/* ==========================================================================
   Mise en page : header, navigation, footer, grilles de sections
   Mobile-first : les media queries élargissent la mise en page.
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-2);
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.site-header__logo {
  height: 48px;
  width: auto;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1.05rem;
  line-height: 1.15;
}

.site-header__brand-text small {
  display: block;
  font-weight: 500;
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--color-primary);
}

.nav-toggle svg { width: 26px; height: 26px; }

@media (min-width: 960px) {
  .nav-toggle { display: none; }
}

.main-nav {
  display: none;
  border-top: 1px solid var(--color-gray-200);
}

.main-nav.is-open {
  display: block;
}

.main-nav__list {
  list-style: none;
  margin: 0;
  padding: var(--space-2) 0;
  display: flex;
  flex-direction: column;
}

.main-nav__list a {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  border-radius: var(--radius-sm);
}

.main-nav__list a:hover,
.main-nav__list a[aria-current="page"] {
  color: var(--color-primary);
  background: var(--color-bg-alt);
}

@media (min-width: 960px) {
  .main-nav {
    display: block !important;
    border-top: none;
  }

  .main-nav__list {
    flex-direction: row;
    gap: var(--space-2);
    padding: 0;
  }

  .main-nav__list a { padding: var(--space-2) var(--space-3); }
}

/* Hero */

.hero {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: var(--color-white);
  padding-block: var(--space-12) var(--space-16);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% 20%, rgba(232, 185, 35, 0.25), transparent 55%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  max-width: 720px;
}

.hero h1 {
  color: var(--color-white);
}

.hero p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.15rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

/* Sections */

.section {
  padding-block: var(--space-12);
}

.section--alt {
  background: var(--color-bg-alt);
}

.section__header {
  max-width: 640px;
  margin-bottom: var(--space-8);
}

.section__eyebrow {
  display: inline-block;
  color: var(--color-gold);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  margin-bottom: var(--space-2);
}

.grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

.gallery-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 640px) {
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 960px) {
  .gallery-grid { grid-template-columns: repeat(4, 1fr); }
}

.gallery-grid img {
  border-radius: var(--radius-md);
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

/* Footer */

.site-footer {
  background: var(--color-black);
  color: var(--color-gray-200);
  padding-block: var(--space-12) var(--space-8);
  margin-top: var(--space-16);
}

.site-footer a {
  color: var(--color-gray-200);
}

.site-footer a:hover {
  color: var(--color-gold-light);
}

.site-footer__grid {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .site-footer__grid { grid-template-columns: repeat(3, 1fr); }
}

.site-footer__bottom {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.85rem;
  color: var(--color-gray-400);
}