/* ==========================================================================
   RESPONSIVE — Breakpoints & Mobile-first Enhancements
   Optimized for WhatsApp in-app browser, iPhone Safari, Android Chrome
   ========================================================================== */

/* Tablet — 640px */
@media (min-width: 40rem) {
  .event-cards {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .location-block {
    grid-template-columns: 1fr 1fr;
  }

  .location-block__info {
    text-align: left;
  }

  .hero__meta {
    flex-direction: row;
    gap: var(--space-xl);
  }

  .hero__meta span + span::before {
    content: '·';
    margin-right: var(--space-xl);
    opacity: 0.5;
  }
}

/* Desktop — 768px */
@media (min-width: 48rem) {
  :root {
    --header-height: 5rem;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    inset: auto;
    flex: 1 1 auto;
    min-width: 0;
    opacity: 1;
    visibility: visible;
    background: transparent;
    flex-direction: row;
    justify-content: flex-end;
    overflow: visible;
    padding: 0;
    gap: 0;
  }

  .site-nav__list {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    gap: 0.35rem 0.85rem;
    max-width: none;
    width: auto;
  }

  .site-nav__item {
    width: auto;
  }

  .site-nav__link {
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: var(--font-sans);
    font-weight: 500;
    width: auto;
    padding-block: 0.35rem;
    white-space: nowrap;
  }

  .site-header.is-hero .site-nav__link {
    color: var(--color-white);
  }

  .site-header.is-hero.is-scrolled .site-nav__link {
    color: var(--color-text);
  }

  .site-header.is-hero .site-nav__link:hover,
  .site-header.is-hero .site-nav__link.is-active {
    color: var(--color-gold-light);
  }

  .site-header.is-hero.is-scrolled .site-nav__link:hover,
  .site-header.is-hero.is-scrolled .site-nav__link.is-active {
    color: var(--color-gold-dark);
  }

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

  .event-cards--home {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Large Desktop — 1024px */
@media (min-width: 64rem) {
  .site-nav__list {
    gap: 0.5rem 1.15rem;
  }

  .site-nav__link {
    font-size: var(--text-xs);
    letter-spacing: 0.12em;
  }

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

  .event-cards--home {
    grid-template-columns: repeat(3, 1fr);
  }

  .container {
    padding-inline: var(--space-2xl);
  }
}

/* Extra Large — 1280px */
@media (min-width: 80rem) {
  .hero__content {
    padding-inline: var(--space-2xl);
  }
}

/* --------------------------------------------------------------------------
   WhatsApp / Mobile WebView Optimizations
   -------------------------------------------------------------------------- */
@supports (-webkit-touch-callout: none) {
  .hero {
    min-height: -webkit-fill-available;
  }
}

/* Safe area insets for notched devices */
@supports (padding: max(0px)) {
  .site-header__inner {
    padding-left: max(var(--space-lg), env(safe-area-inset-left));
    padding-right: max(var(--space-lg), env(safe-area-inset-right));
  }

  .site-footer {
    padding-bottom: max(var(--space-xl), env(safe-area-inset-bottom));
  }

  .hero__content {
    padding-left: max(var(--space-lg), env(safe-area-inset-left));
    padding-right: max(var(--space-lg), env(safe-area-inset-right));
  }
}

/* Touch-friendly tap targets (mobile-first — coarse pointers) */
@media (hover: none) and (pointer: coarse) {
  .btn,
  .invite-event-card__rsvp-btn,
  .invite-event-card__close-btn,
  .invite-access__submit,
  .rsvp-form__submit,
  .rsvp-choice {
    min-height: 3rem;
    padding-inline: 1.75rem;
  }

  .site-nav__link {
    padding-block: var(--space-md);
    min-height: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .event-card:hover {
    transform: none;
  }

  .event-card:active {
    transform: scale(0.98);
  }
}

/* Landscape mobile */
@media (max-height: 30rem) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding-block: var(--space-4xl);
  }

  .hero__scroll {
    display: none;
  }

  .hero__title {
    font-size: var(--text-3xl);
  }
}

/* Print styles */
@media print {
  .site-header,
  .hero__scroll,
  .nav-toggle,
  .rsvp-form-wrapper iframe,
  .site-footer__links {
    display: none;
  }

  .hero {
    min-height: auto;
    page-break-after: always;
  }

  body {
    background: white;
    color: black;
  }
}

/* High contrast mode */
@media (prefers-contrast: more) {
  :root {
    --color-overlay: rgba(0, 0, 0, 0.75);
    --border-subtle: 1px solid var(--color-charcoal);
  }

  .btn--primary {
    border-width: 2px;
  }
}

/* OS dark mode: keep the designed light wedding theme (no auto dark palette) */
@media (prefers-color-scheme: dark) {
  html {
    color-scheme: light;
  }

  input:not([type='checkbox']):not([type='radio']):not([type='range']):not([type='hidden']):not([type='color']):not([type='file']),
  textarea,
  select {
    color-scheme: light;
    background-color: var(--color-bg);
    color: var(--color-text);
    border-color: rgba(44, 40, 37, 0.2);
  }

  input::placeholder,
  textarea::placeholder {
    color: var(--color-muted);
    opacity: 1;
  }

  input:-webkit-autofill,
  input:-webkit-autofill:hover,
  input:-webkit-autofill:focus,
  textarea:-webkit-autofill,
  textarea:-webkit-autofill:hover,
  textarea:-webkit-autofill:focus {
    -webkit-box-shadow: 0 0 0 1000px var(--color-ivory) inset;
    -webkit-text-fill-color: var(--color-charcoal);
    caret-color: var(--color-charcoal);
  }
}