:root {
  --bg: #06181c;
  --bg-2: #0a1e23;
  --ink: #e7f0ee;
  --ink-soft: #c4d3cf;
  --muted: #8aa6a1;
  --line: #1d3338;
  --line-soft: #14282c;
  --accent: #f4a47a;
  --accent-deep: #c97a52;
  --teal: #5fb5a3;

  --font-sans: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  --font-serif: "Cormorant Garamond", "Apple SD Gothic Neo", "Nanum Myeongjo", "Noto Serif KR", Georgia, serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 6%, rgba(95, 181, 163, 0.06), transparent 30%),
    radial-gradient(circle at 88% 92%, rgba(244, 164, 122, 0.05), transparent 36%),
    var(--bg);
}

a { color: inherit; }

h1, h2, h3, p, blockquote, ul { margin: 0; padding: 0; }
ul { list-style: none; }

/* ─── 상단바 ─── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px clamp(20px, 4vw, 56px);
  background: rgba(6, 24, 28, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}

.back-link {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-soft);
  transition: color 0.2s;
}
.back-link:hover { color: var(--accent); }

.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ─── 도록 컨테이너 ─── */
.catalogue {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(40px, 8vw, 96px) clamp(20px, 5vw, 64px) 0;
}

/* ─── 타이틀 펼침 ─── */
.title-spread {
  padding: clamp(60px, 12vw, 140px) 0 clamp(48px, 9vw, 110px);
  border-bottom: 1px solid var(--line-soft);
  text-align: left;
}

.kicker {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 28px;
}

h1 {
  font-family: var(--font-serif);
  font-size: clamp(44px, 7.2vw, 84px);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.005em;
  color: var(--ink);
  margin-bottom: 16px;
}

.subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(19px, 1.9vw, 24px);
  font-weight: 400;
  color: var(--ink-soft);
  letter-spacing: 0.005em;
  margin-bottom: clamp(36px, 5vw, 56px);
}

.lead {
  font-family: var(--font-serif);
  font-size: clamp(16px, 1.5vw, 18px);
  font-weight: 400;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 600px;
}

/* ─── 펼침 공통 ─── */
.spread {
  padding: clamp(60px, 10vw, 120px) 0;
  border-bottom: 1px solid var(--line-soft);
}
.spread:last-of-type { border-bottom: 0; }

.spread-header {
  margin-bottom: clamp(40px, 6vw, 72px);
  max-width: 720px;
}

.spread-eyebrow {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}

.spread-title {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4.6vw, 52px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.005em;
  margin-bottom: 20px;
}

.spread-deck {
  font-family: var(--font-serif);
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 560px;
}

/* ─── 호흡 도형 그리드 ─── */
.breath-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(20px, 3vw, 44px);
  margin: clamp(20px, 4vw, 40px) 0 clamp(48px, 7vw, 80px);
}

.breath-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.breath-svg {
  width: 100%;
  max-width: 240px;
  aspect-ratio: 1;
  display: block;
  margin-bottom: 22px;
}

.breath-name {
  font-family: var(--font-serif);
  font-size: clamp(21px, 2vw, 24px);
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--ink);
  margin-bottom: 4px;
}

.breath-region {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.breath-range {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.03em;
  font-weight: 500;
  margin-bottom: 12px;
}

.breath-range strong {
  font-family: var(--font-serif);
  font-size: clamp(18px, 1.7vw, 21px);
  font-weight: 500;
  margin-right: 4px;
}

.breath-tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-soft);
  margin-bottom: 8px;
  max-width: 200px;
}

.breath-short {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 220px;
}

/* ─── 큐레이터 인용 ─── */
.curator-quote {
  max-width: 760px;
  margin: clamp(30px, 5vw, 56px) auto 0;
  padding: 0 clamp(16px, 4vw, 36px);
  border-left: 1px solid var(--accent);
  border-left-width: 1px;
  padding-left: clamp(20px, 3vw, 32px);
}

.curator-quote blockquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(19px, 1.9vw, 22px);
  font-weight: 400;
  line-height: 1.55;
  color: var(--ink);
  letter-spacing: 0.005em;
}

/* ─── 수온 차트 ─── */
.warming-canvas-wrap {
  position: relative;
  width: 100%;
  margin: clamp(20px, 4vw, 40px) 0 clamp(20px, 4vw, 40px);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: clamp(24px, 4vw, 48px) clamp(20px, 3vw, 32px) clamp(16px, 3vw, 28px);
}

#warmingChart {
  display: block;
  width: 100%;
  height: auto;
}

.warming-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}

.legend-item.highlight {
  color: var(--accent);
}

.legend-swatch {
  width: 22px;
  height: 2px;
  background: var(--muted);
}

.legend-item.highlight .legend-swatch {
  background: var(--accent);
  height: 3px;
}

.legend-delta {
  font-family: var(--font-serif);
  font-size: 14px;
  font-style: italic;
  opacity: 0.8;
}

/* ─── 노트 펼침 ─── */
.long-note {
  max-width: 720px;
  margin-bottom: clamp(40px, 6vw, 64px);
}

.long-note p {
  font-family: var(--font-serif);
  font-size: clamp(16px, 1.45vw, 17.5px);
  line-height: 1.8;
  color: var(--ink-soft);
  margin-bottom: 20px;
}

.long-note p:last-child { margin-bottom: 0; }

.data-source {
  max-width: 720px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.source-eyebrow {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.data-source ul {
  margin-bottom: 18px;
}

.data-source li {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.data-source a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s, border-color 0.2s;
}
.data-source a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.disclaimer {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  margin-top: 14px;
  font-style: italic;
}

/* ─── 푸터 ─── */
.site-footer {
  max-width: 1180px;
  margin: 0 auto;
  padding: 44px clamp(20px, 5vw, 64px) 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.03em;
  border-top: 1px solid var(--line-soft);
}

.site-footer div {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.site-footer strong {
  color: var(--ink);
  font-weight: 600;
}

.site-footer a {
  text-decoration: none;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  transition: color 0.2s, border-color 0.2s;
}

.site-footer a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ─── 데이터 스탬프 (상단바 우측) ─── */
.data-stamp {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
  font-weight: 600;
}

/* ─── 4 해역 카드 그리드 ─── */
.region-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(18px, 2vw, 28px);
  margin: clamp(20px, 4vw, 36px) 0 clamp(40px, 6vw, 72px);
}

.region-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: clamp(22px, 3vw, 32px) clamp(16px, 2vw, 22px);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  cursor: pointer;
  text-align: center;
  color: inherit;
  font: inherit;
  transition: border-color 0.25s, transform 0.25s, background 0.25s;
}

.region-card:hover,
.region-card:focus-visible {
  border-color: var(--accent);
  transform: translateY(-2px);
  outline: none;
  background: rgba(244, 164, 122, 0.04);
}

.region-card .region-svg {
  width: 100%;
  max-width: 200px;
  aspect-ratio: 1;
  display: block;
  margin-bottom: 18px;
}

.region-card .region-name {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.2vw, 26px);
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--ink);
  margin-bottom: 2px;
}

.region-card .region-subtitle {
  font-style: italic;
  font-family: var(--font-serif);
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 14px;
}

.region-card .region-stations-count {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.region-card .region-lead {
  font-family: var(--font-serif);
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 220px;
}

.region-card .region-cta {
  margin-top: 16px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

.region-card:hover .region-cta,
.region-card:focus-visible .region-cta {
  color: var(--accent);
}

/* ─── 해류 인포그래픽 ─── */
.currents-canvas-wrap {
  position: relative;
  width: 100%;
  margin: clamp(20px, 4vw, 36px) 0 clamp(28px, 5vw, 48px);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: clamp(28px, 4vw, 48px) clamp(20px, 3vw, 36px) clamp(20px, 3vw, 28px);
}

#currentsMap {
  display: block;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  height: auto;
}

.currents-legend {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.legend-current {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.legend-current-swatch {
  flex: 0 0 22px;
  height: 2px;
  margin-top: 8px;
}

.legend-current.warm .legend-current-swatch { background: var(--accent); }
.legend-current.cold .legend-current-swatch { background: #6fb5d6; }
.legend-current.warm-weak .legend-current-swatch {
  background: linear-gradient(90deg, var(--accent) 30%, transparent 60%);
}

.legend-current-text {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-soft);
}

.legend-current-text strong {
  display: block;
  font-weight: 500;
  color: var(--ink);
  font-size: 14px;
  margin-bottom: 2px;
}

/* ─── 동해 데워짐 3 이유 ─── */
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 24px);
  margin: clamp(28px, 5vw, 56px) 0 clamp(28px, 5vw, 48px);
}

.reason-card {
  padding: clamp(20px, 2.5vw, 28px);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent);
  border-radius: 0 4px 4px 0;
}

.reason-num {
  font-family: var(--font-serif);
  font-size: 36px;
  color: var(--accent);
  font-style: italic;
  line-height: 1;
  margin-bottom: 10px;
  font-weight: 400;
}

.reason-title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.3;
  margin-bottom: 10px;
}

.reason-body {
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-soft);
}

/* ─── 해수면 차트 ─── */
.sealevel-canvas-wrap {
  position: relative;
  width: 100%;
  margin: clamp(20px, 4vw, 36px) 0 clamp(20px, 3vw, 28px);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: clamp(24px, 4vw, 44px) clamp(20px, 3vw, 32px) clamp(16px, 3vw, 28px);
}

#sealevelChart {
  display: block;
  width: 100%;
  height: auto;
}

.sealevel-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13px;
}

/* ─── 모달 ─── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: stretch;
  justify-content: center;
}

.modal[hidden] { display: none; }

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(3, 12, 14, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
  animation: fadeIn 0.25s ease;
}

.modal-card {
  position: relative;
  width: min(1080px, 100%);
  margin: clamp(20px, 4vw, 56px) auto;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - clamp(40px, 8vw, 112px));
  overflow: hidden;
  z-index: 1;
  animation: slideUp 0.32s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-header {
  position: relative;
  padding: clamp(28px, 4vw, 44px) clamp(28px, 4vw, 48px) clamp(20px, 3vw, 30px);
  border-bottom: 1px solid var(--line);
}

.modal-eyebrow {
  font-size: 11px;
  letter-spacing: 0.24em;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 400;
  line-height: 1.05;
  margin-bottom: 14px;
  letter-spacing: -0.005em;
}

.modal-deck {
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 580px;
}

.modal-close {
  position: absolute;
  top: clamp(18px, 2.5vw, 28px);
  right: clamp(18px, 2.5vw, 28px);
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink-soft);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.modal-close:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.modal-body {
  padding: clamp(24px, 4vw, 40px) clamp(28px, 4vw, 48px) clamp(28px, 4vw, 44px);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: clamp(28px, 4vw, 44px);
}

.modal-section-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.22em;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 18px;
}

/* 모달 안의 관측소 띠 */
.station-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: clamp(12px, 1.5vw, 18px);
}

.station-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 12px 14px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  cursor: pointer;
  color: inherit;
  font: inherit;
  transition: border-color 0.2s, background 0.2s;
}

.station-chip:hover,
.station-chip:focus-visible,
.station-chip.active {
  border-color: var(--accent);
  outline: none;
  background: rgba(244, 164, 122, 0.04);
}

.station-chip .chip-svg {
  width: 92px;
  height: 92px;
  display: block;
  margin-bottom: 10px;
}

.station-chip .chip-name {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 2px;
}

.station-chip .chip-range {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.station-chip.active .chip-range {
  color: var(--accent);
}

/* 관측소 상세 */
.detail-header {
  margin-bottom: 24px;
}

.detail-eyebrow {
  font-size: 11px;
  letter-spacing: 0.22em;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 10px;
}

.detail-title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 2.6vw, 30px);
  font-weight: 400;
  margin-bottom: 6px;
  letter-spacing: -0.005em;
}

.detail-meta {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.5;
}

.detail-charts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(18px, 2.5vw, 32px);
  margin-bottom: 26px;
}

.detail-chart {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 18px 18px 14px;
}

.detail-chart-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.detail-chart svg {
  display: block;
  width: 100%;
  height: auto;
}

.season-notes {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.season-note {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 14px 14px;
}

.season-note-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
  display: block;
}

.season-note-body {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-soft);
}

.modal.is-open {
  overflow: hidden;
}
body.modal-open {
  overflow: hidden;
}

/* ─── 조차 리듬: 해역 카드 위상 ─── */
.region-tide-phase {
  width: 100%;
  margin: 2px 0 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
}

.phase-spark {
  width: 100%;
  max-width: 200px;
  height: 46px;
  display: block;
}

.phase-label {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.phase-arrow {
  font-size: 13px;
  font-weight: 700;
}
.phase-arrow.up { color: var(--accent); }
.phase-arrow.down { color: var(--teal); }

.phase-sub {
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.01em;
}

/* ─── 조차 리듬: 모달 섹션 ─── */
.tide-rhythm {
  margin-bottom: 26px;
}

.tide-phase-status {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 22px;
  margin-bottom: 16px;
}

.phase-main {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 500;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.phase-main .phase-arrow { font-size: 0.85em; }

.phase-detail {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  font-size: 13px;
  color: var(--muted);
}
.phase-detail strong {
  color: var(--ink-soft);
  font-weight: 600;
}

.tide-trend-wrap {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 16px 16px 10px;
  margin-bottom: 18px;
}

#tideTrendChart {
  display: block;
  width: 100%;
  height: auto;
}

.tide-compare {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(10px, 1.6vw, 20px);
}

.compare-shape {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 8px 10px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
}
.compare-shape.is-today {
  border-color: var(--accent);
  background: rgba(244, 164, 122, 0.04);
}
.compare-shape svg {
  width: 86px;
  height: 86px;
  display: block;
  margin-bottom: 8px;
}
.compare-shape figcaption {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.compare-label {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.compare-shape.is-today .compare-label { color: var(--accent); }
.compare-range {
  font-family: var(--font-serif);
  font-size: 15px;
  color: var(--ink-soft);
}

/* ─── 반응형 ─── */
@media (max-width: 900px) {
  .breath-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px 24px;
  }
  .region-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 20px;
  }
  .reasons-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .detail-charts {
    grid-template-columns: 1fr;
  }
  .season-notes {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .topbar {
    padding: 14px 18px;
    gap: 10px;
  }
  .data-stamp {
    font-size: 10px;
    letter-spacing: 0.12em;
  }
  .catalogue {
    padding: 36px 20px 0;
  }
  .breath-grid,
  .region-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .breath-svg {
    max-width: 220px;
  }
  .warming-canvas-wrap,
  .sealevel-canvas-wrap,
  .currents-canvas-wrap {
    padding: 16px 6px;
  }
  .detail-chart {
    padding: 14px 8px 12px;
  }
  .currents-legend {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .station-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .station-chip .chip-svg {
    width: 80px;
    height: 80px;
  }
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    padding: 36px 20px 44px;
  }
  .curator-quote {
    padding-left: 18px;
  }
  .modal-card {
    margin: 0;
    max-height: 100vh;
    border-radius: 0;
    border-left: 0;
    border-right: 0;
  }
  .modal-body {
    padding: 24px 20px 32px;
  }
  .modal-header {
    padding: 24px 20px 18px;
  }
  .season-notes {
    grid-template-columns: 1fr;
  }
  .compare-shape svg {
    width: 64px;
    height: 64px;
  }
  .tide-trend-wrap {
    padding: 12px 8px 8px;
  }
  .phase-detail {
    font-size: 12px;
  }
}