/* 공통 토큰·기본 요소. 우주 테마(어두운 배경)를 기본으로 하고, 밝은 모드도 지원한다. */
:root {
  --bg: #070c1b;
  --bg-2: #0b1124;
  --panel: #10172a;
  --panel-2: #151d34;
  --border: #27314c;
  --border-soft: #1c2540;
  --text: #edf1ff;
  --muted: #a4b0cf;
  --faint: #6f7a99;
  --accent: #c2b4ff;
  --accent-strong: #9d86ff;
  --link: #a9c8ff;
  --ok: #7fd6a4;
  --warn: #f2c36b;
  --danger: #ff8b8b;
  --focus: #d3c7ff;
  --shadow: 0 10px 30px rgba(0, 0, 0, .35);
  --radius: 12px;
  --font: "Pretendard", "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f4f5fb; --bg-2: #eceef8; --panel: #ffffff; --panel-2: #f6f7fc; --border: #d7dbea; --border-soft: #e5e8f3;
    --text: #1a1d2b; --muted: #555d78; --faint: #8b92aa; --accent: #6b55d9; --accent-strong: #5640c4; --link: #3559c7;
    --ok: #1f8a52; --warn: #a86a00; --danger: #c43c3c; --focus: #6b55d9; --shadow: 0 8px 24px rgba(30, 30, 60, .12);
    color-scheme: light;
  }
}
:root[data-theme="light"] {
  --bg: #f4f5fb; --bg-2: #eceef8; --panel: #ffffff; --panel-2: #f6f7fc; --border: #d7dbea; --border-soft: #e5e8f3;
  --text: #1a1d2b; --muted: #555d78; --faint: #8b92aa; --accent: #6b55d9; --accent-strong: #5640c4; --link: #3559c7;
  --ok: #1f8a52; --warn: #a86a00; --danger: #c43c3c; --focus: #6b55d9; --shadow: 0 8px 24px rgba(30, 30, 60, .12);
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font-family: var(--font); font-size: 14px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--link); }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* 상단 바 */
.topbar { display: flex; align-items: center; gap: 16px; padding: 14px 22px; border-bottom: 1px solid var(--border-soft); background: var(--bg); position: sticky; top: 0; z-index: 20; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); min-width: 0; }
.brand-logo { width: 30px; height: 30px; border: 1px solid #726892; border-radius: 50%; position: relative; transform: rotate(-28deg); flex: none; }
.brand-logo::before { content: ""; position: absolute; width: 40px; height: 12px; left: -6px; top: 8px; border: 1px solid #bca5ff; border-radius: 50%; }
.brand-logo::after { content: ""; position: absolute; width: 6px; height: 6px; border-radius: 50%; background: #e6ddff; right: 0; top: 0; box-shadow: 0 0 12px #b393ff; }
.brand-title { font-size: 17px; font-weight: 600; letter-spacing: -.4px; white-space: nowrap; }
.brand-sub { font-size: 12px; color: var(--muted); white-space: nowrap; }
.topnav { display: flex; gap: 4px; margin-left: auto; flex-wrap: wrap; }
.topnav a, .topnav button { padding: 6px 10px; border-radius: 8px; color: var(--muted); text-decoration: none; background: none; border: 0; cursor: pointer; font-size: 13px; }
.topnav a:hover, .topnav button:hover, .topnav a[aria-current="page"] { color: var(--text); background: var(--panel-2); }

/* 버튼·입력 */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 13px; border-radius: 9px; border: 1px solid var(--border); background: var(--panel-2); color: var(--text); cursor: pointer; font-size: 13px; text-decoration: none; line-height: 1.4; }
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent-strong); border-color: var(--accent-strong); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--danger); }
.btn.small { padding: 4px 9px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.input, select.input, textarea.input { width: 100%; padding: 8px 11px; border-radius: 9px; border: 1px solid var(--border); background: var(--bg-2); color: var(--text); }
textarea.input { min-height: 90px; resize: vertical; }
.input:focus { border-color: var(--accent); outline: none; }
label.field { display: block; margin-bottom: 12px; }
label.field > span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }

/* 배지 */
.badge { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: 11px; border: 1px solid var(--border); color: var(--muted); white-space: nowrap; vertical-align: middle; }
.badge.draft { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 45%, transparent); }
.badge.review { color: var(--link); border-color: color-mix(in srgb, var(--link) 45%, transparent); }
.badge.confirmed { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, transparent); }
.badge.rejected { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 45%, transparent); }
.badge.new { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 45%, transparent); }
.badge.in_progress { color: var(--link); border-color: color-mix(in srgb, var(--link) 45%, transparent); }
.badge.resolved { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, transparent); }
.badge.duplicate { color: var(--faint); }

.card { background: var(--panel); border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 16px 18px; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }
.stack > * + * { margin-top: 10px; }

/* 알림 */
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--panel); border: 1px solid var(--border); padding: 10px 16px; border-radius: 10px; box-shadow: var(--shadow); z-index: 1000; font-size: 13px; max-width: calc(100vw - 32px); }
.toast.error { border-color: var(--danger); color: var(--danger); }

table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th, table.data td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--border-soft); vertical-align: top; }
table.data th { color: var(--muted); font-weight: 500; font-size: 12px; position: sticky; top: 0; background: var(--panel); }
table.data tr:hover td { background: color-mix(in srgb, var(--panel-2) 70%, transparent); }

@media (max-width: 720px) {
  .topbar { padding: 10px 14px; gap: 10px; flex-wrap: wrap; }
  .brand-sub { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}