/* --- Custom properties — dark theme default (inspirerat av dark-theme.css) --- */
:root {
  --bg: #0d0d0d;
  --surface: #1a1a1a;
  --surface2: #252525;
  --ink: #e8e8e8;
  --muted: #9a9a9a;
  --border: #333333;
  --accent: #00d4ff;
  --accent-soft: #1a3a42;
  --green: #22c55e;
  --yellow: #f59e0b;
  --red: #ef4444;
  --radius: 12px;
  --header-h: 56px;
}

[data-theme="light"] {
  --bg: #f0f2f5;
  --surface: #ffffff;
  --surface2: #e8eaed;
  --ink: #1a1a1a;
  --muted: #666666;
  --border: #e0e0e0;
  --accent: #0099bb;
  --accent-soft: #dff4fb;
  --green: #16a34a;
  --yellow: #d97706;
  --red: #dc2626;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

/* --- App shell --- */
#app {
  display: flex;
  flex-direction: column;
  height: 100dvh;
  max-width: 640px;
  margin: 0 auto;
}

/* --- Header --- */
#app-header {
  display: flex;
  align-items: center;
  gap: 8px;
  height: var(--header-h);
  padding: 0 12px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

#header-title {
  flex: 1;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.icon-btn {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s;
}
.icon-btn:hover { background: var(--accent-soft); }
.icon-btn[hidden] { display: none; }

/* --- Views --- */
main {
  flex: 1;
  overflow: hidden;
  position: relative;
}
.view {
  display: none;
  flex-direction: column;
  height: 100%;
  overflow-y: auto;
}
.view.active { display: flex; }

/* --- Tabs --- */
.tabs {
  display: flex;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.tab {
  flex: 1;
  padding: 13px 8px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
  font-family: inherit;
}
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* --- Train list --- */
#train-list {
  list-style: none;
  flex: 1;
}

.train-item {
  display: grid;
  grid-template-columns: 58px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  border-left: 4px solid transparent;
  cursor: pointer;
  transition: background 0.1s;
}
.train-item:hover { background: var(--surface2); }
.train-item:active { background: var(--surface); }

.train-item[data-status="ontime"]    { border-left-color: var(--green); }
.train-item[data-status="delayed"]   { border-left-color: var(--yellow); }
.train-item[data-status="cancelled"] { border-left-color: var(--red); opacity: 0.6; }
.train-item[data-status="passed"]    { border-left-color: var(--muted); opacity: 0.45; }

.train-time {
  font-size: 1.15rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  line-height: 1;
}
.train-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}
.train-id {
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 500;
}
.train-dir {
  font-size: 0.95rem;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.train-status { text-align: right; }

/* --- Status badges --- */
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 0.76rem;
  font-weight: 600;
  white-space: nowrap;
}
.badge.ontime    { background: rgba(34,197,94,.15);  color: var(--green); }
.badge.delayed   { background: rgba(245,158,11,.15); color: var(--yellow); }
.badge.cancelled { background: rgba(239,68,68,.15);  color: var(--red); }
.badge.passed    { background: rgba(154,154,154,.15);color: var(--muted); }

/* --- Last updated bar --- */
#last-updated {
  padding: 7px 16px;
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

/* --- Train detail view --- */
#train-detail-header {
  padding: 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.detail-train-id {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 4px;
}
.detail-route {
  font-size: 1.05rem;
  font-weight: 600;
}

/* --- Stop list --- */
#train-stops {
  list-style: none;
  padding: 8px 0;
  flex: 1;
}

.stop-item {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  align-items: center;
  gap: 4px;
  padding: 10px 16px;
  position: relative;
}
/* Connecting line */
.stop-item::before {
  content: '';
  position: absolute;
  left: 27px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}
.stop-item:first-child::before { top: 50%; }
.stop-item:last-child::before  { bottom: 50%; }

.stop-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  background: var(--bg);
  z-index: 1;
  justify-self: center;
}
.stop-item.passed .stop-dot    { background: var(--accent); }
.stop-item.delayed .stop-dot   { border-color: var(--yellow); }
.stop-item.cancelled .stop-dot { border-color: var(--red); background: rgba(239,68,68,.2); }

.stop-name {
  font-size: 0.95rem;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.stop-item.passed    .stop-name { color: var(--muted); }
.stop-item.cancelled .stop-name { color: var(--muted); text-decoration: line-through; }
.stop-item.delayed              { background: rgba(245,158,11,.05); }
.stop-item.cancelled            { background: rgba(239,68,68,.05); }

.stop-times {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.stop-time {
  font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
}
.stop-time.delayed { color: var(--yellow); font-weight: 600; }
.stop-time.actual  { color: var(--green); }
.stop-planned {
  font-size: 0.82rem;
  color: var(--muted);
  text-decoration: line-through;
  font-variant-numeric: tabular-nums;
}
.stop-arrow {
  font-size: 0.7rem;
  color: var(--muted);
}
.stop-latebadge {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--yellow);
  background: rgba(245,158,11,.15);
  padding: 1px 5px;
  border-radius: 10px;
}

/* --- Settings view --- */
.settings-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.settings-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.settings-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}
.settings-hint {
  font-size: 0.8rem;
  color: var(--muted);
}
.settings-hint a { color: var(--accent); }

.settings-input {
  width: 100%;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 0.95rem;
  outline: none;
  font-family: inherit;
  transition: border-color 0.15s;
}
.settings-input:focus { border-color: var(--accent); }

.station-search-wrap { position: relative; }

#station-suggestions {
  position: absolute;
  top: calc(100% + 2px);
  left: 0;
  right: 0;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  list-style: none;
  display: none;
  z-index: 20;
  max-height: 240px;
  overflow-y: auto;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}
#station-suggestions li {
  padding: 10px 14px;
  cursor: pointer;
  font-size: 0.95rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}
#station-suggestions li:last-child { border-bottom: none; }
#station-suggestions li:hover { background: var(--accent-soft); color: var(--accent); }

#selected-station {
  font-size: 0.85rem;
  color: var(--accent);
  min-height: 20px;
}

.btn {
  padding: 11px 16px;
  border-radius: var(--radius);
  border: none;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: opacity 0.15s;
  text-align: center;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary   { background: var(--accent); color: #0d0d0d; }
.btn-secondary { background: var(--surface2); color: var(--ink); border: 1px solid var(--border); }
.btn:hover:not(:disabled) { opacity: 0.85; }

.theme-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
}

/* --- Empty / loading / error states --- */
.state-msg {
  padding: 40px 20px;
  text-align: center;
  color: var(--muted);
  font-size: 0.95rem;
  list-style: none;
}
.state-msg.is-error { color: var(--red); }
.state-msg a,
.state-msg button {
  display: inline-block;
  margin-top: 14px;
  padding: 8px 18px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--ink);
  text-decoration: none;
  cursor: pointer;
  font-size: 0.9rem;
  font-family: inherit;
}

/* --- Toast --- */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 10px 22px;
  border-radius: 24px;
  font-size: 0.88rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  transition: transform 0.25s ease;
  z-index: 100;
  white-space: nowrap;
  pointer-events: none;
}
#toast.show { transform: translateX(-50%) translateY(0); }

/* --- Scrollbar styling --- */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }