/* ============================================
   Wedding Website — Subham & Sradha
   Modern & Minimal Design System
   ============================================ */

:root {
  --color-bg: #FAFAF8;
  --color-bg-alt: #F3F1ED;
  --color-text: #2C2C2C;
  --color-text-light: #595959;
  --color-accent: #96792E;
  --color-accent-hover: #7A6225;
  --color-accent-light: #C9A96E;
  --color-sage: #5E7156;
  --color-sage-light: #D4DDD0;
  --color-white: #FFFFFF;
  --color-border: #D6D1CA;
  --color-error: #C0392B;

  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Montserrat', 'Segoe UI', sans-serif;

  --max-width: 900px;
  --max-width-wide: 1100px;
  --section-padding: 100px 24px;
  --transition: 0.3s ease;
  --focus-ring: 2px solid #4A6FA5;
  --focus-offset: 2px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--color-accent);
  text-underline-offset: 3px;
}

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

/* ---- Global Focus Styles ---- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

/* ---- Screen Reader Only ---- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---- Skip to Main Content ---- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 9999;
  padding: 12px 24px;
  background: var(--color-text);
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 0 0 6px 6px;
  text-decoration: none;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 0;
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

/* ---- Utility ---- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-padding);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 400;
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}

.section-subtitle {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--color-text-light);
  text-align: center;
  margin-bottom: 60px;
  letter-spacing: 0.04em;
}

/* ---- Fade-in Animation ---- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Reduced Motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

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

}

/* ============================================
   Navigation
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(250, 250, 248, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--color-border);
}

.nav-inner {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--color-white);
  text-decoration: none;
  transition: color var(--transition);
}

.nav.scrolled .nav-logo {
  color: var(--color-text);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.95);
  text-decoration: none;
  transition: color var(--transition);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-light);
  transition: width var(--transition);
}

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

.nav-links a:focus-visible {
  outline: 2px solid var(--color-white);
  outline-offset: 4px;
}

.nav.scrolled .nav-links a {
  color: var(--color-text);
}

.nav.scrolled .nav-links a:focus-visible {
  outline-color: var(--color-accent);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: background var(--transition), transform var(--transition);
}

.nav.scrolled .nav-toggle span {
  background: var(--color-text);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-white);
  background: url('../images/main-backdrop.jpg') center/cover no-repeat;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 24px;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero-names {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 10vw, 6.5rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.hero-amp {
  font-style: italic;
  font-weight: 300;
  margin: 0 0.15em;
  color: var(--color-accent-light);
}

.hero-divider {
  width: 60px;
  height: 1px;
  background: var(--color-accent-light);
  margin: 24px auto;
}

.hero-tagline {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.hero-date {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-white);
  animation: bounce 2s infinite;
  padding: 8px;
  text-decoration: none;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* ============================================
   Countdown
   ============================================ */
.countdown {
  background: var(--color-bg-alt);
  text-align: center;
  padding: 80px 24px;
}

.countdown-grid {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.countdown-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 28px 20px;
  min-width: 110px;
  text-align: center;
}

.countdown-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 400;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 8px;
}

.countdown-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

/* ============================================
   Our Story — Image Showcase
   ============================================ */
.story {
  background: var(--color-bg-alt);
  position: relative;
  overflow: hidden;
}

.story-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.story-particles canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

/* Floating gallery photos behind story */
.floating-photos {
  position: absolute;
  top: 40%;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.floating-photo {
  position: absolute;
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 10px;
  opacity: 0;
  will-change: transform, opacity;
  animation: floatPhoto linear infinite;
}

@keyframes floatPhoto {
  0% {
    opacity: 0;
    transform: translateY(20px) rotate(var(--rot)) scale(0.7);
  }
  10% {
    opacity: var(--peak-opacity, 0.55);
  }
  80% {
    opacity: var(--peak-opacity, 0.55);
  }
  100% {
    opacity: 0;
    transform: translateY(-60px) rotate(var(--rot)) scale(0.9);
  }
}

.story .container,
.story .story-images {
  position: relative;
  z-index: 2;
}

.story .container {
  margin-bottom: 0;
}

.story-description {
  max-width: 720px;
  margin: 16px auto 0;
  font-size: 0.95rem;
  font-style: italic;
  line-height: 1.9;
  color: var(--color-text-light);
  text-align: center;
}

.story-images {
  max-width: 900px;
  margin: 0 auto;
  padding: 10px 24px 0;
  display: flex;
  justify-content: center;
}

.story-img {
  max-width: 100%;
  max-height: 70vh;
  width: auto;
  height: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  object-fit: contain;
}

/* ============================================
   Event Details
   ============================================ */
.events {
  background: var(--color-bg-alt);
}

.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  max-width: var(--max-width-wide);
  margin: 0 auto;
}

.event-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 36px 28px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.event-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

.event-icon {
  color: var(--color-accent);
  margin-bottom: 20px;
}

.event-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 8px;
}

.event-date {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.08em;
}

.event-divider {
  width: 40px;
  height: 1px;
  background: var(--color-border);
  margin: 20px auto;
}

.event-venue {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.event-address {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.event-dress {
  font-size: 0.8rem;
  color: var(--color-sage);
  font-weight: 500;
  letter-spacing: 0.04em;
}

/* ============================================
   Travel & Accommodation
   ============================================ */
.travel {
  background: var(--color-bg-alt);
}

.travel-grid {
  display: grid;
  gap: 24px;
}

.travel-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 32px;
}

.travel-card h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 16px;
  color: var(--color-accent);
}

.travel-venue-name {
  font-weight: 600;
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.map-placeholder {
  width: 100%;
  height: 250px;
  background: var(--color-bg-alt);
  border: 1px dashed var(--color-border);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-text-light);
  font-size: 0.85rem;
  margin-top: 16px;
}

.hotel-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hotel-item {
  padding: 16px;
  background: var(--color-bg);
  border-radius: 6px;
}

.hotel-item h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 500;
  margin-bottom: 4px;
}

.hotel-item h4 a {
  text-decoration: underline;
}

.hotel-item p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.travel-tips {
  display: grid;
  gap: 16px;
}

.travel-tip h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 4px;
  color: var(--color-text);
}

.travel-tip p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ============================================
   RSVP
   ============================================ */
.rsvp {
  background: var(--color-bg);
}

.rsvp-form {
  max-width: 560px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 24px;
}

.form-fieldset {
  border: none;
  padding: 0;
}

.form-fieldset legend {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
  color: var(--color-text);
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
  color: var(--color-text);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(150, 121, 46, 0.15);
  outline: none;
}

.form-group textarea {
  resize: vertical;
}

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

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.btn-submit {
  display: block;
  width: 100%;
  padding: 16px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
  background: var(--color-accent);
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.btn-submit:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn-submit:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.form-note {
  text-align: center;
  margin-top: 12px;
  font-size: 0.75rem;
  color: var(--color-text-light);
}

.form-error {
  display: block;
  font-size: 0.8rem;
  color: var(--color-error);
  margin-top: 6px;
  min-height: 1.2em;
}

.form-group input.error,
.form-group select.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.12);
}

.form-group input[aria-invalid="true"],
.form-group select[aria-invalid="true"] {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.12);
}

.rsvp-success {
  display: none;
  text-align: center;
  padding: 40px;
}

.rsvp-success.show {
  display: block;
}

.rsvp-success h3 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 400;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.rsvp-success p {
  color: var(--color-text-light);
}

/* ============================================
   Background Music Toggle
   ============================================ */
.music-toggle {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1500;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  transition: all var(--transition);
}

.music-toggle:hover {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.music-toggle:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.music-toggle.playing {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
  animation: pulse-ring 2s ease infinite;
}

@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(150, 121, 46, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(150, 121, 46, 0); }
  100% { box-shadow: 0 0 0 0 rgba(150, 121, 46, 0); }
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--color-text);
  color: var(--color-white);
  text-align: center;
  padding: 60px 24px;
}

.footer-names {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.footer-date {
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  opacity: 0.85;
}

.footer-divider {
  width: 40px;
  height: 1px;
  background: var(--color-accent-light);
  margin: 24px auto;
}

.footer-note {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  opacity: 0.75;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  :root {
    --section-padding: 70px 20px;
  }

  /* Mobile Nav */
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 260px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 24px;
    transition: right 0.4s ease;
    box-shadow: -4px 0 30px rgba(0, 0, 0, 0.1);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    color: var(--color-text) !important;
    font-size: 0.9rem;
  }

  .nav-links a:focus-visible {
    outline-color: var(--color-accent) !important;
  }

  /* Hero */
  .hero {
    background-position: 44% center;
    align-items: flex-end;
    padding-bottom: 80px;
  }

  .hero-names {
    font-size: clamp(2.5rem, 12vw, 4rem);
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-amp {
    display: block;
    margin: 4px 0;
  }

  /* Events */
  .events-grid {
    grid-template-columns: 1fr;
  }

  /* Countdown */
  .countdown-card {
    min-width: 80px;
    padding: 20px 14px;
  }

  .countdown-number {
    font-size: 2.2rem;
  }
}

@media (max-width: 480px) {
  .countdown-grid {
    gap: 12px;
  }

  .countdown-card {
    min-width: 70px;
    padding: 16px 10px;
  }

  .countdown-number {
    font-size: 1.8rem;
  }
}