:root {
  color-scheme: light dark;
  --bg: #edf4ef;
  --bg-deep: #dce9e1;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: rgba(255, 255, 255, 0.96);
  --surface-soft: rgba(246, 250, 247, 0.94);
  --text: #122117;
  --muted: #56665b;
  --border: rgba(18, 33, 23, 0.09);
  --accent: #0f8d4a;
  --accent-strong: #0c6b39;
  --accent-soft: rgba(15, 141, 74, 0.12);
  --blue: #2563eb;
  --blue-soft: rgba(37, 99, 235, 0.12);
  --amber: #d97706;
  --amber-soft: rgba(217, 119, 6, 0.12);
  --shadow: 0 18px 50px rgba(12, 29, 18, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-7: 1.75rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #07110b;
    --bg-deep: #0d1b13;
    --surface: rgba(14, 23, 17, 0.88);
    --surface-strong: rgba(11, 18, 14, 0.96);
    --surface-soft: rgba(19, 29, 22, 0.92);
    --text: #f4f8f4;
    --muted: #9aaba0;
    --border: rgba(255, 255, 255, 0.08);
    --accent: #1db954;
    --accent-strong: #16954a;
    --accent-soft: rgba(29, 185, 84, 0.14);
    --blue-soft: rgba(37, 99, 235, 0.16);
    --amber-soft: rgba(217, 119, 6, 0.18);
    --shadow: 0 30px 90px rgba(0, 0, 0, 0.38);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at top left, rgba(15, 141, 74, 0.16), transparent 34%),
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.08), transparent 28%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
  color: var(--text);
  font-family: "Outfit", sans-serif;
  transition: background 240ms ease, color 180ms ease;
}

body[data-screen="plan"] {
  background:
    radial-gradient(circle at top right, rgba(217, 119, 6, 0.16), transparent 32%),
    radial-gradient(circle at bottom left, rgba(15, 141, 74, 0.1), transparent 24%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
}

body[data-screen="stops"] {
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.14), transparent 30%),
    radial-gradient(circle at bottom right, rgba(15, 141, 74, 0.1), transparent 26%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
}

body[data-screen="map"] {
  background:
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.18), transparent 34%),
    radial-gradient(circle at bottom left, rgba(6, 182, 212, 0.08), transparent 24%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
}

body[data-screen="more"] {
  background:
    radial-gradient(circle at top left, rgba(15, 141, 74, 0.12), transparent 30%),
    radial-gradient(circle at bottom right, rgba(217, 119, 6, 0.1), transparent 26%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

button:focus-visible,
input:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 60%, white 40%);
  outline-offset: 2px;
}

.hidden {
  display: none !important;
}

.app-root {
  width: min(100%, 1080px);
  margin: 0 auto;
  padding: 0 1rem 7rem;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) 0 var(--space-3);
  backdrop-filter: blur(18px);
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg) 84%, transparent 16%), transparent);
}

.topbar__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  width: 100%;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.brand-badge {
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 70%, white 30%));
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.08em;
  box-shadow: 0 14px 30px color-mix(in srgb, var(--accent) 24%, transparent 76%);
}

.brand-eyebrow,
.section-label {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--muted) 72%, var(--accent) 28%);
}

.brand-title {
  margin: 0.2rem 0 0;
  font-size: clamp(1rem, 1.8vw, 1.35rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
}

.icon-button {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  gap: 4px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.icon-button span {
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: var(--space-6);
}

.panel--soft {
  background: var(--surface-soft);
}

.panel--hero {
  background:
    radial-gradient(circle at top right, rgba(15, 141, 74, 0.16), transparent 28%),
    linear-gradient(180deg, var(--surface-strong), var(--surface));
}

.panel--home {
  background:
    radial-gradient(circle at top right, rgba(15, 141, 74, 0.18), transparent 30%),
    radial-gradient(circle at bottom left, rgba(37, 99, 235, 0.08), transparent 26%),
    linear-gradient(180deg, var(--surface-strong), var(--surface));
}

.panel--plan {
  background:
    radial-gradient(circle at right top, rgba(217, 119, 6, 0.14), transparent 28%),
    linear-gradient(180deg, var(--surface-strong), var(--surface));
}

.route-launch {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  text-align: left;
}

.route-launch--home {
  margin-top: var(--space-2);
}

.route-launch__title {
  margin: 0.3rem 0 0.15rem;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.route-launch__subtitle,
.status-bar p,
.hero-copy,
.screen-heading p,
.panel-header p,
.helper-copy,
.empty-state p,
.teaser-card p,
.metric-note,
.mini-stat span,
.stat-card span,
.info-row span,
.summary-row dt,
.meta-chip span,
.legend-item span {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: rgba(127, 127, 127, 0.12);
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
  white-space: nowrap;
}

.status-chip[data-tone="ready"],
.status-chip[data-tone="success"] {
  background: var(--accent-soft);
  color: var(--accent);
}

.status-chip[data-tone="warning"] {
  background: var(--amber-soft);
  color: var(--amber);
}

.status-chip[data-tone="loading"] {
  background: var(--blue-soft);
  color: var(--blue);
}

.status-chip[data-tone="error"] {
  background: rgba(194, 65, 12, 0.14);
  color: #c2410c;
}

.status-bar {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.app-main {
  display: grid;
  gap: var(--space-4);
  padding-bottom: 1rem;
}

.screen-viewport {
  overflow: hidden;
  transition: height 280ms ease;
}

.screen-track {
  display: flex;
  align-items: flex-start;
  width: 100%;
  transition: transform 320ms cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

.screen-page {
  flex: 0 0 100%;
  width: 100%;
  display: grid;
  gap: var(--space-5);
  padding-right: 2px;
}

.screen-page[aria-hidden="true"] {
  pointer-events: none;
}

.screen-body,
.panel-stack,
.screen-grid,
.overview-grid,
.field-stack,
.toggle-stack,
.slider-stack,
.action-grid,
.info-list,
.legend-list,
.summary-list,
.home-actions,
.teaser-grid {
  display: grid;
  gap: var(--space-4);
}

.screen-grid--planner {
  align-items: start;
}

.screen-heading,
.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.screen-heading h2,
.panel-header h3,
.hero-heading {
  margin: 0.3rem 0 0.15rem;
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.primary-button,
.secondary-button,
.filter-button {
  min-height: 54px;
  padding: 0.95rem 1.1rem;
  border-radius: 20px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 120ms ease, background-color 120ms ease, border-color 120ms ease;
}

.primary-button:hover,
.secondary-button:hover,
.filter-button:hover {
  transform: translateY(-1px);
}

.primary-button {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 72%, white 28%));
  color: #fff;
  box-shadow: 0 14px 28px color-mix(in srgb, var(--accent) 24%, transparent 76%);
}

.primary-button--large {
  min-height: 60px;
  font-size: 1rem;
}

.secondary-button {
  background: var(--surface-soft);
  color: var(--text);
  border-color: var(--border);
}

.secondary-button--ghost {
  background: transparent;
}

.secondary-button--blue {
  background: var(--blue-soft);
  color: var(--blue);
  border-color: color-mix(in srgb, var(--blue) 18%, transparent 82%);
}

.secondary-button--amber {
  background: var(--amber-soft);
  color: var(--amber);
  border-color: color-mix(in srgb, var(--amber) 18%, transparent 82%);
}

.primary-button:disabled,
.secondary-button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.teaser-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.teaser-card,
.mini-stat,
.stat-card,
.info-row,
.summary-row,
.meta-chip,
.legend-item {
  padding: var(--space-4);
  border-radius: 22px;
  background: var(--surface-soft);
  border: 1px solid var(--border);
}

.teaser-card strong,
.mini-stat strong,
.stat-card strong,
.meta-chip strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 1rem;
}

.teaser-step {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 800;
}

.field-group {
  position: relative;
  display: grid;
  gap: var(--space-2);
}

.field-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--muted) 78%, var(--accent) 22%);
}

.text-input {
  width: 100%;
  min-height: 60px;
  padding: 0 1rem;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--surface-soft);
  color: var(--text);
  font-size: 1rem;
}

.suggestions {
  position: absolute;
  top: calc(100% + 0.4rem);
  left: 0;
  right: 0;
  z-index: 40;
  list-style: none;
  margin: 0;
  padding: 0.4rem;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  max-height: 260px;
  overflow: auto;
}

.suggestions__item {
  width: 100%;
  min-height: 46px;
  padding: 0.75rem 0.85rem;
  border: 0;
  border-radius: 14px;
  background: transparent;
  color: var(--text);
  text-align: left;
}

.suggestions__item:hover,
.suggestions__item:focus-visible {
  background: var(--accent-soft);
}

.toggle-card,
.slider-card {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--surface-soft);
  border: 1px solid var(--border);
}

.toggle-card {
  grid-template-columns: auto 1fr;
  align-items: flex-start;
}

.toggle-card input[type="checkbox"] {
  width: 22px;
  height: 22px;
  margin-top: 0.1rem;
  accent-color: var(--accent);
}

.toggle-card strong {
  display: block;
  margin-bottom: 0.25rem;
}

.slider-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.slider-value {
  font-weight: 800;
  color: var(--accent);
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 12px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--text) 10%, transparent 90%);
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 28px;
  height: 28px;
  border: 3px solid #fff;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 30%, transparent 70%);
}

input[type="range"]::-moz-range-thumb {
  width: 28px;
  height: 28px;
  border: 3px solid #fff;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 30%, transparent 70%);
}

.panel--actions {
  display: grid;
  gap: var(--space-4);
}

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

.action-grid--compact {
  grid-template-columns: 1fr;
}

.progress-track {
  position: relative;
  height: 38px;
  overflow: hidden;
  border-radius: 999px;
  background: color-mix(in srgb, var(--text) 8%, transparent 92%);
}

.progress-track__road {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  transform: translateY(-50%);
  background: repeating-linear-gradient(90deg, color-mix(in srgb, var(--text) 18%, transparent 82%) 0 14px, transparent 14px 28px);
}

.progress-track__car {
  position: absolute;
  left: -18%;
  top: 50%;
  transform: translateY(-50%);
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  animation: drive-across 3.1s linear infinite;
}

@keyframes drive-across {
  from {
    left: -18%;
  }

  to {
    left: 100%;
  }
}

.metric-hero,
.overview-grid {
  display: grid;
  gap: var(--space-4);
}

.metric-kicker {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--muted) 70%, var(--accent) 30%);
}

.metric-value {
  margin: 0.35rem 0 0.3rem;
  font-size: clamp(2.3rem, 7vw, 4rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.metric-rail {
  display: grid;
  gap: var(--space-3);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.chart-shell {
  min-height: 360px;
}

#socChart {
  width: 100%;
  min-height: 320px;
  max-height: 360px;
}

.empty-state {
  display: grid;
  gap: var(--space-4);
}

.filter-bar {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.filter-button {
  background: var(--surface-soft);
  color: var(--muted);
  border-color: var(--border);
}

.filter-button.is-active {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 20%, transparent 80%);
}

.stop-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

.stop-card {
  display: grid;
  gap: var(--space-4);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.stop-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.stop-card__title {
  margin: 0;
  font-size: 1.15rem;
}

.stop-card__subtitle,
.stop-card__footer {
  color: var(--muted);
  line-height: 1.5;
}

.stop-card__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.badge--neutral {
  background: rgba(127, 127, 127, 0.14);
  color: var(--text);
}

.badge--accent {
  background: var(--accent-soft);
  color: var(--accent);
}

.badge--info {
  background: var(--blue-soft);
  color: var(--blue);
}

.badge--warning {
  background: var(--amber-soft);
  color: var(--amber);
}

.badge--dark {
  background: color-mix(in srgb, var(--text) 10%, transparent 90%);
  color: var(--text);
}

.meta-chip span {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.panel--map {
  padding: var(--space-4);
}

#routeMap {
  min-height: 460px;
  border-radius: 24px;
  border: 1px solid var(--border);
  overflow: hidden;
}

.legend-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
}

.info-row,
.summary-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.info-row strong,
.summary-row dd {
  margin: 0;
  text-align: right;
  word-break: break-word;
}

.summary-list {
  margin: 0;
}

.inline-note {
  display: flex;
  align-items: center;
  min-height: 54px;
  padding: 0.9rem 1rem;
  border-radius: 20px;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  color: var(--muted);
}

.inline-note[data-tone="success"] {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 22%, transparent 78%);
}

.inline-note[data-tone="error"] {
  color: #c2410c;
  border-color: rgba(194, 65, 12, 0.24);
}

.swipe-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.swipe-note strong {
  font-size: 0.95rem;
}

.tabbar {
  position: fixed;
  left: 50%;
  bottom: 12px;
  transform: translateX(-50%);
  z-index: 45;
  width: min(calc(100% - 14px), 760px);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.25rem;
  padding: 0.35rem;
  border-radius: 28px;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent 8%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.tabbar__button {
  min-height: 60px;
  display: grid;
  justify-items: center;
  gap: 0.2rem;
  padding: 0.45rem 0.25rem;
  border: 0;
  border-radius: 22px;
  background: transparent;
  color: var(--muted);
}

.tabbar__button.is-active {
  background: var(--accent-soft);
  color: var(--accent);
}

.tabbar__icon {
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: color-mix(in srgb, currentColor 12%, transparent 88%);
  font-size: 0.72rem;
  font-weight: 800;
}

.tabbar__label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.sheet {
  position: fixed;
  inset: 0;
  z-index: 60;
}

.sheet__backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(5, 9, 7, 0.42);
}

.sheet__panel {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: var(--space-4);
  border-radius: 28px 28px 0 0;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.sheet__handle {
  width: 44px;
  height: 5px;
  margin: 0 auto var(--space-4);
  border-radius: 999px;
  background: color-mix(in srgb, var(--text) 14%, transparent 86%);
}

.sheet__header {
  margin-bottom: var(--space-4);
}

.sheet__actions {
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 860px) {
  .app-root {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .screen-grid--planner,
  .overview-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-actions,
  .action-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .action-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .action-grid--compact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric-hero {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: end;
  }

  .metric-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .filter-bar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .panel,
  .panel--map {
    padding: var(--space-5);
  }

  .route-launch,
  .screen-heading,
  .panel-header,
  .info-row,
  .summary-row,
  .swipe-note {
    flex-direction: column;
    align-items: stretch;
  }

  .teaser-grid,
  .stats-grid,
  .stop-card__grid,
  .legend-list {
    grid-template-columns: 1fr;
  }

  .tabbar {
    width: calc(100% - 12px);
    bottom: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}