*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
@keyframes screenIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
:root {
  --bg: #0e0c0a; --surface: #1a1714; --card-bg: #f5f0e8; --card-text: #1a1714;
  --red: #c0392b; --gold: #d4a017; --green: #2d6a4f;
  --text: #f5f0e8; --dim: #c0b8a8; --border: #2e2a24;
  --muted: #5a5448; --card-dim: #6a6060;
  --font-mono: var(--font-mono);
  --font-serif: var(--font-serif);
  --font-sans: var(--font-sans);
}
body {
  background: var(--bg); color: var(--text);
  font-family: var(--font-mono);
  min-height: 100vh; min-height: 100dvh;
  display: flex; flex-direction: column;
  align-items: center; padding: 16px; overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}
.wrapper { width: 100%; max-width: 440px; position: relative; }
.title-screen { text-align: center; padding: 40px 10px 20px; min-height: 90vh; display: flex; flex-direction: column; justify-content: center; animation: screenIn 0.35s ease-out; }
.title-screen h1 { font-family: var(--font-serif); font-size: 36px; font-weight: 700; line-height: 1.1; margin-bottom: 4px; }
.title-screen h1 em { font-style: italic; color: var(--gold); }
.title-screen .sub { font-family: var(--font-sans); font-size: 12px; color: var(--dim); letter-spacing: 2.5px; text-transform: uppercase; margin-bottom: 28px; }
.title-screen .tagline { font-family: var(--font-sans); font-size: 17px; color: var(--dim); line-height: 1.7; margin-bottom: 32px; }
.title-screen .begin-btn {
  background: var(--gold); color: var(--bg); border: none;
  border-radius: 10px; padding: 14px 40px;
  font-family: var(--font-mono); font-size: 13px;
  font-weight: 700; cursor: pointer; letter-spacing: 2px;
  text-transform: uppercase; transition: all 0.2s;
}
.title-screen .begin-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(212,160,23,0.3); }
.title-screen .credits { font-family: var(--font-sans); font-size: 13px; color: var(--muted); margin-top: 24px; }
.press-hint { font-family: var(--font-sans); font-size: 12px; color: var(--muted); margin-top: 12px; letter-spacing: 1px; }
.archetype-screen { padding: 20px 0; animation: screenIn 0.35s ease-out; }
.archetype-screen .screen-title { font-family: var(--font-serif); font-size: 22px; text-align: center; margin-bottom: 4px; }
.archetype-screen .screen-sub { font-family: var(--font-sans); font-size: 13px; color: var(--dim); text-align: center; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 20px; }
.arch-card {
  background: var(--surface); border: 2px solid var(--border);
  border-radius: 12px; padding: 16px 18px; margin-bottom: 10px;
  cursor: pointer; transition: border-color 0.2s, transform 0.2s; position: relative; overflow: hidden;
}
.arch-card.locked { opacity: 0.5; cursor: not-allowed; }
.arch-card:not(.locked):hover, .arch-card.selected { border-color: var(--gold); transform: translateY(-2px); }
.arch-card.selected { box-shadow: 0 0 0 2px var(--gold), 0 4px 16px rgba(212,160,23,0.2); }
.arch-card .arch-emoji { font-size: 28px; margin-bottom: 6px; }
.arch-card .arch-name { font-family: var(--font-serif); font-size: 17px; font-weight: 700; margin-bottom: 3px; }
.arch-card .arch-perk { font-family: var(--font-sans); font-size: 13px; color: var(--gold); margin-bottom: 6px; font-weight: 700; }
.arch-card .arch-desc { font-family: var(--font-sans); font-size: 14px; color: var(--dim); line-height: 1.6; margin-bottom: 10px; }
.arch-card .arch-stats { font-family: var(--font-sans); font-size: 13px; color: var(--dim); }
.arch-card .arch-stats span { margin-right: 8px; }
.arch-card .arch-stats .hi { color: var(--green); }
.arch-card .arch-stats .lo { color: var(--red); }
.arch-card .arch-locked-msg { font-family: var(--font-sans); font-size: 12px; color: var(--muted); margin-top: 6px; }
.header { text-align: center; margin-bottom: 14px; }
.header h1 { font-family: var(--font-serif); font-size: 22px; font-weight: 700; line-height: 1.1; }
.header h1 em { font-style: italic; color: var(--gold); }
.header .sub { font-family: var(--font-sans); font-size: 12px; color: var(--dim); letter-spacing: 2px; text-transform: uppercase; margin-top: 2px; }
.semester-badge { display: inline-block; background: var(--border); border: 1px solid #3a3530; border-radius: 4px; padding: 3px 10px; font-family: var(--font-sans); font-size: 13px; color: var(--gold); margin-top: 6px; letter-spacing: 1px; }
.phase-label { font-family: var(--font-sans); font-size: 11px; color: var(--dim); letter-spacing: 1.5px; text-transform: uppercase; margin-top: 4px; }
.stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; margin-bottom: 12px; }
.stat-item { position: relative; }
.stat-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 4px; }
.stat-top .stat-emoji { font-size: 14px; flex-shrink: 0; }
.stat-top .stat-name { display: none; }
.stat-top .stat-value { font-family: var(--font-sans); font-size: 14px; font-weight: 700; flex-shrink: 0; }
.help-btn { position: fixed; top: 12px; right: 12px; width: 34px; height: 34px; border-radius: 50%; background: var(--surface); border: 1px solid var(--border); color: var(--dim); font-family: var(--font-serif); font-size: 16px; cursor: pointer; z-index: 100; display: flex; align-items: center; justify-content: center; transition: all 0.2s; }
.help-btn:hover { border-color: var(--gold); color: var(--gold); }
.help-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.85); z-index: 200; display: flex; align-items: center; justify-content: center; padding: 20px; }
.help-content { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 28px 24px; max-width: 400px; width: 100%; max-height: 80vh; overflow-y: auto; }
.help-content h2 { font-family: var(--font-serif); font-size: 20px; margin-bottom: 16px; color: var(--gold); }
.help-content p { font-family: var(--font-sans); font-size: 15px; line-height: 1.7; color: var(--text); margin-bottom: 12px; }
.help-content .help-stat { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 10px; }
.help-content .help-stat .emoji { font-size: 18px; flex-shrink: 0; line-height: 1.4; }
.help-content .help-stat span { font-family: var(--font-sans); font-size: 14px; line-height: 1.5; color: var(--text); }
.help-content .help-close { width: 100%; padding: 12px; background: var(--gold); color: var(--bg); border: none; border-radius: 8px; font-family: var(--font-mono); font-size: 12px; font-weight: 700; cursor: pointer; margin-top: 16px; letter-spacing: 1px; }
.stat-bar { width: 100%; height: 10px; background: var(--border); border-radius: 5px; overflow: hidden; position: relative; }
.stat-fill { height: 100%; background: var(--green); transition: width 0.4s ease, background-color 0.4s ease; }
.stat-bar.red .stat-fill { background: var(--red); animation: pulse 1.5s infinite; }
.stat-bar.yellow .stat-fill { background: #f39c12; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }
.card-container { position: relative; height: min(460px, 60vh); margin-bottom: 12px; perspective: 1000px; }
.card-ghost { position: absolute; width: 100%; height: 100%; background: var(--card-bg); border: 2px solid var(--border); border-radius: 14px; display: flex; flex-direction: column; justify-content: center; align-items: center; top: 0; left: 0; opacity: 0.15; transform-origin: center; }
.card-ghost:nth-child(1) { transform: translateY(6px) scale(0.97); }
.card-ghost:nth-child(2) { transform: translateY(12px) scale(0.94); }
.card { position: absolute; width: 100%; height: 100%; background: var(--card-bg); color: var(--card-text); border: 2px solid var(--border); border-radius: 14px; padding: 22px 24px; display: flex; flex-direction: column; justify-content: space-between; cursor: grab; user-select: none; will-change: transform, opacity; animation: cardIn 0.3s ease-out; }
@keyframes cardIn { from { transform: scale(0.9); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.card.dragging { opacity: 0.9; }
.card-emoji { font-size: 26px; margin-bottom: 4px; }
.card-tag { font-family: var(--font-sans); font-size: 11px; color: var(--card-dim); letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 4px; font-weight: 700; }
.card-title { font-family: var(--font-serif); font-size: 20px; font-weight: 700; margin-bottom: 10px; line-height: 1.25; }
.card-body { font-family: var(--font-sans); font-size: 15px; line-height: 1.65; margin-bottom: 8px; flex-grow: 1; overflow-y: auto; color: var(--card-text); }
.card-hints { display: flex; justify-content: space-between; margin-bottom: 12px; opacity: 0; transition: opacity 0.3s; }
.card-hint { font-family: var(--font-sans); font-size: 12px; color: var(--card-dim); text-align: center; max-width: 45%; }
.card-hint.show { opacity: 1; }
.fx-hints { display: flex; gap: 3px; justify-content: center; margin-top: 5px; flex-wrap: wrap; }
.fx-hint { font-size: 11px; opacity: 0.85; }
.fx-hint.up { color: #2d6a4f; }
.fx-hint.down { color: #c0392b; }
.card-controls { display: flex; gap: 8px; }
.card-btn {
  flex: 1; padding: 12px 10px; border: 1.5px solid var(--card-text);
  border-radius: 8px; background: transparent; color: var(--card-text);
  font-family: var(--font-sans); font-size: 13px; font-weight: 700;
  cursor: pointer; transition: all 0.2s;
  line-height: 1.35; text-align: center;
  min-height: 58px; display: flex; flex-direction: column; align-items: center; justify-content: center;
  overflow: hidden; word-break: break-word;
}
.card-btn:hover { background: var(--card-text); color: var(--card-bg); transform: translateY(-2px); }
.card-btn.left { border-color: var(--green); color: var(--green); }
.card-btn.left:hover { background: var(--green); color: var(--card-bg); border-color: var(--green); }
.card-btn.right { border-color: var(--red); color: var(--red); }
.card-btn.right:hover { background: var(--red); color: var(--card-bg); border-color: var(--red); }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 12px 16px; font-family: var(--font-sans); font-size: 14px; max-width: 80%; animation: slideUp 0.3s ease-out; z-index: 1000; }
@keyframes slideUp { from { transform: translateX(-50%) translateY(100px); opacity: 0; } to { transform: translateX(-50%) translateY(0); opacity: 1; } }
.ending-screen { padding: 20px 0; text-align: center; animation: screenIn 0.35s ease-out; }
.ending-emoji { font-size: 64px; margin-bottom: 12px; }
.ending-title { font-family: var(--font-serif); font-size: 28px; font-weight: 700; margin-bottom: 4px; }
.ending-sub { font-family: var(--font-sans); font-size: 13px; color: var(--dim); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 16px; }
.ending-body { font-family: var(--font-sans); font-size: 16px; line-height: 1.8; margin-bottom: 20px; color: var(--text); }
.ending-stats { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 14px; margin-bottom: 20px; text-align: left; font-family: var(--font-sans); font-size: 14px; }
.ending-stats .stat-line { margin-bottom: 6px; display: flex; justify-content: space-between; }
.ending-stats .stat-line:last-child { margin-bottom: 0; }
.ending-advocacy { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 14px; margin-bottom: 20px; font-family: var(--font-sans); font-size: 14px; line-height: 1.6; }
.ending-advocacy .ad-title { font-weight: 700; margin-bottom: 8px; color: var(--gold); }
.ending-advocacy .ad-stat { margin-bottom: 6px; }
.ending-advocacy .ad-stat strong { color: var(--gold); }
.share-section { margin: 16px 0; }
.share-label { font-family: var(--font-sans); font-size: 12px; color: var(--dim); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 8px; }
.share-textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--surface); color: var(--text); font-family: var(--font-sans);
  font-size: 13px; line-height: 1.5; resize: vertical; margin-bottom: 8px;
}
.share-textarea:focus { border-color: var(--gold); outline: none; }
.share-btn {
  width: 100%; padding: 12px; border: 1px solid var(--gold); border-radius: 8px;
  background: transparent; color: var(--gold); font-family: var(--font-mono);
  font-size: 12px; font-weight: 700; cursor: pointer; transition: all 0.2s;
  letter-spacing: 1px; text-transform: uppercase;
}
.share-btn:hover { background: var(--gold); color: var(--bg); }
.share-feedback { font-family: var(--font-sans); font-size: 13px; color: var(--gold); text-align: center; margin-top: 6px; min-height: 16px; }
.ending-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 20px; }
.ending-slot {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--surface); padding: 10px 6px; min-height: 64px; gap: 2px;
}
.ending-slot.locked { opacity: 0.4; }
.ending-slot .slot-emoji { font-size: 20px; line-height: 1; }
.ending-slot .slot-name { font-family: var(--font-sans); font-size: 11px; letter-spacing: 0.5px; text-transform: uppercase; color: var(--dim); margin-top: 2px; }
.ending-slot .slot-lock { font-size: 14px; color: var(--border); }
.ending-slot.unlocked { border-color: var(--gold); background: rgba(212,160,23,0.08); opacity: 1; }
.run-meta { font-family: var(--font-sans); font-size: 13px; color: var(--dim); text-align: center; margin: 12px 0; line-height: 1.6; }
.play-again-btn {
  width: 100%; padding: 14px; background: var(--gold); color: var(--bg);
  border: none; border-radius: 10px; font-family: var(--font-mono);
  font-size: 13px; font-weight: 700; cursor: pointer; letter-spacing: 2px;
  text-transform: uppercase; transition: all 0.2s;
}
.play-again-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(212,160,23,0.3); }
.controls-hint { font-family: var(--font-sans); text-align: center; font-size: 12px; color: var(--muted); margin-top: 8px; letter-spacing: 1px; text-transform: uppercase; }
.footer-note { font-family: var(--font-sans); font-size: 12px; color: var(--muted); text-align: center; margin-top: 8px; letter-spacing: 1px; }
.footer-credit { font-family: var(--font-sans); font-size: 12px; color: var(--muted); text-align: center; margin-top: 16px; }

/* Rotation complete banner (PI selection) */
.rotation-complete-banner { border: 1px solid var(--gold); border-radius: 8px; background: rgba(212,160,23,0.06); padding: 16px; margin-bottom: 24px; text-align: center; }
.rotation-badge { font-family: var(--font-sans); font-size: 11px; color: var(--gold); letter-spacing: 2px; text-transform: uppercase; font-weight: 700; margin-bottom: 8px; }
.rotation-context { font-family: var(--font-sans); font-size: 14px; color: var(--dim); line-height: 1.65; }

/* Semester advance checkpoint screen */
.semester-advance-screen {
  text-align: center; padding: 40px 10px 20px; min-height: 80vh;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  animation: screenIn 0.35s ease-out;
}
.sem-advance-badge { font-family: var(--font-sans); font-size: 11px; color: var(--gold); letter-spacing: 2px; text-transform: uppercase; font-weight: 700; border: 1px solid var(--gold); border-radius: 4px; padding: 4px 12px; display: inline-block; margin-bottom: 12px; }
.sem-advance-done-label { font-family: var(--font-sans); font-size: 11px; color: var(--dim); letter-spacing: 1.5px; text-transform: uppercase; text-decoration: line-through; margin-bottom: 16px; }
.sem-advance-title { font-family: var(--font-serif); font-size: 26px; font-weight: 700; margin-bottom: 4px; }
.sem-advance-next-label { font-family: var(--font-sans); font-size: 12px; color: var(--gold); letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 20px; }
.sem-advance-flavor { font-family: var(--font-sans); font-size: 15px; color: var(--dim); line-height: 1.6; max-width: 300px; margin-bottom: 24px; }
.sem-advance-stats { display: flex; gap: 14px; font-family: var(--font-sans); font-size: 14px; font-weight: 700; margin-bottom: 6px; }
.sem-advance-cost { font-family: var(--font-sans); font-size: 12px; color: var(--dim); letter-spacing: 1px; margin-bottom: 24px; }
.network-flavor { font-family: var(--font-sans); font-size: 13px; color: var(--dim); font-style: italic; margin-bottom: 12px; max-width: 320px; line-height: 1.5; }
.research-reveal { font-family: var(--font-mono); font-size: 13px; letter-spacing: 1px; padding: 8px 16px; border-radius: 6px; margin-bottom: 12px; border: 1px solid currentColor; display: inline-block; }
.research-reveal.ok { color: #6abf6a; border-color: #6abf6a; background: rgba(106,191,106,0.08); }
.research-reveal.warn { color: #e07b54; border-color: #e07b54; background: rgba(224,123,84,0.08); }
.research-threshold { opacity: 0.7; font-weight: 400; }
.sem-advance-btn {
  background: var(--gold); color: var(--bg); border: none; border-radius: 10px;
  padding: 14px 40px; font-family: var(--font-mono); font-size: 13px;
  font-weight: 700; cursor: pointer; letter-spacing: 2px; text-transform: uppercase; transition: all 0.2s;
}
.sem-advance-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(212,160,23,0.3); }

/* ── Network Hint ─────────────────────────────── */
.network-hint {
  font-family: var(--font-sans); font-size: 13px; color: var(--dim);
  border: 1px dashed var(--border); border-radius: 8px;
  padding: 12px 14px; margin-bottom: 16px; line-height: 1.6;
}

/* ── Theme Picker ──────────────────────────────── */
.theme-picker { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); }
.theme-btns { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.theme-btn {
  flex: 1; min-width: 0; padding: 8px 4px;
  border: 1px solid var(--border); border-radius: 6px;
  background: transparent; color: var(--dim);
  font-family: var(--font-mono); font-size: 10px;
  font-weight: 700; cursor: pointer; letter-spacing: 1px;
  text-transform: uppercase; transition: all 0.2s;
}
.theme-btn:hover { border-color: var(--gold); color: var(--gold); }
.theme-btn.active { border-color: var(--gold); color: var(--gold); }

/* ── Themes ──────────────────────────────────────── */

/* Classic: original warm dark academic */
[data-theme="classic"] {
  --bg: #0e0c0a; --surface: #1a1714; --card-bg: #f5f0e8; --card-text: #1a1714;
  --red: #c0392b; --gold: #d4a017; --green: #2d6a4f;
  --text: #f5f0e8; --dim: #c0b8a8; --border: #2e2a24;
  --muted: #5a5448; --card-dim: #6a6060;
  --font-mono: 'Space Mono', monospace;
  --font-serif: 'Playfair Display', serif;
  --font-sans: 'DM Sans', sans-serif;
}

/* Institutional Cold (default) */
[data-theme="cold"] {
  --bg: #1a1e26; --surface: #222832; --card-bg: #e8edf5; --card-text: #1a2030;
  --red: #c05070; --gold: #4a8ab0; --green: #3a8a7a;
  --text: #c8d8e8; --dim: #6a8090; --border: #2a3a4a;
  --muted: #3a5060; --card-dim: #6a7a90;
  --font-mono: 'Arial', sans-serif;
  --font-serif: 'Arial', sans-serif;
  --font-sans: 'Arial', sans-serif;
}

/* Terminal / Hacker */
[data-theme="terminal"] {
  --bg: #0a0a0a; --surface: #0f180f; --card-bg: #0a1a0a; --card-text: #00ff41;
  --red: #ff4040; --gold: #00ff41; --green: #00cc33;
  --text: #a0ffa8; --dim: #4a7a4a; --border: #1a3a1a;
  --muted: #2a5a2a; --card-dim: #4a9a4a;
  --font-mono: 'Space Mono', monospace;
  --font-serif: 'Space Mono', monospace;
  --font-sans: 'Space Mono', monospace;
}

/* Lo-fi Zine */
[data-theme="zine"] {
  --bg: #ede5d5; --surface: #e0d8c5; --card-bg: #fffdf5; --card-text: #1a1a1a;
  --red: #c0392b; --gold: #c0392b; --green: #2d5a27;
  --text: #2a2a2a; --dim: #7a6a5a; --border: #c0b0a0;
  --muted: #9a8a7a; --card-dim: #7a7060;
  --font-mono: 'Courier New', monospace;
  --font-serif: Georgia, serif;
  --font-sans: Georgia, serif;
}

/* Pixel / Retro RPG */
[data-theme="pixel"] {
  --bg: #1a0a2e; --surface: #280a40; --card-bg: #100520; --card-text: #fffb00;
  --red: #ff4444; --gold: #ff6bff; --green: #44ff44;
  --text: #c0b0ff; --dim: #6040a0; --border: #3a1a5a;
  --muted: #4a2a6a; --card-dim: #9a7aff;
  --font-mono: 'Space Mono', monospace;
  --font-serif: 'Space Mono', monospace;
  --font-sans: 'Space Mono', monospace;
}

/* Crimson / Red & Black */
[data-theme="red"] {
  --bg: #000000; --surface: #0d0d0d; --card-bg: #ffffff; --card-text: #000000;
  --red: #e00020; --gold: #e00020; --green: #888888;
  --text: #ffffff; --dim: #666666; --border: #1a1a1a;
  --muted: #333333; --card-dim: #999999;
  --font-mono: 'Space Mono', monospace;
  --font-serif: 'Playfair Display', serif;
  --font-sans: 'DM Sans', sans-serif;
}