:root {
  /* Liquid Glass Dark Theme */
  --bg-system: #000000;
  --bg-secondary: rgba(28, 28, 30, 0.4);
  --border-subtle: rgba(255, 255, 255, 0.1);
  --border-separator: rgba(255, 255, 255, 0.15);
  --text-primary: #f5f5f7;
  --text-secondary: #86868b;
  --text-link: #007aff;
  --color-error: #ff453a;
  
  --blue: #007aff;
  --green: #34c759;
  --red: #ff3b30;
  --orange: #ff9500;
  --purple: #af52de;
  --rail-color: #34c759;
  --rail-color-light: #a4e5b4;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);

  /* Train Types */
  --train-local: #007aff;
  --train-sl: #ff9500;
  --train-extra: #ff3b30;
  --train-empty: #636366;

  --svg-grid-line: #e5e5ea;
  --svg-grid-text: #86868b;
  --svg-station-line: #d1d1d6;
  --svg-station-line-alt: #e5e5ea;
  --svg-station-text: #1d1d1f;
  --svg-station-text-alt: #86868b;
  --svg-station-km: #86868b;
  
  --svg-train-up: #007aff;
  --svg-train-down: #af52de;
  --svg-train-text: #1d1d1f;
  --svg-now-line: #ff3b30;
  
  --spring-bouncy: cubic-bezier(0.34, 1.56, 0.64, 1);
  --spring-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --spring-snappy: cubic-bezier(0.2, 0.8, 0.2, 1);
  
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    /* Root style.css dark theme */
    --bg-system: #000000;
    --bg-secondary: #1c1c1e;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-separator: #2c2c2e;
    --text-primary: #f5f5f7;
    --text-secondary: #86868b;
    --text-link: #2997ff;
    --color-error: #ff453a;
    
    --blue: #0a84ff;
    --green: #30d158;
    --orange: #ff9f0a;
    --red: #ff453a;
    --purple: #bf5af2;
    --rail-color: #30d158;
    --rail-color-light: #1b5e20;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);

    /* Train Types (Dark) */
    --train-local: #0a84ff;
    --train-sl: #ff9f0a;
    --train-extra: #ff453a;
    --train-empty: #98989d;

    --svg-grid-line: #2c2c2e;
    --svg-grid-text: #86868b;
    --svg-station-line: #48484a;
    --svg-station-line-alt: #2c2c2e;
    --svg-station-text: #f5f5f7;
    --svg-station-text-alt: #86868b;
    --svg-station-km: #86868b;

    --svg-train-up: #0a84ff;
    --svg-train-down: #bf5af2;
    --svg-train-text: #f5f5f7;
    --svg-now-line: #ff453a;
    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background: #0a0a0f;
  overflow-x: hidden;
}

body {
  /* Vibrant background matching admin/main pages */
  background-color: #0a0a0f;
  background-image: 
    radial-gradient(circle at 15% 20%, rgba(85, 30, 110, 0.35) 0%, transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(30, 80, 110, 0.3) 0%, transparent 40%);
  background-attachment: fixed;
  min-height: 100vh;
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  margin: 0;
  padding: 0;
  padding-bottom: env(safe-area-inset-bottom);
}

button, input {
  font: inherit;
}
button {
  color: inherit;
  transition: transform 0.2s var(--spring-bouncy), background-color 0.2s;
}
button:active {
  transform: scale(0.94);
}
a {
  color: inherit;
}

/* ===== HEADER ===== */
.site-header {
  /* Seamless with body — transparent glass */
  background: transparent;
  padding: 28px 0 16px 0;
}

.header-inner, .container, .site-footer {
  width: min(1100px, 100%);
  margin: auto;
  padding: 16px 20px;
  /* No separate background — seamless with body gradient */
  background: transparent;
  text-align: center;
}
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
}

.eyebrow, .section-kicker {
  font-size: 0.65rem;
  letter-spacing: 0.13em;
  color: var(--text-secondary);
  font-weight: 700;
  text-transform: uppercase;
}

.logo {
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  margin-top: 4px;
  color: var(--text-primary);
  font-weight: 700;
}

.header-clock {
  text-align: right;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.header-clock strong {
  display: block;
  font-size: 1.15rem;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}

/* ===== BANNER ===== */
.offline-banner {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff3cd;
  color: #856404;
  text-align: center;
  padding: 8px 16px;
  font-size: 0.78rem;
  font-weight: 600;
  border-bottom: 1px solid #ffc107;
}

.hidden {
  display: none !important;
}

/* ===== NOTICE ===== */
.notice-section {
  margin: 16px 0 12px;
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 12px 15px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-secondary);
}
.notice-section.status-normal { background: rgba(52, 199, 89, 0.1); border-color: rgba(52, 199, 89, 0.2); }
.notice-section.status-delay { background: rgba(255, 149, 0, 0.1); border-color: rgba(255, 149, 0, 0.2); }
.notice-section.status-unknown { background: rgba(255, 204, 0, 0.1); border-color: rgba(255, 204, 0, 0.2); }
.notice-icon { width: 27px; height: 27px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; font-size: 0.8rem; }
.status-normal .notice-icon { background: var(--green); color: #fff; }
.status-delay .notice-icon { background: var(--orange); color: #fff; }
.status-unknown .notice-icon { background: #ffcc00; color: #fff; }
.notice-copy { display: flex; flex-direction: column; gap: 2px; min-width: 0; text-align: left; }
.notice-copy strong { font-size: 0.84rem; }
.notice-copy span { font-size: 0.7rem; color: var(--text-secondary); text-align: left; }
.notice-chevron { margin-left: auto; font-size: 1.5rem; text-decoration: none; color: var(--text-secondary); }

/* ===== TOOLBAR ===== */
.toolbar { display: flex; justify-content: space-between; align-items: end; gap: 16px; padding: 12px 0 8px; }
.toolbar h2, .panel-head h2 { font-size: 1.15rem; margin-top: 4px; letter-spacing: -0.01em; }
.toolbar-actions { display: flex; align-items: center; gap: 8px; }

/* ===== SERVICE DISCLAIMER ===== */
.service-disclaimer {
  font-size: 0.72rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0 0 16px 0;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
}
.glass-btn, .date-control, .seg-btn {
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  border-radius: 8px;
  padding: 6px 10px;
  color: var(--text-primary);
  font-size: 0.76rem;
  transition: transform 0.2s var(--spring-bouncy), background 0.15s;
}
.glass-btn { cursor: pointer; }
.glass-btn:active, .seg-btn:active { transform: scale(0.94); }
.glass-btn:hover, .seg-btn:hover { background: rgba(255, 255, 255, 0.1); }

.date-control {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  white-space: nowrap;
  padding-right: 28px !important;
  cursor: pointer;
}

/* Date control calendar icon */
.date-picker-control::after,
.date-control:has([data-is-datepicker])::after {
  content: '';
  position: absolute;
  right: 8px !important;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  background-image: url('data:image/svg+xml;utf8,<svg fill="%2386868b" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M19,4H18V2H16V4H8V2H6V4H5A2,2 0 0,0 3,6V20A2,2 0 0,0 5,22H19A2,2 0 0,0 21,20V6A2,2 0 0,0 19,4M19,20H5V10H19V20M19,8H5V6H19V8M7,12H12V17H7V12Z"/></svg>');
  background-repeat: no-repeat;
  background-size: contain;
  pointer-events: none;
}

/* Time control clock icon */
.time-picker-control::after,
.date-control:has(input[type="time"])::after {
  content: '';
  position: absolute;
  right: 8px !important;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  background-image: url('data:image/svg+xml;utf8,<svg fill="%2386868b" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10,10 0 0,0 12,2M12,4A8,8 0 0,1 20,12A8,8 0 0,1 12,20A8,8 0 0,1 4,12A8,8 0 0,1 12,4M12.5,7V12.25L17,14.92L16.25,16.15L11,13V7H12.5Z"/></svg>');
  background-repeat: no-repeat;
  background-size: contain;
  pointer-events: none;
}

input[type=date], input[type=time], input[type=text][data-is-datepicker] {
  border: 0;
  background: transparent;
  color: var(--text-primary);
  outline: 0;
  font-size: 0.78rem;
  font-family: inherit;
  font-variant-numeric: tabular-nums;
  cursor: pointer;
}

input[type="date"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator {
  display: none !important;
  -webkit-appearance: none;
}

input[type="time"] {
  width: 38px;
  min-width: 38px;
  padding: 0;
  margin: 0;
  text-align: center;
}

input[type="date"], input[type="text"][data-is-datepicker] {
  width: 78px;
  min-width: 78px;
  padding: 0;
  margin: 0;
}

input[type="date"]::-webkit-datetime-edit-year-field:focus,
input[type="date"]::-webkit-datetime-edit-month-field:focus,
input[type="date"]::-webkit-datetime-edit-day-field:focus,
input[type="time"]::-webkit-datetime-edit-hour-field:focus,
input[type="time"]::-webkit-datetime-edit-minute-field:focus,
input[type="date"]::-webkit-datetime-edit-text:focus,
input[type="time"]::-webkit-datetime-edit-text:focus {
  background: transparent;
  color: var(--text-primary);
  outline: none;
}

/* ===== VIEW TABS ===== */

.view-tab {
  flex: 1;
  border: 0;
  background: transparent;
  padding: 8px;
  border-radius: 7px;
  color: var(--text-secondary);
  font-weight: 650;
  font-size: 0.78rem;
  cursor: pointer;
  transition: transform 0.2s var(--spring-bouncy), color 0.15s, background 0.15s;
}
.view-tab:active { transform: scale(0.94); }
.view-tab.active { background: var(--text-primary); color: var(--bg-system); }
.view-panel { display: none; }
.view-panel.active { display: block; }

/* ===== PANEL HEAD ===== */
.panel-head { display: flex; justify-content: space-between; align-items: end; gap: 15px; margin: 16px 0 10px; }
.legend, .diagram-tools { display: flex; gap: 12px; align-items: center; font-size: 0.72rem; color: var(--text-secondary); }
.legend span { display: flex; align-items: center; gap: 5px; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot.local { background: var(--train-local); }
.dot.sl { background: var(--train-sl); }
.dot.extra { background: var(--train-extra); }
.dot.empty { background: var(--train-empty); }
.legend-stopped { display: flex; align-items: center; }
.stopped-badge-sample {
  display: inline-block; padding: 2px 6px; border-radius: 4px;
  background: var(--rail-color); color: #fff; font-size: 0.6rem; font-weight: 700;
}

/* =========================================
   POSITION VIEW — Reference Image Layout
   ========================================= */
.position-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
  position: relative;
}
.position-time {
  padding: 14px 18px 0;
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: var(--text-secondary);
}
.position-time strong { font-size: 1rem; color: var(--text-primary); font-variant-numeric: tabular-nums; }
.position-time small { font-size: 0.62rem; }

.position-body { padding: 24px 10px 24px 10px; position: relative; }

/* Station row */
.pos-station-row { display: flex; align-items: center; position: relative; padding: 0; }

/* Left: station label area */
.pos-station-label {
  width: 120px;
  min-width: 120px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 0 12px 10px;
  flex-shrink: 0;
}
.pos-station-icon { width: 20px; height: 20px; display: flex; align-items: center; justify-content: center; color: var(--text-secondary); font-size: 0.75rem; flex-shrink: 0; }
.pos-station-icon svg { width: 16px; height: 16px; fill: var(--text-secondary); }
.pos-station-name { font-size: 0.92rem; font-weight: 700; color: var(--text-primary); line-height: 1.2; }
.pos-station-row.exchange .pos-station-name { font-weight: 800; }

/* Center: rail line area */
.pos-rail-area { flex: 1; display: flex; align-items: center; justify-content: center; position: relative; min-height: 80px; }

/* The vertical rail line */
.pos-rail-column {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 6px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, var(--rail-color-light), var(--rail-color), var(--rail-color-light));
  border-radius: 3px;
  z-index: 1;
}

/* Station dot on rail line */
.pos-rail-dot {
  position: absolute;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 3px solid var(--rail-color);
  z-index: 3;
}
.pos-rail-dot::before {
  content: "";
  position: absolute;
  inset: -6px;
  border: 2px solid var(--rail-color);
  border-radius: 50%;
  opacity: 0;
  animation: none; /* off by default — enabled by .is-exchanging */
}
.pos-station-row.is-exchanging .pos-rail-dot::before {
  animation: ripple-rail 1.6s infinite ease-out;
}
@keyframes ripple-rail {
  0% { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(1.8); opacity: 0; }
}
.pos-station-row.exchange .pos-rail-dot { width: 18px; height: 18px; border-width: 4px; display: flex; align-items: center; justify-content: center; }
.pos-station-row.exchange .pos-rail-dot::after {
  content: "";
  display: block;
  width: 6px;
  height: 6px;
  background: var(--rail-color);
  border-radius: 50%;
}

/* Down trains (left of rail) */
.pos-trains-down {
  position: absolute; right: calc(50% + 18px); top: 50%; transform: translateY(-50%);
  display: flex; flex-direction: row-reverse; gap: 6px; align-items: center; z-index: 4;
}

/* Up trains (right of rail) */
.pos-trains-up {
  position: absolute; left: calc(50% + 18px); top: 50%; transform: translateY(-50%);
  display: flex; flex-direction: row; gap: 6px; align-items: center; z-index: 4;
}

/* Train card (info label) */
.pos-train-card {
  display: flex; align-items: center; gap: 5px; cursor: pointer;
  animation: popInCard 0.5s var(--spring-bouncy) forwards; white-space: nowrap;
  opacity: 0;
  transform: scale(0.8) translateY(4px);
}
@keyframes popInCard { 
  to { opacity: 1; transform: scale(1) translateY(0); } 
}

/* Shield icon */
.pos-train-shield { width: 26px; height: 26px; flex-shrink: 0; }
.pos-train-shield svg { width: 100%; height: 100%; }

/* Info chip */
.pos-train-info {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 5px 9px;
  display: flex; flex-direction: column; gap: 1px;
  align-items: center; text-align: center;
}
@media (prefers-color-scheme: dark) {
  .pos-train-info { background: #2c2c2e; }
}
.pos-train-no { font-size: 0.78rem; font-weight: 800; color: var(--text-primary); }
.pos-train-dest { font-size: 0.6rem; color: var(--text-secondary); font-weight: 500; }

/* Stopped badge */
.pos-stopped-badge {
  display: inline-block; padding: 2px 7px; border-radius: 5px;
  background: var(--rail-color); color: #fff; font-size: 0.62rem; font-weight: 700;
  margin-left: -2px;
}

/* Between-station train marker */
.pos-between-train { position: absolute; z-index: 5; display: flex; align-items: center; gap: 5px; cursor: pointer; animation: popInCard 0.5s var(--spring-bouncy) forwards; transform: translateY(-50%); opacity: 0; }

/* SEPARATOR between station rows */


/* ===== SUMMARY ===== */
.summary-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 12px; }
.summary-card { background: var(--bg-secondary); border: 1px solid var(--border-subtle); border-radius: 10px; padding: 12px 14px; }
.summary-card span { display: block; color: var(--text-secondary); font-size: 0.65rem; }
.summary-card strong { font-size: 1.1rem; display: block; margin-top: 4px; }

/* =========================================
   DIAGRAM VIEW
   ========================================= */
.diagram-shell, .table-card { background: var(--bg-secondary); border: 1px solid var(--border-subtle); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); }
.diagram-scroll { overflow-x: auto; overflow-y: visible; max-width: 100%; }
.diagram-scroll::-webkit-scrollbar, .table-scroll::-webkit-scrollbar { height: 8px; width: 8px; }
.diagram-scroll::-webkit-scrollbar-thumb, .table-scroll::-webkit-scrollbar-thumb { background: #ccc; border-radius: 99px; }
#diagram-svg { display: block; background: var(--bg-system); }
.diagram-tools { gap: 3px; }
.seg-btn { padding: 6px 10px; border-radius: 7px; cursor: pointer; font-weight: 600; }
.seg-btn.active { background: var(--text-primary); color: var(--bg-system); border-color: var(--text-primary); }
.helper { font-size: 0.67rem; color: var(--text-secondary); margin: 9px 3px 20px; }

/* =========================================
   TIMETABLE VIEW
   ========================================= */
.table-scroll { overflow-x: auto; overflow-y: visible; max-width: 100%; }
table { border-collapse: separate; border-spacing: 0; font-variant-numeric: tabular-nums; width: auto; min-width: 100%; }
th, td { padding: 6px 10px; border-bottom: 1px solid var(--border-separator); font-size: 0.72rem; white-space: nowrap; text-align: center; }
th { position: sticky; top: 0; background: var(--bg-secondary); color: var(--text-secondary); font-weight: 650; z-index: 2; border-bottom: 2px solid var(--border-subtle); }
/* First column (station names) sticky */
th:first-child, td:first-child { position: sticky; left: 0; background: var(--bg-secondary); text-align: left; z-index: 3; font-weight: 700; min-width: 80px; border-right: 1px solid var(--border-subtle); }
th:first-child { background: var(--bg-secondary); z-index: 4; }

/* Header rows for timetable */
.tt-header-row th { font-size: 0.68rem; padding: 4px 10px; }
.tt-header-row.tt-type th { font-weight: 700; }
.tt-header-row.tt-trainno th { font-size: 0.82rem; font-weight: 800; color: var(--text-primary); }
.tt-header-row.tt-dest th { font-size: 0.65rem; color: var(--text-secondary); }

/* Timetable cells */
.tt-st-cell { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.tt-st-labels { display: flex; flex-direction: column; font-size: 0.55rem; color: var(--text-secondary); line-height: 1.3; }
.tt-times { display: flex; flex-direction: column; align-items: center; line-height: 1.3; gap: 1px; }
.tt-arr { font-size: 0.62rem; color: var(--text-secondary); }
.tt-dep { font-size: 0.75rem; font-weight: 700; color: var(--text-primary); }
.tt-pass { color: var(--text-secondary); font-size: 0.68rem; }
.tt-nonstop { color: var(--border-separator); font-size: 0.68rem; }
.tt-cancel { color: var(--red); font-size: 0.68rem; text-decoration: line-through; }

/* train-no column styling */
.train-no { font-weight: 750; color: var(--text-primary); }
.up-color { color: var(--blue); }
.down-color { color: var(--purple); }

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0, 0, 0, 0.4); backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px); z-index: 100; display: flex; align-items: center; justify-content: center; padding: 18px;
}
.modal-content {
  width: min(460px, 100%); max-height: 88vh; overflow: auto; background: var(--bg-secondary);
  border: 1px solid var(--border-subtle); border-radius: 16px; padding: 22px; box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); position: relative; color: var(--text-primary);
}
.modal-close {
  position: absolute; right: 12px; top: 10px; width: 31px; height: 31px; border: 0; border-radius: 50%;
  background: var(--border-subtle); color: var(--text-secondary); font-size: 1.3rem; cursor: pointer;
}
.modal-kicker { color: var(--text-secondary); font-size: 0.67rem; letter-spacing: 0.1em; }
.modal-title { font-size: 1.5rem; margin: 4px 0 14px; }
.modal-badges { display: flex; gap: 6px; flex-wrap: wrap; }
.badge { font-size: 0.68rem; padding: 5px 8px; border-radius: 99px; background: rgba(150, 150, 150, 0.1); color: var(--text-secondary); }
.badge.blue { background: rgba(10, 132, 255, 0.12); color: var(--blue); }
.badge.orange { background: rgba(255, 159, 10, 0.12); color: var(--orange); }
.badge.red { background: rgba(255, 69, 58, 0.12); color: var(--red); }
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 8px; margin-top: 16px; }
.detail-cell { background: rgba(150, 150, 150, 0.05); border-radius: 10px; padding: 10px; }
.detail-cell small { display: block; color: var(--text-secondary); font-size: 0.6rem; }
.detail-cell strong { display: block; margin-top: 3px; font-size: 0.82rem; }
.formation { margin-top: 15px; }
.formation h4 { font-size: 0.72rem; color: var(--text-secondary); margin-bottom: 7px; }
.formation-list { display: flex; flex-wrap: wrap; gap: 6px; }
.formation-list span { padding: 6px 9px; background: rgba(150, 150, 150, 0.1); border-radius: 8px; font-size: 0.7rem; }
.station-detail { margin-top: 16px; border-top: 1px solid var(--border-separator); padding-top: 12px; }
.station-detail h4 { font-size: 0.72rem; color: var(--text-secondary); margin-bottom: 7px; }
.stop-row { display: grid; grid-template-columns: 1fr 60px 60px; gap: 5px; padding: 6px 0; font-size: 0.68rem; border-bottom: 1px solid var(--border-subtle); }
.stop-row .cancel { color: var(--red); text-decoration: line-through; }
.memo { margin-top: 12px; padding: 10px; border-radius: 10px; background: rgba(255, 159, 10, 0.08); color: var(--orange); font-size: 0.7rem; line-height: 1.5; }

/* ===== FOOTER ===== */
.site-footer { text-align: center; padding: 40px 20px; color: var(--text-secondary); font-size: 0.7rem; display: flex; flex-direction: column; gap: 6px; }

/* ===== FLOATING TAB BAR ===== */
.floating-tab-bar {
  position: fixed; bottom: calc(24px + env(safe-area-inset-bottom)); left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; padding: 4px; width: max-content;
  background: rgba(25, 25, 28, 0.75); backdrop-filter: blur(20px) saturate(180%); -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 0.5px solid rgba(255, 255, 255, 0.18); border-radius: 32px; box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4);
  z-index: 40;
}
.tab-glider {
  position: absolute; top: 4px; left: 4px; height: calc(100% - 8px); width: 80px;
  background: rgba(255, 255, 255, 0.2); border: 0.5px solid rgba(255, 255, 255, 0.25);
  border-radius: 24px; transition: transform 250ms cubic-bezier(0.2, 0.8, 0.2, 1), width 250ms ease;
  pointer-events: none; z-index: 1;
}
@media (prefers-color-scheme: light) {
  .floating-tab-bar {
    background: rgba(255, 255, 255, 0.75); border-color: rgba(0, 0, 0, 0.15); box-shadow: 0 12px 36px rgba(0, 0, 0, 0.1);
  }
  .tab-glider {
    background: rgba(0, 0, 0, 0.05); border-color: rgba(0, 0, 0, 0.1);
  }
}
.tab-btn { flex: 1; border: 0; background: transparent; padding: 8px 18px; border-radius: 20px; color: var(--text-secondary); font-weight: 600; font-size: 0.85rem; cursor: pointer; transition: color 0.15s; position: relative; z-index: 2; white-space: nowrap; -webkit-tap-highlight-color: transparent; }
.tab-btn.active { color: var(--text-primary); }

/* ===== RESPONSIVE ===== */
@media(max-width:700px){
  .header-inner, .container { padding-left: 14px; padding-right: 14px; }
  .header-inner { align-items: start; }
  .header-clock strong { font-size: 1.05rem; }
  .logo { font-size: 1.15rem; }
  .toolbar { align-items: start; flex-direction: column; }
  .toolbar-actions { width: 100%; }
  .date-control { flex: 1; justify-content: center; }
  .date-control input { width: auto; }
  .summary-grid { grid-template-columns: 1fr 1fr; }
  .summary-card:last-child { grid-column: span 2; }
  .pos-station-label { width: 90px; min-width: 90px; padding-left: 6px; }
  .pos-station-name { font-size: 0.78rem; }
  .pos-train-info { padding: 4px 7px; }
  .pos-train-no { font-size: 0.7rem; }
  .pos-train-shield { width: 22px; height: 22px; }
  .pos-station-name-col { left: 4px; font-size: 0.8rem; width: 75px; text-align: left; }
}


/* --- Updated Position View Styles --- */
.pos-station-row {
  display: flex;
  align-items: center;
  position: relative;
  min-height: 48px;
  background: rgba(255, 255, 255, 0.05); /* Station row is slightly darker/different */
  
  padding: 4px 0;
}
.pos-between-row {
  display: flex;
  align-items: center;
  position: relative;
  min-height: 48px;
  background: transparent; /* Between row is transparent or lighter */
  /* border-bottom: 1px dashed rgba(255, 255, 255, 0.15); */
  padding: 4px 0;
}

.pos-station-name-col {
  position: absolute;
  left: 4px;
  top: 50%;
  transform: translateY(-50%);
  width: 90px;
  text-align: left;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-primary);
  z-index: 10;
}

.pos-rail-area {
  width: 6px;
  height: 100%;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pos-rail-area::before {
  content: "";
  position: absolute;
  width: 100%;
  left: 0;
  top: 0;
  bottom: 0;
  background: #30d158;
  z-index: 1;
}
.pos-rail-area.rail-first::before {
  top: 50%;
}
.pos-rail-area.rail-last::before {
  bottom: 50%;
}
.pos-station-dot {
  width: 14px;
  height: 14px;
  background: #fff;
  border: 3px solid #30d158;
  border-radius: 50%;
  z-index: 2;
  flex-shrink: 0;
  position: relative;
}
.pos-station-dot::before {
  content: "";
  position: absolute;
  inset: -6px;
  border: 2px solid #30d158;
  border-radius: 50%;
  opacity: 0;
  /* Ripple animation is OFF by default — only on .is-exchanging */
  animation: none;
}

/* Active train exchange at this station → show ripple */
.pos-station-row.is-exchanging .pos-station-dot {
  border-color: #30d158;
  box-shadow: 0 0 10px rgba(48, 209, 88, 0.6);
}
.pos-station-row.is-exchanging .pos-station-dot::before {
  animation: ripple 1.6s infinite ease-out;
  border-color: #30d158;
}
@keyframes ripple {
  0%   { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(1.9); opacity: 0; }
}

.pos-trains-container {
  display: flex;
  flex: 1;
  gap: 8px;
  padding: 0 8px;
  flex-wrap: wrap;
}
.pos-trains-down {
  justify-content: flex-end;
  padding-left: 100px;
}
.pos-trains-up {
  justify-content: flex-start;
}

/* Override existing pos-between-train since it's no longer absolute */
.pos-between-train {
  position: static !important;
  transform: none !important;
}

/* Adjust card margins for flex layout */
.pos-train-card {
  margin: 2px 0 !important;
}

/* Train position smooth movement */
.pos-train-card {
  transition: top 0.6s var(--spring-easing), opacity 0.5s ease, transform 0.2s var(--spring-bouncy);
}
.pos-train-card:active {
  transform: scale(0.92) !important;
}
.pos-rail-area::before {
  transition: height 0.6s var(--spring-easing), top 0.6s var(--spring-easing), bottom 0.6s var(--spring-easing);
}

/* Table row fade-ins */
#timetable-table tbody tr {
  opacity: 0;
  transform: translateY(10px);
  animation: tableRowFade 0.5s var(--smooth-easing) forwards;
}
@keyframes tableRowFade {
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeUp { from { opacity: 0; transform: translateY(15px); } to { opacity: 1; transform: translateY(0); } }
.pos-station-row, .pos-between-row { animation: fadeUp 0.6s var(--smooth-easing) both; }

:root {
  --spring-easing: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --smooth-easing: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Glassmorphism utility */
.glass-panel {
  background: rgba(28, 28, 30, 0.65);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--border-subtle);
}
@media (prefers-color-scheme: light) {
  .glass-panel {
    background: rgba(255, 255, 255, 0.65);
  }
}