:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --ink: #111827;
  --muted: #64748b;
  --line: #e2e8f0;
  --primary: #4f46e5;
  --primary-strong: #3730a3;
  --primary-soft: #eef2ff;
  --green: #16a34a;
  --green-soft: #dcfce7;
  --danger: #dc2626;
  --shadow: 0 18px 48px rgba(15, 23, 42, .08);
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button, input, select, textarea {
  font: inherit;
}

button { cursor: pointer; }

.app-shell {
  min-height: 100vh;
}

.topbar {
  height: 78px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  padding: 0 max(20px, calc((100vw - 1180px) / 2));
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--primary-strong);
  text-decoration: none;
  font-weight: 900;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--green));
  font-size: 17px;
}

.brand-text {
  font-size: 24px;
  letter-spacing: 0;
}

.back-link {
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-weight: 600;
  width: max-content;
}

.back-link span:first-child {
  font-size: 30px;
  line-height: 1;
  transform: translateY(-1px);
}

.icon-button {
  justify-self: end;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
  color: var(--primary);
  display: grid;
  place-items: center;
  font-size: 22px;
}

.icon-button.is-logged-in {
  background: var(--green-soft);
  color: #166534;
  border-color: rgba(22, 163, 74, .24);
}

main {
  padding: 0 20px 42px;
}

.progress-wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 0 22px;
}

.progress-track {
  height: 8px;
  border-radius: 999px;
  background: #d7dce6;
  overflow: hidden;
}

.progress-track span {
  display: block;
  height: 100%;
  width: 20%;
  background: linear-gradient(90deg, var(--primary), var(--primary-strong));
  transition: width .25s ease;
}

.steps {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.steps li {
  display: grid;
  justify-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.step-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #eff4fb;
  border: 1px solid #e6edf7;
  color: #64748b;
  transition: .2s ease;
}

.steps li.active .step-icon,
.steps li.done .step-icon {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 10px 28px rgba(79, 70, 229, .24);
}

.workspace {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 28px;
  align-items: start;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.booking-panel {
  padding: 34px;
  min-height: 560px;
}

.summary-panel {
  padding: 26px;
  position: sticky;
  top: 106px;
}

.panel-heading {
  max-width: 640px;
  margin-bottom: 28px;
}

.eyebrow {
  color: var(--primary);
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0;
  font-weight: 800;
  margin: 0 0 10px;
}

h1, h2, h3, p {
  margin-top: 0;
}

h1 {
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.08;
  margin-bottom: 10px;
}

h2 {
  font-size: 20px;
  margin-bottom: 0;
}

.panel-heading p,
.quiet {
  color: var(--muted);
  line-height: 1.55;
}

.grid {
  display: grid;
  gap: 14px;
}

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

.option-card {
  text-align: left;
  min-height: 134px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: var(--radius);
  padding: 20px;
  display: grid;
  align-content: start;
  gap: 12px;
  transition: .18s ease;
}

.option-card:hover,
.option-card.selected {
  border-color: var(--primary);
  box-shadow: 0 14px 34px rgba(79, 70, 229, .16);
  transform: translateY(-1px);
}

.option-card.selected {
  background: var(--primary-soft);
}

.option-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  background: #f1f5f9;
  color: var(--primary);
  font-size: 24px;
}

.option-card h3 {
  margin: 0;
  font-size: 17px;
}

.option-card p {
  color: var(--muted);
  margin: -5px 0 0;
  font-size: 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
  font-weight: 700;
  color: #334155;
}

.field.full {
  grid-column: 1 / -1;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 13px 14px;
  min-height: 48px;
  background: #fff;
  color: var(--ink);
  outline: none;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(79, 70, 229, .12);
}

.address-card {
  display: grid;
  gap: 16px;
}

.map-placeholder {
  height: 180px;
  border-radius: var(--radius);
  border: 1px solid #cfd8e3;
  background:
    linear-gradient(90deg, rgba(79, 70, 229, .08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(79, 70, 229, .08) 1px, transparent 1px),
    #f8fafc;
  background-size: 38px 38px;
  position: relative;
  overflow: hidden;
}

.map-placeholder::before,
.map-placeholder::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 7px rgba(22, 163, 74, .16);
}

.map-placeholder::before { left: 18%; top: 54%; }
.map-placeholder::after {
  right: 18%;
  top: 28%;
  background: var(--primary);
  box-shadow: 0 0 0 7px rgba(79, 70, 229, .16);
}

.map-placeholder span {
  position: absolute;
  left: 24%;
  right: 24%;
  top: 45%;
  border-top: 3px dashed rgba(79, 70, 229, .45);
  transform: rotate(-10deg);
}

.summary-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 22px;
}

.status-dot {
  border-radius: 999px;
  padding: 6px 10px;
  background: #f1f5f9;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.status-dot.live {
  background: var(--green-soft);
  color: #166534;
}

.status-dot.error {
  background: #fee2e2;
  color: #991b1b;
}

.summary-list {
  margin: 0;
  display: grid;
  gap: 14px;
}

.summary-list div {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.summary-list dt {
  color: var(--muted);
}

.summary-list dd {
  margin: 0;
  font-weight: 750;
  text-align: right;
  overflow-wrap: anywhere;
}

.fare-card {
  margin: 24px 0 18px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: #fff;
  padding: 18px;
  display: grid;
  gap: 6px;
}

.fare-card span {
  opacity: .82;
  font-weight: 700;
}

.fare-card strong {
  font-size: 32px;
}

.actions {
  margin-top: 30px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.btn {
  border-radius: var(--radius);
  border: 1px solid transparent;
  min-height: 48px;
  padding: 0 20px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn.primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 12px 26px rgba(79, 70, 229, .22);
}

.btn.primary:hover { background: var(--primary-strong); }

.btn.secondary {
  background: #fff;
  color: var(--ink);
  border-color: var(--line);
}

.btn.ghost {
  width: 100%;
  background: var(--primary-soft);
  color: var(--primary-strong);
}

.btn:disabled {
  opacity: .45;
  cursor: not-allowed;
  box-shadow: none;
}

.confirm-box {
  display: grid;
  gap: 18px;
}

.confirm-row {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  display: grid;
  gap: 6px;
}

.confirm-row span {
  color: var(--muted);
  font-weight: 700;
}

.confirm-row strong {
  font-size: 18px;
}

.account-dialog {
  border: 0;
  border-radius: var(--radius);
  padding: 0;
  width: min(520px, calc(100vw - 28px));
  box-shadow: 0 28px 80px rgba(15, 23, 42, .25);
}

.account-dialog::backdrop {
  background: rgba(15, 23, 42, .46);
}

.account-card {
  padding: 26px;
  display: grid;
  gap: 18px;
}

.account-card label {
  display: grid;
  gap: 8px;
  font-weight: 800;
}

.account-card textarea,
.account-card input {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  resize: vertical;
}

.dialog-actions {
  display: flex;
  justify-content: end;
  gap: 12px;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(140%);
  min-width: min(420px, calc(100vw - 32px));
  background: #111827;
  color: #fff;
  border-radius: var(--radius);
  padding: 14px 16px;
  font-weight: 700;
  text-align: center;
  z-index: 50;
  transition: transform .24s ease;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 920px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .summary-panel {
    position: static;
  }

  .parcel-grid,
  .vehicle-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .topbar {
    height: 68px;
    padding-inline: 14px;
  }

  .brand-text { font-size: 20px; }

  main { padding-inline: 14px; }

  .steps {
    gap: 6px;
  }

  .steps li {
    font-size: 11px;
  }

  .step-icon {
    width: 38px;
    height: 38px;
  }

  .booking-panel,
  .summary-panel {
    padding: 20px;
  }

  .summary-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .summary-list dd {
    text-align: left;
  }

  .actions,
  .dialog-actions {
    flex-direction: column;
  }

  .actions .btn,
  .dialog-actions .btn {
    width: 100%;
  }
}