:root {
  --ink: #263226;
  --ink-soft: #4a564a;
  --stone: #eee9dd;
  --stone-deep: #e1dac8;
  --paper: #f7f4ec;
  --gold: #a3823f;
  --gold-soft: #cdb583;
  --line: rgba(38, 50, 38, 0.15);
  --serif: 'Fraunces', serif;
  --sans: 'Karla', sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.amp {
  font-style: italic;
  color: var(--gold);
}

/* Header */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 40px;
  position: relative;
  z-index: 10;
}

.monogram {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: 0.02em;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.lang-toggle button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--ink-soft);
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.08em;
  padding: 4px 2px;
  border-bottom: 1px solid transparent;
}

.lang-toggle button.active {
  color: var(--ink);
  border-bottom: 1px solid var(--gold);
}

/* Hero */
.hero {
  min-height: 78vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 40px;
  max-width: 720px;
}

.hero-eyebrow {
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin: 0 0 18px;
}

.hero-title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(56px, 11vw, 130px);
  line-height: 0.95;
  margin: 0 0 22px;
}

.hero-date {
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  color: var(--ink-soft);
  margin: 0 0 40px;
}

.hero-cta {
  display: inline-block;
  align-self: flex-start;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--ink);
  text-decoration: none;
  padding: 14px 0;
  border-bottom: 1px solid var(--ink);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.hero-cta:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* Sections */
section {
  padding: 110px 40px;
  max-width: 900px;
  margin: 0 auto;
}

.section-label {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin: 0 0 10px;
}

section h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(32px, 4vw, 46px);
  margin: 0 0 34px;
  max-width: 14ch;
}

/* Story */
.story {
  background: var(--stone);
}

.story-text {
  max-width: 64ch;
  font-size: 18px;
  color: var(--ink-soft);
}

/* Details */
.details-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.detail-card {
  background: var(--paper);
  padding: 34px 26px;
}

.detail-kicker {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin: 0 0 14px;
}

.detail-time {
  font-family: var(--serif);
  font-size: 28px;
  margin: 0 0 12px;
}

.detail-place {
  margin: 0 0 6px;
  font-size: 15px;
}

.detail-note {
  margin: 0;
  font-size: 13px;
  color: var(--ink-soft);
  font-style: italic;
}

/* RSVP */
.rsvp {
  background: var(--stone);
}

.rsvp-sub {
  color: var(--ink-soft);
  margin: -20px 0 40px;
}

.rsvp-form {
  display: flex;
  flex-direction: column;
  gap: 22px;
  max-width: 520px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
}

.field input[type="text"],
.field input[type="email"],
.field select,
.field textarea {
  font-family: var(--sans);
  font-size: 16px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  border-radius: 2px;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--gold-soft);
  outline-offset: 1px;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  color: var(--ink);
}

.radio-option input {
  accent-color: var(--gold);
}

.submit-btn {
  align-self: flex-start;
  background: var(--ink);
  color: var(--paper);
  border: none;
  font-family: var(--sans);
  font-size: 15px;
  letter-spacing: 0.03em;
  padding: 14px 30px;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.submit-btn:hover {
  background: var(--gold);
}

.form-status {
  font-size: 14px;
  color: var(--ink-soft);
}

/* Gifts */
.gifts-text {
  max-width: 60ch;
  font-size: 17px;
  color: var(--ink-soft);
  margin-bottom: 32px;
}

.pix-card {
  border: 1px solid var(--line);
  padding: 28px 32px;
  max-width: 420px;
  background: var(--stone);
}

.pix-label {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin: 0 0 10px;
}

.pix-key {
  font-family: var(--serif);
  font-size: 20px;
  margin: 0 0 8px;
}

.pix-note {
  font-size: 13px;
  color: var(--ink-soft);
  font-style: italic;
  margin: 0;
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-width: 640px;
}

.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}

.faq-list summary {
  cursor: pointer;
  font-family: var(--serif);
  font-size: 19px;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--gold);
}

.faq-list details[open] summary::after {
  content: "–";
}

.faq-list p {
  color: var(--ink-soft);
  margin: 14px 0 0;
  max-width: 56ch;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 70px 40px 50px;
  color: var(--ink-soft);
}

.footer-monogram {
  font-family: var(--serif);
  font-size: 26px;
  color: var(--ink);
  margin: 0 0 10px;
}

.footer-hashtag {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--gold);
  margin-top: 8px;
}

/* Responsive */
@media (max-width: 720px) {
  .site-header { padding: 22px 24px; }
  .hero { padding: 0 24px; min-height: 82vh; }
  section { padding: 80px 24px; }
  .details-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}