:root {
  --bg: #fff;
  --bg-alt: #fafafa;
  --border: #ececec;
  --border-strong: #d9d9d9;
  --text: #0f0f0f;
  --text-2: #555;
  --text-3: #999;
  --accent-warm-1: #c9b89a;
  --accent-warm-2: #7d6a4e;
  --radius: 8px;
  --radius-lg: 12px;
  --container: 1180px;
  --pad: 48px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text); background: var(--bg);
  margin: 0; line-height: 1.6; font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-weight: 500; letter-spacing: -0.025em; line-height: 1.15; margin: 0 0 12px; }
h1 { font-size: 42px; letter-spacing: -0.03em; }
h2 { font-size: 26px; }
h3 { font-size: 18px; }
p { margin: 0 0 12px; }
.muted { color: var(--text-3); }
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--pad); }
.center { text-align: center; padding: 24px 0 56px; }

.skip-link { position: absolute; left: -9999px; background: #000; color: #fff; padding: 8px 16px; z-index: 1000; }
.skip-link:focus { left: 8px; top: 8px; }

.site-header { border-bottom: 0.5px solid var(--border); background: #fff; position: sticky; top: 0; z-index: 100; }
.nav { display: flex; align-items: center; padding: 12px 0; gap: 20px; }
.logo { font-size: 13px; font-weight: 500; letter-spacing: 0.02em; margin-right: auto; display: inline-flex; align-items: center; }
.logo span { color: var(--text-3); font-weight: 400; }
.logo-img { height: 88px; width: auto; display: block; }
@media (max-width: 900px) {
  .logo-img { height: 64px; }
}
@media (max-width: 600px) {
  .logo-img { height: 48px; }
}
.nav-links { display: flex; gap: 32px; }
.nav-link { font-size: 13px; color: #333; }
.nav-link.active { font-weight: 500; color: var(--text); }
.nav-cta { font-size: 13px; font-weight: 500; margin-left: 32px; padding: 9px 18px; background: var(--text); color: #fff; border-radius: 999px; }
.nav-cta.active { background: var(--bg-alt); color: var(--text); }

.btn { display: inline-block; font-size: 14px; font-weight: 500; padding: 13px 24px; border-radius: 999px; cursor: pointer; border: none; text-align: center; font-family: inherit; }
.btn-primary { background: var(--text); color: #fff; }
.btn-outline { background: transparent; color: var(--text); border: 0.5px solid var(--text); }
.btn-link { background: transparent; color: var(--text); }
.btn-white { background: #fff; color: var(--text); }
.btn-ghost { background: transparent; color: var(--text-2); }
.btn:hover { opacity: 0.85; }

.eyebrow { font-size: 12px; font-weight: 500; letter-spacing: 0.04em; color: var(--text-2); margin-bottom: 14px; display: flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--text-2); }

.hero { display: grid; grid-template-columns: 1.05fr 1fr; min-height: 460px; }
.hero-text { padding: 72px var(--pad); display: flex; flex-direction: column; justify-content: center; }
.hero-text h1 { font-size: 52px; letter-spacing: -0.035em; margin-bottom: 24px; }
.hero-text .lede { font-size: 16px; color: var(--text-2); max-width: 400px; margin-bottom: 36px; }
.actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.hero-photo { background: linear-gradient(135deg, #e8e5e0 0%, var(--accent-warm-1) 45%, var(--accent-warm-2) 100%); background-size: cover; background-position: center; display: flex; align-items: flex-end; padding: 24px; position: relative; }
.hero-photo::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.4) 100%); pointer-events: none; }
.hero-photo-label { color: rgba(255,255,255,0.9); font-size: 11px; letter-spacing: 0.08em; position: relative; z-index: 1; }

.stats { border-top: 0.5px solid var(--border); border-bottom: 0.5px solid var(--border); background: var(--bg-alt); padding: 48px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.stat-num { font-size: 40px; font-weight: 500; letter-spacing: -0.03em; line-height: 1; margin-bottom: 6px; }
.stat-num span { font-size: 22px; color: var(--text-3); }
.stat-label { font-size: 13px; color: var(--text-2); }

.page-head { padding: 56px var(--pad) 32px; }
.page-head h1 { max-width: 620px; }
.page-head .lede { color: var(--text-2); max-width: 520px; }

.section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 28px; padding-top: 64px; }
.section-link { font-size: 13px; font-weight: 500; }

.portfolio-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 12px; grid-auto-rows: 160px; }
.portfolio-grid.grid-full { padding: 32px var(--pad) 32px; }
.thumb { border-radius: 6px; overflow: hidden; position: relative; color: #fff; display: flex; align-items: flex-end; padding: 14px; font-size: 11px; font-weight: 500; margin: 0; background-color: var(--accent-warm-2); background-size: cover; background-position: center; text-decoration: none; transition: transform 0.2s; }
.portfolio-grid.grid-full .thumb { cursor: zoom-in; }
.thumb:hover { transform: scale(1.02); }
.thumb::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.55) 100%); pointer-events: none; z-index: 0; }
.thumb > * { position: relative; z-index: 1; }
.thumb.tall { grid-row: span 2; }
.thumb.wide { grid-column: span 2; }
.thumb-tag { top: 12px; right: 12px; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; background: rgba(255,255,255,0.9); color: var(--text); padding: 4px 8px; border-radius: 4px; font-weight: 500; position: absolute; z-index: 2; }

.filters { border-top: 0.5px solid var(--border); border-bottom: 0.5px solid var(--border); background: var(--bg-alt); padding: 20px 0; }
.filters-inner { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.filters-label { font-size: 12px; color: var(--text-3); margin-right: 8px; }
.chip { font-size: 13px; padding: 7px 14px; border-radius: 999px; background: #fff; border: 0.5px solid var(--border-strong); color: #333; cursor: pointer; font-family: inherit; }
.chip.active { background: var(--text); color: #fff; border-color: var(--text); font-weight: 500; }
.chip .count { color: var(--text-3); margin-left: 4px; font-size: 12px; }
.chip.active .count { color: #bbb; }

.formulas { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; padding-bottom: 56px; }
.formula { border: 0.5px solid var(--border); border-radius: var(--radius-lg); padding: 26px 22px 24px; background: #fff; position: relative; display: flex; flex-direction: column; }
.formula.featured { border: 1px solid var(--text); }
.formula-badge { position: absolute; top: -10px; left: 22px; background: var(--text); color: #fff; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px; font-weight: 500; }
.formula-tag { font-size: 12px; color: var(--text-3); }
.formula-price { display: flex; align-items: baseline; gap: 4px; margin: 12px 0 4px; }
.formula-price .from { font-size: 11px; color: var(--text-3); }
.formula-price .amount { font-size: 30px; font-weight: 500; letter-spacing: -0.02em; }
.formula-price .unit { font-size: 13px; color: var(--text-2); }
.formula-note { font-size: 12px; color: var(--text-3); margin-bottom: 20px; }
.formula ul { list-style: none; padding: 0; margin: 0 0 24px; border-top: 0.5px solid #eee; padding-top: 20px; flex: 1; }
.formula li { font-size: 13px; color: #333; margin-bottom: 10px; padding-left: 18px; position: relative; }
.formula li::before { content: '✓'; position: absolute; left: 0; }

.process { padding: 56px 0; background: var(--bg-alt); border-top: 0.5px solid var(--border); border-bottom: 0.5px solid var(--border); }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 32px; }
.step-num { font-size: 11px; letter-spacing: 0.08em; color: var(--text-3); font-weight: 500; margin-bottom: 8px; }
.step h4 { font-size: 15px; margin: 0 0 6px; }
.step p { font-size: 13px; color: var(--text-2); }

.cta-band { background: var(--text); color: #fff; padding: 32px 0; margin-top: 48px; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.cta-text { font-size: 20px; font-weight: 500; letter-spacing: -0.015em; max-width: 460px; }

.pricing-table { width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 32px; }
.pricing-table th { text-align: left; font-size: 11px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); padding: 14px 16px; border-bottom: 0.5px solid var(--border-strong); }
.pricing-table th.num, .pricing-table td.num { text-align: right; }
.pricing-table td { padding: 18px 16px; border-bottom: 0.5px solid #f0f0f0; }
.pricing-table .section-head td { background: var(--bg-alt); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-2); font-weight: 500; padding: 10px 16px; }
.pricing-table small { color: var(--text-3); font-size: 12px; }
.badge-save { display: inline-block; background: #e6f4ea; color: #1a6b3a; font-size: 10px; font-weight: 500; padding: 3px 7px; border-radius: 4px; letter-spacing: 0.04em; margin-left: 6px; vertical-align: middle; }

.info-band { background: var(--bg-alt); border-radius: var(--radius-lg); padding: 24px 28px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 48px; }
.info-band .label { display: block; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); margin-bottom: 6px; }
.info-band .value { font-size: 14px; font-weight: 500; }

.faq { padding-bottom: 48px; }
.faq-item { border-bottom: 0.5px solid var(--border); padding: 18px 0; }
.faq-item summary { font-size: 15px; font-weight: 500; cursor: pointer; list-style: none; display: flex; justify-content: space-between; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 20px; color: var(--text-3); font-weight: 300; }
.faq-item[open] summary::after { content: '−'; }
.faq-item p { font-size: 14px; color: var(--text-2); margin-top: 12px; max-width: 620px; }

.apropos-hero { display: grid; grid-template-columns: 1fr 1.15fr; min-height: 380px; }
.apropos-photo { background: linear-gradient(135deg, var(--accent-warm-1) 0%, var(--accent-warm-2) 100%); background-size: cover; background-position: center; display: flex; align-items: flex-end; padding: 20px; color: rgba(255,255,255,0.75); font-size: 11px; letter-spacing: 0.08em; min-height: 380px; }
.signature { max-width: 180px; height: auto; margin: 8px auto 0; opacity: 0.85; }
.apropos-text { padding: 56px var(--pad); display: flex; flex-direction: column; justify-content: center; }
.apropos-text h1 { font-size: 38px; }
.apropos-text p { color: var(--text-2); margin-bottom: 12px; }
.apropos-text .small { font-size: 14px; }
.approach { padding: 56px 0; background: var(--bg-alt); border-top: 0.5px solid var(--border); border-bottom: 0.5px solid var(--border); }
.approach h2 { font-size: 22px; margin-bottom: 24px; }
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.value-num { font-size: 11px; color: var(--text-3); letter-spacing: 0.08em; margin-bottom: 8px; font-weight: 500; }
.value h3 { font-size: 15px; margin: 0 0 6px; }
.value p { font-size: 13px; color: var(--text-2); }
.gear { padding: 40px var(--pad); border-bottom: 0.5px solid var(--border); }
.gear-title { font-size: 11px; letter-spacing: 0.08em; color: var(--text-3); margin-bottom: 16px; font-weight: 500; text-transform: uppercase; }
.gear-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.gear-label { display: block; font-size: 11px; color: var(--text-3); margin-bottom: 3px; }
.gear-value { display: block; font-size: 13px; font-weight: 500; }
.quote { text-align: center; padding: 48px var(--pad); }
.quote p { font-family: Georgia, serif; font-size: 22px; font-style: italic; max-width: 560px; margin: 0 auto 16px; }
.quote cite { font-size: 12px; letter-spacing: 0.08em; color: var(--text-3); text-transform: uppercase; font-style: normal; }

.contact-grid { display: grid; grid-template-columns: 1.15fr 1fr; max-width: var(--container); margin: 0 auto; }
.contact-form { padding: 56px 40px; border-right: 0.5px solid var(--border); }
.contact-info { padding: 56px 40px; background: var(--bg-alt); }
.info-block { margin-bottom: 32px; }
.info-label { font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); margin-bottom: 8px; font-weight: 500; }
.info-value { font-size: 15px; font-weight: 500; display: block; }
.info-sub { font-size: 13px; color: var(--text-2); }
.field { margin-bottom: 18px; }
.field label, .field legend { display: block; font-size: 12px; color: var(--text-2); margin-bottom: 6px; font-weight: 500; }
.field input, .field select, .field textarea { width: 100%; padding: 11px 14px; border: 0.5px solid var(--border-strong); border-radius: var(--radius); font-size: 14px; background: #fff; font-family: inherit; }
.field textarea { resize: vertical; min-height: 90px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.radio-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 4px; }
.chip-radio { position: relative; display: inline-block; }
.chip-radio input { position: absolute; opacity: 0; }
.chip-radio span { display: inline-block; font-size: 12px; padding: 7px 12px; border-radius: 999px; border: 0.5px solid var(--border-strong); color: var(--text-2); background: #fff; cursor: pointer; }
.chip-radio input:checked + span { background: var(--text); color: #fff; border-color: var(--text); }
.consent label { font-size: 13px; color: var(--text-2); font-weight: 400; display: flex; gap: 8px; align-items: flex-start; }
.consent input { width: auto; margin-top: 3px; }
.honeypot { position: absolute; left: -9999px; }
.alert { padding: 14px 18px; border-radius: var(--radius); margin-bottom: 24px; font-size: 14px; }
.alert-success { background: #e6f4ea; color: #1a6b3a; }
.alert-error { background: #fdecec; color: #a11b1b; }
.alert ul { margin: 0; padding-left: 18px; }

.legal { padding: 56px var(--pad) 80px; max-width: 800px; }
.legal h2 { margin-top: 40px; font-size: 20px; }

.site-footer { border-top: 0.5px solid var(--border); background: var(--bg-alt); padding: 48px 0 24px; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; }
.footer-logo { font-size: 14px; font-weight: 500; letter-spacing: 0.02em; margin-bottom: 8px; }
.footer-baseline { font-size: 13px; color: var(--text-2); max-width: 260px; }
.footer-col h4 { font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); margin-bottom: 12px; font-weight: 500; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { font-size: 13px; margin-bottom: 8px; color: var(--text-2); }
.footer-col a:hover { color: var(--text); }
.footer-bottom { border-top: 0.5px solid var(--border); padding-top: 24px; margin-top: 40px; color: var(--text-3); font-size: 12px; }

.cookie-banner { position: fixed; bottom: 20px; left: 20px; right: 20px; max-width: 700px; margin: 0 auto; background: #fff; border: 0.5px solid var(--border-strong); border-radius: var(--radius-lg); box-shadow: 0 10px 40px rgba(0,0,0,0.15); padding: 24px; z-index: 1000; }
.cookie-inner { display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center; }
.cookie-content h2 { font-size: 15px; margin: 0 0 6px; }
.cookie-content p { font-size: 13px; color: var(--text-2); margin: 0; }
.cookie-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.cookie-actions .btn { padding: 9px 16px; font-size: 13px; }
.cookie-details { margin-top: 24px; border-top: 0.5px solid var(--border); padding-top: 20px; }
.cookie-category { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; padding: 12px 0; border-bottom: 0.5px solid var(--border); }
.cookie-category strong { font-size: 13px; }
.cookie-category p { font-size: 12px; color: var(--text-2); margin: 4px 0 0; }
.cookie-locked { font-size: 11px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.08em; }
.switch { position: relative; display: inline-block; width: 40px; height: 22px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch span { position: absolute; cursor: pointer; inset: 0; background: #ccc; border-radius: 22px; transition: 0.2s; }
.switch span::before { position: absolute; content: ''; height: 16px; width: 16px; left: 3px; top: 3px; background: #fff; border-radius: 50%; transition: 0.2s; }
.switch input:checked + span { background: var(--text); }
.switch input:checked + span::before { transform: translateX(18px); }

/* Lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(0,0,0,0.94); z-index: 2000; display: none; align-items: center; justify-content: center; }
.lightbox.open { display: flex; }
.lightbox-img { max-width: 92vw; max-height: 88vh; object-fit: contain; border-radius: 4px; box-shadow: 0 20px 60px rgba(0,0,0,0.5); transition: opacity 0.25s ease; }
.lightbox-close, .lightbox-prev, .lightbox-next { position: absolute; background: rgba(255,255,255,0.1); color: #fff; border: none; cursor: pointer; font-family: inherit; font-weight: 300; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background 0.15s; padding: 0; line-height: 1; }
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover { background: rgba(255,255,255,0.25); }
.lightbox-close { top: 24px; right: 24px; width: 48px; height: 48px; font-size: 28px; }
.lightbox-prev, .lightbox-next { top: 50%; transform: translateY(-50%); width: 56px; height: 56px; font-size: 32px; }
.lightbox-prev { left: 24px; }
.lightbox-next { right: 24px; }
.lightbox-counter { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,0.7); font-size: 13px; letter-spacing: 0.05em; user-select: none; }
.lightbox-loader { position: absolute; top: 50%; left: 50%; width: 40px; height: 40px; margin: -20px 0 0 -20px; border: 3px solid rgba(255,255,255,0.2); border-top-color: #fff; border-radius: 50%; opacity: 0; pointer-events: none; }
.lightbox.loading .lightbox-loader { opacity: 1; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
/* Tablette : zones tactiles agrandies */
@media (max-width: 1024px) and (min-width: 601px) {
  .lightbox-prev, .lightbox-next { width: 60px; height: 60px; font-size: 36px; background: rgba(255,255,255,0.15); }
  .lightbox-close { width: 52px; height: 52px; font-size: 30px; background: rgba(255,255,255,0.15); }
}
@media (max-width: 600px) {
  .lightbox-prev, .lightbox-next { width: 44px; height: 44px; font-size: 26px; background: rgba(255,255,255,0.15); }
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
  .lightbox-close { top: 12px; right: 12px; width: 44px; height: 44px; background: rgba(255,255,255,0.15); }
}

@media (max-width: 900px) {
  :root { --pad: 24px; }
  .nav-links { display: none; }
  h1 { font-size: 30px; }
  .hero, .apropos-hero, .contact-grid { grid-template-columns: 1fr; }
  .hero-photo, .apropos-photo { min-height: 240px; }
  .stats-grid, .formulas, .steps, .values, .gear-grid, .footer-grid, .info-band, .portfolio-grid, .row { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-inner { flex-direction: column; text-align: center; }
}
@media (max-width: 600px) {
  h1 { font-size: 26px; }
  .hero-text { padding: 40px 24px; }
  .hero-text h1 { font-size: 32px; }
  .stats-grid, .formulas, .steps, .values, .gear-grid, .portfolio-grid, .row, .footer-grid, .info-band { grid-template-columns: 1fr; }
  .contact-form { border-right: none; border-bottom: 0.5px solid var(--border); }
  .cookie-inner { grid-template-columns: 1fr; }
}