:root {
  --arkus-blue: #0958d9;
  --arkus-blue-2: #0b3a8d;
  --arkus-gold: #f6c443;
  --arkus-gold-2: #ffd86b;
  --ink: #101828;
  --muted: #667085;
  --line: #d9e2f2;
  --soft: #f4f8ff;
  --success: #12b76a;
  --danger: #f04438;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #f7faff;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
}

button {
  touch-action: manipulation;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(246, 196, 67, 0.24);
  background: linear-gradient(135deg, rgba(4, 18, 45, 0.96), rgba(9, 88, 217, 0.94));
  backdrop-filter: blur(16px);
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-wordmark {
  display: block;
  color: #fff;
  font-size: 18px;
  font-weight: 950;
  line-height: 1;
}

.brand-arkus,
.hero-arkus {
  color: var(--arkus-gold);
}

.brand-product,
.hero-product {
  color: #fff;
}

.brand-subtitle {
  display: block;
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 12px;
  font-weight: 800;
}

.nav-link {
  border-radius: 999px;
  padding: 10px 14px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
  font-weight: 800;
  white-space: nowrap;
}

.nav-link.active,
.nav-link:hover {
  color: #101828;
  background: var(--arkus-gold);
}

.hero-band {
  background:
    linear-gradient(135deg, rgba(9, 88, 217, 0.97), rgba(7, 41, 97, 0.97)),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='900' height='520' viewBox='0 0 900 520'%3E%3Cg fill='none' stroke='rgba(255,255,255,0.18)' stroke-width='2'%3E%3Cpath d='M-50 360 C140 280 240 450 420 350 S680 230 960 310'/%3E%3Cpath d='M-80 210 C100 160 250 260 430 190 S710 90 970 170'/%3E%3Cpath d='M120 0 V520 M330 0 V520 M560 0 V520 M780 0 V520' opacity='.35'/%3E%3C/g%3E%3Cg fill='rgba(246,196,67,0.92)'%3E%3Ccircle cx='168' cy='284' r='6'/%3E%3Ccircle cx='420' cy='350' r='7'/%3E%3Ccircle cx='662' cy='248' r='6'/%3E%3Ccircle cx='250' cy='245' r='5'/%3E%3C/g%3E%3C/svg%3E");
  color: #fff;
}

.gold-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  background: rgba(246, 196, 67, 0.18);
  color: var(--arkus-gold-2);
  border: 1px solid rgba(246, 196, 67, 0.34);
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 900;
}

.primary-btn,
.secondary-btn,
.danger-btn,
.ghost-btn {
  min-height: 48px;
  border-radius: 14px;
  padding: 12px 16px;
  font-weight: 900;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.primary-btn {
  color: #08111f;
  background: var(--arkus-gold);
  box-shadow: 0 14px 28px rgba(246, 196, 67, 0.25);
}

.secondary-btn {
  color: #fff;
  background: var(--arkus-blue);
}

.danger-btn {
  color: #fff;
  background: var(--danger);
}

.ghost-btn {
  color: var(--arkus-blue);
  background: #fff;
  border: 1px solid var(--line);
}

.icon {
  width: 20px;
  height: 20px;
  fill: currentColor;
  flex: 0 0 auto;
}

.field {
  display: grid;
  gap: 7px;
}

.field label {
  font-size: 13px;
  font-weight: 900;
  color: #344054;
}

.field input,
.field select {
  min-height: 50px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  padding: 0 13px;
  outline: none;
}

.field input:focus,
.field select:focus {
  border-color: var(--arkus-blue);
  box-shadow: 0 0 0 4px rgba(9, 88, 217, 0.1);
}

.panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(9, 35, 79, 0.07);
}

.soft-panel {
  background: var(--soft);
  border: 1px solid #e6eefb;
  border-radius: 8px;
}

.bus-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 14px;
  display: grid;
  gap: 12px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--success);
  box-shadow: 0 0 0 5px rgba(18, 183, 106, 0.12);
}

.status-dot.warn {
  background: var(--arkus-gold);
  box-shadow: 0 0 0 5px rgba(246, 196, 67, 0.16);
}

.status-dot.done {
  background: #98a2b3;
  box-shadow: 0 0 0 5px rgba(152, 162, 179, 0.16);
}

.map-box {
  min-height: 420px;
  height: min(64vh, 620px);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #dcecff;
}

.driver-map {
  min-height: 320px;
  height: 44vh;
}

.leaflet-control-attribution {
  font-size: 10px;
}

.seat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.seat {
  min-height: 46px;
  border-radius: 12px;
  border: 1px solid #c8d5eb;
  background: #fff;
  font-weight: 900;
}

.seat.booked {
  color: #98a2b3;
  background: #eef2f7;
  cursor: not-allowed;
}

.seat.selected {
  color: #08111f;
  border-color: var(--arkus-gold);
  background: var(--arkus-gold);
}

.timeline {
  display: grid;
  gap: 10px;
}

.timeline-step {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  align-items: start;
}

.timeline-dot {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: #fff;
  background: #98a2b3;
}

.timeline-step.active .timeline-dot,
.timeline-step.done .timeline-dot {
  background: var(--arkus-blue);
}

.qr {
  width: 152px;
  height: 152px;
  background:
    linear-gradient(90deg, #111 50%, transparent 0) 0 0 / 16px 16px,
    linear-gradient(#111 50%, transparent 0) 0 0 / 16px 16px,
    #fff;
  border: 10px solid #fff;
  box-shadow: inset 0 0 0 2px #111;
}

.stat {
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 16px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid #e8eef8;
  text-align: left;
  font-size: 14px;
}

th {
  color: #475467;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.mobile-tabs {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  z-index: 60;
  display: none;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border: 1px solid rgba(9, 88, 217, 0.16);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 18px 40px rgba(9, 35, 79, 0.18);
  backdrop-filter: blur(16px);
  padding: 6px;
}

.mobile-tabs a {
  min-height: 44px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  color: #475467;
}

.mobile-tabs a.active {
  color: #fff;
  background: var(--arkus-blue);
}

@media (max-width: 860px) {
  .desktop-nav {
    display: none;
  }

  .mobile-tabs {
    display: grid;
  }

  main {
    padding-bottom: 92px;
  }

  .map-box {
    min-height: 390px;
    height: 58vh;
  }
}