/* style.css — 2410 GOLDEN_HOUR
 * DesignKit Line(kit-lineart) 변형 · 평면 · 1px 헤어라인 · 여백 중심 · 단색 앰버 액센트.
 * 무드: notion.so(에디토리얼) · 기능 레퍼런스: timeanddate.com. 그라디언트/글래스/글로우/다색 없음.
 */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg); color: var(--ink);
  line-height: 1.6; font-size: 16px;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
b, strong { font-weight: 700; }
.mono { font-family: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace; }
.sr-only, .sr-title { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ── layout ── */
.wrap { width: 100%; max-width: 1560px; margin: 0 auto; padding: 0 20px; }
.page { padding-top: 26px; padding-bottom: 56px; }
main { min-height: 62vh; }

/* ── header ── */
.site-header { border-bottom: 1px solid var(--line); background: var(--bg); position: sticky; top: 0; z-index: 40; }
.header-inner { max-width: 1560px; margin: 0 auto; padding: 12px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-badge { width: 34px; height: 34px; border: 1px solid var(--line-2); border-radius: 50%; display: grid; place-items: center; color: var(--accent); background: var(--accent-soft); }
.brand-badge svg { width: 18px; height: 18px; }
.brand-txt { display: flex; flex-direction: column; line-height: 1.05; }
.brand-txt b { font-size: 16px; letter-spacing: -.02em; font-weight: 800; }
.brand-txt small { font-size: 10px; letter-spacing: .18em; color: var(--ink-3); font-weight: 600; }
.nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.nav > a { padding: 7px 11px; font-size: 14px; font-weight: 600; color: var(--ink-2); border-radius: 8px; }
.nav > a:hover { color: var(--ink); background: var(--surface-2); }
.lang-select { font-family: inherit; font-size: 13px; font-weight: 600; color: var(--ink-2); background: var(--surface); border: 1px solid var(--line-2); border-radius: 8px; padding: 6px 8px; cursor: pointer; }
.icon-toggle { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--line-2); background: var(--surface); border-radius: 8px; color: var(--ink-2); cursor: pointer; }
.icon-toggle:hover { color: var(--accent); border-color: var(--accent); }
.icon-toggle svg { width: 17px; height: 17px; }
@media (max-width: 640px) {
  .brand-txt small { display: none; }
  .nav > a { padding: 6px 8px; font-size: 13px; }
}

/* ── footer ── */
.site-footer { border-top: 1px solid var(--line); margin-top: 30px; padding: 26px 20px 40px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 6px 18px; justify-content: center; margin-bottom: 14px; }
.footer-links a { font-size: 13px; font-weight: 600; color: var(--ink-2); }
.footer-links a:hover { color: var(--accent); }
.footer-base { text-align: center; font-size: 12px; color: var(--ink-3); }

/* ── headings / prose ── */
.page-head { max-width: 1140px; margin: 0 auto 22px; }
.page-head h1 { font-size: 1.75rem; letter-spacing: -.02em; line-height: 1.2; margin: 8px 0 6px; }
.page-head p { color: var(--ink-2); font-size: 15px; }
.eyebrow { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--accent-ink); }
.eyebrow svg { width: 14px; height: 14px; }
.prose { max-width: 1140px; margin: 0 auto; }
.prose section { margin-bottom: 26px; }
.prose h2 { font-size: 1.2rem; margin: 10px 0 12px; display: flex; align-items: center; gap: 7px; letter-spacing: -.01em; }
.prose h2 svg { width: 18px; height: 18px; color: var(--accent); }
.prose p { color: var(--ink-2); margin-bottom: 12px; }
.prose ul, .prose ol { margin: 0 0 14px 20px; color: var(--ink-2); }
.prose li { margin-bottom: 6px; }
.prose blockquote { border-left: 3px solid var(--accent); background: var(--surface-2); padding: 12px 16px; margin: 0 0 14px; color: var(--ink-2); border-radius: 0 6px 6px 0; }
.prose code { font-family: 'JetBrains Mono', monospace; font-size: .88em; background: var(--surface-2); padding: 2px 6px; border-radius: 5px; }

/* ── feature grid / faq (about) ── */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.feature { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; background: var(--surface); }
.feature .fi { width: 26px; height: 26px; border-radius: 6px; background: var(--accent-soft); color: var(--accent-ink); display: grid; place-items: center; margin-bottom: 10px; }
.feature .fi svg { width: 15px; height: 15px; }
.feature h4 { font-size: 15px; margin-bottom: 5px; }
.feature p { font-size: 13.5px; color: var(--ink-2); }
.faq-item { border-top: 1px solid var(--line); padding: 14px 0; }
.faq-item h4 { font-size: 15px; margin-bottom: 5px; }
.faq-item p { font-size: 14px; color: var(--ink-2); }

/* ── card grid (hubs) ── */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; max-width: 1470px; margin: 0 auto; }
.link-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 15px 16px; background: var(--surface); transition: border-color .15s; }
.link-card:hover { border-color: var(--accent); }
.lc-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 3px; }
.lc-top h3 { font-size: 15px; font-weight: 700; letter-spacing: -.01em; }
.lc-off { font-size: 12px; font-weight: 700; color: var(--accent-ink); display: inline-flex; align-items: center; }
.lc-off svg { width: 15px; height: 15px; }
.link-card p { font-size: 13px; color: var(--ink-3); }

/* ── breadcrumb / pager ── */
.crumb { display: flex; align-items: center; gap: 4px; font-size: 13px; color: var(--ink-3); margin-bottom: 16px; flex-wrap: wrap; }
.crumb a { color: var(--ink-2); font-weight: 600; }
.crumb a:hover { color: var(--accent); }
.crumb svg { width: 13px; height: 13px; opacity: .6; }
.pager { display: flex; gap: 10px; max-width: 1140px; margin: 26px auto 0; }
.pager a { flex: 1; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; display: flex; flex-direction: column; font-size: 12px; color: var(--ink-3); background: var(--surface); }
.pager a.next { text-align: right; }
.pager a b { font-size: 14px; color: var(--ink); font-weight: 700; margin-top: 2px; }
.pager a:hover { border-color: var(--accent); }
.ch-pill { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink-2); border: 1px solid var(--line-2); border-radius: 999px; padding: 5px 12px; background: var(--surface); }
.ch-pill svg { width: 14px; height: 14px; color: var(--accent); }

/* ════════ SUN TOOL (index) ════════ */
.tool-main { padding-top: 22px; padding-bottom: 40px; }
.tool { max-width: 1140px; margin: 0 auto; border: 1px solid var(--line-2); border-radius: 14px; background: var(--surface); overflow: hidden; }
/* world map */
.map-wrap { padding: 14px 16px 10px; border-bottom: 1px solid var(--line); background: var(--surface-2); }
.world-map { width: 100%; }
.wm-svg { width: 100%; height: auto; display: block; }
.wm-land { fill: var(--line); stroke: var(--line-2); stroke-width: 0.25; }
.wm-dot { fill: var(--ink-3); opacity: .5; cursor: pointer; transition: r .1s ease, fill .1s ease, opacity .1s ease; }
.wm-dot:hover { fill: var(--accent); opacity: 1; r: 2.4; }
.wm-dot.sel { fill: var(--accent); opacity: 1; r: 2.8; stroke: var(--surface); stroke-width: 1; }
.wm-me { fill: var(--accent); stroke: var(--surface); stroke-width: 1; }
.map-hint { text-align: center; font-size: 12px; color: var(--ink-3); margin-top: 8px; }
:root[data-theme="night"] .wm-land { fill: var(--surface-2); stroke: var(--line-2); }

.tool-top { padding: 18px 20px; border-bottom: 1px solid var(--line); display: flex; flex-direction: column; gap: 14px; }
.loc-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.loc-btn { flex: 1 1 auto; min-width: 200px; display: flex; align-items: center; gap: 9px; border: 1px solid var(--line-2); background: var(--surface); border-radius: 10px; padding: 11px 14px; cursor: pointer; font: inherit; text-align: left; color: var(--ink); }
.loc-btn:hover { border-color: var(--accent); }
.loc-btn svg { width: 18px; height: 18px; color: var(--accent); flex-shrink: 0; }
.loc-btn .loc-name { font-weight: 700; }
.loc-btn .loc-sub { font-size: 12.5px; color: var(--ink-3); margin-left: auto; }
.geo-btn { display: inline-flex; align-items: center; gap: 7px; border: 1px solid var(--line-2); background: var(--surface); border-radius: 10px; padding: 11px 14px; cursor: pointer; font: inherit; font-weight: 600; font-size: 14px; color: var(--ink-2); }
.geo-btn:hover { border-color: var(--accent); color: var(--accent); }
.geo-btn svg { width: 16px; height: 16px; }
.latlng { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.latlng label { font-size: 12px; color: var(--ink-3); font-weight: 600; display: flex; flex-direction: column; gap: 3px; }
.latlng input { font: inherit; font-size: 14px; width: 110px; padding: 8px 10px; border: 1px solid var(--line-2); border-radius: 8px; background: var(--surface); color: var(--ink); }
.latlng input:focus { outline: none; border-color: var(--accent); }
.latlng .apply { align-self: flex-end; }
.mini-btn { border: 1px solid var(--line-2); background: var(--surface); border-radius: 8px; padding: 8px 12px; font: inherit; font-size: 13px; font-weight: 600; cursor: pointer; color: var(--ink-2); }
.mini-btn:hover { border-color: var(--accent); color: var(--accent); }
.disc { border: none; background: none; color: var(--ink-3); font: inherit; font-size: 13px; font-weight: 600; cursor: pointer; padding: 4px 0; }
.disc:hover { color: var(--accent); }

.date-nav { display: flex; align-items: center; justify-content: center; gap: 8px; }
.date-nav button { width: 34px; height: 34px; border: 1px solid var(--line-2); background: var(--surface); border-radius: 8px; display: grid; place-items: center; cursor: pointer; color: var(--ink-2); }
.date-nav button:hover { border-color: var(--accent); color: var(--accent); }
.date-nav button svg { width: 16px; height: 16px; }
.date-disp { min-width: 200px; text-align: center; }
.date-disp .dd-main { font-weight: 700; font-size: 15px; }
.date-disp .dd-sub { font-size: 12px; color: var(--ink-3); }
.date-disp input[type=date] { font: inherit; border: none; background: none; color: var(--ink); text-align: center; }
.today-btn { font-size: 12px; font-weight: 600; color: var(--accent); border: 1px solid var(--line-2); border-radius: 999px; padding: 3px 11px; background: var(--surface); cursor: pointer; }

/* result body */
.tool-body { padding: 20px; }
.sun-headline { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 20px; }
.sun-stat { flex: 1 1 130px; min-width: 130px; border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; text-align: center; background: var(--surface); }
.sun-stat .ss-ico { color: var(--accent); margin-bottom: 6px; }
.sun-stat .ss-ico svg { width: 20px; height: 20px; }
.sun-stat .ss-val { font-family: 'JetBrains Mono', monospace; font-size: 1.5rem; font-weight: 700; letter-spacing: -.01em; }
.sun-stat .ss-lbl { font-size: 11.5px; color: var(--ink-3); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; margin-top: 2px; }

/* timeline bar — 단색 앰버 계조 + 절제된 야간 뉴트럴 (다색 아님) */
.sun-timeline { margin: 6px 0 20px; }
.stl-bar { position: relative; height: 30px; border-radius: 8px; overflow: hidden; border: 1px solid var(--line); display: flex; }
.stl-seg { height: 100%; }
.stl-seg.night { background: var(--surface-2); }
.stl-seg.astro { background: color-mix(in srgb, var(--accent) 12%, var(--surface-2)); }
.stl-seg.nautical { background: color-mix(in srgb, var(--accent) 24%, var(--surface-2)); }
.stl-seg.civil { background: color-mix(in srgb, var(--accent) 40%, var(--surface)); }
.stl-seg.golden { background: color-mix(in srgb, var(--accent) 62%, var(--surface)); }
.stl-seg.day { background: color-mix(in srgb, var(--accent) 88%, #fff); }
.stl-now { position: absolute; top: -3px; bottom: -3px; width: 2px; background: var(--ink); }
.stl-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-top: 9px; font-size: 11.5px; color: var(--ink-3); }
.stl-legend span { display: inline-flex; align-items: center; gap: 5px; }
.stl-legend i { width: 11px; height: 11px; border-radius: 3px; display: inline-block; border: 1px solid var(--line); }

/* golden/blue windows + twilight table */
.phase-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; margin-bottom: 18px; }
.phase-card { border: 1px solid var(--line); border-radius: 12px; padding: 13px 15px; background: var(--surface); }
.phase-card h4 { font-size: 13px; display: flex; align-items: center; gap: 6px; margin-bottom: 7px; color: var(--ink); }
.phase-card h4 svg { width: 15px; height: 15px; color: var(--accent); }
.phase-row { display: flex; justify-content: space-between; font-size: 13.5px; margin-bottom: 3px; }
.phase-row .pr-lbl { color: var(--ink-3); }
.phase-row .pr-val { font-family: 'JetBrains Mono', monospace; font-weight: 600; }

.twi-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.twi-table caption { text-align: left; font-size: 13px; font-weight: 700; color: var(--ink); padding-bottom: 8px; display: flex; }
.twi-table th, .twi-table td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; }
.twi-table th { color: var(--ink-3); font-weight: 600; font-size: 12px; }
.twi-table td.t { font-family: 'JetBrains Mono', monospace; font-weight: 600; text-align: right; }
.twi-table td .sub { color: var(--ink-3); font-size: 11.5px; }

.tool-actions { display: flex; gap: 8px; justify-content: center; margin-top: 18px; }
.note-polar { text-align: center; padding: 14px; border: 1px dashed var(--line-2); border-radius: 10px; color: var(--ink-2); font-size: 14px; margin-bottom: 18px; background: var(--surface-2); }

/* city detail — server-rendered seasonal table */
.season-table { width: 100%; border-collapse: collapse; font-size: 13.5px; margin-bottom: 6px; }
.season-table th, .season-table td { padding: 9px 8px; border-bottom: 1px solid var(--line); }
.season-table th { color: var(--ink-3); font-weight: 600; font-size: 12px; text-align: left; }
.season-table td { font-family: 'JetBrains Mono', monospace; text-align: right; }
.season-table td:first-child { font-family: 'Inter', sans-serif; text-align: left; font-weight: 600; }
.city-facts { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 4px; }

/* ── modal (city picker) ── */
.modal-back { position: fixed; inset: 0; background: rgba(20,18,14,.42); display: none; align-items: flex-start; justify-content: center; z-index: 100; padding: 8vh 16px 16px; }
.modal-back.open { display: flex; }
.modal { width: 100%; max-width: 480px; background: var(--surface); border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden; max-height: 78vh; display: flex; flex-direction: column; }
.modal-head { display: flex; align-items: center; gap: 8px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.modal-head svg { width: 17px; height: 17px; color: var(--accent); }
.modal-head h3 { font-size: 15px; flex: 1; }
.modal-close { border: none; background: none; cursor: pointer; color: var(--ink-3); display: grid; place-items: center; }
.modal-close svg { width: 18px; height: 18px; }
.modal-search { padding: 12px 16px; border-bottom: 1px solid var(--line); }
.modal-search input { width: 100%; font: inherit; font-size: 14px; padding: 10px 12px; border: 1px solid var(--line-2); border-radius: 8px; background: var(--surface); color: var(--ink); }
.modal-search input:focus { outline: none; border-color: var(--accent); }
.modal-list { overflow-y: auto; padding: 6px; }
.modal-region { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); padding: 10px 12px 4px; }
.modal-item { width: 100%; text-align: left; border: none; background: none; font: inherit; cursor: pointer; padding: 9px 12px; border-radius: 8px; display: flex; justify-content: space-between; gap: 8px; color: var(--ink); }
.modal-item:hover { background: var(--surface-2); }
.modal-item b { font-weight: 600; font-size: 14px; }
.modal-item span { font-size: 12px; color: var(--ink-3); }
.modal-empty { padding: 22px; text-align: center; color: var(--ink-3); font-size: 14px; }

/* ── ads (§4-2 사이즈별 행 분리) ── */
.ad-grid { display: flex; flex-direction: column; align-items: center; gap: 14px; width: 100%; max-width: 672px; margin: 22px auto 0; }
.ad-grid[data-ad-layout="mixed"] { max-width: 760px; }
.ad-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; width: 100%; }
.ad-cell { min-height: 50px; }

/* ── toast ── */
.toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(20px); background: var(--ink); color: var(--bg); padding: 10px 18px; border-radius: 999px; font-size: 13px; font-weight: 600; opacity: 0; pointer-events: none; transition: .25s; z-index: 200; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 560px) {
  .page-head h1 { font-size: 1.45rem; }
  .sun-stat .ss-val { font-size: 1.25rem; }
  .loc-btn { min-width: 100%; }
  .latlng input { width: 90px; }
}