/* ============================================================
   Rarest Answer — shared stylesheet (vanilla CSS, no deps)
   ============================================================ */
:root {
  --bg: #070b18;
  --bg-2: #0b1226;
  --panel: rgba(255, 255, 255, 0.04);
  --panel-strong: rgba(255, 255, 255, 0.07);
  --line: rgba(255, 255, 255, 0.12);
  --ink: #eaf1ff;
  --muted: #9fb0c8;
  --cyan: #6ee7ff;
  --gold: #f7d66d;
  --violet: #b18cff;
  --green: #7ee2a8;
  --red: #ff8a8a;
  --tier-common: #9fb0c8;
  --tier-uncommon: #6ee7ff;
  --tier-rare: #b18cff;
  --tier-stellar: #f7d66d;
  --radius: 16px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(110, 231, 255, 0.08), transparent 60%),
    radial-gradient(900px 500px at 10% 110%, rgba(177, 140, 255, 0.08), transparent 60%),
    var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }
.wrap-narrow { max-width: 760px; margin: 0 auto; padding: 0 20px; }

/* ---------------- header / nav ---------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 11, 24, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding-top: 14px; padding-bottom: 14px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  color: var(--ink); font-weight: 700; font-size: 18px; letter-spacing: 0.2px;
}
.logo:hover { text-decoration: none; }
.logo svg { flex: 0 0 auto; }
.main-nav { display: flex; gap: 4px; flex-wrap: wrap; }
.main-nav a {
  color: var(--muted); font-size: 14px; font-weight: 600;
  padding: 7px 12px; border-radius: 999px;
}
.main-nav a:hover { color: var(--ink); background: var(--panel-strong); text-decoration: none; }
.main-nav a.active { color: #06222b; background: var(--cyan); }

/* ---------------- hero ---------------- */
.hero { padding: 56px 0 24px; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid rgba(110, 231, 255, 0.35);
  background: rgba(110, 231, 255, 0.08);
  padding: 6px 14px; border-radius: 999px;
}
.hero h1 {
  font-size: clamp(30px, 6vw, 46px);
  line-height: 1.15; letter-spacing: -0.5px;
  margin: 18px 0 12px;
}
.hero h1 .accent {
  background: linear-gradient(90deg, var(--cyan), var(--gold));
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.hero p.lede {
  color: var(--muted); font-size: 17px; max-width: 620px; margin: 0 auto 26px;
}
.hero-stats { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-top: 8px; }
.stat-pill {
  background: var(--panel); border: 1px solid var(--line); border-radius: 999px;
  padding: 8px 16px; font-size: 14px; color: var(--muted);
}
.stat-pill b { color: var(--ink); }

.cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 24px; }

/* ---------------- buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: inherit; font-weight: 700; font-size: 15px;
  padding: 12px 22px; border-radius: 12px; cursor: pointer;
  border: 1px solid var(--line); background: var(--panel-strong); color: var(--ink);
  transition: transform 0.06s ease, background 0.15s ease, box-shadow 0.15s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; background: rgba(255,255,255,0.12); }
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--cyan), #4cc4e8);
  border-color: transparent; color: #04222b;
  box-shadow: 0 6px 24px rgba(110, 231, 255, 0.25);
}
.btn-primary:hover { background: linear-gradient(135deg, #83edff, #57cfee); }
.btn-ghost { background: transparent; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------------- cards / sections ---------------- */
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.section { padding: 44px 0; }
.section h2 { font-size: clamp(22px, 4vw, 30px); letter-spacing: -0.3px; margin: 0 0 10px; }
.section .kicker {
  font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  color: var(--muted); margin: 0 0 8px;
}
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 760px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------------- game board ---------------- */
.game-panel { max-width: 640px; margin: 0 auto; }
.q-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.q-progress { color: var(--muted); font-size: 13px; font-weight: 700; letter-spacing: 1px; }
.chip {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 0.6px;
  padding: 4px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--panel-strong); color: var(--muted);
}
.q-prompt { font-size: clamp(20px, 4.5vw, 27px); font-weight: 800; line-height: 1.3; margin: 6px 0 18px; }

.timerbar {
  height: 6px; border-radius: 999px; background: rgba(255,255,255,0.08);
  overflow: hidden; margin-bottom: 16px;
}
.timerbar i {
  display: block; height: 100%; width: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--gold));
  border-radius: 999px;
  transition: width 0.12s linear;
}
.timerbar.low i { background: linear-gradient(90deg, var(--red), var(--gold)); }

.guess-row { display: flex; gap: 10px; }
.guess-input {
  flex: 1; min-width: 0;
  font: inherit; font-size: 17px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--line); border-radius: 12px;
  color: var(--ink); padding: 12px 16px; outline: none;
}
.guess-input:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(110, 231, 255, 0.15); }
.guess-input::placeholder { color: rgba(159, 176, 200, 0.55); }

.feedback { min-height: 30px; margin-top: 14px; font-weight: 600; font-size: 15px; }
.feedback .miss { color: var(--red); }
.feedback .hit { color: var(--green); }
.shake { animation: shake 0.35s ease; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

.tier-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 800; letter-spacing: 0.8px; text-transform: uppercase;
  padding: 4px 10px; border-radius: 999px; border: 1px solid currentColor;
}
.tier-common   { color: var(--tier-common); }
.tier-uncommon { color: var(--tier-uncommon); }
.tier-rare     { color: var(--tier-rare); }
.tier-stellar  { color: var(--tier-stellar); }
.tier-stellar .star { animation: twinkle 1.6s ease-in-out infinite; }
@keyframes twinkle { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.score-flash {
  text-align: center; margin: 18px 0 6px;
  animation: pop 0.4s ease;
}
.score-flash .pts { font-size: 44px; font-weight: 800; color: var(--gold); }
.score-flash .lbl { color: var(--muted); font-size: 14px; letter-spacing: 1px; text-transform: uppercase; }
@keyframes pop { from { transform: scale(0.7); opacity: 0; } to { transform: scale(1); opacity: 1; } }

/* scoreboard strip */
.board-strip {
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap;
  margin: 22px auto 0; max-width: 640px;
}
.board-cell {
  flex: 1; min-width: 110px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 10px 14px; text-align: center;
}
.board-cell .k { font-size: 11px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.board-cell .v { font-size: 20px; font-weight: 800; color: var(--ink); }

/* reveal table */
.reveal { margin-top: 18px; }
.reveal h3 { margin: 0 0 10px; font-size: 15px; letter-spacing: 1px; text-transform: uppercase; color: var(--muted); }
.tier-group { margin-bottom: 14px; }
.tier-group .tier-head { margin-bottom: 6px; }
.ans-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.ans-list li {
  background: rgba(255,255,255,0.05); border: 1px solid var(--line);
  border-radius: 999px; padding: 5px 12px; font-size: 14px;
}
.ans-list li.you {
  border-color: var(--gold); color: var(--gold); font-weight: 700;
  background: rgba(247, 214, 109, 0.08);
}
.ans-list li.you::after { content: " ✓"; }
.pts-tag { opacity: 0.7; font-size: 12px; margin-left: 6px; }

/* results */
.results-final { text-align: center; }
.results-final .total { font-size: 54px; font-weight: 800; color: var(--gold); }
.results-final .denom { color: var(--muted); font-size: 18px; }
.results-rows { margin: 20px 0 0; text-align: left; }
.result-row {
  display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
  padding: 10px 4px; border-bottom: 1px solid var(--line); font-size: 14px;
}
.result-row .rq { color: var(--ink); font-weight: 600; flex: 1; }
.result-row .rv { display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.result-row .miss-word { color: var(--red); }
.streak-note { margin-top: 14px; color: var(--muted); font-size: 14px; }
.streak-note b { color: var(--gold); }

/* topic chips (unlimited) */
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 20px; }
.chip-row button {
  font: inherit; font-size: 13px; font-weight: 700; cursor: pointer;
  background: var(--panel); border: 1px solid var(--line); color: var(--muted);
  padding: 7px 14px; border-radius: 999px;
}
.chip-row button:hover { color: var(--ink); }
.chip-row button.active { background: rgba(110,231,255,0.12); border-color: var(--cyan); color: var(--cyan); }

/* tables (unlimited comparison, scoring) */
.tbl-wrap { overflow-x: auto; }
table.cmp { width: 100%; border-collapse: collapse; font-size: 14px; }
table.cmp th, table.cmp td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
table.cmp th { color: var(--cyan); font-size: 12px; letter-spacing: 1.2px; text-transform: uppercase; }
table.cmp td:first-child { color: var(--muted); font-weight: 600; white-space: nowrap; }

/* scoring tiers showcase */
.tier-cards { display: grid; gap: 12px; }
@media (min-width: 640px) { .tier-cards { grid-template-columns: repeat(2, 1fr); } }
.tier-card { border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; background: var(--panel); }
.tier-card .top { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 6px; }
.tier-card .pts { font-weight: 800; font-size: 20px; }
.tier-card p { margin: 0; color: var(--muted); font-size: 14px; }

/* faq */
.faq-item { border-bottom: 1px solid var(--line); padding: 6px 0; }
.faq-item summary { cursor: pointer; font-weight: 700; padding: 12px 0; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before { content: "▸ "; color: var(--cyan); }
.faq-item[open] summary::before { content: "▾ "; }
.faq-item p { margin: 0 0 14px; color: var(--muted); }

/* archive */
.arch-day { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: 20px 22px; margin-bottom: 18px; }
.arch-day h3 { margin: 0 0 4px; font-size: 17px; }
.arch-day .cat-tag { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 1px; }
.arch-day details { margin-top: 10px; }
.arch-day summary { cursor: pointer; color: var(--cyan); font-weight: 600; font-size: 14px; }
.arch-q { margin: 16px 0 6px; font-weight: 700; }
.arch-note { color: var(--muted); font-size: 13px; margin: 2px 0 4px; }

/* footer */
.site-footer { border-top: 1px solid var(--line); margin-top: 60px; padding: 30px 0 40px; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.site-footer nav { display: flex; gap: 16px; flex-wrap: wrap; }
.site-footer, .site-footer a { color: var(--muted); font-size: 13px; }
.site-footer a:hover { color: var(--ink); }

/* countdown big */
.count-big { font-variant-numeric: tabular-nums; font-weight: 800; letter-spacing: 2px; color: var(--cyan); }

/* misc */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.center { text-align: center; }
.mt { margin-top: 18px; }
.small { font-size: 13px; }
hr.sep { border: 0; border-top: 1px solid var(--line); margin: 28px 0; }

/* SEO static fallback list */
.seo-today ol { margin: 8px 0 0; padding-left: 20px; color: var(--muted); }
.seo-today li { margin: 4px 0; }

/* ---------------- leaderboard ---------------- */
.lb-tabs { display: flex; gap: 8px; margin: 14px 0 12px; }
.lb-tabs button {
  font: inherit; font-size: 13px; font-weight: 700; cursor: pointer;
  background: var(--panel); border: 1px solid var(--line); color: var(--muted);
  padding: 7px 16px; border-radius: 999px;
}
.lb-tabs button.active { background: rgba(110, 231, 255, 0.12); border-color: var(--cyan); color: var(--cyan); }
.lb-list { list-style: none; margin: 0; padding: 0; }
.lb-row {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 12px; border-bottom: 1px solid var(--line);
}
.lb-row:last-child { border-bottom: 0; }
.lb-rank { width: 28px; color: var(--muted); font-weight: 800; font-variant-numeric: tabular-nums; }
.lb-name { flex: 1; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lb-pts { font-weight: 800; color: var(--gold); font-variant-numeric: tabular-nums; }
.lb-you { background: rgba(247, 214, 109, 0.07); border-radius: 10px; }
.lb-you .lb-name { color: var(--gold); }
.lb-panel h3 { margin: 4px 0 10px; font-size: 14px; letter-spacing: 1px; text-transform: uppercase; color: var(--muted); }
.lb-local { display: flex; gap: 12px; flex-wrap: wrap; margin: 10px 0; max-width: 640px; }
.lb-skel { display: flex; flex-direction: column; gap: 10px; }
.lb-skel i {
  display: block; height: 20px; border-radius: 8px;
  background: linear-gradient(90deg, rgba(255,255,255,0.05), rgba(255,255,255,0.11), rgba(255,255,255,0.05));
  background-size: 200% 100%; animation: shimmer 1.2s linear infinite;
}
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }
.lb-form { margin-top: 16px; text-align: left; border-top: 1px solid var(--line); padding-top: 14px; }
.lb-form-row { display: flex; gap: 10px; margin: 8px 0 6px; }
.lb-form input {
  flex: 1; min-width: 0; font: inherit; font-size: 15px;
  background: rgba(0, 0, 0, 0.3); border: 1px solid var(--line); border-radius: 12px;
  color: var(--ink); padding: 10px 14px; outline: none;
}
.lb-form input:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(110, 231, 255, 0.15); }

/* ---------------- comments ---------------- */
#comments { border-top: 1px solid var(--line); margin-top: 20px; }
.cm-list { list-style: none; margin: 14px 0 18px; padding: 0; }
.cm-item { padding: 12px 0; border-bottom: 1px solid var(--line); }
.cm-item:last-child { border-bottom: 0; }
.cm-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 4px; }
.cm-name { font-weight: 700; color: var(--cyan); }
.cm-date { font-size: 12px; color: var(--muted); }
.cm-body {
  color: var(--ink); font-size: 15px; line-height: 1.55; white-space: pre-wrap;
  word-break: break-word;
}
.cm-form { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; }
.cm-form input, .cm-form textarea {
  font: inherit; font-size: 15px;
  background: rgba(0, 0, 0, 0.3); border: 1px solid var(--line); border-radius: 12px;
  color: var(--ink); padding: 10px 14px; outline: none; resize: vertical;
}
.cm-form input:focus, .cm-form textarea:focus {
  border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(110, 231, 255, 0.15);
}
.cm-form .btn { align-self: flex-start; }
@media (max-width: 560px) {
  .guess-row { flex-direction: column; }
  .board-cell { min-width: 45%; }
  .site-header .wrap { flex-direction: column; gap: 8px; }
}