:root{
  --display:"Bricolage Grotesque",system-ui,sans-serif; --body:"Atkinson Hyperlegible",system-ui,sans-serif;
  /* light: cool paper */
  --bg:#F6F8FC;--surface:#FFFFFF;--surface2:#EEF2F9;--ink:#0E1A2E;--muted:#55627A;--line:#DCE3EF;
  --accent:#2F62F0;--accent2:#5B7CF7;--amber:#C98A10;--good:#14935F;--red:#D9443A;--warn:#B7791F;
  --radius:18px;--shadow:0 24px 48px -30px rgba(14,26,46,.35);
}
[data-theme="dark"]{
  /* nuit / ardoise / bleu drapeau / glacier / ambre */
  --bg:#0E1A2E;--surface:#17253D;--surface2:#122036;--ink:#EEF4FF;--muted:#9FB0CC;--line:#26385A;
  --accent:#4A78FF;--accent2:#7D9BFF;--amber:#F2B33D;--good:#3CCB8C;--red:#FF6B61;--warn:#F2B33D;
  --shadow:0 30px 60px -36px rgba(0,0,0,.9);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--body);font-size:16.5px;background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh}
button{font-family:inherit}
h1,h2,h3{font-family:var(--display);letter-spacing:-.025em;line-height:1.05;font-weight:700;font-optical-sizing:auto}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
/* header */
.top{position:sticky;top:0;z-index:30;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);background:color-mix(in srgb,var(--bg) 78%,transparent);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;gap:10px;align-items:center;font-weight:700;cursor:pointer;font-size:16px;user-select:none}
.logo{width:34px;height:34px;border-radius:9px;background:var(--accent);display:grid;place-items:center;color:#fff;font:800 15px var(--display);letter-spacing:-.04em}
.brand small{display:block;font-weight:500;color:var(--muted);font-size:12px;margin-top:-2px}
.iconbtn{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);display:grid;place-items:center;cursor:pointer}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:13px;padding:12px 20px;font-weight:600;font-size:15px;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s;color:var(--ink);text-decoration:none}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none!important}
.btn.primary{background:var(--accent);color:#fff;box-shadow:0 10px 24px -10px var(--accent)}
.btn.primary:hover{transform:translateY(-1px)}
.btn.ghost{background:var(--surface);border:1px solid var(--line)}
.btn.ghost:hover{border-color:color-mix(in srgb,var(--accent) 45%,var(--line))}
.btn.big{padding:16px 26px;font-size:16px;border-radius:15px}
.btn.full{width:100%}
.btn.danger{background:var(--red);color:#fff}
/* hero */
.hero{padding:60px 0 28px;display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(40px,6vw,70px);margin:18px 0 18px}
.hero h1 em{font-style:italic;background:linear-gradient(120deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:18px;color:var(--muted);max-width:52ch}
.eyebrow{display:inline-flex;gap:8px;align-items:center;font-size:13px;font-weight:600;color:var(--accent);background:color-mix(in srgb,var(--accent) 11%,transparent);padding:7px 13px;border-radius:99px}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 25%,transparent)}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px;align-items:center}
.heroCard{background:var(--surface);border:1px solid var(--line);border-radius:26px;padding:24px;box-shadow:var(--shadow);transform:rotate(1.2deg)}
.heroCard .row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px}
.heroCard .row:last-child{border:0}
.pill{font-size:12px;font-weight:700;padding:4px 10px;border-radius:99px;background:color-mix(in srgb,var(--good) 15%,transparent);color:var(--good)}
@media(max-width:880px){.hero{grid-template-columns:1fr;padding-top:36px}.heroCard{transform:none}}
/* sections */
.sechead{display:flex;justify-content:space-between;align-items:end;gap:16px;margin:44px 0 18px;flex-wrap:wrap}
.sechead h2{font-size:clamp(26px,3.5vw,36px)}
.grid4{display:grid;grid-template-columns:repeat(auto-fit,minmax(235px,1fr));gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.sec-card{cursor:pointer;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;flex-direction:column;text-align:left;color:var(--ink);font:inherit}
.sec-card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--c) 60%,var(--line));box-shadow:var(--shadow)}
.sec-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;margin-bottom:18px;color:var(--c);background:color-mix(in srgb,var(--c) 13%,transparent)}
.sec-card h3{font-size:21px;margin-bottom:6px}
.sec-card p{color:var(--muted);font-size:14px;flex:1}
.meta{display:flex;gap:14px;color:var(--muted);font-size:13px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-weight:500}
.seg{display:inline-flex;background:var(--surface);border:1px solid var(--line);border-radius:13px;padding:4px;gap:2px}
.seg button{border:0;background:none;padding:9px 15px;border-radius:10px;font-weight:600;font-size:14px;color:var(--muted);cursor:pointer}
.seg button.on{background:var(--ink);color:var(--bg)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:760px){.split{grid-template-columns:1fr}}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line)}
th{font-size:12px;letter-spacing:.06em;color:var(--muted);font-weight:600}
tr.hl td{background:color-mix(in srgb,var(--accent) 8%,transparent);font-weight:600}
.hist{display:flex;flex-direction:column;gap:10px}
.hitem{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 14px;border:1px solid var(--line);border-radius:14px;background:var(--surface2);font-size:14px;flex-wrap:wrap}
.tags{display:flex;gap:6px;flex-wrap:wrap}
.tag{font-size:12px;font-weight:600;padding:3px 9px;border-radius:8px;background:var(--surface);border:1px solid var(--line)}
footer{margin:70px 0 30px;color:var(--muted);font-size:13px;text-align:center}
/* exam */
.examtop{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:22px 0 14px;flex-wrap:wrap}
.examtop h2{font-size:24px}
.examtop .sub{font-size:13px;color:var(--muted);font-weight:500}
.timer{font:600 15px ui-monospace,SFMono-Regular,Menlo,monospace;padding:9px 15px;border-radius:99px;background:var(--surface);border:1px solid var(--line);display:inline-flex;gap:8px;align-items:center}
.timer.low{color:var(--red);border-color:var(--red);animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.6}}
.progress{height:6px;background:var(--line);border-radius:99px;overflow:hidden}
.progress>i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .35s}
.layout{display:grid;grid-template-columns:1fr 270px;gap:20px;margin-top:20px;align-items:start}
@media(max-width:880px){.layout{grid-template-columns:1fr}}
.qhead{display:flex;gap:8px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.chip{font-size:12px;font-weight:600;padding:5px 11px;border-radius:99px;background:var(--surface2);border:1px solid var(--line);color:var(--muted)}
.chip.acc{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 35%,var(--line))}
.qtext{font-size:19px;font-weight:600;margin:22px 0 16px;line-height:1.4}
.doc{background:var(--surface2);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:14px;padding:18px 20px;font-size:16px;white-space:pre-line;line-height:1.65}
.doc .dlabel{display:block;font-size:13px;font-weight:700;color:var(--accent);margin-bottom:6px}
.opt{display:flex;gap:14px;align-items:center;width:100%;text-align:left;background:var(--surface);border:1.5px solid var(--line);border-radius:14px;padding:13px 15px;font-size:16px;font-weight:500;color:var(--ink);cursor:pointer;margin-bottom:10px;transition:border-color .12s,background .12s,transform .12s}
.opt:hover:not(:disabled){border-color:color-mix(in srgb,var(--accent) 55%,var(--line));transform:translateX(2px)}
.opt .k{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:var(--surface2);border:1px solid var(--line);font-weight:700;font-size:14px;flex:none}
.opt.sel{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,var(--surface))}
.opt.sel .k{background:var(--accent);color:#fff;border-color:var(--accent)}
.opt.right{border-color:var(--good);background:color-mix(in srgb,var(--good) 10%,var(--surface))}
.opt.right .k{background:var(--good);color:#fff;border-color:var(--good)}
.opt.wrong{border-color:var(--red);background:color-mix(in srgb,var(--red) 9%,var(--surface))}
.opt.wrong .k{background:var(--red);color:#fff;border-color:var(--red)}
.opt:disabled{cursor:default}
.qfoot{display:flex;gap:10px;justify-content:space-between;margin-top:22px;flex-wrap:wrap}
.fb{margin-top:6px;padding:14px 16px;border-radius:14px;font-size:15px}
.fb.ok{background:color-mix(in srgb,var(--good) 11%,transparent);border:1px solid color-mix(in srgb,var(--good) 35%,transparent)}
.fb.ko{background:color-mix(in srgb,var(--red) 9%,transparent);border:1px solid color-mix(in srgb,var(--red) 30%,transparent)}
.fb b{display:block;margin-bottom:4px}
.fb .tr{margin-top:10px;font-size:14px;color:var(--muted);font-style:italic;white-space:pre-line}
.player{display:flex;align-items:center;gap:18px;padding:20px;border-radius:18px;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 15%,var(--surface)),color-mix(in srgb,var(--accent2) 8%,var(--surface)));border:1px solid var(--line);flex-wrap:wrap}
.playbtn{width:66px;height:66px;border-radius:50%;border:0;background:var(--accent);color:#fff;display:grid;place-items:center;cursor:pointer;flex:none;box-shadow:0 10px 26px -10px var(--accent);transition:transform .15s}
.playbtn:hover:not(:disabled){transform:scale(1.05)}
.playbtn:disabled{opacity:.35;cursor:not-allowed;box-shadow:none}
.pinfo{flex:1;min-width:160px}
.pinfo b{display:block;font-size:15px}
.pinfo span{font-size:13px;color:var(--muted)}
.wave{display:flex;gap:3px;align-items:center;height:34px}
.wave i{width:4px;height:20%;background:var(--accent);border-radius:4px;opacity:.45}
.playing .wave i{animation:w .9s infinite ease-in-out;opacity:.9}
.wave i:nth-child(2n){animation-delay:-.2s}.wave i:nth-child(3n){animation-delay:-.45s}.wave i:nth-child(5n){animation-delay:-.7s}
@keyframes w{0%,100%{height:20%}50%{height:100%}}
.speed{display:flex;gap:4px}
.speed button{border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:8px;padding:4px 8px;font-size:12px;font-weight:600;cursor:pointer}
.speed button.on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.side h4{font-size:13px;letter-spacing:.07em;color:var(--muted);margin-bottom:14px}
.navgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}
.navgrid button{aspect-ratio:1;border-radius:11px;border:1px solid var(--line);background:var(--surface);font-weight:600;font-size:13px;color:var(--ink);cursor:pointer;position:relative}
.navgrid .done{background:color-mix(in srgb,var(--accent) 16%,var(--surface));border-color:transparent}
.navgrid .ok{background:color-mix(in srgb,var(--good) 20%,var(--surface));border-color:transparent}
.navgrid .ko{background:color-mix(in srgb,var(--red) 18%,var(--surface));border-color:transparent}
.navgrid .cur{outline:2px solid var(--accent);outline-offset:1px}
.navgrid .flag::after{content:"";position:absolute;top:4px;right:4px;width:7px;height:7px;border-radius:50%;background:var(--warn)}
.legend{display:flex;flex-direction:column;gap:6px;margin:16px 0;font-size:12px;color:var(--muted)}
.legend span{display:flex;gap:8px;align-items:center}
.legend i{width:12px;height:12px;border-radius:4px;display:inline-block;border:1px solid var(--line)}
.kbd{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.7}
kbd{font:600 11px ui-monospace,monospace;padding:2px 6px;border-radius:5px;border:1px solid var(--line);background:var(--surface2)}
/* intro */
.intro{max-width:720px;margin:40px auto}
.intro h1{font-size:clamp(32px,5vw,48px);margin:14px 0}
.rules{list-style:none;margin:22px 0;display:flex;flex-direction:column;gap:10px}
.rules li{display:flex;gap:12px;align-items:flex-start;padding:13px 16px;background:var(--surface);border:1px solid var(--line);border-radius:14px;font-size:15px}
.rules li b.n{flex:none;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--accent);font-size:13px}
.notice{padding:14px 16px;border-radius:14px;background:color-mix(in srgb,var(--warn) 13%,transparent);border:1px solid color-mix(in srgb,var(--warn) 40%,transparent);font-size:14px;margin:14px 0}
.stepper{display:flex;gap:6px;margin-bottom:6px;flex-wrap:wrap}
.stepper span{font-size:12px;font-weight:600;padding:5px 11px;border-radius:99px;border:1px solid var(--line);color:var(--muted);background:var(--surface)}
.stepper span.on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.stepper span.dn{color:var(--good);border-color:color-mix(in srgb,var(--good) 40%,var(--line))}
/* writing */
.tabs{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}
.tabs button{flex:1;min-width:140px;text-align:left;border:1.5px solid var(--line);background:var(--surface);border-radius:14px;padding:11px 14px;cursor:pointer;color:var(--ink)}
.tabs button b{display:block;font-size:14px}
.tabs button span{font-size:12px;color:var(--muted)}
.tabs button.on{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 7%,var(--surface))}
textarea{width:100%;min-height:300px;resize:vertical;border:1.5px solid var(--line);border-radius:16px;padding:18px;font:16px/1.7 var(--body);background:var(--surface);color:var(--ink);transition:border-color .15s}
textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 12%,transparent)}
.wcbar{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:10px 0 0;flex-wrap:wrap}
.wc{font-weight:700;font-size:14px;padding:5px 12px;border-radius:99px;background:var(--surface2);border:1px solid var(--line)}
.wc.good{color:var(--good);border-color:color-mix(in srgb,var(--good) 45%,var(--line))}
.wc.bad{color:var(--warn);border-color:color-mix(in srgb,var(--warn) 45%,var(--line))}
.accents{display:flex;gap:4px;flex-wrap:wrap;margin:12px 0}
.accents button{min-width:34px;height:34px;border-radius:9px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-size:15px;cursor:pointer}
.accents button:hover{border-color:var(--accent)}
details{border:1px solid var(--line);border-radius:14px;padding:12px 16px;margin-top:14px;background:var(--surface2)}
details summary{cursor:pointer;font-weight:600;font-size:14px}
details[open] summary{margin-bottom:10px}
.conn{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:8px;font-size:13px}
.conn div b{display:block;font-size:11px;letter-spacing:.06em;color:var(--muted)}
/* rubric */
.crit{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);flex-wrap:wrap}
.crit:last-child{border:0}
.crit .lab b{display:block;font-size:15px}
.crit .lab span{font-size:13px;color:var(--muted)}
.pts{display:flex;gap:4px}
.pts button{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-weight:700;cursor:pointer}
.pts button.on{background:var(--accent);color:#fff;border-color:var(--accent)}
.usertext{white-space:pre-wrap;background:var(--surface2);border:1px solid var(--line);border-radius:14px;padding:16px;font-size:15px;max-height:260px;overflow:auto;margin:12px 0}
.check{list-style:none;display:flex;flex-direction:column;gap:6px;font-size:14px;margin:10px 0}
.check li::before{content:"✓ ";color:var(--good);font-weight:700}
.scale{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;font-size:12px;margin-top:10px}
.scale div{padding:8px;border-radius:10px;background:var(--surface2);border:1px solid var(--line);text-align:center}
.scale b{display:block;font-size:14px}
/* speaking */
.ring{position:relative;width:200px;height:200px;margin:10px auto 18px}
.ring svg{transform:rotate(-90deg)}
.ring .t{position:absolute;inset:0;display:grid;place-items:center;text-align:center}
.ring .t b{font:700 38px ui-monospace,monospace;display:block}
.ring .t span{font-size:13px;color:var(--muted);font-weight:600;letter-spacing:.06em}
.recdot{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--red)}
.recdot i{width:10px;height:10px;border-radius:50%;background:var(--red);animation:pulse 1s infinite}
.toggle{display:flex;align-items:center;gap:10px;font-size:14px;cursor:pointer;user-select:none}
.toggle input{width:18px;height:18px;accent-color:var(--accent)}
.qlist{margin:12px 0 0 18px;font-size:14px;color:var(--muted);display:flex;flex-direction:column;gap:4px}
/* results */
.resgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin-top:20px}
.rescard{text-align:center}
.rescard .big{font:700 46px var(--display);letter-spacing:-.03em}
.rescard .big small{font-size:18px;color:var(--muted);font-family:var(--body)}
.nclc{display:inline-block;margin-top:10px;font-weight:700;font-size:14px;padding:6px 14px;border-radius:99px}
.n-hi{background:color-mix(in srgb,var(--good) 15%,transparent);color:var(--good)}
.n-mid{background:color-mix(in srgb,var(--warn) 16%,transparent);color:var(--warn)}
.n-lo{background:color-mix(in srgb,var(--red) 13%,transparent);color:var(--red)}
.gauge{position:relative;width:150px;height:150px;margin:0 auto 6px}
.gauge svg{transform:rotate(-90deg)}
.gauge .t{position:absolute;inset:0;display:grid;place-items:center}
.overall{display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border:0}
.overall h2{font-size:clamp(28px,4vw,40px)}
.overall .bign{font:700 72px var(--display);line-height:1}
.rv{border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin-bottom:10px;background:var(--surface)}
.rv summary{display:flex;gap:10px;align-items:center;list-style:none}
.rv summary::-webkit-details-marker{display:none}
.rv .mk{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;font-weight:700;font-size:13px;color:#fff;flex:none}
.mk.y{background:var(--good)}.mk.n{background:var(--red)}.mk.s{background:var(--muted)}
.lvlbars{display:flex;flex-direction:column;gap:8px;margin-top:6px}
.lvlbars div{display:grid;grid-template-columns:34px 1fr 44px;gap:10px;align-items:center;font-size:13px;font-weight:600}
.lvlbars .bar{height:8px;border-radius:99px;background:var(--line);overflow:hidden}
.lvlbars .bar i{display:block;height:100%;background:var(--accent);border-radius:99px}
/* modal & toast */
.modal{position:fixed;inset:0;background:rgba(10,12,18,.55);backdrop-filter:blur(4px);display:grid;place-items:center;z-index:50;padding:20px;animation:fade .15s}
.modal .card{max-width:440px;width:100%;box-shadow:var(--shadow)}
.modal h3{font-size:24px;margin-bottom:8px}
.modal .acts{display:flex;gap:10px;justify-content:flex-end;margin-top:20px;flex-wrap:wrap}
@keyframes fade{from{opacity:0}}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:12px;font-size:14px;font-weight:600;z-index:60;animation:fade .2s;max-width:90vw}
.fadein{animation:up .35s ease}
@keyframes up{from{opacity:0;transform:translateY(8px)}}
@media(max-width:560px){.qtext{font-size:17px}.card{padding:18px}.qfoot .btn{flex:1}}

/* ===== v2 additions: nav, auth, tests grid, ranking, profile ===== */
.navlinks{display:flex;align-items:center;gap:6px}
.navlinks .lnk{border:0;background:none;color:var(--muted);font-weight:600;font-size:14px;padding:9px 12px;border-radius:10px;cursor:pointer}
.navlinks .lnk:hover,.navlinks .lnk.on{color:var(--ink);background:var(--surface)}
.avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));cursor:pointer;border:0;font-size:15px}
@media(max-width:620px){.brand small{display:none}.navlinks .lnk{padding:8px 8px;font-size:13px}.brand>div:last-child{font-size:14px}}
.authbox{max-width:440px;margin:48px auto}
.authbox h1{font-size:36px;margin:6px 0 6px}
.field{display:flex;flex-direction:column;gap:6px;margin-top:14px}
.field label{font-size:13px;font-weight:600;color:var(--muted)}
.field input{border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font:16px var(--body);background:var(--surface);color:var(--ink)}
.field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 12%,transparent)}
.field small{font-size:12px;color:var(--muted)}
.err{color:var(--red);font-size:14px;font-weight:600;margin-top:12px;min-height:20px}
.okmsg{color:var(--good);font-size:14px;font-weight:600;margin-top:12px}
.linkbtn{border:0;background:none;color:var(--accent);font-weight:600;cursor:pointer;font-size:14px;padding:0}
.tgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.tcard{cursor:pointer;text-align:left;color:var(--ink);font:inherit;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;flex-direction:column;gap:12px}
.tcard:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--accent) 55%,var(--line));box-shadow:var(--shadow)}
.tnum{font:700 40px var(--display);line-height:1;letter-spacing:-.03em}
.tnum small{font:600 13px var(--body);color:var(--muted);letter-spacing:0;display:block;margin-bottom:6px;text-transform:uppercase}
.dots{display:flex;gap:6px}
.dots span{flex:1;height:6px;border-radius:99px;background:var(--line)}
.dots span.on{background:var(--good)}
.tcard.soon{cursor:default;border-style:dashed;background:transparent;color:var(--muted)}
.tcard.soon:hover{transform:none;box-shadow:none;border-color:var(--line)}
.secrow{display:flex;align-items:center;gap:14px;padding:16px;border:1px solid var(--line);border-radius:16px;background:var(--surface);cursor:pointer;width:100%;text-align:left;color:var(--ink);font:inherit;margin-bottom:10px;transition:border-color .15s,transform .15s}
.secrow:hover{border-color:color-mix(in srgb,var(--c) 60%,var(--line));transform:translateX(3px)}
.secrow .sec-icon{margin:0;flex:none}
.secrow .grow{flex:1}
.secrow b{display:block}
.secrow span.m{font-size:13px;color:var(--muted)}
.rank{width:100%;border-collapse:separate;border-spacing:0 8px}
.rank td{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px 14px}
.rank td:first-child{border-left:1px solid var(--line);border-radius:14px 0 0 14px;width:60px;font-weight:700;text-align:center}
.rank td:last-child{border-right:1px solid var(--line);border-radius:0 14px 14px 0;text-align:right}
.rank tr.me td{background:color-mix(in srgb,var(--accent) 9%,var(--surface));border-color:color-mix(in srgb,var(--accent) 40%,var(--line))}
.medal{font-size:20px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.stat{padding:18px}
.stat span{font-size:13px;color:var(--muted);font-weight:600}
.stat b{display:block;font:700 30px var(--display);margin-top:4px}
.banner{padding:12px 16px;border-radius:14px;font-size:14px;background:color-mix(in srgb,var(--accent) 9%,var(--surface));border:1px solid color-mix(in srgb,var(--accent) 30%,var(--line));margin-top:18px}
.sc td,.sc th{text-align:center}.sc td:first-child,.sc th:first-child{text-align:left}
@media(max-width:880px){.navgrid{grid-template-columns:repeat(8,1fr);gap:6px}.navgrid button{aspect-ratio:auto;height:34px;font-size:12px}}
/* translation / transcript */
.helpbar{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.hbtn{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:10px;padding:8px 14px;font-weight:600;font-size:14px;cursor:pointer}
.hbtn.on{background:var(--accent);border-color:var(--accent);color:#fff}
.txbox{margin-top:12px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface2)}
.txrow{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line)}
.txrow:first-child{border-top:0}
.txbox.two .txrow{grid-template-columns:1fr 1fr}
.txhead b{padding:10px 14px;font-size:11px;letter-spacing:.08em;color:var(--accent)}
.txl{display:flex;gap:10px;align-items:flex-start;text-align:left;border:0;background:none;color:var(--ink);font:15px/1.5 var(--body);padding:12px 14px;cursor:pointer}
.txl:hover{background:color-mix(in srgb,var(--accent) 7%,transparent)}
.txl .spk{flex:none;font-size:14px;opacity:.75}
.txt{padding:12px 14px;font-size:15px;color:var(--muted);line-height:1.5}
.txbox.two .txt{border-left:1px solid var(--line)}
@media(max-width:560px){.txbox.two .txrow{grid-template-columns:1fr}.txbox.two .txt{border-left:0;padding-top:0}.txhead{display:none!important}}
.qtr{display:block;font-size:15px;font-weight:500;color:var(--muted);margin-top:6px}
.otr{display:block;font-size:13px;font-weight:500;color:var(--muted);margin-top:3px}
.trdoc{margin-top:10px;border-left-color:var(--accent2);font-size:15px;color:var(--muted)}
.quitbtn{color:var(--red);border-color:color-mix(in srgb,var(--red) 35%,var(--line));margin-top:10px;width:100%}
.quitbtn:hover{background:color-mix(in srgb,var(--red) 8%,var(--surface))}
.qfoot+div .quitbtn,.card>div>.quitbtn{width:auto}
.clearbtn{display:inline-block;margin-top:2px;font-size:14px}
.myrank{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:16px;border-color:color-mix(in srgb,var(--accent) 35%,var(--line));background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 8%,var(--surface)),var(--surface))}
.bigrank{font:700 46px var(--display);letter-spacing:-.03em;line-height:1.1}
.bigrank small{font:600 16px var(--body);color:var(--muted);letter-spacing:0}
/* auto-grading */
mark.err{background:color-mix(in srgb,var(--red) 16%,transparent);color:inherit;border-bottom:2px solid var(--red);border-radius:3px;padding:0 1px;cursor:help}
mark.err sup{font-size:9px;font-weight:700;color:var(--red);margin-left:1px}
.agnotes{margin:10px 0 4px 18px;font-size:14px;color:var(--warn);display:flex;flex-direction:column;gap:3px}
.agerr{margin-top:10px}.agerr ol{margin-left:18px;font-size:14px;display:flex;flex-direction:column;gap:6px}
.agerr .fix{color:var(--good);font-weight:600}
.autochip{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 35%,var(--line))}
.pts button.auto{box-shadow:inset 0 0 0 2px var(--accent2)}
.autodot{display:inline-block;width:14px;height:14px;border-radius:4px;box-shadow:inset 0 0 0 2px var(--accent2);vertical-align:-2px}
.livetx{text-align:center;color:var(--muted);font-size:14px;font-style:italic;margin:-6px 0 12px;min-height:20px}

/* ===================== v3 redesign ===================== */
.btn{border-radius:12px;font-family:var(--body);font-weight:700}
.btn.primary{box-shadow:none}
.btn.primary:hover{background:color-mix(in srgb,var(--accent) 88%,#fff)}
.card{border-radius:var(--radius);box-shadow:none}
.seg button{font-family:var(--body);font-weight:700}
.navlinks .lnk{font-family:var(--body);font-weight:700}
.brand{font-family:var(--display);font-size:18px;letter-spacing:-.02em}
.brand small{font-family:var(--body);letter-spacing:0}
@media(max-width:720px){.hide-sm{display:none}}
:focus-visible{outline:3px solid var(--accent2);outline-offset:2px}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* hero */
.hero2{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;padding:64px 0 40px}
.hero2 h1{font-size:clamp(44px,6.4vw,84px);font-weight:800;letter-spacing:-.045em;line-height:.95;max-width:11ch;margin-bottom:22px}
.hero2 .lead{font-size:18.5px;color:var(--muted);max-width:46ch;line-height:1.6}
.modehint{font-size:14px;margin-top:12px}
@media(max-width:900px){.hero2{grid-template-columns:1fr;gap:36px;padding-top:36px}}

/* the NCLC ladder — the one bold element */
.ladder{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:22px 22px 18px;margin:0}
.ladder figcaption{display:flex;flex-direction:column;margin-bottom:14px}
.ladder figcaption b{font:700 20px var(--display);letter-spacing:-.02em}
.ladder figcaption span{font-size:13.5px;color:var(--muted)}
.rung{position:relative;display:grid;grid-template-columns:56px 1fr auto;align-items:center;gap:14px;padding:7px 10px;border-radius:12px}
.rung .lvl{font:800 30px var(--display);letter-spacing:-.04em;line-height:1;color:var(--muted)}
.rung .bar{height:12px;border-radius:99px;background:var(--surface2);overflow:hidden}
.rung .bar i{display:block;height:100%;width:var(--w);border-radius:99px;background:color-mix(in srgb,var(--accent) 55%,var(--surface2))}
.rung .thr{font-size:13.5px;color:var(--muted);font-variant-numeric:tabular-nums;min-width:118px;text-align:right}
.rung.goal{background:color-mix(in srgb,var(--amber) 13%,transparent);outline:1.5px solid color-mix(in srgb,var(--amber) 60%,transparent);margin:6px 0}
.rung.goal .lvl{color:var(--amber)}
.rung.goal .bar i{background:var(--amber)}
.rung.goal .thr{color:var(--ink);font-weight:700}
.tag7{position:absolute;right:10px;top:-11px;font-size:12px;font-weight:700;color:#1b1300;background:var(--amber);padding:2px 9px;border-radius:99px}
.rung.me .lvl{color:var(--accent2)}
.rung.me .bar i{background:var(--accent)}
.marks{position:absolute;left:62px;top:-10px;display:flex;gap:4px;flex-wrap:wrap}
.you{font-size:12px;font-weight:700;color:#fff;background:var(--accent);padding:1px 9px;border-radius:99px}
.sk{font-size:11.5px;font-weight:700;color:var(--ink);background:var(--surface2);border:1px solid var(--line);padding:0 8px;border-radius:99px}
.rung.goal .marks{left:62px}
.ladnote{font-size:13.5px;color:var(--muted);margin-top:12px}
@media(max-width:480px){.rung{grid-template-columns:42px 1fr;}.rung .thr{grid-column:2;text-align:left;min-width:0;margin-top:-4px}.rung .lvl{font-size:24px}}

/* steps (a real sequence → numbered) */
.steps{margin:28px 0 8px;padding:34px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps h2{font-size:clamp(26px,3.4vw,36px);margin-bottom:20px}
.steps ol{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:28px;counter-reset:s}
.steps li{counter-increment:s;display:flex;flex-direction:column;gap:6px;padding-left:52px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:0;top:-4px;font:800 38px var(--display);color:var(--accent);line-height:1}
.steps li b{font:700 19px var(--display);letter-spacing:-.01em}
.steps li span{color:var(--muted);font-size:15.5px}
@media(max-width:760px){.steps ol{grid-template-columns:1fr;gap:20px}}

/* exam tiles */
.tcard{gap:8px;padding:20px 20px 18px;border-radius:20px;background:var(--surface)}
.tcard:hover{transform:translateY(-2px);box-shadow:none;border-color:var(--accent)}
.tnum{font:800 52px var(--display);letter-spacing:-.05em;line-height:.9;color:var(--ink)}
.ttheme{font-size:15px;color:var(--muted);min-height:44px}
.tstate{font-size:13px;font-weight:700;color:var(--muted)}
.dots{margin-top:4px}
.dots span{height:5px}
.tcard.soon .tnum{color:var(--muted)}

/* tips + footer */
.tips{margin:44px 0 0;max-width:760px}
.tips h2{font-size:clamp(26px,3.4vw,36px);margin-bottom:14px}
.tips ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.tips li{padding-left:22px;position:relative;font-size:16.5px}
.tips li::before{content:"";position:absolute;left:0;top:.62em;width:9px;height:9px;border-radius:2px;background:var(--accent)}
.foot{margin:72px 0 28px;padding-top:24px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:10px 24px;align-items:start;text-align:left}
.foot>div{display:flex;flex-direction:column}
.foot b{font:700 18px var(--display)}
.foot span{color:var(--muted);font-size:14.5px}
.foot nav{display:flex;gap:18px;flex-wrap:wrap}
.foot p{grid-column:1/-1;font-size:13px}
@media(max-width:620px){.foot{grid-template-columns:1fr}}

/* about */
.about{max-width:680px;margin:48px auto 0}
.about h1{font-size:clamp(40px,6vw,64px);font-weight:800;letter-spacing:-.04em;margin-bottom:18px}
.about h2{font-size:24px;margin:30px 0 10px}
.about p{font-size:17px;line-height:1.7;margin-bottom:14px}
.about .lead{font-size:20px;color:var(--ink)}
.about ul{margin:0 0 6px 20px;display:flex;flex-direction:column;gap:8px;font-size:16.5px;line-height:1.6}
.about a{color:var(--accent2)}
.about .sign{margin-top:26px}
@media(max-width:560px){.tgrid{grid-template-columns:1fr 1fr;gap:10px}.tcard{padding:16px 14px}.tnum{font-size:40px}.ttheme{font-size:13.5px;min-height:56px}.tstate{font-size:12px}}
@media(max-width:400px){.nav{gap:6px}.navlinks{gap:2px}.navlinks .lnk{padding:8px 6px;font-size:12.5px}.iconbtn{width:36px;height:36px}.brand .logo{width:30px;height:30px}}

/* member locks */
.tnum{display:flex;align-items:center;justify-content:space-between;gap:8px}
.tag{display:inline-flex;align-items:center;gap:5px;font:700 11.5px var(--body);letter-spacing:.04em;text-transform:uppercase;padding:5px 9px;border-radius:999px;line-height:1}
.tag.free{background:color-mix(in srgb,#22a06b 18%,transparent);color:#22a06b}
.tag.lock{background:color-mix(in srgb,var(--muted) 16%,transparent);color:var(--muted)}
.tag svg{width:12px;height:12px}
.tcard.locked .tnum,.tcard.locked .ttheme{opacity:.55}
.tcard.locked .dots{opacity:.35}
.lockbig{display:inline-grid;place-items:center;width:56px;height:56px;border-radius:50%;background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--accent);margin-bottom:10px}
.lockbig svg{width:26px;height:26px}
.loginbtn{padding:9px 14px;font-size:14px}
@media(max-width:400px){.loginbtn{padding:8px 11px;font-size:13px}}
@media(max-width:560px){.tgrid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.tag{font-size:10px;padding:5px 7px}.tag.lock .tx{display:none}}

/* ===== Home v3: tidy layout ===== */
.home .hero3{display:grid;grid-template-columns:1.25fr .85fr;gap:40px;align-items:center;padding:48px 0 36px}
.hero3 h1{font-size:clamp(36px,5vw,60px);font-weight:800;letter-spacing:-.04em;line-height:1;margin:16px 0 16px;max-width:14ch}
.hero3 .lead{font-size:18px;color:var(--muted);max-width:48ch;line-height:1.6}
.feats{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.feats li{font-size:13.5px;font-weight:600;padding:6px 12px;border-radius:99px;background:var(--surface);border:1px solid var(--line);color:var(--ink)}
.feats li::before{content:"✓";color:var(--good);margin-right:6px;font-weight:800}
.hero3 .cta{margin-top:24px}
.signhint{font-size:14px;margin-top:12px}
.nextcard{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:24px;display:flex;flex-direction:column;gap:16px;box-shadow:var(--shadow)}
.nlabel{font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent2)}
.nbody{display:flex;gap:16px;align-items:center}
.nnum{font:800 56px var(--display);letter-spacing:-.05em;line-height:.9;color:var(--accent)}
.nbody b{display:block;font:700 19px var(--display);letter-spacing:-.01em;line-height:1.25}
.nbody span{font-size:14px;color:var(--muted)}
.nextcard .btn{width:100%;justify-content:center}
.nstats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);padding-top:14px;text-align:center}
.nstats div{display:flex;flex-direction:column}
.nstats div+div{border-left:1px solid var(--line)}
.nstats b{font:800 22px var(--display)}
.nstats span{font-size:12.5px;color:var(--muted)}

.exams{background:var(--surface2);border:1px solid var(--line);border-radius:26px;padding:26px;margin-top:8px}
.exhead{display:flex;justify-content:space-between;align-items:flex-end;gap:16px 28px;flex-wrap:wrap;margin-bottom:18px}
.exhead h2{font-size:clamp(26px,3.2vw,34px);letter-spacing:-.02em}
.exhead p{font-size:14.5px;margin-top:2px}
.exprog{display:flex;flex-direction:column;gap:6px;min-width:200px;font-size:14px;color:var(--muted)}
.exprog b{color:var(--ink)}
.sertabs{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:5px;margin-bottom:16px}
.sertabs button{border:0;background:none;border-radius:11px;padding:9px 4px;cursor:pointer;color:var(--muted);font:inherit;display:flex;flex-direction:column;align-items:center;line-height:1.2;transition:background .15s,color .15s}
.sertabs button b{font:700 15px var(--display);font-variant-numeric:tabular-nums}
.sertabs button small{font-size:11.5px;font-weight:600;opacity:.8}
.sertabs button:hover{color:var(--ink)}
.sertabs button.on{background:var(--accent);color:#fff}
.exams .tgrid{grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.exams .tcard{padding:16px 16px 14px;border-radius:18px;gap:8px;height:100%}
.exams .tcard[hidden]{display:none}
.exams .tnum{font-size:34px;min-height:34px}
.exams .ttheme{font-size:14px;line-height:1.35;min-height:38px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--ink);font-weight:500}
.exams .dots{margin-top:auto}
.exams .tcard.st-done{border-color:color-mix(in srgb,var(--good) 45%,var(--line))}
.exams .tcard.st-prog{border-color:color-mix(in srgb,var(--accent) 45%,var(--line))}
.tag.ok{background:color-mix(in srgb,var(--good) 16%,transparent);color:var(--good)}
.tag.prog{background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent2)}
.legendline{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-top:14px}
.dots.mini{width:64px}

.infogrid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start;margin-top:48px}
.infogrid .steps{margin:0;padding:0;border:0}
.infogrid .steps ol{grid-template-columns:1fr;gap:18px}
.infogrid .tips{margin:28px 0 0;padding-top:24px;border-top:1px solid var(--line)}
.infogrid .tips h3{font:700 20px var(--display);margin-bottom:12px}
.infogrid .tips li{font-size:15.5px}

@media(max-width:900px){.home .hero3{grid-template-columns:1fr;padding-top:28px;gap:24px}.infogrid{grid-template-columns:1fr;gap:36px}.exams .tgrid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:560px){
  .hero3 h1{font-size:36px}.hero3 .lead{font-size:16.5px}.feats li{font-size:12.5px;padding:5px 10px}
  .nextcard{padding:18px;border-radius:20px}.nnum{font-size:46px}
  .exams{padding:16px 12px;border-radius:20px;margin-left:-4px;margin-right:-4px}
  .exams .tgrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .exams .tcard{padding:14px 13px 12px}.exams .tnum{font-size:28px;min-height:28px}.exams .ttheme{font-size:13.5px}
  .sertabs{gap:3px;padding:4px}.sertabs button{padding:8px 2px}.sertabs button b{font-size:13px}.sertabs button small{font-size:10.5px}
  .exprog{min-width:0;width:100%}
}
.nbody .nnum{font:800 56px var(--display);color:var(--accent);letter-spacing:-.05em;line-height:.9}
.nbody div span{display:block}
.infogrid .tips li{padding-left:22px;display:list-item;counter-increment:none}
.infogrid .tips li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--accent);font:inherit}
.infogrid .tips li b{display:inline;font:inherit;font-weight:700;letter-spacing:0}
@media(max-width:560px){.nbody .nnum{font-size:46px}}
@media(max-width:560px){
  .feats{display:grid;grid-template-columns:1fr 1fr;gap:6px}.feats li{font-size:12px;padding:6px 9px;line-height:1.3}
  .home .rung{grid-template-columns:34px 1fr auto;gap:10px;padding:5px 6px}.home .rung .lvl{font-size:20px}
  .home .rung .thr{grid-column:auto;margin:0;min-width:0;text-align:right;font-size:12px}.home .rung .bar{height:9px}
}

/* ===== Settings ===== */
.iconbtn.on{border-color:var(--accent);color:var(--accent)}
.settings{max-width:680px;margin:0 auto;padding-top:36px}
.settings h1{font-size:clamp(32px,5vw,44px);font-weight:800;letter-spacing:-.035em;margin-bottom:20px}
.scard{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:22px;margin-bottom:16px;display:flex;flex-direction:column;gap:14px}
.scard h2{font:700 13px var(--body);letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
.scard .muted{font-size:15px}
.acct{display:flex;align-items:center;gap:14px}
.avatar.big{width:52px;height:52px;font-size:22px;cursor:default;flex:none}
.acct b{display:block;font:700 18px var(--display)}
.acct small,.srow small{display:block;font-size:13.5px;color:var(--muted);line-height:1.4;margin-top:2px}
.sbtns{display:flex;gap:10px;flex-wrap:wrap}
.sbtns .btn{flex:1;min-width:150px;justify-content:center}
.btn.wide{width:100%;justify-content:center}
.btn svg{vertical-align:-3px;margin-right:4px}
.btn.danger-t{color:var(--red);align-self:flex-start}
.slabel{font-size:14px;font-weight:700;margin-bottom:-4px}
.themepick{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.themepick button{display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 8px 12px;border-radius:16px;border:1.5px solid var(--line);background:var(--surface2);color:var(--ink);cursor:pointer;font:inherit}
.themepick button b{font-size:14px}
.themepick button.on{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}
.sw-prev{width:100%;height:44px;border-radius:10px;border:1px solid var(--line);margin-bottom:4px}
.sw-prev.light{background:linear-gradient(#fff 0 30%,#EEF2F9 30%)}
.sw-prev.dark{background:linear-gradient(#17253D 0 30%,#0E1A2E 30%)}
.sw-prev.auto{background:linear-gradient(90deg,#EEF2F9 50%,#0E1A2E 50%)}
.shint{font-size:13.5px!important;margin-top:-4px}
.slist{display:flex;flex-direction:column}
.srow{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 0;border-top:1px solid var(--line);cursor:pointer}
.srow:first-child{border-top:0}
.srow b{font-size:15.5px}
.sw{appearance:none;-webkit-appearance:none;flex:none;width:46px;height:28px;border-radius:99px;background:var(--line);position:relative;cursor:pointer;transition:background .2s}
.sw::after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:transform .2s}
.sw:checked{background:var(--accent)}
.sw:checked::after{transform:translateX(18px)}
.sw:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.scard .seg{align-self:flex-start;max-width:100%}
.sfoot{text-align:center;margin-top:8px;font-size:14px}
@media(max-width:560px){.settings{padding-top:22px}.scard{padding:18px;border-radius:18px}.themepick{gap:8px}.sw-prev{height:34px}.themepick button b{font-size:13px}.scard .seg button{padding:9px 11px;font-size:13px}}
.brand{white-space:nowrap}
.sbtns .btn{white-space:nowrap}
@media(max-width:560px){.sbtns{flex-direction:column}.sbtns .btn{width:100%;min-width:0}}
@media(max-width:430px){.brand>div:last-child{display:none}}
.scale div{min-width:0;overflow-wrap:anywhere}
@media(max-width:560px){.scale{grid-template-columns:repeat(3,minmax(0,1fr))}}