@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --p1:     #4f46e5;
  --p2:     #312e81;
  --p3:     #6366f1;
  --accent: #818cf8;
  --accent2:#a5b4fc;
  --gold:   #f59e0b;
  --green:  #10b981;
  --red:    #ef4444;
  --blue:   #3b82f6;
  --cream:  #f8fafc;
  --white:  #ffffff;
  --dark:   #0f172a;
  --gray:   #64748b;
  --border: #e2e8f0;
  --card:   #ffffff;
  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -1px rgba(0,0,0,0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
  --radius: 16px;
  --radius-sm: 10px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --sidebar-w: 260px;
  --header-h: 64px;
}
/* ─── DARK THEME ─────────────────────────────────────────────────── */
[data-theme="dark"] {
  --cream:  #0d1117;
  --white:  #161b22;
  --card:   #161b22;
  --border: #30363d;
  --dark:   #e6edf3;
  --gray:   #8b949e;
  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.4);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.4), 0 2px 4px -1px rgba(0,0,0,0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.5), 0 4px 6px -2px rgba(0,0,0,0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.6), 0 10px 10px -5px rgba(0,0,0,0.3);
  --p2: #1a1f6e;
}
[data-theme="dark"] body { background: var(--cream); color: var(--dark); }
[data-theme="dark"] .card { background: var(--card); border-color: var(--border); }
[data-theme="dark"] .topbar { background: #161b22; border-bottom-color: var(--border); }
[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea { background: #0d1117; color: var(--dark); border-color: var(--border); }
[data-theme="dark"] select,
[data-theme="dark"] input[type="text"] { background: #0d1117; color: var(--dark); border-color: var(--border); }
[data-theme="dark"] .badge-purple { background: rgba(79,70,229,0.2); }
[data-theme="dark"] .badge-green  { background: rgba(16,185,129,0.2); }
[data-theme="dark"] .badge-red    { background: rgba(239,68,68,0.2); }
[data-theme="dark"] .badge-gold   { background: rgba(245,158,11,0.2); }
[data-theme="dark"] .badge-blue   { background: rgba(59,130,246,0.2); }
[data-theme="dark"] .badge-gray   { background: rgba(100,116,139,0.2); }
[data-theme="dark"] tbody tr:hover { background: rgba(255,255,255,0.03); }
[data-theme="dark"] .btn-outline { color: var(--dark); border-color: var(--border); }
[data-theme="dark"] .btn-ghost:hover { background: rgba(255,255,255,0.06); }
[data-theme="dark"] .table-wrap { border-color: var(--border); }
[data-theme="dark"] th, [data-theme="dark"] td { border-color: var(--border); }
[data-theme="dark"] thead tr { background: rgba(255,255,255,0.02); }
[data-theme="dark"] .progress-bar { background: var(--border); }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: var(--border); }
[data-theme="dark"] .loading-overlay { background: rgba(13,17,23,.8); }

/* ─── THEME TOGGLE BUTTON ────────────────────────────────────────── */
.theme-toggle {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 10px; border: 1.5px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.08); cursor: pointer; transition: all 0.2s;
  color: rgba(255,255,255,0.8); flex-shrink: 0;
}
.theme-toggle:hover { background: rgba(255,255,255,0.16); border-color: rgba(255,255,255,0.3); transform: scale(1.05); }
.theme-toggle svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: all 0.3s; }
[data-theme="dark"] .theme-toggle { border-color: rgba(255,255,255,0.12); background: rgba(255,255,255,0.06); }

html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--cream); color: var(--dark); line-height: 1.6; transition: background 0.25s, color 0.25s; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray); }
.icon {
  width: 20px; height: 20px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  color: currentColor; vertical-align: middle;
}
.icon svg { width: 100%; height: 100%; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.icon-sm { width: 16px; height: 16px; }
.icon-lg { width: 24px; height: 24px; }
.icon-xl { width: 32px; height: 32px; }
h1,h2,h3,h4 { line-height: 1.2; font-weight: 700; letter-spacing: -0.01em; color: var(--dark); }
h1 { font-size: clamp(28px,4vw,48px); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(22px,3vw,32px); font-weight: 700; }
h3 { font-size: 18px; font-weight: 700; }
h4 { font-size: 15px; font-weight: 600; }
.btn { display:inline-flex; align-items:center; gap:8px; padding:10px 20px; border-radius:var(--radius-sm); font-family:var(--font); font-size:14px; font-weight:600; cursor:pointer; transition:all 0.2s cubic-bezier(0.4, 0, 0.2, 1); border:none; text-decoration:none; justify-content:center; }
.btn-primary { background:var(--p1); color:#fff; box-shadow:0 2px 4px rgba(79,70,229,0.15); }
.btn-primary:hover { background:var(--p3); transform:translateY(-2px); box-shadow:0 6px 16px rgba(79,70,229,0.25); }
.btn-outline { background:transparent; color:var(--dark); border:1.5px solid var(--border); }
.btn-outline:hover { border-color:var(--p1); color:var(--p1); background:rgba(79,70,229,0.04); transform:translateY(-1px); }
.btn-accent { background:var(--accent); color:#fff; }
.btn-accent:hover { background:var(--accent2); transform:translateY(-1px); }
.btn-ghost { background:transparent; color:var(--gray); }
.btn-ghost:hover { background:var(--cream); color:var(--dark); }
.btn-danger { background:var(--red); color:#fff; }
.btn-danger:hover { filter:brightness(1.1); transform:translateY(-1px); }
.btn-sm { padding:8px 16px; font-size:13px; gap:6px; }
.btn-lg { padding:14px 28px; font-size:15px; }
.card { background:var(--card); border:1px solid var(--border); border-radius:var(--radius); padding:28px; box-shadow:var(--shadow-sm); transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1); }
.card-hover:hover { transform:translateY(-4px); box-shadow:var(--shadow-lg); border-color:var(--p1); }
.badge { display:inline-flex; align-items:center; gap:4px; padding:3px 10px; border-radius:100px; font-size:11px; font-weight:600; letter-spacing:0.02em; }
.badge-purple { background:#eef2ff; color:var(--p1); }
.badge-green  { background:#f0fdf4; color:#15803d; }
.badge-red    { background:#fef2f2; color:#b91c1c; }
.badge-gold   { background:#fefce8; color:#a16207; }
.badge-blue   { background:#eff6ff; color:#1d4ed8; }
.badge-gray   { background:#f1f5f9; color:#475569; }
.form-group { display:flex; flex-direction:column; gap:6px; margin-bottom:16px; }
.form-group label { font-size:12px; font-weight:600; color:var(--dark); letter-spacing:0.03em; }
.form-group input, .form-group select, .form-group textarea {
  padding:12px 16px; border:1.5px solid var(--border); border-radius:var(--radius-sm);
  font-family:var(--font); font-size:14px; color:var(--dark); outline:none;
  transition:border-color 0.2s, box-shadow 0.2s; background:#fff; box-shadow:var(--shadow-sm);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color:var(--p1); box-shadow:0 0 0 4px rgba(79,70,229,0.1);
}
.flex { display:flex; }
.items-center { align-items:center; }
.justify-between { justify-content:space-between; }
.gap-4 { gap:4px; }
.gap-8 { gap:8px; }
.gap-12 { gap:12px; }
.gap-16 { gap:16px; }
.gap-24 { gap:24px; }
.mt-4 { margin-top:4px; }
.mt-8 { margin-top:8px; }
.mt-16 { margin-top:16px; }
.mt-24 { margin-top:24px; }
.mb-8 { margin-bottom:8px; }
.mb-16 { margin-bottom:16px; }
.mb-24 { margin-bottom:24px; }
.text-sm { font-size:13px; }
.text-xs { font-size:11px; }
.text-gray { color:var(--gray); }
.text-center { text-align:center; }
.text-purple { color:var(--p1); }
.text-green { color:var(--green); }
.text-red { color:var(--red); }
.text-gold { color:var(--gold); }
.font-bold { font-weight:700; }
.font-600 { font-weight:600; }
.w-full { width:100%; }
.grid { display:grid; }
.grid-2 { grid-template-columns:1fr 1fr; }
.grid-3 { grid-template-columns:1fr 1fr 1fr; }
.grid-4 { grid-template-columns:1fr 1fr 1fr 1fr; }
.stat-card {
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius); padding:20px 24px;
  display:flex; align-items:center; gap:16px; box-shadow:var(--shadow-sm); transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.stat-card:hover { transform:translateY(-2px); box-shadow:var(--shadow-lg); border-color:rgba(99,102,241,0.2); }
.stat-icon {
  width:48px; height:48px; border-radius:12px;
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
  color: var(--gray);
}
.stat-icon svg { width:22px; height:22px; stroke:currentColor; fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.stat-icon.purple { background:#eef2ff; color:var(--p1); }
.stat-icon.green  { background:#f0fdf4; color:var(--green); }
.stat-icon.gold   { background:#fefce8; color:var(--gold); }
.stat-icon.blue   { background:#eff6ff; color:var(--blue); }
.stat-icon.red    { background:#fef2f2; color:var(--red); }
.stat-num { font-size:28px; font-weight:800; color:var(--dark); line-height:1; letter-spacing:-0.02em; }
.stat-label { font-size:12px; color:var(--gray); font-weight:500; margin-top:2px; }
.ach-emoji {
  width:48px; height:48px; border-radius:12px;
  background:rgba(99,102,241,0.1); color:var(--p1);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0; box-shadow:inset 0 0 0 1px rgba(99,102,241,0.15);
}
.ach-emoji svg { width:24px; height:24px; stroke:currentColor; fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.progress-bar { height:8px; background:var(--border); border-radius:4px; overflow:hidden; }
.progress-fill { height:100%; border-radius:4px; background:var(--p1); transition:width 0.8s cubic-bezier(.25,.46,.45,.94); }
.avatar {
  width:40px; height:40px; border-radius:50%; background:var(--p1);
  display:flex; align-items:center; justify-content:center; color:#fff; font-weight:700; font-size:14px;
  flex-shrink:0;
}
.avatar-lg { width:64px; height:64px; font-size:22px; }
.avatar-xl { width:96px; height:96px; font-size:32px; }
#toast-container { position:fixed; bottom:24px; right:24px; z-index:9999; display:flex; flex-direction:column; gap:8px; }
.toast {
  background:var(--dark); color:#fff; padding:12px 18px; border-radius:var(--radius-sm);
  font-size:13px; font-weight:500; box-shadow:var(--shadow-lg);
  animation:slideIn 0.3s ease; max-width:320px;
}
.toast.success { background:#15803d; }
.toast.error   { background:#b91c1c; }
.toast.info    { background:var(--p1); }
@keyframes slideIn { from { transform:translateX(120%); opacity:0; } to { transform:translateX(0); opacity:1; } }
@keyframes slideOut { from { transform:translateX(0); opacity:1; } to { transform:translateX(120%); opacity:0; } }
.modal-overlay {
  display:none; position:fixed; inset:0; z-index:999;
  background:rgba(15,23,42,0.6); -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  align-items:center; justify-content:center; padding:16px;
}
.modal-overlay.open { display:flex; animation:fadeIn 0.2s ease; }
.modal {
  background:var(--white); border-radius:16px; padding:36px; width:100%; max-width:480px;
  position:relative; box-shadow:0 24px 64px rgba(0,0,0,0.15);
  animation:scaleIn 0.25s cubic-bezier(.34,1.56,.64,1);
}
.modal-xl { max-width:720px; }
.modal-close {
  position:absolute; top:14px; right:14px; width:32px; height:32px; border-radius:8px;
  border:none; background:var(--cream); cursor:pointer; font-size:16px; color:var(--gray);
  display:flex; align-items:center; justify-content:center; transition:all 0.15s;
}
.modal-close:hover { background:#eef2ff; color:var(--p1); }
@keyframes fadeIn { from{opacity:0} to{opacity:1} }
@keyframes scaleIn { from{transform:scale(.9);opacity:0} to{transform:scale(1);opacity:1} }
.section-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:20px; }
.section-label { font-size:11px; font-weight:700; letter-spacing:0.1em; text-transform:uppercase; color:var(--p1); margin-bottom:6px; }
.section-title { font-size:clamp(20px,2.5vw,28px); color:var(--dark); font-weight:700; }
.table-wrap { overflow-x:auto; border-radius:var(--radius); border:1px solid var(--border); box-shadow:var(--shadow-sm); }
table { width:100%; border-collapse:collapse; text-align:left; }
thead tr { background:rgba(241,245,249,0.6); }
th { padding:14px 18px; font-size:12px; font-weight:600; letter-spacing:0.05em; text-transform:uppercase; color:var(--gray); border-bottom:1px solid var(--border); white-space:nowrap; }
td { padding:16px 18px; font-size:14px; border-bottom:1px solid var(--border); color:var(--dark); }
tr:last-child td { border-bottom:none; }
tbody tr { transition:background 0.2s; }
tbody tr:hover { background:var(--cream); }
.grade-cell { display:inline-flex; align-items:center; justify-content:center; width:36px; height:36px; border-radius:8px; font-weight:700; font-size:13px; }
.grade-a  { background:#f0fdf4; color:#15803d; }
.grade-b  { background:#eff6ff; color:#1d4ed8; }
.grade-c  { background:#fefce8; color:#a16207; }
.grade-d  { background:#fef2f2; color:#b91c1c; }
.risk-low    { color:var(--green); font-weight:600; }
.risk-medium { color:var(--gold);  font-weight:600; }
.risk-high   { color:var(--red);   font-weight:600; }
.chart-wrap { position:relative; }
.sidebar {
  width:var(--sidebar-w); background:var(--p2); min-height:100vh;
  position:fixed; top:0; left:0; z-index:50; display:flex; flex-direction:column;
  transition:transform 0.3s cubic-bezier(.25,.46,.45,.94); box-shadow:var(--shadow-xl);
}
.sidebar-logo {
  padding:20px 24px; border-bottom:1px solid rgba(255,255,255,0.08);
  display:flex; align-items:center; gap:12px;
}
.sidebar-logo img { width:36px; height:36px; border-radius:8px; }
.sidebar-logo-text strong { display:block; font-size:15px; color:#fff; font-weight:700; }
.sidebar-logo-text span { font-size:10px; color:var(--accent); letter-spacing:0.08em; text-transform:uppercase; }
.sidebar-nav { flex:1; padding:16px 12px; display:flex; flex-direction:column; gap:2px; overflow-y:auto; }
.nav-section-label { font-size:10px; font-weight:700; letter-spacing:0.1em; text-transform:uppercase; color:rgba(255,255,255,0.3); padding:16px 12px 6px; }
.nav-item {
  display:flex; align-items:center; gap:12px; padding:12px 14px; border-radius:var(--radius-sm);
  color:rgba(255,255,255,0.7); font-size:13px; font-weight:600; text-decoration:none; cursor:pointer;
  transition:all 0.2s cubic-bezier(0.4, 0, 0.2, 1); border:none; background:none; width:100%; text-align:left;
}
.nav-item:hover { background:rgba(255,255,255,0.08); color:#fff; transform:translateX(4px); }
.nav-item.active { background:var(--p1); color:#fff; box-shadow:0 4px 12px rgba(79,70,229,0.3); }
.nav-item .nav-icon { width:20px; height:20px; flex-shrink:0; display:flex; align-items:center; justify-content:center; }
.nav-item .nav-icon svg { width:18px; height:18px; stroke:currentColor; fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.nav-badge { margin-left:auto; background:var(--accent); color:#fff; font-size:10px; font-weight:700; padding:2px 7px; border-radius:100px; }
.sidebar-footer { padding:16px 24px; border-top:1px solid rgba(255,255,255,0.08); }
.sidebar-user { display:flex; align-items:center; gap:10px; }
.sidebar-user-info strong { display:block; font-size:13px; color:#fff; font-weight:600; }
.sidebar-user-info span { font-size:11px; color:rgba(255,255,255,0.5); }
.app-layout { display:flex; min-height:100vh; }
.main-content { margin-left:var(--sidebar-w); flex:1; display:flex; flex-direction:column; min-width:0; transition: margin-left .3s cubic-bezier(.25,.46,.45,.94); }

/* ── SIDEBAR COLLAPSE ─────────────────────────────────────── */
.sidebar-collapse-btn {
  position:absolute; top:20px; right:-14px; z-index:60;
  width:28px; height:28px; border-radius:50%; border:1.5px solid rgba(255,255,255,.15);
  background:var(--p2); color:rgba(255,255,255,.6); cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  transition:all .2s; box-shadow:0 2px 8px rgba(0,0,0,.3);
}
.sidebar-collapse-btn:hover { color:#fff; border-color:rgba(255,255,255,.35); background:#3b4c6b; }
.sidebar-collapse-btn svg { transition:transform .3s; }

/* Collapsed state */
.sidebar.collapsed { width:64px; }
.sidebar.collapsed .sidebar-logo-text,
.sidebar.collapsed .nav-section-label,
.sidebar.collapsed .nav-item span:last-child,
.sidebar.collapsed .sidebar-user-info,
.sidebar.collapsed [data-hide-collapsed] { opacity:0; pointer-events:none; width:0; overflow:hidden; white-space:nowrap; }
.sidebar.collapsed .sidebar-logo { padding:20px 14px; justify-content:center; }
.sidebar.collapsed .nav-item { padding:12px; justify-content:center; gap:0; }
.sidebar.collapsed .nav-icon { margin:0; }
.sidebar.collapsed .sidebar-user { justify-content:center; }
.sidebar.collapsed .sidebar-footer { padding:12px; }
.sidebar.collapsed .sidebar-collapse-btn svg { transform:rotate(180deg); }
.main-content.expanded { margin-left:64px; }
.topbar {
  position:sticky; top:0; z-index:40; background:rgba(248, 250, 252, 0.85);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px); border-bottom:1px solid rgba(226, 232, 240, 0.8);
  height:var(--header-h); padding:0 32px; display:flex; align-items:center; justify-content:space-between;
  box-shadow: 0 1px 2px rgba(0,0,0,0.02);
}
.topbar-title { font-size:18px; color:var(--dark); font-weight:700; display:flex; align-items:center; gap:10px; }
.topbar-title svg { width:20px; height:20px; stroke:var(--p1); fill:none; stroke-width:2.5; stroke-linecap:round; stroke-linejoin:round; }
.topbar-actions { display:flex; align-items:center; gap:16px; }
.page-content { padding:32px; flex:1; max-width: 1440px; margin: 0 auto; width: 100%; }
.quick-stats { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:28px; }
body.kiosk-mode {
  background:var(--dark); overflow:hidden;
}
.kiosk-screen {
  width:100vw; height:100vh; background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%);
  display:flex; flex-direction:column; overflow:hidden;
  font-family:var(--font);
}
.kiosk-header {
  padding:24px 48px; display:flex; align-items:center; justify-content:space-between;
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.kiosk-logo { display:flex; align-items:center; gap:16px; }
.kiosk-logo-text strong { font-size:28px; color:#fff; font-weight:800; }
.kiosk-logo-text span { font-size:13px; color:var(--accent); }
.kiosk-time { text-align:right; }
.kiosk-time .time { font-size:clamp(32px,4vw,52px); font-weight:800; color:#fff; line-height:1; letter-spacing:-0.02em; }
.kiosk-time .date { font-size:14px; color:rgba(255,255,255,0.5); margin-top:4px; }
.kiosk-body { flex:1; display:grid; grid-template-columns:1fr 320px; gap:0; overflow:hidden; }
.kiosk-main { padding:32px 48px; display:flex; flex-direction:column; gap:24px; overflow:hidden; }
.kiosk-sidebar-panel { background:rgba(255,255,255,0.03); border-left:1px solid rgba(255,255,255,0.06); padding:24px; overflow:hidden; }
.kiosk-section-title { font-size:12px; font-weight:700; letter-spacing:0.12em; text-transform:uppercase; color:var(--accent); margin-bottom:16px; display:flex; align-items:center; gap:8px; }
.kiosk-section-title svg { width:16px; height:16px; stroke:currentColor; fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.kiosk-leaderboard-row {
  display:flex; align-items:center; gap:12px; padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,0.06);
}
.kiosk-rank { width:28px; height:28px; border-radius:50%; background:rgba(99,102,241,0.15); color:var(--accent); font-size:13px; font-weight:700; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.kiosk-name { color:#fff; font-size:14px; font-weight:500; flex:1; }
.kiosk-gpa { color:var(--accent); font-size:14px; font-weight:700; }
.kiosk-news-scroll { flex:1; overflow:hidden; position:relative; }
.kiosk-news-inner { display:flex; flex-direction:column; gap:16px; animation:scrollUp linear infinite; }
@keyframes scrollUp { 0%{transform:translateY(0)} 100%{transform:translateY(-50%)} }
.kiosk-news-card {
  background:rgba(255,255,255,0.04); border:1px solid rgba(255,255,255,0.08);
  border-radius:var(--radius); padding:20px 24px;
}
.kiosk-news-title { font-size:20px; font-weight:700; color:#fff; margin-bottom:8px; }
.kiosk-news-body { font-size:14px; color:rgba(255,255,255,0.6); line-height:1.6; }
.kiosk-news-date { font-size:12px; color:var(--accent); margin-top:10px; font-weight:600; }
.kiosk-ticker {
  background:var(--p1); border-top:1px solid rgba(255,255,255,0.1);
  padding:12px 48px; display:flex; align-items:center; gap:16px; overflow:hidden;
}
.kiosk-ticker-label { font-size:11px; font-weight:700; letter-spacing:0.1em; text-transform:uppercase; color:rgba(255,255,255,0.8); white-space:nowrap; display:flex; align-items:center; gap:6px; }
.kiosk-ticker-label svg { width:14px; height:14px; stroke:currentColor; fill:none; stroke-width:2; }
.kiosk-ticker-content { display:flex; gap:60px; animation:ticker 30s linear infinite; white-space:nowrap; }
.kiosk-ticker-item { font-size:13px; color:rgba(255,255,255,0.8); }
@keyframes ticker { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }
.kiosk-event-card { background:rgba(255,255,255,0.04); border-radius:var(--radius-sm); padding:12px; margin-bottom:10px; }
.kiosk-event-title { color:#fff; font-size:13px; font-weight:600; margin-bottom:2px; }
.kiosk-event-date { color:var(--accent); font-size:11px; display:flex; align-items:center; gap:4px; }
.kiosk-event-date svg { width:12px; height:12px; stroke:currentColor; fill:none; stroke-width:2; }
.kiosk-achievement-badge {
  display:flex; align-items:center; gap:8px; padding:8px 12px;
  background:rgba(99,102,241,0.1); border-radius:var(--radius-sm); margin-bottom:8px;
}
.kiosk-ach-emoji { font-size:20px; display:flex; align-items:center; }
.kiosk-ach-emoji svg { width:20px; height:20px; stroke:var(--accent); fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.kiosk-ach-info strong { display:block; font-size:12px; color:#fff; }
.kiosk-ach-info span { font-size:11px; color:rgba(255,255,255,0.5); }
.ai-chat { display:flex; flex-direction:column; height:420px; }
.ai-messages { flex:1; overflow-y:auto; padding:16px; display:flex; flex-direction:column; gap:12px; }
.ai-msg { max-width:85%; }
.ai-msg.user { align-self:flex-end; }
.ai-msg.bot { align-self:flex-start; }
.ai-bubble {
  padding:12px 16px; border-radius:12px; font-size:13px; line-height:1.6; box-shadow:var(--shadow-sm);
}
.ai-msg.user .ai-bubble { background:var(--p1); color:#fff; border-bottom-right-radius:4px; }
.ai-msg.bot  .ai-bubble { background:var(--card); border:1px solid var(--border); color:var(--dark); border-bottom-left-radius:4px; }
.ai-typing { display:flex; gap:4px; padding:12px 16px; background:var(--cream); border:1px solid var(--border); border-radius:12px; border-bottom-left-radius:4px; width:fit-content; }
.ai-typing span { width:7px; height:7px; background:var(--gray); border-radius:50%; animation:bounce 1.2s infinite; }
.ai-typing span:nth-child(2) { animation-delay:.2s; }
.ai-typing span:nth-child(3) { animation-delay:.4s; }
@keyframes bounce { 0%,60%,100%{transform:translateY(0)} 30%{transform:translateY(-6px)} }
.ai-input-row { display:flex; gap:8px; padding:12px 16px; border-top:1px solid var(--border); }
.ai-input { flex:1; padding:10px 14px; border:1.5px solid var(--border); border-radius:var(--radius-sm); font-family:var(--font); font-size:13px; outline:none; }
.ai-input:focus { border-color:var(--p1); }
.goal-item { display:flex; align-items:center; gap:12px; padding:12px 16px; background:var(--cream); border-radius:var(--radius-sm); border:1px solid var(--border); }
.goal-icon { width:32px; height:32px; border-radius:8px; background:var(--p1); display:flex; align-items:center; justify-content:center; color:#fff; flex-shrink:0; }
.goal-icon svg { width:16px; height:16px; stroke:currentColor; fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.goal-text { flex:1; font-size:13px; font-weight:500; }
.goal-check { width:20px; height:20px; border-radius:50%; border:2px solid var(--border); cursor:pointer; transition:all 0.15s; }
.goal-check.done { background:var(--green); border-color:var(--green); }
.ach-badge-card {
  display:flex; align-items:flex-start; gap:14px; padding:16px;
  background:var(--cream); border-radius:var(--radius); border:1px solid var(--border);
}
.ach-emoji { flex-shrink:0; line-height:1; display:flex; align-items:center; justify-content:center; width:40px; height:40px; background:#eef2ff; border-radius:10px; }
.ach-emoji svg { width:20px; height:20px; stroke:var(--p1); fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.ach-info strong { display:block; font-size:14px; font-weight:600; color:var(--dark); margin-bottom:2px; }
.ach-info span { font-size:12px; color:var(--gray); }
.event-card {
  border-radius:var(--radius); border:1px solid var(--border); overflow:hidden;
  transition:transform 0.2s, box-shadow 0.2s; background:var(--white);
}
.event-card:hover { transform:translateY(-2px); box-shadow:var(--shadow-lg); }
.event-color-bar { height:4px; }
.event-body { padding:18px 20px; }
.event-type { font-size:11px; font-weight:700; letter-spacing:0.08em; text-transform:uppercase; color:var(--p1); margin-bottom:4px; }
.event-title { font-size:15px; font-weight:700; color:var(--dark); margin-bottom:6px; }
.event-desc { font-size:12px; color:var(--gray); line-height:1.5; margin-bottom:12px; }
.event-meta { display:flex; align-items:center; justify-content:space-between; }
.event-date { font-size:12px; color:var(--gray); display:flex; align-items:center; gap:4px; }
.event-date svg { width:14px; height:14px; stroke:currentColor; fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.landing { min-height:100vh; }
.landing-header {
  position:fixed; top:0; left:0; right:0; z-index:100;
  background:rgba(255,255,255,0.97); border-bottom:1px solid var(--border);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px); height:70px;
}
.landing-header-inner { max-width:1280px; margin:0 auto; padding:0 32px; height:100%; display:flex; align-items:center; justify-content:space-between; gap:16px; }
.landing-nav { display:flex; align-items:center; gap:2px; }
.landing-nav a { font-size:13px; font-weight:500; color:var(--dark); text-decoration:none; padding:7px 12px; border-radius:6px; transition:all 0.15s; }
.landing-nav a:hover { background:#eef2ff; color:var(--p1); }
.landing-hero {
  margin-top:70px; padding:100px 32px; 
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.8) 50%, rgba(51, 65, 85, 0.9) 100%),
              url('../assets/img/hero-bg.jpg') center/cover no-repeat;
  background-attachment: fixed;
  position:relative; overflow:hidden; min-height:calc(100vh - 70px); display:flex; align-items:center;
}
.landing-hero::before {
  content:''; position:absolute; inset:0; opacity:0.03;
  background-image:repeating-linear-gradient(45deg,white 0,white 1px,transparent 0,transparent 50%);
  background-size:28px 28px;
}
.landing-hero-glow1 { position:absolute; top:-20%; right:-10%; width:60%; height:130%; background:radial-gradient(ellipse,rgba(99,102,241,0.15) 0%,transparent 65%); }
.landing-hero-glow2 { position:absolute; bottom:-20%; left:-5%; width:40%; height:80%; background:radial-gradient(ellipse,rgba(99,102,241,0.08) 0%,transparent 65%); }
.landing-hero-inner { position:relative; max-width:1280px; margin:0 auto; width:100%; display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.landing-hero-badge {
  display:inline-flex; align-items:center; gap:8px;
  background:rgba(99,102,241,0.15); border:1px solid rgba(99,102,241,0.3);
  color:var(--accent); font-size:11px; font-weight:700; letter-spacing:0.1em;
  text-transform:uppercase; padding:6px 14px; border-radius:100px; margin-bottom:20px;
}
.landing-hero-badge::before { content:''; width:6px; height:6px; border-radius:50%; background:var(--accent); animation:pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.35} }
.landing-hero h1 { font-size:clamp(36px,5vw,62px); color:#fff; line-height:1.05; margin-bottom:16px; font-weight:800; letter-spacing:-0.02em; }
.landing-hero h1 em { font-style:normal; color:var(--accent); }
.landing-hero p { color:rgba(255,255,255,0.6); font-size:16px; line-height:1.7; margin-bottom:32px; max-width:480px; }
.hero-actions { display:flex; gap:12px; flex-wrap:wrap; }
.btn-hero-primary { background:var(--p1); color:#fff; padding:16px 32px; border-radius:12px; font-weight:700; font-size:15px; text-decoration:none; transition:all 0.2s cubic-bezier(0.4, 0, 0.2, 1); display:inline-flex; align-items:center; justify-content:center; gap:8px; box-shadow:0 4px 14px rgba(79,70,229,0.25); }
.btn-hero-primary:hover { transform:translateY(-3px); box-shadow:0 12px 28px rgba(79,70,229,0.4); background:var(--p3); }
.btn-hero-outline { border:1.5px solid rgba(255,255,255,0.2); color:#fff; padding:16px 32px; border-radius:12px; font-weight:600; font-size:15px; text-decoration:none; transition:all 0.2s cubic-bezier(0.4, 0, 0.2, 1); display:inline-flex; align-items:center; justify-content:center; -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px); }
.btn-hero-outline:hover { border-color:rgba(255,255,255,0.8); background:rgba(255,255,255,0.1); transform:translateY(-2px); }
.hero-stats-card {
  background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,0.1);
  border-radius:16px; padding:32px; -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.hero-stats-grid { display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.hero-stat { text-align:center; padding:16px; background:rgba(255,255,255,0.04); border-radius:12px; }
.hero-stat-num { font-size:36px; color:var(--accent); line-height:1; font-weight:800; letter-spacing:-0.02em; }
.hero-stat-label { font-size:11px; color:rgba(255,255,255,0.5); margin-top:4px; font-weight:500; }
.landing-section { padding:80px 32px; max-width:1280px; margin:0 auto; }
.landing-features { background:var(--white); padding:80px 32px; }
.landing-features-inner { max-width:1280px; margin:0 auto; }
.feature-card {
  padding:32px; border:1px solid var(--border); border-radius:var(--radius);
  transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1); background:var(--card); box-shadow:var(--shadow-sm);
}
.feature-card:hover { border-color:var(--p1); box-shadow:var(--shadow-lg); transform:translateY(-6px); }
.feature-icon { width:48px; height:48px; border-radius:12px; background:#eef2ff; display:flex; align-items:center; justify-content:center; margin-bottom:16px; color:var(--p1); }
.feature-icon svg { width:24px; height:24px; stroke:currentColor; fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.feature-title { font-size:16px; font-weight:700; margin-bottom:8px; }
.feature-desc { font-size:13px; color:var(--gray); line-height:1.6; }
.risk-student-row { display:flex; align-items:center; gap:12px; padding:12px 0; border-bottom:1px solid var(--border); }
.risk-student-row:last-child { border-bottom:none; }
.child-progress-ring { position:relative; display:inline-flex; }
@media (max-width:1024px) {
  .sidebar { transform:translateX(-100%); }
  .sidebar.open { transform:translateX(0); }
  .main-content { margin-left:0 !important; }
  .quick-stats { grid-template-columns:1fr 1fr; }
  .sidebar-collapse-btn { display:none; }
}
@media (max-width:768px) {
  .quick-stats { grid-template-columns:1fr 1fr; }
  .grid-4 { grid-template-columns:1fr 1fr; }
  .grid-3 { grid-template-columns:1fr; }
  .grid-2 { grid-template-columns:1fr; }
  .page-content { padding:16px; }
  .topbar { padding:0 16px; }
  .landing-hero-inner { grid-template-columns:1fr; }
  .landing-header-inner { padding:0 16px; }
  .landing-nav { display:none; }
  .kiosk-body { grid-template-columns:1fr; }
}
.login-page {
  min-height:100vh; display:flex; align-items:center; justify-content:center;
  background:linear-gradient(135deg,#0f172a 0%,#1e293b 60%,#334155 100%);
  padding:24px; position:relative; overflow:hidden;
}
.login-page::before {
  content:''; position:absolute; inset:0; opacity:0.03;
  background-image:repeating-linear-gradient(45deg,white 0,white 1px,transparent 0,transparent 50%);
  background-size:28px 28px;
}
.login-card { background:#fff; border-radius:20px; padding:48px; width:100%; max-width:440px; position:relative; box-shadow:0 32px 80px rgba(0,0,0,0.25); }
.login-logo { display:flex; align-items:center; gap:12px; margin-bottom:32px; }
.login-logo-icon { width:48px; height:48px; background:var(--p1); border-radius:12px; display:flex; align-items:center; justify-content:center; color:#fff; }
.login-logo-icon svg { width:24px; height:24px; stroke:currentColor; fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.login-logo-text strong { display:block; font-size:18px; color:var(--dark); font-weight:700; }
.login-logo-text span { font-size:11px; color:var(--gray); }
.login-title { font-size:26px; color:var(--dark); margin-bottom:6px; font-weight:700; }
.login-sub { font-size:13px; color:var(--gray); margin-bottom:28px; }
.login-tabs { display:flex; background:var(--cream); border-radius:10px; padding:4px; gap:4px; margin-bottom:24px; }
.login-tab { flex:1; padding:8px; border:none; border-radius:8px; font-family:var(--font); font-size:13px; font-weight:600; color:var(--gray); cursor:pointer; transition:all 0.15s; background:transparent; }
.login-tab.active { background:#fff; color:var(--p1); box-shadow:0 1px 4px rgba(0,0,0,0.06); }
.demo-accounts { background:var(--cream); border-radius:var(--radius-sm); padding:16px; margin-bottom:20px; }
.demo-accounts p { font-size:12px; color:var(--gray); font-weight:600; margin-bottom:8px; text-transform:uppercase; letter-spacing:0.05em; }
.demo-acc { display:flex; justify-content:space-between; align-items:center; padding:6px 0; border-bottom:1px solid var(--border); }
.demo-acc:last-child { border-bottom:none; }
.demo-acc span { font-size:12px; color:var(--dark); }
.demo-acc code { font-size:11px; background:var(--border); padding:2px 6px; border-radius:4px; cursor:pointer; }
.demo-acc code:hover { background:var(--p1); color:#fff; }
@media (max-width:1024px) {
  #mobileMenuBtn { display:flex !important; }
  .sidebar-overlay {
    display:none; position:fixed; inset:0; background:rgba(0,0,0,0.4);
    z-index:49; -webkit-backdrop-filter:blur(2px); backdrop-filter:blur(2px);
  }
  .sidebar-overlay.visible { display:block; }
  .sidebar { z-index:50; position:fixed; top:0; left:0; height:100vh; }
}
* { -webkit-box-sizing:border-box; box-sizing:border-box; }
input, button, select, textarea { -webkit-appearance:none; appearance:none; }
.app-layout { display:-webkit-flex; display:flex; }
.sidebar { display:-webkit-flex; display:flex; -webkit-flex-direction:column; flex-direction:column; }
.sidebar-nav { display:-webkit-flex; display:flex; -webkit-flex-direction:column; flex-direction:column; }
.main-content { display:-webkit-flex; display:flex; -webkit-flex-direction:column; flex-direction:column; }
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  .sidebar-footer { padding-bottom:calc(16px + env(safe-area-inset-bottom)); }
  .kiosk-ticker { padding-bottom:calc(12px + env(safe-area-inset-bottom)); }
}