@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --noir: #0D0D0D;
  --ardoise: #1E1E2A;
  --or: #C9963A;
  --or-clair: #E8B96A;
  --blanc: #F5F2EC;
  --gris: #8A8A9A;
  --gris-clair: #2E2E3C;
  --radius: 4px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--noir);
  color: var(--blanc);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAVIGATION ─────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 6vw;
  height: 70px;
  background: rgba(13, 13, 13, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 150, 58, 0.15);
  transition: border-color var(--transition);
}

.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--blanc);
  text-decoration: none;
  letter-spacing: 0.03em;
}

.nav-logo span { color: var(--or); }

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--gris);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--or);
  transition: width var(--transition);
}

.nav-links a:hover, .nav-links a.active { color: var(--blanc); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-cta {
  background: var(--or);
  color: var(--noir) !important;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius);
  font-weight: 600 !important;
  letter-spacing: 0.05em !important;
}

.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--or-clair) !important; color: var(--noir) !important; }

/* ─── HERO ───────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 0 6vw;
  padding-top: 70px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(201,150,58,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content { max-width: 700px; z-index: 1; }

.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px; height: 1px;
  background: var(--or);
}

.hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero h1 em {
  font-style: italic;
  color: var(--or);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--gris);
  max-width: 500px;
  margin-bottom: 2.5rem;
  font-weight: 300;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--or);
  color: var(--noir);
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
  display: inline-block;
}

.btn-primary:hover { background: var(--or-clair); transform: translateY(-2px); }

.btn-outline {
  border: 1px solid rgba(201,150,58,0.4);
  color: var(--blanc);
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  transition: border-color var(--transition), transform var(--transition);
  display: inline-block;
}

.btn-outline:hover { border-color: var(--or); transform: translateY(-2px); }

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.07);
}

.stat-item {}
.stat-num {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--or);
  display: block;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--gris);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ─── SECTIONS COMMUNES ──────────────────────────────────────── */
.section {
  padding: 100px 6vw;
}

.section-eyebrow {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--or);
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--gris);
  max-width: 520px;
  font-weight: 300;
}

.section-header { margin-bottom: 3.5rem; }

/* ─── GRILLE PROJETS ─────────────────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--ardoise);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition);
  text-decoration: none;
  color: var(--blanc);
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: rgba(201,150,58,0.3);
}

.project-card-image {
  height: 200px;
  background: var(--gris-clair);
  position: relative;
  overflow: hidden;
}

.project-card-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-card-image img { transform: scale(1.05); }

.project-tag {
  position: absolute;
  top: 1rem; left: 1rem;
  background: var(--or);
  color: var(--noir);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  border-radius: 2px;
}

.project-card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-client {
  font-size: 0.7rem;
  color: var(--or);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.project-card-body h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.project-card-body p {
  font-size: 0.88rem;
  color: var(--gris);
  line-height: 1.7;
  flex: 1;
}

.project-card-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.project-year {
  font-size: 0.75rem;
  color: var(--gris);
}

.project-arrow {
  color: var(--or);
  font-size: 1rem;
  transition: transform var(--transition);
}

.project-card:hover .project-arrow { transform: translateX(4px); }

/* ─── COMPETENCES ─────────────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}

.skill-block {
  background: var(--ardoise);
  border: 1px solid rgba(255,255,255,0.06);
  border-left: 3px solid var(--or);
  padding: 1.5rem;
  border-radius: 0 8px 8px 0;
}

.skill-block h4 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 1rem;
}

.skill-block ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.skill-block li {
  font-size: 0.88rem;
  color: var(--gris);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.skill-block li::before {
  content: '–';
  color: var(--or);
  font-weight: 300;
}

/* ─── TIMELINE ─────────────────────────────────────────────────── */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--or), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
  padding-left: 1.5rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.4rem; top: 0.4rem;
  width: 8px; height: 8px;
  background: var(--or);
  border-radius: 50%;
  border: 2px solid var(--noir);
  outline: 2px solid var(--or);
}

.timeline-date {
  font-size: 0.72rem;
  color: var(--or);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.timeline-item h4 {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.timeline-org {
  font-size: 0.82rem;
  color: var(--gris);
  margin-bottom: 0.5rem;
  font-style: italic;
}

.timeline-item p {
  font-size: 0.88rem;
  color: var(--gris);
}

/* ─── CONTACT ─────────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 {
  font-family: 'Playfair Display', serif;
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--gris);
  margin-bottom: 2rem;
  font-weight: 300;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.contact-icon {
  width: 40px; height: 40px;
  background: var(--ardoise);
  border: 1px solid rgba(201,150,58,0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-item span { font-size: 0.9rem; color: var(--gris); }
.contact-item a { color: var(--blanc); text-decoration: none; font-size: 0.9rem; }
.contact-item a:hover { color: var(--or); }

.contact-form {
  background: var(--ardoise);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 2.5rem;
}

.form-group { margin-bottom: 1.5rem; }

.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gris);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  color: var(--blanc);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus { border-color: var(--or); }

.form-group textarea { resize: vertical; min-height: 120px; }

/* ─── FOOTER ──────────────────────────────────────────────────── */
footer {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 2rem 6vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

footer p {
  font-size: 0.78rem;
  color: var(--gris);
}

.footer-logo {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  color: var(--blanc);
  text-decoration: none;
}

.footer-logo span { color: var(--or); }

/* ─── ANIMATIONS ──────────────────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero-stats { gap: 1.5rem; flex-wrap: wrap; }
  .projects-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  .skills-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .fade-up { opacity: 1; transform: none; transition: none; }
}