/* ==========================================================================
   Visesa Amantrana — Design tokens
   Palette: ivory paper, deep ink-plum, seal berry, sage, gold foil accent
   Type: Fraunces (display) / Public Sans (body/UI) / IBM Plex Mono (utility)
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,500&family=Public+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --ink: #241B2F;
  --ink-soft: #4A3F55;
  --paper: #FAF6EE;
  --paper-raised: #FFFFFF;
  --line: #E4D9C6;
  --berry: #A8324A;
  --berry-dark: #7E2338;
  --sage: #7C8B6F;
  --gold: #C9A227;
  --success: #4C7A52;
  --danger: #B23A3A;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Public Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SFMono-Regular', monospace;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 22px;
  --shadow-card: 0 12px 32px -12px rgba(36, 27, 47, 0.22);
  --shadow-soft: 0 2px 10px rgba(36, 27, 47, 0.08);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 40px;
  --space-6: 64px;
  --space-7: 96px;

  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--berry); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 var(--space-3);
  color: var(--ink);
}
h1 { font-size: clamp(2.2rem, 4.5vw, 3.6rem); font-weight: 500; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 var(--space-3); color: var(--ink-soft); }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--berry);
  display: inline-block;
  margin-bottom: var(--space-2);
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-4); }
.section { padding: var(--space-7) 0; }
.section--tight { padding: var(--space-5) 0; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0; padding: 0; margin: -1px;
}
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* ---- Buttons ---- */
.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 999px;
  padding: 13px 26px;
  border: 1.5px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--berry); color: #fff; }
.btn-primary:hover { background: var(--berry-dark); transform: translateY(-1px); box-shadow: var(--shadow-soft); }
.btn-secondary { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-secondary:hover { background: var(--ink); color: #fff; }
.btn-ghost { background: transparent; color: var(--ink-soft); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); color: var(--ink); }
.btn-block { width: 100%; justify-content: center; }
.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* ---- Header / Nav ---- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(250, 246, 238, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  max-width: var(--container); margin: 0 auto; padding: 14px var(--space-4);
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
}
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-size: 1.35rem; font-weight: 600; color: var(--ink); }
.brand__mark { width: 30px; height: 30px; }
.nav-menu { display: flex; gap: var(--space-4); list-style: none; margin: 0; padding: 0; }
.nav-menu a { color: var(--ink-soft); font-weight: 500; font-size: 0.95rem; }
.nav-menu a[aria-current="page"] { color: var(--berry); }
.nav-right { display: flex; align-items: center; gap: var(--space-3); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
@media (max-width: 860px) {
  .nav-menu { position: absolute; top: 100%; left: 0; right: 0; background: var(--paper); flex-direction: column; padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--line); display: none; }
  .nav-menu.is-open { display: flex; }
  .nav-toggle { display: block; }
}

/* ---- Footer ---- */
.site-footer { border-top: 1px solid var(--line); padding: var(--space-6) 0 var(--space-4); margin-top: var(--space-7); }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: var(--space-5); }
.footer-col h4 { font-family: var(--font-body); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-soft); margin-bottom: var(--space-2); }
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer-col a { color: var(--ink-soft); font-size: 0.92rem; }
.footer-bottom { margin-top: var(--space-5); padding-top: var(--space-3); border-top: 1px solid var(--line); font-size: 0.82rem; color: var(--ink-soft); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* ---- Hero invitation card (signature element) ---- */
.hero { padding: var(--space-6) 0 var(--space-7); }
.hero__grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-6); align-items: center; }
.hero__copy p.lead { font-size: 1.15rem; }
.hero__actions { display: flex; gap: var(--space-3); margin-top: var(--space-4); flex-wrap: wrap; }
.card-stage { perspective: 1600px; display: flex; justify-content: center; }
.invite-card {
  width: 320px; height: 420px; position: relative;
  transform-style: preserve-3d;
  animation: card-open 1.4s cubic-bezier(.22,1,.36,1) 0.3s both;
}
@keyframes card-open {
  0% { transform: rotateY(-24deg) rotateX(4deg) scale(0.94); opacity: 0; }
  100% { transform: rotateY(-8deg) rotateX(2deg) scale(1); opacity: 1; }
}
.invite-card__face {
  position: absolute; inset: 0; border-radius: var(--radius-lg);
  background: var(--paper-raised); box-shadow: var(--shadow-card);
  border: 1px solid var(--line); padding: var(--space-4);
  display: flex; flex-direction: column; justify-content: space-between;
}
.invite-card__seal {
  width: 46px; height: 46px; border-radius: 50%; background: var(--berry);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 1.1rem; box-shadow: var(--shadow-soft);
}
.invite-card__title { font-family: var(--font-display); font-size: 1.5rem; margin: var(--space-3) 0 4px; }
.invite-card__meta { font-family: var(--font-mono); font-size: 0.78rem; color: var(--ink-soft); letter-spacing: 0.02em; }
.invite-card__rsvp { display: flex; gap: 8px; }
.invite-card__pill { font-size: 0.78rem; font-weight: 600; padding: 6px 14px; border-radius: 999px; }
.invite-card__pill--accept { background: rgba(76,122,82,0.14); color: var(--success); }
.invite-card__pill--decline { background: rgba(178,58,58,0.1); color: var(--danger); }

/* ---- Generic cards / grids ---- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
@media (max-width: 860px) { .grid-3, .grid-2, .hero__grid { grid-template-columns: 1fr; } .hero__grid { gap: var(--space-5); } }
.card {
  background: var(--paper-raised); border: 1px solid var(--line); border-radius: var(--radius-md);
  padding: var(--space-4); box-shadow: var(--shadow-soft);
}
.card--interactive { cursor: pointer; transition: transform 0.15s ease, box-shadow 0.15s ease; }
.card--interactive:hover { transform: translateY(-3px); box-shadow: var(--shadow-card); }
.card__icon { width: 40px; height: 40px; border-radius: 10px; background: rgba(168,50,74,0.1); color: var(--berry); display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-2); }

/* ---- Forms ---- */
.field { margin-bottom: var(--space-3); }
.field label { display: block; font-weight: 600; font-size: 0.88rem; margin-bottom: 6px; color: var(--ink); }
.field .hint { font-size: 0.8rem; color: var(--ink-soft); margin-top: 4px; }
.field .error-msg { font-size: 0.82rem; color: var(--danger); margin-top: 4px; display: none; }
.field.has-error .error-msg { display: block; }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--danger); }
input[type="text"], input[type="email"], input[type="tel"], input[type="date"], input[type="time"], input[type="number"], select, textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.95rem; background: var(--paper-raised); color: var(--ink);
}
textarea { resize: vertical; min-height: 90px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
@media (max-width: 600px) { .field-row { grid-template-columns: 1fr; } }
fieldset { border: none; padding: 0; margin: 0; }

/* ---- Step indicator (builder) ---- */
.steps { display: flex; gap: 6px; margin-bottom: var(--space-5); flex-wrap: wrap; }
.step-pill {
  font-family: var(--font-mono); font-size: 0.72rem; padding: 6px 12px; border-radius: 999px;
  background: var(--line); color: var(--ink-soft);
}
.step-pill.is-active { background: var(--berry); color: #fff; }
.step-pill.is-done { background: var(--sage); color: #fff; }

/* ---- Builder layout ---- */
.builder-layout { display: grid; grid-template-columns: 1fr 380px; gap: var(--space-5); align-items: start; }
@media (max-width: 960px) { .builder-layout { grid-template-columns: 1fr; } }
.builder-panel { position: sticky; top: 96px; }

/* ---- Template swatches ---- */
.template-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }
.template-swatch { border: 2px solid var(--line); border-radius: var(--radius-md); padding: var(--space-3); cursor: pointer; text-align: left; background: var(--paper-raised); }
.template-swatch.is-selected { border-color: var(--berry); box-shadow: 0 0 0 3px rgba(168,50,74,0.14); }
.template-swatch__dot { width: 18px; height: 18px; border-radius: 50%; margin-bottom: 8px; }

/* ---- Guest invitation page ---- */
.guest-hero { text-align: center; padding: var(--space-6) 0 var(--space-4); }
.guest-hero .invite-card { animation: card-open 1s cubic-bezier(.22,1,.36,1) both; transform: rotateY(0) rotateX(0); }
.detail-row { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.detail-row:last-child { border-bottom: none; }
.detail-row__icon { color: var(--berry); flex-shrink: 0; }
.rsvp-toggle { display: flex; gap: 10px; margin-bottom: var(--space-3); }
.rsvp-toggle button {
  flex: 1; padding: 14px; border-radius: var(--radius-sm); border: 1.5px solid var(--line);
  background: var(--paper-raised); font-weight: 600; cursor: pointer; font-family: var(--font-body);
}
.rsvp-toggle button.is-selected.accept { background: rgba(76,122,82,0.14); border-color: var(--success); color: var(--success); }
.rsvp-toggle button.is-selected.decline { background: rgba(178,58,58,0.1); border-color: var(--danger); color: var(--danger); }

/* ---- Dashboard / table ---- */
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); margin-bottom: var(--space-5); }
@media (max-width: 700px) { .stat-row { grid-template-columns: 1fr 1fr; } }
.stat-card { text-align: center; padding: var(--space-4); }
.stat-card__num { font-family: var(--font-display); font-size: 2.2rem; color: var(--berry); }
.stat-card__label { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-soft); }
table.guest-table { width: 100%; border-collapse: collapse; }
.guest-table th, .guest-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); font-size: 0.9rem; }
.guest-table th { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-soft); }
.badge { font-size: 0.75rem; font-weight: 600; padding: 3px 10px; border-radius: 999px; }
.badge--accepted { background: rgba(76,122,82,0.14); color: var(--success); }
.badge--declined { background: rgba(178,58,58,0.1); color: var(--danger); }

/* ---- Toasts ---- */
#toast-region { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 10px; z-index: 100; }
.toast { background: var(--ink); color: #fff; padding: 12px 18px; border-radius: var(--radius-sm); font-size: 0.9rem; box-shadow: var(--shadow-card); animation: toast-in 0.25s ease both; }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ---- Utility ---- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.divider { height: 1px; background: var(--line); margin: var(--space-4) 0; border: none; }
.legal-content h2 { margin-top: var(--space-5); }
.legal-content { max-width: 760px; }