/* =========================================================
   HOUSE OF NAILS — Design system v1
   Palette : nude / terracotta / noir — typographie serif + sans
   ========================================================= */

:root {
  --bg: #FAF7F2;
  --bg-warm: #F3EDE4;
  --ink: #1A1A1A;
  --ink-soft: #555;
  --line: #E8E1D6;
  --accent: #C48970;
  --accent-soft: #E4C9B8;
  --gold: #B89368;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-weight: 300;
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: var(--ink);
}

a { color: inherit; text-decoration: none; transition: opacity .2s; }
a:hover { opacity: .7; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.container-narrow { max-width: 900px; margin: 0 auto; padding: 0 40px; }

.eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--accent);
  font-weight: 500;
  display: inline-block;
  margin-bottom: 20px;
}

.btn {
  display: inline-block;
  padding: 16px 32px;
  background: var(--ink);
  color: var(--bg);
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 500;
  transition: all .3s ease;
  border: 1px solid var(--ink);
  cursor: pointer;
}
.btn:hover { background: transparent; color: var(--ink); opacity: 1; }
.btn-outline { background: transparent; color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: var(--bg); }
.btn-light { background: var(--bg); color: var(--ink); border-color: var(--bg); }
.btn-light:hover { background: transparent; color: var(--bg); }

/* ===== NAV ===== */
nav.main-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}
nav.main-nav .container {
  display: flex; justify-content: space-between; align-items: center;
}
.logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 24px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.logo span { color: var(--accent); font-style: italic; }
.nav-links {
  display: flex; gap: 36px;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 400;
}
.nav-links a.active { color: var(--accent); }
.nav-cta {
  font-size: 12px;
  padding: 10px 22px;
  border: 1px solid var(--ink);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: all .2s;
}
.nav-cta:hover { background: var(--ink); color: var(--bg); opacity: 1; }

/* ===== PAGE HEADER (pour sous-pages) ===== */
.page-header {
  padding: 180px 0 80px;
  text-align: center;
  background: var(--bg-warm);
  border-bottom: 1px solid var(--line);
}
.page-header h1 {
  font-size: clamp(48px, 5vw, 80px);
  font-weight: 300;
  margin: 20px 0 24px;
}
.page-header h1 em { font-style: italic; color: var(--accent); }
.page-header p.lead {
  max-width: 620px;
  margin: 0 auto;
  font-size: 18px;
  color: var(--ink-soft);
}

/* ===== HERO (accueil) ===== */
.hero {
  padding: 160px 0 120px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-text h1 {
  font-size: clamp(44px, 5vw, 72px);
  font-weight: 300;
  margin: 28px 0 32px;
}
.hero-text h1 em {
  font-style: italic;
  color: var(--accent);
  font-weight: 300;
}
.hero-text p.lead {
  font-size: 18px;
  color: var(--ink-soft);
  margin-bottom: 48px;
  max-width: 480px;
  line-height: 1.7;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-visual {
  position: relative;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--accent-soft), var(--bg-warm));
  overflow: hidden;
}
.hero-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 30% 40%, rgba(196, 137, 112, 0.35), transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(184, 147, 104, 0.25), transparent 50%);
}
.photo-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--ink);
  opacity: 0.4;
  letter-spacing: 0.15em;
  text-align: center;
  padding: 20px;
}
.hero-badge {
  position: absolute;
  top: 32px; right: 32px;
  background: var(--bg);
  width: 90px; height: 90px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: 0 8px 30px rgba(0,0,0,0.06);
  border-radius: 50%;
  z-index: 2;
}
.hero-badge strong { font-size: 20px; font-family: 'Cormorant Garamond', serif; }
.hero-badge span { font-size: 9px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-soft); }

/* ===== COUNTERS ===== */
.counters {
  background: var(--bg-warm);
  padding: 80px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.counters .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}
.counter-item strong {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 52px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 8px;
}
.counter-item span {
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.counter-item .accent { color: var(--accent); }

/* ===== SECTIONS ===== */
section { padding: 140px 0; }
.section-header {
  max-width: 700px;
  margin: 0 auto 80px;
  text-align: center;
}
.section-header h2 {
  font-size: clamp(36px, 4vw, 56px);
  margin-bottom: 20px;
}
.section-header p {
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.7;
}
.bg-warm { background: var(--bg-warm); }

/* ===== CARDS 3 COL (piliers, prestations, équipe) ===== */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.card {
  background: var(--bg-warm);
  padding: 48px 36px;
  border: 1px solid var(--line);
  transition: all .4s;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.card:hover { background: var(--ink); color: var(--bg); }
.card:hover h3, .card:hover .card-arrow { color: var(--bg); }
.card-number {
  font-family: 'Cormorant Garamond', serif;
  font-size: 13px;
  color: var(--accent);
  font-style: italic;
  margin-bottom: 24px;
  letter-spacing: 0.1em;
}
.card h3 {
  font-size: 32px;
  margin-bottom: 20px;
  transition: color .3s;
}
.card p {
  font-size: 15px;
  line-height: 1.7;
  opacity: 0.8;
  margin-bottom: 32px;
}
.card ul { margin-bottom: 40px; }
.card ul li {
  padding: 10px 0;
  border-top: 1px solid rgba(0,0,0,0.08);
  font-size: 14px;
}
.card:hover ul li { border-color: rgba(255,255,255,0.1); }
.card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink);
  font-weight: 500;
  transition: color .3s;
}

/* ===== MANIFESTO ===== */
.manifesto {
  background: var(--bg-warm);
  padding: 160px 0;
  text-align: center;
}
.manifesto blockquote {
  max-width: 900px;
  margin: 0 auto;
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(28px, 3vw, 44px);
  line-height: 1.35;
  font-weight: 300;
  font-style: italic;
  color: var(--ink);
}
.manifesto blockquote em { color: var(--accent); font-style: italic; }
.manifesto-author {
  margin-top: 40px;
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ===== TARIFS ===== */
.tarifs-table {
  max-width: 800px;
  margin: 0 auto;
}
.tarif-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.tarif-row:last-child { border-bottom: none; }
.tarif-row .name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 24px;
  font-weight: 400;
}
.tarif-row .desc {
  font-size: 13px;
  color: var(--ink-soft);
  margin-top: 4px;
}
.tarif-row .dots {
  flex: 1;
  border-bottom: 1px dotted var(--line);
  margin: 0 20px;
  height: 1px;
  transform: translateY(8px);
}
.tarif-row .price {
  font-family: 'Cormorant Garamond', serif;
  font-size: 24px;
  color: var(--accent);
  white-space: nowrap;
}
.tarif-group {
  margin-bottom: 60px;
}
.tarif-group h3 {
  font-size: 24px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--ink);
}

/* ===== AVANT/APRÈS ===== */
.before-after {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  max-width: 1100px;
  margin: 0 auto;
  aspect-ratio: 16/9;
}
.ba-panel {
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: 40px;
  color: white;
  overflow: hidden;
}
.ba-before { background: linear-gradient(180deg, #8B7B6E, #6B5D52); }
.ba-after { background: linear-gradient(180deg, var(--accent), var(--gold)); }
.ba-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.15), transparent 70%);
}
.ba-panel span {
  position: relative;
  font-family: 'Cormorant Garamond', serif;
  font-size: 24px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-style: italic;
}

/* ===== GALERIE 6 COLS ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery-item {
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--bg-warm), var(--accent-soft));
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: transform .4s;
}
.gallery-item:hover { transform: scale(0.98); }
.gallery-item:nth-child(2n) { background: linear-gradient(135deg, var(--accent-soft), var(--bg-warm)); }
.gallery-item:nth-child(3n) { background: linear-gradient(160deg, #D9C5B4, var(--accent)); }

/* ===== AVIS ===== */
.avis-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.avis {
  padding: 40px 32px;
  border-left: 2px solid var(--accent);
}
.avis .stars {
  color: var(--accent);
  font-size: 14px;
  letter-spacing: 4px;
  margin-bottom: 20px;
}
.avis blockquote {
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  line-height: 1.5;
  font-style: italic;
  margin-bottom: 24px;
  color: var(--ink);
}
.avis cite {
  font-style: normal;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.avis-source {
  text-align: center;
  margin-top: 60px;
  font-size: 13px;
  color: var(--ink-soft);
  letter-spacing: 0.1em;
}
.avis-source strong { color: var(--ink); font-weight: 500; }

/* ===== ORLANE / ABOUT ===== */
.orlane {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 100px;
  align-items: center;
}
.orlane-visual {
  aspect-ratio: 3/4;
  background: linear-gradient(160deg, var(--bg-warm), var(--accent-soft));
  position: relative;
}
.orlane-text h2 {
  font-size: 48px;
  margin-bottom: 32px;
}
.orlane-text p {
  color: var(--ink-soft);
  margin-bottom: 20px;
  font-size: 17px;
  line-height: 1.75;
}
.orlane-signature {
  font-family: 'Cormorant Garamond', serif;
  font-size: 28px;
  font-style: italic;
  color: var(--accent);
  margin-top: 32px;
}

/* ===== FORMATIONS DÉTAIL ===== */
.formation-detail {
  background: var(--bg);
  padding: 60px;
  border: 1px solid var(--line);
  margin-bottom: 32px;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: start;
}
.formation-tag {
  display: inline-block;
  padding: 6px 12px;
  background: var(--accent-soft);
  color: var(--ink);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 20px;
}
.formation-title { font-size: 36px; margin-bottom: 24px; }
.formation-meta {
  display: flex;
  gap: 32px;
  padding: 20px 0;
  margin: 24px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.formation-meta div strong {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  color: var(--accent);
  margin-bottom: 4px;
}
.formation-meta div span {
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.formation-programme ul {
  margin: 20px 0 30px;
}
.formation-programme ul li {
  padding: 10px 0 10px 24px;
  position: relative;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.formation-programme ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* ===== CTA ===== */
.cta-section {
  background: var(--ink);
  color: var(--bg);
  text-align: center;
}
.cta-section h2 {
  color: var(--bg);
  font-size: clamp(36px, 4vw, 56px);
  margin-bottom: 24px;
}
.cta-section p {
  color: rgba(250,247,242,0.7);
  max-width: 600px;
  margin: 0 auto 48px;
  font-size: 17px;
}
.cta-section .btn {
  background: var(--bg);
  color: var(--ink);
  border-color: var(--bg);
}
.cta-section .btn:hover { background: transparent; color: var(--bg); }
.cta-section .btn-outline {
  background: transparent;
  color: var(--bg);
  border-color: var(--bg);
}
.cta-section .btn-outline:hover { background: var(--bg); color: var(--ink); }

/* ===== FORMS ===== */
form.form-elegant {
  max-width: 640px;
  margin: 0 auto;
}
form.form-elegant label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 10px;
  margin-top: 24px;
}
form.form-elegant input,
form.form-elegant select,
form.form-elegant textarea {
  width: 100%;
  padding: 14px 0;
  border: none;
  border-bottom: 1px solid var(--line);
  background: transparent;
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  color: var(--ink);
}
form.form-elegant input:focus,
form.form-elegant textarea:focus,
form.form-elegant select:focus {
  outline: none;
  border-bottom-color: var(--accent);
}
form.form-elegant textarea { min-height: 120px; resize: vertical; }
form.form-elegant button { margin-top: 40px; }

/* ===== FAQ ===== */
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
  cursor: pointer;
}
.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'Cormorant Garamond', serif;
  font-size: 22px;
  font-weight: 400;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 28px;
  color: var(--accent);
  transition: transform .3s;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item p {
  margin-top: 20px;
  color: var(--ink-soft);
  line-height: 1.8;
}

/* ===== FOOTER ===== */
footer.main-footer {
  background: var(--bg-warm);
  padding: 80px 0 30px;
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}
footer h4 {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
  font-weight: 500;
  margin-bottom: 20px;
}
footer p, footer a, footer li {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 2;
}
.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--ink-soft);
}

/* ===== QUIZ ===== */
.quiz-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 80px 40px 120px;
}
.quiz-progress {
  height: 2px;
  background: var(--line);
  margin-bottom: 60px;
  position: relative;
}
.quiz-progress-bar {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  background: var(--accent);
  transition: width .4s ease;
  width: 0%;
}
.quiz-step { display: none; animation: fadeIn .5s; }
.quiz-step.active { display: block; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
.quiz-step .q-number {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: var(--accent);
  font-size: 14px;
  letter-spacing: 0.2em;
  margin-bottom: 20px;
  text-transform: uppercase;
}
.quiz-step h2 {
  font-size: 42px;
  margin-bottom: 50px;
  line-height: 1.2;
}
.quiz-options { display: grid; gap: 16px; }
.quiz-option {
  padding: 24px 28px;
  border: 1px solid var(--line);
  background: var(--bg);
  cursor: pointer;
  transition: all .25s;
  text-align: left;
  font-family: inherit;
  font-size: 16px;
  font-weight: 400;
  color: var(--ink);
}
.quiz-option:hover { background: var(--bg-warm); border-color: var(--accent); }
.quiz-option.selected { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.quiz-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 60px;
}
.quiz-result {
  text-align: center;
}
.quiz-result h2 {
  font-size: 48px;
  margin-bottom: 16px;
}
.quiz-result .recommendation {
  background: var(--bg-warm);
  padding: 48px;
  margin: 40px 0;
  border-left: 3px solid var(--accent);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .container, .container-narrow { padding: 0 24px; }
  .hero-grid, .orlane, .grid-2 { grid-template-columns: 1fr; gap: 50px; }
  .hero { padding: 120px 0 80px; }
  .nav-links { display: none; }
  .counters .container { grid-template-columns: repeat(2, 1fr); gap: 40px 20px; }
  .grid-3, .avis-grid, .gallery-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .before-after { aspect-ratio: 1/1.5; grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  section { padding: 80px 0; }
  .counter-item strong { font-size: 40px; }
  .formation-detail { grid-template-columns: 1fr; padding: 40px 28px; gap: 30px; }
  .page-header { padding: 140px 0 60px; }
}