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var(--font-ui);color:var(--ink-2);letter-spacing:0}.ticks{gap:9px;margin:16px 0 20px;padding:0;font-size:.95rem;list-style:none;display:grid}.ticks li{gap:10px;display:flex}.ticks li:before{content:"✓";color:var(--ok);flex:none;font-weight:800}@media (max-width:859px){.auth{grid-template-columns:minmax(0,1fr);min-height:0}.auth-aside{flex-direction:row;align-items:center;padding:18px 20px}.auth-quote,.auth-foot{display:none}.auth-main{align-items:flex-start;padding:28px 20px 56px}}.land{max-width:1240px;margin:0 auto;padding:0 clamp(20px,5vw,56px)}.land-nav{justify-content:space-between;align-items:center;padding:22px 0;display:flex}.land-nav nav{align-items:center;gap:10px;display:flex}.land-hero{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:center;gap:clamp(32px,6vw,80px);padding:clamp(28px,6vw,80px) 0 clamp(40px,7vw,96px);display:grid;position:relative}.land-hero h1{letter-spacing:-.03em;margin:0 0 20px;font-size:clamp(2.5rem,5.6vw,4.5rem);font-weight:600;line-height:1.04}.land-hero h1 em{color:var(--primary);background:linear-gradient(transparent 82%, color-mix(in srgb, var(--gold) 45%, transparent) 82%);font-style:normal}.lead{color:var(--ink-2);max-width:46ch;margin:0 0 26px;font-size:clamp(1.05rem,1.6vw,1.2rem)}.cta{flex-wrap:wrap;gap:12px;display:flex}.cta .btn{min-height:52px;margin:0;padding:12px 26px}.fine{color:var(--ink-2);margin:16px 0 0;font-size:.85rem}.specimen{gap:18px;padding:8px;display:grid}.spec-card{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-hover);border-radius:22px;flex-direction:column;gap:4px;padding:22px 26px;display:flex}.spec-letter{text-align:center;align-items:center;width:58%;transform:rotate(-2.5deg)}.spec-letter .glyph{font:600 7.5rem/1.15 var(--font-bn-serif);color:var(--primary)}.spec-roman{font:600 1.2rem var(--font-display);color:var(--ink-2)}.spec-line{margin-left:22%;transform:rotate(1.5deg)}.spec-bn{font:500 1.7rem/1.5 var(--font-bn-serif)}.spec-ro{color:var(--ink-2);font-style:italic}.spec-en{font-weight:500}.spec-quiz{width:80%;transform:rotate(-1deg)}.spec-q{color:var(--ink-2);font-size:.95rem}.spec-q b{color:var(--ink)}.spec-opts{gap:10px;margin-top:8px;display:flex}.spec-opts i{border:2px solid var(--line);min-height:56px;font:500 1.7rem var(--font-bn-serif);border-radius:14px;flex:1;place-items:center;font-style:normal;display:grid}.spec-opts i.ok{border-color:var(--ok);background:color-mix(in srgb, var(--ok) 14%, var(--surface))}.land-section{border-top:1px solid var(--line);padding:clamp(40px,6vw,84px) 0}.land-section h2{letter-spacing:-.025em;max-width:20ch;margin:0 0 28px;font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:1.1}.feature-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:18px;display:grid}.feature{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg, color-mix(in srgb, var(--seg) 9%, var(--surface)), var(--surface) 130px);flex-direction:column;gap:10px;padding:24px;display:flex}.feature h3{margin:6px 0 0;font-size:1.35rem;font-weight:600}.feature h3 span{font:500 .95rem var(--font-bn-serif);color:var(--seg);margin-left:6px}.feature p{color:var(--ink-2);margin:0;font-size:.94rem}.land-section.split{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(24px,6vw,80px);display:grid}.points{margin:0;padding:0;list-style:none}.points li{border-top:1px solid var(--line);flex-direction:column;gap:4px;padding:20px 0;display:flex}.points li:first-child{border-top:0;padding-top:4px}.points b{font:600 1.2rem var(--font-display)}.points span{color:var(--ink-2)}.offer{color:var(--night-ink);background:radial-gradient(500px 300px at 100% 0%, #788cff59, transparent 60%), var(--night);border-radius:28px;grid-template-columns:minmax(0,1fr) minmax(0,420px);align-items:center;gap:clamp(24px,5vw,64px);padding:clamp(24px,5vw,56px);display:grid}.offer h2{color:#fff}.offer .lead{color:var(--night-mute);margin:0}.offer .eyebrow{color:var(--gold)}.offer-card{background:var(--surface);color:var(--ink);border-radius:22px;padding:28px}.offer-card .btn{width:100%;margin:0}.land-foot{border-top:1px solid var(--line);color:var(--ink-2);flex-wrap:wrap;justify-content:space-between;gap:10px;padding:28px 0 44px;font-size:.85rem;display:flex}@media (max-width:899px){.land-hero,.land-section.split,.offer{grid-template-columns:minmax(0,1fr)}.spec-letter .glyph{font-size:5.5rem}.specimen{max-width:460px}}@media (max-width:480px){.land-nav .navbtn{display:none}}.tabs{background:var(--surface-2);border-radius:14px;gap:4px;margin:8px 0 6px;padding:4px;display:flex}.tabs button{min-height:44px;color:var(--ink-2);font:600 .93rem var(--font-ui);cursor:pointer;background:0 0;border:0;border-radius:10px;flex:1;padding:8px;transition:background .15s,color .15s}.tabs button:hover:not(.active){color:var(--ink)}.tabs button.active{background:var(--surface);color:var(--primary);box-shadow:0 1px 3px #00000024}.grid{grid-template-columns:repeat(auto-fill,minmax(82px,1fr));gap:10px;display:grid}.tile{border:1px solid var(--line);background:var(--surface);color:inherit;cursor:pointer;border-radius:16px;flex-direction:column;align-items:center;gap:2px;padding:12px 4px 9px;transition:transform .12s,border-color .15s,box-shadow .15s;display:flex;position:relative}.tile:hover{border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-3px)}.tile.static{cursor:default}.tile.static:hover{border-color:var(--line);box-shadow:none;transform:none}.tile .ch{font-size:2.15rem;line-height:1.35}.tile .rom{color:var(--ink-2);text-align:center;font-size:.72rem;line-height:1.2}.tile.done{border-color:color-mix(in srgb, var(--ok) 60%, var(--line));background:color-mix(in srgb, var(--ok) 8%, var(--surface))}.tile.done:after{content:"✓";color:var(--ok);font-size:.7rem;font-weight:800;position:absolute;top:5px;right:8px}.tile.current{border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--primary) 25%, transparent)}.detail{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);align-items:center;gap:22px;margin:14px 0 6px;padding:20px;display:flex}.big{text-align:center;min-width:112px;color:var(--primary);margin:10px 0;font-size:5.4rem;line-height:1.2}.word{font-size:1.6rem}.sound{margin:0 0 8px}.prompt{text-align:center;margin:24px 0}.prompt small{color:var(--ink-2);display:block}.options{gap:10px;margin:16px 0;display:grid}.options.letters{grid-template-columns:repeat(2,1fr)}.opt{border:2px solid var(--line);background:var(--surface);min-height:62px;color:inherit;font:500 1.15rem var(--font-bn), var(--font-ui);cursor:pointer;border-radius:16px;padding:14px;transition:transform 80ms,border-color .15s,background .15s}.opt:hover:not(:disabled){border-color:var(--primary);background:color-mix(in srgb, var(--primary) 4%, var(--surface))}.opt:active:not(:disabled){transform:scale(.98)}.letters .opt{font-size:2.3rem;font-family:var(--font-bn-serif)}.opt.right{border-color:var(--ok);background:color-mix(in srgb, var(--ok) 16%, var(--surface))}.opt.wrong{border-color:var(--bad);background:color-mix(in srgb, var(--bad) 14%, var(--surface))}.opt:disabled{cursor:default}.opt:disabled:not(.right):not(.wrong){opacity:.55}@media (min-width:700px){.options:not(.letters){grid-template-columns:repeat(2,1fr)}.options.letters{grid-template-columns:repeat(4,1fr)}}.feedback{min-height:1.5em;margin:4px 0 8px;font-weight:600}.bar{background:var(--surface-2);border-radius:999px;height:8px;overflow:hidden}.bar div{background:linear-gradient(90deg, var(--ok), color-mix(in srgb, var(--ok) 60%, var(--read)));border-radius:999px;height:100%;transition:width .3s}.hint{color:var(--ink-2);margin:14px 0 0;font-size:.95rem;font-weight:600}.flash{border:1px solid var(--line);background:var(--surface);width:100%;min-height:320px;color:inherit;cursor:pointer;font:inherit;box-shadow:var(--shadow-hover);border-radius:28px;flex-direction:column;justify-content:center;align-items:center;gap:16px;margin:14px 0 10px;padding:32px;transition:transform .12s;display:flex;position:relative}.flash:before{content:"";border:1px dashed var(--line-2);pointer-events:none;border-radius:20px;position:absolute;inset:10px}.flash:active{transform:scale(.99)}.flash-front{color:var(--primary);font-size:6.2rem;line-height:1.2}.flash-front.small{text-align:center;font-size:2.8rem}.flash-back{text-align:center;border-top:1px solid var(--line);flex-direction:column;align-items:center;gap:6px;width:100%;max-width:420px;padding-top:16px;font-size:1.05rem;animation:.25s ease-out fade;display:flex}.flash-back b{font:600 1.7rem var(--font-display)}@keyframes fade{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.rate{grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px;display:grid}.rate .btn{min-height:56px;margin:0}.rate small{opacity:.75;margin-left:4px;font-weight:500}.trace-box{aspect-ratio:1;width:100%;max-width:360px;margin:14px auto;position:relative}.trace-canvas{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);width:100%;height:100%;color:var(--ink);box-shadow:var(--shadow);position:absolute;inset:0}.trace-canvas.draw{box-shadow:none;touch-action:none;cursor:crosshair;background:0 0;border-color:#0000}.word-en{font:600 1.8rem var(--font-display)}.built{border:2px dashed var(--line-2);border-radius:var(--radius);background:var(--surface);justify-content:center;align-items:center;min-height:84px;margin:14px 0;padding:8px;font-size:2.4rem;display:flex}.built.right{border-style:solid;border-color:var(--ok)}.built.wrong{border-style:solid;border-color:var(--bad)}.pieces{flex-wrap:wrap;justify-content:center;gap:10px;margin:14px 0;display:flex}.piece{border:2px solid var(--line);background:var(--surface);min-width:58px;min-height:58px;color:inherit;cursor:pointer;box-shadow:0 3px 0 var(--line);border-radius:14px;padding:8px 16px;font-size:2rem;transition:transform 80ms}.piece:hover:not(:disabled){border-color:var(--primary)}.piece:active:not(:disabled){box-shadow:none;transform:translateY(2px)}.piece:disabled{opacity:.3;cursor:default;box-shadow:none}.page{max-width:880px;margin:0 auto;padding:12px 20px 56px}.top{z-index:5;background:color-mix(in srgb, var(--bg) 88%, transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);align-items:center;gap:8px;margin:0 -20px 18px;padding:12px 20px;display:flex;position:sticky;top:0}.spacer{flex:1}.list{flex-direction:column;gap:10px;display:flex}.row{background:var(--surface);border:1px solid var(--line);border-radius:14px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;padding:14px 16px;display:flex}.row b{word-break:break-all}.actions{flex-wrap:wrap;gap:6px;display:flex}.toolbar{justify-content:flex-end;align-items:center;gap:10px;margin:0;display:flex}.toolbar-label{color:var(--ink-2);font-size:.82rem;font-weight:600}.switch{border:1px solid var(--line-2);background:var(--surface-2);min-height:34px;color:var(--ink-2);font:600 .78rem var(--font-ui);cursor:pointer;border-radius:999px;align-items:center;gap:8px;padding:3px 12px 3px 4px;display:inline-flex}.switch-knob{background:var(--ink-2);border-radius:50%;width:26px;height:26px;transition:background .15s}.switch[aria-checked=true]{background:color-mix(in srgb, var(--primary) 14%, var(--surface));border-color:var(--primary);color:var(--primary);flex-direction:row-reverse;padding:3px 4px 3px 12px}.switch[aria-checked=true] .switch-knob{background:var(--primary)}.switch-text{min-width:1.9em}.roman-main{font-size:1.4rem;font-weight:700}.story-title{flex-direction:column;gap:2px;display:flex}.story-title-bn{color:var(--ink);font-size:1.5rem;font-weight:600;line-height:1.3}.story-h1{font-family:var(--font-bn-serif), var(--font-display)}.tabs.steps{gap:2px;padding:3px}.tabs.steps button{min-width:0;padding:8px 2px;font-size:.85rem}.tabs.steps small{opacity:.55;margin-right:2px;font-weight:700}.step-blurb{margin:6px 0 12px}.vocab{gap:8px;margin:0;padding:0;list-style:none;display:grid}.vocab li{background:var(--surface);border:1px solid var(--line);border-radius:14px;grid-template-columns:minmax(78px,34%) 1fr auto;align-items:center;gap:12px;padding:11px 14px;display:grid}.vocab-bn{font-size:1.4rem;font-weight:600;line-height:1.4}.vocab-meaning{flex-direction:column;line-height:1.3;display:flex}.vocab-meaning i{color:var(--ink-2);font-size:.9rem}.icon-btn{border:1px solid var(--line);background:var(--surface-2);cursor:pointer;border-radius:12px;flex:none;width:44px;height:44px;font-size:1.1rem}.icon-btn:hover{border-color:var(--primary)}.story-text{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(18px,3vw,30px)}.story-bn{font:400 1.35rem/2.2 var(--font-bn-serif);margin:12px 0 0}.story-en{margin:0 0 12px;font-size:1.12rem;line-height:1.85}.lesson{border-top:1px dashed var(--line-2);margin-top:14px;padding-top:12px}.lines{counter-reset:l;gap:10px;margin:0;padding:0;list-style:none;display:grid}.lines li{counter-increment:l;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--seg,var(--primary));border-radius:14px;flex-direction:column;gap:4px;padding:14px 16px;display:flex}.lines .lesson{background:color-mix(in srgb, var(--seg,var(--primary)) 9%, var(--surface));border-top:0;margin-top:0;padding-top:12px}.line-top{justify-content:space-between;align-items:flex-start;gap:10px;display:flex}.line-bn{font:500 1.3rem/1.7 var(--font-bn-serif)}.line-roman{color:var(--ink-2);font-style:italic}.line-en{font-size:1rem}.step-nav{gap:10px;margin-top:22px;display:flex}.step-nav .btn{flex:1;margin:0}.quiz-q{margin:8px 0 4px;font-size:1.15rem}.opt.text{font:500 1.02rem/1.4 var(--font-ui);text-align:left}.tabs.steps.scroll{scrollbar-width:thin;overflow-x:auto}.tabs.steps.scroll button{white-space:nowrap;flex:none;padding:8px 12px}.g-p{margin:0;line-height:1.75}.g-note{background:color-mix(in srgb, var(--seg) 9%, var(--surface));border:1px solid color-mix(in srgb, var(--seg) 28%, var(--line));border-radius:14px;margin:0;padding:14px 16px;font-size:.95rem;line-height:1.6}.g-section h3{margin:0 0 8px;font-size:1.05rem}.g-scroll{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);border-radius:14px;overflow-x:auto}.g-table{border-collapse:collapse;width:100%;min-width:max-content;font-size:.95rem}.g-table th,.g-table td{text-align:left;vertical-align:top;border-bottom:1px solid var(--line);padding:10px 14px;line-height:1.4}.g-table thead th{background:color-mix(in srgb, var(--seg) 12%, var(--surface-2));font-family:var(--font-ui), var(--font-bn);text-transform:none;white-space:nowrap;font-size:1.02rem;position:sticky;top:0}.g-table tbody th{background:var(--surface-2);white-space:nowrap;font-weight:600;position:sticky;left:0}.g-table tr:last-child th,.g-table tr:last-child td{border-bottom:0}.g-bn{font:500 1.1rem/1.4 var(--font-bn-serif);display:block}.g-ro,.g-ro-line{color:var(--ink-2);font-size:.82rem;font-style:italic}.g-ro{display:block}.g-ex ul{gap:8px;margin:0;padding:0;list-style:none;display:grid}.g-ex li{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--seg);border-radius:14px;flex-direction:column;gap:2px;padding:11px 16px;display:flex}.g-ex-bn{font:500 1.25rem/1.6 var(--font-bn-serif)}.g-en{font-size:.98rem}.g-sentence{background:var(--surface);border:1px solid var(--line);border-radius:14px;flex-direction:column;gap:2px;margin:6px 0 10px;padding:14px 16px;display:flex}.g-opt{flex-direction:column;align-items:flex-start;gap:2px;display:flex}.g-opt .g-bn{font-size:1.25rem}.g-why{font-weight:400}.draft{border:1.5px solid var(--line-2);border-radius:var(--radius-sm);background:var(--surface);width:100%;min-height:90px;color:inherit;font:1.05rem/1.5 var(--font-ui), var(--font-bn);resize:vertical;margin:6px 0 8px;padding:12px 14px}.draft:focus{border-color:var(--primary);box-shadow:0 0 0 4px color-mix(in srgb, var(--primary) 16%, transparent);outline:none}.model{background:color-mix(in srgb, var(--ok) 9%, var(--surface));border:1px solid color-mix(in srgb, var(--ok) 35%, var(--line));border-radius:14px;flex-direction:column;gap:4px;margin:12px 0 8px;padding:14px 16px;display:flex}.model-label{letter-spacing:.06em;text-transform:uppercase;color:var(--ok);margin:0;font-size:.76rem;font-weight:700}.g-also{margin:4px 0 0;font-size:.95rem}.model .g-why{color:var(--ink-2);margin:2px 0 0;font-size:.92rem}@media (max-width:640px){body{font-size:16px}.page-head{gap:14px}.page-icon{border-radius:16px;width:52px;height:52px}.hero-card{border-radius:22px;grid-template-columns:minmax(0,1fr);gap:24px}.hero-card:after{font-size:5rem}.btn.light{width:100%;min-width:0}.section-title{margin-top:34px}.menu{gap:12px;margin-top:16px}.card,.seg-card{padding:18px}.card.activity{padding-top:22px}.big{min-width:90px;font-size:4.4rem}.detail{gap:14px;padding:16px}.flash{min-height:280px;padding:22px}.flash-front{font-size:5rem}.vocab li{grid-template-columns:minmax(70px,32%) 1fr auto;padding:10px 12px}}@media (min-width:700px){.rate{max-width:560px}}.page-head+.menu{margin-top:32px}@media (min-width:760px){.vocab{grid-template-columns:1fr 1fr}.vocab li{grid-template-columns:minmax(70px,40%) 1fr auto}}.theme-toggle{border:1px solid var(--side-line);background:var(--side-hover);border-radius:12px;grid-template-columns:repeat(3,1fr);gap:2px;padding:3px;display:grid}.theme-toggle button{min-height:32px;color:var(--side-mute);font:600 .76rem var(--font-ui);cursor:pointer;background:0 0;border:0;border-radius:9px;justify-content:center;align-items:center;gap:5px;padding:4px 6px;display:inline-flex}.theme-toggle button.on{background:var(--side-bg);color:var(--side-ink);box-shadow:0 1px 3px #0000002e}.theme-toggle button:hover:not(.on){color:var(--side-ink)}.pbar{background:var(--surface-2);border-radius:99px;width:100%;height:8px;overflow:hidden}.pbar.sm{height:5px}.pbar.lg{height:12px}.pbar i{background:var(--seg,var(--primary));border-radius:99px;min-width:0;height:100%;transition:width .5s cubic-bezier(.2,.8,.2,1);display:block}.overall .pbar{background:#ffffff24}.overall .pbar i{background:linear-gradient(90deg, var(--chalk), #ffb84a)}.overall{z-index:1;border:1px solid var(--night-line);background:#ffffff0d;border-radius:20px;padding:22px 24px;position:relative}.overall-top{color:var(--night-mute);justify-content:space-between;align-items:baseline;margin-bottom:12px;font-weight:600;display:flex}.overall-top b{color:#fff;letter-spacing:-.03em;font-size:2.2rem;line-height:1}.overall p{color:var(--night-mute);margin:12px 0 0;font-size:.88rem}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.course-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow);flex-direction:column;gap:12px;padding:24px;display:flex;position:relative}.course-card:before{content:"";border-radius:var(--radius) 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14px;display:flex}.exam-bar{z-index:5;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface);justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;padding:10px 14px;display:flex;position:sticky;top:0}.timer{font-variant-numeric:tabular-nums;align-items:center;gap:8px;font-size:1.2rem;font-weight:700;display:inline-flex}.timer.warn{color:var(--bad,#c0392b)}.opt.picked{border-color:var(--seg,var(--primary));background:color-mix(in srgb, var(--seg,var(--primary)) 12%, var(--surface))}.exam-nav{justify-content:space-between;gap:10px;margin-top:18px;display:flex}.exam-nav .btn{margin:0}.exam-audio{flex-wrap:wrap;gap:10px;margin:10px 0;display:flex}.exam-audio .btn{margin:0}.qmap{flex-wrap:wrap;gap:6px;margin:16px 0;display:flex}.qmap button{border:1.5px solid var(--line-2);background:var(--surface);width:38px;height:38px;color:inherit;cursor:pointer;border-radius:10px;font-weight:600}.qmap button.done{background:color-mix(in srgb, var(--seg,var(--primary)) 14%, var(--surface))}.qmap button.cur{border-color:var(--seg,var(--primary));box-shadow:0 0 0 3px color-mix(in srgb, var(--seg,var(--primary)) 25%, transparent)}.exam-confirm{border:1.5px solid var(--line-2);border-radius:var(--radius-sm);background:var(--surface);flex-wrap:wrap;align-items:center;gap:10px;margin-top:12px;padding:14px 16px;display:flex}.exam-confirm p{flex-basis:100%;margin:0}.exam-confirm .btn{margin:0}.score-card{border-radius:var(--radius);border:1.5px solid var(--line-2);margin:16px 0;padding:22px}.score-card.pass{border-color:var(--ok);background:color-mix(in srgb, var(--ok) 8%, var(--surface))}.score-card.fail{border-color:var(--bad,#c0392b);background:color-mix(in srgb, var(--bad,#c0392b) 7%, var(--surface))}.score-big{margin:0;font-size:2.8rem;font-weight:800;line-height:1}.review{gap:14px;padding-left:0;list-style:none;display:grid}.review>li{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface);border-left-width:4px;padding:16px}.review>li.ok{border-left-color:var(--ok)}.review>li.no{border-left-color:var(--bad,#c0392b)}.rv-top{flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 4px;display:flex}.rv-flag{margin-left:auto;font-size:.85rem;font-weight:600}.rv-inst{color:var(--ink-2);margin:0 0 6px;font-size:.9rem}.rv-opts{gap:6px;margin:10px 0;padding:0;list-style:none;display:grid}.rv-opts li{border-radius:10px;align-items:center;gap:8px;padding:8px 10px;display:flex}.rv-opts li.right{background:color-mix(in srgb, var(--ok) 12%, transparent)}.rv-opts li.wrong{background:color-mix(in srgb, var(--bad,#c0392b) 12%, transparent)}@media (max-width:520px){.exam-bar{flex-direction:column;align-items:flex-start}.qmap button{width:34px;height:34px}}.rp-group{margin-top:20px}.rp-lines{grid-template-columns:repeat(auto-fill,minmax(min(100%,360px),1fr));gap:8px;display:grid}.rp-line{background:var(--surface);border:1px solid var(--line);border-radius:14px;align-items:flex-start;gap:12px;padding:10px 12px;display:flex}.rp-en{color:var(--ink-2);font-size:.92rem}.rp-who{letter-spacing:.06em;text-transform:uppercase;color:var(--seg,var(--primary));font-size:.74rem;font-weight:700}.rp-demo-wrap{margin-top:22px}.rp-demo{border:1px solid var(--line);border-radius:var(--radius);background:color-mix(in srgb, var(--seg,var(--primary)) 3%, var(--surface));padding:16px}.rp-demo.wrong{border-color:color-mix(in srgb, var(--bad,#c0392b) 35%, var(--line))}.rp-setup{margin:0 0 12px}.rp-tag{background:color-mix(in srgb, var(--ok) 16%, transparent);color:var(--ok);border-radius:999px;margin-right:6px;padding:2px 10px;font-size:.78rem;font-weight:700;display:inline-block}.rp-tag.wrong{background:color-mix(in srgb, var(--bad,#c0392b) 14%, transparent);color:var(--bad,#c0392b)}.rp-turns{gap:8px;margin:0;padding:0;list-style:none;display:grid}.rp-turns li.you .rp-line{border-left:4px solid var(--seg,var(--primary));margin-left:clamp(0px,8vw,56px)}.rp-turns li.them{margin-right:clamp(0px,8vw,56px)}.rp-take{background:color-mix(in srgb, var(--seg,var(--primary)) 8%, transparent);border-radius:12px;margin:14px 0 0;padding:10px 14px}.rp-prompt{flex-direction:column;gap:4px;margin:12px 0;font-size:1.25rem;font-weight:600;display:flex}.rp-situation{margin:4px 0 8px}.rp-them{flex-wrap:wrap;gap:10px;margin:10px 0;display:flex}.rp-them .btn{margin:0}.rp-easy{margin:12px 0 0}.imp-topic{letter-spacing:-.02em;margin:6px 0 14px;font-size:1.7rem;line-height:1.25}.imp-clock{font-variant-numeric:tabular-nums;letter-spacing:-.02em;margin:10px 0;font-size:3.4rem;font-weight:800}.imp-clock.speak{color:var(--seg,var(--primary))}.imp-clock.warn{color:var(--bad,#c0392b)}.imp-ideas{gap:4px;margin:10px 0;padding-left:1.2rem;display:grid}.imp-checks{gap:10px;margin:12px 0;padding:0;list-style:none;display:grid}.imp .btn{margin-top:10px;margin-right:10px}.model .btn.small{align-self:flex-start;margin:0 0 6px}.seg-icon,.page-icon{background:color-mix(in srgb, var(--seg) 12%, var(--surface));color:var(--seg);border:1px solid color-mix(in srgb, var(--seg) 22%, var(--line));box-shadow:none}.btn,.btn.light{box-shadow:none}.course-card:before,.nav-item[aria-current=page]:before{display:none}.nav-item[aria-current=page]{font-weight:600}.back svg,.navbtn svg{flex:none}.go svg{transition:transform .15s}.renew-banner{border:1px solid color-mix(in srgb, var(--gold,#c98a00) 45%, var(--line));border-radius:var(--radius-sm);background:color-mix(in srgb, var(--gold,#c98a00) 10%, var(--surface));flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin:0 0 18px;padding:14px 18px;display:flex}.renew-banner .btn{margin:0}.side-brand.on-dark{color:#fff}.side-brand.on-dark small{color:#ffffff9e}.foot-links{flex-wrap:wrap;gap:6px 18px;display:flex}.foot-links a{color:var(--ink-2);text-decoration:none}.foot-links a:hover{color:var(--ink);text-decoration:underline}.legal-body{max-width:44rem;margin:0 auto;padding:24px 0 56px}.legal-body h1{letter-spacing:-.02em;margin:8px 0 6px;font-size:2.1rem}.legal-body h2{margin:30px 0 8px;font-size:1.2rem}.legal-body p,.legal-body li{line-height:1.7}.legal-body ul{gap:8px;padding-left:1.3rem;display:grid}.legal-body a{color:var(--primary)}.contact-list{gap:12px;margin:20px 0;display:grid}.contact-list div{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface);padding:14px 16px}.contact-list dt{color:var(--ink-2);font-size:.8rem;font-weight:600}.contact-list dd{margin:2px 0 0;font-weight:500}.relay-rules{gap:8px;padding-left:1.3rem;line-height:1.65;display:grid}.relay-cards{counter-reset:rc;grid-template-columns:repeat(auto-fill,minmax(min(100%,250px),1fr));gap:8px;margin:12px 0;padding:0;list-style:none;display:grid}.relay-cards li{border:1px solid var(--line);border-left:4px solid var(--seg,var(--primary));border-radius:var(--radius-sm);background:var(--surface);flex-direction:column;gap:2px;padding:12px 14px;display:flex}.relay-card{border:1px solid color-mix(in srgb, var(--seg,var(--primary)) 35%, var(--line));border-radius:var(--radius-sm);background:color-mix(in srgb, var(--seg,var(--primary)) 8%, var(--surface));flex-direction:column;gap:3px;margin:12px 0;padding:14px 16px;display:flex}