/* -------------------------------------------------------------
   Booking app — design system lifted from petebaksh.co.uk so the
   booking pages read as the same product. Editorial, cool,
   understated. Fraunces / Inter Tight / JetBrains Mono.
   ------------------------------------------------------------- */
:root{
  --paper:    oklch(0.985 0.003 240);
  --paper-2:  oklch(0.965 0.005 235);
  --paper-3:  oklch(0.945 0.007 235);
  --ink:      oklch(0.24 0.020 245);
  --ink-2:    oklch(0.40 0.018 245);
  --ink-3:    oklch(0.56 0.014 240);
  --rule:     oklch(0.90 0.010 240);
  --rule-2:   oklch(0.82 0.015 240);
  --blue:     oklch(0.58 0.075 245);
  --blue-deep:oklch(0.40 0.09 250);

  --serif: 'Fraunces','Iowan Old Style', Georgia, serif;
  --sans:  'Inter Tight', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, Menlo, monospace;

  --page-max: 1100px;
  --gutter: clamp(20px, 4vw, 56px);
}

*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a{ color: inherit; text-decoration: none; }
::selection{ background: var(--blue); color: var(--paper); }

/* ---------- TOP BAR ---------- */
.topbar{
  position: sticky; top:0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px var(--gutter);
  background: color-mix(in oklab, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.topbar .mark{ color: var(--ink); font-weight: 500; }
.topbar .meta{ color: var(--ink-3); }
@media (max-width: 700px){ .topbar .meta{ display:none; } }

/* ---------- PAGE ---------- */
main{ max-width: var(--page-max); margin: 0 auto; padding: clamp(40px,7vw,88px) var(--gutter); }

.tag{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue-deep);
  display: inline-flex; align-items: center; gap: 10px;
  margin-bottom: 24px;
}
.tag::before{ content:""; width: 28px; height: 1px; background: var(--blue-deep); }

h1{
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(40px, 6vw, 78px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 24px;
}
h1 em{ font-style: italic; color: var(--blue-deep); }
.lede{
  font-family: var(--serif);
  font-size: clamp(19px, 1.9vw, 22px);
  line-height: 1.45;
  color: var(--ink-2);
  max-width: 560px;
  margin-bottom: 36px;
  text-wrap: pretty;
}

/* ---------- BUTTONS / CARDS ---------- */
.btn{
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.04em;
  padding: 12px 20px; border: 1px solid var(--ink); color: var(--ink);
  background: transparent; cursor: pointer; border-radius: 2px;
  transition: background .2s, color .2s, border-color .2s;
}
.btn:hover{ background: var(--ink); color: var(--paper); }
.btn-primary{ background: var(--blue-deep); border-color: var(--blue-deep); color: var(--paper); }
.btn-primary:hover{ background: var(--ink); border-color: var(--ink); }

.card{
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 24px;
  background: var(--paper-2);
}

.kicker{
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-3); margin-bottom: 12px; display:block;
}
.muted{ color: var(--ink-3); }
.footer{
  max-width: var(--page-max); margin: 0 auto; padding: 32px var(--gutter);
  border-top: 1px solid var(--rule); font-family: var(--mono);
  font-size: 12px; color: var(--ink-3);
}

/* ---------- NOTICES / BANNER ---------- */
.notice{ padding: 12px 16px; border-radius: 4px; margin: 16px 0; font-size: 15px;
  border: 1px solid var(--rule-2); background: var(--paper-2); }
.notice.ok{ border-color: var(--blue); color: var(--blue-deep); }
.notice.error{ border-color: oklch(0.6 0.15 25); color: oklch(0.5 0.18 25); }
.banner{ padding: 16px 18px; border-left: 3px solid var(--blue-deep);
  background: var(--paper-2); border-radius: 0 4px 4px 0; margin: 8px 0 28px; }

/* ---------- SLOT PICKER ---------- */
.slot-day{ margin: 28px 0; }
.slot-day h3{ font-family: var(--serif); font-weight: 400; font-size: 22px;
  margin-bottom: 14px; color: var(--ink); }
.slot-grid{ display: grid; grid-template-columns: repeat(auto-fill, minmax(92px,1fr)); gap: 10px; }
.slot-btn{ font-family: var(--mono); font-size: 14px; padding: 12px 8px;
  border: 1px solid var(--rule-2); background: var(--paper); color: var(--ink);
  border-radius: 3px; cursor: pointer; transition: all .15s; }
.slot-btn:hover{ border-color: var(--blue-deep); color: var(--blue-deep); background: var(--paper-2); }

/* ---------- FORMS ---------- */
.form-row{ margin: 14px 0; }
.form-grid{ display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 14px; margin: 12px 0; }
label{ display: block; font-family: var(--mono); font-size: 12px; letter-spacing: 0.03em;
  text-transform: uppercase; color: var(--ink-3); }
input, select, textarea{ display: block; width: 100%; margin-top: 6px;
  font-family: var(--sans); font-size: 15px; color: var(--ink);
  padding: 10px 12px; border: 1px solid var(--rule-2); border-radius: 3px; background: var(--paper); }
input[type=checkbox]{ width: auto; display: inline-block; margin: 0 6px 0 0; }
.days{ display: flex; flex-wrap: wrap; gap: 14px; margin: 10px 0; }
.days label{ text-transform: none; font-family: var(--sans); font-size: 14px; color: var(--ink-2); }

/* ---------- ADMIN ---------- */
.admin-head{ display: flex; align-items: baseline; justify-content: space-between; gap: 20px; }
.tabs{ display: flex; flex-wrap: wrap; gap: 4px; margin: 24px 0; border-bottom: 1px solid var(--rule); }
.tab{ font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 10px 16px; background: transparent; border: none; color: var(--ink-3); cursor: pointer;
  border-bottom: 2px solid transparent; }
.tab:hover{ color: var(--ink); }
.tab.active{ color: var(--blue-deep); border-bottom-color: var(--blue-deep); }
.row{ display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 12px 0; border-bottom: 1px solid var(--rule); font-size: 15px; }
.row .btn-sm{ margin-left: auto; }
.row .btn-sm + .btn-sm{ margin-left: 8px; }
.btn-sm{ font-size: 12px; padding: 7px 12px; }
.pill{ font-family: var(--mono); font-size: 11px; letter-spacing: 0.04em; padding: 3px 8px;
  border-radius: 3px; background: var(--paper-3); color: var(--ink-2); }
.pill-open{ background: oklch(0.92 0.05 150); color: oklch(0.4 0.1 150); }
.pill-block{ background: oklch(0.92 0.05 25); color: oklch(0.45 0.15 25); }
.pill-pending{ background: oklch(0.93 0.06 80); color: oklch(0.45 0.12 80); }
.pill-confirmed{ background: oklch(0.92 0.05 150); color: oklch(0.4 0.1 150); }
.pill-declined{ background: var(--paper-3); color: var(--ink-3); }

/* ---------- CALENDAR OVERVIEW ---------- */
.legend{ display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0 20px; }
.cal-day{ margin: 22px 0; }
.cal-day h3{ font-family: var(--serif); font-weight: 400; font-size: 20px; margin-bottom: 10px; }
.cal-row{ display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 7px 0; font-size: 15px; }
.cal-time{ font-family: var(--mono); font-size: 13px; color: var(--ink-2); }
.cal-slots{ display: flex; gap: 6px; flex-wrap: wrap; }
.cal-slot{ font-family: var(--mono); font-size: 12px; padding: 2px 7px; border: 1px solid var(--rule-2);
  border-radius: 3px; color: var(--ink-2); }