/* AI Tooling Course Component Styles
 * ========================================
 * This file contains PAGE-SPECIFIC component styles only.
 * Theme tokens are owned by ai-tooling-shell.css (shell layer).
 * All colors must use var() references to shell tokens.
 */

/* No :root tokens here - shell owns the token system */

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }

/* Starfield - component only, uses shell tokens */
#stars { position:fixed; top:0; left:0; width:100%; height:100%; pointer-events:none; z-index:0; overflow:hidden; }
.star { position:absolute; border-radius:50%; animation: twinkle var(--d,3s) ease-in-out infinite alternate; }
@keyframes twinkle { from{opacity:.1} to{opacity:.9} }

/* Grid lines - component styling, uses shell border token */
body::before {
  content:'';
  position:fixed; top:0; left:0; width:100%; height:100%;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events:none; z-index:0;
}

/* Layout - structural only */
#app { position:relative; z-index:1; display:flex; min-height:100vh; }

/* Sidebar - uses shell tokens */
#sidebar {
  width: 280px; min-width:280px; height:100vh; position:sticky; top:0;
  background: var(--surface);
  border-right: 1px solid var(--border);
  overflow-y:auto; display:flex; flex-direction:column;
  backdrop-filter: blur(10px);
}
#sidebar::-webkit-scrollbar { width:4px; }
#sidebar::-webkit-scrollbar-track { background: transparent; }
#sidebar::-webkit-scrollbar-thumb { background: var(--accent2); border-radius:2px; }

.sidebar-logo {
  padding: 28px 24px 20px;
  border-bottom: 1px solid var(--border);
  position:sticky; top:0;
  background: var(--surface);
  z-index:10;
}
.sidebar-course-brand {
  display:flex; align-items:center; gap:12px;
}
.sidebar-course-icon {
  width:48px; height:48px; object-fit:contain; flex-shrink:0;
}
.sidebar-course-copy {
  display:grid; gap:4px; min-width:0;
}
.sidebar-course-copy strong { font-size:18px; line-height:1.1; }
.sidebar-course-label { display:none; }

/* Course Tab Buttons */
.course-tab-btns {
  display:flex; justify-content:center; gap:8px;
  padding:12px 16px 16px;
  border-bottom:1px solid var(--border);
}
.ctab {
  padding:10px 20px; cursor:pointer;
  font-size:13px; letter-spacing:1px; font-weight:600;
  border-radius:100px; transition:.25s ease-out;
  border:1px solid transparent;
}
.ctab:hover { opacity:0.8; }
.ctab.active { color:#fff; }
.ctab:nth-child(1) { color:var(--accent2); background:rgba(28,109,255,0.08); border-color:rgba(28,109,255,0.2); }
.ctab:nth-child(1).active { background:var(--accent2); box-shadow:0 0 20px rgba(28,109,255,0.4); }
.ctab:nth-child(2) { color:var(--orange); background:rgba(255,107,53,0.08); border-color:rgba(255,107,53,0.2); }
.ctab:nth-child(2).active { background:var(--orange); box-shadow:0 0 20px rgba(255,107,53,0.4); }

/* Track Switcher Pill Toggle with Glow Effect */
.track-switcher {
  display:flex; justify-content:center; gap:0;
  padding:8px 16px 16px;
}
.track-pill {
  padding:10px 20px; cursor:pointer;
  font-size:11px; letter-spacing:1px; font-weight:600;
  border-radius:100px; transition:.25s ease-out;
  border:1px solid transparent; position:relative;
}
.track-pill.rookie {
  color:var(--muted); background:rgba(28,109,255,0.06);
  border-color:rgba(28,109,255,0.15);
}
.track-pill.rookie.active {
  background:linear-gradient(135deg, var(--accent2), var(--accent-dark));
  color:#fff; border-color:rgba(28,109,255,0.5);
  box-shadow: 0 0 24px rgba(28,109,255,0.4), 0 4px 12px rgba(0,0,0,0.3);
}
.track-pill.tourist {
  color:var(--muted); background:rgba(255,107,53,0.06);
  border-color:rgba(255,107,53,0.15);
}
.track-pill.tourist.active {
  background:linear-gradient(135deg, var(--accent-orange), #e55a2b);
  color:#fff; border-color:rgba(255,107,53,0.5);
  box-shadow: 0 0 24px rgba(255,107,53,0.4), 0 4px 12px rgba(0,0,0,0.3);
}

.session-list { padding:8px; flex:1; }
.session-item {
  display:flex; align-items:center; gap:10px;
  padding:10px 12px; border-radius:10px; cursor:pointer;
  margin-bottom:3px; transition:.2s; border:1px solid transparent;
  position:relative; overflow:hidden;
}
.session-item:hover { background:rgba(28,109,255,0.05); border-color:var(--border); }
.session-item.active.rookie-active {
  background:linear-gradient(135deg,rgba(28,109,255,0.12),rgba(28,109,255,0.08));
  border-color:rgba(28,109,255,0.3);
}
.session-item.active.tourist-active {
  background:linear-gradient(135deg,rgba(255,107,53,0.12),rgba(255,107,53,0.08));
  border-color:rgba(255,107,53,0.3);
}
.session-item.active::before {
  content:''; position:absolute; left:0; top:0; bottom:0; width:3px;
  border-radius:3px;
}
.rookie-active::before { background: linear(180deg,var(--accent2),var(--accent-dark)); }
.tourist-active::before { background: linear(180deg,var(--accent-orange),#e55a2b); }
.s-num {
  width:28px; height:28px; border-radius:8px; display:flex; align-items:center; justify-content:center;
  font-size:9px; font-weight:700; flex-shrink:0;
}
.rookie .s-num { background:rgba(28,109,255,0.15); color:var(--accent2); border:1px solid rgba(28,109,255,0.3); }
.tourist .s-num { background:rgba(255,107,53,0.15); color:var(--accent-orange); border:1px solid rgba(255,107,53,0.3); }
.s-info { flex:1; min-width:0; }
.s-name { font-size:12px; font-weight:600; color:var(--text); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.s-tag { font-size:10px; color:var(--muted); }

/* Main content area */
#main { flex:1; overflow-y:auto; }

/* Hero section - uses shell tokens */
#hero {
  min-height:100vh; display:flex; flex-direction:column;
  align-items:center; justify-content:center;
  padding:60px 40px; text-align:center; position:relative;
}
.hero-badge {
  display:inline-flex; align-items:center; gap:8px;
  border:1px solid rgba(28,109,255,0.3);
  background:rgba(28,109,255,0.05);
  border-radius:100px; padding:6px 18px; margin-bottom:32px;
  animation: fadeUp .8s ease both;
}
.hero-badge-dot { width:6px; height:6px; border-radius:50%; animation:pulse 1.5s infinite; }
.rookie-badge .hero-badge-dot { background:var(--accent2); }
.tourist-badge .hero-badge-dot { background:var(--accent-orange); }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.5)} }
.hero-badge-text { font-size:12px; letter-spacing:2px; text-transform:uppercase; }

.hero-course-mark {
  display:flex; align-items:center; gap:16px; margin-bottom:20px;
}
.hero-course-icon {
  width:76px; height:76px; object-fit:contain; flex-shrink:0;
}
.hero-course-copy {
  display:grid; gap:8px;
}
.hero-course-label {
  font-size:11px; letter-spacing:2px; text-transform:uppercase;
}
.hero-title {
  font-size:clamp(36px,5vw,72px);
  font-weight:800;
  line-height:1.1;
  margin-bottom:20px;
  animation: fadeUp .8s ease .1s both;
}
.hero-title.rookie-title span { color: #6ea8ff; }
.hero-title.tourist-title span { color: #ffaa80; }
.hero-sub {
  font-size:20px; color:var(--muted); max-width:600px; line-height:1.6;
  margin-bottom:48px; font-weight:300; letter-spacing:.5px;
  animation: fadeUp .8s ease .2s both;
}
@keyframes fadeUp { from{opacity:0;transform:translateY(30px)} to{opacity:1;transform:translateY(0)} }

.hero-stats {
  display:flex; gap:40px; flex-wrap:wrap; justify-content:center;
  margin-bottom:48px; animation: fadeUp .8s ease .3s both;
}
.stat-box {
  text-align:center; padding:20px 30px;
  background:var(--surface); border:1px solid var(--border);
  border-radius:16px;
}
.stat-num { font-size:36px; font-weight:800; }
.stat-label { font-size:12px; letter-spacing:2px; color:var(--muted); text-transform:uppercase; margin-top:4px; }
.stat-box:nth-child(1) .stat-num { color:var(--accent2); }
.stat-box:nth-child(2) .stat-num { color:var(--accent-orange); }
.stat-box:nth-child(3) .stat-num { color:var(--accent2); }
.stat-box:nth-child(4) .stat-num { color:var(--accent-orange); }

.hero-cta {
  display:flex; gap:16px; flex-wrap:wrap; justify-content:center;
  animation: fadeUp .8s ease .4s both;
}
.btn-primary {
  padding:14px 32px; border-radius:12px; cursor:pointer;
  font-size:15px; font-weight:700; letter-spacing:1px; text-transform:uppercase;
  background:var(--accent-orange);
  color:#fff; border:none; transition:.3s;
  box-shadow: 0 4px 30px rgba(255,107,53,0.3);
}
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 8px 40px rgba(255,107,53,0.4); }
.btn-outline {
  padding:14px 32px; border-radius:12px; cursor:pointer;
  font-size:15px; font-weight:700; letter-spacing:1px; text-transform:uppercase;
  background:transparent; color:var(--accent); border:1px solid rgba(255,107,53,0.4); transition:.3s;
}
.btn-outline:hover { background:rgba(255,107,53,0.08); transform:translateY(-2px); }

/* Course overview cards */
#overview {
  padding:60px 40px;
  background: linear(180deg, transparent, rgba(16,22,41,0.5), transparent);
}
.section-header { text-align:center; margin-bottom:48px; }
.section-label { font-size:11px; letter-spacing:3px; text-transform:uppercase; color:var(--accent2); margin-bottom:12px; }
.section-title { font-size:28px; font-weight:700; }

.overview-grid { display:grid; grid-template-columns:1fr 1fr; gap:24px; max-width:1100px; margin:0 auto; }
.course-card {
  border-radius:20px; padding:32px; position:relative; overflow:hidden;
  border:1px solid; transition:.3s; cursor:pointer;
}
.course-card:hover { transform:translateY(-4px); }
.course-card.rookie {
  background:linear-gradient(135deg,rgba(28,109,255,0.06),rgba(16,22,41,0.9));
  border-color:rgba(28,109,255,0.25);
}
.course-card.tourist {
  background:linear-gradient(135deg,rgba(255,107,53,0.06),rgba(16,22,41,0.9));
  border-color:rgba(255,107,53,0.25);
}
.course-card::before {
  content:''; position:absolute; top:0; right:0; width:200px; height:200px;
  border-radius:50%; filter:blur(60px); opacity:.15; pointer-events:none;
}
.course-card.rookie { border:2px solid rgba(28,109,255,0.35); box-shadow:0 0 30px rgba(28,109,255,0.1), inset 0 1px 0 rgba(255,255,255,0.05); }
.course-card.tourist { border:2px solid rgba(255,107,53,0.35); box-shadow:0 0 30px rgba(255,107,53,0.1), inset 0 1px 0 rgba(255,255,255,0.05); }
.rookie::before { background:var(--accent2); }
.tourist::before { background:var(--accent-orange); }

.card-tag {
  display:inline-block; padding:4px 12px; border-radius:100px;
  font-size:10px; letter-spacing:2px; text-transform:uppercase; font-weight:700;
  margin-bottom:16px;
}
.rookie .card-tag { background:rgba(28,109,255,0.15); color:var(--accent2); }
.tourist .card-tag { background:rgba(255,107,53,0.15); color:var(--accent-orange); }
.card-title { font-size:18px; font-weight:700; margin-bottom:10px; }
.card-desc { color:var(--muted); font-size:14px; line-height:1.6; margin-bottom:20px; }
.card-meta { display:flex; gap:20px; }
.meta-item { display:flex; align-items:center; gap:6px; font-size:13px; color:var(--muted); }
.meta-icon { font-size:16px; }
.card-skills { display:flex; flex-wrap:wrap; gap:6px; margin-top:16px; }
.skill-chip {
  padding:3px 10px; border-radius:6px; font-size:10px; letter-spacing:.5px;
  font-family:'JetBrains Mono',monospace;
}
.rookie .skill-chip { background:rgba(28,109,255,0.1); color:var(--accent2); border:1px solid rgba(28,109,255,0.2); }
.tourist .skill-chip { background:rgba(255,107,53,0.1); color:var(--accent-orange); border:1px solid rgba(255,107,53,0.2); }

/* Tool Icon Styling */
.tool-icon-row {
  display:flex; gap:12px; padding:16px 0; flex-wrap:wrap; justify-content:center;
}
.tool-icon {
  width:48px; height:48px; border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  font-size:24px; cursor:pointer; transition:.16s ease-out;
  position:relative; background:var(--surface);
  border:1px solid var(--border);
}
.tool-icon:hover {
  transform:translateY(-4px) scale(1.05);
  border-color:rgba(28,109,255,0.3);
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}
.rookie-track .tool-icon:hover { border-color:rgba(28,109,255,0.4); box-shadow: 0 8px 24px rgba(28,109,255,0.25); }
.tourist-track .tool-icon:hover { border-color:rgba(255,107,53,0.4); box-shadow: 0 8px 24px rgba(255,107,53,0.25); }
.tool-icon::after {
  content:attr(data-name);
  position:absolute; bottom:-28px; left:50%; transform:translateX(-50%);
  font-size:10px; white-space:nowrap;
  opacity:0; transition:.16s ease-out;
  color:var(--text);
  background:var(--surface);
  padding:3px 8px; border-radius:4px;
  border:1px solid var(--border);
}
.tool-icon:hover::after { opacity:1; bottom:-32px; }

/* Tool Icon Row with Infinite Scroll and Mask-Fade Edges */
.tools-scroller {
  position:relative; overflow:hidden; margin:24px 0;
  padding:0 40px;
}
.tools-scroller::before,
.tools-scroller::after {
  content:''; position:absolute; top:0; bottom:0; width:60px;
  z-index:2; pointer-events:none;
}
.tools-scroller::before {
  left:0; background:linear-gradient(90deg, var(--bg), transparent);
}
.tools-scroller::after {
  right:0; background:linear-gradient(-90deg, var(--bg), transparent);
}
.tools-track {
  display:flex; gap:16px; animation: scrollTools 30s linear infinite;
  width:max-content;
}
.tools-track:hover { animation-play-state:paused; }
@keyframes scrollTools {
  from { transform:translateX(0); }
  to { transform:translateX(-50%); }
}
.tool-item {
  flex-shrink:0; width:64px; height:64px;
  background:var(--surface); border:1px solid var(--border);
  border-radius:14px; display:flex; align-items:center; justify-content:center;
  font-size:28px; cursor:pointer; transition:.16s ease-out;
  position:relative;
}
.tool-item:hover {
  transform:scale(1.08);
  border-color:rgba(28,109,255,0.3);
}

/* Module Card Animations - Staggered fade-up 80ms per card */
.modules-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:20px; max-width:1200px; margin:0 auto; }
.module-card {
  background:var(--surface); border:1px solid var(--border);
  border-radius:16px; padding:24px; cursor:pointer;
  transition:.25s ease-out; position:relative; overflow:hidden;
  opacity:0; transform:translateY(20px);
  animation: fadeUpModule .5s ease forwards;
}
.module-card:nth-child(1) { animation-delay:0ms; }
.module-card:nth-child(2) { animation-delay:80ms; }
.module-card:nth-child(3) { animation-delay:160ms; }
.module-card:nth-child(4) { animation-delay:240ms; }
.module-card:nth-child(5) { animation-delay:320ms; }
.module-card:nth-child(6) { animation-delay:400ms; }
.module-card:nth-child(7) { animation-delay:480ms; }
.module-card:nth-child(8) { animation-delay:560ms; }
@keyframes fadeUpModule {
  to { opacity:1; transform:translateY(0); }
}
.module-card:hover {
  transform:translateY(-6px);
  border-color:rgba(28,109,255,0.3);
  box-shadow: 0 12px 32px rgba(0,0,0,0.35);
}
.rookie-modules .module-card:hover { border-color:rgba(28,109,255,0.4); box-shadow: 0 12px 32px rgba(28,109,255,0.2); }
.tourist-modules .module-card:hover { border-color:rgba(255,107,53,0.4); box-shadow: 0 12px 32px rgba(255,107,53,0.2); }
.module-icon { font-size:32px; margin-bottom:14px; }
.module-num {
  font-size:10px; letter-spacing:2px; text-transform:uppercase;
  margin-bottom:8px; display:block;
}
.rookie-modules .module-num { color:var(--accent2); }
.tourist-modules .module-num { color:var(--accent-orange); }
.module-name { font-size:16px; font-weight:700; margin-bottom:8px; }
.module-desc { font-size:13px; color:var(--muted); line-height:1.5; }
.module-tools { display:flex; gap:8px; margin-top:14px; flex-wrap:wrap; }
.module-tool {
  font-size:18px; padding:4px 8px; border-radius:6px;
  background:rgba(255,255,255,0.04); border:1px solid var(--border);
}

/* Session viewer */
#session-view { padding:40px; max-width:1000px; margin:0 auto; display:none; }
#session-view.visible { display:block; }

.back-btn {
  display:inline-flex; align-items:center; gap:8px;
  color:var(--muted); font-size:13px; cursor:pointer; margin-bottom:32px;
  transition:.2s; border:none; background:none;
  letter-spacing:.5px;
}
.back-btn:hover { color:var(--accent2); }

.session-header {
  background:linear-gradient(135deg,var(--surface),rgba(16,22,41,0.9));
  border:1px solid var(--border); border-radius:20px; padding:36px;
  margin-bottom:28px; position:relative; overflow:hidden;
}
.session-header::after {
  content:''; position:absolute; top:-40px; right:-40px;
  width:200px; height:200px; border-radius:50%;
  filter:blur(80px); opacity:.12; pointer-events:none;
}
.session-header.rookie-head::after { background:var(--accent2); }
.session-header.tourist-head::after { background:var(--accent-orange); }

.session-meta { display:flex; align-items:center; gap:12px; margin-bottom:20px; flex-wrap:wrap; }
.session-badge {
  padding:5px 14px; border-radius:100px; font-size:11px;
  letter-spacing:1.5px;
}
.rookie-badge { background:rgba(28,109,255,0.15); color:var(--accent2); border:1px solid rgba(28,109,255,0.3); }
.tourist-badge { background:rgba(255,107,53,0.15); color:var(--accent-orange); border:1px solid rgba(255,107,53,0.3); }
.session-day { font-size:12px; color:var(--muted); letter-spacing:1px; }
.session-title { font-size:26px; font-weight:700; margin-bottom:8px; }
.session-subtitle { color:var(--muted); font-size:15px; }

/* Problem statement */
.problem-block {
  background:linear-gradient(135deg,rgba(28,109,255,0.04),rgba(28,109,255,0.04));
  border:1px solid rgba(28,109,255,0.15); border-radius:16px; padding:28px;
  margin-bottom:28px; position:relative;
}
.problem-block::before {
  content:''; position:absolute; left:0; top:0; bottom:0; width:4px;
  border-radius:4px 0 0 4px;
}
.rookie-problem .problem-block::before { background:linear-gradient(180deg,var(--accent2),var(--accent-dark)); }
.tourist-problem .problem-block::before { background:linear-gradient(180deg,var(--accent-orange),#e55a2b); }
.problem-label {
  display:flex; align-items:center; gap:10px;
  font-size:10px; letter-spacing:2px;
  text-transform:uppercase; margin-bottom:16px;
}
.rookie-problem .problem-label { color:var(--accent2); }
.tourist-problem .problem-label { color:var(--accent-orange); }
.problem-label-icon { font-size:20px; }
.problem-scenario {
  font-size:16px; line-height:1.7; color:var(--text); margin-bottom:16px; font-weight:600;
}
.problem-detail { font-size:14px; line-height:1.8; color:var(--muted); }

/* Concept box */
.concept-block {
  background:var(--surface); border:1px solid var(--border);
  border-radius:16px; padding:24px; margin-bottom:28px;
}
.concept-label {
  font-size:10px; letter-spacing:2px;
  text-transform:uppercase; margin-bottom:14px;
  display:flex; align-items:center; gap:8px;
}
.rookie-concepts .concept-label { color:var(--accent2); }
.tourist-concepts .concept-label { color:var(--accent-orange); }
.concept-tags { display:flex; flex-wrap:wrap; gap:8px; }
.concept-tag {
  padding:5px 12px; border-radius:8px; font-size:12px; font-family:'JetBrains Mono',monospace;
}
.rookie-concepts .concept-tag { background:rgba(28,109,255,0.08); color:var(--accent2); border:1px solid rgba(28,109,255,0.2); }
.tourist-concepts .concept-tag { background:rgba(255,107,53,0.08); color:var(--accent-orange); border:1px solid rgba(255,107,53,0.2); }

/* Questions */
.questions-block { margin-bottom:28px; }
.q-tabs { display:flex; gap:8px; margin-bottom:20px; }
.q-tab {
  padding:8px 20px; border-radius:10px; cursor:pointer; font-size:12px;
  letter-spacing:1px; border:1px solid transparent; transition:.2s; font-weight:700;
}
.q-tab.easy { color:var(--accent2); border-color:rgba(28,109,255,0.2); }
.q-tab.easy.active { background:rgba(28,109,255,0.12); border-color:rgba(28,109,255,0.4); }
.q-tab.medium { color:var(--accent-orange); border-color:rgba(255,107,53,0.2); }
.q-tab.medium.active { background:rgba(255,107,53,0.1); border-color:rgba(255,107,53,0.4); }
.q-tab.hard { color:var(--danger); border-color:rgba(239,68,68,0.2); }
.q-tab.hard.active { background:rgba(239,68,68,0.1); border-color:rgba(239,68,68,0.4); }

.q-panel { display:none; }
.q-panel.active { display:block; }
.q-item {
  display:flex; gap:14px; align-items:flex-start;
  padding:14px 16px; border-radius:12px; margin-bottom:8px;
  background:var(--surface); border:1px solid var(--border);
  transition:.2s; cursor:pointer;
}
.q-item:hover { border-color:rgba(28,109,255,0.2); background:rgba(28,109,255,0.03); }
.q-num {
  width:24px; height:24px; border-radius:6px; display:flex;
  align-items:center; justify-content:center; font-size:10px;
  font-weight:700; flex-shrink:0; margin-top:1px;
}
.easy .q-num { background:rgba(28,109,255,0.15); color:var(--accent2); }
.medium .q-num { background:rgba(255,107,53,0.12); color:var(--accent-orange); }
.hard .q-num { background:rgba(239,68,68,0.12); color:var(--danger); }
.q-text { font-size:14px; line-height:1.6; color:var(--text); }
.q-real-world { font-size:12px; color:var(--muted); margin-top:4px; font-style:italic; }

/* Progress bar */
.progress-section { padding:0 40px 40px; }
.progress-bar-wrap { background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:20px 24px; margin-bottom:12px; }
.pb-header { display:flex; justify-content:space-between; margin-bottom:10px; font-size:13px; }
.pb-bar { height:6px; background:rgba(255,255,255,0.05); border-radius:3px; overflow:hidden; }
.pb-fill { height:100%; border-radius:3px; transition:1s; }

/* Home content / tracks */
.tracks-section { padding:40px; }
.track-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:16px; max-width:1000px; margin:0 auto 48px; }
.track-session-card, .session-card {
  background:var(--surface); border:1px solid var(--border);
  border-radius:14px; padding:18px; cursor:pointer; transition:.25s ease-out;
  position:relative; overflow:hidden;
}
.track-session-card:hover, .session-card:hover {
  transform:translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}
.track-session-card.rookie-card, .session-card.rookie-card { border:2px solid rgba(28,109,255,0.35); box-shadow:0 0 20px rgba(28,109,255,0.1); }
.track-session-card.tourist-card, .session-card.tourist-card { border:2px solid rgba(255,107,53,0.35); box-shadow:0 0 20px rgba(255,107,53,0.1); }
.track-session-card.rookie-card:hover, .session-card.rookie-card:hover { border-color:rgba(28,109,255,0.5); box-shadow:0 0 30px rgba(28,109,255,0.2); }
.track-session-card.tourist-card:hover, .session-card.tourist-card:hover { border-color:rgba(255,107,53,0.5); box-shadow:0 0 30px rgba(255,107,53,0.2); }
.tsc-day { font-size:9px; letter-spacing:2px; margin-bottom:8px; }
.rookie-card .tsc-day { color:var(--accent2); }
.tourist-card .tsc-day { color:var(--accent-orange); }
.tsc-icon { font-size:28px; margin-bottom:10px; }
.tsc-name { font-size:14px; font-weight:700; margin-bottom:6px; }
.tsc-desc { font-size:12px; color:var(--muted); line-height:1.5; }
.tsc-q-count {
  display:inline-block; margin-top:10px;
  font-size:10px; font-family:'JetBrains Mono',monospace;
  padding:2px 8px; border-radius:4px;
}
.rookie-card .tsc-q-count { background:rgba(28,109,255,0.1); color:var(--accent2); }
.tourist-card .tsc-q-count { background:rgba(255,107,53,0.1); color:var(--accent-orange); }

/* Pricing */
#pricing-section { padding:60px 40px; text-align:center; }
.pricing-card {
  max-width:480px; margin:0 auto; padding:32px;
  border-radius:20px; border:1px solid var(--border);
  background:linear-gradient(180deg, rgba(16,22,41,0.9), rgba(10,15,30,0.95));
}
.pricing-card .btn-primary { width:100%; margin-top:20px; }
.price-current {
  font-size:20px; font-weight:700; color:var(--text);
  display:block; margin-bottom:8px;
}
.pricing-sub { color:var(--muted); font-size:14px; margin-bottom:16px; }
.pricing-features {
  list-style:none; text-align:left;
  margin-bottom:20px;
}
.pricing-features li {
  padding:8px 0; border-bottom:1px solid rgba(255,255,255,0.05);
  font-size:14px; position:relative; padding-left:24px;
}
.pricing-features li::before {
  content:'✓'; position:absolute; left:0;
  color:var(--accent2); font-weight:700;
}

/* Footer */
footer {
  text-align:center; padding:40px; border-top:1px solid var(--border);
  color:var(--muted); font-size:13px; letter-spacing:1px;
}

/* Animations */
.fade-in { animation:fadeUp .5s ease both; }

/* Responsive */
@media (max-width:900px) {
  #sidebar { width:220px; min-width:220px; }
  .overview-grid { grid-template-columns:1fr; }
  #hero { padding:40px 20px; }
  .hero-course-mark { gap:14px; }
  .hero-course-icon { width:64px; height:64px; }
}

@media (max-width:650px) {
  #sidebar { display:none; }
  #main { min-height:auto; }
  #hero { text-align:left; padding-top:2rem; }
  .hero-title { font-size: clamp(2.6rem, 10vw, 3.5rem); }
  .hero-stats { gap:0.75rem; }
  #session-view, .tracks-section, #overview { padding:20px; }
  .hero-course-mark { align-items:flex-start; gap:12px; }
  .hero-course-icon { width:56px; height:56px; }
}