/* =========================
   자동차사고 병원찾기 공통 스타일
   ========================= */
:root {
  --bg:#0b0f14;
  --card:#111827;
  --chip:#1f2937;
  --line:#1f2937;
  --muted:#9ca3af;
  --text:#e5e7eb;
  --accent:#60a5fa;
}

/* 기본 리셋 */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui,-apple-system,Segoe UI,Roboto,"Apple SD Gothic Neo","Noto Sans KR",sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
code, kbd { font-family: ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace; }

/* 컨테이너 & 카드 */
.wrap { max-width: 1100px; margin: 0 auto; padding: 18px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
}

/* -------- 네비게이션 -------- */
.nav {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 10px 14px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.nav-left { display:flex; align-items:center; gap:12px; }
.nav .brand a { font-weight: 800; font-size: 18px; letter-spacing: .2px; }
.nav ul { list-style: none; display: flex; gap: 8px; margin: 0; padding: 0; }
.nav a.item {
  display: block; padding: 8px 12px; border-radius: 10px;
  border: 1px solid var(--line); background: #0f172a; color: var(--text); font-size: 14px;
}
.nav a.item.active { background: var(--accent); color: #0b1220; border: none; font-weight: 700; }
@media (max-width: 768px){
  .nav { flex-wrap: wrap; }
  .nav-left { width: 100%; }
  .nav ul { flex-wrap: wrap; }
}

/* -------- 필터/컨트롤 -------- */
.filters { display: grid; grid-template-columns: 1fr; gap: 10px; }
@media (min-width: 768px){ .filters{ grid-template-columns: 220px 220px 1fr 120px; } }

select, input[type="text"], button, .btn {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #0f172a;
  color: var(--text);
  font-size: 14px;
}
input::placeholder { color: #6b7280; }
button { background: var(--accent); color:#0b1220; border: none; font-weight: 700; cursor: pointer; }
button.secondary, a.secondary { background:#111827; color: var(--text); border:1px solid var(--line); }
a.secondary { display:inline-block; text-align:center; }

.btn { display:inline-block; text-align:center; }
.btn-row { display:flex; gap:8px; flex-wrap:wrap; margin-top: 10px; }

.meta {
  display:flex; gap:10px; align-items:center; flex-wrap:wrap;
  margin-top:10px; color:var(--muted); font-size:12px;
}

/* -------- 목록 카드 -------- */
.grid { display:grid; grid-template-columns:1fr; gap:10px; margin-top:12px; }
@media (min-width:768px){ .grid{ grid-template-columns:1fr 1fr; } }

.item {
  background:#0f172a;
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px;
  display:flex; flex-direction:column; gap:8px;
}
.name { font-weight:700; font-size:16px; }
.addr { font-size:13px; color:var(--muted); }
.tel { display:inline-block; margin-top:4px; font-size:13px; }
.line { height:1px; background:var(--line); margin:12px 0; }

.tags { display:flex; flex-wrap:wrap; gap:6px; }
.tag {
  font-size:12px; background:var(--chip);
  border:1px solid var(--line);
  padding:4px 8px; border-radius:999px;
}

/* -------- 페이징 -------- */
.pager { display:flex; gap:6px; justify-content:center; margin:16px 0 8px; }
.pager a, .pager span { padding:8px 12px; border-radius:10px; border:1px solid var(--line); background:#0f172a; }
.pager .on { background:var(--accent); color:#0b1220; border:none; font-weight:700; }

/* -------- 브레드크럼 -------- */
.breadcrumb { margin:6px 0 12px; font-size:13px; color:var(--muted); }
.breadcrumb a { text-decoration: underline; }

/* -------- 상세 헤더 -------- */
.detail-head { display:flex; flex-direction:column; gap:8px; }
.detail-title { font-size:20px; font-weight:800; }
.detail-addr { font-size:13px; color:var(--muted); }
.detail-tags { display:flex; flex-wrap:wrap; gap:6px; margin-top:4px; }

/* -------- 상세 본문 2열 -------- */
.detail-grid { display:grid; grid-template-columns:1fr; gap:10px; margin:12px 0; }
@media (min-width:900px){ .detail-grid{ grid-template-columns:1fr 1fr; } }

/* -------- Key-Value 표 -------- */
.kv {
  display:grid;
  grid-template-columns: minmax(110px, 35%) 1fr; /* 라벨 / 값 */
  gap:10px; padding:8px 0; border-bottom:1px dashed var(--line);
}
.kv div:first-child { color:var(--muted); font-size:13px; white-space:nowrap; }
.kv div:last-child  { font-size:14px; line-height:1.6; word-break:break-word; }
.section-title { font-weight:800; margin-bottom:8px; }
.subsection   { margin:12px 0 6px; font-weight:700; }

/* -------- 관련 병원 그리드 -------- */
.rel-grid { display:grid; grid-template-columns:1fr; gap:8px; margin-top:10px; }
@media (min-width:768px){ .rel-grid{ grid-template-columns:1fr 1fr 1fr; } }
.rel-item { border:1px solid var(--line); background:#0f172a; border-radius:10px; padding:10px; display:block; }
.rel-name { font-weight:700; font-size:14px; margin-bottom:4px; }
.rel-addr { font-size:12px; color:var(--muted); }

/* -------- 공통 -------- */
.muted { color:var(--muted); }
.empty {
  margin: 12px 0;
  padding: 24px;
  text-align: center;
  color: var(--muted);
  background: #0f172a;
  border: 1px dashed var(--line);
  border-radius: 14px;
}
code {
  background: #0f172a;
  border: 1px solid var(--line);
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 12px;
}

/* -------- 푸터 -------- */
.footer{
  margin-top:16px; padding:18px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:14px;
  font-size:13px; color:var(--muted);
}
.footer .links{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:6px; }
.footer .links a{ text-decoration: underline; }
.footer .dot{ color:var(--line); }
.footer .copy{ opacity:.9; }

/* 접근성: 포커스 표시 */
a:focus, button:focus, select:focus, input:focus, .btn:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* 작은 화면 최적화 */
@media (max-width:480px){
  .nav .brand a { font-size:16px; }
  .name { font-size:15px; }
  .detail-title { font-size:18px; }
}

/* === THEME SUPPORT === */
:root{
  /* 새 변수(기존 영향 없음) */
  --surface:#0f172a;   /* 카드/컨트롤 내부 배경 */
  --on-accent:#0b1220; /* 포커스/버튼의 글자색 */
}

/* 시스템이 Light일 때 자동 전환 */
@media (prefers-color-scheme: light){
  :root{
    --bg:#f7f8fa;
    --card:#ffffff;
    --chip:#f3f4f6;
    --line:#e5e7eb;
    --muted:#6b7280;
    --text:#111827;
    --accent:#2563eb;
    --surface:#ffffff;
    --on-accent:#ffffff;
  }
}

/* 수동 강제(하단 토글에서 설정 시) */
:root[data-theme="dark"]{
  --bg:#0b0f14;
  --card:#111827;
  --chip:#1f2937;
  --line:#1f2937;
  --muted:#9ca3af;
  --text:#e5e7eb;
  --accent:#60a5fa;
  --surface:#0f172a;
  --on-accent:#0b1220;
  color-scheme: dark;
}
:root[data-theme="light"]{
  --bg:#f7f8fa;
  --card:#ffffff;
  --chip:#f3f4f6;
  --line:#e5e7eb;
  --muted:#6b7280;
  --text:#111827;
  --accent:#2563eb;
  --surface:#ffffff;
  --on-accent:#ffffff;
  color-scheme: light;
}

/* 폼/스크롤바 등 UA 컴포넌트도 테마에 맞추기 */
html{ color-scheme: light dark; }

/* 하단 테마 스위처 UI */
.theme-switcher{ display:flex; gap:8px; align-items:center; margin-top:10px; flex-wrap:wrap; }
.theme-switcher .btn-chip{
  padding:6px 10px; border-radius:999px; border:1px solid var(--line);
  background: var(--chip); color: var(--text); font-size:12px; cursor:pointer;
}
.theme-switcher .btn-chip.on{
  background: var(--accent); color: var(--on-accent); border:none; font-weight:700;
}