:root {
  --navy: #0d3b5c;
  --navy-dark: #082c46;
  --amber: #f2b705;
  --ink: #1d2733;
  --muted: #5f6c7a;
  --faint: #8d99a6;
  --bg: #f2f4f7;
  --card: #ffffff;
  --line: #e3e8ee;
  --green: #1e7e34;
  --red: #c0392b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}

a { color: var(--navy); }

.container { max-width: 880px; margin: 0 auto; padding: 0 16px; }

/* Header */
.site-header { background: var(--navy); color: #fff; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; padding-bottom: 14px; gap: 12px; flex-wrap: wrap; }
.site-header .brand { font-size: 19px; font-weight: 700; letter-spacing: .2px; text-decoration: none; color: #fff; }
.site-header .brand small { display: block; font-size: 12px; font-weight: 400; color: #b8cfe0; }
.site-header .phone { font-size: 14px; color: #d7e5f0; text-decoration: none; font-weight: 600; }

/* Hero */
.hero { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-dark) 100%); color: #fff; padding: 46px 0 54px; }
.hero h1 { margin: 0 0 8px; font-size: clamp(26px, 4.5vw, 36px); line-height: 1.2; }
.hero p { margin: 0; color: #c6d8e6; max-width: 560px; }
.hero .price-line { margin-top: 14px; font-size: 15px; color: #fff; }
.hero .price-line b { color: var(--amber); }

/* Reg box */
.reg-box { background: var(--card); border-radius: 14px; padding: 22px; margin: -30px auto 30px; box-shadow: 0 12px 30px rgba(13, 59, 92, .18); }
.reg-box form { display: flex; gap: 10px; flex-wrap: wrap; }
.reg-box input[type="text"] {
  flex: 1; min-width: 200px; font-size: 20px; letter-spacing: 2px; text-transform: uppercase;
  padding: 13px 16px; border: 2px solid var(--line); border-radius: 10px; font-weight: 700;
}
.reg-box input[type="text"]:focus { outline: none; border-color: var(--navy); }

/* Buttons */
.btn { display: inline-block; border: 0; cursor: pointer; font-size: 16px; font-weight: 700; padding: 13px 22px; border-radius: 10px; text-decoration: none; text-align: center; }
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--navy-dark); }
.btn-amber { background: var(--amber); color: var(--navy-dark); }
.btn-amber:hover { filter: brightness(.95); }
.btn-outline { background: #fff; color: var(--navy); border: 2px solid var(--navy); }
.btn-sm { padding: 8px 14px; font-size: 14px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

/* Cards & sections */
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px; margin-bottom: 18px; }
.card h2 { margin: 0 0 14px; font-size: 20px; }
.card h3 { margin: 0 0 6px; font-size: 16px; }

.section { padding: 34px 0; }

/* Steps */
.steps { display: flex; gap: 8px; margin: 0 0 20px; flex-wrap: wrap; }
.step { flex: 1; min-width: 110px; text-align: center; padding: 10px 8px; background: #e6ebf1; border-radius: 10px; font-size: 13px; font-weight: 600; color: var(--muted); }
.step.active { background: var(--navy); color: #fff; }
.step.done { background: #dceadf; color: var(--green); }

/* Forms */
.form-row { margin-bottom: 14px; }
label { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 5px; }
input[type="text"], input[type="email"], input[type="tel"], input[type="date"], input[type="password"], select {
  width: 100%; padding: 11px 13px; font-size: 16px; border: 1.5px solid var(--line); border-radius: 9px; background: #fff; color: var(--ink);
}
input:focus, select:focus { outline: none; border-color: var(--navy); }
.field-error { color: var(--red); font-size: 13px; margin-top: 4px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 620px) { .form-grid { grid-template-columns: 1fr; } }

/* Reg pill */
.reg-pill { display: inline-block; background: var(--amber); color: var(--navy-dark); font-weight: 800; letter-spacing: 2px; padding: 4px 14px; border-radius: 8px; font-size: 20px; }

/* Vehicle summary */
.vehicle-summary { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.vehicle-summary .reg-pill { font-size: 22px; }
.vehicle-summary .meta { color: var(--muted); font-size: 15px; }

.mot-banner { border-radius: 10px; padding: 12px 16px; font-size: 14px; margin: 14px 0 0; }
.mot-banner.ok { background: #e8f5ec; color: #1e5e33; }
.mot-banner.warn { background: #fdf0e6; color: #9a5b16; }
.mot-banner.bad { background: #fdeaea; color: var(--red); }

/* Calendar grid */
.day-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
@media (max-width: 640px) { .day-grid { grid-template-columns: repeat(4, 1fr); } }
.day-cell { border: 1.5px solid var(--line); border-radius: 10px; padding: 9px 4px; text-align: center; background: #fff; }
.day-cell .dow { font-size: 11px; color: var(--faint); text-transform: uppercase; letter-spacing: .4px; }
.day-cell .dom { font-size: 16px; font-weight: 700; }
.day-cell .avail { font-size: 11px; color: var(--green); }
.day-cell .avail.none { color: var(--red); }
a.day-cell { text-decoration: none; color: var(--ink); transition: border-color .12s, transform .12s; }
a.day-cell:hover { border-color: var(--navy); transform: translateY(-1px); }
.day-cell.closed { opacity: .4; pointer-events: none; }
.day-cell.selected { border-color: var(--navy); background: #eaf1f7; }

/* Time chips */
.time-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
@media (max-width: 640px) { .time-grid { grid-template-columns: repeat(2, 1fr); } }
.time-cell { display: block; text-align: center; border: 1.5px solid var(--line); border-radius: 10px; padding: 12px 6px; background: #fff; cursor: pointer; font-weight: 700; font-size: 15px; color: var(--ink); }
.time-cell:hover { border-color: var(--navy); background: #eaf1f7; }
.time-cell:disabled { opacity: .4; cursor: not-allowed; }
.time-cell .spots { display: block; font-size: 11px; font-weight: 500; color: var(--green); }

/* Summary rows */
.summary { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; margin: 16px 0; }
.summary .row { display: flex; justify-content: space-between; padding: 11px 16px; border-bottom: 1px solid var(--line); font-size: 14px; }
.summary .row:last-child { border-bottom: 0; }
.summary .row .k { color: var(--muted); }
.summary .row .v { font-weight: 700; }
.summary .row.total { background: #f7f9fb; font-size: 15px; }

/* Alerts */
.alert { border-radius: 10px; padding: 13px 16px; margin: 0 0 18px; font-size: 14px; }
.alert.error { background: #fdeaea; color: var(--red); }
.alert.success { background: #e8f5ec; color: #1e5e33; }
.alert.info { background: #eaf1f7; color: var(--navy); }

/* Badges */
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.badge.paid, .badge.completed { background: #dceadf; color: var(--green); }
.badge.pending_payment, .badge.pay_on_arrival { background: #fdf0e6; color: #9a5b16; }
.badge.cancelled, .badge.expired, .badge.no_show { background: #fdeaea; color: var(--red); }
.badge.arrived { background: #eaf1f7; color: var(--navy); }

/* Admin table */
table.list { width: 100%; border-collapse: collapse; font-size: 14px; }
table.list th, table.list td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.list th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
table.list td .sub { color: var(--muted); font-size: 12px; }

/* Footer */
.site-footer { background: #fff; border-top: 1px solid var(--line); margin-top: 40px; padding: 26px 0; color: var(--muted); font-size: 13px; }
.site-footer .container { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

.muted { color: var(--muted); }
.small { font-size: 13px; }
.center { text-align: center; }
.mt { margin-top: 18px; }