:root {
  --bg: #0a0a0c;
  --surface: #17181c;
  --surface-2: #1e2025;
  --field-bg: #101114;
  --border: #2c2f36;
  --text: #eef0f2;
  --muted: #9aa1ab;
  --primary: #34d17f;
  --primary-dark: #22b06a;
  --primary-soft: rgba(52, 209, 127, .16);
  --danger: #ff6b5e;
  --warn: #f0c34d;
  --on-accent: #0b0d10;
  --radius: 10px;

  /* 카드/포인트용 다채색 팔레트 */
  --accent-1: #34d17f; /* 그린 */
  --accent-2: #ff8a5c; /* 코럴 오렌지 */
  --accent-3: #f0c34d; /* 골든 옐로 */
  --accent-4: #5b9dff; /* 블루 */
  --accent-5: #b48cff; /* 퍼플 */
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(760px 460px at 6% -8%, rgba(52, 209, 127, .22), transparent 62%),
    radial-gradient(720px 460px at 100% 0%, rgba(255, 138, 92, .20), transparent 60%),
    radial-gradient(680px 420px at 82% 55%, rgba(240, 195, 77, .12), transparent 58%),
    radial-gradient(820px 560px at 12% 100%, rgba(91, 157, 255, .18), transparent 60%),
    radial-gradient(640px 420px at 100% 105%, rgba(180, 140, 255, .14), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Malgun Gothic", "맑은 고딕",
               "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-size: 15px;
  line-height: 1.6;
}

a { color: var(--primary); }

/* ── 레이아웃 ───────────────────────────── */
header.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  border-image: linear-gradient(90deg, var(--accent-1), var(--accent-2), var(--accent-3), var(--accent-4), var(--accent-5)) 1;
  border-bottom-width: 3px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar h1 { font-size: 17px; margin: 0; font-weight: 700; color: var(--text); }
.topbar nav { display: flex; gap: 6px; margin-left: 8px; }
.topbar nav a {
  padding: 6px 12px; border-radius: 6px; text-decoration: none;
  color: var(--muted); font-size: 14px;
}
.topbar nav a.active, .topbar nav a:hover { background: var(--primary-soft); color: var(--primary); }
.topbar .spacer { flex: 1; }
.topbar .who { color: var(--muted); font-size: 14px; }

main { max-width: 1040px; margin: 0 auto; padding: 24px 20px 64px; }

.card {
  --card-accent: var(--accent-1);
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 4px solid var(--card-accent);
  border-radius: 14px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, .04) inset, 0 14px 34px -14px rgba(0, 0, 0, .7);
  padding: 22px 22px 20px;
  margin-bottom: 20px;
  transition: transform .16s ease, box-shadow .16s ease;
}
.card:hover {
  box-shadow:
    0 1px 0 rgba(255, 255, 255, .05) inset,
    0 0 0 1px color-mix(in srgb, var(--card-accent) 35%, transparent),
    0 20px 46px -16px rgba(0, 0, 0, .75),
    0 0 42px -8px color-mix(in srgb, var(--card-accent) 55%, transparent);
  transform: translateY(-2px);
}
main .card:nth-of-type(1), .login-wrap .card { --card-accent: var(--accent-1); }
main .card:nth-of-type(2) { --card-accent: var(--accent-2); }
main .card:nth-of-type(3) { --card-accent: var(--accent-3); }
main .card:nth-of-type(4) { --card-accent: var(--accent-4); }
main .card:nth-of-type(5) { --card-accent: var(--accent-5); }

.card h2 {
  margin: 0 0 4px; font-size: 16px; display: flex; align-items: center; gap: 9px; color: var(--text);
}
.card h2::before {
  content: ""; width: 9px; height: 9px; border-radius: 50%;
  background: var(--card-accent); flex-shrink: 0;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--card-accent) 22%, transparent), 0 0 10px color-mix(in srgb, var(--card-accent) 60%, transparent);
}
.card .desc { color: var(--muted); font-size: 13px; margin: 0 0 16px; }

/* ── 폼 ────────────────────────────────── */
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--text); }
input[type=text], input[type=password], select, textarea {
  width: 100%; padding: 9px 11px;
  border: 1px solid var(--border); border-radius: 7px;
  font: inherit; background: var(--field-bg); color: var(--text);
}
textarea { resize: vertical; min-height: 120px; line-height: 1.7; }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft);
}

.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1 1 180px; }

/* 선택 버튼 그룹 */
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choices button {
  padding: 9px 16px; border: 1px solid var(--border); background: var(--field-bg);
  border-radius: 20px; cursor: pointer; font: inherit; color: var(--muted);
  transition: border-color .15s ease, color .15s ease, transform .1s ease;
}
.choices button:hover { border-color: var(--card-accent); color: var(--text); }
.choices button[aria-pressed="true"] {
  background: var(--card-accent); border-color: var(--card-accent); color: var(--on-accent); font-weight: 700;
}

/* ── 버튼 ──────────────────────────────── */
button.btn {
  padding: 10px 18px; border-radius: 7px; border: 1px solid transparent;
  font: inherit; font-weight: 600; cursor: pointer;
}
.btn-primary { background: var(--primary); color: var(--on-accent); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: var(--surface-2); border-color: var(--border); color: var(--text); font-weight: 500; }
.btn-ghost:hover { background: #26282e; }
.btn-danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: rgba(255, 107, 94, .12); }
.btn-sm { padding: 5px 10px; font-size: 13px; font-weight: 500; }
button:disabled { opacity: .5; cursor: not-allowed; }
button.btn { white-space: nowrap; }

.actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

/* ── 결과 영역 ─────────────────────────── */
.result {
  border: 1px solid var(--border); border-left: 4px solid var(--card-accent);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--card-accent) 10%, var(--field-bg));
  padding: 18px; min-height: 120px;
  font-size: 15.5px; line-height: 1.95; white-space: pre-wrap; word-break: keep-all;
}
.result.empty { color: var(--muted); display: flex; align-items: center; justify-content: center; }
.result-meta {
  display: flex; gap: 12px; align-items: center; flex-wrap: wrap;
  margin-top: 10px; font-size: 13px; color: var(--muted);
}

/* ── 테이블 ────────────────────────────── */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 9px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { background: var(--surface-2); font-size: 13px; color: var(--muted); font-weight: 600; white-space: nowrap; }
td.body-cell { line-height: 1.7; word-break: keep-all; }
td.nowrap { white-space: nowrap; }
td.nowrap .btn + .btn { margin-left: 4px; }
tr:hover td { background: var(--surface-2); }

.badge {
  display: inline-block; padding: 2px 8px; border-radius: 11px;
  font-size: 12px; background: var(--primary-soft); color: var(--primary); white-space: nowrap;
}
.badge.gray { background: rgba(255, 255, 255, .08); color: var(--muted); }
.badge.warn { background: rgba(240, 195, 77, .16); color: var(--warn); }
.badge.danger { background: rgba(255, 107, 94, .16); color: var(--danger); }

/* ── 알림 ──────────────────────────────── */
.alert { padding: 11px 14px; border-radius: 7px; font-size: 14px; margin-bottom: 14px; }
.alert-error { background: rgba(255, 107, 94, .12); color: var(--danger); border: 1px solid rgba(255, 107, 94, .35); }
.alert-ok { background: var(--primary-soft); color: var(--primary); border: 1px solid rgba(52, 209, 127, .35); }
.alert-warn { background: rgba(240, 195, 77, .14); color: var(--warn); border: 1px solid rgba(240, 195, 77, .35); }
.alert ul { margin: 6px 0 0; padding-left: 18px; }

.hint { font-size: 12.5px; color: var(--muted); margin-top: 5px; }
.counter { font-variant-numeric: tabular-nums; }
.counter.over, .counter.under { color: var(--danger); font-weight: 600; }
.counter.ok { color: var(--primary); font-weight: 600; }

.pager { display: flex; gap: 8px; align-items: center; justify-content: center; margin-top: 16px; }

/* ── 로그인 ────────────────────────────── */
.login-wrap { max-width: 380px; margin: 9vh auto; padding: 0 20px; }
.login-wrap h1 {
  font-size: 21px; text-align: center; margin-bottom: 4px; font-weight: 800;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-4));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.login-wrap .sub { text-align: center; color: var(--muted); font-size: 13.5px; margin-bottom: 22px; }

/* ── 모달 ──────────────────────────────── */
.modal-back {
  position: fixed; inset: 0; background: rgba(0, 0, 0, .7);
  display: flex; align-items: center; justify-content: center; padding: 20px; z-index: 50;
}
.modal {
  background: var(--surface); border-radius: 14px; border-top: 4px solid var(--accent-4); padding: 22px;
  width: 100%; max-width: 620px; max-height: 88vh; overflow: auto; color: var(--text);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .05) inset, 0 30px 70px -20px rgba(0, 0, 0, .85);
}
.modal h3 { margin: 0 0 16px; font-size: 16px; color: var(--text); }
[hidden] { display: none !important; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.tabs button {
  padding: 9px 16px; border: none; background: none; cursor: pointer;
  font: inherit; color: var(--muted); border-bottom: 2px solid transparent;
}
.tabs button[aria-selected="true"] { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

@media (max-width: 640px) {
  .topbar { flex-wrap: wrap; gap: 8px; }
  main { padding: 16px 14px 48px; }
  .card { padding: 16px; }
  table { font-size: 13px; }
}