/* ═══════════ base ═══════════ */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f1219;
  --panel: #1a1f2b;
  --panel-2: #232a3a;
  --border: #2e3750;
  --text: #e8ecf4;
  --muted: #8a93a8;
  --accent: #4f8ef7;
  --accent-2: #22c55e;
  --gold: #f5b93c;
  --danger: #ef4444;
}

html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
}

.hidden { display: none !important; }

.screen { display: none; height: 100vh; }
.screen.active { display: flex; flex-direction: column; }

/* ═══════════ buttons & inputs ═══════════ */
.btn {
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 18px;
  cursor: pointer;
  transition: transform 0.06s, background 0.15s, border-color 0.15s;
}
.btn:hover:not(:disabled) { background: #2b3448; border-color: #3d4a6b; }
.btn:active:not(:disabled) { transform: scale(0.97); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #3b6fe0);
  border-color: transparent;
  font-weight: 700;
  box-shadow: 0 4px 18px rgba(79, 142, 247, 0.35);
}
.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #5f9aff, #4a7ef0);
  transform: translateY(-1px);
}

.btn-big { font-size: 1.15rem; padding: 14px 28px; width: 100%; }
.btn-small { padding: 5px 12px; font-size: 0.85rem; }
.btn-danger { border-color: #5b2a2e; color: #f87171; }
.btn-danger:hover:not(:disabled) { background: #2a1416; border-color: var(--danger); }

input[type='text'] {
  font: inherit;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  width: 100%;
  outline: none;
}
input[type='text']:focus { border-color: var(--accent); }

/* ═══════════ welcome ═══════════ */
#screen-welcome {
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.welcome-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(600px 350px at 18% 12%, rgba(79, 142, 247, 0.16), transparent 70%),
    radial-gradient(520px 320px at 85% 85%, rgba(245, 185, 60, 0.1), transparent 70%),
    radial-gradient(420px 280px at 80% 15%, rgba(34, 197, 94, 0.07), transparent 70%);
}

.welcome-box {
  width: min(460px, 94vw);
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.logo {
  font-size: 3.2rem;
  letter-spacing: -1.5px;
}
.logo span {
  background: linear-gradient(120deg, var(--accent), #7fb0ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.tagline { color: var(--muted); font-size: 1.05rem; margin-top: -10px; }

.steps-row {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 8px;
  margin: 4px 0 2px;
}
.step {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 6px;
  font-size: 0.85rem;
}
.step-icon { font-size: 1.4rem; margin-bottom: 2px; }
.step small { color: var(--muted); font-size: 0.72rem; }
.step-arrow { align-self: center; color: var(--muted); }

.welcome-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: linear-gradient(180deg, rgba(35, 42, 58, 0.55), rgba(26, 31, 43, 0.85));
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(6px);
}

.welcome-foot { color: var(--muted); font-size: 0.8rem; }

.profile-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  text-align: left;
}
.profile-name { font-size: 1.05rem; }
.profile-stats { color: var(--muted); font-size: 0.82rem; margin-top: 3px; }

.invite-banner {
  background: #241f10;
  border: 1px solid var(--gold);
  color: var(--gold);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.92rem;
}
.invite-banner b { letter-spacing: 2px; }

.lang-row { display: flex; gap: 8px; }
.lang-btn {
  flex: 1;
  font: inherit;
  font-size: 0.9rem;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 6px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.lang-btn:hover { border-color: #3d4a6b; }
.lang-btn.active {
  color: var(--text);
  border-color: var(--accent);
  background: var(--panel-2);
  font-weight: 700;
}

.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 0.85rem;
}
.divider::before, .divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.join-row { display: flex; gap: 10px; }
.join-row input { text-transform: uppercase; letter-spacing: 3px; text-align: center; }

.error { color: var(--danger); font-size: 0.9rem; }

/* ═══════════ lobby ═══════════ */
#screen-lobby { align-items: center; justify-content: center; overflow-y: auto; }

.lobby-box {
  width: min(680px, 94vw);
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 30px 0;
}
.lobby-box h2 { font-size: 2rem; text-align: center; }

.invite-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 20px;
}
.invite-label { color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px; }
.invite-code { font-size: 2rem; font-weight: 800; letter-spacing: 6px; color: var(--gold); }

/* topic picker */
.topics-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}
.topics-card h3 { margin-bottom: 12px; }
.topics-hint { margin-top: 8px; }

.topic-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  flex-wrap: wrap;
}
.topic-label { width: 70px; text-align: left; color: var(--muted); font-size: 0.9rem; flex-shrink: 0; }
.topic-chip {
  background: var(--panel-2);
  border: 1px dashed var(--border);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 0.9rem;
  color: var(--muted);
  max-width: 240px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.topic-chip.set {
  border-style: solid;
  border-color: var(--accent);
  color: var(--text);
  font-weight: 600;
}
.topic-clear {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 0.95rem;
  padding: 2px 4px;
}

.topic-search { position: relative; flex: 1; min-width: 180px; }
.topic-search input { padding: 8px 12px; font-size: 0.9rem; }
.topic-results {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  z-index: 50;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.45);
}
.topic-result {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font: inherit;
  font-size: 0.88rem;
  padding: 8px 10px;
  cursor: pointer;
}
.topic-result:last-child { border-bottom: none; }
.topic-result:hover { background: #2b3448; }
.topic-result img, .topic-noimg {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  object-fit: cover;
  flex-shrink: 0;
  text-align: center;
  line-height: 34px;
}
.topic-result span { overflow: hidden; }
.topic-result b { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topic-result small { color: var(--muted); display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topic-empty { padding: 10px; color: var(--muted); font-size: 0.85rem; }

.lobby-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 560px) { .lobby-cols { grid-template-columns: 1fr; } }

.lobby-col {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}
.lobby-col h3 { margin-bottom: 12px; }

.player-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.player-list li { display: flex; align-items: center; gap: 8px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); flex-shrink: 0; }

.tag {
  font-size: 0.68rem;
  text-transform: uppercase;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1px 6px;
  color: var(--muted);
}
.tag.you { color: var(--accent); border-color: var(--accent); }

.dc { opacity: 0.55; }

.rule-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 8px 0;
  cursor: pointer;
}
.rule-row input { margin-top: 4px; accent-color: var(--accent); width: 16px; height: 16px; }
.rule-row small { color: var(--muted); }
.rule-row select {
  font: inherit;
  font-size: 0.85rem;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px 6px;
}
.rule-row select:disabled { opacity: 0.6; }

.hint { color: var(--muted); font-size: 0.85rem; margin-top: 10px; text-align: center; }
.hint a { color: var(--muted); text-decoration: underline; }
.hint a:hover { color: var(--text); }

/* ═══════════ game ═══════════ */
#screen-game { height: 100vh; }

.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.hud-route { display: flex; align-items: center; gap: 8px; min-width: 0; flex-wrap: wrap; }
.hud-arrow { color: var(--muted); }

.hud-pill {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 300px;
}
.goal-pill { border-color: var(--gold); cursor: pointer; }
.goal-pill:hover { background: #2f2a1c; }

.hud-stats { display: flex; align-items: center; gap: 14px; }
.hud-stat { font-variant-numeric: tabular-nums; font-weight: 700; }

.mode-pill { font-size: 0.8rem; color: var(--muted); }

#hud-timer.low-time { color: #f87171; }

.race-banner {
  padding: 9px 16px;
  text-align: center;
  font-weight: 700;
  font-size: 0.92rem;
  border-bottom: 1px solid var(--border);
}
.race-banner.success { background: #12251a; color: #6ee7a0; border-color: var(--accent-2); }
.race-banner.danger { background: #2a1416; color: #f87171; border-color: var(--danger); }
.race-banner.target { background: #241f10; color: var(--gold); border-color: var(--gold); }

.goal-preview {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 10px 16px;
  background: #1f1c12;
  border-bottom: 1px solid var(--gold);
}
.goal-preview img { width: 52px; height: 52px; object-fit: cover; border-radius: 8px; }
.goal-preview p { color: var(--muted); font-size: 0.85rem; }

.game-body {
  flex: 1;
  display: flex;
  min-height: 0;
}

.race-panel {
  width: 230px;
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 14px;
  overflow-y: auto;
}
.race-panel h3 { margin-bottom: 10px; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }

.race-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.race-list li {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 10px;
  position: relative;
}
.race-list li.me { border-color: var(--accent); }
.race-name { font-weight: 700; font-size: 0.9rem; }
.race-where {
  color: var(--muted);
  font-size: 0.78rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}
.race-where.racing { animation: racing-pulse 1.6s ease-in-out infinite; }
@keyframes racing-pulse { 0%, 100% { opacity: 0.45; } 50% { opacity: 1; } }

@media (max-width: 700px) {
  .race-panel { display: none; }
}

/* ═══════════ article pane (light, readable) ═══════════ */
.article-pane {
  flex: 1;
  overflow-y: auto;
  background: #fbfbf9;
  color: #202122;
  padding: 28px clamp(16px, 5vw, 56px) 80px;
  position: relative;
}

.countdown {
  position: absolute;
  inset: 0;
  z-index: 10;
  background: rgba(15, 18, 25, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
}
.countdown span {
  font-size: 7rem;
  font-weight: 900;
  color: var(--gold);
  animation: pulse 1s infinite;
}
@keyframes pulse { 0% { transform: scale(1); } 50% { transform: scale(1.18); } 100% { transform: scale(1); } }

.article-loading {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--accent);
  color: #fff;
  text-align: center;
  padding: 4px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 700;
}

.article-error {
  text-align: center;
  padding: 60px 20px;
  font-size: 1.1rem;
  color: #54595d;
  line-height: 2.6;
}

.article-title {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 400;
  font-size: 2rem;
  border-bottom: 1px solid #a2a9b1;
  padding-bottom: 6px;
  margin-bottom: 16px;
  max-width: 900px;
}

/* wikipedia content */
.wiki-content {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.02rem;
  line-height: 1.62;
  max-width: 900px;
}
/* skip layout of offscreen sections — big win on huge articles */
.wiki-content section {
  content-visibility: auto;
  contain-intrinsic-size: auto 600px;
}

.wiki-content h2, .wiki-content h3, .wiki-content h4 {
  font-weight: 400;
  margin: 1.2em 0 0.4em;
  border-bottom: 1px solid #eaecf0;
  padding-bottom: 3px;
}
.wiki-content p { margin: 0.6em 0; }
.wiki-content ul, .wiki-content ol { margin: 0.6em 0 0.6em 1.6em; }

.wiki-content a { color: #3366cc; text-decoration: none; cursor: pointer; }
.wiki-content a:hover { text-decoration: underline; }
.wiki-content a.new { color: #a55858; cursor: not-allowed; }
.wiki-content a.external, .wiki-content a[href^='http'] { color: #7a7a7a; cursor: default; }

.wiki-content img { max-width: 100%; height: auto; }

.wiki-content figure, .wiki-content .thumb {
  float: right;
  clear: right;
  margin: 6px 0 12px 16px;
  max-width: 260px;
  background: #f8f9fa;
  border: 1px solid #c8ccd1;
  border-radius: 4px;
  padding: 6px;
  font-size: 0.8rem;
  color: #54595d;
}
.wiki-content figcaption { padding-top: 4px; }

.wiki-content table { border-collapse: collapse; font-family: -apple-system, sans-serif; font-size: 0.85rem; }
.wiki-content table.sidebar, .wiki-content table[class*='sidebar'] {
  float: right;
  clear: right;
  margin: 6px 0 14px 16px;
  max-width: 260px;
  background: #f8f9fa;
  border: 1px solid #c8ccd1;
}
.wiki-content table.infobox, .wiki-content table[class*='infobox'] {
  float: right;
  clear: right;
  margin: 6px 0 14px 16px;
  max-width: 300px;
  background: #f8f9fa;
  border: 1px solid #c8ccd1;
}
.wiki-content table td, .wiki-content table th { border: 1px solid #eaecf0; padding: 4px 8px; vertical-align: top; }
.wiki-content .wikitable { margin: 0.8em 0; }
.wiki-content .wikitable th { background: #eaecf0; }

.wiki-content .mw-ref, .wiki-content sup { font-size: 0.75em; }
.wiki-content .hatnote, .wiki-content [role='note'] { font-style: italic; color: #54595d; font-size: 0.9rem; margin: 0.4em 0; }

.wiki-content .navbox, .wiki-content .vertical-navbox, .wiki-content .sistersitebox,
.wiki-content .metadata, .wiki-content .ambox, .wiki-content .mw-empty-elt { display: none; }

@media (max-width: 700px) {
  .wiki-content figure, .wiki-content .thumb,
  .wiki-content table.sidebar, .wiki-content table[class*='sidebar'],
  .wiki-content table.infobox, .wiki-content table[class*='infobox'] {
    float: none;
    margin: 10px auto;
  }
}

/* ═══════════ results overlay ═══════════ */
.overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(10, 12, 18, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.results-box {
  width: min(640px, 94vw);
  max-height: 88vh;
  overflow-y: auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 30px;
  text-align: center;
}
.results-trophy { font-size: 3.5rem; }
.results-box h2 { font-size: 1.8rem; margin: 8px 0 4px; }
.results-box > p { color: var(--muted); margin-bottom: 18px; }

#results-table table { width: 100%; border-collapse: collapse; font-size: 0.9rem; text-align: left; }
#results-table th { color: var(--muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; }
#results-table td, #results-table th { padding: 7px 8px; border-bottom: 1px solid var(--border); }
#results-table .winner-row td { color: var(--gold); font-weight: 700; }
#results-table .path-cell { max-width: 200px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#results-table .path-row { border-bottom: 1px solid var(--border); }
#results-table details { color: var(--muted); font-size: 0.82rem; }
#results-table summary { cursor: pointer; }

.results-actions { display: flex; gap: 12px; justify-content: center; margin-top: 22px; }

.results-points { color: var(--gold); font-weight: 700; margin-bottom: 14px; }

.confirm-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px 30px;
  text-align: center;
  font-size: 1.05rem;
}
.confirm-box .results-actions { margin-top: 18px; }

/* ═══════════ toast ═══════════ */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 20px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}