/* Seyali design system — shared by the platform and every domain.
   The vidai language: slate text on white cards over a soft grey page,
   12px radius, violet accent, Inter + Noto Sans Tamil, mobile-first. */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+Tamil:wght@400;500;600;700&display=swap');

:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --line: #e4e6ea;
  --ink: #1e293b;
  --muted: #64748b;
  --accent: #6d28d9;
  --accent-soft: #f1ebfd;
  --accent-ink: #4c1d95;
  --good: #16a34a;
  --good-soft: #e9f9ef;
  --warn: #b45309;
  --warn-soft: #fef3e2;
  --danger: #dc2626;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 4px 16px rgba(15, 23, 42, .06);
  --font: "Inter", "Noto Sans Tamil", system-ui, sans-serif;
}

* { box-sizing: border-box; }
/* An author display rule outranks the UA's [hidden] — the vidai showWhen
   lesson. Without this, a hidden .cartbar still intercepts taps. */
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
}
h1, h2, h3 { margin: 0 0 6px; line-height: 1.25; }
h1 { font-size: 22px; }
h2 { font-size: 17px; }
h3 { font-size: 15px; }
p { margin: 0 0 10px; }
a { color: var(--accent); }
button { font-family: inherit; }

.muted { color: var(--muted); }
.center-page { min-height: 100dvh; display: grid; place-items: center; padding: 16px; }

.container { max-width: 720px; margin: 0 auto; padding: 16px; }
.container.wide { max-width: 1100px; }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card.pad { padding: 18px; }

.topbar {
  position: sticky; top: 0; z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  padding: 10px 16px;
  display: flex; align-items: center; gap: 12px;
}
.brand { font-weight: 700; font-size: 17px; color: var(--ink); text-decoration: none; display: flex; align-items: center; gap: 8px; }
.brand .dot { width: 10px; height: 10px; border-radius: 3px; background: var(--accent); display: inline-block; }
.topbar .spacer { flex: 1; }
.topbar .sub { color: var(--muted); font-size: 13px; }

.btn {
  appearance: none; border: 1px solid var(--line); background: var(--surface);
  color: var(--ink); border-radius: 10px; padding: 10px 16px;
  font-size: 14px; font-weight: 600; cursor: pointer; min-height: 42px;
}
.btn:hover { border-color: #cdd2d9; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #5b21b6; }
.btn.quiet { border-color: transparent; background: transparent; color: var(--accent); }
.btn.small { padding: 6px 12px; min-height: 34px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: default; }
.btn.good { background: var(--good); border-color: var(--good); color: #fff; }

.chip {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 600; border-radius: 999px; padding: 3px 10px;
  background: var(--accent-soft); color: var(--accent-ink);
}
.chip.good { background: var(--good-soft); color: #166534; }
.chip.warn { background: var(--warn-soft); color: var(--warn); }
.chip.grey { background: #eef0f3; color: var(--muted); }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; }
.input {
  width: 100%; border: 1px solid var(--line); border-radius: 10px;
  padding: 10px 12px; font-size: 15px; font-family: inherit; background: #fff; color: var(--ink);
}
.input:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
.input::placeholder { font-style: italic; color: #9aa3af; }

/* Language toggle — EN ⇄ தமிழ் */
.lang {
  display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden;
}
.lang button {
  border: 0; background: transparent; padding: 6px 13px; font-size: 13px; font-weight: 600;
  color: var(--muted); cursor: pointer;
}
.lang button.on { background: var(--accent); color: #fff; }

/* Menu list (diner) */
.cat-title { margin: 20px 4px 8px; font-size: 13px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }
.menu-item {
  display: flex; align-items: center; gap: 12px; padding: 12px 14px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  margin-bottom: 8px;
}
.menu-item .info { flex: 1; min-width: 0; }
.menu-item .name { font-weight: 600; }
.menu-item .price { color: var(--muted); font-size: 13px; }
.veg-mark { width: 14px; height: 14px; border: 1.5px solid var(--good); border-radius: 3px; display: inline-grid; place-items: center; flex: none; }
.veg-mark::after { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--good); }
.veg-mark.non { border-color: var(--danger); }
.veg-mark.non::after { background: var(--danger); }

.qty { display: inline-flex; align-items: center; gap: 2px; }
.qty button {
  width: 34px; height: 34px; border-radius: 9px; border: 1px solid var(--line);
  background: var(--surface); font-size: 17px; font-weight: 600; color: var(--accent); cursor: pointer;
}
.qty .n { min-width: 26px; text-align: center; font-weight: 700; }
.qty .add {
  width: auto; padding: 0 14px; color: var(--accent); font-size: 13px; font-weight: 700;
}

/* Cart bar fixed at the foot of the diner screen */
.cartbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  background: var(--surface); border-top: 1px solid var(--line);
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  display: flex; align-items: center; gap: 12px;
}
.cartbar .sum { flex: 1; font-weight: 700; }
.cartbar .sum .muted { display: block; font-size: 12px; font-weight: 500; }
.page-with-cartbar { padding-bottom: 86px; }

/* Order status tracker (diner) */
.track { display: flex; gap: 6px; margin: 10px 0 4px; }
.track .step { flex: 1; height: 5px; border-radius: 4px; background: #e6e8ec; }
.track .step.on { background: var(--accent); }

/* Kitchen board */
.board { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); align-items: start; }
.order-card { padding: 14px; }
.order-card .head { display: flex; align-items: baseline; gap: 8px; margin-bottom: 8px; }
.order-card .head .no { font-weight: 700; font-size: 16px; }
.order-card .head .when { margin-left: auto; font-size: 12px; color: var(--muted); }
.order-card ul { margin: 0 0 10px; padding: 0; list-style: none; }
.order-card li { display: flex; gap: 8px; padding: 3px 0; }
.order-card li .q { font-weight: 700; color: var(--accent); min-width: 26px; }
.order-card .note { background: var(--warn-soft); color: var(--warn); border-radius: 8px; padding: 6px 10px; font-size: 13px; margin-bottom: 10px; }
.order-card.ready { border-color: var(--good); }
.order-card.placed { border-color: var(--accent); }

.callbar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.call-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--warn-soft); color: var(--warn); border: 1px solid #f3dcb8;
  border-radius: 999px; padding: 6px 7px 6px 13px; font-weight: 600; font-size: 13px;
}
.call-pill button { border: 0; background: #fff; border-radius: 999px; padding: 4px 11px; font-size: 12px; font-weight: 700; color: var(--warn); cursor: pointer; }

/* Platform landing */
.hero { padding: 36px 0 10px; text-align: center; }
.hero h1 { font-size: 28px; }
.hero .ta { color: var(--accent); }
.domains { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); margin: 22px 0; }
.domain-card { padding: 16px; display: flex; flex-direction: column; gap: 4px; min-height: 120px; }
.domain-card .ta-name { color: var(--accent); font-weight: 700; font-size: 18px; }
.domain-card .en-name { font-weight: 600; color: var(--muted); font-size: 13px; }
.domain-card .blurb { font-size: 13px; color: var(--muted); flex: 1; }
.domain-card .foot { margin-top: 8px; }

.tenant-row { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-top: 1px solid var(--line); }
.tenant-row:first-child { border-top: 0; }
.tenant-row .links { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

.toast {
  position: fixed; left: 50%; bottom: 96px; transform: translateX(-50%);
  background: var(--ink); color: #fff; border-radius: 10px; padding: 10px 18px;
  font-size: 14px; font-weight: 600; z-index: 50; box-shadow: var(--shadow);
}

dialog.sheet {
  border: 0; border-radius: var(--radius); padding: 0; width: min(440px, calc(100vw - 28px));
  box-shadow: 0 12px 40px rgba(15,23,42,.2);
}
dialog.sheet::backdrop { background: rgba(15, 23, 42, .4); }
dialog.sheet .pad { padding: 18px; }
.actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

/* Onboarding: menu source choice + scanned-item proposals */
.pick-row { display: grid; gap: 8px; grid-template-columns: 1fr 1fr; }
.pick {
  display: flex; gap: 10px; align-items: flex-start; cursor: pointer;
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font-size: 13px;
}
.pick:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.pick input { accent-color: var(--accent); margin-top: 3px; }

.scan-thumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.scan-thumb { position: relative; display: inline-block; }
.scan-thumb img { width: 64px; height: 64px; object-fit: cover; border-radius: 8px; border: 1px solid var(--line); display: block; }
.scan-thumb button {
  position: absolute; top: -6px; right: -6px; width: 20px; height: 20px;
  border-radius: 50%; border: 1px solid var(--line); background: var(--surface);
  font-size: 12px; line-height: 1; cursor: pointer; color: var(--muted);
}

.item-picks { max-height: 260px; overflow: auto; }
.item-pick {
  display: flex; align-items: center; gap: 10px; padding: 9px 12px;
  border-top: 1px solid var(--line); cursor: pointer; font-size: 14px;
}
.item-pick:first-child { border-top: 0; }
.item-pick .info { flex: 1; min-width: 0; }
.item-pick input { accent-color: var(--accent); }
.item-pick.unsure { background: #fffdf5; }

@media (max-width: 520px) {
  .actions { flex-direction: column-reverse; }
  .actions .btn { width: 100%; }
  .pick-row { grid-template-columns: 1fr; }
}