:root {
  --ink: #172b3a;
  --muted: #6b7785;
  --line: #dce6f0;
  --paper: #f8fafc;
  --surface: #ffffff;
  --primary: #1769e0;
  --primary-strong: #124a91;
  --primary-soft: #eaf3ff;
  --accent: #63d6c5;
  --parking-green: #155b40;
  --parking-soft: #e9f5ed;
  --amber: #fff4d7;
  --shadow: 0 16px 42px rgba(31, 73, 125, .09);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { color-scheme: light; scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 92% 2%, rgba(99, 214, 197, .18), transparent 28rem),
    var(--paper);
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button, .btn, a { -webkit-tap-highlight-color: transparent; }
.btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid rgba(23,105,224,.32); outline-offset: 3px; }
.skip { position: fixed; left: 1rem; top: -4rem; z-index: 100; background: #fff; padding: .7rem 1rem; border-radius: .7rem; }
.skip:focus { top: 1rem; }
.shell { width: min(1120px, calc(100% - 32px)); margin-inline: auto; }

.header { position: relative; z-index: 10; border-bottom: 1px solid rgba(23,105,224,.1); background: rgba(248,250,252,.9); backdrop-filter: blur(16px); }
.header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 850; text-decoration: none; letter-spacing: -.04em; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px 10px 10px 3px; background: var(--primary); color: #fff; font-size: 14px; box-shadow: 0 8px 18px rgba(23,105,224,.2); }
.topnav { display: flex; align-items: center; gap: 20px; font-size: 14px; font-weight: 720; }
.topnav a { text-decoration: none; }
.service-switch { display: inline-flex; align-items: center; gap: 7px; color: var(--parking-green); }
.service-switch::before { content: "P"; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 7px; background: var(--parking-soft); font-size: 11px; }

.install-wrap { padding-top: 14px; }
.install-banner { position: relative; display: grid; grid-template-columns: 42px 1fr auto; gap: 12px; align-items: start; padding: 16px; border: 1px solid #cbdcf5; border-radius: 18px; background: linear-gradient(130deg, #edf5ff, #f2fbfa); box-shadow: 0 12px 30px rgba(23,105,224,.08); }
.install-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 13px 13px 13px 4px; background: var(--primary); color: #fff; font-weight: 900; }
.install-copy strong { display: block; font-size: 15px; line-height: 1.3; }
.install-copy p { margin: 3px 0 9px; color: var(--muted); font-size: 13px; }
.install-cta { border: 0; border-radius: 999px; padding: 8px 12px; background: var(--primary); color: #fff; font-size: 13px; font-weight: 800; }
.install-close { border: 0; background: transparent; color: var(--muted); font-size: 22px; line-height: 1; padding: 0 2px; }

.hero { padding: 64px 0 28px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--primary-strong); font-size: 12px; font-weight: 850; letter-spacing: .12em; }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--accent); }
.hero h1 { max-width: 720px; margin: 15px 0 12px; font-size: clamp(38px, 6vw, 68px); line-height: 1.06; letter-spacing: -.065em; }
.hero h1 em { color: var(--primary); font-style: normal; }
.intro { max-width: 580px; margin: 0; color: var(--muted); font-size: 18px; }

.search-panel { margin-top: 30px; padding: 16px; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.94); box-shadow: var(--shadow); }
.search-row { display: grid; grid-template-columns: 1fr auto auto; gap: 10px; }
.search-input { position: relative; }
.search-input svg { position: absolute; left: 15px; top: 50%; width: 20px; transform: translateY(-50%); color: var(--primary); }
.search-input input { width: 100%; min-height: 54px; padding: 0 16px 0 45px; border: 1px solid var(--line); border-radius: 15px; color: var(--ink); background: #fff; outline: none; }
.search-input input:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(23,105,224,.1); }
.btn { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 7px; border: 1px solid var(--line); border-radius: 14px; padding: 0 16px; color: var(--ink); background: #fff; font-weight: 800; text-decoration: none; cursor: pointer; }
.btn svg { width: 19px; }
.btn.primary { border-color: var(--primary); background: var(--primary); color: #fff; }
.btn.soft { border-color: transparent; background: var(--primary-soft); color: var(--primary-strong); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.filter { position: relative; }
.filter input { position: absolute; opacity: 0; pointer-events: none; }
.filter span, .select-chip { min-height: 44px; display: inline-flex; align-items: center; padding: 0 13px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: #fff; font-size: 13px; font-weight: 760; }
.filter input:checked + span { border-color: #a9c7f2; color: var(--primary-strong); background: var(--primary-soft); }
.filter input:focus-visible + span { outline: 3px solid rgba(23,105,224,.32); outline-offset: 3px; }
.select-chip { padding-right: 8px; }
.select-chip select { max-width: 190px; border: 0; color: inherit; background: transparent; font-size: inherit; font-weight: inherit; }
.select-chip:has(select:disabled) { opacity: .55; }
.status { margin: 12px 2px 0; color: var(--muted); font-size: 14px; line-height: 1.65; }

.facts-strip { display: grid; grid-template-columns: repeat(3, 1fr); margin: 22px 0 8px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.72); overflow: hidden; }
.fact { padding: 18px 20px; }
.fact + .fact { border-left: 1px solid var(--line); }
.fact strong { display: block; font-size: 21px; letter-spacing: -.035em; }
.fact span { color: var(--muted); font-size: 12px; }

.section { padding: 38px 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 18px; }
.section h2, .section-head h2 { margin: 0; font-size: 26px; letter-spacing: -.045em; }
.section-head p, .section > p { margin: 5px 0 0; color: var(--muted); }
.text-link { color: var(--primary); font-weight: 800; text-decoration: none; }
.region-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; }
.region-card { min-height: 92px; display: flex; flex-direction: column; justify-content: space-between; padding: 15px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); text-decoration: none; transition: transform .15s ease, box-shadow .15s ease; }
.region-card:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(31,73,125,.08); }
.region-card strong { font-size: 17px; }
.region-card span { color: var(--muted); font-size: 12px; }

.notice-band { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; margin: 24px 0 60px; padding: 24px; border-radius: 22px; background: var(--ink); color: #fff; }
.notice-band h2 { margin: 0 0 5px; font-size: 20px; }
.notice-band p { margin: 0; color: #cbd8d3; font-size: 14px; }
.notice-band .btn { border-color: rgba(255,255,255,.18); color: #fff; background: rgba(255,255,255,.08); }

.page-heading { padding: 38px 0 12px; }
.breadcrumbs { margin-bottom: 15px; color: var(--muted); font-size: 13px; }
.breadcrumbs a { text-decoration: none; }
.page-heading h1 { margin: 0; font-size: clamp(31px, 5vw, 50px); line-height: 1.1; letter-spacing: -.055em; }
.page-heading p { margin: 9px 0 0; color: var(--muted); }
.result-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 24px 0 14px; }
.result-toolbar h2 { margin: 0; font-size: 20px; letter-spacing: -.035em; }
.sort { border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; color: var(--ink); background: #fff; font-size: 13px; font-weight: 700; }
.results { display: grid; gap: 12px; }
.station-card { display: grid; grid-template-columns: 1fr auto; gap: 18px; padding: 20px; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: 0 7px 22px rgba(31,73,125,.045); }
.station-card h3 { margin: 0 0 5px; font-size: 19px; letter-spacing: -.035em; }
.station-card h3 a { text-decoration: none; }
.meta { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.connector-line { margin: 10px 0 0; color: var(--muted); font-size: 12px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 13px; }
.tag { display: inline-flex; align-items: center; min-height: 28px; padding: 0 9px; border-radius: 999px; background: var(--primary-soft); color: var(--primary-strong); font-size: 12px; font-weight: 820; }
.tag.neutral { background: #f1f4f8; color: #596775; }
.tag.warn { background: var(--amber); color: #745612; }
.station-stat { min-width: 104px; text-align: right; }
.station-stat strong { display: block; color: var(--primary); font-size: 22px; letter-spacing: -.04em; }
.station-stat span { display: block; color: var(--muted); font-size: 11px; }
.card-link { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; padding-top: 13px; border-top: 1px solid #edf1f6; color: var(--muted); font-size: 13px; text-decoration: none; }
.card-link b { color: var(--primary); }
.empty { display: none; padding: 36px; border: 1px dashed #b9c8d8; border-radius: 18px; text-align: center; background: #fff; }
.empty:not([hidden]) { display: block; }
.load-more { min-width: 180px; margin: 18px auto 0; }

.detail-layout { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr); gap: 18px; padding: 16px 0 60px; }
.detail-main { grid-column: 1; }
.detail-aside { grid-column: 2; grid-row: 1 / span 2; align-self: start; }
.detail-source { grid-column: 1; }
.box { padding: 24px; border: 1px solid var(--line); border-radius: 22px; background: #fff; }
.box + .box { margin-top: 14px; }
.box h2 { margin: 0 0 16px; font-size: 20px; letter-spacing: -.035em; }
.box h3 { margin: 18px 0 5px; font-size: 16px; }
.box h3:first-child { margin-top: 0; }
.key-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.key-summary div { padding: 16px 12px; border-radius: 15px; background: #f3f7fd; }
.key-summary strong { display: block; font-size: 18px; }
.key-summary span { color: var(--muted); font-size: 11px; }
.data-list { margin: 0; }
.data-row { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 12px 0; border-bottom: 1px solid #edf1f6; }
.data-row:last-child { border-bottom: 0; }
.data-row dt { color: var(--muted); font-size: 13px; }
.data-row dd { margin: 0; font-weight: 680; }
.charger-list { display: grid; gap: 8px; }
.charger-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 13px 14px; border: 1px solid #e5edf6; border-radius: 14px; background: #f8fbff; }
.charger-row strong, .charger-row span { display: block; }
.charger-row strong { font-size: 14px; }
.charger-row span { margin-top: 2px; color: var(--muted); font-size: 12px; }
.charger-row b { flex: none; color: var(--primary); font-size: 14px; }
.actions { display: grid; gap: 9px; }
.actions .btn { width: 100%; }
.caution { padding: 14px 15px; border-radius: 14px; background: var(--amber); color: #674f19; font-size: 13px; }
.link-card { display: block; padding: 16px; border: 1px solid #c9daf2; border-radius: 16px; background: var(--primary-soft); text-decoration: none; }
.link-card strong { display: block; margin-bottom: 3px; }
.link-card span { color: var(--muted); font-size: 13px; }
.source-line { color: var(--muted); font-size: 13px; line-height: 1.65; }

.footer { padding: 30px 0 42px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 12px; }
.footer strong { color: var(--ink); }
.footer a { color: inherit; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
[hidden] { display: none !important; }

@media (max-width: 760px) {
  .shell { width: min(100% - 28px, 680px); }
  .header-inner { min-height: 60px; }
  .brand { font-size: 15px; }
  .brand-mark { width: 30px; height: 30px; border-radius: 9px 9px 9px 3px; }
  .topnav > a:not(.service-switch), .topnav .optional { display: none; }
  .service-switch { font-size: 12px; }
  .hero { padding: 44px 0 20px; }
  .hero h1 { margin-top: 12px; font-size: 42px; }
  .intro { font-size: 16px; }
  .search-panel { margin-top: 24px; padding: 12px; border-radius: 20px; }
  .search-row { grid-template-columns: 1fr auto; }
  .search-row .geo { grid-column: 1 / -1; }
  .search-input input { min-height: 50px; font-size: 15px; }
  .btn { min-height: 46px; padding-inline: 14px; }
  .facts-strip { grid-template-columns: 1fr 1fr; }
  .fact { padding: 14px; }
  .fact:nth-child(3) { display: block; grid-column: 1 / -1; border-top: 1px solid var(--line); border-left: 0; padding-block: 10px; }
  .fact + .fact { border-left: 1px solid var(--line); }
  .region-grid { grid-template-columns: repeat(3, 1fr); }
  .region-card { min-height: 78px; padding: 12px; }
  .region-card strong { font-size: 15px; }
  .section { padding: 30px 0; }
  .section h2, .section-head h2 { font-size: 22px; }
  .section-head { align-items: start; }
  .notice-band { grid-template-columns: 1fr; margin-bottom: 38px; }
  .notice-band .btn { width: 100%; }
  .page-heading { padding-top: 28px; }
  .search-panel.compact { margin-top: 18px; }
  .result-toolbar { align-items: end; }
  .result-toolbar h2 { font-size: 18px; }
  .sort { max-width: 132px; }
  .station-card { gap: 10px; padding: 17px; border-radius: 18px; }
  .station-card h3 { font-size: 17px; }
  .station-stat { min-width: 78px; }
  .station-stat strong { font-size: 19px; }
  .detail-layout { grid-template-columns: 1fr; gap: 14px; }
  .detail-main, .detail-aside, .detail-source { grid-column: 1; grid-row: auto; }
  .box { padding: 19px; border-radius: 19px; }
  .key-summary { grid-template-columns: repeat(3, 1fr); }
  .key-summary div { padding: 13px 9px; }
  .key-summary strong { font-size: 16px; }
  .data-row { grid-template-columns: 92px 1fr; gap: 10px; }
  .footer-top { align-items: start; flex-direction: column; }
}

@media (max-width: 390px) {
  .hero h1 { font-size: 38px; }
  .service-switch::before { display: none; }
  .region-grid { grid-template-columns: repeat(3, 1fr); }
  .station-stat { min-width: 70px; }
}