: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; padding: 72px 0 80px;
    background: radial-gradient(110% 90% at 75% 45%, #24486f 0%, var(--navy) 42%, var(--navy-deep) 100%);
    color: var(--ivory);
  }
  .hero-grid{ display:grid; grid-template-columns: 1fr 1.1fr; align-items:center; gap: 24px; min-height: 68vh; }
  .hero-content{ position:relative; z-index:2; max-width: 600px; }
  .hero-eyebrow{ color: var(--brass-soft); font-weight:600; font-size:0.95rem; letter-spacing:0.02em; margin:0 0 16px; }
  .hero h1{ font-size: clamp(2rem, 3.4vw, 3rem); color: var(--ivory); line-height:1.14; }
  .hero .lede{ margin-top: 22px; color: rgba(246,242,233,0.82); font-size: 1.05rem; max-width: 48ch; }
  .hero .cta-row{ margin-top: 34px; display:flex; gap:16px; flex-wrap:wrap; }
  .hero-art{ position:relative; align-self:stretch; min-height: 420px; --x:60%; --y:55%; }
  .hero-art img{ position:absolute; inset:0; width:100%; height:100%; object-fit:contain; pointer-events:none; }
  .hero-art .base{ opacity:.38; }
  .hero-art .lit{
    -webkit-mask-image: radial-gradient(circle 230px at var(--x) var(--y), #000 0%, rgba(0,0,0,.55) 45%, transparent 100%);
            mask-image: radial-gradient(circle 230px at var(--x) var(--y), #000 0%, rgba(0,0,0,.55) 45%, transparent 100%);
  }
  @media (max-width: 900px){
    .hero{ padding: 64px 0 72px; }
    .hero-grid{ grid-template-columns: 1fr; min-height: 0; }
    .hero-art{ position:absolute; inset:0; min-height:0; opacity:.45; z-index:0; }
  }

  /* ---------- 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; }
  }

  /* ---------- Barre du haut (révisée) ---------- */
  nav.links{ gap: 34px; }
  nav.links > a, .nav-drop-btn{ white-space:nowrap; }
  .nav-drop{ position:relative; }
  .nav-drop-btn{ display:flex; align-items:center; gap:6px; background:none; border:0; padding:6px 0; cursor:pointer;
    color: rgba(246,242,233,0.82); font-family: var(--sans); font-weight:500; font-size:0.95rem; transition: color .2s ease; }
  .nav-drop-btn svg{ width:12px; height:12px; transition: transform .2s ease; }
  .nav-drop:hover .nav-drop-btn, .nav-drop:focus-within .nav-drop-btn{ color: var(--ivory); }
  .nav-drop:hover .nav-drop-btn svg, .nav-drop:focus-within .nav-drop-btn svg{ transform: rotate(180deg); }
  .nav-drop-menu{ position:absolute; top:100%; left:50%; transform: translate(-50%, 6px); min-width: 230px;
    background: var(--navy-deep); border:1px solid var(--line-on-navy); border-radius: 12px; padding: 8px;
    opacity:0; visibility:hidden; transition: opacity .18s ease, transform .18s ease, visibility .18s; box-shadow: 0 18px 40px rgba(0,0,0,.25); }
  .nav-drop::after{ content:""; position:absolute; left:-10px; right:-10px; top:100%; height:14px; }
  .nav-drop:hover .nav-drop-menu, .nav-drop:focus-within .nav-drop-menu{ opacity:1; visibility:visible; transform: translate(-50%, 10px); }
  .nav-drop-menu a{ display:block; padding: 10px 14px; border-radius: 8px; color: rgba(246,242,233,0.86); font-size: 0.93rem; white-space:nowrap; }
  .nav-drop-menu a:hover{ background: rgba(246,242,233,0.07); color: var(--ivory); }
  .nav-inner{ gap: 28px; }
  .nav-inner .links{ margin-left:auto; }
  @media (max-width: 860px){ nav.links{ display:none; } .nav-burger{ display:flex; } }
  @media (min-width: 861px){ nav.links{ display:flex; } .nav-burger{ display:none; } }
  @media (max-width: 560px){ .nav-phone{ display:none; } }
  .mobile-label{ display:block; padding: 18px 4px 6px; color: var(--brass-soft); font-size:0.85rem; font-weight:600; }
  .mobile-menu a.mobile-sub{ padding: 12px 4px 12px 18px; font-size: 0.98rem; color: rgba(246,242,233,0.8); }

  /* Lisibilité des textes sur fond bleu */
  .section-navy p, .section-deep p, footer p{ color: rgba(246,242,233,0.78); }

  /* Logo de la barre du haut */
  .brand img{ height: 44px; width:auto; }
  .brand-text{ display:flex; flex-direction:column; line-height:1.15; }
  .brand-word{ font-size: 1.12rem; letter-spacing: 0.05em; }
  .brand-sub{ font-size: 0.66rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--brass-soft); margin-top: 3px; }
  @media (max-width: 520px){ .brand img{ height:38px; } .brand-sub{ font-size:0.58rem; } }
  /* Escalier agrandi */
  @media (min-width: 901px){
    .hero-grid{ grid-template-columns: 0.9fr 1.3fr; }
    .hero-art{ margin-right: -6vw; min-height: 560px; }
    .hero-art img{ transform: scale(1.32); transform-origin: 45% 50%; }
  }

  /* ================================================================
     Refonte octobre 2026 : polices locales, pages ouvrages, accordéons
     ================================================================ */
  @font-face{ font-family:'Cinzel'; font-style:normal; font-weight:400; font-display:swap; src:url(/assets/fonts/cinzel-latin-400-normal.woff2) format('woff2'); }
  @font-face{ font-family:'Cinzel'; font-style:normal; font-weight:600; font-display:swap; src:url(/assets/fonts/cinzel-latin-600-normal.woff2) format('woff2'); }
  @font-face{ font-family:'Inter'; font-style:normal; font-weight:400; font-display:swap; src:url(/assets/fonts/inter-latin-400-normal.woff2) format('woff2'); }
  @font-face{ font-family:'Inter'; font-style:normal; font-weight:500; font-display:swap; src:url(/assets/fonts/inter-latin-500-normal.woff2) format('woff2'); }
  @font-face{ font-family:'Inter'; font-style:normal; font-weight:600; font-display:swap; src:url(/assets/fonts/inter-latin-600-normal.woff2) format('woff2'); }

  .brand-word{ font-weight:600; }
  .skip{ position:absolute; left:-9999px; top:8px; z-index:100; background:var(--brass); color:var(--navy-deep); padding:10px 16px; border-radius:999px; font-weight:600; }
  .skip:focus{ left:12px; }
  .sr-only{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }
  .nav-drop-btn.is-active{ color: var(--ivory); }

  /* En-tête de page */
  .page-head{ padding: 56px 0 64px; background: var(--ivory); }
  .page-head-sm{ padding-bottom: 8px; }
  .page-head .eyebrow{ margin: 0 0 12px; }
  .page-head h1{ font-size: clamp(1.9rem, 3.6vw, 2.9rem); color: var(--navy); max-width: 22ch; }
  .page-head .lede{ margin-top: 22px; max-width: 64ch; }
  .page-head .lede p{ font-size: 1.08rem; color: var(--ink-soft); }
  .page-head .lede p + p{ margin-top: 14px; }
  .page-head .cta-row, .cta-band .cta-row{ margin-top: 30px; display:flex; gap:14px; flex-wrap:wrap; }

  .page-body{ padding: 8px 0 96px; background: var(--ivory); }
  @media (max-width:640px){ .page-body{ padding-bottom: 64px; } .page-head{ padding: 40px 0 48px; } }
  .narrow{ max-width: 860px; }
  .page-body p{ line-height:1.75; }
  .page-body p + p, .page-body p + ul, .page-body ul + p{ margin-top: 12px; }
  .page-body ul{ margin:0; padding-left: 20px; color: var(--ink-soft); line-height:1.75; }
  .page-body li + li{ margin-top: 4px; }
  .page-body strong{ color: var(--ink); font-weight:600; }
  .page-body a:not(.btn):not(.ocard):not(.cat-row):not(.proj):not(.gal-item){ color: var(--navy); text-decoration: underline; text-decoration-color: var(--brass-soft); text-underline-offset: 3px; }
  .page-body a:not(.btn):not(.ocard):not(.cat-row):not(.proj):not(.gal-item):hover{ color: var(--brass); }

  .block-kicker{ font-size: 0.86rem; font-weight:600; color: var(--brass); letter-spacing: .04em; text-transform: uppercase; margin: 0 0 14px; }
  .block-title{ font-size: clamp(1.3rem, 2.2vw, 1.7rem); color: var(--navy); margin: 0 0 18px; }

  /* Accordéons (texte lu par Google même replié) */
  .accs{ border-top: 1px solid var(--line); }
  details.acc{ border-bottom: 1px solid var(--line); }
  details.acc > summary{ list-style:none; cursor:pointer; display:flex; align-items:center; justify-content:space-between; gap:20px; padding: 22px 4px; }
  details.acc > summary::-webkit-details-marker{ display:none; }
  details.acc > summary h2, details.acc > summary h3{ font-size: clamp(1.08rem, 1.8vw, 1.3rem); color: var(--navy); }
  details.acc > summary::after{ content:""; flex-shrink:0; width:12px; height:12px; border-right:1.6px solid var(--brass); border-bottom:1.6px solid var(--brass); transform: rotate(45deg) translate(-3px,-3px); transition: transform .2s ease; }
  details.acc[open] > summary::after{ transform: rotate(-135deg) translate(-3px,-3px); }
  details.acc > summary:hover h2, details.acc > summary:hover h3{ color: var(--brass); }
  .acc-body{ padding: 0 4px 26px; max-width: 70ch; }
  .acc-btn{ margin-top: 20px !important; }
  .cat-accs{ margin-top: 56px; max-width: 860px; }
  .cat-accs details.acc > summary{ cursor:default; pointer-events:none; }
  .cat-accs details.acc > summary::after{ display:none; }

  .faq{ margin-top: 64px; }
  .faq .acc-faq:first-of-type{ border-top: 1px solid var(--line); }
  .acc-faq > summary h3{ font-family: var(--sans); font-weight:600; font-size: 1.02rem !important; letter-spacing:0; }

  /* Voir aussi */
  .related{ margin-top: 64px; }
  .related ul{ list-style:none; padding:0 !important; margin:0; display:flex; flex-wrap:wrap; gap: 12px; }
  .related li + li{ margin-top:0 !important; }
  .related a{ display:inline-flex; align-items:center; gap:10px; padding: 11px 18px; border:1px solid var(--line); border-radius:999px; text-decoration:none !important; font-weight:500; font-size:0.95rem; }
  .related a:hover{ border-color: var(--brass); }
  .arr{ width:16px; height:16px; flex-shrink:0; transition: transform .2s ease; }
  a:hover > .arr{ transform: translateX(3px); }

  /* Cartes ouvrages */
  .ocards{ display:grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
  .ocard{ position:relative; display:flex; flex-direction:column; gap:10px; padding: 28px 26px 58px; background:#fff; border:1px solid var(--line); border-radius: 14px; transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
  .ocard:hover{ border-color: var(--brass); transform: translateY(-2px); box-shadow: 0 14px 34px rgba(20,39,61,.08); }
  .ocard-name{ font-family: var(--serif); font-weight:600; font-size: 1.22rem; color: var(--navy); }
  .ocard-text{ color: var(--ink-soft); line-height:1.6; font-size: 0.96rem; }
  .ocard .arr{ position:absolute; left:26px; bottom:24px; width:20px; height:20px; color: var(--brass); }
  .ocards-sm .ocard{ padding: 22px 22px 52px; }
  .ocards-sm .ocard .arr{ left:22px; bottom:20px; }

  /* Bandeau d'appel final */
  .cta-band{ background: var(--navy); color: var(--ivory); padding: 72px 0; }
  .cta-band h2{ font-size: clamp(1.5rem, 2.6vw, 2.1rem); color: var(--ivory); max-width: 28ch; }
  .cta-band p{ margin-top: 14px; color: rgba(246,242,233,0.8); max-width: 60ch; }

  .text-link{ display:inline-flex; align-items:center; gap:8px; margin-top: 18px; color: var(--navy); font-weight:600; font-size: .95rem; }
  .text-link:hover{ color: var(--brass); }
  .home-end .cta-row{ display:flex; gap:14px; flex-wrap:wrap; }

  /* Zone d'intervention */
  .zones{ display:grid; grid-template-columns: repeat(auto-fill, minmax(300px,1fr)); gap: 0 48px; border-top: 1px solid var(--line); }
  .zone-group{ padding: 28px 0; border-bottom: 1px solid var(--line); }
  .zone-group h2{ font-size: 1.2rem; color: var(--navy); margin-bottom: 10px; }

  /* Pied de page */
  footer h2.f-title{ font-family: var(--sans); color: var(--ivory); font-size:0.86rem; font-weight:600; margin-bottom:14px; letter-spacing:0; }
  .contact-info .val.plain{ color: var(--ink); }
  .finitions{ margin-bottom: 56px; }
  .finition-block h2{ font-size:1.3rem; color: var(--navy); }
  .finition-block p + p{ margin-top: 12px; }
  .legal-body{ padding-top: 8px; }
  /* Correctifs */
  .wrap.narrow{ max-width: var(--max); }
  .wrap.narrow > *{ max-width: 860px; }
  .page-body a.cat-row, .page-body .related a{ text-decoration:none; color:inherit; }
  @media (max-width: 640px){
    .cat-row{ gap:14px; }
    .cat-row .count{ white-space:normal; text-align:right; max-width:42%; margin-left:0; font-size:.8rem; }
  }
  .page-body .contact-info a.val{ text-decoration:none; }
  /* Galerie photos (s'affiche dès qu'une page a des photos) */
  .gallery{ margin-top: 64px; scroll-margin-top: 100px; }
  .gallery-grid{ display:grid; grid-template-columns: repeat(auto-fill, minmax(240px,1fr)); gap:14px; }
  .gallery figure{ margin:0; }
  .gallery img{ width:100%; aspect-ratio: 4/3; object-fit:cover; border-radius:10px; }
  .gallery figcaption{ font-size:.86rem; color: var(--ink-soft); margin-top:6px; }
  .gallery-grid{ grid-template-columns: repeat(3, 1fr); }
  @media (max-width: 760px){ .gallery-grid{ grid-template-columns: repeat(2, 1fr); gap:10px; } }
  .gallery figure:first-child{ grid-column: span 2; grid-row: span 2; }
  .gallery figure:first-child img{ height: calc(100% - 26px); aspect-ratio:auto; }
  .gal-item{ display:block; overflow:hidden; border-radius:10px; }
  .gal-item img{ transition: transform .35s ease; }
  .gal-item:hover img{ transform: scale(1.03); }
  .lightbox{ position:fixed; inset:0; z-index:200; background: rgba(12,22,35,.94); display:none; align-items:center; justify-content:center; padding: 60px 70px; }
  .lightbox.open{ display:flex; }
  .lightbox img{ max-width:100%; max-height:100%; border-radius:6px; }
  .lightbox button{ position:absolute; background:none; border:0; color:var(--ivory); font-size:2.6rem; cursor:pointer; padding:10px 16px; line-height:1; }
  .lb-close{ top:10px; right:14px; } .lb-prev{ left:8px; top:50%; transform:translateY(-50%); } .lb-next{ right:8px; top:50%; transform:translateY(-50%); }
  .lb-cap{ position:absolute; bottom:18px; left:0; right:0; text-align:center; color: rgba(246,242,233,.8) !important; font-size:.9rem; }
  @media (max-width:640px){ .lightbox{ padding: 60px 12px; } }

  /* Photos de présentation (en haut des pages ouvrages) */
  .pres{ padding: 0 0 64px; background: var(--ivory); }
  .pres-grid{ display:grid; gap:14px; }
  .pres-grid.n3{ grid-template-columns: 2fr 1fr; grid-template-rows: 1fr 1fr; height: min(62vw, 560px); }
  .pres-grid.n3 .pres-0{ grid-row: span 2; }
  .pres-grid.n2{ grid-template-columns: 1.6fr 1fr; height: min(52vw, 460px); }
  .pres-grid.n1{ height: min(56vw, 520px); }
  .pres figure{ margin:0; overflow:hidden; border-radius: 4px; }
  .pres img{ width:100%; height:100%; object-fit:cover; }
  @media (max-width:640px){ .pres-grid.n3{ grid-template-columns:1fr 1fr; grid-template-rows: 2fr 1fr; height: 110vw; } .pres-grid.n3 .pres-0{ grid-column: span 2; grid-row:auto; } }

  /* Galerie des projets, présentation éditoriale */
  .projets-wrap{ background: var(--ivory-deep); padding: 88px 0; }
  .proj-grid{ display:grid; grid-template-columns: repeat(12, 1fr); gap: 56px 28px; margin-top: 36px; }
  .proj{ grid-column: span 4; display:block; }
  .proj-grid .proj:nth-child(5n+1){ grid-column: span 7; }
  .proj-grid .proj:nth-child(5n+2){ grid-column: span 5; margin-top: 90px; }
  .proj-img{ display:block; overflow:hidden; border-radius: 4px; aspect-ratio: 4/3; background: var(--ivory); }
  .proj-grid .proj:nth-child(5n+2) .proj-img{ aspect-ratio: 4/5; }
  .proj-img img{ width:100%; height:100%; object-fit:cover; transition: transform .6s ease, filter .4s ease; filter: saturate(.9); }
  .proj:hover .proj-img img{ transform: scale(1.04); filter: saturate(1.05); }
  .proj-meta{ display:grid; grid-template-columns: auto 1fr; column-gap: 14px; margin-top: 16px; align-items: baseline; }
  .proj-num{ grid-row: span 2; font-family: var(--serif); color: var(--brass); font-size: .95rem; }
  .proj-title{ font-family: var(--serif); font-weight:600; color: var(--navy); font-size: 1.15rem; transition: color .2s ease; }
  .proj:hover .proj-title{ color: var(--brass); }
  .proj-place{ font-size: .88rem; color: var(--ink-soft); margin-top: 4px; }
  @media (max-width: 760px){
    .proj-grid{ grid-template-columns: 1fr; gap: 40px; }
    .proj, .proj-grid .proj:nth-child(5n+1), .proj-grid .proj:nth-child(5n+2){ grid-column: auto; margin-top:0; }
    .proj-grid .proj:nth-child(5n+2) .proj-img{ aspect-ratio: 4/3; }
  }
  .page-end{ padding-top: 0; }
  .page-end .faq{ margin-top: 72px; }

  /* Page projet */
  .proj-photos{ columns: 2; column-gap: 16px; }
  .proj-photos figure{ margin: 0 0 16px; break-inside: avoid; }
  .proj-photos img{ width:100%; border-radius: 4px; }
  .proj-photos figcaption{ font-size:.86rem; color: var(--ink-soft); margin-top:6px; }
  @media (max-width:640px){ .proj-photos{ columns: 1; } }
  .proj-more{ margin-top: 80px; }
  .proj-more .proj, .proj-more .proj:nth-child(n){ grid-column: span 4; margin-top:0; }
  .proj-more .proj .proj-img{ aspect-ratio: 4/3 !important; }
  @media (max-width:760px){ .proj-more .proj, .proj-more .proj:nth-child(n){ grid-column:auto; } }
  .proj-more .proj-meta{ grid-template-columns: 1fr; }

  /* ---------- Menu mobile : animation d'ouverture ---------- */
  .mobile-menu{
    display:block; visibility:hidden; opacity:0; transform: translateY(-12px);
    transition: opacity .28s ease, transform .32s cubic-bezier(.2,.8,.2,1), visibility 0s linear .32s;
  }
  .mobile-menu.open{
    visibility:visible; opacity:1; transform:none;
    transition: opacity .28s ease, transform .32s cubic-bezier(.2,.8,.2,1), visibility 0s;
  }
  .mobile-menu > *{ opacity:0; transform: translateY(-6px); transition: opacity .25s ease, transform .3s ease; }
  .mobile-menu.open > *{ opacity:1; transform:none; }
  .mobile-menu.open > *:nth-child(1){ transition-delay:.04s } .mobile-menu.open > *:nth-child(2){ transition-delay:.07s }
  .mobile-menu.open > *:nth-child(3){ transition-delay:.10s } .mobile-menu.open > *:nth-child(4){ transition-delay:.13s }
  .mobile-menu.open > *:nth-child(5){ transition-delay:.16s } .mobile-menu.open > *:nth-child(6){ transition-delay:.19s }
  .mobile-menu.open > *:nth-child(7){ transition-delay:.22s } .mobile-menu.open > *:nth-child(8){ transition-delay:.25s }
  .mobile-menu.open > *:nth-child(n+9){ transition-delay:.28s }
  .nav-burger span{ transition: transform .3s ease, opacity .2s ease; transform-origin:center; }
  .nav-burger[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
  .nav-burger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
  .nav-burger[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
  body.menu-open{ overflow:hidden; }
  @media (min-width: 861px){ .mobile-menu{ display:none; } }
  @media (prefers-reduced-motion: reduce){
    .mobile-menu, .mobile-menu > *, .nav-burger span{ transition:none !important; }
  }

  /* ---------- Confirmation d'envoi du formulaire ---------- */
  .form-success{
    text-align:center; padding: 48px 28px; background: var(--ivory-deep); border-radius: var(--radius);
    animation: formSuccessIn .5s cubic-bezier(.2,.8,.2,1) both;
  }
  .form-success .fs-check{
    width:64px; height:64px; margin: 0 auto 22px; border-radius:50%; background: var(--navy);
    display:flex; align-items:center; justify-content:center;
  }
  .form-success .fs-check svg{ width:30px; height:30px; stroke: var(--brass-soft); stroke-width:2.5; fill:none;
    stroke-dasharray: 40; stroke-dashoffset: 40; animation: fsDraw .5s ease .35s forwards; }
  .form-success h2{ font-family: var(--serif); color: var(--navy); font-size: 1.5rem; margin-bottom: 14px; }
  .form-success p{ color: var(--ink-soft); max-width: 46ch; margin: 0 auto 10px; }
  .form-success .fs-actions{ margin-top: 26px; display:flex; gap:12px; justify-content:center; flex-wrap:wrap; }
  .form-success .btn-ghost{ background:transparent; color: var(--navy); border-color: var(--line); }
  .form-success .btn-ghost:hover{ border-color: var(--navy); }
  @keyframes formSuccessIn{ from{ opacity:0; transform: translateY(12px) scale(.98); } to{ opacity:1; transform:none; } }
  @keyframes fsDraw{ to{ stroke-dashoffset:0; } }
  @media (prefers-reduced-motion: reduce){ .form-success, .form-success .fs-check svg{ animation:none; stroke-dashoffset:0; } }