:root{
  --bg:#0b0d0f; --panel:#111417; --panel2:#0e1113; --text:#f1f0eb;
  --muted:#858b88; --faint:#565c5a; --line:#262b2a; --accent:#d7f36a;
  --accent-dim:#9db746; --white:#fff; --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;min-height:100vh}
button,select{font:inherit}
button{cursor:pointer}
.noise{position:fixed;inset:0;pointer-events:none;opacity:.025;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.top-glow{position:fixed;width:650px;height:330px;top:-180px;left:50%;transform:translateX(-50%);background:radial-gradient(ellipse,rgba(215,243,106,.085),transparent 68%);pointer-events:none}
.nav{width:min(1120px,calc(100% - 40px));margin:0 auto;height:78px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.045)}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none}
.logo-box{height:36px;width:36px;border:1px solid #3b403e;border-radius:10px;display:grid;place-items:center;font-size:11px;font-weight:900;letter-spacing:-.06em}
.logo b,.logo small{display:block}.logo b{font-size:9px;letter-spacing:.18em}.logo small{font-size:9px;letter-spacing:.2em;color:var(--muted);margin-top:2px}
.nav nav{display:flex;gap:4px;margin-left:auto;margin-right:18px}
.nav-link{border:0;background:transparent;color:#777d7b;font-size:11px;padding:9px 12px;border-radius:999px}
.nav-link:hover,.nav-link.active{color:var(--text);background:#151917}
.round-btn{height:34px;width:34px;border:1px solid var(--line);background:transparent;color:#9da39f;border-radius:50%}
main{width:min(1120px,calc(100% - 40px));margin:0 auto;padding:76px 0 90px}
.view{display:none}.view.active{display:block}
.hero{max-width:760px;margin-bottom:52px}
.eyebrow{display:flex;align-items:center;gap:8px;color:var(--accent);font-size:9px;letter-spacing:.2em;font-weight:900;margin-bottom:17px}
.eyebrow span{width:5px;height:5px;background:var(--accent);border-radius:50%;display:inline-block}
.hero h1{font-size:clamp(52px,8vw,92px);line-height:.88;letter-spacing:-.075em;margin:0;font-weight:800}
.hero h1 em,.subhero h2 em{font-style:normal;color:#727976}
.hero>p,.subhero>p{max-width:610px;color:var(--muted);font-size:15px;line-height:1.6;margin:24px 0 0}
.hero strong{color:#c8cdca;font-weight:600}
.challenge-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:start}
.word-panel,.side-panel,.daily-card,.history-card{border:1px solid var(--line);background:linear-gradient(145deg,rgba(255,255,255,.032),rgba(255,255,255,.012));border-radius:var(--radius)}
.word-panel{padding:22px}
.panel-head{display:flex;justify-content:space-between;align-items:center}
.tiny-label{font-size:9px;letter-spacing:.18em;color:#707773;font-weight:900}
.ghost-btn{background:transparent;border:0;color:#aeb4b0;font-size:11px}.ghost-btn span{font-size:17px;margin-left:5px}.ghost-btn:hover{color:var(--text)}
.word-stage{text-align:center;padding:58px 15px 44px;border-bottom:1px solid rgba(255,255,255,.05)}
.level-badge{display:inline-block;font-size:8px;letter-spacing:.16em;font-weight:900;color:var(--accent);border:1px solid #424a35;padding:6px 8px;border-radius:999px;margin-bottom:18px}
.word-stage h2{font-size:clamp(45px,7vw,78px);line-height:.95;letter-spacing:-.07em;margin:0;font-weight:800;overflow-wrap:anywhere}
.word-meta{display:flex;align-items:center;justify-content:center;gap:8px;color:#737a76;font-size:11px;margin-top:13px}
.sound-btn{border:1px solid #303633;background:transparent;color:#9aa19d;border-radius:50%;width:25px;height:25px;font-size:12px}.sound-btn:hover{color:var(--accent);border-color:#4d573a}
.meaning{padding:17px 2px 2px;min-height:76px}.meaning-label{font-size:8px;letter-spacing:.17em;color:#656c68;font-weight:900}.meaning p{font-size:12px;color:#b2b8b5;line-height:1.5;margin:7px 0 0}
.settings{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:19px}
.setting label{display:block;font-size:8px;letter-spacing:.15em;color:#666d69;font-weight:900;margin:0 0 7px}
select{width:100%;background:#0d1012;color:#d8dcd9;border:1px solid var(--line);border-radius:12px;padding:12px;font-size:12px;outline:none}
select:focus{border-color:#50584f}
.prep-box,.speak-box,.complete-panel{display:flex;align-items:center;justify-content:space-between;gap:15px;border:1px solid var(--line);background:#0d1012;border-radius:15px;padding:15px 16px;margin-top:12px}
.speak-box{border-color:#394329;background:rgba(215,243,106,.035)}
.prep-kicker{display:block;color:#737a76;font-size:8px;letter-spacing:.16em;font-weight:900;margin-bottom:4px}
.prep-box strong,.speak-box strong,.complete-panel strong{display:block;font-size:12px}.prep-box small,.speak-box small,.complete-panel small{display:block;color:#666d69;font-size:10px;margin-top:3px}
.prep-start,.speak-start,.again-btn{border:0;border-radius:10px;padding:11px 13px;font-size:10px;font-weight:900;white-space:nowrap}
.prep-start{background:#202522;color:#d9dfdc}.speak-start{background:var(--accent);color:#0c0f0b}.again-btn{background:#202522;color:#dfe3df}
.prep-start span,.speak-start span{font-size:15px;margin-left:4px}
.timer-panel{margin-top:12px;border:1px solid #3a4330;background:#0c100d;border-radius:17px;padding:18px}
.timer-top{display:flex;justify-content:space-between;color:var(--accent);font-size:8px;letter-spacing:.18em;font-weight:900}.timer-top button{border:0;background:none;color:#7d847f;font-size:10px}
.timer-value{text-align:center;font-size:clamp(66px,10vw,105px);font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.08em;padding:10px 0 3px}
.timer-track{height:4px;background:#242925;border-radius:10px;overflow:hidden}.timer-track span{display:block;height:100%;width:100%;background:var(--accent);transform-origin:left}
.timer-actions{display:flex;justify-content:space-between;margin-top:14px}.timer-actions button{border:0;background:none;color:#8d9590;font-size:10px}.timer-actions button:last-child{color:var(--text)}
.complete-mark{height:34px;width:34px;border-radius:50%;background:#28301d;color:var(--accent);display:grid;place-items:center;font-weight:900;flex:none}
.complete-panel{border-color:#3a4330}
.side-panel{padding:22px}
.side-block{padding-bottom:20px}.side-block.compact{padding-bottom:4px}.side-block p{font-size:11px;line-height:1.65;color:#858c88;margin:12px 0 0}
.step{display:grid;grid-template-columns:28px 1fr;gap:10px;margin-top:18px}.step b{font-size:9px;color:#555c58;padding-top:2px}.step span{font-size:11px;line-height:1.55;color:#969d98}.step strong{color:#d6dbd7}
.side-divider{height:1px;background:var(--line);margin:0 0 20px}
.share-card{margin-top:22px;width:100%;border:1px solid var(--line);background:#0d1012;color:var(--text);border-radius:13px;padding:13px;display:flex;gap:11px;text-align:left;align-items:center}.share-card>span{font-size:19px;color:var(--accent)}.share-card b{display:block;font-size:10px}.share-card small{display:block;color:#666e69;font-size:9px;margin-top:3px}
.subhero{max-width:680px;margin-bottom:40px}.subhero h2{font-size:clamp(45px,7vw,72px);line-height:.9;letter-spacing:-.07em;margin:0}.daily-card{max-width:760px;padding:42px;text-align:center}.daily-date{font-size:9px;letter-spacing:.17em;color:#727975;font-weight:900}.daily-word{font-size:clamp(50px,9vw,92px);letter-spacing:-.075em;font-weight:800;margin:28px 0 8px}.daily-meaning{color:#8d9590;font-size:12px;max-width:480px;margin:0 auto 30px}.primary-btn{border:0;background:var(--accent);color:#0c0f0b;border-radius:12px;padding:14px 18px;font-weight:900;font-size:11px}.primary-btn span{font-size:16px;margin-left:7px}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:760px;margin-bottom:18px}.stat-card{border:1px solid var(--line);background:#111416;border-radius:18px;padding:22px}.stat-card span{font-size:8px;letter-spacing:.16em;color:#6d746f;font-weight:900}.stat-card b{display:block;font-size:39px;letter-spacing:-.06em;margin:9px 0 1px}.stat-card small{font-size:9px;color:#5f6662}.history-card{max-width:760px;padding:20px}.history-list{margin-top:16px}.history-row{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-top:1px solid #202523}.history-word{font-weight:800;font-size:13px}.history-meta{font-size:9px;color:#69706c;margin-top:3px}.history-level{font-size:8px;color:#909790;letter-spacing:.1em}.empty-history{color:#626a65;font-size:11px;padding:15px 0}
footer{width:min(1120px,calc(100% - 40px));margin:0 auto;padding:0 0 30px;color:#535a56;font-size:9px;display:flex;justify-content:space-between;letter-spacing:.03em}footer button{background:none;border:0;color:#777e79;font-size:9px}
dialog{width:min(560px,calc(100% - 30px));border:1px solid #303633;border-radius:22px;background:#111417;color:var(--text);padding:30px;box-shadow:0 30px 100px rgba(0,0,0,.65)}dialog::backdrop{background:rgba(0,0,0,.75)}.dialog-x{float:right;background:none;border:0;color:#737a76;font-size:25px}.dialog-x:hover{color:#fff}dialog h2{font-size:30px;letter-spacing:-.05em;line-height:1.02;margin:0 0 16px}dialog p{color:#929a95;font-size:12px;line-height:1.7}.dialog-rule{height:1px;background:var(--line);margin:20px 0}
.toast{position:fixed;left:50%;bottom:25px;transform:translate(-50%,15px);opacity:0;pointer-events:none;background:#e9eee9;color:#101311;padding:10px 14px;border-radius:999px;font-size:10px;font-weight:800;transition:.2s;z-index:20}.toast.show{opacity:1;transform:translate(-50%,0)}
[hidden]{display:none!important}
@media(max-width:850px){.challenge-layout{grid-template-columns:1fr}.side-panel{display:none}.hero{margin-bottom:35px}main{padding-top:55px}}
@media(max-width:600px){.nav{width:calc(100% - 24px);height:67px}.nav nav{margin-right:7px}.nav-link{padding:8px 8px;font-size:9px}.round-btn{display:none}main{width:calc(100% - 24px);padding-top:45px}.hero h1{font-size:58px}.hero>p{font-size:13px}.word-panel{padding:16px}.word-stage{padding:47px 8px 35px}.word-stage h2{font-size:49px}.settings{grid-template-columns:1fr 1fr}.prep-box,.speak-box,.complete-panel{padding:13px;align-items:flex-end}.prep-box small,.speak-box small{max-width:180px}.prep-start,.speak-start,.again-btn{padding:10px}.daily-card{padding:30px 18px}.stats-grid{gap:8px}.stat-card{padding:16px 12px}.stat-card b{font-size:31px}footer{width:calc(100% - 24px);gap:15px;line-height:1.5}}