/* htw-app chrome – HTW lecture design system, mobile-first */
*{box-sizing:border-box;margin:0;padding:0}
html,body{min-height:100%}
body{background:var(--navy);color:var(--ink);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;padding:16px}
a{color:var(--accent)}
.stage{max-width:720px;margin:0 auto;background:var(--paper);border-radius:16px;overflow:hidden;box-shadow:0 12px 40px rgba(0,0,0,.35)}
.stage.wide{max-width:1200px}
.head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 24px;background:var(--navy);color:var(--navy-muted)}
.head .label{font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase}
.head .mono{font-family:var(--font-mono);font-size:12px}
.body{padding:28px 24px}
h1{font-size:28px;line-height:1.15;font-weight:600;letter-spacing:-.015em;text-wrap:balance}
h2{font-size:20px;line-height:1.3;font-weight:600;margin:28px 0 10px}
.sub{color:var(--ink-muted);font-size:16px;line-height:1.45;margin-top:10px}
.kick{font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.rule{height:1px;background:var(--hairline);margin:22px 0}
label{display:block;font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--ink-muted);margin-bottom:6px}
input[type=text],input[type=search]{width:100%;font:inherit;font-size:18px;padding:12px 14px;border:1px solid var(--hairline);border-radius:10px;background:var(--surface-100);color:var(--ink)}
input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.btn{display:inline-block;font-family:var(--font-sans);font-size:16px;font-weight:600;background:var(--navy);color:var(--on-navy);border:0;border-radius:999px;padding:12px 24px;cursor:pointer;text-decoration:none;transition:opacity .16s}
.btn:hover{opacity:.88}.btn.ghost{background:var(--surface-200);color:var(--ink)}.btn.sm{font-size:13px;padding:8px 14px}
.btn.danger{background:var(--signal-red)}
.btn[disabled]{opacity:.35;cursor:default}
.cards{display:grid;gap:14px;margin-top:8px}
.card{display:block;text-decoration:none;color:var(--ink);background:var(--surface-100);border:1px solid var(--hairline);border-radius:14px;padding:18px 18px 16px;transition:transform .16s var(--ease-out),border-color .16s}
.card:hover{border-color:var(--ink-muted);transform:translateY(-2px)}
.card .t{font-size:19px;font-weight:600}
.card .d{color:var(--ink-muted);font-size:14.5px;margin-top:6px}
.card.done{border-color:var(--accent);background:var(--accent-soft)}
.foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px;border-top:1px solid var(--hairline);padding:14px 24px;color:var(--ink-muted);font-family:var(--font-mono);font-size:11.5px;line-height:1.4}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.muted{color:var(--ink-muted)}
.err{color:var(--signal-red);font-size:14px;margin-top:8px;display:none}

/* ---- results (live boards, admin) ---- */
.statrow{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:18px;margin:18px 0}
.statrow .s{border-top:1px solid var(--hairline);padding-top:12px}
.statrow .n{font-size:40px;font-weight:500;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1}
.statrow .n.accent{color:var(--accent)}
.statrow p{font-size:13.5px;line-height:1.4;color:var(--ink-muted);margin-top:6px}
.bars{display:grid;gap:10px;margin-top:10px}
.bar{display:grid;grid-template-columns:120px 1fr 56px;gap:12px;align-items:center;font-size:14px}
.bar .tr{height:18px;background:var(--surface-200);border-radius:999px;overflow:hidden}
.bar .fl{height:100%;background:var(--data-2);border-radius:999px;transition:width .56s var(--ease-out)}
.bar .fl.d1{background:var(--data-1)}.bar .fl.d3{background:var(--data-3)}.bar .fl.d4{background:var(--data-4)}
.bar .v{text-align:right;font-family:var(--font-mono);font-size:13px}
.stack{display:flex;height:28px;border-radius:999px;overflow:hidden;background:var(--surface-200);margin-top:6px}
.stack span{display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:12px;color:#fff;transition:width .56s var(--ease-out);min-width:0;overflow:hidden;white-space:nowrap}
.stack .w{background:var(--data-2)}.stack .l{background:var(--data-1)}.stack .d{background:var(--data-4)}
.legend{display:flex;gap:16px;font-size:12.5px;color:var(--ink-muted);margin-top:6px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:999px;margin-right:5px;vertical-align:-1px}
.pill{display:inline-block;font-family:var(--font-mono);font-size:11.5px;padding:4px 10px;border-radius:999px;background:var(--surface-200)}
.pill.live{background:var(--accent-soft);color:var(--accent)}
.pill.off{background:#fdecea;color:var(--signal-red)}

/* ---- live board ---- */
body.live{padding:0;display:flex;align-items:center;justify-content:center;min-height:100vh}
body.live .stage{max-width:1280px;width:100%;border-radius:0;min-height:100vh;display:flex;flex-direction:column}
body.live .body{padding:40px 64px;flex:1}
body.live h1{font-size:36px}
body.live .statrow .n{font-size:64px}
body.live .bar{grid-template-columns:200px 1fr 150px;font-size:18px}
body.live .bar .tr{height:28px}
body.live .bar .v{font-size:18px}
body.live .stack{height:40px}body.live .stack span{font-size:15px}
body.live.embed{background:var(--paper)}body.live.embed .head,body.live.embed .foot{display:none}
body.live.embed .stage{box-shadow:none;min-height:0}

/* ---- admin ---- */
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--hairline);vertical-align:top}
th{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-muted)}
tr:hover td{background:var(--surface-100)}
.twocol{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.qrs{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.qr{text-align:center;background:var(--surface-100);border-radius:14px;padding:16px}
.qr img{width:100%;max-width:260px;background:#fff;border-radius:8px}
.qr .u{font-family:var(--font-mono);font-size:12px;margin-top:8px;word-break:break-all}
form.inline{display:inline}
@media (max-width:760px){.twocol,.qrs{grid-template-columns:1fr}body.live .body{padding:24px 20px}body.live .bar{grid-template-columns:110px 1fr 60px;font-size:15px}body.live .statrow .n{font-size:44px}}