/* =====================================================================
   CityTimeHub — style.css  (The Meridian)
   1. Tokens   2. Base   3. Header   4. Hero sky-panel + meridian
   5. Sections / kickers   6. City grid   7. Reference clocks
   8. Prayer   9. Sun   10. Footer   11. Skeleton/motion   12. Responsive
   ===================================================================== */

/* ============ 1. TOKENS ============ */
:root {
  --brand: #2563EB;
  --accent: #38BDF8;
  --maxw: 1180px;
  --pad: clamp(16px, 4vw, 30px);
  --gap: clamp(14px, 2vw, 20px);
  --radius: 18px;
  --radius-lg: 26px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  --ease: cubic-bezier(.2, .7, .3, 1);

  /* sky panel is ALWAYS dark in both themes (a viewport into world-night) */
  --sky-0: #0b1120;
  --sky-1: #0e1730;
  --sky-line: rgba(120, 160, 230, .10);
  --sky-text: #eaf1ff;
  --sky-muted: #93a4c8;
}

[data-theme="light"] {
  --bg: #F8FAFC; --bg-soft: #EEF2F8;
  --surface: #FFFFFF; --surface-2: #F1F5F9;
  --text: #0F172A; --text-2: #334155; --muted: #64748B;
  --border: #E2E8F0; --border-2: #CBD5E1;
  --shadow: 0 12px 30px -18px rgba(15, 23, 42, .22);
  --shadow-lg: 0 30px 60px -34px rgba(15, 23, 42, .32);
  --header-bg: rgba(248, 250, 252, .8);
  --skel: #E7EDF4;
  color-scheme: light;
}
[data-theme="dark"] {
  --bg: #090e1b; --bg-soft: #070b16;
  --surface: #111a30; --surface-2: #0c1426;
  --text: #eaf1ff; --text-2: #c3d0ea; --muted: #8295b7;
  --border: #1e2a44; --border-2: #2c3b5c;
  --shadow: 0 16px 36px -20px rgba(0, 0, 0, .8);
  --shadow-lg: 0 36px 70px -34px rgba(0, 0, 0, .85);
  --header-bg: rgba(9, 14, 27, .82);
  --skel: #16203a;
  color-scheme: dark;
}

/* ============ 2. BASE ============ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font); background: var(--bg); color: var(--text);
  line-height: 1.6; -webkit-font-smoothing: antialiased;
  transition: background .35s var(--ease), color .35s var(--ease);
}
h1, h2, h3 { margin: 0; line-height: 1.12; letter-spacing: -.025em; font-weight: 800; }
a { color: var(--brand); text-decoration: none; }
svg { display: block; }
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); }
.muted { color: var(--muted); }
.small { font-size: .82rem; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; letter-spacing: -.01em; }
.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; }

/* ============ 3. HEADER ============ */
.site-header {
  position: sticky; top: 0; z-index: 50; background: var(--header-bg);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; gap: 18px; height: 66px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 800; }
.brand-mark {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 11px; color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  box-shadow: 0 8px 20px -8px var(--brand);
}
.brand-text { font-size: 1.14rem; letter-spacing: -.03em; }
.brand-text span { color: var(--brand); }
.main-nav { display: flex; gap: 4px; margin-inline-start: auto; }
.main-nav a { color: var(--text-2); font-weight: 600; font-size: .9rem; padding: 8px 12px; border-radius: 9px; transition: background .2s, color .2s; }
.main-nav a:hover { background: var(--surface-2); color: var(--text); }

.header-right { display: flex; align-items: center; gap: 12px; }
.header-utc { display: inline-flex; align-items: center; gap: 7px; padding: 6px 11px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); }
.hu-label { font-size: .64rem; font-weight: 800; letter-spacing: .12em; color: var(--brand); }
.hu-time { font-family: var(--mono); font-size: .9rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.icon-btn { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--border); background: var(--surface); color: var(--text-2); border-radius: 11px; cursor: pointer; transition: transform .2s var(--ease), border-color .2s, color .2s; }
.icon-btn:hover { color: var(--text); border-color: var(--border-2); transform: translateY(-1px); }
.ico-sun { display: none; }
[data-theme="dark"] .ico-moon { display: none; }
[data-theme="dark"] .ico-sun { display: block; }

/* ============ 4. HERO SKY-PANEL ============ */
.hero { padding-block: clamp(20px, 4vw, 38px) clamp(28px, 5vw, 48px); }
.sky-panel {
  position: relative; overflow: hidden; isolation: isolate;
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4.4vw, 52px);
  background: radial-gradient(120% 150% at 50% -20%, #16224a 0%, var(--sky-1) 42%, var(--sky-0) 100%);
  border: 1px solid rgba(120, 160, 230, .18);
  box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255,255,255,.05);
  color: var(--sky-text);
}
.sky-grid {
  position: absolute; inset: 0; z-index: -1;
  background-image: linear-gradient(var(--sky-line) 1px, transparent 1px),
                    linear-gradient(90deg, var(--sky-line) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 30%, transparent 85%);
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 30%, transparent 85%);
}
.sky-stars {
  position: absolute; inset: 0; z-index: -1; opacity: .8;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 22%, #fff, transparent),
    radial-gradient(1.2px 1.2px at 28% 12%, #cfe0ff, transparent),
    radial-gradient(1.6px 1.6px at 47% 28%, #fff, transparent),
    radial-gradient(1.1px 1.1px at 66% 16%, #bcd0ff, transparent),
    radial-gradient(1.5px 1.5px at 82% 26%, #fff, transparent),
    radial-gradient(1.2px 1.2px at 92% 12%, #d8e6ff, transparent),
    radial-gradient(1.2px 1.2px at 38% 8%, #fff, transparent);
}
.sky-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .74rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: #bcd2ff;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(120, 160, 230, .12); border: 1px solid rgba(120, 160, 230, .24);
}
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 0 0 rgba(74,222,128,.5); animation: live 2s infinite; }
@keyframes live { 0%{box-shadow:0 0 0 0 rgba(74,222,128,.5);} 70%{box-shadow:0 0 0 9px transparent;} 100%{box-shadow:0 0 0 0 transparent;} }
.daylight-stat { font-size: .9rem; color: var(--sky-muted); }
.daylight-stat strong { color: #ffd27d; font-weight: 800; font-variant-numeric: tabular-nums; }

.hero-title { font-size: clamp(2.5rem, 7.4vw, 4.6rem); font-weight: 900; letter-spacing: -.04em; }
.hero-title span { background: linear-gradient(100deg, var(--accent), #a78bfa); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-desc { margin: 16px 0 24px; max-width: 580px; color: var(--sky-muted); font-size: clamp(1rem, 2.2vw, 1.12rem); }

.search-wrap { position: relative; display: flex; align-items: center; max-width: 520px; }
.search-ico { position: absolute; inset-inline-start: 16px; color: var(--sky-muted); pointer-events: none; }
.search-input {
  width: 100%; font-family: inherit; font-size: 1rem; font-weight: 500; color: var(--sky-text);
  background: rgba(8, 14, 30, .55); border: 1.5px solid rgba(120, 160, 230, .26);
  border-radius: 13px; padding: 15px 18px 15px 48px;
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.search-input::placeholder { color: #6f82a8; }
.search-input:focus { outline: none; border-color: var(--accent); background: rgba(8, 14, 30, .75); box-shadow: 0 0 0 4px rgba(56, 189, 248, .18); }

/* ---- The Meridian band ---- */
.meridian { position: relative; margin: clamp(32px, 5vw, 52px) 0 8px; height: 132px; }
.meridian-band {
  position: absolute; inset-inline: 0; top: 8px; height: 84px; border-radius: 14px;
  background: #16224a;                       /* replaced live by JS gradient */
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.12), 0 12px 30px -16px rgba(0,0,0,.7);
  overflow: hidden;
}
.meridian-band::after {  /* soft horizon sheen */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.10), transparent 38%, rgba(0,0,0,.18));
  pointer-events: none;
}
.meridian-sun {
  position: absolute; top: 2px; width: 22px; height: 22px; border-radius: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, #fff 0%, #ffe39a 45%, rgba(255,196,90,.0) 72%);
  box-shadow: 0 0 22px 8px rgba(255, 211, 125, .55);
  transition: left 1s linear; z-index: 3; pointer-events: none;
}
.meridian-pins { position: absolute; inset-inline: 0; top: 8px; height: 84px; z-index: 4; }
.pin { position: absolute; top: 0; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 4px; }
.pin-stem { width: 2px; height: 84px; background: linear-gradient(180deg, rgba(255,255,255,.0), rgba(255,255,255,.55)); }
.pin-card {
  position: absolute; top: 50%; transform: translate(-50%, -50%); white-space: nowrap;
  background: rgba(7, 12, 26, .72); border: 1px solid rgba(170, 195, 240, .28);
  border-radius: 9px; padding: 5px 9px; backdrop-filter: blur(4px);
  box-shadow: 0 8px 20px -10px rgba(0,0,0,.8); text-align: center;
}
.pin-city { font-size: .68rem; font-weight: 700; color: #eaf1ff; }
.pin-time { font-family: var(--mono); font-size: .82rem; font-weight: 600; color: #ffd27d; font-variant-numeric: tabular-nums; }
.meridian-axis { position: absolute; inset-inline: 0; bottom: 0; height: 18px; }
.axis-tick { position: absolute; transform: translateX(-50%); font-family: var(--mono); font-size: .62rem; color: var(--sky-muted); }
.axis-tick::before { content: ""; position: absolute; top: -8px; left: 50%; width: 1px; height: 6px; background: rgba(170,195,240,.3); }

/* ============ 5. SECTIONS ============ */
.section { padding-block: clamp(36px, 6vw, 64px); }
.section-head { margin-bottom: 24px; }
.kicker { display: inline-block; font-family: var(--mono); font-size: .74rem; font-weight: 600; letter-spacing: .06em; color: var(--brand); margin-bottom: 10px; }
.section-head h2 { font-size: clamp(1.6rem, 3.6vw, 2.2rem); }
.section-head p { margin: 8px 0 0; }
.section-head--row { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* ============ 6. CITY GRID ============ */
.city-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(236px, 1fr)); gap: var(--gap); }
.city-card {
  position: relative; display: block; color: inherit; overflow: hidden;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; box-shadow: var(--shadow);
  transition: transform .22s var(--ease), border-color .22s, box-shadow .22s;
  animation: rise .4s var(--ease) both;
}
.city-card::before { /* daylight accent bar, tinted live via --tint */
  content: ""; position: absolute; inset-block: 0; inset-inline-start: 0; width: 3px;
  background: var(--tint, var(--brand));
}
.city-card:hover { transform: translateY(-3px); border-color: var(--border-2); box-shadow: var(--shadow-lg); }
.city-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.city-name { font-weight: 700; font-size: 1.04rem; }
.city-country { color: var(--muted); font-size: .8rem; }
.city-daynight { font-size: 1rem; line-height: 1; }
.city-time { font-size: 1.78rem; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: .3px; margin: 10px 0 2px; }
.city-date { color: var(--text-2); font-size: .84rem; font-family: var(--mono); }
.city-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 13px; padding-top: 12px; border-top: 1px solid var(--border); font-size: .74rem; color: var(--muted); }
.city-coords { font-family: var(--mono); }
.city-offset { font-family: var(--mono); font-weight: 700; color: var(--brand); background: color-mix(in srgb, var(--brand) 10%, transparent); padding: 2px 9px; border-radius: 999px; }
.no-results { text-align: center; color: var(--muted); padding: 44px 0; font-weight: 600; }

/* ============ 7. REFERENCE CLOCKS ============ */
.ref-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.ref-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); text-align: center; }
.ref-card--you { background: linear-gradient(180deg, color-mix(in srgb, var(--brand) 9%, var(--surface)), var(--surface)); border-color: color-mix(in srgb, var(--brand) 30%, var(--border)); }
.ref-label { display: block; font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.ref-time { display: block; font-family: var(--mono); font-size: clamp(1.9rem, 5vw, 2.5rem); font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -.01em; margin: 10px 0 4px; }

/* ============ 8. PRAYER ============ */
.city-picker select { font-family: inherit; font-size: .95rem; font-weight: 600; color: var(--text); background: var(--surface); border: 1.5px solid var(--border); border-radius: 11px; padding: 11px 14px; cursor: pointer; min-width: 200px; transition: border-color .2s; }
.city-picker select:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand) 14%, transparent); }
.datebar { display: inline-flex; align-items: center; gap: 16px; flex-wrap: wrap; background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 12px 18px; margin-bottom: 22px; }
.datebar-item { font-size: .95rem; }
.datebar-sep { width: 1px; height: 18px; background: var(--border-2); }
.prayer-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--gap); }
.prayer-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 12px; box-shadow: var(--shadow); text-align: center; animation: rise .4s var(--ease) both; transition: transform .22s var(--ease), border-color .22s; }
.prayer-card:hover { transform: translateY(-3px); border-color: var(--border-2); }
.prayer-card.is-next { border-color: var(--brand); background: color-mix(in srgb, var(--brand) 9%, var(--surface)); box-shadow: var(--shadow-lg); }
.prayer-name { font-weight: 700; font-size: .92rem; color: var(--text-2); }
.prayer-card.is-next .prayer-name { color: var(--brand); }
.prayer-time { font-family: var(--mono); font-size: 1.3rem; font-weight: 700; font-variant-numeric: tabular-nums; margin-top: 6px; }
.prayer-tag { display: block; margin-top: 6px; font-size: .64rem; font-weight: 800; color: var(--brand); text-transform: uppercase; letter-spacing: .1em; min-height: 13px; }

/* ============ 9. SUN ============ */
.sun-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.sun-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); text-align: center; }
.sun-ico { font-size: 1.6rem; line-height: 1; }
.sun-rise { background: linear-gradient(180deg, color-mix(in srgb, #F59E0B 13%, var(--surface)), var(--surface)); }
.sun-set  { background: linear-gradient(180deg, color-mix(in srgb, #6366F1 13%, var(--surface)), var(--surface)); }

/* ============ 10. FOOTER ============ */
.site-footer { margin-top: 24px; border-top: 1px solid var(--border); background: var(--bg-soft); }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; padding-block: 30px; }
.footer-brand { margin-inline-end: auto; }
.footer-nav { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-nav a { color: var(--text-2); font-weight: 600; font-size: .9rem; }
.footer-nav a:hover { color: var(--brand); }
.copyright { flex-basis: 100%; margin: 8px 0 0; }

/* ============ 11. SKELETON / MOTION ============ */
.skeleton { position: relative; overflow: hidden; background: var(--skel); border-radius: var(--radius); }
.skeleton::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent, color-mix(in srgb, #fff 22%, transparent), transparent); transform: translateX(-100%); animation: shimmer 1.4s infinite; }
.prayer-skel { height: 112px; }
@keyframes shimmer { to { transform: translateX(100%); } }
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* ============ 12. RESPONSIVE / A11Y ============ */
@media (max-width: 980px) { .prayer-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px) {
  .main-nav { display: none; }
  .header-utc { display: none; }
  .ref-grid, .sun-grid { grid-template-columns: 1fr; }
  .meridian { height: 116px; }
  .pin-city { display: none; }            /* keep pins readable on small screens */
}
@media (max-width: 540px) {
  .prayer-grid { grid-template-columns: repeat(2, 1fr); }
  .city-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 380px) { .city-grid { grid-template-columns: 1fr; } }

/* ============ CITY PAGE ============ */
.breadcrumb { padding-top: clamp(14px, 2.5vw, 22px); font-size: .86rem; }
.breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; color: var(--muted); }
.breadcrumb a { color: var(--text-2); font-weight: 600; }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb li[aria-current] { color: var(--text); font-weight: 700; }
.breadcrumb .sep { color: var(--border-2); }

.city-hero { color: var(--sky-text); transition: background 1s linear; }
.city-hero .eyebrow { color: #ffe0a8; background: rgba(255,210,125,.12); border-color: rgba(255,210,125,.28); }
.city-eyebrow-icon { font-size: .85rem; }
.city-hero-title { font-size: clamp(2rem, 5.4vw, 3.1rem); font-weight: 900; letter-spacing: -.035em; }
.city-clock {
  font-family: var(--mono); font-weight: 700; font-variant-numeric: tabular-nums;
  font-size: clamp(3.4rem, 12vw, 6.4rem); line-height: 1; letter-spacing: -.02em;
  margin: 6px 0 10px; text-shadow: 0 8px 40px rgba(0,0,0,.4);
}
.city-hero-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; color: rgba(255,255,255,.82); font-weight: 500; }
.city-hero-meta .mono { color: #fff; }

.facts-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); }
.fact-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.fact-label { font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.fact-value { font-family: var(--mono); font-size: 1.16rem; font-weight: 700; margin-top: 6px; word-break: break-word; }

@media (max-width: 760px) { .facts-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 400px) { .facts-grid { grid-template-columns: 1fr; } }

.city-card--static { cursor: default; }
.city-card--static:hover { transform: none; border-color: var(--border); box-shadow: var(--shadow); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}