/* ╔══════════════════════════════════════════════════════════╗
   ║  CodeBot Academy — Redesigned UI v2                     ║
   ║  Aesthetic: Neon-noir tech academy                      ║
   ╚══════════════════════════════════════════════════════════╝ */

@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;500;600;700;800&family=Merriweather:wght@700;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── Design Tokens ── */
:root {
  --bg:         #060810;
  --bg2:        #0b0f1a;
  --bg3:        #0f1624;
  --bg4:        #141d2e;
  --border:     #1a2740;
  --border2:    #223356;
  --border3:    rgba(0,200,255,0.2);

  --cyan:       #00c8ff;
  --cyan-dim:   rgba(0,200,255,0.08);
  --cyan-glow:  rgba(0,200,255,0.25);
  --violet:     #a855f7;
  --violet-dim: rgba(168,85,247,0.08);
  --green:      #00e5a0;
  --amber:      #ffb020;
  --red:        #ff4d6a;

  --text:       #dde4f0;
  --text-dim:   #a8b5cc;
  --muted:      #5a6b85;

  --card-shadow: 0 1px 0 0 var(--border), 0 8px 32px rgba(0,0,0,0.5);
  --card-hover-shadow: 0 1px 0 0 var(--border2), 0 12px 48px rgba(0,200,255,0.06);

  --radius-sm: 8px;
  --radius:    12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

/* ── Body ── */
body {
  font-family: 'Nunito', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.65;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,200,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,255,0.018) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* ── Typography ── */
h1,h2,h3,h4,h5 { font-family: 'Merriweather', serif; font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
code, pre, .mono { font-family: 'JetBrains Mono', monospace; }
a { color: var(--cyan); text-decoration: none; transition: color 0.2s; }
a:hover { color: #fff; }

/* ── Layout ── */
.container    { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; position: relative; z-index: 1; }
.container-sm { max-width: 820px;  margin: 0 auto; padding: 0 1.5rem; position: relative; z-index: 1; }

/* ── Navbar ── */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(6,8,16,0.92);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
}
.navbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1.5rem; height: 60px; max-width: 1200px; margin: 0 auto; gap: 1.5rem;
}
.navbar-brand {
  display: flex; align-items: center; gap: 0.6rem;
  font-family: 'Merriweather', serif; font-weight: 800; font-size: 1.15rem;
  color: var(--text); text-decoration: none; flex-shrink: 0; letter-spacing: -0.02em;
}
.logo-icon {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; box-shadow: 0 0 16px var(--cyan-glow);
}
.navbar-brand .brand-accent { color: var(--cyan); }
.nav-links { display: flex; align-items: center; gap: 0.15rem; flex: 1; justify-content: center; }
.nav-link {
  display: flex; align-items: center; gap: 0.4rem; padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm); color: var(--muted); font-weight: 500; font-size: 0.88rem;
  transition: all 0.18s; text-decoration: none; white-space: nowrap;
}
.nav-link:hover { color: var(--text); background: var(--bg4); }
.nav-link.active { color: var(--cyan); background: var(--cyan-dim); box-shadow: inset 0 0 0 1px rgba(0,200,255,0.15); }
.nav-link.admin-link { color: var(--violet); }
.nav-link.admin-link:hover { background: var(--violet-dim); color: var(--violet); }
.nav-user { display: flex; align-items: center; gap: 0.6rem; flex-shrink: 0; }
.nav-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.72rem; color: var(--bg); cursor: pointer;
  font-family: 'Merriweather', serif;
  box-shadow: 0 0 0 2px var(--bg), 0 0 0 3px var(--border2); transition: box-shadow 0.2s;
}
.nav-avatar:hover { box-shadow: 0 0 0 2px var(--bg), 0 0 0 3px var(--cyan); }

/* ── Cards ── */
.card {
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.5rem; box-shadow: var(--card-shadow);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s; position: relative; overflow: hidden;
}
.card:hover { border-color: var(--border2); box-shadow: var(--card-hover-shadow); transform: translateY(-2px); }
.card-glow::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--violet), transparent); opacity: 0.6;
}

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.55rem 1.2rem; border-radius: var(--radius); font-weight: 600;
  font-size: 0.875rem; font-family: 'Nunito', sans-serif; cursor: pointer;
  border: none; transition: all 0.18s; text-decoration: none; letter-spacing: 0.01em; white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: linear-gradient(135deg, #00b8e8, #0080b8); color: #fff;
  box-shadow: 0 0 0 1px rgba(0,200,255,0.2), 0 4px 16px rgba(0,200,255,0.2);
}
.btn-primary:hover { background: linear-gradient(135deg, var(--cyan), #00a0d8); box-shadow: 0 0 0 1px rgba(0,200,255,0.35), 0 4px 24px rgba(0,200,255,0.3); color: #fff; }
.btn-violet {
  background: linear-gradient(135deg, var(--violet), #7c3aed); color: #fff;
  box-shadow: 0 0 0 1px rgba(168,85,247,0.2), 0 4px 16px rgba(168,85,247,0.2);
}
.btn-violet:hover { box-shadow: 0 0 0 1px rgba(168,85,247,0.35), 0 4px 24px rgba(168,85,247,0.3); filter: brightness(1.1); color: #fff; }
.btn-green { background: linear-gradient(135deg, var(--green), #00b07a); color: var(--bg); font-weight: 700; }
.btn-green:hover { filter: brightness(1.08); color: var(--bg); }
.btn-ghost { background: transparent; color: var(--text-dim); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--border2); color: var(--text); background: var(--bg3); }
.btn-danger { background: rgba(255,77,106,0.08); color: var(--red); border: 1px solid rgba(255,77,106,0.25); }
.btn-danger:hover { background: rgba(255,77,106,0.15); color: var(--red); }
.btn-sm { padding: 0.32rem 0.75rem; font-size: 0.8rem; border-radius: var(--radius-sm); }
.btn-lg { padding: 0.75rem 1.75rem; font-size: 0.97rem; border-radius: var(--radius-lg); }

/* ── Forms ── */
.form-group { margin-bottom: 1.1rem; }
.form-label { display: block; margin-bottom: 0.4rem; font-weight: 500; font-size: 0.85rem; color: var(--text-dim); }
.form-control {
  width: 100%; padding: 0.7rem 1rem; border-radius: var(--radius);
  background: var(--bg3); border: 1px solid var(--border); color: var(--text);
  font-family: 'Nunito', sans-serif; font-size: 0.9rem;
  transition: border-color 0.18s, box-shadow 0.18s, background 0.18s;
}
.form-control:focus {
  outline: none; border-color: var(--cyan);
  background: var(--bg4); box-shadow: 0 0 0 3px rgba(0,200,255,0.1);
}
.form-control::placeholder { color: var(--muted); }
textarea.form-control { min-height: 120px; resize: vertical; }
select.form-control { cursor: pointer; }

/* ── Grid ── */
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(auto-fill, minmax(300px,1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(250px,1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fill, minmax(200px,1fr)); }

/* ── Alerts ── */
.alert { padding: 0.85rem 1.1rem; border-radius: var(--radius); font-size: 0.88rem; display: flex; align-items: center; gap: 0.65rem; margin-bottom: 1.25rem; font-weight: 500; }
.alert-success { background: rgba(0,229,160,0.08); border: 1px solid rgba(0,229,160,0.25); color: var(--green); }
.alert-error   { background: rgba(255,77,106,0.08);  border: 1px solid rgba(255,77,106,0.25);  color: var(--red); }
.alert-info    { background: rgba(0,200,255,0.07);   border: 1px solid rgba(0,200,255,0.2);    color: var(--cyan); }

/* ── Page Header ── */
.page-header { padding: 2.5rem 0 1.75rem; }
.page-header h1 { font-size: 2rem; letter-spacing: -0.03em; }
.page-header p  { color: var(--muted); margin-top: 0.4rem; font-size: 0.95rem; }

/* ── Stat Cards ── */
.stat-card {
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.4rem 1.6rem; position: relative; overflow: hidden; transition: border-color 0.2s, transform 0.2s;
}
.stat-card:hover { border-color: var(--border2); transform: translateY(-2px); }
.stat-card .stat-value { font-size: 2.4rem; font-weight: 800; font-family: 'Merriweather', serif; letter-spacing: -0.04em; line-height: 1; margin: 0.4rem 0 0.2rem; }
.stat-card .stat-label { color: var(--muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600; }
.stat-card .stat-icon  { font-size: 1.4rem; opacity: 0.8; }

/* ── Progress Bar ── */
.progress-bar-wrap { background: var(--bg4); border-radius: 100px; height: 5px; overflow: hidden; }
.progress-bar-fill { height: 100%; border-radius: 100px; background: linear-gradient(90deg, var(--cyan), var(--violet)); transition: width 0.7s cubic-bezier(.23,1,.32,1); }

/* ── Course Card ── */
.course-card {
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; transition: all 0.25s cubic-bezier(.23,1,.32,1); display: flex; flex-direction: column;
}
.course-card:hover { border-color: rgba(0,200,255,0.3); transform: translateY(-4px); box-shadow: 0 16px 48px rgba(0,200,255,0.07); }
.course-card-header {
  padding: 1.5rem 1.5rem 1rem;
  background: linear-gradient(160deg, rgba(0,200,255,0.04), rgba(168,85,247,0.04));
  border-bottom: 1px solid var(--border);
}
.course-icon { font-size: 2.2rem; margin-bottom: 0.75rem; display: block; filter: drop-shadow(0 0 10px rgba(0,200,255,0.25)); }
.course-card-body { padding: 1.25rem 1.5rem; flex: 1; }
.course-card-footer { padding: 1rem 1.5rem; border-top: 1px solid var(--border); background: rgba(0,0,0,0.1); }

/* ── Lesson List ── */
.lesson-item {
  display: flex; align-items: center; gap: 1rem; padding: 0.85rem 1rem;
  border-radius: var(--radius); transition: background 0.15s; cursor: pointer;
  border: 1px solid transparent; text-decoration: none; color: var(--text);
}
.lesson-item:hover { background: var(--bg3); border-color: var(--border); color: var(--text); }
.lesson-item.completed { opacity: 0.65; }
.lesson-num {
  width: 28px; height: 28px; border-radius: 50%; border: 1.5px solid var(--border2);
  display: flex; align-items: center; justify-content: center; font-size: 0.72rem;
  font-weight: 700; flex-shrink: 0; color: var(--muted); transition: all 0.2s;
}
.lesson-num.done { background: var(--green); border-color: var(--green); color: var(--bg); box-shadow: 0 0 10px rgba(0,229,160,0.3); }

/* ── Badges ── */
.badge { padding: 0.2rem 0.65rem; border-radius: 20px; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.02em; }
.badge-cyan   { background: rgba(0,200,255,0.1);   color: var(--cyan);   border: 1px solid rgba(0,200,255,0.2); }
.badge-violet { background: rgba(168,85,247,0.1);  color: var(--violet); border: 1px solid rgba(168,85,247,0.2); }
.badge-green  { background: rgba(0,229,160,0.1);   color: var(--green);  border: 1px solid rgba(0,229,160,0.2); }
.badge-amber  { background: rgba(255,176,32,0.1);  color: var(--amber);  border: 1px solid rgba(255,176,32,0.2); }
.badge-red    { background: rgba(255,77,106,0.1);  color: var(--red);    border: 1px solid rgba(255,77,106,0.2); }

/* ── Breadcrumb ── */
.breadcrumb { display: flex; align-items: center; gap: 0.5rem; color: var(--muted); font-size: 0.82rem; margin-bottom: 1rem; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--cyan); }
.breadcrumb .sep { opacity: 0.4; }

/* ── Table ── */
.table-wrap { overflow-x: auto; border-radius: var(--radius-lg); border: 1px solid var(--border); background: var(--bg2); }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { padding: 0.85rem 1.1rem; text-align: left; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); background: var(--bg3); border-bottom: 1px solid var(--border); white-space: nowrap; }
.data-table td { padding: 0.9rem 1.1rem; border-bottom: 1px solid rgba(26,39,64,0.5); font-size: 0.88rem; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(0,200,255,0.015); }

/* ── Lesson Content ── */
.lesson-content { line-height: 1.85; }
.lesson-content h1,.lesson-content h2,.lesson-content h3 { font-family: 'Merriweather', serif; margin: 1.75rem 0 0.6rem; color: var(--text); letter-spacing: -0.02em; }
.lesson-content h2 { font-size: 1.3rem; }
.lesson-content h3 { font-size: 1.1rem; color: var(--text-dim); }
.lesson-content p  { margin-bottom: 1rem; color: var(--text-dim); }
.lesson-content pre {
  background: var(--bg3); border: 1px solid var(--border); border-left: 3px solid var(--cyan);
  border-radius: var(--radius); padding: 1.25rem; overflow-x: auto;
  font-family: 'JetBrains Mono', monospace; font-size: 0.85rem; color: var(--cyan); margin: 1.25rem 0; line-height: 1.65;
}
.lesson-content code { font-family: 'JetBrains Mono', monospace; background: rgba(0,200,255,0.08); color: var(--cyan); padding: 0.15rem 0.45rem; border-radius: 5px; font-size: 0.85em; border: 1px solid rgba(0,200,255,0.12); }
.lesson-content ul,.lesson-content ol { padding-left: 1.5rem; margin-bottom: 1rem; color: var(--text-dim); }
.lesson-content li { margin-bottom: 0.35rem; }
.lesson-content blockquote { border-left: 3px solid var(--violet); padding: 0.75rem 1.25rem; color: var(--muted); font-style: italic; margin: 1.25rem 0; background: var(--violet-dim); border-radius: 0 var(--radius) var(--radius) 0; }
.lesson-content img { max-width: 100%; border-radius: var(--radius); margin: 0.5rem 0; border: 1px solid var(--border); }

/* ── Sidebar Layout ── */
.sidebar-layout { display: grid; grid-template-columns: 280px 1fr; gap: 1.75rem; align-items: start; }
.sidebar { position: sticky; top: 76px; }
@media (max-width: 900px) { .sidebar-layout { grid-template-columns: 1fr; } .sidebar { position: static; } }

/* ── Section ── */
.section { padding: 2rem 0; }
.section-title { font-size: 1.05rem; margin-bottom: 1.25rem; display: flex; align-items: center; gap: 0.6rem; font-family: 'Merriweather', serif; letter-spacing: -0.01em; }

/* ── Empty State ── */
.empty-state { text-align: center; padding: 4rem 2rem; color: var(--muted); }
.empty-state .empty-icon { font-size: 2.75rem; margin-bottom: 1rem; }
.empty-state p { max-width: 280px; margin: 0 auto; font-size: 0.9rem; line-height: 1.6; }

/* ── Announcements ── */
.announcement {
  background: linear-gradient(135deg, rgba(0,200,255,0.04), rgba(168,85,247,0.03));
  border: 1px solid rgba(0,200,255,0.15); border-radius: var(--radius); padding: 1rem 1.2rem;
  margin-bottom: 0.65rem; transition: border-color 0.2s;
}
.announcement:hover { border-color: rgba(0,200,255,0.28); }
.announcement-title { font-weight: 600; font-size: 0.9rem; margin-bottom: 0.2rem; }
.announcement-body  { color: var(--muted); font-size: 0.85rem; line-height: 1.5; }
.announcement-meta  { color: var(--muted); font-size: 0.75rem; margin-top: 0.4rem; opacity: 0.8; }

/* ── Admin ── */
.admin-sidebar {
  width: 230px; background: var(--bg2); border-right: 1px solid var(--border);
  min-height: calc(100vh - 60px); padding: 1.25rem 0; position: sticky; top: 60px;
  height: calc(100vh - 60px); overflow-y: auto; flex-shrink: 0;
}
.admin-layout { display: flex; gap: 0; min-height: calc(100vh - 60px); position: relative; z-index: 1; }
.admin-main { flex: 1; padding: 2rem; overflow: hidden; min-width: 0; }
.admin-nav-item {
  display: flex; align-items: center; gap: 0.75rem; padding: 0.65rem 1.25rem;
  color: var(--muted); font-size: 0.875rem; font-weight: 500; transition: all 0.15s;
  text-decoration: none; border-right: 2px solid transparent;
}
.admin-nav-item:hover { color: var(--text); background: var(--bg3); }
.admin-nav-item.active { color: var(--cyan); background: var(--cyan-dim); border-right-color: var(--cyan); }
.admin-nav-item .nav-icon { font-size: 1rem; width: 20px; text-align: center; }
.admin-nav-label { padding: 0.75rem 1.25rem 0.35rem; font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); opacity: 0.55; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .grid-2,.grid-3,.grid-4 { grid-template-columns: 1fr; }
  .page-header h1 { font-size: 1.5rem; }
  .navbar-inner { padding: 0 1rem; gap: 0.75rem; }
  .nav-links .nav-link span { display: none; }
  .admin-sidebar { display: none; }
  .admin-main { padding: 1.25rem; }
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* ── Divider ── */
.divider { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }

/* ── Utilities ── */
.text-muted   { color: var(--muted); }
.text-dim     { color: var(--text-dim); }
.text-cyan    { color: var(--cyan); }
.text-violet  { color: var(--violet); }
.text-green   { color: var(--green); }
.text-amber   { color: var(--amber); }
.text-red     { color: var(--red); }
.text-sm      { font-size: 0.85rem; }
.text-xs      { font-size: 0.78rem; }
.text-center  { text-align: center; }
.font-mono    { font-family: 'JetBrains Mono', monospace; }
.flex         { display: flex; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap    { flex-wrap: wrap; }
.flex-col     { flex-direction: column; }
.gap-1 { gap: 0.5rem; } .gap-2 { gap: 1rem; } .gap-3 { gap: 1.5rem; }
.mt-1 { margin-top: 0.5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; }
.fw-bold { font-weight: 700; } .fw-600 { font-weight: 600; }
.w-full { width: 100%; }

/* ── Tab bar (used in admin / inner pages) ── */
.tab-bar {
  display: flex; gap: 0.2rem; background: var(--bg3); border-radius: var(--radius);
  padding: 0.2rem; margin-bottom: 1.75rem; border: 1px solid var(--border);
}
.tab-btn {
  flex: 1; padding: 0.55rem; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.85rem;
  cursor: pointer; border: none; background: transparent; color: var(--muted);
  font-family: 'Nunito', sans-serif; transition: all 0.2s;
}
.tab-btn.active { background: var(--bg); color: var(--text); box-shadow: 0 1px 6px rgba(0,0,0,0.4); }

/* ══════════════════════════════════════════════════════════════
   THEMES  —  applied via [data-theme] on <html>
   ══════════════════════════════════════════════════════════════ */

/* ── Light theme ─────────────────────────────────────────────── */
[data-theme="light"] {
  --bg:         #f0f4ff;
  --bg2:        #ffffff;
  --bg3:        #e8edf8;
  --bg4:        #dde4f5;
  --border:     #c8d0e8;
  --border2:    #a8b8d8;
  --border3:    rgba(0,112,184,0.25);

  --cyan:       #0070b8;
  --cyan-dim:   rgba(0,112,184,0.10);
  --cyan-glow:  rgba(0,112,184,0.20);
  --violet:     #7c3aed;
  --violet-dim: rgba(124,58,237,0.10);
  --green:      #059669;
  --amber:      #d97706;
  --red:        #dc2626;

  --text:       #1a2035;
  --text-dim:   #3a4a65;
  --muted:      #6b7a9a;

  --card-shadow: 0 1px 0 0 var(--border), 0 4px 16px rgba(0,0,0,0.08);
  --card-hover-shadow: 0 1px 0 0 var(--border2), 0 8px 32px rgba(0,112,184,0.12);
}
[data-theme="light"] body {
  background: var(--bg);
  color: var(--text);
}
[data-theme="light"] body::before {
  background-image:
    linear-gradient(rgba(0,112,184,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,112,184,0.04) 1px, transparent 1px);
}
[data-theme="light"] .navbar {
  background: rgba(240,244,255,0.94);
  border-bottom-color: var(--border);
}
[data-theme="light"] .card { background: var(--bg2); }
[data-theme="light"] .admin-sidebar { background: var(--bg3); border-right-color: var(--border); }
[data-theme="light"] .form-input,
[data-theme="light"] .form-select,
[data-theme="light"] .form-textarea {
  background: var(--bg2);
  border-color: var(--border);
  color: var(--text);
}
[data-theme="light"] .form-input:focus,
[data-theme="light"] .form-select:focus,
[data-theme="light"] .form-textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--cyan-dim);
}
[data-theme="light"] .data-table th { background: var(--bg3); color: var(--muted); }
[data-theme="light"] .data-table tr:hover td { background: var(--bg3); }
[data-theme="light"] .btn-ghost { color: var(--text-dim); border-color: var(--border); }
[data-theme="light"] .btn-ghost:hover { background: var(--bg4); color: var(--text); }
[data-theme="light"] .progress-bar-bg { background: var(--bg4); }
[data-theme="light"] ::-webkit-scrollbar-track { background: var(--bg3); }
[data-theme="light"] ::-webkit-scrollbar-thumb { background: var(--border2); }

/* ── Ocean theme ─────────────────────────────────────────────── */
[data-theme="ocean"] {
  --bg:         #03101f;
  --bg2:        #061828;
  --bg3:        #082030;
  --bg4:        #0a2840;
  --border:     #0d3050;
  --border2:    #155080;
  --border3:    rgba(0,212,255,0.2);

  --cyan:       #00d4ff;
  --cyan-dim:   rgba(0,212,255,0.08);
  --cyan-glow:  rgba(0,212,255,0.25);
  --violet:     #4da8ff;
  --violet-dim: rgba(77,168,255,0.08);
  --green:      #00ffcc;
  --amber:      #ffcc44;
  --red:        #ff5577;

  --text:       #c8e8f8;
  --text-dim:   #88b8d8;
  --muted:      #3a6888;
}
[data-theme="ocean"] body::before {
  background-image:
    linear-gradient(rgba(0,212,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.025) 1px, transparent 1px);
}

/* ── Forest theme ─────────────────────────────────────────────── */
[data-theme="forest"] {
  --bg:         #060e08;
  --bg2:        #091508;
  --bg3:        #0c1e0c;
  --bg4:        #102810;
  --border:     #1a3a1a;
  --border2:    #285028;
  --border3:    rgba(0,224,132,0.2);

  --cyan:       #00e084;
  --cyan-dim:   rgba(0,224,132,0.08);
  --cyan-glow:  rgba(0,224,132,0.25);
  --violet:     #70e050;
  --violet-dim: rgba(112,224,80,0.08);
  --green:      #a0ff70;
  --amber:      #e0c040;
  --red:        #ff6050;

  --text:       #c8f0d0;
  --text-dim:   #88c898;
  --muted:      #3a6840;
}
[data-theme="forest"] body::before {
  background-image:
    linear-gradient(rgba(0,224,132,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,224,132,0.025) 1px, transparent 1px);
}

/* ── Sunset theme ─────────────────────────────────────────────── */
[data-theme="sunset"] {
  --bg:         #120810;
  --bg2:        #1c0e14;
  --bg3:        #24141a;
  --bg4:        #2e1a20;
  --border:     #3e2028;
  --border2:    #582e3a;
  --border3:    rgba(255,107,53,0.2);

  --cyan:       #ff6b35;
  --cyan-dim:   rgba(255,107,53,0.08);
  --cyan-glow:  rgba(255,107,53,0.25);
  --violet:     #ff8c55;
  --violet-dim: rgba(255,140,85,0.08);
  --green:      #ffcc55;
  --amber:      #ff9944;
  --red:        #ff4466;

  --text:       #f0ddd0;
  --text-dim:   #c8a898;
  --muted:      #785850;
}
[data-theme="sunset"] body::before {
  background-image:
    linear-gradient(rgba(255,107,53,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,107,53,0.025) 1px, transparent 1px);
}

/* ── Shared fixes for all non-dark themes ─────────────────────── */
/* ── La Salle theme (Orange + Navy) ───────────────────────────── */
[data-theme="lasalle"] {
  --bg:         #f5f6f8;
  --bg2:        #ffffff;
  --bg3:        #eef0f5;
  --bg4:        #e4e7ef;
  --border:     #d0d5e4;
  --border2:    #b0b8d0;
  --border3:    rgba(230,90,20,0.25);

  --cyan:       #e65a14;
  --cyan-dim:   rgba(230,90,20,0.10);
  --cyan-glow:  rgba(230,90,20,0.22);
  --violet:     #1a2e5a;
  --violet-dim: rgba(26,46,90,0.10);
  --green:      #1a7a3c;
  --amber:      #e6920a;
  --red:        #c0392b;

  --text:       #1a2035;
  --text-dim:   #3a4a65;
  --muted:      #6b7a9a;

  --card-shadow: 0 1px 0 0 var(--border), 0 4px 16px rgba(0,0,0,0.08);
  --card-hover-shadow: 0 1px 0 0 var(--border2), 0 8px 28px rgba(230,90,20,0.12);
}
[data-theme="lasalle"] body {
  background: var(--bg);
  color: var(--text);
}
[data-theme="lasalle"] body::before {
  background-image:
    linear-gradient(rgba(26,46,90,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,46,90,0.04) 1px, transparent 1px);
}
[data-theme="lasalle"] .navbar {
  background: #1a2e5a;
  border-bottom-color: #0f1e40;
}
[data-theme="lasalle"] .navbar-brand,
[data-theme="lasalle"] .navbar-brand span,
[data-theme="lasalle"] .nav-link { color: #e8edf8; }
[data-theme="lasalle"] .nav-link:hover { background: rgba(255,255,255,0.10); color: #fff; }
[data-theme="lasalle"] .nav-link.active { color: #ff8c45; background: rgba(230,90,20,0.18); box-shadow: inset 0 0 0 1px rgba(230,90,20,0.25); }
[data-theme="lasalle"] .nav-link.admin-link { color: #ffb070; }
[data-theme="lasalle"] .logo-icon { background: linear-gradient(135deg, #e65a14, #ff8c45) !important; }
[data-theme="lasalle"] .card { background: var(--bg2); border-color: var(--border); }
[data-theme="lasalle"] .admin-sidebar { background: #1a2e5a; border-right-color: #0f1e40; }
[data-theme="lasalle"] .admin-nav-item { color: #aabbd8; }
[data-theme="lasalle"] .admin-nav-item:hover { color: #fff; background: rgba(255,255,255,0.08); }
[data-theme="lasalle"] .admin-nav-item.active { color: #ff8c45; background: rgba(230,90,20,0.18); border-right-color: #e65a14; }
[data-theme="lasalle"] .admin-nav-label { color: #6a80aa; }
[data-theme="lasalle"] .form-control {
  background: var(--bg2);
  border-color: var(--border);
  color: var(--text);
}
[data-theme="lasalle"] .form-control:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--cyan-dim);
}
[data-theme="lasalle"] .btn-primary {
  background: linear-gradient(135deg, #e65a14, #c84a08);
  box-shadow: 0 2px 12px rgba(230,90,20,0.3);
}
[data-theme="lasalle"] .btn-primary:hover {
  background: linear-gradient(135deg, #f06a24, #d85a18);
  box-shadow: 0 0 0 1px rgba(230,90,20,0.4), 0 4px 20px rgba(230,90,20,0.35);
}
[data-theme="lasalle"] .btn-ghost { color: var(--text-dim); border-color: var(--border); }
[data-theme="lasalle"] .btn-ghost:hover { background: var(--bg4); color: var(--text); }
[data-theme="lasalle"] .data-table th { background: var(--bg3); color: var(--muted); border-bottom-color: var(--border); }
[data-theme="lasalle"] .data-table tr:hover td { background: var(--bg3); }
[data-theme="lasalle"] .table-wrap { background: var(--bg2); border-color: var(--border); }
[data-theme="lasalle"] .tab-btn.active { background: var(--bg); color: var(--text); }
[data-theme="lasalle"] .progress-bar-fill { background: linear-gradient(90deg, #e65a14, #1a2e5a); }
[data-theme="lasalle"] a { color: var(--cyan); }
[data-theme="lasalle"] ::-webkit-scrollbar-track { background: var(--bg3); }
[data-theme="lasalle"] ::-webkit-scrollbar-thumb { background: var(--border2); }

/* ── Ocean / Forest / Sunset shared component overrides ────────── */
[data-theme="ocean"] body,
[data-theme="forest"] body,
[data-theme="sunset"] body {
  background: var(--bg);
  color: var(--text);
}

[data-theme="ocean"] .navbar,
[data-theme="forest"] .navbar,
[data-theme="sunset"] .navbar {
  background: var(--bg2);
  border-bottom-color: var(--border);
  backdrop-filter: blur(20px) saturate(180%);
}

[data-theme="ocean"] .card,
[data-theme="forest"] .card,
[data-theme="sunset"] .card { background: var(--bg2); }

[data-theme="ocean"] .admin-sidebar,
[data-theme="forest"] .admin-sidebar,
[data-theme="sunset"] .admin-sidebar { background: var(--bg2); border-right-color: var(--border); }

[data-theme="ocean"] .form-control,
[data-theme="forest"] .form-control,
[data-theme="sunset"] .form-control {
  background: var(--bg3);
  border-color: var(--border);
  color: var(--text);
}

[data-theme="ocean"] .form-control:focus,
[data-theme="forest"] .form-control:focus,
[data-theme="sunset"] .form-control:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--cyan-dim);
}

[data-theme="ocean"] .data-table th,
[data-theme="forest"] .data-table th,
[data-theme="sunset"] .data-table th { background: var(--bg3); color: var(--muted); }

[data-theme="ocean"] .data-table tr:hover td,
[data-theme="forest"] .data-table tr:hover td,
[data-theme="sunset"] .data-table tr:hover td { background: var(--bg3); }

[data-theme="ocean"] .btn-ghost,
[data-theme="forest"] .btn-ghost,
[data-theme="sunset"] .btn-ghost { color: var(--text-dim); border-color: var(--border); }

[data-theme="ocean"] .btn-ghost:hover,
[data-theme="forest"] .btn-ghost:hover,
[data-theme="sunset"] .btn-ghost:hover { background: var(--bg4); color: var(--text); }

[data-theme="ocean"] .table-wrap,
[data-theme="forest"] .table-wrap,
[data-theme="sunset"] .table-wrap { background: var(--bg2); border-color: var(--border); }

[data-theme="ocean"] .tab-btn.active,
[data-theme="forest"] .tab-btn.active,
[data-theme="sunset"] .tab-btn.active { background: var(--bg); color: var(--text); }

[data-theme="ocean"] ::-webkit-scrollbar-track,
[data-theme="forest"] ::-webkit-scrollbar-track,
[data-theme="sunset"] ::-webkit-scrollbar-track { background: var(--bg3); }

[data-theme="ocean"] ::-webkit-scrollbar-thumb,
[data-theme="forest"] ::-webkit-scrollbar-thumb,
[data-theme="sunset"] ::-webkit-scrollbar-thumb { background: var(--border2); }