:root {
  --bg: #f7f7fb;
  --surface: #ffffff;
  --surface-2: #f1f1f8;
  --border: #e4e4ee;
  --text: #16161f;
  --text-muted: #63636f;
  --text-faint: #93939f;
  --brand: #5b3df0;
  --brand-2: #8b6df5;
  --brand-soft: #efeafe;
  --accent: #17b3a3;
  --danger: #e0473e;
  --warning: #d98a1a;
  --success: #1f9d55;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(20, 20, 40, 0.04), 0 8px 24px rgba(20, 20, 40, 0.06);
  --shadow-hover: 0 4px 10px rgba(20, 20, 40, 0.06), 0 16px 32px rgba(20, 20, 40, 0.1);
  --max-width: 1180px;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #101018;
  --surface: #171721;
  --surface-2: #1d1d29;
  --border: #2a2a38;
  --text: #f1f1f7;
  --text-muted: #a7a7b8;
  --text-faint: #6f6f80;
  --brand: #8b6df5;
  --brand-2: #a894ff;
  --brand-soft: #241f45;
  --accent: #2cd4bf;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 4px 10px rgba(0, 0, 0, 0.3), 0 16px 32px rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #101018;
    --surface: #171721;
    --surface-2: #1d1d29;
    --border: #2a2a38;
    --text: #f1f1f7;
    --text-muted: #a7a7b8;
    --text-faint: #6f6f80;
    --brand: #8b6df5;
    --brand-2: #a894ff;
    --brand-soft: #241f45;
    --accent: #2cd4bf;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-hover: 0 4px 10px rgba(0, 0, 0, 0.3), 0 16px 32px rgba(0, 0, 0, 0.45);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Segoe UI", Roboto, "Malgun Gothic", sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.brand .logo-dot {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
}

.main-nav a:hover { background: var(--surface-2); color: var(--text); }
.main-nav a.active { color: var(--brand); background: var(--brand-soft); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 15px;
  color: var(--text-muted);
}
.icon-btn:hover { color: var(--text); border-color: var(--brand-2); }

/* Hero */
.hero {
  padding: 44px 0 28px;
}

.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--brand);
  background: var(--brand-soft);
  padding: 5px 11px;
  border-radius: 100px;
  margin-bottom: 14px;
}

.hero h1 {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
  max-width: 720px;
}

.hero p {
  color: var(--text-muted);
  font-size: 15.5px;
  max-width: 640px;
  margin: 0 0 22px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero-tags span {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: 100px;
}

/* Sample data banner */
.sample-banner {
  background: var(--brand-soft);
  border: 1px solid color-mix(in srgb, var(--brand) 30%, var(--border));
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
  display: flex;
  gap: 8px;
  align-items: flex-start;
}
.sample-banner strong { color: var(--text); }

/* Search + filter bar */
.toolbar {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 22px;
}

.search-row {
  display: flex;
  gap: 10px;
}

.search-box {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
}
.search-box input {
  border: 0;
  outline: 0;
  background: transparent;
  font-size: 14.5px;
  color: var(--text);
  width: 100%;
  font-family: inherit;
}
.search-box .icon { color: var(--text-faint); font-size: 15px; }

.sort-select {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 0 12px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
}

.filter-groups {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 150px;
}

.filter-group .fg-label {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-faint);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  font-size: 12.5px;
  font-weight: 600;
  padding: 6px 11px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
  transition: all 0.12s ease;
}
.chip:hover { border-color: var(--brand-2); color: var(--text); }
.chip.active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.result-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  font-size: 13.5px;
  color: var(--text-muted);
}
.result-meta b { color: var(--text); }

.clear-filters {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--brand);
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
  padding: 0;
}

/* Card grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  padding-bottom: 60px;
}

.contest-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
  transition: transform 0.14s ease, box-shadow 0.14s ease;
  position: relative;
}
.contest-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.card-thumb {
  height: 108px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
  color: #fff;
}

.card-thumb .badges {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.dday-badge {
  font-size: 12px;
  font-weight: 800;
  padding: 4px 9px;
  border-radius: 100px;
  background: rgba(0,0,0,0.55);
  color: #fff;
  backdrop-filter: blur(3px);
}
.dday-badge.urgent { background: var(--danger); }
.dday-badge.soon { background: var(--warning); }
.dday-badge.open { background: rgba(0,0,0,0.55); }
.dday-badge.upcoming { background: var(--accent); }
.dday-badge.closed { background: rgba(60,60,70,0.75); }

.save-btn {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  border: none;
  background: rgba(0,0,0,0.35);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  backdrop-filter: blur(3px);
}
.save-btn.saved { background: var(--brand); }

.card-body {
  padding: 15px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  flex: 1;
}

.card-cat {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--brand);
}

.card-title {
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.card-org {
  font-size: 12.5px;
  color: var(--text-muted);
}

.card-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}

.meta-pill {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 100px;
  background: var(--surface-2);
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.meta-pill.ai-yes { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); border-color: transparent; }
.meta-pill.ai-limited { background: color-mix(in srgb, var(--warning) 16%, transparent); color: var(--warning); border-color: transparent; }
.meta-pill.ai-unknown { background: color-mix(in srgb, var(--text-faint) 20%, transparent); color: var(--text-muted); border-color: transparent; }

.card-prize {
  font-size: 14px;
  font-weight: 800;
  color: var(--text);
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 70px 20px;
  color: var(--text-muted);
}
.empty-state .em-icon { font-size: 36px; margin-bottom: 10px; }

/* Detail page */
.detail-top {
  padding: 28px 0 0;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 18px;
}
.back-link:hover { color: var(--text); }

.detail-hero {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

.detail-hero-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}

.detail-hero h1 {
  font-size: clamp(21px, 3vw, 27px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 8px 0 6px;
}

.detail-org {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 14px;
}

.detail-summary {
  font-size: 14.5px;
  color: var(--text-muted);
  margin-bottom: 16px;
  max-width: 640px;
}

.detail-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 700;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
}
.btn-primary {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}
.btn-primary:hover { background: var(--brand-2); border-color: var(--brand-2); }
.btn-save.saved { background: var(--brand-soft); border-color: var(--brand); color: var(--brand); }

.quickfact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 14px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}
.qf-label { font-size: 11px; font-weight: 700; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.03em; margin-bottom: 4px; }
.qf-value { font-size: 14.5px; font-weight: 700; }
.qf-value.dday-text { color: var(--brand); }

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}
@media (max-width: 760px) {
  .detail-grid { grid-template-columns: 1fr; }
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.panel h2 {
  font-size: 15.5px;
  font-weight: 800;
  margin: 0 0 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.panel.full { grid-column: 1 / -1; }

.info-list { display: flex; flex-direction: column; gap: 11px; }
.info-row { display: flex; justify-content: space-between; gap: 14px; font-size: 13.5px; }
.info-row .k { color: var(--text-muted); flex-shrink: 0; }
.info-row .v { font-weight: 600; text-align: right; }

.status-list { display: flex; flex-direction: column; gap: 11px; }
.status-row { display: flex; align-items: center; gap: 10px; font-size: 13.5px; }
.status-icon { width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 11px; flex-shrink: 0; font-weight: 800; }
.status-icon.yes { background: color-mix(in srgb, var(--success) 18%, transparent); color: var(--success); }
.status-icon.no { background: color-mix(in srgb, var(--danger) 18%, transparent); color: var(--danger); }
.status-icon.unknown { background: color-mix(in srgb, var(--warning) 18%, transparent); color: var(--warning); }

.checklist { display: flex; flex-direction: column; gap: 10px; }
.checklist li {
  display: flex;
  gap: 10px;
  font-size: 13.5px;
  color: var(--text);
  align-items: flex-start;
  list-style: none;
}
.checklist li::before {
  content: "!";
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}
.checklist { padding: 0; margin: 0; }

.eval-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.eval-table td { padding: 9px 0; border-bottom: 1px solid var(--border); }
.eval-table tr:last-child td { border-bottom: none; }
.eval-table td.k { color: var(--text-muted); width: 40%; }
.eval-dots { display: flex; gap: 4px; }
.eval-dots span { width: 8px; height: 8px; border-radius: 50%; background: var(--surface-2); border: 1px solid var(--border); }
.eval-dots span.on { background: var(--brand); border-color: var(--brand); }

.editor-note {
  margin-top: 14px;
  background: var(--brand-soft);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
  font-size: 13.5px;
  color: var(--text);
  line-height: 1.55;
}
.editor-note b { color: var(--brand); }

.ai-disclaimer {
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--border);
  line-height: 1.6;
}

/* Saved page */
.status-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.saved-table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.saved-row {
  display: grid;
  grid-template-columns: 1.6fr 0.9fr 0.7fr 0.9fr 0.6fr;
  gap: 12px;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 13.5px;
}
.saved-row:last-child { border-bottom: none; }
.saved-row.head {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-faint);
  background: var(--surface-2);
}
.saved-title { font-weight: 700; }
.saved-title a:hover { color: var(--brand); }

.status-select {
  font-size: 12.5px;
  font-weight: 600;
  padding: 5px 8px;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-family: inherit;
  cursor: pointer;
}

.remove-btn {
  background: none;
  border: none;
  color: var(--text-faint);
  cursor: pointer;
  font-size: 13px;
  font-family: inherit;
}
.remove-btn:hover { color: var(--danger); }

@media (max-width: 700px) {
  .saved-row { grid-template-columns: 1fr; gap: 4px; }
  .saved-row.head { display: none; }
  .saved-row > div::before { content: attr(data-label); font-weight: 700; color: var(--text-faint); display: inline-block; width: 70px; font-size: 11px; }
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 0 40px;
  margin-top: 20px;
  color: var(--text-faint);
  font-size: 12.5px;
  text-align: center;
}

.main-nav-mobile-toggle { display: none; }

@media (max-width: 640px) {
  .main-nav { display: none; }
}