/**
 * Layout Styles
 * Header, Footer, Grids, Containers
 * Gold & White Elegant Theme
 */

/* ==========================================
   BACKGROUND / SLIDESHOW
   ========================================== */

.bg-slideshow {
  position: fixed;
  inset: 0;
  z-index: var(--z-slideshow);
  overflow: hidden;
}

.bg-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  opacity: 0;
  animation: fadeShow 24s infinite;
  /* No darkening filter - show photos as they are */
}

.bg-slide:nth-child(1) {
  animation-delay: 0s;
}

.bg-slide:nth-child(2) {
  animation-delay: 8s;
}

.bg-slide:nth-child(3) {
  animation-delay: 16s;
}

@keyframes fadeShow {
  0% { opacity: 0; }
  5% { opacity: 1; }
  25% { opacity: 1; }
  33% { opacity: 0; }
  100% { opacity: 0; }
}

/* Very subtle overlay to ensure text readability */
.bg-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-background);
  background: var(--overlay-slideshow);
  pointer-events: none;
}

/* ==========================================
   CONTAINER
   ========================================== */

.container {
  position: relative;
  z-index: var(--z-content);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-lg) var(--space-3xl);
}

.container-narrow {
  max-width: 800px;
}

/* Content cards with liquid glass effect */
.content-card {
  background: var(--color-bg-overlay);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* ==========================================
   HEADER
   ========================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  background: rgba(255, 255, 255, 0.6);
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 
    0 4px 20px rgba(0, 0, 0, 0.06),
    inset 0 -1px 0 rgba(255, 255, 255, 0.4);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  gap: var(--space-md);
}

.nav-brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
}

.nav-brand-title {
  font-family: var(--font-accent);
  letter-spacing: var(--tracking-widest);
  font-size: var(--text-xs);
  text-transform: uppercase;
  color: var(--color-gold-rich);
  font-weight: 500;
}

.nav-brand-subtitle {
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
}

.nav-links {
  display: flex;
  gap: var(--space-lg);
  font-family: var(--font-accent);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
  position: relative;
  padding-bottom: 4px;
  transition: color var(--transition-normal);
  font-weight: 500;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-gold);
  transition: all var(--transition-normal);
  transform: translateX(-50%);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-gold-rich);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-gold-rich);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* Mobile Menu Open State - must be outside media query */
.nav-links--open {
  display: flex !important;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  padding: var(--space-sm) 0;
  z-index: 9999;
  border: 1px solid rgba(184, 134, 11, 0.2);
}

.nav-links--open a {
  padding: var(--space-md) var(--space-lg) !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  text-align: center;
  display: block;
}

.nav-links--open a:last-child {
  border-bottom: none;
}

/* ==========================================
   FOOTER
   ========================================== */

.site-footer {
  margin-top: var(--space-2xl);
  padding: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
  font-style: italic;
  background: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.site-footer .gold {
  color: var(--color-gold-rich);
  font-weight: 500;
  font-style: normal;
}

/* ==========================================
   GRIDS
   ========================================== */

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-auto {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-story {
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: var(--space-xl);
}

.grid-hero {
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: center;
}

.grid-photo {
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-md);
}

.grid-photo .photo-frame {
  aspect-ratio: 4 / 3;
  height: auto;
  min-height: 280px;
}

.grid-photo .photo-frame:first-child {
  aspect-ratio: 4 / 3;
}

.grid-photo .photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
}

.grid-rsvp {
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: center;
}

/* ==========================================
   SECTIONS
   ========================================== */

.section {
  margin-top: var(--space-2xl);
  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.section-clear {
  background: transparent;
  backdrop-filter: none;
  border: none;
  padding: var(--space-xl) 0;
}

.section-rsvp {
  margin-top: var(--space-2xl);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  border: 2px solid var(--color-gold);
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  box-shadow: 
    0 8px 32px rgba(201, 162, 39, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* ==========================================
   HERO SECTION (HOME)
   ========================================== */

.hero {
  margin-top: var(--space-xl);
  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.hero-left {
  padding-right: var(--space-md);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-normal);
  margin-bottom: var(--space-lg);
  font-weight: 300;
  color: var(--color-text-primary);
}

.hero-title .x {
  font-size: 0.7em;
  color: var(--color-gold-rich);
  font-weight: 400;
  padding: 0 0.1em;
}

.hero-subtitle {
  color: var(--color-text-secondary);
  font-size: var(--text-md);
  max-width: 440px;
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
}

/* Hero Card - Liquid Glass Effect */
.hero-card {
  position: relative;
  border-radius: var(--radius-xl);
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(30px) saturate(1.4);
  -webkit-backdrop-filter: blur(30px) saturate(1.4);
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.12),
    0 2px 8px rgba(255, 255, 255, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.5),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05);
  overflow: hidden;
  max-width: 520px;
}

.hero-photo-grid {
  margin-bottom: var(--space-md);
}

.hero-photo-grid.grid-photo {
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-sm);
}

.hero-photo-grid .photo-frame {
  aspect-ratio: 3 / 4;
  height: 380px;
  border-radius: var(--radius-lg);
}

.hero-photo-grid .photo-frame:first-child {
  aspect-ratio: 3 / 4;
}

.hero-photo-grid .photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.hero-meta-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  align-items: center;
  margin-bottom: var(--space-sm);
}

.hero-names {
  font-family: var(--font-accent);
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold-rich);
  font-weight: 500;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
}

.hero-caption {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  font-style: italic;
  padding: var(--space-sm);
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ==========================================
   STORY TEXT
   ========================================== */

.story-text {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-loose);
}

.story-text p + p {
  margin-top: var(--space-md);
}

/* ==========================================
   RESPONSIVE
   ========================================== */

@media (max-width: 860px) {
  .grid-hero,
  .grid-rsvp,
  .grid-story {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-right {
    order: -1;
  }

  .grid-2 {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .grid-photo .photo-frame,
  .grid-photo .photo-frame:first-child {
    height: 250px;
  }

  .hero-photo-grid.grid-photo {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xs);
  }

  .hero-photo-grid .photo-frame {
    height: 220px;
    min-height: auto;
    max-height: none;
  }

  .hero-card {
    max-width: 100%;
    padding: var(--space-sm);
  }
}

@media (max-width: 900px) {
  /* Mobile Navigation */
  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
  }

  body {
    padding-top: 70px; /* Account for fixed header */
  }

  .nav {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: var(--space-sm);
    right: var(--space-sm);
    flex-direction: column;
    gap: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    padding: var(--space-sm) 0;
    z-index: 9999;
    border: 1px solid rgba(184, 134, 11, 0.2);
  }

  .nav-links--open {
    display: flex !important;
  }

  .nav-links a {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-primary);
  }

  .nav-links a:last-child {
    border-bottom: none;
  }

  .nav-links a:hover,
  .nav-links a.active {
    background: rgba(184, 134, 11, 0.1);
    color: var(--color-accent-gold);
  }

  .nav-links a::after {
    display: none;
  }

  .nav-toggle {
    display: flex;
    z-index: 10000;
  }

  /* Hamburger animation when open */
  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .container {
    padding-inline: var(--space-md);
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }

  .section-header-row {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .hero,
  .section,
  .section-rsvp {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
  }

  /* Hide brand subtitle on mobile */
  .nav-brand-subtitle {
    display: none;
  }
}

@media (max-width: 640px) {
  /* Hide hero card on very small screens */
  .hero-right {
    display: none;
  }
}