:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --ink: #1d232b;
  --sub: #5c6773;
  --line: #dfe3e8;
  --accent: #e8573f;
  --accent-ink: #ffffff;
  --accent-soft: #fdebe7;
  --ok: #1f8a4c;
  --ok-soft: #e3f4ea;
  --warn: #a15c00;
  --warn-soft: #fdf1dc;
  --mute-soft: #eceef1;
  --danger: #c2281b;
  --side: #1d232b;
  --side-ink: #c9d0d8;
  --radius: 8px;
  --font: "Pretendard", "Malgun Gothic", "Apple SD Gothic Neo", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.5 var(--font); }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 16px; margin: 0 0 12px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: Consolas, "D2Coding", monospace; font-size: 13px; }

.shell { display: grid; grid-template-columns: 208px 1fr; min-height: 100vh; }
.side { background: var(--side); color: var(--side-ink); padding: 20px 12px; display: flex; flex-direction: column; gap: 4px; }
.brand { color: #fff; font-weight: 700; font-size: 17px; padding: 4px 12px 18px; }
.brand small { display: block; font-weight: 400; font-size: 12px; color: var(--side-ink); }
.nav { display: block; padding: 9px 12px; border-radius: 6px; color: var(--side-ink); }
.nav:hover { background: #2a323c; text-decoration: none; }
.nav.on { background: var(--accent); color: var(--accent-ink); }
.side .who { margin-top: auto; padding: 12px; font-size: 13px; border-top: 1px solid #323b46; }
.side .who button { margin-top: 8px; width: 100%; }
.side .who a.account { display: block; margin-top: 6px; color: var(--side-ink); font-size: 12px; }
.side .who a.account.on { color: #fff; font-weight: 600; }
.main { padding: 28px 32px 60px; min-width: 0; }
.head { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.head .grow { flex: 1; }
.crumb { color: var(--sub); font-size: 13px; margin-bottom: 6px; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 18px; }
.panel.flush { padding: 0; overflow-x: auto; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.muted { color: var(--sub); }
.small { font-size: 12px; }
.right { text-align: right; }
.nowrap { white-space: nowrap; }
.pre { white-space: pre-wrap; }

button, .btn { font: inherit; border: 1px solid var(--line); background: var(--panel); color: var(--ink); padding: 7px 14px; border-radius: 6px; cursor: pointer; }
button:hover, .btn:hover { background: var(--mute-soft); text-decoration: none; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
button.primary:hover { filter: brightness(0.94); background: var(--accent); }
button.danger { color: var(--danger); border-color: #e6b8b3; }
button.tiny { padding: 3px 9px; font-size: 12px; }
button:disabled { opacity: 0.5; cursor: default; }

input, select, textarea { font: inherit; color: var(--ink); background: #fff; border: 1px solid #c8ced6; border-radius: 6px; padding: 7px 10px; }
input:focus, select:focus, textarea:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { width: 100%; min-height: 76px; resize: vertical; }
label.field { display: block; }
label.field > span { display: block; font-size: 12px; color: var(--sub); margin-bottom: 4px; }
label.field input:not([type=checkbox]), label.field select { width: 100%; }
div.field > span { display: block; font-size: 12px; color: var(--sub); margin-bottom: 4px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px 18px; }
.form-grid .wide { grid-column: 1 / -1; }
.check { display: flex; align-items: center; gap: 8px; }
.hint { font-size: 12px; color: var(--sub); margin-top: 4px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: 12px; color: var(--sub); font-weight: 600; background: #fafbfc; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
tr.click { cursor: pointer; }
tr.click:hover td { background: #fafbfc; }
tr.dim td { color: var(--sub); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.empty { padding: 28px; text-align: center; color: var(--sub); }

.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; background: var(--mute-soft); color: var(--sub); }
.badge.open { background: var(--ok-soft); color: var(--ok); }
.badge.scheduled { background: #e6eefb; color: #2456a6; }
.badge.ended { background: var(--warn-soft); color: var(--warn); }
.badge.bad { background: var(--accent-soft); color: var(--danger); }

.kv { display: grid; grid-template-columns: 130px 1fr; gap: 8px 14px; margin: 0; }
.kv dt { color: var(--sub); }
.kv dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 1100px) { .cols { grid-template-columns: 1fr; } }
.qr { width: 132px; height: 132px; border: 1px solid var(--line); border-radius: 6px; }

.login { min-height: 100vh; display: grid; place-items: center; }
.login .panel { width: 360px; }
.login h1 { margin-bottom: 4px; }
.login label.field { margin-top: 14px; }
.login button { width: 100%; margin-top: 18px; padding: 10px; }
.error { color: var(--danger); margin-top: 10px; min-height: 21px; }
.notice { color: var(--ok); background: var(--ok-soft); border-radius: 6px; padding: 8px 10px; margin-top: 12px; }
.login .links { margin-top: 14px; display: flex; justify-content: space-between; gap: 10px; font-size: 13px; }
.login .lead { margin-top: 6px; }
.form-col { display: flex; flex-direction: column; gap: 12px; max-width: 420px; }
.form-col .error { margin-top: 0; }

.toast { position: fixed; right: 24px; bottom: 24px; background: var(--side); color: #fff; padding: 11px 16px; border-radius: 8px; box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18); max-width: 420px; }
.toast.bad { background: var(--danger); }
.veil { position: fixed; inset: 0; background: rgba(20, 24, 30, 0.45); display: grid; place-items: center; z-index: 10; }
.dialog { background: var(--panel); border-radius: 10px; padding: 22px 24px; width: min(560px, calc(100vw - 40px)); max-height: calc(100vh - 60px); overflow: auto; }
.dialog.wide { width: min(980px, calc(100vw - 40px)); }
.dialog h2 { margin-bottom: 8px; }
.dialog .actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.pager { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-top: 1px solid var(--line); }

.full { width: 100%; }
button.primary.danger-fill { background: var(--danger); border-color: var(--danger); color: #fff; }
.gap-top { margin-top: 14px; }
.stack { display: flex; flex-direction: column; gap: 6px; }
.panel.flush > .head.pad { padding: 14px 16px 0; margin-bottom: 10px; }
.panel.flush > .head.pad h2 { margin: 0; }
input.search { width: 280px; }
img.thumb { width: 96px; height: 54px; object-fit: cover; border-radius: 6px; display: block; background: var(--mute-soft); }
a.btn.tiny { display: inline-block; padding: 3px 9px; font-size: 12px; color: var(--ink); }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 14px; margin-bottom: 18px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.card-label { font-size: 12px; color: var(--sub); }
.card-value { font-size: 28px; font-weight: 700; font-variant-numeric: tabular-nums; }
.card-sub { font-size: 12px; color: var(--sub); }
.barcell { min-width: 120px; }
.barcell span { font-variant-numeric: tabular-nums; }
.bar { height: 4px; background: var(--accent); border-radius: 2px; margin-top: 3px; }

/* 깃발 (홀깃발 02): pictures are 1024x716 (about 20:14), shown with the same shape everywhere. */
.flag { width: 80px; height: 56px; border-radius: 4px; display: block; object-fit: cover; background: var(--mute-soft); border: 1px solid var(--line); flex: none; }
.flag.small { width: 50px; height: 35px; }
.flag.big { width: 120px; height: 84px; }
.flag.none { display: grid; place-items: center; font-size: 12px; color: var(--sub); background: transparent; border-style: dashed; }
.flag-pick { display: flex; flex-wrap: wrap; gap: 10px; }
.flag-card { display: flex; flex-direction: column; align-items: center; gap: 6px; width: 120px; padding: 8px; border-radius: 8px; }
.flag-card > span { font-size: 12px; line-height: 1.3; text-align: center; overflow-wrap: anywhere; }
.flag-card.on { border-color: var(--accent); background: var(--accent-soft); box-shadow: 0 0 0 1px var(--accent); }
.composer { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 20px; align-items: start; }
@media (max-width: 900px) { .composer { grid-template-columns: 1fr; } }
canvas.flag-canvas { display: block; width: 100%; height: auto; border-radius: 6px; border: 1px solid var(--line); }
.swatches { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
button.swatch { width: 28px; height: 28px; padding: 0; border-radius: 50%; border: 2px solid #fff; box-shadow: 0 0 0 1px #c8ced6; }
button.swatch.on { box-shadow: 0 0 0 2px var(--accent); }
.swatches input[type=color] { width: 40px; height: 30px; padding: 2px; }