:root {
  --color-background: #f7f0ed;
  --color-surface: #ffffff;
  --color-primary: #5c4a4a;
  --color-accent: #b08c7a;
  --color-muted: #907c7c;
  --color-border: #e3d7d1;
  --font-script: "Great Vibes", cursive;
  --font-heading: "Libre Baskerville", serif;
  --font-body: "Source Sans 3", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --max-width: 1100px;
  --section-padding-block: clamp(4.5rem, 7vw, 7rem);
  --section-padding-inline: clamp(1.5rem, 6vw, 6rem);
  --transition: 0.3s ease;
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: var(--color-primary);
  line-height: 1.6;
  font-size: 1.05rem;
}

img {
  max-width: 100%;
  display: block;
  border-radius: 12px;
}

a {
  color: inherit;
  text-decoration: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.script {
  font-family: var(--font-script);
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem clamp(1.5rem, 5vw, 6rem);
  position: sticky;
  top: 0;
  z-index: 10;
  background-color: rgba(247, 240, 237, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(227, 215, 209, 0.7);
}

.nav__logo {
  font-family: var(--font-script);
  font-size: 2rem;
  color: var(--color-accent);
  margin-right: clamp(1.5rem, 5vw, 3.5rem);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav__links a {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
}

.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition);
}

.nav__links a:hover::after,
.nav__links a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  background: none;
  border: none;
  cursor: pointer;
}

.nav__toggle-line {
  width: 1.5rem;
  height: 2px;
  background-color: var(--color-primary);
}

/* Hero */
.hero {
  padding-block: var(--section-padding-block);
  padding-inline: var(--section-padding-inline);
  text-align: center;
  display: grid;
  gap: clamp(3rem, 8vw, 5rem);
  justify-items: center;
  background-color: var(--color-background);
}

.hero__body {
  max-width: 700px;
  display: grid;
  gap: 1.2rem;
}

.hero__subtitle {
  font-family: var(--font-heading);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.hero__title {
  font-family: var(--font-script);
  font-size: clamp(3.2rem, 9vw, 4.8rem);
  margin: 0;
  color: var(--color-primary);
}

.hero__description {
  color: var(--color-muted);
  margin: 0;
}

.hero__cta {
  display: inline-block;
  margin: 0 auto;
  padding: 0.9rem 2.8rem;
  border-radius: 999px;
  border: 1px solid var(--color-accent);
  font-family: var(--font-heading);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background-color var(--transition), color var(--transition);
}

.hero__cta:hover,
.hero__cta:focus-visible {
  background-color: var(--color-accent);
  color: var(--color-surface);
}


/* Sections */
.section {
  padding-block: var(--section-padding-block);
  padding-inline: var(--section-padding-inline);
}

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

.section__heading {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 2.8rem);
  text-align: center;
  margin: 0 0 2.2rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.section__intro {
  max-width: 700px;
  margin: 0 auto 2.5rem;
  text-align: center;
  color: var(--color-muted);
  line-height: 1.7;
}

.section__intro--narrow {
  max-width: 560px;
}

.section__heading.script {
  font-family: var(--font-script);
  text-transform: none;
  letter-spacing: normal;
  font-size: clamp(2.6rem, 6vw, 3.4rem);
}

/* Countdown */
.section--countdown {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.countdown {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  text-align: center;
}

.countdown__segment {
  padding: 1.5rem 1rem;
  border-radius: 18px;
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  display: grid;
  gap: 0.5rem;
}

.countdown__value {
  font-family: var(--font-heading);
  font-size: 2.6rem;
  color: var(--color-primary);
}

.countdown__label {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
}

/* Details */
.section--story {
  background-color: var(--color-background);
}

.details {
  display: grid;
  gap: 3rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: center;
}

.details__column p {
  margin: 0 0 1.2rem;
  color: var(--color-muted);
}

.detail-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.8rem;
  color: var(--color-primary);
}

.detail-list strong {
  font-family: var(--font-heading);
  letter-spacing: 0.05em;
}

.details__image {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

/* Schedule */
.section--schedule {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.schedule {
  display: grid;
  gap: 2rem;
}

.schedule__tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.schedule__tab {
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background-color: transparent;
  font-family: var(--font-heading);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--transition), border-color var(--transition);
}

.schedule__tab--active {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-surface);
}

.schedule__content {
  display: none;
  border-radius: 22px;
  border: 1px solid var(--color-border);
  padding: 2.5rem clamp(1.5rem, 4vw, 3rem);
  background-color: var(--color-background);
  box-shadow: 0 12px 35px rgba(92, 74, 74, 0.1);
}

.schedule__content--active {
  display: grid;
  gap: 1.8rem;
}

.schedule__item {
  display: grid;
  gap: 0.4rem 1.5rem;
  grid-template-columns: 120px 1fr;
  align-items: start;
}

.schedule__item time {
  font-family: var(--font-heading);
  color: var(--color-accent);
  letter-spacing: 0.05em;
}

.schedule__title {
  font-family: var(--font-heading);
  margin: 0;
  letter-spacing: 0.04em;
}

.schedule__item p {
  margin: 0;
  color: var(--color-muted);
}

/* Gallery */
.section--gallery {
  background-color: var(--color-background);
}

.gallery {
  position: relative;
}

.gallery__swiper {
  overflow: hidden;
  border-radius: 26px;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  padding: clamp(1.2rem, 3vw, 2rem);
  box-shadow: 0 20px 45px rgba(92, 74, 74, 0.12);
}

.gallery__slide {
  height: clamp(240px, 38vw, 360px);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 18px 35px rgba(92, 74, 74, 0.12);
}

.gallery__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  margin-top: clamp(1rem, 2.5vw, 1.6rem);
}

.gallery__button {
  position: static;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-primary);
  box-shadow: 0 15px 30px rgba(92, 74, 74, 0.14);
  display: grid;
  place-items: center;
  margin: 0;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.gallery__button:hover,
.gallery__button:focus-visible {
  transform: translateY(-2px);
  border-color: var(--color-accent);
  box-shadow: 0 20px 40px rgba(92, 74, 74, 0.18);
}

.gallery__button::after {
  font-size: 1rem;
}

.gallery__pagination {
  position: static !important;
  width: auto !important;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.gallery__pagination .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background-color: var(--color-border);
  opacity: 1;
  transition: transform var(--transition), background-color var(--transition);
}

.gallery__pagination .swiper-pagination-bullet-active {
  background-color: var(--color-accent);
  transform: scale(1.2);
}

/* Directions */
.section--directions {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.directions {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.directions__map iframe {
  border: none;
  width: 100%;
  min-height: 320px;
  border-radius: 20px;
  box-shadow: 0 15px 30px rgba(92, 74, 74, 0.12);
}

.directions__list {
  display: grid;
  gap: 1rem;
}

.directions__item {
  text-align: left;
  padding: 1.25rem 1.4rem;
  border-radius: 16px;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  cursor: pointer;
  display: grid;
  gap: 0.3rem;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.directions__item--active {
  border-color: var(--color-accent);
  box-shadow: 0 12px 28px rgba(92, 74, 74, 0.12);
}

.directions__item:hover,
.directions__item:focus-visible {
  transform: translateY(-2px);
  border-color: var(--color-accent);
  box-shadow: 0 12px 28px rgba(92, 74, 74, 0.12);
}

.directions__place {
  font-family: var(--font-heading);
  letter-spacing: 0.04em;
}

.directions__note {
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* RSVP */
.section--rsvp {
  background-color: var(--color-background);
  border-top: 0;
  border-bottom: 0;
}

.rsvp__intro {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2rem;
  color: var(--color-muted);
}

.rsvp-form {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.4rem clamp(1.5rem, 4vw, 3rem);
  background-color: var(--color-surface);
  border-radius: 22px;
  border: 1px solid var(--color-border);
  box-shadow: 0 20px 45px rgba(92, 74, 74, 0.12);
}

.form-grid {
  display: grid;
  gap: 1.2rem 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-bottom: 1.4rem;
}

.form-field {
  display: grid;
  gap: 0.5rem;
  font-family: var(--font-heading);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--color-primary);
}

.form-field input,
.form-field select,
.form-field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background-color: var(--color-background);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(176, 140, 122, 0.25);
}

.form-field textarea {
  resize: vertical;
}

.form-field--wide {
  grid-column: 1 / -1;
}

.rsvp-form__submit {
  width: 100%;
  padding: 1rem;
  border-radius: 999px;
  border: none;
  font-family: var(--font-heading);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background-color: var(--color-accent);
  color: var(--color-surface);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.rsvp-form__submit:hover,
.rsvp-form__submit:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 18px 35px rgba(92, 74, 74, 0.18);
}

.form-status {
  text-align: center;
  font-family: var(--font-heading);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin: 1rem 0 0;
}

.form-status--success {
  color: #2f8f60;
}

.form-status--error {
  color: #b25858;
}

/* Footer */
.footer {
  background-color: var(--color-background);
  padding: var(--section-padding-block) var(--section-padding-inline);
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 0.6rem;
  justify-items: center;
  text-align: center;
}

.footer__script {
  font-size: 2.4rem;
  color: var(--color-accent);
  margin: 0;
}

.footer__inner a {
  color: var(--color-accent);
  font-family: var(--font-heading);
  letter-spacing: 0.05em;
}

.back-to-top {
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
}

/* Responsive */
@media (max-width: 900px) {
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: absolute;
    right: clamp(1.5rem, 6vw, 6rem);
    top: calc(100% + 0.75rem);
    background-color: var(--color-surface);
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.2rem 1.4rem;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    box-shadow: 0 20px 40px rgba(92, 74, 74, 0.12);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--transition), transform var(--transition);
  }

  .nav__links.nav__links--open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

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

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

@media (max-width: 600px) {
  :root {
    --section-padding-block: clamp(3.5rem, 14vw, 5rem);
  }

  .nav {
    padding: 1rem 1.5rem;
  }

  .hero__body {
    gap: 0.9rem;
  }

  .countdown__value {
    font-size: 2.2rem;
  }

  .schedule__content {
    padding: 2rem 1.5rem;
  }

  .directions__map iframe {
    min-height: 240px;
  }

  .gallery__swiper {
    padding: 1rem;
  }

  .gallery__controls {
    gap: 0.8rem;
  }

  .gallery__button {
    width: 42px;
    height: 42px;
  }

  .gallery__slide {
    height: clamp(220px, 55vw, 300px);
  }

  .social-grid img {
    height: 120px;
  }
}