/* Quiet Rail redesign spike
   Loaded after style.css so the existing behavior can stay intact while the visual system evolves. */

body.quiet-rail {
  --bg: #f5f7fb;
  --card: #ffffff;
  --border: #e4e9f0;
  --text: #172033;
  --fg: #172033;
  --muted: #6d7789;
  --primary: #2563eb;
  --primary-soft: #eef4ff;
  --danger: #dc2626;
  --ok: #159a61;
  --srt: #c81e4b;
  --ktx: #0879c9;
  --surface-2: #f8fafc;
  --surface-3: #eef2f7;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px rgba(15, 23, 42, .04);
  --shadow-md: 0 18px 48px rgba(31, 41, 55, .08);
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 7% -8%, rgba(37, 99, 235, .08), transparent 30rem),
    radial-gradient(circle at 100% 0%, rgba(8, 121, 201, .06), transparent 34rem),
    var(--bg);
  color: var(--text);
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", "Apple SD Gothic Neo", sans-serif;
  letter-spacing: -.012em;
}

.quiet-rail * { -webkit-tap-highlight-color: transparent; }
.quiet-rail button,
.quiet-rail input,
.quiet-rail select,
.quiet-rail textarea { font: inherit; }
.quiet-rail button { transition: transform .16s ease, border-color .16s ease, background .16s ease, box-shadow .16s ease, color .16s ease; }
.quiet-rail button:active:not(:disabled) { transform: translateY(1px); }
.quiet-rail :focus-visible { outline: 3px solid rgba(37, 99, 235, .22); outline-offset: 2px; }
.quiet-rail .muted { color: var(--muted); }

/* App chrome */
.quiet-rail .app-header {
  position: sticky;
  top: 0;
  z-index: 30;
  min-height: 76px;
  padding: 14px max(24px, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid rgba(228, 233, 240, .82);
  background: rgba(245, 247, 251, .82);
  backdrop-filter: blur(18px) saturate(150%);
}
.quiet-rail .brand-lockup,
.quiet-rail .login-hero-brand,
.quiet-rail .login-mobile-brand {
  display: flex;
  align-items: center;
  gap: 11px;
}
.quiet-rail .brand-mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(145deg, #172033, #2b3c59);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.16), 0 8px 18px rgba(23,32,51,.18);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -.04em;
}
.quiet-rail .brand-copy h1 { margin: 0; font-size: 19px; line-height: 1.05; letter-spacing: -.035em; }
.quiet-rail .brand-copy span { display: block; margin-top: 4px; color: var(--muted); font-size: 10px; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
.quiet-rail .header-right { gap: 10px; }
.quiet-rail .user-label {
  max-width: 260px;
  padding: 7px 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  border-radius: 999px;
  background: rgba(255,255,255,.62);
  color: #64748b;
  font-size: 11px;
}
.quiet-rail .rail-toggle {
  gap: 3px;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255,255,255,.72);
}
.quiet-rail .rail-btn {
  min-width: 58px;
  padding: 7px 12px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
}
.quiet-rail .rail-btn.active[data-rail="SRT"] { background: var(--srt); box-shadow: 0 4px 12px rgba(200,30,75,.18); }
.quiet-rail .rail-btn.active[data-rail="KTX"] { background: var(--ktx); box-shadow: 0 4px 12px rgba(8,121,201,.18); }
.quiet-rail button.ghost {
  min-height: 34px;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255,255,255,.72);
  color: #657084;
  font-weight: 600;
}
.quiet-rail button.ghost:hover { border-color: #bdc7d6; background: #fff; color: var(--text); }

/* Main navigation */
.quiet-rail .tabs {
  position: sticky;
  top: 76px;
  z-index: 24;
  justify-content: center;
  gap: 5px;
  width: max-content;
  max-width: calc(100% - 32px);
  margin: 14px auto 0;
  padding: 5px;
  overflow-x: auto;
  border: 1px solid rgba(228,233,240,.9);
  border-radius: 15px;
  background: rgba(255,255,255,.78);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(16px);
}
.quiet-rail .tab {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 8px 14px;
  border: 0;
  border-radius: 11px;
  color: #768196;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}
.quiet-rail .tab:hover { color: var(--text); background: #f4f7fb; }
.quiet-rail .tab.active {
  border: 0;
  background: #172033;
  color: #fff;
  box-shadow: 0 6px 16px rgba(23,32,51,.15);
}
.quiet-rail .tab-icon { display: inline-grid; place-items: center; width: 15px; font-size: 14px; opacity: .84; }
.quiet-rail .tab-badge { margin-left: -2px; background: #ef4444; color: #fff; }

/* Layout and shared surfaces */
.quiet-rail .app-main {
  width: min(1180px, calc(100% - 40px));
  max-width: none;
  margin: 0 auto;
  padding: 54px 0 96px;
}
.quiet-rail .page-intro {
  max-width: 700px;
  margin: 0 0 24px;
}
.quiet-rail .eyebrow {
  display: inline-block;
  margin-bottom: 8px;
  color: #5c6f91;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
}
.quiet-rail .page-intro h2 {
  margin: 0;
  color: #172033;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.12;
  letter-spacing: -.055em;
}
.quiet-rail .page-intro p { margin: 10px 0 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.quiet-rail .card {
  border: 1px solid rgba(219, 226, 235, .92);
  border-radius: 22px;
  background: rgba(255,255,255,.94);
  box-shadow: var(--shadow-sm);
}
.quiet-rail .card h2 { color: var(--text); font-size: 16px; letter-spacing: -.025em; }
.quiet-rail .card-heading { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 20px; }
.quiet-rail .card-heading h2 { margin: 0; font-size: 18px; }
.quiet-rail .card-heading p { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.quiet-rail .step-index {
  display: inline-grid;
  place-items: center;
  width: 31px;
  height: 31px;
  flex: 0 0 31px;
  border-radius: 10px;
  background: #172033;
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .04em;
}
.quiet-rail .notice {
  margin-bottom: 16px;
  border: 1px solid #cbdcf8;
  border-radius: 14px;
  background: #f1f6ff;
  color: #36527d;
}
.quiet-rail label { color: #647084; font-size: 11px; font-weight: 680; letter-spacing: -.005em; }
.quiet-rail select,
.quiet-rail input[type="text"],
.quiet-rail input[type="password"],
.quiet-rail textarea {
  min-height: 44px;
  border: 1px solid #dce3ec;
  border-radius: 12px;
  background: #fbfcfe;
  color: var(--text);
  box-shadow: inset 0 1px 1px rgba(15,23,42,.025);
}
.quiet-rail select:hover,
.quiet-rail input[type="text"]:hover,
.quiet-rail input[type="password"]:hover { border-color: #c5cfdd; }
.quiet-rail select:focus,
.quiet-rail input[type="text"]:focus,
.quiet-rail input[type="password"]:focus,
.quiet-rail textarea:focus {
  border-color: #94b5f4;
  background: #fff;
  outline: 0;
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.quiet-rail button.primary,
.quiet-rail button.danger {
  min-height: 42px;
  padding: 10px 16px;
  border-radius: 12px;
  font-weight: 750;
  box-shadow: none;
}
.quiet-rail button.primary { background: #172033; color: #fff; }
.quiet-rail button.primary:hover:not(:disabled) { background: #263653; box-shadow: 0 8px 18px rgba(23,32,51,.14); }
.quiet-rail button.danger { background: #d72f3f; }

/* Search composer */
.quiet-rail .search-card { padding: 26px; }
.quiet-rail .search-card .fav-block { margin-bottom: 18px; padding: 11px 12px; border: 1px solid #edf0f5; border-radius: 13px; background: #fafbfd; }
.quiet-rail .fav-title { color: #7a8496; font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.quiet-rail .fav-bar .fav,
.quiet-rail .fav-bar .fav.add {
  border-color: #dfe5ed;
  background: #fff;
  color: #445066;
}
.quiet-rail .fav-bar .fav:hover,
.quiet-rail .fav-bar .fav.on { border-color: #a9bce1; background: #f1f5fd; color: #243d6e; }
.quiet-rail .route-grid { grid-template-columns: 1.15fr 1.15fr .92fr .76fr; gap: 10px; }
.quiet-rail .passenger-grid { grid-template-columns: repeat(auto-fit, minmax(118px, 1fr)); gap: 10px; }
.quiet-rail .search-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  width: 100%;
  min-height: 52px;
  margin-top: 4px;
  border-radius: 14px;
  font-size: 14px;
}
.quiet-rail .search-cta span:last-child { font-size: 19px; font-weight: 400; }
.quiet-rail .results-card { margin-top: 18px; padding: 22px; }
.quiet-rail .mode-tabs { padding: 4px; border-radius: 12px; background: #f1f4f8; }
.quiet-rail .mode-tab { border-radius: 9px; color: #69758a; }
.quiet-rail .mode-tab.on { background: #fff; color: #172033; box-shadow: 0 1px 3px rgba(15,23,42,.08); }
.quiet-rail #trains-filter .chip { border-color: #dce3eb; color: #667085; background: #fff; }
.quiet-rail #trains-filter .chip.on { background: #172033; border-color: #172033; color: #fff; }
.quiet-rail .train-head { border-bottom-color: #e9edf3; color: #8a94a6; }
.quiet-rail .train-item {
  border-color: #e4e9f0;
  border-radius: 14px;
  background: #fff;
  color: #263247;
  font-family: inherit;
}
.quiet-rail .train-item:hover { border-color: #b4c3d9; background: #fcfdff; box-shadow: 0 7px 18px rgba(15,23,42,.05); }
.quiet-rail .train-item .badge-train { color: #285fae; background: #edf4ff; }
.quiet-rail .train-item .rs-car { background: #f1f4f8; }
.quiet-rail .pick-bar {
  bottom: 18px;
  border: 1px solid #dce3ec;
  border-radius: 16px;
  background: rgba(255,255,255,.94);
  box-shadow: 0 18px 45px rgba(15,23,42,.13);
  backdrop-filter: blur(14px);
}
.quiet-rail .pick-bar.on { border-color: #9ab5e8; }

/* Settings */
.quiet-rail .settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: 18px;
}
.quiet-rail .settings-grid > .card { margin: 0; padding: 22px; }
.quiet-rail .settings-account,
.quiet-rail .settings-payment,
.quiet-rail .settings-connected,
.quiet-rail .settings-admin { grid-column: 1 / -1; }
.quiet-rail .settings-grid .card > h2 { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.quiet-rail .login-block {
  margin-top: 14px;
  padding: 16px;
  border: 1px solid #e6ebf1;
  border-radius: 15px;
  background: #fbfcfe;
}
.quiet-rail .login-block + .login-block { margin-top: 10px; }
.quiet-rail .rail-tag { border-radius: 8px; }
.quiet-rail .checks { gap: 8px; }
.quiet-rail .checks label,
.quiet-rail label.checkbox {
  min-height: 36px;
  padding: 7px 9px;
  border: 1px solid #e7ebf1;
  border-radius: 10px;
  background: #fbfcfe;
  color: #485469;
  font-weight: 600;
}
.quiet-rail .checks label:has(input:checked),
.quiet-rail label.checkbox:has(input:checked) { border-color: #b9c9e7; background: #f2f6fd; color: #263b62; }
.quiet-rail .card-item { border-color: #e4e9f0; border-radius: 13px; background: #fbfcfe; }
.quiet-rail #slack-link-card {
  border-color: #dce4f4;
  background: linear-gradient(135deg, #fff, #f8faff);
}
.quiet-rail .badge.on { background: #e7f8ef; color: #16794f; border-color: #bee9d2; }
.quiet-rail .badge.off { background: #f2f4f7; color: #667085; border-color: #e1e5eb; }
.quiet-rail code { border-radius: 6px; background: #f1f4f8; color: #46536a; }

/* Login experience */
.quiet-rail.login-page {
  display: grid;
  min-height: 100vh;
  background: #eef2f7;
}
.quiet-rail .login-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(420px, .75fr);
  width: min(1380px, calc(100% - 44px));
  min-height: min(840px, calc(100vh - 44px));
  margin: 22px auto;
  overflow: hidden;
  border: 1px solid #dde3eb;
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 26px 80px rgba(15,23,42,.10);
}
.quiet-rail .login-hero {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 680px;
  padding: clamp(34px, 5vw, 70px);
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 24%, rgba(72,121,196,.38), transparent 26rem),
    radial-gradient(circle at 20% 90%, rgba(200,30,75,.16), transparent 22rem),
    linear-gradient(145deg, #111827 0%, #17233a 55%, #1f3152 100%);
  color: #fff;
}
.quiet-rail .login-hero::after {
  content: "";
  position: absolute;
  width: 440px;
  height: 440px;
  right: -180px;
  bottom: -200px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(255,255,255,.025), 0 0 0 140px rgba(255,255,255,.018);
}
.quiet-rail .login-hero-brand { position: relative; z-index: 1; font-size: 18px; letter-spacing: -.03em; }
.quiet-rail .login-hero .brand-mark { background: #fff; color: #172033; }
.quiet-rail .login-hero-copy { position: relative; z-index: 1; max-width: 600px; margin: auto 0; }
.quiet-rail .login-hero-copy .eyebrow { color: #9fb8dd; }
.quiet-rail .login-hero-copy h1 {
  margin: 0;
  font-size: clamp(42px, 5vw, 68px);
  line-height: 1.06;
  letter-spacing: -.07em;
}
.quiet-rail .login-hero-copy p { max-width: 500px; margin: 22px 0 0; color: #b9c6d9; font-size: 15px; line-height: 1.8; }
.quiet-rail .login-route-art {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  width: min(440px, 100%);
  color: #dbe7f7;
  font-size: 12px;
  font-weight: 700;
}
.quiet-rail .login-route-art i { position: relative; height: 1px; flex: 1; background: rgba(219,231,247,.32); }
.quiet-rail .login-route-art i::after { content: ""; position: absolute; right: 0; top: -3px; width: 7px; height: 7px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 5px rgba(255,255,255,.09); }
.quiet-rail .login-wrap {
  min-height: auto;
  padding: clamp(28px, 5vw, 64px);
  align-items: center;
  background: #fff;
}
.quiet-rail .login-card {
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.quiet-rail .login-card > .eyebrow { margin-top: 0; }
.quiet-rail .login-card > h1 { margin: 0 0 7px; text-align: left; font-size: 30px; letter-spacing: -.055em; }
.quiet-rail .login-card .sub { margin: 0 0 28px; text-align: left; color: var(--muted); font-size: 13px; }
.quiet-rail .login-card .rail-toggle { justify-content: stretch; margin: 0 0 22px; }
.quiet-rail .login-card .rail-btn { flex: 1; min-height: 40px; }
.quiet-rail .login-card label { margin-bottom: 14px; }
.quiet-rail .login-card input { width: 100%; }
.quiet-rail .login-card .pw-wrap { gap: 7px; }
.quiet-rail .login-card .eye {
  min-width: 46px;
  border: 1px solid #dce3ec;
  border-radius: 12px;
  background: #fbfcfe;
  color: #667085;
}
.quiet-rail .login-card .save-row { margin: -1px 0 16px; }
.quiet-rail .login-card .save-row .cbx { padding: 0; border: 0; background: transparent; }
.quiet-rail .login-submit { display: flex; justify-content: space-between; align-items: center; width: 100%; min-height: 50px; margin-top: 4px; padding-inline: 17px; }
.quiet-rail .login-submit span:last-child { font-size: 18px; }
.quiet-rail .login-card .err { min-height: 20px; margin-top: 12px; color: var(--danger); text-align: left; }
.quiet-rail .login-security { margin: 16px 0 0; color: #8a94a6; font-size: 10px; line-height: 1.5; }
.quiet-rail .login-mobile-brand { display: none; margin-bottom: 28px; }

/* Existing overlays harmonized with the light shell */
.quiet-rail .modal { border-color: #dce3ec; background: #fff; color: var(--text); box-shadow: var(--shadow-md); }
.quiet-rail .modal-overlay { background: rgba(15,23,42,.46); backdrop-filter: blur(3px); }
.quiet-rail #toast { border-color: #dce3ec; background: #172033; color: #fff; box-shadow: var(--shadow-md); }

@media (max-width: 900px) {
  .quiet-rail .route-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .quiet-rail .settings-grid { grid-template-columns: 1fr; }
  .quiet-rail .settings-account,
  .quiet-rail .settings-payment,
  .quiet-rail .settings-connected,
  .quiet-rail .settings-admin { grid-column: auto; }
  .quiet-rail .login-stage { grid-template-columns: minmax(0, 1fr) 420px; }
  .quiet-rail .login-hero { padding: 42px; }
  .quiet-rail .login-hero-copy h1 { font-size: 46px; }
}

@media (max-width: 760px) {
  body.quiet-rail { background: #f7f9fc; padding-bottom: calc(76px + env(safe-area-inset-bottom, 0px)); }
  .quiet-rail .app-header {
    position: sticky;
    top: 0;
    min-height: 62px;
    padding: 10px 14px;
    background: rgba(247,249,252,.9);
  }
  .quiet-rail .brand-mark { width: 32px; height: 32px; flex-basis: 32px; border-radius: 10px; }
  .quiet-rail .brand-copy span,
  .quiet-rail .user-label { display: none; }
  .quiet-rail .header-right { gap: 6px; }
  .quiet-rail .header-right > .rail-toggle { order: -1; }
  .quiet-rail .rail-btn { min-width: 48px; padding-inline: 9px; }
  .quiet-rail #logout-btn { width: 34px; min-width: 34px; padding: 0; overflow: hidden; color: transparent; }
  .quiet-rail #logout-btn::after { content: "↗"; color: #667085; font-size: 14px; }
  .quiet-rail .tabs {
    position: fixed;
    inset: auto 8px calc(8px + env(safe-area-inset-bottom, 0px)) 8px;
    top: auto;
    z-index: 50;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    width: auto;
    max-width: none;
    margin: 0;
    padding: 5px;
    overflow: visible;
    border-radius: 18px;
    background: rgba(255,255,255,.94);
    box-shadow: 0 16px 44px rgba(15,23,42,.18);
  }
  .quiet-rail .tab {
    position: relative;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
    min-width: 0;
    min-height: 52px;
    padding: 5px 2px;
    border-radius: 13px;
    font-size: 9px;
  }
  .quiet-rail .tab-icon { height: 18px; font-size: 16px; }
  .quiet-rail .tab.active { background: #172033; }
  .quiet-rail .tab-badge { position: absolute; top: 3px; right: 8px; min-width: 15px; }
  .quiet-rail .app-main {
    width: min(100% - 24px, 680px);
    padding: 30px 0 38px;
  }
  .quiet-rail .page-intro { margin-bottom: 18px; }
  .quiet-rail .page-intro h2 { font-size: 31px; }
  .quiet-rail .page-intro p { font-size: 13px; }
  .quiet-rail .card { border-radius: 18px; }
  .quiet-rail .search-card,
  .quiet-rail .results-card,
  .quiet-rail .settings-grid > .card { padding: 17px; }
  .quiet-rail .route-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
  .quiet-rail .passenger-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .quiet-rail select,
  .quiet-rail input[type="text"],
  .quiet-rail input[type="password"],
  .quiet-rail textarea { min-height: 46px; font-size: 16px; }
  .quiet-rail .search-cta { min-height: 50px; }
  .quiet-rail .results-card { margin-inline: -2px; }
  .quiet-rail .pick-bar { bottom: 76px; border-radius: 15px; }
  .quiet-rail .settings-grid { gap: 12px; }
  .quiet-rail .login-stage {
    display: block;
    width: 100%;
    min-height: 100vh;
    margin: 0;
    border: 0;
    border-radius: 0;
    background: #fff;
    box-shadow: none;
  }
  .quiet-rail .login-hero { display: none; }
  .quiet-rail .login-wrap { min-height: 100vh; padding: 34px 22px; }
  .quiet-rail .login-card { max-width: 440px; }
  .quiet-rail .login-mobile-brand { display: flex; }
  .quiet-rail.login-page { padding-bottom: 0; background: #fff; }
}

@media (max-width: 480px) {
  .quiet-rail .brand-copy h1 { font-size: 17px; }
  .quiet-rail .app-main { width: calc(100% - 20px); }
  .quiet-rail .route-grid { grid-template-columns: 1fr 1fr; }
  .quiet-rail .route-grid label:nth-child(3),
  .quiet-rail .route-grid label:nth-child(4) { grid-column: span 1; }
  .quiet-rail .card-heading p { display: none; }
  .quiet-rail .search-card .fav-block { padding: 10px; }
}

/* Dark mode is deliberately secondary: preserve the new hierarchy without returning to the old black-heavy shell. */
@media (prefers-color-scheme: dark) {
  body.quiet-rail:not(.login-page) {
    --bg: #111722;
    --card: #18202d;
    --border: #2a3545;
    --text: #eef2f7;
    --fg: #eef2f7;
    --muted: #9aa7b8;
    --surface-2: #1b2533;
    --surface-3: #222e3e;
    background: #111722;
  }
  .quiet-rail:not(.login-page) .app-header { background: rgba(17,23,34,.86); border-color: #263243; }
  .quiet-rail:not(.login-page) .tabs,
  .quiet-rail:not(.login-page) .card,
  .quiet-rail:not(.login-page) .pick-bar { background: rgba(24,32,45,.95); border-color: #2b3747; }
  .quiet-rail:not(.login-page) .page-intro h2,
  .quiet-rail:not(.login-page) .card h2 { color: #f3f6fa; }
  .quiet-rail:not(.login-page) button.ghost,
  .quiet-rail:not(.login-page) .rail-toggle { background: #18202d; border-color: #334052; }
  .quiet-rail:not(.login-page) select,
  .quiet-rail:not(.login-page) input[type="text"],
  .quiet-rail:not(.login-page) input[type="password"],
  .quiet-rail:not(.login-page) textarea,
  .quiet-rail:not(.login-page) .train-item,
  .quiet-rail:not(.login-page) .login-block,
  .quiet-rail:not(.login-page) .checks label,
  .quiet-rail:not(.login-page) label.checkbox,
  .quiet-rail:not(.login-page) .card-item {
    background: #141c28;
    border-color: #303c4d;
    color: #eef2f7;
  }
  .quiet-rail:not(.login-page) .search-card .fav-block,
  .quiet-rail:not(.login-page) .mode-tabs { background: #141c28; border-color: #2b3747; }
  .quiet-rail:not(.login-page) .fav-bar .fav,
  .quiet-rail:not(.login-page) .fav-bar .fav.add { background: #18202d; border-color: #334052; color: #c5cfdd; }
  .quiet-rail:not(.login-page) .mode-tab.on { background: #263243; color: #f3f6fa; }
  .quiet-rail:not(.login-page) #slack-link-card { background: #182333; border-color: #31415a; }
  .quiet-rail:not(.login-page) code { background: #222e3e; color: #cbd5e1; }
  @media (max-width: 760px) {
    .quiet-rail:not(.login-page) .tabs { background: rgba(24,32,45,.96); }
  }
}

/* Quiet Rail phase 2 — real-train seat maps and booking controls.
   Visual-only overrides: no seat availability, selection, or booking state changes. */
.quiet-rail .train-item:has(.seat-map) {
  border-color: #c7d5ec;
  box-shadow: 0 8px 26px rgba(23, 32, 51, .065);
}
.quiet-rail .train-item .rs-car {
  border: 1px solid #e2e9f3;
  border-radius: 7px;
  padding: 3px 6px;
  font-variant-numeric: tabular-nums;
}
.quiet-rail .train-item .rs-car.on,
.quiet-rail .train-item .rs-car.active {
  border-color: #9bb8f2;
  background: #eaf1ff;
  color: #17489c;
  font-weight: 750;
}
.quiet-rail .seat-map {
  --seat-w: 38px;
  --seat-h: 36px;
  --seat-fs: 11px;
  --aisle-w: 30px;
  padding: 13px;
  border: 1px solid #dae4f1;
  border-radius: 13px;
  background: #fbfdff;
}
.quiet-rail .seat-map .sm-head {
  gap: 8px;
  margin-bottom: 10px;
  color: #475569;
  font-size: 12px;
}
.quiet-rail .seat-map .sm-head b { color: #1b2d4d; font-weight: 750; }
.quiet-rail .seat-map .sm-scroll {
  padding: 5px 3px 10px;
  scrollbar-width: thin;
  scrollbar-color: #b8c9e5 transparent;
}
.quiet-rail .seat-map .sm-seat {
  border-color: #b5caed;
  border-radius: 7px;
  background: #f1f6ff;
}
.quiet-rail .seat-map .sm-seat b {
  color: #284367;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}
.quiet-rail .seat-map .sm-seat.off { opacity: .35; }
.quiet-rail .seat-map .sm-seat.pk:hover {
  border-color: #1e56c5;
  background: #dfeaff;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, .13);
}
.quiet-rail .seat-map .sm-seat.sel,
.quiet-rail .seat-map .sm-seat.rev.sel {
  background: #205ac7;
  border-color: #205ac7;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, .23);
}
.quiet-rail .seat-map .sm-seat.sel b { color: #fff; }
.quiet-rail .seat-map .sm-legend {
  gap: 9px 13px;
  padding: 10px 0 3px;
  color: #51617a;
  font-size: 11px;
  line-height: 1.6;
}
.quiet-rail .seat-map .sm-pick {
  gap: 10px;
  margin-top: 13px;
  padding-top: 12px;
}
.quiet-rail .seat-map .sm-pick-go { min-height: 40px; border-radius: 10px; }
.quiet-rail .pick-bar.on { border-color: #97b5ef; }
.quiet-rail .pick-bar .pick-main { gap: 10px; }
.quiet-rail .pick-bar .n { color: #263953; font-weight: 750; }
.quiet-rail .pick-bar .pick-opts {
  padding: 8px 12px;
  border-color: #bdcdef;
  color: #315eb0;
  font-weight: 700;
}
.quiet-rail .pick-bar .pick-go {
  min-height: 43px;
  padding-inline: 18px;
  border-radius: 11px;
}
.quiet-rail .pick-bar .pick-options {
  margin-top: 12px;
  padding-top: 14px;
  max-height: min(48vh, 440px);
}
.quiet-rail .pick-bar .pick-options .grid {
  grid-template-columns: repeat(auto-fit, minmax(165px, 1fr));
  gap: 10px;
}
.quiet-rail .pick-bar .pick-options label.checkbox,
.quiet-rail .pick-bar .pick-options .checks label {
  min-height: 42px;
  line-height: 1.45;
}
@media (max-width: 760px) {
  .quiet-rail .seat-map {
    --seat-w: 39px;
    --seat-h: 38px;
    --seat-fs: 11px;
    --aisle-w: 22px;
    padding: 10px 7px;
  }
  .quiet-rail .pick-bar .pick-options .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .quiet-rail .pick-bar .pick-options { max-height: 45vh; }
}
@media (max-width: 420px) {
  .quiet-rail .seat-map { --seat-w: 36px; --seat-h: 36px; --seat-fs: 10px; }
  .quiet-rail .pick-bar .pick-options .grid { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-color-scheme: dark) {
  .quiet-rail:not(.login-page) .seat-map { background: #151f2d; border-color: #36475f; }
  .quiet-rail:not(.login-page) .seat-map .sm-head,
  .quiet-rail:not(.login-page) .seat-map .sm-head b,
  .quiet-rail:not(.login-page) .seat-map .sm-legend,
  .quiet-rail:not(.login-page) .pick-bar .n { color: #dce6f5; }
  .quiet-rail:not(.login-page) .seat-map .sm-seat { background: #223652; border-color: #47648a; }
  .quiet-rail:not(.login-page) .seat-map .sm-seat b { color: #e7effc; }
  .quiet-rail:not(.login-page) .seat-map .sm-seat.sel b { color: #fff; }
}