/* =============================================
   VARIABLES & RESET
   ============================================= */
:root {
  --bg: #ffffff;
  --bg-alt: #f6f4f1;
  --bg-dark: #111111;
  --text: #111111;
  --text-light: #666666;
  --accent: #b89a6e;
  --accent-dark: #9a7e57;
  --border: #e0e0e0;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Jost', system-ui, sans-serif;
  --max-width: 1100px;
  --radius: 2px;
  --transition: 0.3s ease;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }


/* =============================================
   NAVIGATION
   ============================================= */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

#navbar.scrolled {
  border-color: var(--border);
  box-shadow: 0 1px 12px rgba(0,0,0,0.06);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--accent); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--text);
  padding: 0.25rem;
}

.nav-links-mobile {
  display: none;
  flex-direction: column;
  padding: 1rem 2rem 1.5rem;
  gap: 1rem;
  border-top: 1px solid var(--border);
  background: rgba(255,255,255,0.97);
}

.nav-links-mobile.open { display: flex; }

.nav-links-mobile a {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
}


/* =============================================
   HERO
   ============================================= */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 7rem 2rem 4rem;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

#hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at center, rgba(184,154,110,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 640px;
  position: relative;
}

.hero-pre {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.hero-names {
  font-family: var(--font-serif);
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 300;
  line-height: 1.05;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}

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

.hero-date {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  color: var(--text-light);
  margin-bottom: 3rem;
}


/* =============================================
   BUTTON
   ============================================= */
.btn {
  display: inline-block;
  padding: 0.85rem 2.5rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--text);
  border: 1px solid var(--text);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.btn:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.btn-full { width: 100%; text-align: center; }


/* =============================================
   SECTIONS BASE
   ============================================= */
.section {
  padding: 7rem 2rem;
}

.section-alt {
  background: var(--bg-alt);
}

.section-dark {
  background: var(--bg-dark);
  color: #ffffff;
}

.section-dark .section-tag { color: var(--accent); }
.section-dark .section-title { color: #ffffff; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.container-narrow {
  max-width: 620px;
}

.section-tag {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 300;
  margin-bottom: 3.5rem;
  color: var(--text);
}

.section-subtitle {
  color: var(--text-light);
  margin-bottom: 2.5rem;
  font-size: 0.95rem;
}


/* =============================================
   HISTORIA
   ============================================= */
.historia-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr) repeat(3, 24px);
  align-items: start;
  gap: 0;
}

/* Simpler approach: flex row */
.historia-grid {
  display: flex;
  gap: 0;
  align-items: flex-start;
}

.historia-item {
  flex: 1;
  padding: 0 1.5rem;
  border-left: 1px solid var(--border);
}

.historia-item:first-child {
  padding-left: 0;
  border-left: none;
}

.historia-divider {
  display: none;
}

.historia-year {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 300;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.historia-item p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.8;
}


/* =============================================
   DETALLES
   ============================================= */
.detalles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
}

.detalle-card {
  background: var(--bg-alt);
  padding: 3rem 2rem;
  text-align: center;
}

.detalle-icon {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.detalle-card h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 1rem;
}

.detalle-hora {
  font-size: 1.75rem;
  font-family: var(--font-serif);
  font-weight: 300;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.detalle-lugar {
  font-weight: 500;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.detalle-dir {
  font-size: 0.85rem;
  color: var(--text-light);
}

.detalle-card p { margin-bottom: 0.3rem; font-size: 0.9rem; }


/* =============================================
   CUENTA ATRÁS
   ============================================= */
.countdown {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.countdown-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 100px;
}

.countdown-num {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 300;
  line-height: 1;
  color: #ffffff;
}

.countdown-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-top: 0.5rem;
}

.countdown-sep {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
  align-self: flex-start;
  padding-top: 0.15rem;
}


/* =============================================
   GALERÍA
   ============================================= */
.fotos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 260px;
  gap: 6px;
}

.foto-item-wide {
  grid-column: span 2;
}

.foto-placeholder {
  width: 100%;
  height: 100%;
  background: var(--bg-alt);
  border: 1px dashed var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-align: center;
  line-height: 1.6;
  transition: background var(--transition);
}

.foto-placeholder:hover {
  background: #eeebe6;
}

.foto-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}


/* =============================================
   RSVP FORM
   ============================================= */
.rsvp-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
}

.form-group input,
.form-group textarea {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  outline: none;
  transition: border-color var(--transition);
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}

.radio-group {
  display: flex;
  gap: 2rem;
  padding-top: 0.25rem;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  cursor: pointer;
  text-transform: none;
  letter-spacing: normal;
  font-weight: 400;
  color: var(--text);
}

.radio-label input { width: auto; }

.rsvp-success {
  text-align: center;
  padding: 2.5rem;
  border: 1px solid var(--border);
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--accent);
}

.hidden { display: none; }


/* =============================================
   FOOTER
   ============================================= */
footer {
  background: var(--text);
  color: rgba(255,255,255,0.55);
  text-align: center;
  padding: 3.5rem 2rem;
}

.footer-names {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 300;
  color: rgba(255,255,255,0.9);
  margin-bottom: 0.5rem;
}

.footer-date {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.footer-copy {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}


/* =============================================
   FADE-IN ANIMATIONS
   ============================================= */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: none;
}


/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }

  .section { padding: 5rem 1.5rem; }

  .historia-grid {
    flex-direction: column;
    gap: 2.5rem;
  }

  .historia-item {
    border-left: none;
    border-top: 1px solid var(--border);
    padding: 1.5rem 0 0;
  }

  .historia-item:first-child {
    border-top: none;
    padding-top: 0;
  }

  .detalles-grid {
    grid-template-columns: 1fr;
  }

  .fotos-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 200px;
  }

  .foto-item-wide { grid-column: span 2; }

  .form-row { grid-template-columns: 1fr; }

  .countdown { gap: 0.5rem; }
  .countdown-item { min-width: 72px; }
  .countdown-sep { font-size: 2rem; }
}

@media (max-width: 480px) {
  .hero-names { font-size: 3.5rem; }

  .fotos-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 220px;
  }

  .foto-item-wide { grid-column: span 1; }

  .countdown-item { min-width: 60px; }
}