:root {
  --gold: #b8945a;
  --gold-dark: #9a7a47;
  --dark: #1a1a1a;
  --grey: #6b6b6b;
  --light: #faf8f5;
  --line: #e8e3db;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--light);
  color: var(--dark);
  line-height: 1.6;
  font-size: 16px;
}

h1, h2, h3 { font-family: 'Cormorant Garamond', serif; font-weight: 400; letter-spacing: 0.5px; }
h1 em, h2 em { font-style: italic; color: var(--gold); }

/* NAV */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 40px;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.logo { font-family: 'Cormorant Garamond', serif; font-size: 28px; color: var(--dark); text-decoration: none; letter-spacing: 2px; }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { color: var(--dark); text-decoration: none; font-size: 14px; letter-spacing: 1px; text-transform: uppercase; transition: color 0.3s; }
.nav-links a:hover { color: var(--gold); }

/* HEADER */
.page-head {
  margin-top: 80px;
  padding: 80px 24px 60px;
  text-align: center;
  background: linear-gradient(180deg, #fff 0%, var(--light) 100%);
}
.page-head .label { display: inline-block; font-size: 12px; letter-spacing: 3px; text-transform: uppercase; color: var(--gold); margin-bottom: 16px; }
.page-head h1 { font-size: clamp(36px, 6vw, 56px); margin-bottom: 16px; }
.page-head p { max-width: 600px; margin: 0 auto; color: var(--grey); }
.divider { width: 60px; height: 1px; background: var(--gold); margin: 24px auto; }

/* CONTAINER */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

/* STEPPER */
.stepper {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 13px;
  color: var(--grey);
  letter-spacing: 1px;
  text-transform: uppercase;
  border-bottom: 2px solid var(--line);
  transition: all 0.3s;
}
.step.active { color: var(--dark); border-bottom-color: var(--gold); }
.step.done { color: var(--gold); }
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--line);
  color: var(--dark);
  font-size: 12px;
  font-weight: 600;
}
.step.active .step-num { background: var(--gold); color: #fff; }
.step.done .step-num { background: var(--gold); color: #fff; }

/* STEPS */
.step-content { display: none; animation: fadeIn 0.4s ease; }
.step-content.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.step-title {
  text-align: center;
  font-size: 32px;
  margin-bottom: 8px;
}
.step-subtitle {
  text-align: center;
  color: var(--grey);
  margin-bottom: 40px;
}

/* SERVICES GRID */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 28px;
  cursor: pointer;
  transition: all 0.3s;
  display: flex; flex-direction: column;
}
.service-card:hover { border-color: var(--gold); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(184,148,90,0.12); }
.service-card.selected { border-color: var(--gold); background: #fff; box-shadow: 0 8px 24px rgba(184,148,90,0.18); }
.service-card h3 { font-size: 22px; margin-bottom: 8px; }
.service-card .meta { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }
.service-card .duree { font-size: 13px; color: var(--grey); letter-spacing: 1px; }
.service-card .prix { font-size: 24px; font-family: 'Cormorant Garamond', serif; color: var(--gold); }
.service-card .prix .free { font-size: 16px; }
.service-card p { color: var(--grey); font-size: 14px; flex: 1; }

/* DATE / CRENEAUX */
.date-creneaux { display: grid; grid-template-columns: 1fr; gap: 32px; max-width: 600px; margin: 0 auto; }
.field { margin-bottom: 20px; }
.field label { display: block; font-size: 13px; letter-spacing: 1px; text-transform: uppercase; color: var(--grey); margin-bottom: 8px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 14px 16px;
  border: 1px solid var(--line);
  background: #fff;
  font-family: inherit; font-size: 16px;
  border-radius: 4px;
  transition: border-color 0.3s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--gold);
}
.field textarea { resize: vertical; min-height: 100px; }

.creneaux-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 10px;
  margin-top: 12px;
}
.creneau {
  padding: 12px 8px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  cursor: pointer;
  text-align: center;
  font-size: 15px;
  transition: all 0.2s;
  min-height: 44px;
  display: flex; align-items: center; justify-content: center;
}
.creneau:hover { border-color: var(--gold); }
.creneau.selected { background: var(--gold); color: #fff; border-color: var(--gold); }
.no-creneaux { text-align: center; color: var(--grey); padding: 24px; }

/* INFOS FORM */
.infos-form { max-width: 600px; margin: 0 auto; }

.radio-group { display: flex; gap: 10px; flex-wrap: wrap; }
.radio-opt {
  flex: 1; min-width: 140px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 4px;
  cursor: pointer;
  text-align: center;
  font-size: 14px;
  transition: all 0.2s;
}
.radio-opt:hover { border-color: var(--gold); }
.radio-opt.selected { border-color: var(--gold); background: rgba(184,148,90,0.08); color: var(--gold); font-weight: 500; }

/* RECAP */
.recap {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  padding: 24px;
  margin-bottom: 24px;
  border-radius: 4px;
}
.recap-row { display: flex; justify-content: space-between; padding: 8px 0; font-size: 14px; }
.recap-row strong { color: var(--dark); }
.recap-row span:first-child { color: var(--grey); letter-spacing: 1px; text-transform: uppercase; font-size: 12px; }

/* BTN */
.actions { display: flex; justify-content: space-between; gap: 12px; margin-top: 32px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px;
  font-family: inherit; font-size: 14px;
  letter-spacing: 2px; text-transform: uppercase;
  border: 1px solid var(--dark);
  background: transparent; color: var(--dark);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.3s;
  min-height: 44px;
  border-radius: 2px;
}
.btn:hover { background: var(--dark); color: #fff; }
.btn-gold { background: var(--gold); color: #fff; border-color: var(--gold); }
.btn-gold:hover { background: var(--gold-dark); border-color: var(--gold-dark); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* SUCCESS */
.success-screen {
  text-align: center;
  padding: 60px 24px;
  background: #fff;
  border-radius: 4px;
  border: 1px solid var(--line);
  display: none;
}
.success-screen.show { display: block; animation: fadeIn 0.5s; }
.success-icon {
  width: 80px; height: 80px;
  margin: 0 auto 24px;
  background: var(--gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 40px;
}
.success-screen h2 { font-size: 36px; margin-bottom: 16px; }
.success-screen p { color: var(--grey); max-width: 500px; margin: 0 auto 24px; }

.error {
  background: #fee;
  color: #c33;
  padding: 12px 16px;
  border-radius: 4px;
  margin-bottom: 16px;
  font-size: 14px;
  border-left: 3px solid #c33;
}

/* FOOTER */
footer {
  background: var(--dark);
  color: #999;
  padding: 32px 24px;
  text-align: center;
  font-size: 13px;
  letter-spacing: 1px;
}
footer a { color: var(--gold); text-decoration: none; }

/* RESPONSIVE */
@media (max-width: 640px) {
  .nav { padding: 14px 20px; }
  .nav-links { display: none; }
  .logo { font-size: 22px; }
  .page-head { padding: 60px 20px 40px; margin-top: 60px; }
  .stepper { gap: 4px; }
  .step { padding: 6px 10px; font-size: 11px; }
  .step span:last-child { display: none; }
  .actions { flex-direction: column-reverse; }
  .actions .btn { width: 100%; }
}