/* ============================================
   Club de Marche des Charmilles — Xhoffraix
   Palette: Sentier du matin
   Vert sauge + bleu horizon + terre douce
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;0,700;1,400&family=Source+Sans+3:wght@300;400;500;600;700&display=swap');

:root {
  --vert-sauge: #3D7A5F;
  --vert-mousse: #5A9E7C;
  --vert-clair: #87BFAA;
  --bleu-horizon: #6A9EC4;
  --bleu-clair: #9DC3DE;
  --or-sentier: #C89B5E;
  --or-clair: #D8B47A;
  --beige-matin: #F6F2ED;
  --blanc-brume: #FAFAF7;
  --noir-foret: #2B4F3E;
  --gris-chemin: #4A5A50;
  --gris-pierre: #7A8A80;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
  --section-padding: 5rem 0;
  --container-width: 1140px;
  --radius: 4px;
  --transition: 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-body); font-weight: 400; line-height: 1.7; color: var(--noir-foret); background: var(--blanc-brume); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--vert-sauge); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--vert-mousse); }
.container { max-width: var(--container-width); margin: 0 auto; padding: 0 1.5rem; }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.2; color: var(--noir-foret); }
h1 { font-size: 3rem; }
h2 { font-size: 2.2rem; margin-bottom: 1.5rem; }
h3 { font-size: 1.5rem; margin-bottom: 1rem; }
h4 { font-size: 1.2rem; }
p { margin-bottom: 1rem; }
.section-subtitle { font-family: var(--font-body); font-weight: 300; font-size: 1.15rem; color: var(--gris-pierre); margin-bottom: 2.5rem; }

/* Navigation */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(250, 250, 247, 0.95); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(61, 122, 95, 0.1); transition: box-shadow var(--transition); }
.site-header.scrolled { box-shadow: 0 2px 20px rgba(43, 79, 62, 0.08); }
.nav-wrapper { display: flex; justify-content: space-between; align-items: center; padding: 0.8rem 1.5rem; max-width: var(--container-width); margin: 0 auto; }
.nav-brand { display: flex; align-items: center; gap: 0.8rem; }
.nav-brand-icon { width: 42px; height: 42px; background: var(--vert-sauge); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--beige-matin); font-size: 1.2rem; }
.nav-brand-text { font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; color: var(--noir-foret); line-height: 1.2; }
.nav-brand-text small { display: block; font-family: var(--font-body); font-weight: 400; font-size: 0.7rem; color: var(--gris-pierre); letter-spacing: 0.05em; text-transform: uppercase; }
.nav-links { display: flex; list-style: none; gap: 0.3rem; align-items: center; }
.nav-links a { padding: 0.5rem 1rem; font-size: 0.9rem; font-weight: 500; color: var(--noir-foret); border-radius: var(--radius); transition: all var(--transition); }
.nav-links a:hover, .nav-links a.active { color: var(--vert-sauge); background: rgba(61, 122, 95, 0.06); }
.nav-lang { display: flex; gap: 0.2rem; margin-left: 1rem; padding-left: 1rem; border-left: 1px solid var(--vert-clair); }
.nav-lang a { padding: 0.3rem 0.5rem; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; color: var(--gris-pierre); border-radius: var(--radius); }
.nav-lang a:hover, .nav-lang a.active { color: var(--vert-sauge); background: rgba(61, 122, 95, 0.08); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--noir-foret); margin: 5px 0; transition: all var(--transition); }

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-menu { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--blanc-brume); border-bottom: 1px solid var(--vert-clair); padding: 1rem; box-shadow: 0 10px 30px rgba(0,0,0,0.08); }
  .nav-menu.open { display: block; }
  .nav-links { flex-direction: column; gap: 0; }
  .nav-links a { display: block; padding: 0.8rem 1rem; }
  .nav-lang { margin-left: 0; padding-left: 0; padding-top: 0.8rem; margin-top: 0.5rem; border-left: none; border-top: 1px solid var(--vert-clair); justify-content: center; }
}

/* Hero */
.hero { position: relative; min-height: 85vh; display: flex; align-items: center; justify-content: center; text-align: center; overflow: hidden; background: linear-gradient(160deg, var(--noir-foret) 0%, var(--vert-sauge) 50%, var(--bleu-horizon) 100%); }
.hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 20% 50%, rgba(90, 158, 124, 0.3) 0%, transparent 60%), radial-gradient(ellipse at 80% 30%, rgba(106, 158, 196, 0.25) 0%, transparent 50%); }
.hero-content { position: relative; z-index: 2; color: var(--beige-matin); padding: 2rem; }
.hero h1 { color: var(--beige-matin); font-size: 3.5rem; margin-bottom: 0.3rem; letter-spacing: -0.02em; }
.hero .hero-location { font-family: var(--font-body); font-size: 1.1rem; font-weight: 300; letter-spacing: 0.15em; text-transform: uppercase; color: var(--or-sentier); margin-bottom: 1.5rem; }
.hero .hero-tagline { font-family: var(--font-display); font-size: 1.4rem; font-weight: 400; font-style: italic; color: rgba(246, 242, 237, 0.85); max-width: 550px; margin: 0 auto 2.5rem; line-height: 1.5; }
.hero-federation { font-size: 0.8rem; font-weight: 300; color: rgba(246, 242, 237, 0.5); margin-top: 2rem; letter-spacing: 0.05em; }

/* Boutons */
.btn { display: inline-block; padding: 0.85rem 2rem; font-family: var(--font-body); font-weight: 600; font-size: 0.9rem; border-radius: var(--radius); transition: all var(--transition); cursor: pointer; border: none; letter-spacing: 0.03em; }
.btn-primary { background: var(--or-sentier); color: var(--noir-foret); }
.btn-primary:hover { background: var(--or-clair); color: var(--noir-foret); transform: translateY(-1px); box-shadow: 0 4px 15px rgba(200, 155, 94, 0.3); }
.btn-outline { background: transparent; color: var(--beige-matin); border: 1.5px solid rgba(246, 242, 237, 0.4); }
.btn-outline:hover { border-color: var(--beige-matin); color: var(--beige-matin); background: rgba(246, 242, 237, 0.08); }
.btn-green { background: var(--vert-sauge); color: var(--beige-matin); }
.btn-green:hover { background: var(--vert-mousse); color: white; transform: translateY(-1px); }
.hero-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Sections */
section { padding: var(--section-padding); }
.section-alt { background: var(--beige-matin); }
.section-dark { background: var(--noir-foret); color: var(--beige-matin); }
.section-dark h2, .section-dark h3 { color: var(--beige-matin); }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header h2::after { content: ''; display: block; width: 50px; height: 3px; background: var(--or-sentier); margin: 0.8rem auto 0; border-radius: 2px; }

/* Event Highlight */
.event-highlight { background: linear-gradient(135deg, var(--noir-foret) 0%, var(--vert-sauge) 60%, var(--bleu-horizon) 100%); color: var(--beige-matin); border-radius: 8px; padding: 3rem; margin: 2rem 0; position: relative; overflow: hidden; }
.event-highlight::before { content: '50'; position: absolute; right: -20px; top: -30px; font-family: var(--font-display); font-size: 12rem; font-weight: 700; color: rgba(255,255,255,0.05); line-height: 1; }
.event-highlight h3 { color: var(--or-sentier); font-size: 1.8rem; margin-bottom: 1rem; }
.event-highlight .event-date { font-size: 1.3rem; font-weight: 600; margin-bottom: 1.5rem; }
.event-parcours { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 0.8rem; margin: 1.5rem 0; }
.parcours-item { background: rgba(255,255,255,0.1); border-radius: var(--radius); padding: 0.8rem; text-align: center; backdrop-filter: blur(5px); }
.parcours-item .distance { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: var(--or-sentier); }
.parcours-item .info { font-size: 0.8rem; color: rgba(246, 242, 237, 0.7); margin-top: 0.2rem; }
.parcours-item.accessible { border: 1px solid var(--or-sentier); }
.event-details { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.15); }
.event-detail-item { font-size: 0.95rem; }
.event-detail-item strong { display: block; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--or-sentier); margin-bottom: 0.3rem; }

/* Club intro */
.club-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.club-intro-image { aspect-ratio: 4/3; background: linear-gradient(135deg, var(--vert-clair) 0%, var(--bleu-clair) 100%); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--noir-foret); font-size: 0.9rem; font-style: italic; }
@media (max-width: 768px) { .club-intro { grid-template-columns: 1fr; gap: 2rem; } }

/* Cards */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.card { background: white; border-radius: 8px; overflow: hidden; box-shadow: 0 2px 12px rgba(43, 79, 62, 0.06); transition: all var(--transition); }
.card:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(43, 79, 62, 0.1); }
.card-image { aspect-ratio: 16/9; background: linear-gradient(135deg, var(--vert-mousse) 0%, var(--bleu-horizon) 100%); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.5); font-size: 0.85rem; font-style: italic; }
.card-body { padding: 1.5rem; }
.card-body h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.card-body p { color: var(--gris-chemin); font-size: 0.95rem; }
.card-meta { font-size: 0.8rem; color: var(--gris-pierre); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.5rem; }

/* Timeline */
.timeline { position: relative; padding-left: 2.5rem; }
.timeline::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: var(--vert-clair); }
.timeline-item { position: relative; margin-bottom: 2.5rem; }
.timeline-item::before { content: ''; position: absolute; left: -2.55rem; top: 0.4rem; width: 12px; height: 12px; border-radius: 50%; background: var(--vert-sauge); border: 2px solid var(--blanc-brume); }
.timeline-year { font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; color: var(--vert-sauge); margin-bottom: 0.3rem; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.contact-info-item { display: flex; gap: 1rem; margin-bottom: 1.5rem; align-items: flex-start; }
.contact-icon { width: 44px; height: 44px; background: var(--beige-matin); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--vert-sauge); font-size: 1.1rem; }
@media (max-width: 768px) { .contact-grid { grid-template-columns: 1fr; } }

/* Galerie */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1rem; }
.gallery-item { aspect-ratio: 4/3; background: linear-gradient(135deg, var(--vert-clair) 0%, var(--bleu-clair) 50%, var(--vert-mousse) 100%); border-radius: 6px; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.6); font-size: 0.85rem; font-style: italic; transition: all var(--transition); cursor: pointer; }
.gallery-item:hover { transform: scale(1.02); box-shadow: 0 8px 25px rgba(0,0,0,0.12); }

/* Traffic Warning */
.traffic-warning { background: #FFF9EE; border: 1px solid var(--or-sentier); border-left: 4px solid var(--or-sentier); border-radius: var(--radius); padding: 1.5rem 2rem; margin: 2rem 0; }
.traffic-warning h4 { color: var(--noir-foret); margin-bottom: 0.8rem; }
.traffic-warning .route { margin-bottom: 0.5rem; padding-left: 1.5rem; position: relative; }
.traffic-warning .route::before { content: '\27A1\FE0F'; position: absolute; left: 0; }

/* Footer */
.site-footer { background: var(--noir-foret); color: rgba(246, 242, 237, 0.6); padding: 3rem 0 1.5rem; }
.footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; margin-bottom: 2rem; }
.footer-brand h3 { color: var(--beige-matin); font-size: 1.3rem; margin-bottom: 0.5rem; }
.footer-brand p { font-size: 0.9rem; line-height: 1.6; }
.footer-links h4 { color: var(--beige-matin); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 1rem; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: rgba(246, 242, 237, 0.6); font-size: 0.9rem; }
.footer-links a:hover { color: var(--or-sentier); }
.footer-social { display: flex; gap: 0.8rem; margin-top: 1rem; }
.footer-social a { width: 36px; height: 36px; background: rgba(255,255,255,0.08); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: rgba(246, 242, 237, 0.6); font-size: 0.85rem; transition: all var(--transition); }
.footer-social a:hover { background: var(--vert-sauge); color: white; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 1.5rem; text-align: center; font-size: 0.8rem; }
.footer-federation { font-size: 0.75rem; color: rgba(246, 242, 237, 0.4); margin-top: 0.5rem; }

@media (max-width: 768px) {
  .footer-content { grid-template-columns: 1fr; gap: 2rem; }
  .hero h1 { font-size: 2.2rem; }
  .hero .hero-tagline { font-size: 1.1rem; }
  .event-highlight { padding: 2rem 1.5rem; }
  h2 { font-size: 1.8rem; }
}