/* WeddingIsLive landing site. Token names and values are docs/Design.md §1–§5;
   a value that is not there does not exist here either. */

@font-face { font-family: "Inter"; font-weight: 400; font-display: swap; src: url("/fonts/inter-400.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 500; font-display: swap; src: url("/fonts/inter-500.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 600; font-display: swap; src: url("/fonts/inter-600.woff2") format("woff2"); }

:root {
  --color-bg: #f6f7f9;
  --color-surface: #ffffff;
  --color-surface-2: #eef0f3;
  --color-canvas: #fafbfc;
  --color-grid: #e3e6eb;
  --color-border: #e6e8ec;
  --color-border-strong: #7d8592;
  --color-ink: #16181d;
  --color-ink-2: #4b5160;
  --color-ink-3: #626b7a;
  --color-inverse-bg: #1f2229;
  --color-inverse-ink: #f4f5f7;
  --color-accent: #b03a5b;
  --color-accent-hover: #963049;
  --color-accent-tint: #fbeaef;
  --color-accent-ring: #b03a5b;
  --color-on-accent: #ffffff;
  --color-coming: #1f6f4f;
  --color-coming-bg: #e3f3ec;
  --color-pending: #4b5160;
  --color-pending-bg: #eef0f3;
  --color-declined: #626b7a;
  --color-declined-bg: #f3f4f6;
  --color-info: #234a7b;
  --color-info-bg: #e7eef7;
  --color-side-groom: #4a6c8c;
  --color-side-bride: #9c5c74;
  --color-side-both: #8b92a0;

  --font-sans: "Inter", "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 999px;

  --shadow-1: 0 1px 2px rgba(22, 24, 29, 0.06);
  --shadow-2: 0 8px 24px rgba(22, 24, 29, 0.12);

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --duration-fast: 160ms;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 22px;
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-accent); }
a:hover { color: var(--color-accent-hover); }
:focus-visible { outline: 2px solid var(--color-accent-ring); outline-offset: 2px; border-radius: var(--radius-sm); }

h1, h2, h3 { margin: 0; font-weight: 600; }
h1 { font-size: 32px; line-height: 38px; letter-spacing: -0.01em; }
h2 { font-size: 22px; line-height: 28px; letter-spacing: -0.01em; }
h3 { font-size: 17px; line-height: 24px; }
p { margin: 0; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 var(--space-4); }

.muted { color: var(--color-ink-2); }
.label { font-size: 12px; line-height: 16px; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-ink-3); }
.num { font-variant-numeric: tabular-nums; }

/* ── Header ─────────────────────────────────────────────────────────── */

.site-header { background: var(--color-surface); border-bottom: 1px solid var(--color-border); }
.site-header .wrap { display: flex; align-items: center; gap: var(--space-6); min-height: 64px; }
.brand { font-weight: 600; font-size: 17px; color: var(--color-ink); text-decoration: none; }
.brand span { color: var(--color-accent); }
.nav { display: flex; gap: var(--space-5); margin-left: auto; }
.nav a { color: var(--color-ink-2); text-decoration: none; font-weight: 500; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--color-ink); }

/* ── Buttons ────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 0 var(--space-5);
  border-radius: var(--radius-md); border: 1px solid transparent;
  font: inherit; font-weight: 500; text-decoration: none; white-space: nowrap;
  transition: transform var(--duration-fast) var(--ease-out), background-color var(--duration-fast) ease;
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--color-accent); color: var(--color-on-accent); }
.btn-primary:hover { background: var(--color-accent-hover); color: var(--color-on-accent); }
.btn-secondary { background: var(--color-surface); color: var(--color-ink); border-color: var(--color-border-strong); }
.btn-secondary:hover { background: var(--color-surface-2); color: var(--color-ink); }
.actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }

@media (prefers-reduced-motion: reduce) {
  .btn { transition: none; }
  .btn:active { transform: none; }
}

/* ── Sections ───────────────────────────────────────────────────────── */

main { display: block; }
.section { padding: var(--space-16) 0; }
.section + .section { border-top: 1px solid var(--color-border); }
.section-head { max-width: 640px; margin-bottom: var(--space-8); }
.section-head p { margin-top: var(--space-3); color: var(--color-ink-2); }

.hero { padding: var(--space-16) 0; background: var(--color-surface); border-bottom: 1px solid var(--color-border); }
.hero .wrap { display: grid; gap: var(--space-10); align-items: center; }
.hero p.lede { margin-top: var(--space-5); font-size: 17px; line-height: 24px; color: var(--color-ink-2); max-width: 520px; }
.hero .actions { margin-top: var(--space-8); }
.hero .fine { margin-top: var(--space-3); font-size: 13px; line-height: 18px; color: var(--color-ink-3); }

.page-head { padding: var(--space-12) 0 var(--space-8); background: var(--color-surface); border-bottom: 1px solid var(--color-border); }
.page-head p { margin-top: var(--space-3); color: var(--color-ink-2); max-width: 600px; }

.grid { display: grid; gap: var(--space-4); }
.card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-1); padding: var(--space-5);
}
.card h3 { margin-bottom: var(--space-2); }
.card p { color: var(--color-ink-2); }
.steps { counter-reset: step; list-style: none; margin: 0; padding: 0; }
.steps li { counter-increment: step; position: relative; padding-left: var(--space-12); }
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 32px; height: 32px; border-radius: var(--radius-full);
  background: var(--color-accent-tint); color: var(--color-accent);
  display: grid; place-items: center; font-weight: 600;
}

.problem { list-style: none; margin: 0; padding: 0; }
.problem li { padding: var(--space-4) 0; border-top: 1px solid var(--color-border); }
.problem li:first-child { border-top: 0; padding-top: 0; }
.problem strong { display: block; margin-bottom: var(--space-1); }
.problem p { color: var(--color-ink-2); }

.cta-band { background: var(--color-inverse-bg); color: var(--color-inverse-ink); padding: var(--space-12) 0; }
.cta-band .wrap { display: flex; flex-wrap: wrap; gap: var(--space-6); align-items: center; justify-content: space-between; }
/* ── Hero mock: a floor plan and a party row, drawn the way the app draws them ── */

.mock { display: grid; gap: var(--space-4); }
.mock-floor { background: var(--color-canvas); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-4); }
.mock-floor svg { display: block; width: 100%; height: auto; }
.mock-floor .stage { fill: var(--color-border); stroke: var(--color-border-strong); stroke-dasharray: 3 3; }
.mock-floor .stage-label, .mock-floor .region-label { fill: var(--color-ink-3); font-size: 11px; font-family: var(--font-sans); }
.mock-floor .region { fill: var(--color-surface-2); }
.mock-floor .table { fill: var(--color-surface); stroke: var(--color-border-strong); stroke-width: 1.5; }
.mock-floor .table-num { fill: var(--color-ink); font-size: 13px; font-weight: 600; font-family: var(--font-sans); }
.mock-floor .dim { opacity: 0.35; }
.mock-floor .hi .table { fill: var(--color-accent); stroke: var(--color-accent); }
.mock-floor .hi .table-num { fill: var(--color-on-accent); }

.mock-msg {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-2); padding: var(--space-4);
}
.mock-row { display: flex; align-items: center; gap: var(--space-3); min-width: 0; }
.mock-msg .bubble {
  margin-top: var(--space-3); padding: var(--space-3) var(--space-4);
  background: var(--color-surface-2); border-radius: var(--radius-md); border-bottom-left-radius: var(--radius-sm);
  color: var(--color-ink-2);
}
.mock-msg .bubble strong { color: var(--color-ink); font-weight: 600; }
.mock-msg .mock-foot { margin-top: var(--space-3); font-size: 13px; line-height: 18px; color: var(--color-ink-3); }
.mock-row .who { flex: 1; min-width: 0; }
.mock-row .who strong { display: block; font-weight: 500; }
.mock-row .who span { font-size: 13px; line-height: 18px; color: var(--color-ink-2); }
.dot { display: inline-block; width: 6px; height: 6px; border-radius: var(--radius-full); margin-right: var(--space-1); vertical-align: middle; }
.dot-groom { background: var(--color-side-groom); }
.dot-bride { background: var(--color-side-bride); }

.chip { display: inline-block; padding: 2px var(--space-2); border-radius: var(--radius-sm); font-size: 13px; line-height: 18px; font-weight: 500; white-space: nowrap; }
.chip-coming { color: var(--color-coming); background: var(--color-coming-bg); }
.chip-tentative { color: var(--color-coming); background: var(--color-coming-bg); border: 1px dashed var(--color-coming); }
.chip-pending { color: var(--color-pending); background: var(--color-pending-bg); }
.chip-declined { color: var(--color-declined); background: var(--color-declined-bg); text-decoration: line-through; }
.chips { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-3); }

/* ── Card lists ─────────────────────────────────────────────────────── */

.plain { list-style: none; margin: 0; padding: 0; color: var(--color-ink-2); }
.plain li { position: relative; padding-left: var(--space-5); }
.plain li + li { margin-top: var(--space-2); }
.plain li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 6px; height: 6px; border-radius: var(--radius-full); background: var(--color-border-strong);
}

/* ── Day view mock: a phone-sized card, name typed, table number large ── */

.day { display: grid; gap: var(--space-8); align-items: start; }
.day .section-head { margin-bottom: 0; }
.mock-day {
  width: 100%; max-width: 320px; padding: var(--space-4);
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-1);
}
.mock-search {
  display: flex; align-items: center; min-height: 44px; padding: 0 var(--space-4);
  border: 1px solid var(--color-border-strong); border-radius: var(--radius-md); background: var(--color-surface);
  font-size: 17px; line-height: 24px;
}
.mock-search .caret { display: inline-block; width: 1px; height: 20px; margin-left: 1px; background: var(--color-ink); }
.mock-hit {
  display: grid; justify-items: center; gap: var(--space-1);
  margin-top: var(--space-4); padding: var(--space-5) var(--space-4);
  border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-canvas);
}
.mock-hit .big { font-size: 64px; line-height: 64px; font-weight: 600; letter-spacing: -0.02em; }
.mock-hit .muted { font-size: 13px; line-height: 18px; }

.cta-band .muted-inverse { margin-top: var(--space-2); color: var(--color-inverse-ink); opacity: 0.8; max-width: 520px; }

/* ── FAQ / prose ────────────────────────────────────────────────────── */

.prose { max-width: 680px; }
.prose h2 { margin-top: var(--space-10); }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose ul { margin-top: var(--space-3); color: var(--color-ink-2); }
.prose ul { padding-left: var(--space-5); }
.prose li + li { margin-top: var(--space-2); }

.faq details { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.faq details + details { margin-top: var(--space-3); }
.faq summary { cursor: pointer; padding: var(--space-4) var(--space-5); font-weight: 500; min-height: 44px; }
.faq details p { padding: 0 var(--space-5) var(--space-4); color: var(--color-ink-2); }
.faq details p + p { padding-top: 0; }

/* ── Footer ─────────────────────────────────────────────────────────── */

.site-footer { padding: var(--space-8) 0; font-size: 13px; line-height: 18px; color: var(--color-ink-3); }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: space-between; }
.site-footer nav { display: flex; gap: var(--space-4); }
.site-footer a { color: var(--color-ink-2); text-decoration: none; }
.site-footer a:hover { color: var(--color-ink); }

/* ── Responsive ─────────────────────────────────────────────────────── */

@media (max-width: 767px) {
  .nav a.nav-page { display: none; }
  .site-header .wrap { gap: var(--space-3); }
  .section, .hero { padding: var(--space-12) 0; }
}

@media (min-width: 768px) {
  .wrap { padding: 0 var(--space-6); }
  .card { padding: var(--space-5); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
}

@media (min-width: 960px) {
  .hero .wrap { grid-template-columns: 1.05fr 1fr; }
  .day { grid-template-columns: 1fr auto; align-items: center; }
}
.page-head .actions { margin-top: var(--space-6); }
.hero .label { margin-bottom: var(--space-3); }

/* Site-wide "in development" notice — Design §1 info banner. */
.notice { background: var(--color-info-bg); color: var(--color-info); font-size: 13px; line-height: 18px; padding: var(--space-2) 0; }