sidebar states */
.sidebar-collapsed .dash-sidebar { transform: translateX(-250px); }
.sidebar-collapsed .dash-main    { margin-left: 0; }
.sidebar-open .dash-sidebar      { transform: translateX(0) !important; box-shadow: var(--sh-xl); }
.sidebar-open::before { content: ''; position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 790; pointer-events: auto; cursor: pointer; }

/* ── Stats ───────────────────────────────────────────────────── */
.stats-row, .stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(170px,1fr));
  gap: 1rem; margin-bottom: 1.5rem;
}
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--r10); padding: 1.2rem;
  display: flex; align-items: center; gap: 1rem; transition: border-color var(--t-fast);
}
.stat-card:hover { border-color: var(--primary); }
.stat-icon, .stat-icon.blue, .stat-icon.teal, .stat-icon.gold, .stat-icon.green, .stat-icon.red, .stat-icon.purple {
  width: 42px; height: 42px; border-radius: var(--r6);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.stat-icon svg { width: 21px; height: 21px; stroke: currentColor; fill: none; stroke-width: 2; }
.stat-icon.blue,  .stat-primary { background: rgba(37,99,235,.12);  color: var(--primary); }
.stat-icon.teal,  .stat-info    { background: rgba(59,130,246,.12);  color: #2563EB; }
.stat-icon.gold,  .stat-warning { background: rgba(245,158,11,.12);  color: #D97706; }
.stat-icon.green, .stat-success { background: rgba(16,185,129,.12);  color: #059669; }
.stat-icon.red,   .stat-danger  { background: rgba(239,68,68,.12);   color: #DC2626; }
.stat-icon.purple              { background: rgba(139,92,246,.12);  color: #7C3AED; }
.stat-value, .stat-num { font-size: 1.55rem; font-weight: 800; color: var(--text); line-height: 1; }
.stat-label, .stat-lbl { font-size: .72rem; color: var(--text-muted); font-weight: 500; margin-top: .25rem; }
.stat-body { display: flex; flex-direction: column; }

/* ── Table ───────────────────────────────────────────────────── */
.table-wrap  { overflow-x: auto; }
.data-table  { width: 100%; border-collapse: collapse; font-size: .84rem; }
.data-table th {
  padding: .68rem 1rem; text-align: left; font-size: .68rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .06em; color: var(--text-muted);
  background: var(--bg-surface); border-bottom: 1px solid var(--border); white-space: nowrap;
}
.data-table td { padding: .78rem 1rem; border-bottom: 1px solid var(--border-light); color: var(--text); vertical-align: middle; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--blue-pale); }
.empty-row, .empty-state { text-align: center; padding: 2.5rem 1rem !important; color: var(--text-muted); font-style: italic; }
.no-pad { padding: 0 !important; }

/* ── Filters ─────────────────────────────────────────────────── */
.filter-bar  { margin-bottom: 1rem; }
.filter-form { display: flex; flex-wrap: wrap; gap: .55rem; align-items: center; }
.filter-form .form-control { max-width: 210px; }

/* News/Gallery filters */
.news-filters, .gallery-filters { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 2rem; }
.nf-btn, .gf-btn {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r-full);
  padding: .38rem 1rem; font-size: .83rem; font-weight: 600; color: var(--text-secondary);
  text-decoration: none; transition: all var(--t-base); display: inline-block; cursor: pointer;
}
.nf-btn:hover,.gf-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--blue-pale); }
.nf-btn.active,.gf-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* MODALS - see below */

/* ── Action Buttons ──────────────────────────────────────────── */
.actions { display: flex; align-items: center; gap: .3rem; }
.btn-icon { width: 28px; height: 28px; border-radius: var(--r6); display: flex; align-items: center; justify-content: center; font-size: .8rem; transition: all var(--t-fast); color: var(--text-secondary); border: 1px solid var(--border); background: var(--bg-card); cursor: pointer; }
.btn-icon:hover { background: var(--blue-pale); color: var(--primary); border-color: var(--primary); }
.btn-icon.btn-danger:hover  { background: rgba(239,68,68,.1);  color: var(--red);    border-color: var(--red); }
.btn-icon.btn-warning:hover { background: rgba(245,158,11,.1); color: var(--warning); border-color: var(--warning); }

/* ── Info Table ──────────────────────────────────────────────── */
.info-table { width: 100%; border-collapse: collapse; font-size: .86rem; }
.info-table th, .info-table td { padding: .52rem .7rem; border-bottom: 1px solid var(--border); }
.info-table th { font-weight: 600; color: var(--text-muted); width: 35%; text-align: left; }

/* ── Avatars ─────────────────────────────────────────────────── */
.avatar-sm { width: 30px; height: 30px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), #6366F1); color: #fff; display: flex; align-items: center; justify-content: center; font-size: .7rem; font-weight: 700; flex-shrink: 0; }
.user-cell { display: flex; align-items: center; gap: .55rem; }

/* ── Hero (Homepage) ─────────────────────────────────────────── */
.hero { background: linear-gradient(160deg,#020617 0%,#0C1B3D 40%,#1D4ED8 100%); color: #fff; min-height: 82vh; display: flex; align-items: center; position: relative; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-pattern { position: absolute; inset: 0; background: radial-gradient(circle at 20% 80%, rgba(37,99,235,.2) 0%, transparent 50%), radial-gradient(circle at 80% 20%, rgba(124,58,237,.15) 0%, transparent 50%), url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M20 0L0 10l20 10 20-10L20 0zM0 30l20 10 20-10V20L20 30 0 20v10z'/%3E%3C/g%3E%3C/svg%3E"); }
.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; width: 100%; padding: 4rem 0; }
.hero-content { max-width: 560px; }
.hero-badge { display: inline-flex; align-items: center; gap: .38rem; background: rgba(245,158,11,.2); border: 1px solid rgba(245,158,11,.4); color: var(--gold); padding: .28rem .75rem; border-radius: var(--r-full); font-size: .7rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; margin-bottom: 1.1rem; }
.hero-title { font-family: var(--font-display); font-size: clamp(2.2rem,4.5vw,3.5rem); font-weight: 400; line-height: 1.15; margin-bottom: 1.1rem; }
.hero-title span { color: var(--gold); }
.hero-desc  { font-size: .98rem; opacity: .82; line-height: 1.7; margin-bottom: 1.8rem; }
.hero-actions { display: flex; gap: .7rem; flex-wrap: wrap; margin-bottom: 2rem; }
.hero-stats { display: grid; grid-template-columns: repeat(4,1fr); gap: .65rem; }
.hero-stats > div { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: var(--r8); padding: .7rem; text-align: center; }
.hero-stat-num { font-size: 1.45rem; font-weight: 800; color: var(--gold); }
.hero-stat-lbl { font-size: .68rem; opacity: .7; margin-top: .18rem; font-weight: 500; }
.hero-visual   { position: relative; }
.hero-card-stack { position: relative; display: flex; align-items: center; justify-content: center; }
.hero-main-card { background: rgba(255,255,255,.1); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,.18); border-radius: var(--r20); padding: 1.75rem; width: 100%; }
.hero-float-card { position: absolute; background: #fff; color: #0F172A; border-radius: var(--r8); padding: .7rem 1rem; display: flex; align-items: center; gap: .5rem; font-size: .83rem; font-weight: 700; box-shadow: var(--sh-lg); }
.hero-float-card.fc1 { bottom: -18px; right: -18px; background: var(--primary); color: #fff; animation: floatCard 3s ease-in-out infinite alternate; animation-delay: .5s; }
.hero-float-card.fc2 { top: -18px; left: -18px; background: var(--gold); color: #fff; animation: floatCard 3s ease-in-out infinite alternate; }
.hero-float-card svg { flex-shrink: 0; }
@keyframes floatCard { from { transform: translateY(0); } to { transform: translateY(-6px); } }

/* ── Stats Strip ─────────────────────────────────────────────── */
.stats-strip { background: linear-gradient(135deg, var(--primary), #4F46E5); color: #fff; padding: 3rem 0; }
.stats-strip .stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.5rem; text-align: center; margin: 0; }
.stats-strip .stat-card { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: var(--r10); padding: 1.5rem; flex-direction: column; gap: .5rem; text-align: center; }
.stats-strip .stat-num { font-size: 2.2rem; font-weight: 800; color: #fff; }
.stats-strip .stat-lbl { font-size: .78rem; color: rgba(255,255,255,.72); margin-top: .25rem; font-weight: 500; }
.stats-strip .stat-icon { width: 44px; height: 44px; background: rgba(255,255,255,.12); border-radius: var(--r8); margin: 0 auto; color: #fff; }

/* ── Programs Grid ───────────────────────────────────────────── */
.programs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 1.25rem; }
.prog-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r16); padding: 1.6rem; transition: all var(--t-base); display: flex; flex-direction: column; gap: .9rem; }
.prog-card:hover, .card-lift:hover { transform: translateY(-4px); box-shadow: var(--sh-lg); border-color: rgba(37,99,235,.25); }
.prog-icon, .prog-icon-blue, .prog-icon-gold, .prog-icon-green { width: 50px; height: 50px; border-radius: var(--r8); display: flex; align-items: center; justify-content: center; }
.prog-icon svg { width: 25px; height: 25px; stroke: currentColor; fill: none; stroke-width: 1.75; }
.prog-icon-blue  { background: rgba(37,99,235,.12);  color: var(--primary); }
.prog-icon-gold  { background: rgba(245,158,11,.12); color: #D97706; }
.prog-icon-green { background: rgba(16,185,129,.12); color: #059669; }
.prog-title { font-size: 1.05rem; font-weight: 700; color: var(--text); }
.prog-desc  { font-size: .85rem; color: var(--text-muted); line-height: 1.6; flex: 1; }
.prog-tags  { display: flex; flex-wrap: wrap; gap: .35rem; }
.prog-tag   { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--r-full); padding: .18rem .6rem; font-size: .68rem; font-weight: 600; color: var(--text-muted); }

/* ── News Grid ───────────────────────────────────────────────── */
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px,1fr)); gap: 1.25rem; }
.news-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r16); overflow: hidden; display: flex; flex-direction: column; transition: all var(--t-base); text-decoration: none; color: inherit; }
.news-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); border-color: var(--primary); }
.news-thumb { aspect-ratio: 16/9; background: linear-gradient(135deg,#0F2455,#1D4ED8); position: relative; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.news-card:hover .news-thumb img { transform: scale(1.04); }
.news-thumb-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg,#0F2455,#1D4ED8); }
.news-cat  { position: absolute; top: .65rem; left: .65rem; }
.news-body { padding: 1.1rem; flex: 1; display: flex; flex-direction: column; }
.news-meta { font-size: .72rem; color: var(--text-muted); margin-bottom: .4rem; display: flex; align-items: center; gap: .35rem; }
.news-title { font-size: .95rem; font-weight: 700; margin: 0 0 .4rem; line-height: 1.4; color: var(--text); }
.news-excerpt { font-size: .82rem; color: var(--text-muted); flex: 1; line-height: 1.55; margin-bottom: .6rem; }
.news-link  { font-size: .8rem; font-weight: 700; color: var(--primary); display: flex; align-items: center; gap: .3rem; }

/* ── Testimonials ────────────────────────────────────────────── */
.testi-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 1.25rem; }
.testi-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r16); padding: 1.6rem; display: flex; flex-direction: column; gap: .85rem; }
.testi-stars { color: var(--gold); font-size: .9rem; letter-spacing: .15em; }
.testi-text  { font-size: .9rem; color: var(--text-secondary); line-height: 1.65; flex: 1; font-style: italic; }
.testi-author { display: flex; align-items: center; gap: .75rem; }
.testi-avatar { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), #6366F1); color: #fff; display: flex; align-items: center; justify-content: center; font-size: .9rem; font-weight: 700; flex-shrink: 0; }
.testi-name { font-size: .88rem; font-weight: 700; color: var(--text); }
.testi-role { font-size: .74rem; color: var(--text-muted); }

/* ── CTA Section ─────────────────────────────────────────────── */
.cta-section { background: linear-gradient(160deg,#020617 0%,#0C1B3D 45%,var(--primary) 100%); color: #fff; padding: 5.5rem 0; text-align: center; position: relative; overflow: hidden; }
.cta-title { font-family: var(--font-display); font-size: clamp(1.7rem,3.5vw,2.6rem); font-weight: 400; margin-bottom: .75rem; line-height: 1.2; color: #fff; }
.cta-desc  { font-size: 1rem; opacity: .82; margin-bottom: 2rem; max-width: 520px; margin-left: auto; margin-right: auto; line-height: 1.65; }
.cta-btns  { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s cubic-bezier(.4,0,.2,1), transform .7s cubic-bezier(.4,0,.2,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Page Hero (inner pages) ─────────────────────────────────── */
.page-hero { position: relative; padding: 5rem 0 3.8rem; background: linear-gradient(135deg,var(--primary) 0%,#1a3a6b 100%); color: #fff; overflow: hidden; text-align: center; }
.page-hero-bg { position: absolute; inset: 0; opacity: .5; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4z'/%3E%3C/g%3E%3C/svg%3E"); }
.page-hero-inner { position: relative; z-index: 1; }
.ph-badge { display: inline-block; background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.3); padding: .28rem .85rem; border-radius: 20px; font-size: .74rem; font-weight: 600; margin-bottom: .9rem; letter-spacing: .05em; }
.ph-title { font-family: var(--font-display); font-size: clamp(1.9rem,5vw,3rem); font-weight: 400; margin: 0 0 .9rem; line-height: 1.2; color: #fff; }
.ph-sub   { font-size: 1rem; opacity: .85; max-width: 580px; margin: 0 auto; color: rgba(255,255,255,.9); }

/* ── Upload/Form sections ────────────────────────────────────── */
.upload-layout { display: grid; grid-template-columns: 1fr 290px; gap: 1.4rem; }
.form-section  { padding: 1.4rem; border-bottom: 1px solid var(--border); }
.form-section:last-child { border-bottom: none; }
.form-section-title { font-size: .92rem; font-weight: 700; margin: 0 0 .9rem; color: var(--primary); }
.type-selector { display: grid; grid-template-columns: repeat(4,1fr); gap: .55rem; margin-bottom: 1.1rem; }
.type-option { border: 2px solid var(--border); border-radius: var(--r10); padding: .8rem .4rem; text-align: center; cursor: pointer; transition: .2s; background: var(--bg-card); }
.type-option:hover, .type-option.active { border-color: var(--primary); background: var(--blue-pale); }
.type-option input { display: none; }
.type-icon  { font-size: 1.35rem; margin-bottom: .22rem; }
.type-label { font-size: .7rem; font-weight: 600; color: var(--text-muted); }
.type-option.active .type-label { color: var(--primary); }
.yt-preview { margin-top: .6rem; }
.yt-preview img { width: 100%; max-width: 300px; border-radius: 8px; border: 1px solid var(--border); }
.file-drop-zone { border: 2px dashed var(--border); border-radius: var(--r10); padding: 1.6rem; text-align: center; cursor: pointer; transition: .2s; color: var(--text-secondary); }
.file-drop-zone:hover { border-color: var(--primary); color: var(--primary); }
.file-drop-zone .drop-icon { font-size: 1.7rem; margin-bottom: .38rem; }
.file-name { margin-top: .4rem; font-size: .8rem; color: var(--success); font-weight: 600; }
.tips-list { padding: .9rem 1.1rem; display: flex; flex-direction: column; gap: .8rem; }
.tip { display: flex; gap: .55rem; }
.tip-icon { font-size: 1.05rem; flex-shrink: 0; margin-top: .1rem; }
.tip p { margin: .12rem 0 0; font-size: .76rem; color: var(--text-muted); }
.tip strong { font-size: .82rem; color: var(--text-secondary); }
.info-banner { background: var(--blue-pale); border: 1px solid var(--border); border-radius: var(--r6); padding: .6rem .88rem; font-size: .8rem; margin-top: .4rem; color: var(--primary); }

/* ── Profile ─────────────────────────────────────────────────── */
.profile-layout { display: grid; grid-template-columns: 265px 1fr; gap: 1.4rem; }
.profile-card   { text-align: center; }
.profile-avatar-wrap { padding: 1.65rem 1.4rem .9rem; border-bottom: 1px solid var(--border); }
.profile-avatar { width: 72px; height: 72px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), #6366F1); color: #fff; font-size: 1.75rem; font-weight: 700; display: flex; align-items: center; justify-content: center; margin: 0 auto .6rem; }
.profile-avatar-wrap h2 { margin: .38rem 0 .28rem; font-size: 1.1rem; color: var(--text); }
.profile-stats  { display: grid; grid-template-columns: repeat(2,1fr); border-bottom: 1px solid var(--border); }
.pstat { padding: .65rem; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.pstat:nth-child(even) { border-right: none; }
.pstat:nth-last-child(-n+2) { border-bottom: none; }
.pstat-val   { font-size: 1.25rem; font-weight: 800; color: var(--primary); }
.pstat-label { font-size: .65rem; color: var(--text-muted); }
.profile-info { padding: .85rem 1.2rem; }
.pi-row { display: flex; justify-content: space-between; align-items: center; padding: .35rem 0; border-bottom: 1px solid var(--border-light); font-size: .82rem; }
.pi-row:last-child { border-bottom: none; }
.pi-row span:first-child { color: var(--text-muted); }
.pi-row strong { color: var(--text); }
.profile-forms { display: flex; flex-direction: column; gap: 1.2rem; }

/* ── Notice cards ────────────────────────────────────────────── */
.notice-item { display: flex; align-items: flex-start; justify-content: space-between; padding: .68rem 1.1rem; border-bottom: 1px solid var(--border); gap: .45rem; }
.notice-item:last-child { border-bottom: none; }
.badge-xs { font-size: .6rem !important; padding: 1px 5px !important; }
.notice-pub-card { display: flex; gap: 1.1rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r12); padding: 1.3rem; margin-bottom: .78rem; transition: .2s; }
.notice-pub-card:hover { border-color: var(--primary); box-shadow: var(--sh-sm); }
.npc-date-block { width: 54px; text-align: center; background: linear-gradient(135deg, var(--primary), #4F46E5); color: #fff; border-radius: var(--r10); padding: .45rem; flex-shrink: 0; }
.npc-day { font-size: 1.35rem; font-weight: 800; line-height: 1; }
.npc-mon { font-size: .58rem; opacity: .8; margin-top: .12rem; }
.npc-meta { display: flex; align-items: center; gap: .38rem; margin-bottom: .32rem; flex-wrap: wrap; }
.npc-title { font-size: .98rem; font-weight: 700; margin: 0 0 .32rem; color: var(--text); }
.npc-body-text { font-size: .84rem; color: var(--text-muted); margin: 0 0 .6rem; line-height: 1.55; }
.notice-dl-btn { display: inline-flex; align-items: center; gap: .28rem; background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--r6); padding: .32rem .75rem; font-size: .76rem; font-weight: 600; color: var(--text-secondary); text-decoration: none; transition: .2s; }
.notice-dl-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.auth-prompt { background: var(--blue-pale); border: 1px solid var(--border); border-radius: var(--r8); padding: .75rem 1rem; margin-bottom: 1.4rem; font-size: .86rem; display: flex; align-items: center; flex-wrap: wrap; gap: .45rem; color: var(--text-secondary); }
.notices-banner { background: var(--blue-pale); border: 1px solid var(--border); border-radius: var(--r8); padding: .7rem .95rem; margin-bottom: 1.4rem; display: flex; flex-direction: column; gap: .42rem; }
.notice-banner-item { display: flex; align-items: baseline; gap: .52rem; font-size: .85rem; color: var(--text-secondary); }

/* ── Student/Lecture cards ───────────────────────────────────── */
.dash-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; margin-top: 1.4rem; }
.assignment-row { display: flex; align-items: center; justify-content: space-between; padding: .72rem 1.2rem; border-bottom: 1px solid var(--border); gap: .45rem; }
.assignment-row:last-child { border-bottom: none; }
.due-date { font-size: .74rem; color: var(--text-muted); margin-top: .12rem; }
.due-date.overdue { color: var(--red); }
.assignment-card { display: flex; align-items: flex-start; justify-content: space-between; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r12); padding: 1.1rem; margin-bottom: .68rem; gap: .95rem; transition: .2s; }
.assignment-card:hover { border-color: var(--primary); box-shadow: var(--sh-sm); }
.ac-header { display: flex; align-items: center; gap: .42rem; flex-wrap: wrap; margin-bottom: .32rem; }
.ac-header h4 { margin: 0; font-size: .9rem; font-weight: 700; color: var(--text); }
.ac-desc  { font-size: .82rem; color: var(--text-muted); margin: .28rem 0; line-height: 1.5; }
.ac-meta  { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; font-size: .76rem; margin-top: .38rem; }
.ac-action { flex-shrink: 0; }
.lecture-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(235px,1fr)); gap: 1.1rem; margin-top: .9rem; }
.lecture-card { border: 1px solid var(--border); border-radius: var(--r12); overflow: hidden; cursor: pointer; transition: .2s; background: var(--bg-card); }
.lecture-card:hover { transform: translateY(-3px); box-shadow: var(--sh-md); border-color: var(--primary); }
.lecture-thumb { aspect-ratio: 16/9; background: var(--bg-surface); position: relative; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.lthumb-img { position: absolute; inset: 0; background: center/cover no-repeat; }
.lthumb-play { position: absolute; inset: 0; background: rgba(0,0,0,.32); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.75rem; opacity: 0; transition: .2s; }
.lecture-card:hover .lthumb-play { opacity: 1; }
.lthumb-icon { font-size: 2rem; }
.lecture-body { padding: .85rem; }
.lecture-type-badge { font-size: .6rem; font-weight: 700; text-transform: uppercase; color: var(--primary); margin-bottom: .22rem; }
.lecture-title   { font-size: .86rem; font-weight: 700; margin: 0 0 .22rem; line-height: 1.4; color: var(--text); }
.lecture-subject { font-size: .74rem; color: var(--text-muted); margin-bottom: .38rem; }
.lecture-meta    { display: flex; gap: .55rem; font-size: .68rem; color: var(--text-muted); flex-wrap: wrap; }
.lecture-modal { max-width: 800px; }
.lec-modal-body iframe,.lec-modal-body video { width: 100%; aspect-ratio: 16/9; border: none; display: block; }
.lec-modal-body embed { width: 100%; height: 460px; display: block; }
.lec-modal-body img  { width: 100%; max-height: 480px; object-fit: contain; display: block; }
.lec-modal-info { padding: .9rem 1.4rem; border-top: 1px solid var(--border); }

/* ── Misc ────────────────────────────────────────────────────── */
.grade-badge  { background: linear-gradient(135deg, var(--primary), #4F46E5); color: #fff; padding: .25rem .7rem; border-radius: var(--r-full); font-weight: 700; font-size: .86rem; display: inline-block; }
.tab-bar      { display: flex; gap: .4rem; margin-bottom: 1rem; border-bottom: 2px solid var(--border); padding-bottom: .45rem; }
.tab-btn      { background: none; border: none; padding: .42rem .88rem; font-size: .87rem; font-weight: 600; cursor: pointer; color: var(--text-muted); border-radius: var(--r6); transition: .2s; }
.tab-btn.active { color: var(--primary); background: var(--blue-pale); }
.dot-new      { display: inline-block; width: 7px; height: 7px; background: var(--primary); border-radius: 50%; flex-shrink: 0; }
.row-unread   { background: var(--blue-pale); }
.class-pill   { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--r-full); padding: .28rem .8rem; font-size: .8rem; font-weight: 600; color: var(--text-secondary); }
.gallery-admin-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(160px,1fr)); gap: .9rem; padding: .9rem; }
.gallery-admin-card { border: 1px solid var(--border); border-radius: var(--r10); overflow: hidden; background: var(--bg-card); }
.gallery-admin-img  { position: relative; aspect-ratio: 4/3; background: var(--bg-surface); }
.gallery-admin-img img { width: 100%; height: 100%; object-fit: cover; }
.gallery-placeholder { display: flex; align-items: center; justify-content: center; height: 100%; font-size: 2rem; color: var(--text-muted); }
.gallery-cat-badge   { position: absolute; top: 5px; right: 5px; background: var(--primary); color: #fff; font-size: .58rem; padding: 2px 6px; border-radius: 4px; font-weight: 700; }
.gallery-admin-info  { display: flex; align-items: center; justify-content: space-between; padding: .42rem .65rem; font-size: .76rem; color: var(--text-secondary); }
.settings-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(380px,1fr)); gap: 1.4rem; margin-bottom: 1.4rem; }
.settings-save-bar { display: flex; justify-content: flex-end; padding: .9rem 0; }
[data-video] { cursor: pointer; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width:1024px) {
  .dash-sidebar { transform: translateX(-250px); }
  .dash-main    { margin-left: 0; }
  .sb-toggle    { display: flex; }
  .sb-close     { display: flex; }
}
@media (max-width:768px) {
  .nav-menu     { display: none; }
  .hamburger    { display: flex; }
  .topbar .tb-left { display: none; }
  .hero-inner   { grid-template-columns: 1fr; padding: 3rem 0; }
  .hero-visual, .hero-card-stack { display: none; }
  .hero-stats   { grid-template-columns: repeat(2,1fr); }
  .footer-grid  { grid-template-columns: 1fr 1fr; }
  .form-row     { grid-template-columns: 1fr; }
  .stats-row,.stats-grid { grid-template-columns: repeat(2,1fr); }
  .stats-strip .stats-grid { grid-template-columns: repeat(2,1fr); }
  .auth-page    { grid-template-columns: 1fr; }
  .auth-brand   { display: none; }
  .auth-form-panel { min-height: 100vh; align-items: flex-start; padding-top: 2.5rem; }
  .dash-cols    { grid-template-columns: 1fr; }
  .upload-layout { grid-template-columns: 1fr; }
  .profile-layout { grid-template-columns: 1fr; }
  .settings-grid  { grid-template-columns: 1fr; }
  .type-selector  { grid-template-columns: repeat(2,1fr); }
  .programs-grid, .news-grid, .testi-grid { grid-template-columns: 1fr; }
  :root { --hdr-h: 100px; }
  .site-logo img { height: 80px !important; }
}
@media (max-width:480px) {
  .footer-grid   { grid-template-columns: 1fr; }
  .stats-row,.stats-grid { grid-template-columns: 1fr 1fr; }
  .stats-strip .stats-grid { grid-template-columns: 1fr 1fr; }
  .dash-content  { padding: 1rem; }
  .container     { padding: 0 14px; }
  .hero-stats    { grid-template-columns: repeat(2,1fr); }
  .site-logo img { height: 60px !important; }
  .footer-brand .site-logo img { height: 120px !important; }
}
@media print {
  .topbar, .site-header, .site-header-wrap, .site-footer,
  .dash-sidebar, .dash-topbar { display: none !important; }
  .dash-main { margin-left: 0; }
}

/* Missing utility */
.sb-logo-text { display: flex; flex-direction: column; line-height: 1.2; }

/* ── Missing classes from lms/lectures.php and other pages ── */
.section-sm { padding: 2.5rem 0; }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--text-muted); border-radius: var(--r6); padding: .38rem .9rem; font-size: .82rem; font-weight: 600; cursor: pointer; transition: all var(--t-fast); text-decoration: none; display: inline-flex; align-items: center; }
.btn-ghost:hover { background: var(--bg-surface); color: var(--text); }
.page-hero-title { font-family: var(--font-display); font-size: clamp(1.9rem,4vw,3rem); font-weight: 400; color: #fff; margin: .3rem 0 .9rem; line-height: 1.2; }
.page-hero-lead  { font-size: 1rem; color: rgba(255,255,255,.85); max-width: 580px; line-height: 1.6; }
.page-link { padding: .38rem .72rem; border-radius: var(--r6); font-size: .83rem; font-weight: 600; border: 1px solid var(--border); color: var(--text-secondary); background: var(--bg-card); transition: all var(--t-fast); text-decoration: none; display: inline-flex; align-items: center; }
.page-link:hover { border-color: var(--primary); color: var(--primary); background: var(--blue-pale); }
.page-link.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.cursor-pointer { cursor: pointer; }

/* Profile page missing classes */
.profile-page-wrap { display: grid; grid-template-columns: 280px 1fr; gap: 1.5rem; }

/* Ensure pstat-val and pstat-label have correct colors in dark mode */
[data-theme="dark"] .pstat-val { color: #93C5FD; }

/* Fix stats row in dark mode */
[data-theme="dark"] .stat-value, [data-theme="dark"] .stat-num { color: var(--text); }

/* Ensure form-control dark mode works */
[data-theme="dark"] .form-control { background: var(--bg-card); color: var(--text); border-color: var(--border); }
[data-theme="dark"] .form-control::placeholder { color: var(--text-light); }
[data-theme="dark"] select.form-control option { background: var(--bg-card); color: var(--text); }

/* Card dark mode */
[data-theme="dark"] .card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .data-table th { background: var(--bg-surface); color: var(--text-muted); }
[data-theme="dark"] .data-table td { color: var(--text); border-color: var(--border-light); }
[data-theme="dark"] .data-table tr:hover td { background: rgba(37,99,235,.08); }
[data-theme="dark"] .modal-box { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .modal-head { border-color: var(--border); }
[data-theme="dark"] .modal-head h3 { color: var(--text); }
[data-theme="dark"] .dropdown { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .dropdown li a { color: var(--text-secondary); }
[data-theme="dark"] .dropdown li a:hover { background: rgba(37,99,235,.12); color: var(--primary); }
[data-theme="dark"] .nav-link, [data-theme="dark"] .nav-item > button.nav-link { color: var(--text-secondary); }
[data-theme="dark"] .nav-link:hover, [data-theme="dark"] .nav-item > button.nav-link:hover { background: rgba(37,99,235,.12); color: var(--primary); }
[data-theme="dark"] .site-header { background: rgba(11,17,33,.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-color: var(--border); }
[data-theme="dark"] .logo-name { color: #93C5FD; }
[data-theme="dark"] .topbar { background: #060D1B; }
[data-theme="dark"] .page-hero { background: linear-gradient(135deg, #060C1A 0%, #0A1A3D 100%); }
[data-theme="dark"] .prog-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .prog-title { color: var(--text); }
[data-theme="dark"] .prog-desc  { color: var(--text-muted); }
[data-theme="dark"] .news-card  { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .news-title { color: var(--text); }
[data-theme="dark"] .testi-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .testi-text { color: var(--text-secondary); }
[data-theme="dark"] .testi-name { color: var(--text); }
[data-theme="dark"] .page-btn   { background: var(--bg-card); border-color: var(--border); color: var(--text-secondary); }
[data-theme="dark"] .nf-btn, [data-theme="dark"] .gf-btn { background: var(--bg-card); border-color: var(--border); color: var(--text-secondary); }

/* Dashboard dark mode */
[data-theme="dark"] .dash-sidebar { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .sidebar-head { border-color: var(--border); }
[data-theme="dark"] .nav-label { color: var(--text-light); }
[data-theme="dark"] .dash-sidebar a.nav-item, [data-theme="dark"] .dash-sidebar button.nav-item { color: var(--text-secondary); }
[data-theme="dark"] .dash-sidebar a.nav-item:hover, [data-theme="dark"] .dash-sidebar button.nav-item:hover { background: rgba(37,99,235,.15); color: #93C5FD; }
[data-theme="dark"] .dash-main { background: var(--bg-main); }
[data-theme="dark"] .dash-topbar { background: rgba(11,17,33,.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-color: var(--border); }
[data-theme="dark"] .dash-topbar-title { color: var(--text); }
[data-theme="dark"] .user-avatar-btn { background: var(--bg-card); border-color: var(--border); color: var(--text); }
[data-theme="dark"] .user-dropdown { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .user-dropdown a { color: var(--text-secondary); }
[data-theme="dark"] .ud-info strong { color: var(--text); }
[data-theme="dark"] .stat-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .stat-label, [data-theme="dark"] .stat-lbl { color: var(--text-muted); }
[data-theme="dark"] .card-head-flex h3 { color: var(--text); }
[data-theme="dark"] .card-head h3 { color: var(--text); }
[data-theme="dark"] .page-title { color: var(--text); }
[data-theme="dark"] .page-sub { color: var(--text-muted); }
[data-theme="dark"] .form-label { color: var(--text-secondary); }
[data-theme="dark"] .form-actions { border-color: var(--border); }
[data-theme="dark"] .table-wrap { background: var(--bg-card); }
[data-theme="dark"] .filter-form .form-control { background: var(--bg-card); }
[data-theme="dark"] .profile-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .profile-avatar-wrap { border-color: var(--border); }
[data-theme="dark"] .profile-avatar-wrap h2 { color: var(--text); }
[data-theme="dark"] .pi-row { border-color: var(--border-light); }
[data-theme="dark"] .pi-row strong { color: var(--text); }
[data-theme="dark"] .pi-row span:first-child { color: var(--text-muted); }
[data-theme="dark"] .pstat { border-color: var(--border); }
[data-theme="dark"] .class-pill { background: var(--bg-alt); border-color: var(--border); color: var(--text-secondary); }
[data-theme="dark"] .notice-pub-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .npc-title { color: var(--text); }
[data-theme="dark"] .npc-body-text { color: var(--text-muted); }
[data-theme="dark"] .assignment-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .ac-header h4 { color: var(--text); }
[data-theme="dark"] .lecture-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .lecture-title { color: var(--text); }
[data-theme="dark"] .lec-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .lec-title { color: var(--text); }
[data-theme="dark"] .auth-form-panel { background: var(--bg-main); }
[data-theme="dark"] .auth-title { color: var(--text); }
[data-theme="dark"] .auth-sub   { color: var(--text-muted); }
[data-theme="dark"] .auth-divider::before, [data-theme="dark"] .auth-divider::after { background: var(--border); }

/* ================================================================
   MISSING CLASSES — Added in v11
   ================================================================ */

/* Student dashboard lecture mini-cards */
.lecture-grid-small {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px,1fr));
  gap: .75rem;
  padding: 1rem;
}
.lec-card-sm {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--r8);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: .2s;
  background: var(--bg-card);
}
.lec-card-sm:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--sh-sm); }
.lec-thumb {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg,#0F2455,#1D4ED8);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}
.lec-thumb-icon { font-size: 1.6rem; }
.lec-play {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  opacity: 0;
  transition: .2s;
}
.lec-card-sm:hover .lec-play { opacity: 1; }
.lec-info-sm  { padding: .5rem .6rem; }
.lec-title-sm { font-size: .78rem; font-weight: 600; color: var(--text); line-height: 1.35; }
.lec-meta-sm  { font-size: .68rem; color: var(--text-muted); margin-top: .15rem; }

/* Assignment row */
.assignment-info { flex: 1; min-width: 0; }
.assignment-info strong { font-size: .87rem; color: var(--text); display: block; }

/* Notice info */
.notice-info    { flex: 1; min-width: 0; }
.notice-icon    { font-size: 1.1rem; flex-shrink: 0; }
.notice-file-link { display: inline-flex; align-items: center; gap: .25rem; color: var(--primary); font-size: .78rem; font-weight: 600; text-decoration: none; }
.notice-file-link:hover { text-decoration: underline; }

/* lec-* classes used in lms/lectures.php and student pages */
.lec-grid     { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px,1fr)); gap: 1.25rem; }
.lec-card     { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; display: flex; flex-direction: column; transition: .2s; }
.lec-card:hover { transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,0,0,.13); border-color: var(--primary); }
.lec-body     { padding: 1rem; flex: 1; display: flex; flex-direction: column; gap: .4rem; }
.lec-badges   { display: flex; gap: .3rem; flex-wrap: wrap; }
.lec-title    { font-size: .92rem; font-weight: 700; line-height: 1.35; color: var(--text); margin: 0; }
.lec-desc     { font-size: .8rem; color: var(--text-muted); line-height: 1.5; margin: 0; flex: 1; }
.lec-meta     { display: flex; gap: .65rem; font-size: .72rem; color: var(--text-muted); flex-wrap: wrap; }
.lec-actions  { display: flex; gap: .4rem; flex-wrap: wrap; margin-top: .25rem; }
.lec-thumb-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; }
.lec-play-btn { position: absolute; inset: 0; background: rgba(0,0,0,.4); display: flex; align-items: center; justify-content: center; opacity: 0; transition: .2s; }
.lec-card:hover .lec-play-btn { opacity: 1; }
.lec-type-tag { position: absolute; top: .55rem; left: .55rem; background: rgba(0,0,0,.6); color: #fff; font-size: .58rem; font-weight: 700; padding: .18rem .5rem; border-radius: 4px; letter-spacing: .06em; }
.lec-clickable { cursor: pointer; }

/* Upload form layout */
.upload-form-card  { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r12); overflow: hidden; }
.upload-sidebar    { display: flex; flex-direction: column; gap: 1rem; }
.content-panel     { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r12); padding: 1.25rem; }

/* Stat card link variant */
.stat-card-link    { text-decoration: none; color: inherit; display: flex; }
.stat-card-link:hover .stat-card { border-color: var(--primary); }

/* Notice pub card left side */
.npc-left          { display: flex; flex-direction: column; align-items: center; justify-content: flex-start; flex-shrink: 0; }

/* class-cb (checkbox in class selection) */
.class-cb          { cursor: pointer; }

/* notices-banner items */
.notices-banner    { background: var(--blue-pale); border: 1px solid var(--border); border-radius: var(--r8); padding: .7rem .95rem; margin-bottom: 1.4rem; display: flex; flex-direction: column; gap: .42rem; }
.notice-banner-item { display: flex; align-items: baseline; gap: .52rem; font-size: .85rem; color: var(--text-secondary); }

/* Dark mode for new classes */
[data-theme="dark"] .lec-card         { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .lec-title        { color: var(--text); }
[data-theme="dark"] .lec-card-sm      { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .lec-title-sm     { color: var(--text); }
[data-theme="dark"] .upload-form-card { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .content-panel    { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .notices-banner   { background: rgba(37,99,235,.1); }

/* ================================================================
   MODALS — Bulletproof centered modals
   ================================================================ */

.modal-backdrop {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,.62);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  box-sizing: border-box;
  overflow-y: auto;
}

.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 24px 64px rgba(0,0,0,.40);
  width: 100%;
  max-width: 540px;
  max-height: calc(100vh - 2rem);
  overflow-y: auto;
  flex-shrink: 0;
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
  border-radius: 16px 16px 0 0;
}
.modal-head h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}
.modal-close {
  width: 30px; height: 30px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  border: 1px solid var(--border);
  background: none;
  transition: all .15s;
  flex-shrink: 0;
  line-height: 1;
}
.modal-close:hover { background: var(--bg-surface); color: var(--text); }

/* Form padding inside modal */
.modal-box form { padding: 1.5rem; display: flex; flex-direction: column; gap: .9rem; }
.modal-box .form-group { margin-bottom: 0; }
.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: .6rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
}

/* Dark mode */
[data-theme="dark"] .modal-backdrop  { background: rgba(0,0,0,.80); }
[data-theme="dark"] .modal-box       { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .modal-head      { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .modal-head h3   { color: var(--text); }
[data-theme="dark"] .modal-close     { border-color: var(--border); color: var(--text-muted); }
[data-theme="dark"] .modal-footer    { border-color: var(--border); }

/* Mobile: slide up from bottom */
@media (max-width: 600px) {
  .modal-backdrop {
    align-items: flex-end;
    padding: 0;
  }
  .modal-box {
    max-height: 92vh;
    border-radius: 20px 20px 0 0;
    max-width: 100%;
  }
  .modal-head {
    border-radius: 20px 20px 0 0;
  }
}


/* ════════════════════════════════════════════════════════════
   v6 ENHANCEMENTS — Added for modern polish
   ════════════════════════════════════════════════════════════ */

/* Floating card animation */
@keyframes floatCard { from { transform: translateY(0); } to { transform: translateY(-6px); } }
.hero-float-card { animation: floatCard 3s ease-in-out infinite alternate; }
.hero-float-card.fc1 { animation-delay: .5s; }

/* Enhanced hero pattern with radial overlays */
.hero-pattern {
  background:
    radial-gradient(circle at 20% 80%, rgba(37,99,235,.2) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(124,58,237,.12) 0%, transparent 50%),
    url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M20 0L0 10l20 10 20-10L20 0zM0 30l20 10 20-10V20L20 30 0 20v10z'/%3E%3C/g%3E%3C/svg%3E") !important;
}

/* Glass backdrop on sticky header in dark mode */
[data-theme="dark"] .site-header {
  background: rgba(11,17,33,.88) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Glass backdrop on dash topbar in dark mode */
[data-theme="dark"] .dash-topbar {
  background: rgba(11,17,33,.88) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Hero main card glassmorphism boost */
.hero-main-card {
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
}

/* Stats strip gradient upgrade */
.stats-strip {
  background: linear-gradient(135deg, var(--primary), #4F46E5) !important;
}
.stats-strip .stat-card {
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

/* Flash animation */
@keyframes flashIn { from { opacity:0; transform:translateY(-8px); } to { opacity:1; transform:translateY(0); } }
.flash { animation: flashIn .3s ease; }

/* CTA section radial glow */
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(37,99,235,.2) 0%, transparent 70%);
  pointer-events: none;
}
.cta-title, .cta-desc, .cta-btns { position: relative; z-index: 1; }

/* Page hero serif upgrade */
.ph-title, .page-hero-title {
  font-family: var(--font-display) !important;
  font-weight: 400 !important;
}

/* Stat card active state accent border */
.stat-card { position: relative; }
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), #6366F1);
  border-radius: var(--r12) var(--r12) 0 0;
  opacity: 0;
  transition: opacity var(--t-base);
}
.stat-card:hover::before { opacity: 1; }

/* Grade badge gradient */
.grade-badge {
  background: linear-gradient(135deg, var(--primary), #4F46E5) !important;
}

/* Notice date block gradient */
.npc-date-block {
  background: linear-gradient(135deg, var(--primary), #4F46E5) !important;
}

/* Improved card hover - subtle border glow */
.card-lift:hover,
.prog-card:hover,
.news-card:hover,
.testi-card:hover,
.lec-card:hover,
.lecture-card:hover {
  border-color: rgba(37,99,235,.25) !important;
}

/* Smoother reveal animation */
.reveal {
  transition: opacity .7s cubic-bezier(.4,0,.2,1), transform .7s cubic-bezier(.4,0,.2,1) !important;
}

/* Button primary glow on hover */
.btn-primary:hover {
  box-shadow: 0 4px 12px rgba(37,99,235,.35) !important;
}
.btn-accent:hover {
  box-shadow: 0 4px 12px rgba(229,161,0,.35) !important;
}

/* Topbar darker for more contrast */
.topbar {
  background: #0F172A !important;
}

/* Improved lec-type-tag */
.lec-type-tag {
  backdrop-filter: blur(4px) !important;
  -webkit-backdrop-filter: blur(4px) !important;
  border-radius: var(--r-full) !important;
}

/* Quick links grid cards in admin dashboard */
.quick-link-card {
  display: flex; flex-direction: column; align-items: center; gap: .4rem;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--r12); padding: 1.1rem .75rem; text-align: center;
  color: var(--text-secondary); font-size: .84rem; font-weight: 600;
  transition: all var(--t-base); text-decoration: none;
}
.quick-link-card:hover {
  border-color: rgba(37,99,235,.25);
  box-shadow: var(--sh-md);
  transform: translateY(-2px);
  color: var(--primary);
}
.quick-link-card .ql-icon { font-size: 1.5rem; }
[data-theme="dark"] .quick-link-card {
  background: var(--bg-card); border-color: var(--border); color: var(--text-secondary);
}
[data-theme="dark"] .quick-link-card:hover {
  border-color: rgba(37,99,235,.3);
  color: #93C5FD;
}