.hero.small { padding: 56px 0 8px; }
.hero.small h1 { font-size: clamp(26px, 4vw, 40px); margin: 6px 0 12px; }
.hero.small .lead { max-width: 760px; }
.seg { display: inline-flex; margin-top: 18px; padding: 4px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); flex-wrap: wrap; }
.seg button { padding: 10px 16px; border: 0; border-radius: 9px; background: none; color: var(--muted); font: 600 14px "Noto Sans KR", sans-serif; cursor: pointer; }
.seg button.on { background: linear-gradient(135deg, rgba(45, 226, 230, .22), rgba(139, 92, 246, .22)); color: var(--text); }
.field input, .field select { width: 100%; padding: 11px 13px; border-radius: 10px; border: 1px solid var(--line); background: #05070c; color: var(--text); font: 14px "Noto Sans KR", sans-serif; }
.field input.mono { font-size: 13px; }
.dates { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.toolbar { align-items: center; margin-bottom: 14px; }
label.btn { cursor: pointer; }
.certs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.cert .top { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; flex-wrap: wrap; }
.cert h4 { margin: 0; font-size: 18px; }
.cert .kv { display: grid; grid-template-columns: 96px 1fr; gap: 4px 10px; font-size: 13px; margin: 8px 0 12px; }
.cert .kv span:nth-child(odd) { color: var(--muted); }
.cert .kv span:nth-child(even) { overflow-wrap: anywhere; }
.cert .res { margin-top: 12px; font-size: 13px; }
.badge.soft { background: rgba(138, 150, 173, .15); color: var(--muted); }
.empty { padding: 28px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: 14px; grid-column: 1 / -1; }
.howto { margin-top: 16px; font-size: 13px; color: var(--muted); }
.howto ol { margin: 8px 0 0; padding-left: 20px; }
.howto li { margin: 5px 0; }
.howto code { display: block; margin: 6px 0; padding: 10px 12px; border-radius: 10px; background: #05070c; border: 1px solid var(--line); color: var(--lime); word-break: break-all; font-size: 12px; }
.plain { margin: 0; padding-left: 20px; font-size: 14px; line-height: 1.7; color: var(--text); }
.plain li { margin: 6px 0; }
.soft { font-size: 13px; font-weight: 400; color: var(--muted); }
@media (max-width: 900px) { .certs { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .dates { grid-template-columns: 1fr; } }
[hidden] { display: none !important; }