:root {
  --bg: #f5f6f4; --card: #ffffff; --text: #1d2321; --muted: #6b726f; --line: #e2e5e1;
  --brand: #1f6f8b; --brand-text: #ffffff;
  --red: #c0392b; --red-bg: #fdecea; --orange: #b9650b; --orange-bg: #fff3e0; --green: #2e7d4f; --green-bg: #e8f5ec; --blue-bg: #e7f1f6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121514; --card: #1c2120; --text: #e8ecea; --muted: #9aa39f; --line: #2c3331;
    --brand: #2d8fb1; --red: #ff7b6e; --red-bg: #3a1f1c; --orange: #ffb35c; --orange-bg: #3a2a16; --green: #6fd39a; --green-bg: #17301f; --blue-bg: #17303a;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.5 system-ui, -apple-system, "Sukhumvit Set", "Noto Sans Thai", sans-serif; }
.bar { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: calc(10px + env(safe-area-inset-top)) 16px 10px; background: var(--brand); color: var(--brand-text); }
.bar h1 { margin: 0; font-size: 18px; }
.who { font-size: 13px; opacity: .9; }
main { max-width: 760px; margin: 0 auto; padding: 16px; }
h2 { margin: 0 0 8px; font-size: 20px; }
h3 { margin: 0; font-size: 18px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.err { color: var(--red); min-height: 1em; margin: 0; }
.row { display: flex; gap: 8px; align-items: center; }
.between { justify-content: space-between; }
.end { justify-content: flex-end; }
.stack { display: flex; flex-direction: column; gap: 12px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--muted); }
input, select { font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--card); color: var(--text); }
#enroll-code { font-size: 28px; letter-spacing: 8px; text-align: center; max-width: 240px; }
.btn { font: inherit; padding: 10px 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: var(--brand-text); }
.btn.small { padding: 6px 10px; font-size: 14px; }
.btn:disabled { opacity: .5; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 12px; }
.chip { padding: 4px 10px; border-radius: 999px; font-size: 13px; background: var(--card); border: 1px solid var(--line); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; margin-bottom: 10px; }
.card .top { display: flex; justify-content: space-between; gap: 8px; align-items: flex-start; }
.card .name { font-weight: 600; }
.card .sub { font-size: 13px; color: var(--muted); }
.badge { white-space: nowrap; font-size: 13px; padding: 3px 8px; border-radius: 8px; font-weight: 600; }
.lv-expired, .lv-red { background: var(--red-bg); color: var(--red); }
.lv-warn { background: var(--orange-bg); color: var(--orange); }
.lv-ok { background: var(--green-bg); color: var(--green); }
.lv-submitted { background: var(--blue-bg); color: var(--brand); }
.lv-none { background: var(--bg); color: var(--muted); }
.tabs { position: sticky; top: calc(44px + env(safe-area-inset-top)); z-index: 1; display: flex; gap: 4px; overflow-x: auto; padding: 8px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
.tab { font: inherit; font-size: 14px; white-space: nowrap; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg); color: var(--text); cursor: pointer; }
.tab.on { background: var(--brand); border-color: var(--brand); color: var(--brand-text); }
.count { display: inline-block; min-width: 18px; padding: 0 5px; border-radius: 9px; background: var(--red); color: #fff; font-size: 12px; text-align: center; }
.small-input { padding: 6px 8px; font-size: 14px; }
.mt { margin-top: 16px; }
.selfie { width: 96px; height: 128px; object-fit: cover; border-radius: 10px; background: var(--bg); border: 1px solid var(--line); flex: none; cursor: zoom-in; }
.selfie.big { width: 100%; height: auto; max-height: 70vh; object-fit: contain; cursor: zoom-out; }
.media { display: flex; gap: 12px; align-items: flex-start; }
.notice { background: var(--blue-bg); border: 1px solid var(--line); border-radius: 14px; padding: 10px 14px; margin: 4px 0 12px; }
.notice p { margin: 0; }
.notice .actions { margin-top: 8px; }
.actions { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
details { margin-top: 8px; font-size: 13px; color: var(--muted); }
details li { margin: 2px 0; }
dialog { border: none; border-radius: 16px; padding: 16px; width: min(420px, calc(100vw - 32px)); background: var(--card); color: var(--text); }
dialog::backdrop { background: rgba(0, 0, 0, .4); }