:root {
  --ivory: #f4ecde;
  --forest: #006633;
  --wine: #7a263a;
  color-scheme: light;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--forest);
  background: var(--ivory);
  letter-spacing: 0.025em;
  line-height: 1.5;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
}

button {
  font: inherit;
}

.invitation {
  position: relative;
  display: grid;
  min-height: 100vh;
  min-height: 100svh;
  place-items: center;
  overflow: hidden;
  padding: 5rem 1.5rem;
  background: var(--ivory);
  text-align: center;
  scroll-snap-align: start;
}

.invitation-image {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.invitation.has-image::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: rgba(24, 28, 25, 0.3);
  content: "";
  pointer-events: none;
}

.invitation-image[hidden] {
  display: none;
}

.language-switch,
.invitation-content {
  position: relative;
  z-index: 2;
}

.language-switch {
  position: absolute;
  top: 1.5rem;
  left: 50%;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  transform: translateX(-50%);
}

.language-switch button {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--forest);
  cursor: pointer;
  font-size: 1.2rem;
  letter-spacing: 0.04em;
}

.invitation.has-image .language-switch {
  color: var(--ivory);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.9), 0 2px 8px rgba(0, 0, 0, 0.8);
}

.invitation.has-image .language-switch button {
  color: var(--ivory);
}

.language-switch button.active {
  font-weight: 400;
}

.language-switch button:not(.active):hover {
  text-decoration: underline;
  text-underline-offset: 0.2rem;
}

.language-switch button:focus-visible {
  outline: 2px solid var(--wine);
  outline-offset: 2px;
}

.invitation-content {
  width: min(100%, 60rem);
  padding: 2rem 0;
  color: var(--ivory);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
}

.eyebrow,
.event-date {
  margin: 0;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
}

.eyebrow {
  margin-bottom: 1.4rem;
}

h1 {
  margin: 0;
  font-size: clamp(3.5rem, 8vw, 6rem);
  font-weight: 400;
  letter-spacing: 0.035em;
  line-height: 1.15;
  text-shadow: 0 3px 14px rgba(0, 0, 0, 0.75);
}

h1 span {
  display: inline-block;
  margin: 0 0.035em;
  font-size: 0.9em;
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
  vertical-align: -0.04em;
}

.event-date {
  width: fit-content;
  margin: 2rem auto 0;
  padding: 0.45rem 0.9rem;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  text-shadow: 0 3px 14px rgba(0, 0, 0, 0.75);
}

.event-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 5vw, 4rem);
  width: min(100%, 42rem);
  margin: 1.5rem auto 0;
  color: var(--ivory);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
}

.event-detail {
  display: grid;
  justify-items: center;
  gap: 0.2rem;
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  letter-spacing: 0.025em;
}

.event-detail > span:last-child {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  letter-spacing: 0.025em;
}

.rsvp-button {
  display: inline-block;
  margin-top: 1.25rem;
  padding: 0.75rem 1.75rem;
  border: 1px solid var(--ivory);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.24);
  color: var(--ivory);
  cursor: pointer;
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  white-space: normal;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.7);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.28);
  transition: background-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.rsvp-footer {
  display: flex;
  justify-content: center;
  grid-column: 1 / -1;
}

.rsvp-footer .rsvp-button {
  margin-top: 0;
}

.rsvp-button:hover {
  background: var(--ivory);
  color: var(--forest);
  text-shadow: none;
  transform: translateY(-1px);
}

.rsvp-button:focus-visible {
  outline: 2px solid var(--ivory);
  outline-offset: 4px;
}

.details {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  min-height: 100vh;
  min-height: 100svh;
  width: 100%;
  scroll-snap-align: start;
}

.travel-details,
.contacts-faq {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: center;
  gap: clamp(2rem, 5vw, 4rem);
  min-height: 100vh;
  min-height: 100svh;
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 4rem clamp(1.5rem, 5vw, 4rem);
  scroll-snap-align: start;
}

.detail-column h2 {
  margin: 0 0 1rem;
  color: var(--wine);
  font-size: 2.5rem;
  font-weight: 400;
  letter-spacing: 0.025em;
}

.detail-column {
  position: relative;
  z-index: 1;
  text-align: center;
}

.ceremony-panel,
.celebration-panel {
  display: grid;
  align-content: center;
  min-height: 100vh;
  min-height: 100svh;
  padding: 4rem clamp(1.5rem, 5vw, 4rem);
  background-position: center;
  background-size: cover;
  color: var(--ivory);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
}

.ceremony-panel {
  background-image:
    linear-gradient(rgba(24, 28, 25, 0.3), rgba(24, 28, 25, 0.3)),
    url("assets/ville-epinay.jpg");
}

.celebration-panel {
  background-image:
    linear-gradient(rgba(24, 28, 25, 0.3), rgba(24, 28, 25, 0.3)),
    url("assets/photo_domaine_web-scaled.jpg");
}

.detail-panel h2,
.detail-panel .schedule,
.detail-panel .schedule time,
.detail-panel .map-link {
  color: var(--ivory);
}

.detail-panel .attendance-note {
  background: rgba(24, 28, 25, 0.36);
}

.travel-list {
  max-width: 34rem;
  margin: 0 auto;
  padding: 0 0 0 1.5rem;
  text-align: left;
  font-size: clamp(1.15rem, 2vw, 1.35rem);
  line-height: 1.6;
}

.travel-list li {
  padding: 0.85rem 0.25rem 0.85rem 0.35rem;
}

.travel-list li::marker {
  color: var(--wine);
  font-size: 0.8em;
}

.contact-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  max-width: 34rem;
  margin: 0 auto;
}

.contact-card {
  display: grid;
  gap: 0.3rem;
  padding: 1rem;
  background: rgba(122, 38, 58, 0.06);
  font-size: 1.15rem;
}

.contact-card strong {
  color: var(--wine);
  font-weight: 500;
}

.contact-card span {
  font-size: 0.9rem;
}

.faq-list {
  max-width: 34rem;
  margin: 0 auto;
  text-align: left;
}

.faq-list details {
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(122, 38, 58, 0.2);
}

.faq-list summary {
  color: var(--wine);
  cursor: pointer;
  font-size: 1.15rem;
  font-weight: 500;
}

.faq-list details p {
  margin: 0.65rem 0 0;
  font-size: 1.05rem;
}

.schedule {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: clamp(1.5rem, 2.5vw, 1.8rem);
}

.schedule li {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem 0.8rem;
  padding: 0.4rem 0;
  line-height: 1.45;
}

.schedule-time {
  color: var(--forest);
  font-size: 1rem;
  letter-spacing: 0.025em;
}

.schedule time {
  color: var(--forest);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.025em;
}

.schedule-time {
  flex-basis: 100%;
}

.location-card {
  display: grid;
  gap: 0.35rem;
  justify-items: center;
  margin-top: 1.25rem;
}

.map-link {
  width: fit-content;
  color: var(--wine);
  text-decoration: underline;
  text-decoration-color: rgba(122, 38, 58, 0.4);
  text-underline-offset: 0.2rem;
}

.map-link:hover,
.map-link:focus-visible {
  text-decoration-color: currentColor;
}

.map-link:focus-visible {
  outline: 2px solid var(--wine);
  outline-offset: 3px;
}

.attendance-note {
  margin: 1.25rem 0 0;
  padding: 0.8rem 1rem;
  background: rgba(122, 38, 58, 0.06);
  font-size: 1.4rem;
  line-height: 1.6;
}

@media (max-width: 700px) {
  .language-switch {
    top: 1rem;
  }

  .invitation {
    min-height: 100vh;
    min-height: 100svh;
  }

  .invitation-content {
    padding: 1rem 0;
  }

  .eyebrow {
    font-size: 1rem;
  }

  .event-date {
    margin-top: 1.5rem;
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .details {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 0;
  }

  .travel-details,
  .contacts-faq {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding: 3rem 1.5rem;
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}