/*
Theme Name: Ribarcheo
Theme URI: https://example.com/ribarcheo
Author: GitHub Copilot
Description: Premiere version du site vitrine WordPress pour Ribarcheo, micro-entreprise en archeologie et prospection.
Version: 1.0.0
Text Domain: ribarcheo
*/

:root {
  --bg: #f2eadf;
  --bg-alt: #e5d8c5;
  --surface: rgba(255, 250, 242, 0.92);
  --surface-strong: #f4e4ce;
  --text: #241a13;
  --muted: #624e3c;
  --accent: #9a5d2a;
  --accent-dark: #53361f;
  --accent-soft: #d9b07a;
  --line: rgba(36, 26, 19, 0.12);
  --shadow: 0 24px 70px rgba(67, 44, 25, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Gill Sans", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(154, 93, 42, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(211, 177, 121, 0.16), transparent 24%),
    radial-gradient(circle at 50% 0%, rgba(67, 44, 25, 0.06), transparent 26%),
    linear-gradient(180deg, #f8f3ea 0%, var(--bg) 28%, #efe4d2 100%);
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

.site {
  min-height: 100vh;
  position: relative;
}

.site::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(36, 26, 19, 0.018) 1px, transparent 1px), linear-gradient(90deg, rgba(36, 26, 19, 0.018) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.35), transparent 70%);
  opacity: 0.65;
}

.site-topbar,
.site-header,
.site-footer,
.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 0 8px;
  font-size: 0.88rem;
  color: var(--accent-dark);
}

.site-topbar a {
  text-decoration: none;
  font-weight: 800;
  color: var(--accent-dark);
  letter-spacing: 0.03em;
}

.site-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0 18px;
}

.branding {
  display: grid;
  gap: 4px;
}

.brand-logo-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo {
  width: min(320px, 100%);
  height: auto;
}

.branding .site-title {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  letter-spacing: 0.02em;
}

.branding .site-tagline {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  background: rgba(255, 250, 242, 0.72);
  border: 1px solid rgba(83, 54, 31, 0.14);
  color: var(--accent-dark);
}

.site-nav a:hover {
  background: rgba(255, 250, 242, 0.96);
  border-color: rgba(83, 54, 31, 0.3);
}

.site-nav .current-menu-item > a,
.site-nav .current_page_item > a {
  color: #fff8ef;
  background: linear-gradient(135deg, var(--accent), #7d4a21);
  border-color: transparent;
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.9fr);
  gap: 22px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 34px;
  background:
    linear-gradient(145deg, rgba(255, 250, 242, 0.96), rgba(247, 234, 215, 0.92)),
    radial-gradient(circle at right top, rgba(154, 93, 42, 0.12), transparent 34%);
  box-shadow: var(--shadow);
}

.hero h1,
.section-title {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.1;
}

.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2.5rem, 6vw, 5rem);
  max-width: 9ch;
}

.hero p {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 1.06rem;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.button,
.button-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  transition: transform 160ms ease, background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.button {
  background: linear-gradient(135deg, var(--accent), #7d4a21);
  color: #fff8ef;
  border: 1px solid var(--accent);
  box-shadow: 0 12px 28px rgba(154, 93, 42, 0.22);
}

.button-outline {
  background: rgba(255, 250, 242, 0.7);
  color: var(--accent-dark);
  border: 1px solid rgba(97, 64, 33, 0.24);
}

.button:hover,
.button-outline:hover {
  transform: translateY(-1px);
}

.hero-panel {
  align-self: stretch;
  display: grid;
  gap: 16px;
  padding: 22px;
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.66), rgba(247, 234, 215, 0.82));
  border: 1px solid rgba(97, 64, 33, 0.12);
}

.kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--accent-dark);
  font-weight: 800;
}

.hero-panel strong,
.stat-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1rem;
}

.hero-panel p,
.stat-card p,
.card p,
.contact-card p {
  margin: 0;
  color: var(--muted);
}

.stat-grid,
.cards-grid {
  display: grid;
  gap: 18px;
}

.stat-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stat-card {
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.95), rgba(242, 228, 208, 0.8));
}

.stat-card,
.card,
.contact-card {
  padding: 20px;
  border-radius: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px rgba(72, 48, 24, 0.08);
}

.stat-card span {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--accent);
  font-weight: 900;
  font-size: 1.1rem;
}

.section {
  margin-top: 30px;
  padding: 22px 0 0;
}

.section-title {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
}

.section-lead {
  margin: 0 0 24px;
  max-width: 70ch;
  color: var(--muted);
}

.section-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 340px);
  gap: 18px 24px;
  align-items: start;
}

.section-split .cards-grid,
.section-split .timeline,
.section-split .contact-grid {
  grid-column: 1 / -1;
}

.section-split-alt {
  grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
}

.section-copy {
  max-width: 66ch;
}

.section-copy-wide {
  max-width: 80ch;
}

.collectivites-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 18px;
  align-items: stretch;
}

.collectivites-hero-copy {
  padding: 24px;
  border-radius: 28px;
  border: 1px solid var(--line);
  background: linear-gradient(170deg, rgba(255, 250, 242, 0.96), rgba(242, 228, 208, 0.84));
  box-shadow: 0 14px 32px rgba(72, 48, 24, 0.08);
}

.collectivites-hero-copy .section-lead:last-of-type {
  margin-bottom: 0;
}

.collectivites-hero-visual {
  align-self: stretch;
}

.collectivites-hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 20px;
}

.collectivites-pillars {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.section-illustration {
  justify-self: stretch;
  align-self: start;
}

.illustration-frame {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(97, 64, 33, 0.14);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.94), rgba(242, 228, 208, 0.9));
  box-shadow: 0 16px 30px rgba(72, 48, 24, 0.08);
}

.illustration-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.illustration-frame-large {
  padding: 10px;
}

.illustration-frame-medium {
  padding: 8px;
}

.card-marker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  color: #fff8ef;
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.cards-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.gallery-card,
.legal-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.96), rgba(242, 228, 208, 0.86));
  box-shadow: 0 12px 28px rgba(72, 48, 24, 0.08);
}

.gallery-card {
  display: grid;
}

.gallery-card-large {
  grid-column: span 2;
  grid-row: span 2;
}

.gallery-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.gallery-card-large img {
  aspect-ratio: 16 / 11;
}

.gallery-card figcaption,
.legal-card,
.legal-note {
  padding: 14px 16px;
}

.gallery-card figcaption {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.gallery-card-svg img {
  object-fit: contain;
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.95), rgba(242, 228, 208, 0.8));
}

.legal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.legal-card h3,
.legal-note strong {
  margin: 0 0 8px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
  color: var(--accent-dark);
}

.legal-card-alert {
  border-color: rgba(154, 93, 42, 0.44);
  background: linear-gradient(180deg, rgba(255, 244, 232, 0.95), rgba(242, 228, 208, 0.88));
}

.legal-card p,
.legal-note p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.legal-note {
  margin-top: 16px;
  border-radius: 22px;
  border: 1px solid rgba(97, 64, 33, 0.16);
  background: rgba(255, 250, 242, 0.76);
}

.mission-card {
  position: relative;
  overflow: hidden;
}

.mission-card::after {
  content: "";
  position: absolute;
  inset: auto -24px -24px auto;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(154, 93, 42, 0.12), transparent 65%);
  pointer-events: none;
}

.card h3,
.contact-card h3 {
  margin: 0 0 8px;
  font-size: 1.18rem;
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 18px 20px;
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.88), rgba(242, 228, 208, 0.76));
  border: 1px solid var(--line);
  border-radius: 20px;
}

.timeline-item strong {
  color: var(--accent-dark);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  gap: 18px;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 15px;
  border-radius: 14px;
  border: 1px solid rgba(97, 64, 33, 0.2);
  background: #fffdf9;
  color: var(--text);
  font: inherit;
}

.contact-form textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-meta {
  display: grid;
  gap: 14px;
}

.contact-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.contact-list a {
  color: var(--accent-dark);
  font-weight: 800;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 26px 0 40px;
  color: var(--muted);
  font-size: 0.95rem;
}

.page-shell {
  padding: 12px 0 28px;
}

.page-content {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(255, 250, 242, 0.92);
  box-shadow: var(--shadow);
}

.page-content h1,
.page-content h2,
.page-content h3 {
  font-family: Georgia, "Times New Roman", serif;
}

.page-content p,
.page-content li {
  color: var(--muted);
  line-height: 1.7;
}

@media (max-width: 900px) {
  .hero,
  .collectivites-hero,
  .section-split,
  .section-split-alt,
  .contact-grid,
  .cards-grid,
  .stat-grid,
  .gallery-grid,
  .legal-grid,
  .collectivites-pillars {
    grid-template-columns: 1fr;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .brand-logo {
    width: min(280px, 100%);
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .gallery-card-large {
    grid-column: auto;
    grid-row: auto;
  }

  .site-topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    width: 100%;
  }

  .site-nav ul {
    width: 100%;
  }

  .site-nav li {
    flex: 1 1 calc(50% - 10px);
  }

  .site-nav a {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .site-header,
  .site-topbar,
  .site-footer,
  .page-shell {
    width: min(100% - 22px, 1120px);
  }

  .hero,
  .page-content {
    padding: 20px;
    border-radius: 22px;
  }

  .hero h1 {
    max-width: 100%;
  }

  .site-nav ul {
    gap: 10px 14px;
  }

  .gallery-grid {
    gap: 12px;
  }

  .brand-logo {
    width: min(230px, 100%);
  }
}