/* AI RODENT'S REVENGE — landing + arcade. Shares tokens with style.css. */
:root {
  --bg: #0b1020; --bg-2: #0f1630; --surface: #151c34; --surface-2: #1c2542; --surface-3: #25304f;
  --line: rgba(255,255,255,0.08); --line-2: rgba(255,255,255,0.14);
  --text: #eef1ff; --text-2: #b7bfdc; --muted: #7f89ad;
  --accent: #ffb547; --accent-ink: #2a1a00; --enemy: #ff5d73; --trap: #a07cff; --ok: #3ddc97; --ice: #9fe3ff;
  --radius-sm: 10px; --radius: 16px; --radius-lg: 24px;
  --shadow: 0 18px 50px rgba(0,0,0,0.4), 0 2px 8px rgba(0,0,0,0.25);
  --font: 'Pretendard', 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); line-height: 1.55; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
/* Typesetting: keep Korean words whole, phrase-aware Japanese breaks,
   no orphans in paragraphs (pretty) and even short blocks (balance). */
html { overflow-wrap: break-word; }
:lang(ko) { word-break: keep-all; }
:lang(ja) { word-break: auto-phrase; }
p, li, dd, dt, label, summary { text-wrap: pretty; }
h1, h2, h3, h4, .kicker, .lead, .sub, small, figcaption, .modal-desc, .step p, .modal-card h3, .btn { text-wrap: balance; }
body::before { content: ''; position: fixed; inset: 0; pointer-events: none; z-index: -1;
  background: radial-gradient(60% 50% at 80% 0%, rgba(160,124,255,0.18), transparent 60%), radial-gradient(50% 40% at 10% 10%, rgba(255,181,71,0.12), transparent 60%); }
body.no-scroll { overflow: hidden; }
a { color: inherit; }
img { display: block; }
.wrap { width: min(1160px, 100% - 32px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 70%, transparent); outline-offset: 2px; border-radius: 8px; }

/* buttons */
.btn { white-space: nowrap; display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; padding: 12px 22px; font-weight: 800; text-decoration: none; border: 1px solid transparent; cursor: pointer; font: inherit; font-weight: 800; transition: transform .08s ease, background .15s, box-shadow .15s; min-height: 46px; }
.btn:active { transform: scale(.97); }
.btn-primary { background: linear-gradient(180deg, #ffc56b, var(--accent)); color: var(--accent-ink); box-shadow: 0 10px 30px rgba(255,181,71,.28), inset 0 1px 0 rgba(255,255,255,.45); }
.btn-primary:hover { box-shadow: 0 14px 36px rgba(255,181,71,.38), inset 0 1px 0 rgba(255,255,255,.45); }
.btn-secondary { background: var(--surface-2); border-color: var(--line-2); color: var(--text); }
.btn-ghost { background: transparent; border-color: var(--line-2); color: var(--text); }
.btn-ghost:hover, .btn-secondary:hover { background: var(--surface-3); }
.btn-lg { min-height: 56px; padding: 14px 26px; font-size: 1.05rem; }
.btn-sm { min-height: 38px; padding: 8px 16px; font-size: .9rem; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); }

/* nav */
.nav { position: sticky; top: 0; z-index: 20; backdrop-filter: blur(14px); background: rgba(11,16,32,.72); border-bottom: 1px solid transparent; transition: border-color .2s; }
.nav.scrolled { border-bottom-color: var(--line); }
.nav-inner { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 900; letter-spacing: -.01em; white-space: nowrap; }
.brand b { background: linear-gradient(90deg, var(--accent), var(--enemy)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav-links { display: flex; gap: 22px; margin-left: 12px; }
.nav-links a { text-decoration: none; color: var(--text-2); font-weight: 600; font-size: .95rem; }
.nav-links a:hover { color: var(--text); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.lang-select { appearance: none; background: var(--bg-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='7'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23b7bfdc' stroke-width='2' fill='none'/%3E%3C/svg%3E") no-repeat right 10px center; color: var(--text); border: 1px solid var(--line); border-radius: 999px; padding: 7px 28px 7px 12px; font: inherit; font-weight: 700; font-size: .82rem; max-width: 150px; cursor: pointer; }
.lang { display: inline-flex; padding: 3px; border-radius: 999px; background: var(--bg-2); border: 1px solid var(--line); }
.lang button { border: 0; background: transparent; color: var(--muted); font: inherit; font-weight: 800; font-size: .78rem; padding: 6px 10px; border-radius: 999px; cursor: pointer; }
.lang button[aria-checked='true'] { background: var(--surface-3); color: var(--text); }

/* hero */
.hero { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; padding: 64px 0 40px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 18px; padding: 6px 12px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); color: var(--text-2); font-weight: 700; font-size: .85rem; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px rgba(61,220,151,.18); }
h1 { font-size: clamp(2.3rem, 4.8vw, 3.6rem); line-height: 1.02; letter-spacing: -.035em; margin: 0 0 18px; font-weight: 900; }
.grad { background: linear-gradient(90deg, var(--accent), var(--enemy) 60%, var(--trap)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(1.02rem, 1.6vw, 1.2rem); color: var(--text-2); max-width: 36em; margin: 0 0 28px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.proof { list-style: none; display: flex; flex-wrap: wrap; gap: 28px; padding: 0; margin: 34px 0 0; }
.proof li { display: grid; }
.proof b { font-size: 1.8rem; font-weight: 900; letter-spacing: -.02em; }
.proof span { color: var(--muted); font-size: .85rem; font-weight: 600; }
.hero-demo { padding: 14px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.demo-top { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: .88rem; color: var(--text-2); padding: 2px 4px 12px; }
.live { display: inline-flex; align-items: center; gap: 6px; font-size: .72rem; font-weight: 900; letter-spacing: .12em; color: var(--enemy); background: rgba(255,93,115,.12); padding: 4px 8px; border-radius: 999px; }
.pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--enemy); animation: pulse 1.4s infinite; }
@keyframes pulse { 50% { opacity: .3; } }
.demo-link { white-space: nowrap; margin-left: auto; color: var(--accent); text-decoration: none; font-weight: 800; }
.demo-board { aspect-ratio: 11 / 8; display: grid; place-items: center; background: var(--bg-2); border-radius: var(--radius); }
.demo-board canvas { border-radius: 18px; }
.demo-legend { display: flex; flex-wrap: wrap; gap: 14px; padding: 12px 4px 2px; font-size: .78rem; color: var(--muted); font-weight: 700; }
.demo-legend > span { display: inline-flex; align-items: center; gap: 6px; }
.lg { width: 12px; height: 12px; border-radius: 4px; display: inline-block; }
.lg-mouse { background: var(--accent); border-radius: 50%; }
.lg-cat { background: var(--enemy); border-radius: 50%; }
.lg-crate { background: #c9925a; }
.lg-trap { background: var(--trap); border-radius: 50%; }
.lg-path { background: repeating-linear-gradient(90deg, var(--enemy) 0 3px, transparent 3px 6px); height: 3px; width: 16px; }

/* progress strip */
.progress-strip { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; padding: 14px 18px; border-radius: var(--radius-lg); background: linear-gradient(90deg, rgba(255,181,71,.1), rgba(160,124,255,.1)); border: 1px solid var(--line-2); margin-bottom: 8px; }
.ps-item { display: flex; align-items: center; gap: 10px; }
.ps-item strong { display: block; font-size: .95rem; }
.ps-item small { color: var(--muted); }
.ps-badge { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; font-weight: 900; background: linear-gradient(135deg, var(--accent), var(--enemy)); color: #1b0f00; }
.ps-emoji { font-size: 1.5rem; }
.progress-strip .btn { margin-left: auto; }
.bar { display: block; width: 120px; height: 6px; border-radius: 99px; background: var(--surface-3); overflow: hidden; margin-top: 4px; }
.bar > span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--accent), var(--enemy)); border-radius: inherit; transition: width .6s ease; }

/* sections */
.section { padding: 56px 0 8px; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 22px; }
.section-head.center { justify-content: center; text-align: center; }
.kicker { margin: 0 0 6px; font-size: .78rem; letter-spacing: .16em; font-weight: 900; color: var(--accent); text-transform: uppercase; }
h2 { margin: 0; font-size: clamp(1.6rem, 3.2vw, 2.4rem); letter-spacing: -.025em; line-height: 1.1; }
.sub { margin: 8px 0 0; color: var(--text-2); max-width: 56em; }

/* daily */
.daily-meter { display: grid; justify-items: end; gap: 4px; font-weight: 900; font-size: 1.3rem; }
.daily-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.daily-card { position: relative; display: flex; gap: 14px; align-items: center; padding: 16px; border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--line); cursor: pointer; text-align: left; font: inherit; color: inherit; transition: transform .1s ease, border-color .15s; }
.daily-card:hover { transform: translateY(-2px); border-color: var(--line-2); }
.daily-card .dc-art { width: 64px; height: 64px; border-radius: 18px; display: grid; place-items: center; font-size: 2rem; flex: none; background: radial-gradient(circle at 30% 20%, rgba(255,255,255,.2), transparent 60%), var(--g, var(--surface-3)); }
.daily-card strong { display: block; font-size: 1.05rem; }
.daily-card small { color: var(--muted); }
.daily-card .dc-state { margin-left: auto; font-weight: 900; font-size: .8rem; padding: 6px 10px; border-radius: 999px; background: var(--surface-3); white-space: nowrap; }
.daily-card.done { border-color: color-mix(in srgb, var(--ok) 50%, transparent); }
.daily-card.done .dc-state { background: rgba(61,220,151,.16); color: var(--ok); }
.daily-main { display: flex; align-items: center; gap: 14px; margin-top: 14px; padding: 16px 18px; text-decoration: none; background: linear-gradient(90deg, #1f2c55, var(--surface)); }
.daily-main strong { display: block; }
.daily-main small { color: var(--muted); }
.dm-icon { font-size: 1.8rem; }
.dm-go { margin-left: auto; font-size: 1.4rem; color: var(--accent); }

/* arcade */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.chip { border: 1px solid var(--line-2); background: transparent; color: var(--text-2); font: inherit; font-weight: 700; font-size: .9rem; padding: 8px 14px; border-radius: 999px; cursor: pointer; }
.chip[aria-selected='true'] { background: var(--text); color: var(--bg); border-color: var(--text); }
.chip .n { opacity: .6; margin-left: 4px; font-weight: 600; }
.game-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 16px; }
.game-card { display: flex; flex-direction: column; border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--line); overflow: hidden; cursor: pointer; text-align: left; font: inherit; color: inherit; padding: 0; transition: transform .12s ease, border-color .15s, box-shadow .15s; }
.game-card:hover { transform: translateY(-3px); border-color: var(--line-2); box-shadow: var(--shadow); }
.gc-thumb { position: relative; aspect-ratio: 16 / 10; display: grid; place-items: center; background: radial-gradient(circle at 25% 15%, rgba(255,255,255,.22), transparent 55%), linear-gradient(145deg, var(--g, #25304f), #121833 92%); }
.gc-thumb canvas { width: 100%; height: 100%; position: absolute; inset: 0; }
.gc-icon { position: relative; font-size: 3rem; filter: drop-shadow(0 8px 14px rgba(0,0,0,.35)); transition: transform .2s ease; }
.game-card:hover .gc-icon { transform: scale(1.1) rotate(-4deg); }
.gc-tags { position: absolute; top: 10px; left: 10px; display: flex; gap: 6px; z-index: 1; }
.gc-tag { font-size: .66rem; font-weight: 900; letter-spacing: .08em; padding: 4px 8px; border-radius: 999px; background: rgba(11,16,32,.72); color: var(--text-2); text-transform: uppercase; }
.gc-tag.daily { background: var(--accent); color: var(--accent-ink); }
.gc-tag.ai { background: rgba(160,124,255,.85); color: #140a2a; }
.gc-body { padding: 12px 14px 14px; display: grid; gap: 2px; }
.gc-body strong { font-size: 1.02rem; }
.gc-body small { color: var(--muted); font-size: .84rem; }
.gc-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; }
.gc-best { font-size: .78rem; color: var(--text-2); font-weight: 700; }
.gc-play { font-size: .8rem; font-weight: 900; padding: 6px 12px; border-radius: 999px; background: var(--accent); color: var(--accent-ink); }

/* features */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature { padding: 22px; }
.f-icon { font-size: 1.8rem; }
.feature h3 { margin: 12px 0 6px; font-size: 1.1rem; }
.feature p { margin: 0; color: var(--text-2); font-size: .95rem; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.step { padding: 22px; border-radius: var(--radius-lg); border: 1px dashed var(--line-2); }
.step-n { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 900; background: var(--surface-3); }
.step h3 { margin: 12px 0 4px; }
.step p { margin: 0; color: var(--text-2); }
.faq { display: grid; gap: 10px; max-width: 760px; margin-inline: auto; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 18px; }
.faq summary { cursor: pointer; font-weight: 800; padding: 14px 0; list-style: none; }
.faq summary::after { content: '+'; float: right; color: var(--muted); font-weight: 900; }
.faq details[open] summary::after { content: '–'; }
.faq p { margin: 0 0 16px; color: var(--text-2); }
.final { text-align: center; padding: 48px 20px; background: radial-gradient(80% 120% at 50% 0%, rgba(255,181,71,.18), transparent 60%), var(--surface); }
.final p { color: var(--text-2); margin: 10px 0 24px; }

/* footer */
.footer { margin-top: 64px; border-top: 1px solid var(--line); padding: 32px 0 40px; background: var(--bg-2); }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 16px 32px; }
.biz { margin: 12px 0 0; color: var(--muted); font-size: .8rem; line-height: 1.7; }
.biz a { color: var(--text-2); }
.footer-links { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: flex-start; }
.footer-links a { white-space: nowrap; color: var(--text-2); text-decoration: none; font-weight: 700; font-size: .9rem; }
.copy { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: .78rem; }

/* player overlay */
.player { position: fixed; inset: 0; z-index: 50; display: none; place-items: center; padding: 16px; background: rgba(5,8,20,.78); backdrop-filter: blur(8px); }
.player.open { display: grid; animation: fade .18s ease both; }
@keyframes fade { from { opacity: 0; } }
.player-card { position: relative; width: min(460px, 100%); height: min(760px, 100%); display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--radius-lg); box-shadow: var(--shadow); overflow: hidden; border-top: 3px solid var(--accent-game, var(--accent)); }
.ap-head { display: flex; align-items: center; gap: 10px; padding: 12px; }
.ap-title { flex: 1; display: flex; align-items: center; gap: 8px; min-width: 0; font-size: 1.05rem; }
.ap-title strong { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#ap-icon { font-size: 1.4rem; }
.ap-daily { font-size: .66rem; font-weight: 900; letter-spacing: .1em; padding: 3px 8px; border-radius: 999px; background: var(--accent); color: var(--accent-ink); }
.ap-icon-btn { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line); background: var(--surface-2); color: var(--text); font: inherit; font-weight: 900; cursor: pointer; flex: none; }
.ap-scores { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 0 12px; }
.ap-scores span { display: flex; justify-content: space-between; align-items: baseline; padding: 8px 12px; border-radius: var(--radius-sm); background: var(--bg-2); border: 1px solid var(--line); }
.ap-scores em { font-style: normal; font-size: .72rem; color: var(--muted); font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.ap-scores b { font-variant-numeric: tabular-nums; font-size: 1.1rem; }
.ap-howto { display: none; margin: 10px 12px 0; padding: 10px 12px; border-radius: var(--radius-sm); background: var(--surface-2); color: var(--text-2); font-size: .88rem; }
.player.show-howto .ap-howto { display: block; }
.ap-stage { flex: 1; min-height: 0; display: grid; place-items: center; padding: 12px; touch-action: none; user-select: none; -webkit-user-select: none; }
.arcade-canvas { display: block; border-radius: 16px; }
.ap-result { position: absolute; inset: 0; display: none; place-items: center; padding: 20px; background: rgba(11,16,32,.72); backdrop-filter: blur(4px); }
.player.over .ap-result { display: grid; animation: fade .2s ease both; }
.ap-result-card { width: 100%; max-width: 340px; display: grid; gap: 10px; text-align: center; padding: 22px 18px; border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--line-2); box-shadow: var(--shadow); }
.ap-newbest { margin: 0; font-weight: 900; letter-spacing: .14em; color: var(--accent); font-size: .85rem; }
.ap-r-score { margin: 0; }
.ap-r-score b { font-size: 3rem; font-weight: 900; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.ap-r-score span { color: var(--muted); font-weight: 700; }
.ap-r-meta { display: flex; justify-content: center; gap: 14px; margin: 0; color: var(--text-2); font-weight: 700; font-size: .9rem; }
.ap-r-daily { margin: 0; font-weight: 800; color: var(--ok); font-size: .9rem; }
.ap-promo { display: flex; align-items: center; gap: 10px; text-align: left; margin-top: 4px; padding: 12px; border-radius: var(--radius); background: linear-gradient(90deg, rgba(255,181,71,.14), rgba(255,93,115,.12)); border: 1px solid var(--line-2); text-decoration: none; }
.ap-promo > span:first-child { font-size: 1.6rem; }
.ap-promo strong { display: block; font-size: .9rem; }
.ap-promo small { color: var(--muted); }
.ap-promo > span:last-child { margin-left: auto; color: var(--accent); font-weight: 900; }

/* responsive */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 28px; padding-top: 32px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .daily-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  .feature-grid, .steps { grid-template-columns: 1fr; }
  .game-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .gc-body small { display: none; }
  .gc-icon { font-size: 2.4rem; }
  .brand span { font-size: .92rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .daily-meter { justify-items: start; }
  .player { padding: 0; }
  .player-card { height: 100%; border-radius: 0; width: 100%; }
  .proof { gap: 18px; }
}
@media (max-width: 480px) {
  .brand span { display: none; }
  .nav-right > .btn { display: none; }
  .lang-select { max-width: 160px; }
  .nav-inner { gap: 10px; }
  .nav-right { gap: 8px; }
  .hero-ctas .btn { width: 100%; }
  .demo-top { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }

/* generated key art on cards */
.gc-thumb.has-art { background-size: cover; background-position: center; }
.gc-thumb.has-art::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(11,16,32,.55)); }
.gc-badge { position: absolute; right: 10px; bottom: 10px; z-index: 1; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; background: rgba(11,16,32,.72); font-size: 1.1rem; }
.game-card:hover .gc-thumb.has-art { filter: saturate(1.15) brightness(1.05); }
.daily-card .dc-art { background-size: cover; background-position: center; }

/* language suggestion bar */
.lang-bar { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 8px 12px; background: linear-gradient(90deg, rgba(255,181,71,.18), rgba(160,124,255,.18)); font-weight: 700; font-size: .9rem; }
.lang-bar a { color: var(--accent); text-decoration: none; }
.lang-bar button { border: 0; background: transparent; color: var(--muted); cursor: pointer; font: inherit; }
/* share */
.share { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; padding: 24px; }
.share-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.share-btn { display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--surface-2); color: var(--text); text-decoration: none; font: inherit; font-weight: 800; font-size: .85rem; cursor: pointer; white-space: nowrap; }
.share-btn:hover { background: var(--surface-3); }
.share-dot { width: 10px; height: 10px; border-radius: 50%; }
.share-copy { border-color: color-mix(in srgb, var(--accent) 50%, transparent); }
.notfound { min-height: 100vh; display: grid; place-content: center; justify-items: center; text-align: center; gap: 6px; }
.notfound img { filter: drop-shadow(0 18px 30px rgba(0,0,0,.4)); }