@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/archivo-vietnamese-wdth-normal-rJmnGBSt.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/archivo-latin-ext-wdth-normal-7khWdh9v.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/archivo-latin-wdth-normal-DY7AcnAa.woff2) 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-apple-system, "Segoe UI", Roboto, sans-serif;--ease-out: cubic-bezier(.22, 1, .36, 1)}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg: #0e0c0b;--bg-glow: rgba(239, 58, 66, .09);--surface: #171413;--surface-2: #211d1b;--surface-3: #2c2725;--ink: #f4eadb;--muted: #ab9d8e;--tab-ink: #b8ab9c;--faint: #9b8e80;--border: #2b2624;--border-strong: #3f3734;--red: #ef3a42;--red-soft: #3b1619;--red-ink: #ff7075;--red-fill: #c4222b;--good: #4cc477;--good-soft: #142e1e;--bad: #ff5a60;--bad-soft: #3b1619;--primary: #f4eadb;--on-primary: #120f0e;--mug-edge: #f4eadb;--shadow-1: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .35);--shadow-2: 0 24px 48px -12px rgba(0, 0, 0, .7)}}:root[data-theme=dark]{color-scheme:dark;--bg: #0e0c0b;--bg-glow: rgba(239, 58, 66, .09);--surface: #171413;--surface-2: #211d1b;--surface-3: #2c2725;--ink: #f4eadb;--muted: #ab9d8e;--tab-ink: #b8ab9c;--faint: #9b8e80;--border: #2b2624;--border-strong: #3f3734;--red: 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var(--border);box-shadow:var(--shadow-1)}.q-text{font-size:clamp(1.1rem,4.6vw,1.26rem);font-weight:700;line-height:1.38;margin:10px 0 18px;text-wrap:pretty}.opts{display:grid;gap:10px}.opt{display:flex;align-items:center;gap:12px;width:100%;min-height:56px;padding:12px 14px;border-radius:16px;text-align:left;background:var(--surface-2);border:2px solid transparent;font-weight:600;font-size:.97rem;line-height:1.35;transition:background .18s,border-color .18s,color .18s}.opt .L{flex:none;width:30px;height:30px;border-radius:10px;display:grid;place-items:center;font-weight:800;font-size:.82rem;background:var(--surface);color:var(--muted);transition:inherit}.opt.sel{border-color:var(--ink);background:var(--surface)}.opt.sel .L{background:var(--primary);color:var(--on-primary)}.opt.correct{border-color:var(--good);background:var(--good-soft);color:var(--good)}.opt.correct 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.mascot{width:96px;right:18px;top:14px}}@media(min-width:1024px){:root{--rail-w: 252px}.topbar{display:none}.shell{max-width:none;margin-left:var(--rail-w);padding:32px 48px 72px}.shell.no-rail{margin-left:0}.shell>main{max-width:1100px;margin:0 auto}.shell>main.page-narrow{max-width:760px}.shell>main.page-xs{max-width:520px}.tabbar{left:0;top:0;bottom:0;transform:none;width:var(--rail-w);height:auto;display:flex;flex-direction:column;gap:4px;padding:22px 14px 18px;border-radius:0;border:0;border-right:1px solid var(--border);box-shadow:none;background:var(--surface);backdrop-filter:none;-webkit-backdrop-filter:none}.tab{flex:none;flex-direction:row;justify-content:flex-start;gap:12px;height:48px;padding:0 14px;font-size:.95rem;border-radius:14px}.tab .tab-pill{border-radius:14px}.tab .tab-dot{top:50%;right:14px;transform:translateY(-50%)}.tab-label.short{display:none}.tab-label.long{display:inline}.rail-brand{display:flex;align-items:center;gap:12px;text-decoration:none;padding:2px 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.hero{margin-top:0!important;min-height:340px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:40px 40px 36px}.home-top .hero h1{font-size:clamp(2.3rem,3.3vw,3.1rem);max-width:9.5ch}.home-top .hero p{max-width:26ch}.home-top .hero .mug-slot{transform:scale(1.15);right:28px;bottom:6px}.home-top .stats{grid-template-columns:1fr;grid-auto-rows:1fr;margin-top:0}.home-top .stat{padding:18px 20px;display:flex;flex-direction:column;justify-content:center}.home-top .stat .v{font-size:1.7rem}.quick a{min-height:168px;padding:24px}.quick a b{font-size:1.2rem}.weeks{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}.week-tile{padding:16px 18px}.deck{height:500px}.test-top{top:0;padding-top:16px}.week-head{top:0}.me-pin{bottom:20px}.toast{bottom:32px}.splash .wordmark .w1,.splash .wordmark .w3{font-size:2rem}}@media(min-width:1024px)and (max-width:1179px){.home-top{display:block}.home-top .stats{grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:auto;margin-top:14px}.home-top .hero{min-height:300px}}@media(min-width:1300px){.home-top .hero .mug-slot{transform:scale(1.45);right:48px}}@media(min-width:1440px){:root{--rail-w: 272px}.shell>main{max-width:1180px}}@supports not (background: color-mix(in srgb,red 50%,transparent)){.topbar,.test-top,.week-head{background:var(--bg)}.tabbar,.test-nav{background:var(--surface)}.week-tile.done{border-color:var(--good)}}@supports not (height: 100dvh){body,.shell{min-height:100vh}.deck{height:clamp(340px,calc(100vh - 440px),540px)}.sheet{max-height:86vh}}@media(max-width:300px){.hero .mug-slot{transform:scale(.55)}.hero h1{font-size:1.4rem}}@media(max-width:639px)and (max-height:620px){.topbar{padding-top:calc(6px + env(safe-area-inset-top));padding-bottom:6px}.topbar .brand img{width:28px;height:28px}.icon-btn{width:36px;height:36px}.page-head.compact{display:none}.chips{padding-top:6px}.seg button{height:34px}.deck{margin:10px 0 6px;height:max(220px,calc(100vh - 334px));height:max(220px,calc(100dvh - 334px - env(safe-area-inset-bottom)))}.deck-foot{margin:2px 2px 6px}.deck-controls .round{width:44px;height:44px}.deck-controls .btn{min-height:44px}.deck-controls{grid-template-columns:44px minmax(0,1fr) minmax(0,1fr) 44px}}