:root {
    --brand: #1f4e79;
    --ink: #1c2430;
    --muted: #5d6b7a;
    --line: #d9e0e7;
    --bg: #f5f7f9;
    --card: #ffffff;
    --ok: #1d7a46;
    --ok-bg: #e5f4ec;
    --warn: #8a5a00;
    --warn-bg: #fff4d6;
    --bad: #b42318;
    --bad-bg: #fdecea;
    --radius: 10px;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    color: var(--ink);
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); line-height: 1.5; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
.wrap.wide { max-width: 1200px; }
main.wrap { padding-top: 24px; padding-bottom: 48px; }

h1 { font-size: 1.6rem; margin: 0 0 8px; }
h2 { font-size: 1.2rem; margin: 28px 0 10px; }
p.lead { color: var(--muted); margin-top: 0; }
a { color: var(--brand); }

.site-header { background: var(--brand); color: #fff; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.brand { color: #fff; text-decoration: none; display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.brand-name { font-weight: 700; font-size: 1.3rem; }
.brand-sub { opacity: .85; }
.logo { max-height: 40px; }
.admin-nav { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.admin-nav a, .admin-nav .link { color: #fff; }
.site-footer { color: var(--muted); font-size: .9rem; padding: 24px 0; border-top: 1px solid var(--line); }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; }

/* Steps */
.steps { display: flex; gap: 8px; list-style: none; padding: 0; margin: 0 0 20px; color: var(--muted); font-size: .9rem; flex-wrap: wrap; }
.steps li { display: flex; align-items: center; gap: 6px; }
.steps li::before { content: attr(data-n); display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; border: 1px solid var(--line); font-size: .8rem; }
.steps li.done::before { background: var(--ok-bg); border-color: var(--ok); color: var(--ok); content: "✓"; }
.steps li.current { color: var(--ink); font-weight: 600; }
.steps li.current::before { background: var(--brand); border-color: var(--brand); color: #fff; }
.steps li + li { margin-left: 8px; }

/* Delivery type choice */
.choices { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.choice { display: block; background: var(--card); border: 2px solid var(--line); border-radius: var(--radius); padding: 28px 20px; text-align: center; text-decoration: none; color: var(--ink); font-size: 1.25rem; font-weight: 600; }
.choice:hover, .choice:focus-visible { border-color: var(--brand); }
.choice small { display: block; font-size: .85rem; color: var(--muted); font-weight: 400; margin-top: 4px; }

/* Calendar */
.months { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.month h2 { margin: 0 0 8px; font-size: 1rem; }
.cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal .dow { font-size: .75rem; color: var(--muted); text-align: center; }
.cal .day { aspect-ratio: 1; display: grid; place-items: center; border-radius: 6px; font-size: .95rem; text-decoration: none; }
.cal .day.available { background: var(--card); border: 1px solid var(--brand); color: var(--brand); font-weight: 600; }
.cal .day.available:hover, .cal .day.available:focus-visible { background: var(--brand); color: #fff; }
.cal .day.full { background: #e4e8ed; color: #4a5563; text-decoration: line-through; }
.cal .day.closed, .cal .day.outofrange { color: #858f9a; }
.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: .85rem; color: var(--muted); margin: 12px 0; }
.legend span::before { content: ""; display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; }
.legend .l-available::before { border: 1px solid var(--brand); background: var(--card); }
.legend .l-full::before { background: #e4e8ed; }
.legend .l-closed::before { border: 1px solid #d0d6dd; background: transparent; }

/* Forms */
.field { margin-bottom: 16px; }
.field label, .field legend { display: block; font-weight: 600; margin-bottom: 4px; }
.field .hint { color: var(--muted); font-size: .88rem; margin: -2px 0 6px; }
.field input[type=text], .field input[type=email], .field input[type=tel], .field input[type=number], .field input[type=date],
.field input[type=password], .field select, .field textarea {
    width: 100%; padding: 10px 12px; font: inherit; border: 1px solid #7b8794; border-radius: 6px; background: #fff;
}
.field input[type=number] { max-width: 160px; }
.field textarea { min-height: 90px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid color-mix(in srgb, var(--brand) 35%, transparent); border-color: var(--brand); }
.field fieldset { border: 0; padding: 0; margin: 0; }
.field .radio, .field .check { display: flex; gap: 8px; align-items: flex-start; font-weight: 400; margin-bottom: 6px; }
.field-error { color: var(--bad); font-size: .9rem; margin-top: 4px; }
.input-validation-error { border-color: var(--bad) !important; }
.validation-summary-errors, .error-box { background: var(--bad-bg); border: 1px solid var(--bad); color: var(--bad); border-radius: var(--radius); padding: 12px 16px; margin-bottom: 16px; }
.validation-summary-errors ul { margin: 0; padding-left: 18px; }
.validation-summary-valid { display: none; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
@media (max-width: 600px) { .grid-2 { grid-template-columns: 1fr; } }

.summary { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
.summary dt { color: var(--muted); }
.summary dd { margin: 0; font-weight: 600; }

.terms { font-size: .9rem; color: var(--muted); white-space: pre-line; max-height: 180px; overflow: auto; border: 1px solid var(--line); border-radius: 6px; padding: 10px 12px; background: #fafbfc; margin-bottom: 8px; }

.btn { display: inline-block; background: var(--brand); color: #fff; border: 0; border-radius: 6px; padding: 11px 20px; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; }
.btn:hover { filter: brightness(1.1); }
.btn.secondary { background: #fff; color: var(--brand); border: 1px solid var(--brand); }
.btn.danger { background: var(--bad); }
.btn.small { padding: 6px 12px; font-size: .9rem; }
button.link { background: none; border: 0; padding: 0; font: inherit; text-decoration: underline; cursor: pointer; color: var(--brand); }
form.inline { display: inline; }
.actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 20px; }

.confirm-ref { font-size: 2rem; font-weight: 700; letter-spacing: .05em; color: var(--brand); margin: 8px 0 16px; }
.flash { background: var(--ok-bg); border: 1px solid var(--ok); color: var(--ok); border-radius: var(--radius); padding: 10px 16px; margin-bottom: 16px; }

/* Admin */
.toolbar { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 16px; }
.toolbar .field { margin: 0; }
.toolbar input, .toolbar select { width: auto; }
.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
table { border-collapse: collapse; width: 100%; font-size: .92rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: #f0f3f6; font-weight: 600; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.cancelled td { color: var(--muted); text-decoration: line-through; }
.tag { display: inline-block; font-size: .78rem; font-weight: 600; padding: 2px 8px; border-radius: 99px; white-space: nowrap; }
.tag.ok { background: var(--ok-bg); color: var(--ok); }
.tag.warn { background: var(--warn-bg); color: var(--warn); }
.tag.bad { background: var(--bad-bg); color: var(--bad); }
.tag.muted { background: #e7ebef; color: var(--muted); }
.days { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 8px; margin-bottom: 24px; }
.days .d { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; font-size: .88rem; text-decoration: none; color: var(--ink); }
.days .d strong { display: block; }
.days .d .bar { height: 6px; background: #e7ebef; border-radius: 3px; margin-top: 6px; overflow: hidden; }
.days .d .bar i { display: block; height: 100%; background: var(--brand); }
.days .d.full .bar i { background: var(--bad); }
.days .d.closed { color: var(--muted); background: #eef1f4; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .88rem; }
.two-col { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; align-items: start; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; } }

/* Accessibility */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
a:focus-visible, button:focus-visible, .btn:focus-visible { outline: 3px solid color-mix(in srgb, var(--brand) 45%, transparent); outline-offset: 2px; }
/* Phones: give the calendar more width so each date is at least a 44px tap target. */
@media (max-width: 480px) {
    .month.card { padding: 10px; }
    .cal { gap: 2px; }
}