/* ================================================================
 * district-compare.css — 교육청 비교 카드 스타일
 * 확정 디자인: compare_style_FINAL_v2_20260319.html 에서 복사
 * 07_DESIGN_IMPLEMENTATION_SPEC.md 기준
 * @since 2026-03-19
 * ================================================================ */

/* ─── Variables (기존 사이트와 공존) ─── */
.dc-section {
  --dc-ink: #1a1a1a;
  --dc-ink-2: #4a4a4a;
  --dc-ink-3: #8a8a8a;
  --dc-ink-4: #b0b0b0;
  --dc-ink-5: #d4d4d4;
  --dc-bg: #f5f5f5;
  --dc-surface: #ffffff;
  --dc-border: #e8e8e8;
  --dc-blue: #1a73e8;
  --dc-blue-bg: #e8f0fe;
  --dc-sans: 'DM Sans', -apple-system, 'Malgun Gothic', sans-serif;
  --dc-mono: 'JetBrains Mono', monospace;
  --dc-shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
  --dc-shadow-hover: 0 4px 12px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.06);
  --dc-radius: 12px;
  --dc-gap: 16px;
}

.dc-section {
  max-width: 600px;
  margin: 20px auto;
  padding: 0 var(--dc-gap);
  font-family: var(--dc-sans);
}

/* ─── Toggle ─── */
.dc-toggle {
  display: flex; gap: 0;
  background: var(--dc-surface); border: 1px solid var(--dc-border);
  border-radius: 10px; padding: 3px; margin-bottom: var(--dc-gap);
  box-shadow: var(--dc-shadow-card);
}
.dc-tog-btn {
  flex: 1; padding: 8px 0;
  font-size: 12px; font-weight: 500;
  text-align: center; color: var(--dc-ink-3);
  background: none; border: none; border-radius: 8px;
  cursor: pointer; transition: all 0.15s;
}
.dc-tog-btn.on { background: var(--dc-ink); color: #fff; box-shadow: 0 2px 4px rgba(0,0,0,0.12); }

/* ─── Chips ─── */
.dc-chips {
  display: flex; gap: 6px; overflow-x: auto;
  padding-bottom: 4px; margin-bottom: var(--dc-gap);
  scrollbar-width: none;
}
.dc-chips::-webkit-scrollbar { display: none; }
.dc-chip {
  padding: 6px 14px; font-size: 12px; font-weight: 500;
  color: var(--dc-ink-3); background: var(--dc-surface);
  border: 1px solid var(--dc-border); border-radius: 100px;
  white-space: nowrap; cursor: pointer; flex-shrink: 0;
  transition: all 0.12s; box-shadow: var(--dc-shadow-card);
}
.dc-chip:hover { border-color: var(--dc-ink-4); color: var(--dc-ink-2); }
.dc-chip.hl { color: var(--dc-blue); border-color: var(--dc-blue); }
.dc-chip.on { background: var(--dc-ink); color: #fff; border-color: var(--dc-ink); }

/* ─── Section Header ─── */
.dc-sec-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 12px; }
.dc-sec-title { font-size: 16px; font-weight: 700; color: var(--dc-ink); letter-spacing: -0.03em; }
.dc-sec-meta { font-size: 11px; color: var(--dc-ink-4); }

/* ─── Card ─── */
.dc-card {
  background: var(--dc-surface);
  border-radius: var(--dc-radius);
  padding: 16px;
  margin-bottom: 10px;
  box-shadow: var(--dc-shadow-card);
  transition: box-shadow 0.2s, transform 0.2s;
  cursor: pointer;
}
.dc-card:hover { box-shadow: var(--dc-shadow-hover); transform: translateY(-1px); }
.dc-card:active { transform: translateY(0); }

/* ─── Card Top Row ─── */
.dc-card-top { display: flex; align-items: center; gap: 10px; }
.dc-rank {
  width: 24px; height: 24px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; flex-shrink: 0;
  font-family: var(--dc-mono);
}
.dc-rk-t { background: var(--dc-ink); color: #fff; }
.dc-rk-d { background: var(--dc-bg); color: var(--dc-ink-4); }

.dc-card-name {
  font-size: 16px; font-weight: 700; color: var(--dc-ink);
  text-decoration: none; letter-spacing: -0.03em; line-height: 1.2;
}
.dc-card-name:hover { color: var(--dc-blue); }
.dc-card-code { font-size: 11px; color: var(--dc-ink-4); font-family: var(--dc-mono); }

.dc-ige-badge {
  font-size: 9px; font-weight: 700; letter-spacing: 0.04em;
  padding: 2px 6px; border-radius: 4px;
  background: var(--dc-ink); color: #fff;
}

/* ─── Stats Row ─── */
.dc-stats-row {
  display: flex; gap: 20px; margin-top: 12px;
  padding-top: 12px; border-top: 1px solid var(--dc-border);
}
.dc-stat { display: flex; flex-direction: column; }
.dc-stat-label { font-size: 10px; color: var(--dc-ink-4); letter-spacing: 0.02em; text-transform: uppercase; }
.dc-stat-val { font-size: 13px; font-weight: 600; color: var(--dc-ink); margin-top: 1px; }
.dc-stat-val.blue { color: var(--dc-blue); font-family: var(--dc-mono); }
.dc-stat-bar {
  width: 40px; height: 3px; background: var(--dc-bg); border-radius: 2px;
  margin-top: 4px; overflow: hidden;
}
.dc-stat-fill { height: 100%; border-radius: 2px; background: var(--dc-ink-5); }
.dc-stat-fill.hi { background: var(--dc-ink); }
.dc-stat-fill.md { background: var(--dc-ink-4); }

/* ─── Tags ─── */
.dc-tags { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 10px; }
.dc-tag {
  font-size: 10px; font-weight: 500; padding: 3px 8px;
  border-radius: 6px; letter-spacing: -0.01em;
}
.dc-tag-y { background: #f0f0f0; color: var(--dc-ink-2); }
.dc-tag-n { background: transparent; color: var(--dc-ink-5); border: 1px solid var(--dc-border); }
.dc-tag-blue { background: var(--dc-blue-bg); color: var(--dc-blue); }

/* ─── Score ─── */
.dc-card-score {
  font-family: var(--dc-mono);
  font-size: 20px; font-weight: 600;
  color: var(--dc-blue);
  margin-left: auto; flex-shrink: 0; line-height: 1;
}
.dc-card-score .unit { font-size: 11px; font-weight: 500; color: var(--dc-ink-4); }

/* ─── Sub info ─── */
.dc-sub-info { font-size: 12px; color: var(--dc-ink-3); margin-top: 2px; }

/* ─── More ─── */
.dc-more {
  display: block; width: 100%; padding: 12px;
  margin-top: 8px; font-size: 13px; font-weight: 500;
  color: var(--dc-ink-3); background: var(--dc-surface);
  border: 1px solid var(--dc-border); border-radius: var(--dc-radius);
  cursor: pointer; text-align: center;
  box-shadow: var(--dc-shadow-card);
}
.dc-more:hover { background: var(--dc-bg); }

/* ─── Loading ─── */
.dc-loading {
  text-align: center; padding: 40px 0;
  font-size: 13px; color: var(--dc-ink-4);
}

/* ─── Mobile ─── */
@media (max-width: 480px) {
  .dc-section { padding: 0 12px; }
  .dc-card { padding: 14px; }
  .dc-stats-row { gap: 14px; }
  .dc-stat-bar { width: 32px; }
  .dc-card-name { font-size: 15px; }
  .dc-card-score { font-size: 18px; }
}

/* ─── Unified Card (v6 Phase 3) ─── */
.uc-section {
  max-width: 640px; margin: 20px auto; padding: 0 16px;
  --dc-ink: #1a1a1a; --dc-ink-2: #4a4a4a; --dc-ink-3: #8a8a8a;
  --dc-ink-4: #b0b0b0; --dc-ink-5: #d4d4d4;
  --dc-bg: #f5f5f5; --dc-surface: #ffffff; --dc-border: #e8e8e8;
  --dc-blue: #1a73e8; --dc-blue-bg: #e8f0fe;
  --dc-shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
  --dc-shadow-hover: 0 4px 12px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.06);
  --dc-radius: 12px; --dc-gap: 16px;
  --dc-mono: 'JetBrains Mono', monospace;
  --dc-sans: 'DM Sans', -apple-system, 'Malgun Gothic', sans-serif;
}
.uc-search { margin-bottom: 14px; }
.uc-search-input {
  width: 100%; padding: 10px 14px; font-size: 13px;
  border: 1px solid var(--dc-border, #e8e8e8); border-radius: 10px;
  background: var(--dc-surface, #fff); color: var(--dc-ink, #1a1a1a);
  font-family: var(--dc-sans, 'DM Sans', sans-serif);
  box-shadow: var(--dc-shadow-card, 0 1px 3px rgba(0,0,0,0.04));
}
.uc-search-input:focus { outline: none; border-color: var(--dc-ink-4, #b0b0b0); }
.uc-search-input::placeholder { color: var(--dc-ink-4, #b0b0b0); }

.uc-chips { display: flex; gap: 6px; flex-wrap: wrap; padding-bottom: 4px; margin-bottom: 10px; }

.uc-sort-row { display: flex; gap: 6px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.uc-sort-label { font-size: 11px; color: var(--dc-ink-4, #b0b0b0); margin-right: 2px; }
.uc-sort-btn {
  padding: 4px 10px; font-size: 11px; font-weight: 500;
  color: var(--dc-ink-4, #b0b0b0); background: none;
  border: 1px solid var(--dc-border, #e8e8e8); border-radius: 6px;
  cursor: pointer; transition: all 0.12s;
}
.uc-sort-btn:hover { color: var(--dc-ink-2, #4a4a4a); border-color: var(--dc-ink-4, #b0b0b0); }
.uc-sort-btn.on { color: var(--dc-ink, #1a1a1a); border-color: var(--dc-ink, #1a1a1a); font-weight: 600; }

/* Thumb */
.uc-thumb {
  width: 72px; height: 72px; flex-shrink: 0;
  border-radius: 10px; overflow: hidden;
  background: var(--dc-bg, #f5f5f5); position: relative;
}
.uc-thumb img { width: 100%; height: 100%; object-fit: cover; }
.uc-initials {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700;
  color: var(--dc-ink-4, #b0b0b0);
  font-family: var(--dc-mono, monospace);
}
.uc-prov {
  position: absolute; top: 4px; left: 4px;
  font-size: 8px; font-weight: 700; letter-spacing: 0.04em;
  padding: 1px 5px; border-radius: 4px;
  background: var(--dc-ink, #1a1a1a); color: #fff;
}

@media (max-width: 480px) {
  .uc-section { padding: 0 12px; }
  .uc-thumb { width: 56px; height: 56px; border-radius: 8px; }
}

/* IGE 점수 풍선 */
.ige-tooltip.show { display: block !important; }

/* ─────────────────────────────────────────────
   v7 — 교육청 리스트 중립화 (2026-04-24)
   district-list-neutralization
   ───────────────────────────────────────────── */

/* uc-section max-width 확장 (기존 640px → 1100px) + IGE accent-teal 토큰 통일 */
.uc-section {
  max-width: 1100px;
  --dc-teal: var(--accent-teal, #0d7680);
  --dc-teal-soft: var(--accent-teal-soft, #e6f2f3);
  --dc-teal-dark: #0a5c64;
}

/* ─── Filter wrapper ─── */
.uc-filters {
  background: var(--dc-surface);
  border: 1px solid var(--dc-border);
  border-radius: var(--dc-radius);
  padding: 14px 16px;
  margin-bottom: 16px;
  box-shadow: var(--dc-shadow-card);
}

/* ─── Sort tabs ─── */
.uc-sort-tabs {
  display: flex;
  gap: 4px;
  background: var(--dc-bg);
  border-radius: 8px;
  padding: 3px;
}
.uc-sort-tabs .uc-sort-tab {
  flex: 1;
  padding: 8px 12px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--dc-ink-3);
  background: transparent;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
  font-family: var(--dc-sans);
}
.uc-sort-tabs .uc-sort-tab:hover { color: var(--dc-ink-2); }
.uc-sort-tabs .uc-sort-tab.on {
  background: var(--dc-surface);
  color: var(--dc-ink);
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}

/* ─── Filter label ─── */
.uc-filter-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--dc-ink-4);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 12px 0 8px;
  font-family: var(--dc-sans);
}

/* ─── Region chips (복수 선택) ─── */
.uc-region-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.dc-chip--region {
  padding: 7px 14px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--dc-ink-2);
  background: var(--dc-surface);
  border: 1px solid var(--dc-border);
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.12s;
  font-family: var(--dc-sans);
  user-select: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.dc-chip--region:hover { border-color: var(--dc-teal); color: var(--dc-teal-dark); }
.dc-chip--region.on {
  background: var(--dc-teal-soft);
  border-color: var(--dc-teal);
  color: var(--dc-teal-dark);
  font-weight: 600;
}
.dc-chip--region .check {
  display: none;
  width: 12px; height: 12px;
  stroke: var(--dc-teal-dark);
  stroke-width: 3;
  fill: none;
}
.dc-chip--region.on .check { display: inline-block; }
.dc-chip--region.on .emoji { display: none; }

/* ─── Grid (Desktop 2-col / Mobile 1-col) ─── */
.uc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (max-width: 1023px) { .uc-grid { gap: 16px; } }
@media (max-width: 767px) {
  .uc-grid { grid-template-columns: 1fr; gap: 12px; }
  .uc-section { padding: 0 12px; }
  .uc-sort-tabs .uc-sort-tab { font-size: 12px; padding: 8px 6px; }
}

/* ─── Card v7 (영어환경/경제력 row 제거 + 새 배지 행) ─── */
.dc-card {
  border: 1px solid var(--dc-border);
  text-decoration: none;
  color: inherit;
  min-width: 0;
}
.dc-card-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.dc-card-head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}
.dc-card-name-kr {
  font-size: 12.5px;
  color: var(--dc-ink-3);
  font-weight: 400;
}
.dc-card:hover .dc-card-name { color: var(--dc-teal-dark); }

/* Primary badge row */
.dc-badge-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--dc-ink-2);
  margin-top: 2px;
}
.dc-badge { display: inline-flex; align-items: center; gap: 3px; white-space: nowrap; }
.dc-badge-sep { color: var(--dc-ink-5); font-size: 10px; user-select: none; }
.dc-badge--region {
  background: var(--dc-teal-soft);
  color: var(--dc-teal-dark);
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.dc-badge--schools { color: var(--dc-ink-2); font-weight: 500; }
.dc-badge--schools .val { font-family: var(--dc-mono); font-weight: 600; color: var(--dc-ink); }
.dc-badge--tuition {
  color: var(--dc-teal-dark);
  font-weight: 600;
  font-family: var(--dc-mono);
  font-size: 12.5px;
}
.dc-badge--tuition .unit { font-size: 10.5px; color: var(--dc-ink-3); font-weight: 500; }

/* Secondary meta row (homestay/IGE) */
.dc-meta-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 2px; }
.dc-meta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--dc-ink-3);
  padding: 3px 9px;
  border-radius: 6px;
  background: var(--dc-bg);
  font-weight: 500;
}
.dc-meta svg { width: 12px; height: 12px; flex-shrink: 0; opacity: 0.75; }

/* Description (sd_comment 2줄 ellipsis) */
.dc-card-desc {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--dc-ink-2);
  margin-top: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Empty state */
.dc-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 48px 16px;
  font-size: 13px;
  color: var(--dc-ink-4);
}

/* Mobile thumb 축소 */
@media (max-width: 767px) {
  .uc-thumb { width: 72px !important; height: 72px !important; border-radius: 8px; }
  .uc-initials { font-size: 18px; }
  .dc-card { padding: 14px; gap: 12px; }
}