:root {
  color-scheme: dark;
  --background: #05070a;
  --background-glow: rgba(13, 181, 255, 0.16);
  --surface: rgba(11, 13, 18, 0.76);
  --surface-raised: rgba(35, 40, 50, 0.72);
  --surface-solid: #151920;
  --text: #f5f7fa;
  --secondary: #a6afbd;
  --muted: #8a94a3;
  --border: rgba(125, 139, 158, 0.28);
  --blue: #0db5ff;
  --cyan: #62d9ff;
  --green: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --formation: #3b82f6;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
  --radius-large: 28px;
  --radius: 22px;
  --safe-left: max(18px, env(safe-area-inset-left));
  --safe-right: max(18px, env(safe-area-inset-right));
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html {
  min-width: 320px;
  background: var(--background);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 16% 0%, var(--background-glow), transparent 32rem),
    radial-gradient(circle at 95% 38%, rgba(98, 217, 255, 0.08), transparent 28rem),
    var(--background);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.45;
  text-rendering: optimizeLegibility;
}

button, a { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: fixed;
  z-index: 99;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  color: #05070a;
  background: var(--cyan);
  font-weight: 800;
  transform: translateY(-160%);
}

.skip-link:focus { transform: translateY(0); }

.site-header {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: max(18px, env(safe-area-inset-top)) var(--safe-right) 12px var(--safe-left);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-size: 1.08rem;
  font-weight: 850;
  letter-spacing: -0.02em;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  box-shadow: 0 8px 24px rgba(13, 181, 255, 0.18);
}

.live-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--secondary);
  font-size: 0.78rem;
  font-weight: 750;
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(34, 197, 94, 0.12);
}

.page-shell {
  width: min(1180px, 100%);
  min-height: calc(100vh - 160px);
  margin: 0 auto;
  padding: 12px var(--safe-right) 72px var(--safe-left);
  outline: none;
}

.journey-layout { display: grid; gap: 18px; }
.journey-primary, .journey-detail { min-width: 0; }
.journey-detail { display: grid; gap: 28px; }

.hero-card,
.summary-card,
.timeline-card,
.formation-card,
.performance-card,
.notice-card,
.loading-card,
.error-card {
  border: 1px solid var(--border);
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.025)), var(--surface);
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(24px) saturate(135%);
  backdrop-filter: blur(24px) saturate(135%);
}

.hero-card {
  position: relative;
  overflow: hidden;
  padding: 24px;
  border-radius: var(--radius-large);
}

.hero-card::before {
  position: absolute;
  inset: -50% -20% auto 40%;
  height: 260px;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13, 181, 255, 0.25), transparent 66%);
  pointer-events: none;
}

.hero-topline,
.hero-meta,
.route-row,
.summary-grid,
.leg-header,
.call-row,
.formation-topline,
.site-footer,
.notice-card,
.loading-card,
.error-card {
  display: flex;
}

.hero-topline {
  position: relative;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
}

.date-label, .eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.status-pill,
.platform-pill,
.source-pill,
.facility-pill,
.leg-number {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  border-radius: 999px;
  font-weight: 800;
}

.status-pill {
  min-height: 32px;
  padding: 6px 11px;
  border: 1px solid currentColor;
  color: var(--green);
  background: color-mix(in srgb, currentColor 11%, transparent);
  font-size: 0.78rem;
}

.status-pill.warning { color: var(--amber); }
.status-pill.critical { color: var(--red); }
.status-pill.neutral { color: var(--secondary); }

.route-row {
  position: relative;
  align-items: flex-start;
  justify-content: space-between;
  gap: 22px;
}

.route-place { min-width: 0; flex: 1; }
.route-place:last-child { text-align: right; }

.station-code {
  display: block;
  font-size: clamp(2.15rem, 9vw, 3.35rem);
  font-weight: 900;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.station-name {
  display: block;
  margin-top: 6px;
  color: var(--secondary);
  font-size: 0.9rem;
  font-weight: 650;
  line-height: 1.2;
}

.route-line {
  position: relative;
  height: 46px;
  margin: 16px 7px 12px;
}

.route-line::before {
  position: absolute;
  top: 20px;
  right: 0;
  left: 0;
  height: 4px;
  content: "";
  border-radius: 999px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  box-shadow: 0 0 18px rgba(13, 181, 255, 0.36);
}

.route-line::after {
  position: absolute;
  top: 13px;
  right: 0;
  width: 12px;
  height: 12px;
  content: "";
  border: 3px solid var(--cyan);
  border-radius: 50%;
  background: var(--surface-solid);
}

.route-origin-dot {
  position: absolute;
  top: 13px;
  left: 0;
  width: 12px;
  height: 12px;
  border: 3px solid var(--blue);
  border-radius: 50%;
  background: var(--surface-solid);
}

.position-label {
  position: absolute;
  top: 31px;
  left: 50%;
  overflow: hidden;
  max-width: 90%;
  padding: 4px 9px;
  border: 1px solid rgba(13, 181, 255, 0.28);
  border-radius: 999px;
  color: var(--cyan);
  background: rgba(5, 7, 10, 0.86);
  font-size: 0.68rem;
  font-weight: 750;
  text-overflow: ellipsis;
  white-space: nowrap;
  transform: translateX(-50%);
}

.hero-meta {
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-top: 10px;
}

.time-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.time-value { display: block; font-size: 1.5rem; font-weight: 850; letter-spacing: -0.04em; font-variant-numeric: tabular-nums; }
.time-label { display: block; color: var(--muted); font-size: 0.67rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }

.platforms { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px; }
.platform-pill { gap: 6px; padding: 6px 10px; color: var(--text); background: rgba(139, 92, 246, 0.16); border: 1px solid rgba(139, 92, 246, 0.38); font-size: 0.74rem; }

.summary-card { margin-top: 14px; padding: 18px; border-radius: var(--radius); }
.summary-grid { flex-wrap: wrap; gap: 18px 26px; }
.summary-item { min-width: 110px; flex: 1; }
.summary-item span { display: block; color: var(--muted); font-size: 0.68rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.summary-item strong { display: block; margin-top: 3px; font-size: 0.92rem; }
.privacy-note { margin: 14px 4px 0; color: var(--muted); font-size: 0.72rem; line-height: 1.45; }

.section-heading { margin: 0 3px 11px; }
.section-heading h2 { margin: 2px 0 0; font-size: 1.42rem; letter-spacing: -0.035em; }
.timeline-card, .formation-card, .performance-card { padding: 18px; border-radius: var(--radius); }
.timeline-card + .timeline-card, .formation-card + .formation-card, .performance-card + .performance-card { margin-top: 12px; }

.leg-header { align-items: center; gap: 11px; margin-bottom: 12px; }
.leg-number { justify-content: center; width: 29px; height: 29px; flex: 0 0 auto; color: #05070a; background: linear-gradient(135deg, var(--blue), var(--cyan)); font-size: 0.75rem; }
.leg-header-copy { min-width: 0; flex: 1; }
.leg-header-copy strong, .leg-header-copy span { display: block; }
.leg-header-copy strong { font-size: 0.94rem; }
.leg-header-copy span { overflow: hidden; color: var(--muted); font-size: 0.72rem; text-overflow: ellipsis; white-space: nowrap; }

.call-list { position: relative; margin: 0; padding: 0; list-style: none; }
.call-list::before { position: absolute; top: 17px; bottom: 17px; left: 9px; width: 2px; content: ""; background: var(--border); }
.call-row { position: relative; align-items: flex-start; gap: 12px; min-height: 58px; padding: 7px 0; }
.call-dot { position: relative; z-index: 1; width: 20px; height: 20px; flex: 0 0 20px; border: 5px solid var(--surface-solid); border-radius: 50%; background: var(--muted); box-shadow: 0 0 0 1px var(--border); }
.call-row.previous .call-dot { background: var(--green); }
.call-row.current .call-dot { background: var(--blue); box-shadow: 0 0 0 5px rgba(13, 181, 255, 0.15); }
.call-row.cancelled .call-dot { background: var(--red); }
.call-copy { min-width: 0; flex: 1; }
.call-copy strong { display: block; font-size: 0.9rem; line-height: 1.25; }
.call-copy span { display: block; margin-top: 2px; color: var(--muted); font-size: 0.7rem; }
.call-time { text-align: right; font-size: 0.82rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.call-time small { display: block; margin-top: 2px; color: var(--muted); font-size: 0.65rem; font-weight: 650; }

.formation-topline { align-items: flex-start; justify-content: space-between; gap: 12px; }
.formation-topline h3 { margin: 0; font-size: 1.02rem; }
.formation-topline p { margin: 3px 0 0; color: var(--secondary); font-size: 0.75rem; }
.coach-count { color: var(--formation); font-size: 1.18rem; font-weight: 850; white-space: nowrap; }
.pill-row { display: flex; overflow-x: auto; gap: 7px; margin: 12px -2px 0; padding: 2px 2px 5px; scrollbar-width: none; }
.pill-row::-webkit-scrollbar, .coach-row::-webkit-scrollbar { display: none; }
.facility-pill, .source-pill { flex: 0 0 auto; padding: 5px 9px; border: 1px solid rgba(59, 130, 246, 0.32); color: var(--cyan); background: rgba(59, 130, 246, 0.12); font-size: 0.68rem; }
.source-pill { color: var(--muted); border-color: var(--border); background: rgba(125, 139, 158, 0.08); }
.coach-row { display: flex; overflow-x: auto; gap: 8px; margin: 14px -2px 0; padding: 2px 2px 8px; scroll-snap-type: x proximity; scrollbar-width: none; }
.coach { min-width: 92px; overflow: hidden; flex: 0 0 auto; border: 1px solid var(--border); border-radius: 14px; background: rgba(5, 7, 10, 0.42); scroll-snap-align: start; }
.coach::before { display: block; height: 6px; content: ""; background: var(--formation); }
.coach strong { display: block; padding: 10px 10px 2px; font-size: 0.92rem; }
.coach span { display: block; padding: 0 10px 10px; color: var(--muted); font-size: 0.64rem; }
.formation-event { margin: 10px 2px 0; color: var(--amber); font-size: 0.76rem; font-weight: 750; }

.metric-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; margin-top: 13px; }
.metric { min-height: 80px; padding: 12px; border: 1px solid rgba(125, 139, 158, 0.16); border-radius: 15px; background: var(--surface-raised); }
.metric strong { display: block; color: var(--green); font-size: 1.18rem; font-variant-numeric: tabular-nums; }
.metric.warning strong { color: var(--amber); }
.metric.critical strong { color: var(--red); }
.metric span { display: block; margin-top: 4px; color: var(--muted); font-size: 0.7rem; line-height: 1.2; }
.sample-copy { margin: 11px 1px 0; color: var(--muted); font-size: 0.68rem; }

.notice-card { align-items: flex-start; gap: 10px; margin-bottom: 12px; padding: 13px 15px; border-color: rgba(245, 158, 11, 0.36); border-radius: 16px; color: var(--amber); }
.notice-card strong, .notice-card span { display: block; }
.notice-card span { margin-top: 2px; color: var(--secondary); font-size: 0.76rem; }

.loading-card, .error-card { align-items: center; gap: 15px; max-width: 520px; margin: 12vh auto 0; padding: 22px; border-radius: var(--radius); }
.loading-card strong, .loading-card span { display: block; }
.loading-card span { margin-top: 3px; color: var(--secondary); font-size: 0.84rem; }
.spinner { width: 30px; height: 30px; flex: 0 0 auto; border: 3px solid rgba(13, 181, 255, 0.2); border-top-color: var(--blue); border-radius: 50%; animation: spin 0.85s linear infinite; }
.error-icon { display: grid; width: 38px; height: 38px; flex: 0 0 auto; place-items: center; border-radius: 50%; color: var(--red); background: rgba(239, 68, 68, 0.12); font-size: 1.5rem; }
.error-card h1 { margin: 0; font-size: 1.12rem; }
.error-card p { margin: 4px 0 0; color: var(--secondary); font-size: 0.85rem; }

.site-footer {
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 24px var(--safe-right) max(34px, env(safe-area-inset-bottom)) var(--safe-left);
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.68rem;
}

.site-footer strong, .site-footer span { display: block; }
.site-footer strong { color: var(--text); font-size: 0.82rem; }
.site-footer p { max-width: 560px; margin: 0; text-align: right; }

.holding-page { display: grid; min-height: 100vh; padding: 20px; place-items: center; }
.holding-card { width: min(540px, 100%); padding: 38px; border: 1px solid var(--border); border-radius: 32px; background: var(--surface); box-shadow: var(--shadow); text-align: center; }
.holding-card img { border-radius: 20px; box-shadow: 0 16px 40px rgba(13, 181, 255, 0.18); }
.holding-card .eyebrow { margin-top: 18px; color: var(--cyan); }
.holding-card h1 { margin: 8px auto 0; font-size: clamp(2rem, 9vw, 3.2rem); letter-spacing: -0.055em; line-height: 1; }
.holding-card p:last-child { max-width: 390px; margin: 18px auto 0; color: var(--secondary); }

@keyframes spin { to { transform: rotate(360deg); } }

@media (min-width: 760px) {
  .metric-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .hero-card { padding: 30px; }
}

@media (min-width: 960px) {
  .page-shell { padding-top: 30px; }
  .journey-layout { grid-template-columns: minmax(340px, 0.82fr) minmax(0, 1.38fr); gap: 42px; align-items: start; }
  .journey-primary { position: sticky; top: 24px; }
  .journey-detail { gap: 34px; }
  .station-code { font-size: 3.05rem; }
  .metric-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .site-header { padding-bottom: 8px; }
  .brand span { display: none; }
  .page-shell { padding-top: 6px; padding-bottom: 54px; }
  .hero-card { padding: 20px; }
  .hero-meta { align-items: flex-start; flex-direction: column; }
  .platforms { justify-content: flex-start; }
  .summary-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); width: 100%; }
  .site-footer { flex-direction: column; }
  .site-footer p { text-align: left; }
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --background: #f6f8fb;
    --background-glow: rgba(0, 122, 255, 0.12);
    --surface: rgba(255, 255, 255, 0.82);
    --surface-raised: rgba(238, 242, 247, 0.9);
    --surface-solid: #ffffff;
    --text: #071018;
    --secondary: #526071;
    --muted: #626b7a;
    --border: rgba(132, 148, 168, 0.34);
    --blue: #007aff;
    --cyan: #2563eb;
    --green: #16a34a;
    --amber: #d97706;
    --red: #dc2626;
    --shadow: 0 22px 60px rgba(34, 52, 74, 0.13);
  }
  .coach { background: rgba(246, 248, 251, 0.76); }
  .position-label { background: rgba(255, 255, 255, 0.92); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .spinner { animation-duration: 1.8s; }
}

@media (forced-colors: active) {
  .hero-card, .summary-card, .timeline-card, .formation-card, .performance-card, .notice-card { border: 1px solid CanvasText; }
  .route-line::before { background: LinkText; }
}