:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --brand-page: #111827;
  --brand-panel: #1f2937;
  --brand-panelStrong: #374151;
  --brand-text: #f9fafb;
  --brand-muted: #cbd5e1;
  --brand-accent: #f59e0b;
  --brand-accentText: #111827;
  --brand-secondary: #fb7185;
  --brand-outline: #64748b;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--brand-text);
  background:
    radial-gradient(circle at 12% 4%, color-mix(in srgb, var(--brand-accent) 22%, transparent), transparent 34rem),
    radial-gradient(circle at 90% 98%, color-mix(in srgb, var(--brand-secondary) 15%, transparent), transparent 32rem),
    var(--brand-page);
}

button,
input,
select {
  font: inherit;
}

button,
a,
input,
select {
  -webkit-tap-highlight-color: transparent;
}

.app-loading {
  display: grid;
  min-height: 100vh;
  place-items: center;
  color: var(--brand-muted);
}

.maker-shell {
  display: grid;
  grid-template-columns: minmax(320px, 430px) minmax(0, 1fr);
  gap: 22px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0;
}

.maker-controls,
.maker-result,
.route-picker,
.error-page {
  border: 1px solid color-mix(in srgb, var(--brand-outline) 42%, transparent);
  border-radius: 24px;
  background: color-mix(in srgb, var(--brand-panel) 94%, transparent);
  box-shadow: 0 28px 80px rgb(0 0 0 / 28%);
  backdrop-filter: blur(18px);
}

.maker-controls {
  align-self: start;
  padding: 26px;
}

.brand-heading {
  margin-bottom: 26px;
}

.project-switcher {
  display: inline-flex;
  margin-bottom: 24px;
  color: var(--brand-muted);
  font-size: 13px;
  text-decoration: none;
}

.project-switcher::before {
  content: "←";
  margin-right: 7px;
}

.project-switcher:hover {
  color: var(--brand-accent);
}

.eyebrow {
  margin: 0 0 7px;
  color: var(--brand-accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 10px;
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1;
  letter-spacing: -0.04em;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(20px, 3vw, 28px);
  letter-spacing: -0.025em;
}

.intro {
  margin-bottom: 0;
  color: var(--brand-muted);
  line-height: 1.55;
}

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 24px;
}

.field label,
.style-fieldset legend {
  color: var(--brand-text);
  font-size: 14px;
  font-weight: 750;
}

.field small {
  color: var(--brand-muted);
  font-size: 12px;
  line-height: 1.45;
}

input,
select {
  width: 100%;
  min-height: 48px;
  border: 1px solid color-mix(in srgb, var(--brand-outline) 62%, transparent);
  border-radius: 13px;
  outline: 0;
  background: var(--brand-page);
  color: var(--brand-text);
  padding: 11px 13px;
}

input:focus,
select:focus {
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-accent) 22%, transparent);
}

.style-fieldset {
  min-width: 0;
  margin: 0 0 24px;
  padding: 0;
  border: 0;
}

.style-fieldset legend {
  margin-bottom: 10px;
}

.preset-list {
  display: grid;
  gap: 9px;
}

.preset-card {
  position: relative;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 24px;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 9px;
  border: 1px solid color-mix(in srgb, var(--brand-outline) 45%, transparent);
  border-radius: 15px;
  background: color-mix(in srgb, var(--brand-panelStrong) 65%, transparent);
  color: var(--brand-text);
  text-align: left;
  cursor: pointer;
  transition: border-color 150ms ease, background 150ms ease, transform 150ms ease;
}

.preset-card:hover {
  border-color: color-mix(in srgb, var(--brand-accent) 75%, transparent);
  transform: translateY(-1px);
}

.preset-card.selected {
  border-color: var(--brand-accent);
  background: color-mix(in srgb, var(--brand-accent) 10%, var(--brand-panelStrong));
}

.preset-swatch {
  width: 58px;
  aspect-ratio: 4 / 5;
  border: 1px solid rgb(255 255 255 / 18%);
  border-radius: 10px;
  box-shadow: inset 0 0 0 1px rgb(0 0 0 / 12%);
}

.preset-copy {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.preset-copy strong {
  font-size: 14px;
}

.preset-copy small {
  overflow: hidden;
  color: var(--brand-muted);
  font-size: 11px;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preset-check {
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--brand-outline) 60%, transparent);
  border-radius: 999px;
  color: transparent;
  font-size: 13px;
}

.preset-card.selected .preset-check {
  border-color: var(--brand-accent);
  background: var(--brand-accent);
  color: var(--brand-accentText);
}

.maker-result {
  align-self: start;
  min-width: 0;
  padding: 26px;
}

.result-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.preview-badge {
  flex: 0 0 auto;
  padding: 6px 10px;
  border: 1px solid color-mix(in srgb, var(--brand-outline) 48%, transparent);
  border-radius: 999px;
  color: var(--brand-muted);
  font-size: 11px;
  font-weight: 750;
}

.preview-badge.ready {
  border-color: color-mix(in srgb, var(--brand-accent) 65%, transparent);
  background: color-mix(in srgb, var(--brand-accent) 12%, transparent);
  color: var(--brand-accent);
}

.preview-stage {
  display: grid;
  min-height: 460px;
  place-items: center;
  overflow: hidden;
  padding: 20px;
  border: 1px solid color-mix(in srgb, var(--brand-outline) 34%, transparent);
  border-radius: 18px;
  background:
    linear-gradient(45deg, rgb(255 255 255 / 3%) 25%, transparent 25%, transparent 75%, rgb(255 255 255 / 3%) 75%),
    linear-gradient(45deg, rgb(255 255 255 / 3%) 25%, transparent 25%, transparent 75%, rgb(255 255 255 / 3%) 75%),
    var(--brand-page);
  background-position: 0 0, 12px 12px;
  background-size: 24px 24px;
}

.preview-stage canvas {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: min(67vh, 700px);
  border-radius: 10px;
  box-shadow: 0 24px 60px rgb(0 0 0 / 36%);
}

.status-text {
  min-height: 21px;
  margin: 15px 0 10px;
  color: var(--brand-muted);
  font-size: 13px;
}

.status-text[data-type="ready"] {
  color: var(--brand-accent);
}

.status-text[data-type="error"] {
  color: #ff8a80;
}

.destination-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 10px;
  margin-bottom: 16px;
  color: var(--brand-muted);
  font-size: 12px;
}

.destination-row code {
  overflow: hidden;
  color: var(--brand-text);
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.save-button,
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 52px;
  padding: 12px 18px;
  border: 0;
  border-radius: 14px;
  background: var(--brand-accent);
  color: var(--brand-accentText);
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
}

.save-button:hover:not(:disabled),
.button-link:hover {
  filter: brightness(1.06);
}

.save-button:disabled {
  cursor: not-allowed;
  filter: saturate(0.35);
  opacity: 0.52;
}

.route-picker,
.error-page {
  width: min(720px, calc(100% - 32px));
  margin: 8vh auto 0;
  padding: clamp(26px, 5vw, 48px);
}

.route-picker > p:not(.eyebrow),
.error-page > p:not(.eyebrow) {
  color: var(--brand-muted);
}

.route-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.route-card {
  display: grid;
  min-height: 150px;
  align-content: end;
  gap: 5px;
  padding: 22px;
  border: 1px solid rgb(255 255 255 / 14%);
  border-radius: 18px;
  color: white;
  text-decoration: none;
  transition: transform 150ms ease, border-color 150ms ease;
}

.route-card:hover {
  border-color: rgb(255 255 255 / 46%);
  transform: translateY(-2px);
}

.route-card strong {
  font-size: 24px;
}

.route-card span {
  color: rgb(255 255 255 / 76%);
  font-size: 13px;
}

.route-card-lanka {
  background: linear-gradient(145deg, #ffa726, #d9825b 45%, #1b1c1d);
}

.route-card-indo {
  background: linear-gradient(145deg, #38bdf8, #2dd4bf 45%, #0f172a);
}

.error-page .button-link {
  width: auto;
  margin-top: 12px;
}

@media (max-width: 900px) {
  .maker-shell {
    grid-template-columns: 1fr;
    width: min(680px, calc(100% - 24px));
    padding: 18px 0 28px;
  }

  .maker-controls,
  .maker-result {
    padding: 20px;
    border-radius: 20px;
  }

  .preview-stage {
    min-height: 360px;
  }
}

@media (max-width: 540px) {
  .route-list {
    grid-template-columns: 1fr;
  }

  .destination-row {
    grid-template-columns: 1fr;
  }

  .destination-row code {
    text-align: left;
  }

  .preset-copy small {
    white-space: normal;
  }

  .preview-stage {
    min-height: 300px;
    padding: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}