:root {
  color-scheme: light;
  --bg: #f3f4ef;
  --panel: #ffffff;
  --border: #d8ddd2;
  --border-strong: #adb5a3;
  --text: #162112;
  --muted: #5f6b58;
  --accent: #0d5c46;
  --accent-strong: #083b2d;
  --error: #8f1d18;
  --shadow: 0 18px 40px rgba(22, 33, 18, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(13, 92, 70, 0.12), transparent 32%),
    linear-gradient(180deg, #f8f8f4 0%, var(--bg) 100%);
  color: var(--text);
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
}

.train-times-app {
  min-height: 100vh;
  padding: 24px;
}

.app-shell {
  max-width: 1080px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(216, 221, 210, 0.8);
  border-radius: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  padding: 24px;
}

.app-header,
.toolbar,
.results-header,
.journey-main,
.journey-primary-meta,
.journey-secondary-meta,
.legs-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.app-header {
  margin-bottom: 20px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.app-header h1,
.results-header h2 {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
}

.header-note,
.results-header p,
.field-hint,
.journey-secondary-meta,
.state-message {
  color: var(--muted);
}

.search-panel,
.results-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
}

.search-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) auto minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.field,
.autocomplete {
  position: relative;
}

.field label,
.autocomplete label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.9rem;
  font-weight: 600;
}

.field input,
.field select,
.autocomplete input {
  width: 100%;
  min-height: 46px;
  padding: 11px 13px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fcfcfa;
  color: var(--text);
}

.field input:focus,
.field select:focus,
.autocomplete input:focus,
.search-button:focus,
.swap-button:focus,
.link-button:focus,
.autocomplete-results button:focus {
  outline: 2px solid rgba(13, 92, 70, 0.28);
  outline-offset: 2px;
  border-color: var(--accent);
}

.swap-field {
  display: flex;
  align-items: flex-end;
}

.swap-button,
.search-button,
.link-button,
.autocomplete-results button {
  border: 0;
  border-radius: 12px;
}

.swap-button,
.search-button {
  min-height: 46px;
  padding: 0 16px;
  font-weight: 600;
}

.swap-button {
  background: #edf3ee;
  color: var(--text);
}

.search-button {
  background: var(--accent);
  color: #fff;
}

.search-button:disabled {
  opacity: 0.65;
}

.toolbar {
  margin-top: 16px;
}

.toolbar-controls {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 14px;
}

.compact-field {
  min-width: 220px;
}

.checkbox {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 46px;
}

.checkbox input {
  width: 18px;
  height: 18px;
}

.autocomplete-shell {
  position: relative;
}

.field-hint {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.8rem;
}

.autocomplete-results {
  position: absolute;
  z-index: 4;
  inset: calc(100% + 6px) 0 auto;
  margin: 0;
  padding: 6px;
  list-style: none;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.autocomplete-results button {
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding: 11px 12px;
  background: transparent;
  color: var(--text);
  text-align: left;
}

.autocomplete-results button.is-highlighted,
.autocomplete-results button:hover {
  background: #eef4ef;
}

.code {
  color: var(--muted);
  font-weight: 600;
}

.error-message {
  margin: 16px 0 0;
  color: var(--error);
  font-weight: 600;
}

.results-panel {
  margin-top: 18px;
}

.journey-list,
.legs-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.journey-row {
  border-top: 1px solid var(--border);
  padding: 14px 0;
}

.journey-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.journey-main {
  flex-wrap: wrap;
}

.journey-times {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 180px;
  font-size: 1.2rem;
}

.journey-arrow {
  color: var(--muted);
}

.journey-primary-meta,
.journey-secondary-meta {
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.95rem;
}

.journey-primary-meta {
  font-weight: 600;
}

.link-button {
  padding: 0;
  background: transparent;
  color: var(--accent);
}

.legs-list {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

.legs-list li {
  padding: 5px 0;
}

@media (max-width: 980px) {
  .search-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .swap-field {
    align-items: center;
  }
}

@media (max-width: 640px) {
  .train-times-app {
    padding: 12px;
  }

  .app-shell {
    padding: 16px;
    border-radius: 18px;
  }

  .app-header,
  .toolbar,
  .results-header,
  .journey-main,
  .journey-primary-meta,
  .journey-secondary-meta,
  .legs-list li {
    display: block;
  }

  .search-grid {
    grid-template-columns: 1fr;
  }

  .toolbar-controls {
    margin-bottom: 12px;
  }

  .journey-times {
    margin-bottom: 8px;
  }

  .journey-primary-meta span,
  .journey-secondary-meta span {
    display: inline-block;
    margin-right: 10px;
    margin-bottom: 6px;
  }

  .autocomplete-results {
    position: static;
    margin-top: 8px;
  }
}