/* AICBCT Bridge help corner (pages built by tools/build_help.py). AICBCT UI rules: black, light type, fill-only boxes. */
:root{--card:#0e1424;--fill:#141c30;--txt:#c3d0e6;--mute:#7f91ad;--ok:#57e3a4;--c:#9fb6ff}
*{box-sizing:border-box}html,body{margin:0}
html[data-lang=ko] [data-l=en],html:not([data-lang=ko]) [data-l=ko]{display:none}
body{background:#000;color:#eef4ff;font:300 16px/1.6 "Bai Jamjuree",Inter,system-ui,sans-serif}
a{color:var(--c)}
header{display:flex;align-items:center;gap:14px;padding:14px 16px;max-width:900px;margin:0 auto}
header img{height:26px;display:block}
header .home{margin-left:auto;color:var(--txt);text-decoration:none;font-size:13px;letter-spacing:.1em;text-transform:uppercase}
main{max-width:900px;margin:0 auto;padding:6px 16px 70px}
h1{font-weight:300;font-size:clamp(28px,5vw,40px);line-height:1.15;margin:14px 0 14px}
h2{font-weight:400;font-size:19px;margin:0 0 6px;color:#fff}
h3{font-weight:400;font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:var(--c);margin:30px 0 8px}
p{margin:0 0 10px;color:var(--txt)}p b,li b{color:#fff;font-weight:400}
.lead{font-size:18px;max-width:680px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:20px 0}
.card{background:var(--card);border-radius:14px;padding:18px 16px;text-decoration:none;color:inherit;display:block}
.card:hover{background:#16203a}
.card svg{width:40px;height:40px;stroke:var(--c);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card b{display:block;font-weight:400;font-size:17px;color:#fff;margin:8px 0 2px}.card span{color:var(--mute);font-size:14px}
.st{display:grid;grid-template-columns:40px 1fr;gap:14px;background:var(--card);border-radius:14px;padding:18px 18px 12px;margin:0 0 10px}
.n{width:34px;height:34px;border-radius:50%;background:var(--fill);display:grid;place-items:center;color:var(--c);font-size:15px}
figure{margin:10px 0 12px}figure img{display:block;width:100%;height:auto;border-radius:10px;background:#000}
figcaption{font-size:13px;color:var(--mute);margin-top:6px}
ul{margin:4px 0 10px;padding-left:20px;color:var(--txt)}li{margin:5px 0}
.note{background:var(--fill);border-radius:12px;padding:12px 14px;margin:14px 0}
.small,.fine{font-size:13.5px;color:var(--mute)}
.next{display:inline-block;margin:10px 0;font-size:17px;text-decoration:none}
nav{display:flex;flex-wrap:wrap;gap:6px;margin-top:34px}
nav a{background:var(--fill);border-radius:20px;padding:7px 14px;color:var(--txt);text-decoration:none;font-size:13.5px}
nav a:hover{background:#16203a}nav a[aria-current=page]{background:#2b4fae;color:#fff}
table{width:100%;border-collapse:collapse;font-size:14px;background:var(--card);border-radius:12px;overflow:hidden}
th,td{text-align:left;padding:9px 10px;vertical-align:top}th{color:var(--mute);font-weight:400}tr+tr td{border-top:1px solid #1b2440}
@media(max-width:700px){.cards{grid-template-columns:1fr 1fr}.st{grid-template-columns:1fr;gap:8px}table{font-size:12.5px}}
@media(max-width:440px){.cards{grid-template-columns:1fr}}