:root{
    --navy: #1E3A5C;
    --navy-deep: #14273D;
    --navy-soft: #2C4C70;
    --ivory: #F6F2E9;
    --ivory-deep: #EDE7D8;
    --ink: #1B2129;
    --ink-soft: #4A5568;
    --brass: #A9824C;
    --brass-soft: #C7A876;
    --line: rgba(27,33,41,0.12);
    --line-on-navy: rgba(246,242,233,0.18);
    --radius: 2px;
    --max: 1180px;
    --serif: 'Cinzel', serif;
    --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    color-scheme: light;
    --bg: var(--ivory);
    --fg: var(--ink);
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth; scroll-padding-top: calc(84px + env(safe-area-inset-top,0px));}
  body{
    margin:0;
    font-family: var(--sans);
    background: var(--bg);
    color: var(--fg);
    -webkit-font-smoothing: antialiased;
    padding-top: env(safe-area-inset-top,0px);
    padding-bottom: env(safe-area-inset-bottom,0px);
  }
  img{max-width:100%; display:block;}
  a{color:inherit; text-decoration:none;}
  button{font-family:inherit;}

  ::selection{ background: var(--brass-soft); color: var(--navy-deep); }

  /* ---------- Layout helpers ---------- */
  .wrap{max-width: var(--max); margin: 0 auto; padding: 0 28px;}
  @media (max-width: 640px){ .wrap{padding: 0 20px;} }

  .eyebrow{ /* used sparingly, sentence case, not tracked caps */
    font-size: 0.9rem;
    color: var(--brass);
    font-weight: 600;
  }

  h1,h2,h3{
    font-family: var(--serif);
    font-weight: 600;
    line-height: 1.15;
    margin: 0;
    letter-spacing: 0.01em;
  }
  p{ line-height:1.7; margin: 0; color: var(--ink-soft); }
  .measure{ max-width: 62ch; }

  /* ---------- Nav ---------- */
  header.site-nav{
    position: sticky; top:0; z-index: 50;
    background: rgba(30,58,92,0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line-on-navy);
    padding-top: env(safe-area-inset-top,0px);
  }
  .nav-inner{
    max-width: var(--max); margin:0 auto; padding: 0 28px;
    display:flex; align-items:center; justify-content:space-between;
    height: 76px;
  }
  @media (max-width:640px){ .nav-inner{padding:0 20px; height:68px;} }

  .brand{ display:flex; align-items:center; gap:12px; }
  .brand img{ height: 40px; width:auto; }
  .brand-word{ font-family: var(--serif); color: var(--ivory); font-size:1.05rem; letter-spacing:0.03em; white-space:nowrap; }
  @media (max-width: 520px){ .brand-word{ font-size:0.85rem; } }

  nav.links{ display:flex; align-items:center; gap: 22px; }
  nav.links a{
    color: rgba(246,242,233,0.82); font-size: 0.95rem; font-weight:500;
    position:relative; padding: 6px 0;
    transition: color .2s ease;
  }
  nav.links a:hover, nav.links a.active{ color: var(--ivory); }
  nav.links a.active::after{
    content:""; position:absolute; left:0; right:0; bottom:-2px; height:2px; background: var(--brass-soft);
  }
  .nav-phone{ color: var(--ivory); font-size:0.9rem; font-weight:500; border:1px solid var(--line-on-navy); padding:9px 16px; border-radius: 999px; white-space:nowrap; }
  .nav-phone:hover{ border-color: var(--brass-soft); }

  @media (max-width: 1080px){
    nav.links{ display:none; }
    .nav-burger{ display:flex; }
  }
  .nav-socials{ display:flex; align-items:center; gap:14px; }
  .nav-socials a{ display:flex; color: rgba(246,242,233,0.82); transition: color .2s ease; }
  .nav-socials a:hover{ color: var(--brass-soft); }
  .nav-socials svg{ width:19px; height:19px; }
  @media (max-width: 560px){ .nav-socials{ display:none; } .nav-phone{ display:none; } }
  .nav-burger{
    display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px;
  }
  .nav-burger span{ width:22px; height:2px; background:var(--ivory); display:block; }

  .mobile-menu{
    display:none; position:fixed; inset: 0; top: 68px; background: var(--navy-deep); z-index:49;
    padding: 10px 20px 40px; overflow-y:auto;
  }
  .mobile-menu.open{ display:block; }
  .mobile-menu a{
    display:block; padding: 16px 4px; color: var(--ivory); font-size:1.05rem; border-bottom:1px solid var(--line-on-navy);
  }
  .mobile-menu .sub-list a{ padding-left: 18px; font-size:0.95rem; color: rgba(246,242,233,0.75); border-bottom:none; padding-top:10px; padding-bottom:10px; }
  .mobile-phone{ margin-top: 22px; display:inline-block; color: var(--brass-soft); font-weight:600; }

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex; align-items:center; gap:10px;
    padding: 14px 26px; font-size:0.98rem; font-weight:600;
    border-radius: 999px; cursor:pointer; border:1px solid transparent;
    transition: transform .15s ease, background .2s ease, border-color .2s ease;
  }
  .btn:active{ transform: scale(0.98); }
  .btn-brass{ background: var(--brass); color: var(--navy-deep); }
  .btn-brass:hover{ background: var(--brass-soft); }
  .btn-outline-light{ border-color: var(--line-on-navy); color: var(--ivory); }
  .btn-outline-light:hover{ border-color: var(--brass-soft); }
  .btn-outline-dark{ border-color: var(--line); color: var(--ink); }
  .btn-outline-dark:hover{ border-color: var(--brass); color: var(--brass); }

  /* ---------- Hero ---------- */
  .hero{
    position:relative;
    overflow:hidden;
    background: radial-gradient(120% 140% at 78% 20%, var(--navy-soft) 0%, var(--navy) 45%, var(--navy-deep) 100%);
    color: var(--ivory);
    padding: 96px 0 110px;
  }
  .hero-art{
    position:absolute; inset:0; z-index:0;
    pointer-events:none;
    overflow:hidden;
    display:flex; align-items:center; justify-content:flex-end;
  }
  .hero-art img{
    height:100%; width:auto; max-width:none;
    opacity: 0.42;
    transform: translateX(9%);
    -webkit-mask-image: linear-gradient(100deg, transparent 0%, black 20%);
    mask-image: linear-gradient(100deg, transparent 0%, black 20%);
  }

  .hero-content{ position:relative; z-index:1; max-width: 620px; }
  .hero-mark{ height:190px; width:auto; margin-bottom:30px; }
  @media (max-width: 640px){ .hero-mark{ height:130px; margin-bottom:22px; } }
  @media (max-width: 900px){ .hero{ padding: 60px 0 68px; } }

  .hero h1{ font-size: clamp(2.1rem, 4.2vw, 3.3rem); color: var(--ivory); }
  .hero .lede{ margin-top: 22px; color: rgba(246,242,233,0.82); font-size: 1.08rem; max-width: 48ch; }
  .hero .cta-row{ margin-top: 34px; display:flex; gap:16px; flex-wrap:wrap; }

  /* ---------- Section shells ---------- */
  section{ padding: 88px 0; }
  @media (max-width: 640px){ section{ padding: 60px 0; } }
  .section-ivory{ background: var(--ivory); }
  .section-navy{ background: var(--navy); color: var(--ivory); }
  .section-deep{ background: var(--navy-deep); color: var(--ivory); }

  .section-head{ max-width: 640px; margin-bottom: 48px; }
  .section-head h2{ font-size: clamp(1.6rem, 2.6vw, 2.2rem); }
  .section-head p{ margin-top:14px; }

  /* ---------- Values triptych ---------- */
  .triptych{ display:grid; grid-template-columns: repeat(3,1fr); }
  @media (max-width: 780px){ .triptych{ grid-template-columns: 1fr; } }
  .triptych > div{
    padding: 6px 32px; border-left: 1px solid var(--line);
  }
  .triptych > div:first-child{ padding-left: 0; border-left:none; }
  @media (max-width: 780px){
    .triptych > div{ border-left:none; border-top:1px solid var(--line); padding: 28px 0 0; margin-top:28px; }
    .triptych > div:first-child{ border-top:none; margin-top:0; padding-top:0; }
  }
  .triptych h3{ font-size: 1.15rem; margin-bottom: 10px; color: var(--navy); }
  .triptych p{ font-size: 0.96rem; }

  /* ---------- Realisations index (editorial list) ---------- */
  .cat-index{ border-top: 1px solid var(--line); }
  .cat-row{
    display:flex; align-items:center; justify-content:space-between;
    padding: 26px 4px; border-bottom: 1px solid var(--line);
    cursor:pointer; position:relative;
    transition: padding-left .2s ease, border-color .2s ease;
  }
  .cat-row:hover{ padding-left: 16px; border-color: var(--brass); }
  .cat-row .name{ font-family: var(--serif); font-size: clamp(1.15rem, 2vw, 1.55rem); color: var(--navy); }
  .cat-row .count{ font-size: 0.86rem; color: var(--ink-soft); white-space:nowrap; margin-left: 20px; }

  /* On navy background variant of the index */
  .section-navy .cat-row{ border-color: var(--line-on-navy); }
  .section-navy .cat-row .name{ color: var(--ivory); }
  .section-navy .cat-row .count{ color: rgba(246,242,233,0.65); }
  .section-navy .cat-row:hover{ border-color: var(--brass-soft); }

  /* ---------- Breadcrumb ---------- */
  .crumb{ font-size: 0.88rem; color: var(--ink-soft); margin-bottom: 26px; }
  .crumb a{ color: var(--navy); }
  .crumb a:hover{ color: var(--brass); }
  .crumb .sep{ margin: 0 8px; opacity:0.5; }

  /* ---------- Empty state (bientôt disponible) ---------- */
  .empty-state{
    border: 1px solid var(--line);
    padding: 56px 40px;
    text-align:left;
    max-width: 640px;
  }
  @media (max-width: 640px){ .empty-state{ padding: 36px 24px; } }
  .empty-state h2{ font-size: clamp(1.5rem,3vw,2rem); color: var(--navy); }
  .empty-state p{ margin-top: 16px; }
  .empty-state .btn{ margin-top: 28px; }

  /* ---------- Subcategory list ---------- */
  .sub-list{ border-top: 1px solid var(--line); max-width: 640px; }

  /* ---------- Finitions ---------- */
  .finition-block{ display:grid; grid-template-columns: 220px 1fr; gap: 40px; padding: 40px 0; border-top: 1px solid var(--line); }
  .finition-block:last-child{ border-bottom: 1px solid var(--line); }
  @media (max-width: 720px){ .finition-block{ grid-template-columns: 1fr; gap:14px; } }
  .finition-block h3{ font-size:1.3rem; color: var(--navy); }
  .finition-block .tag{ font-size:0.82rem; color: var(--brass); font-weight:600; margin-top:8px; display:block; }

  /* ---------- Atelier page ---------- */
  .atelier-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items:start; }
  @media (max-width: 820px){ .atelier-grid{ grid-template-columns:1fr; gap:36px; } }
  .atelier-grid p + p{ margin-top: 18px; }
  .stat-list{ display:flex; flex-direction:column; gap:22px; }
  .stat-list div{ border-left: 2px solid var(--brass); padding-left:18px; }
  .stat-list .label{ font-size:0.86rem; color: var(--ink-soft); }
  .stat-list .value{ font-family: var(--serif); font-size:1.2rem; color: var(--navy); margin-top:4px; }

  /* ---------- Contact ---------- */
  .contact-grid{ display:grid; grid-template-columns: 1fr 1.15fr; gap: 64px; align-items:start; }
  @media (max-width: 900px){ .contact-grid{ grid-template-columns:1fr; gap:40px; } }

  .contact-info div{ margin-bottom: 26px; }
  .contact-info .label{ font-size:0.84rem; color: var(--ink-soft); }
  .contact-info .val{ font-size:1.1rem; color:var(--navy); margin-top:4px; font-weight:500; }
  .contact-info a.val:hover{ color: var(--brass); }

  form.contact-form{ display:flex; flex-direction:column; gap: 26px; }
  .field-row{ display:grid; grid-template-columns: 1fr 1fr; gap:18px; }
  @media (max-width:560px){ .field-row{ grid-template-columns:1fr; } }
  .field{ display:flex; flex-direction:column; gap:8px; }
  .field label{ font-size:0.88rem; color: var(--ink); font-weight:500; }
  .field input[type=text], .field input[type=email], .field input[type=tel], .field input[type=number], .field textarea{
    border: 1px solid var(--line); background: #fff; padding: 13px 14px; font-size:0.96rem; font-family:inherit;
    border-radius: var(--radius); color: var(--ink); width:100%;
  }
  .field input:focus, .field textarea:focus{ outline:2px solid var(--brass); outline-offset:1px; border-color: var(--brass); }
  .field textarea{ resize:vertical; min-height:110px; }

  fieldset{ border:none; padding:0; margin:0; }
  legend{ font-size:0.88rem; font-weight:500; color:var(--ink); padding:0; margin-bottom:12px; }
  .check-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; }
  @media (max-width:560px){ .check-grid{ grid-template-columns:1fr; } }
  .check-item{ display:flex; align-items:center; gap:10px; font-size:0.94rem; }
  .check-item input{ width:17px; height:17px; accent-color: var(--brass); flex-shrink:0; }

  .budget-box{ border:1px solid var(--line); padding: 20px; border-radius: var(--radius); display:flex; flex-direction:column; gap:14px; }
  .budget-box .hint{ font-size:0.86rem; color: var(--ink-soft); }
  .budget-row{ display:flex; align-items:center; gap:12px; }
  .budget-row input[type=number]{ max-width:180px; }
  .or-sep{ font-size:0.82rem; color: var(--ink-soft); text-align:center; }
  .checkbox-line{ display:flex; align-items:flex-start; gap:10px; font-size:0.92rem; }
  .checkbox-line input{ width:17px; height:17px; margin-top:2px; accent-color: var(--brass); flex-shrink:0; }
  .checkbox-line a{ color: var(--navy); text-decoration:underline; }

  .field-error{ font-size:0.84rem; color:#9B4A3F; display:none; }
  .field-error.show{ display:block; }

  .form-msg{ padding:14px 16px; border-radius: var(--radius); font-size:0.92rem; display:none; }
  .form-msg.show{ display:block; }
  .form-msg.error{ background:#FBEAE7; color:#9B4A3F; }
  .form-msg.success{ background:#E9F0E6; color:#3E6B33; }

  .submit-row{ margin-top:4px; }

  /* ---------- Legal pages ---------- */
  .legal-body{ max-width: 720px; }
  .legal-body h3{ font-size:1.05rem; color: var(--navy); margin-top: 34px; margin-bottom:10px; }
  .legal-body p{ margin-bottom: 6px; }
  .legal-body ul{ color: var(--ink-soft); line-height:1.8; padding-left:20px; }

  .artisan-badge{ height: 56px; width:auto; display:block; margin-top: 20px; }
  footer .artisan-badge{ height: 48px; }

  /* ---------- Footer ---------- */
  footer{ background: var(--navy-deep); color: rgba(246,242,233,0.75); padding: 56px 0 40px; }
  .footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
  @media (max-width:720px){ .footer-grid{ grid-template-columns:1fr; gap:30px; } }
  .footer-brand{ display:flex; align-items:center; gap:12px; margin-bottom:14px; }
  .footer-brand img{ height:34px; }
  .footer-brand span{ font-family: var(--serif); color: var(--ivory); font-size:1rem; }
  footer h4{ color: var(--ivory); font-size:0.86rem; font-weight:600; margin-bottom:14px; }
  footer a{ display:block; padding: 5px 0; font-size:0.92rem; }
  footer a:hover{ color: var(--brass-soft); }
  .footer-bottom{ margin-top: 44px; padding-top:24px; border-top:1px solid var(--line-on-navy); font-size:0.82rem; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; }

  .cat-row:focus-visible, a:focus-visible, button:focus-visible{ outline:2px solid var(--brass); outline-offset:2px; }

  @media (prefers-reduced-motion: reduce){
    html{ scroll-behavior:auto; }
    *{ transition:none !important; }
  }