:root {
  --bg: #eef4fb;
  --ink: #132033;
  --muted: #4f6078;
  --panel: #ffffff;
  --line: #c5d8ee;
  --accent: #0959a5;
  --accent-strong: #074884;
  --accent-soft: #e2eef9;
  --brand-warm: #ffad51;
  --warn: #9a5a07;
  --error: #9a1e1e;
  --font: "Space Grotesk", "Avenir Next", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(circle at 85% 15%, #ffad5140 0, #ffad5100 36%),
    radial-gradient(circle at 12% 88%, #0959a524 0, #0959a500 34%),
    var(--bg);
  min-height: 100vh;
}

.app {
  width: min(960px, 100% - 2rem);
  margin: 2rem auto 3rem;
  display: grid;
  gap: 1rem;
}

.hero {
  border: 1px solid var(--line);
  background: linear-gradient(135deg, #ffffff 0%, #f0f6fd 72%, #fff3e4 100%);
  padding: 1.25rem;
  border-radius: 14px;
}

.heroTop {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
}

.kicker {
  margin: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-size: 0.76rem;
}

.langPicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.langPicker select {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 0.2rem 0.4rem;
  font: inherit;
}

h1 {
  margin: 0.25rem 0;
  font-size: clamp(1.6rem, 5vw, 2.3rem);
  color: var(--accent);
}

.subtitle {
  margin: 0;
  color: #334257;
  max-width: 70ch;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
}

.grid {
  display: grid;
  gap: 0.9rem;
  margin-bottom: 0.9rem;
  align-items: start;
}

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

@media (max-width: 740px) {
  .grid.two {
    grid-template-columns: 1fr;
  }

  .modeGroup {
    min-height: 0;
  }
}

label,
.modeGroup {
  display: grid;
  gap: 0.35rem;
}

label span,
.modeTitle {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
}

input,
button {
  font: inherit;
}

input {
  -webkit-appearance: none;
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.62rem 0.68rem;
  background: white;
  width: 100%;
  min-height: 2.65rem;
}

input[type="radio"] {
  -webkit-appearance: auto;
  appearance: auto;
  min-height: auto;
  width: auto;
}

input:focus {
  outline: 2px solid #6ca4d8;
  border-color: #6ca4d8;
}

.modeGroup {
  align-content: start;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  margin: 0;
  min-height: 2.65rem;
  background: #f8fbff;
}

.inline {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--ink);
}

.autocomplete {
  position: relative;
}

.suggestions {
  position: absolute;
  top: calc(100% + 0.3rem);
  left: 0;
  right: 0;
  max-height: 14rem;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
  z-index: 20;
}

.suggestionItem {
  display: block;
  width: 100%;
  text-align: left;
  border: 0;
  border-bottom: 1px solid #e8eef8;
  border-radius: 0;
  padding: 0.56rem 0.66rem;
  background: transparent;
  color: #1f1f1f;
  cursor: pointer;
  font-weight: 500;
}

.suggestionItem:last-child {
  border-bottom: 0;
}

.suggestionItem:hover,
.suggestionItem:focus {
  background: #edf4fd;
  outline: none;
}

button {
  border: none;
  border-radius: 10px;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 120ms ease;
}

button:hover {
  background: var(--accent-strong);
}

button[disabled] {
  opacity: 0.7;
  cursor: wait;
}

.hidden {
  display: none;
}

.status {
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  background: #fff;
  color: #2f2f2f;
  margin-bottom: 1rem;
}

.status.loading {
  background: #fff5e7;
  border-color: #ffcf94;
}

.status.ok {
  background: var(--accent-soft);
  border-color: #9ec2e8;
}

.status.error {
  background: #ffe6e6;
  border-color: #e8abab;
  color: var(--error);
}

.cards {
  display: grid;
  gap: 0.8rem;
}

.trainCard {
  border: 1px solid var(--line);
  background: white;
  border-radius: 12px;
  padding: 0.9rem;
}

.trainCard header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
  border-bottom: 1px solid #e2edf9;
  margin-bottom: 0.65rem;
  padding-bottom: 0.45rem;
}

.trainCard h3,
.trainCard p {
  margin: 0;
}

.trainCard strong {
  color: var(--accent);
}

.summary {
  color: #2e3b4d;
  margin-top: 0.55rem;
}

.wagonsBlock {
  margin-top: 0.65rem;
  display: grid;
  gap: 0.45rem;
}

.wagonRow {
  border: 1px solid #dbe8f8;
  border-radius: 8px;
  padding: 0.5rem 0.6rem;
  background: #f9fcff;
}

.wagonTitle {
  margin: 0;
  color: #204670;
  font-weight: 600;
}

.wagonSeats {
  margin: 0.22rem 0 0;
  color: #2e3b4d;
  line-height: 1.45;
  word-break: break-word;
}

.warn {
  color: var(--warn);
  font-size: 0.9rem;
  margin-top: 0.45rem;
}

.empty {
  color: #3f4e62;
}

.credits {
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
  padding: 0.2rem 0 0.7rem;
}

.credits p {
  margin: 0;
}

.credits a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.credits a:hover {
  text-decoration: underline;
}