/*
Theme Name: L'Atelier D'Architecture
Theme URI: https://latelier-architecture.fr
Author: Mon Agence Marketing
Description: Thème sur-mesure noir & blanc pour L'Atelier D'Architecture — Tiffany Diebold, architecte. Design éditorial monochrome (Fraunces + Inter), portfolio de réalisations en couleur, entièrement gérable depuis WordPress.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 8.0
License: GPL-2.0-or-later
Text Domain: lad
*/

/* =====================================================================
   L'Atelier D'Architecture — Thème WordPress
   Direction artistique : MONOCHROME (noir / blanc / gris).
   Seules les photos de projets apportent de la couleur.
   Typographie : Fraunces (serif display) + Inter (UI / texte)
   ===================================================================== */

/* ===== Variables ===== */
:root{
  --ink:#111111;          /* noir */
  --ink-2:#1c1c1c;
  --ink-soft:#5a5a5a;     /* gris texte secondaire */
  --paper:#ffffff;        /* blanc */
  --paper-alt:#f4f3f1;    /* gris très clair (sections alternées) */
  --stone:#e6e4e0;        /* lignes / bordures */
  --smoke:#8a8783;        /* gris discret */
  --deep:#0d0d0d;         /* noir profond (sections sombres) */
  --deep-2:#161616;
  --line-dark:rgba(255,255,255,.16);

  --serif:'Fraunces',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,sans-serif;

  --maxw:1240px;
  --radius:2px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow:0 30px 70px -42px rgba(0,0,0,.5);
}

/* ===== Reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  line-height:1.72;
  font-weight:300;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  margin:0;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
button{font-family:inherit}
::selection{background:var(--ink);color:#fff}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px}

/* ===== Typographie ===== */
h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.08;letter-spacing:-.015em;color:var(--ink)}
h1{font-size:clamp(2.6rem,6vw,4.6rem)}
h2{font-size:clamp(2rem,4.4vw,3.3rem);margin-bottom:.35em}
h1 em,h2 em{font-style:italic}
h3{font-size:1.28rem;font-weight:500;margin-bottom:.5em;letter-spacing:0}
p{font-size:1.02rem}

.kicker{
  display:inline-flex;align-items:center;gap:.7em;
  text-transform:uppercase;letter-spacing:.28em;font-size:.7rem;
  font-weight:600;color:var(--ink-soft);margin-bottom:1.1rem;
  font-family:var(--sans);
}
.kicker::before{content:"";width:26px;height:1px;background:currentColor;display:inline-block}
.kicker.light{color:rgba(255,255,255,.75)}
.lead{font-size:1.18rem;color:var(--ink-2);font-weight:400;line-height:1.6}

/* Grain global discret */
.grain{
  position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.028;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode:multiply;
}

/* Barre de progression */
.scroll-progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:60;
  background:var(--ink);transition:width .1s linear;
}

/* ===== Boutons ===== */
.btn{
  --bp:15px 34px;
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  padding:var(--bp);border-radius:var(--radius);
  font-family:var(--sans);font-size:.78rem;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;
  transition:transform .3s var(--ease),background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease);
  cursor:pointer;border:1px solid var(--ink);position:relative;background:none;color:var(--ink);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#000;transform:translateY(-2px)}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn-light{background:#fff;color:var(--ink);border-color:#fff}
.btn-light:hover{background:transparent;color:#fff}
.btn-lg{--bp:18px 44px;font-size:.82rem}
.btn-block{width:100%}
.arrow{transition:transform .3s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;width:100%;z-index:50;padding:22px 0;
  transition:background .4s var(--ease),box-shadow .4s var(--ease),padding .4s var(--ease);
}
/* Le flou est porté par un pseudo-élément : un backdrop-filter sur l'en-tête
   lui-même enfermerait le menu mobile (position:fixed) dans sa hauteur. */
.site-header::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:rgba(255,255,255,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 1px 0 var(--stone);opacity:0;transition:opacity .4s var(--ease);
}
.site-header.scrolled::before{opacity:1}
.site-header.scrolled{padding:12px 0}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center}
.brand img{height:112px;width:auto;transition:height .4s var(--ease),opacity .3s}
.site-header.scrolled .brand img{height:88px}
.brand .logo-light{display:block}
.brand .logo-dark{display:none;position:absolute}
.site-header.scrolled .brand .logo-light{display:none}
.site-header.scrolled .brand .logo-dark{display:block;position:static}
/* Sur pages à hero sombre, le header au repos est en blanc ; sinon en noir */
body.has-dark-hero .brand .logo-light{display:block}
body.has-dark-hero .brand .logo-dark{display:none}
body:not(.has-dark-hero) .site-header:not(.scrolled) .brand .logo-light{display:none}
body:not(.has-dark-hero) .site-header:not(.scrolled) .brand .logo-dark{display:block}

.main-nav{display:flex;align-items:center;gap:36px}
.main-nav a{
  font-size:.82rem;letter-spacing:.06em;font-weight:400;color:#fff;position:relative;padding:4px 0;
}
body:not(.has-dark-hero) .site-header:not(.scrolled) .main-nav a{color:var(--ink)}
.site-header.scrolled .main-nav a{color:var(--ink)}
.main-nav a:not(.nav-cta)::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:currentColor;transition:width .3s var(--ease);
}
.main-nav a:not(.nav-cta):hover::after,.main-nav a.current::after{width:100%}
.nav-cta{border:1px solid currentColor;padding:9px 22px !important;border-radius:2px;text-transform:uppercase;font-size:.72rem;letter-spacing:.14em}
.nav-cta:hover{background:#fff;color:var(--ink) !important;border-color:#fff}
.site-header.scrolled .nav-cta:hover,body:not(.has-dark-hero) .site-header:not(.scrolled) .nav-cta:hover{background:var(--ink);color:#fff !important;border-color:var(--ink)}

.burger{display:none;width:44px;height:44px;border:none;background:none;cursor:pointer;flex-direction:column;justify-content:center;gap:6px;z-index:80}
.burger span{display:block;height:2px;width:26px;background:currentColor;transition:.3s var(--ease);margin-left:auto;color:#fff}
body:not(.has-dark-hero) .site-header:not(.scrolled) .burger span,.site-header.scrolled .burger span{background:var(--ink)}
.burger:focus:not(:focus-visible){outline:none}
.burger:focus-visible{outline:1px solid currentColor;outline-offset:2px}
.burger.open span,body:not(.has-dark-hero) .site-header:not(.scrolled) .burger.open span{background:var(--ink)}
.burger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--deep)}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media img{width:100%;height:100%;object-fit:cover;filter:contrast(1.03) brightness(.78)}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(6,6,6,.82) 0%,rgba(6,6,6,.5) 45%,rgba(6,6,6,.28) 100%)}
.hero-inner{position:relative;z-index:2;padding:140px 0 90px;max-width:820px}
.hero .hero-kicker{color:rgba(255,255,255,.72)}
.hero h1{color:#fff;margin:0 0 26px}
.hero h1 em{font-style:italic;color:#fff;opacity:.85}
.hero-sub{font-size:1.16rem;color:rgba(255,255,255,.8);max-width:620px;font-weight:400;line-height:1.65}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:38px}
.hero-meta{display:flex;gap:44px;margin-top:64px;flex-wrap:wrap}
.hero-meta li{display:flex;flex-direction:column;gap:6px;font-size:.94rem;color:rgba(255,255,255,.9)}
.hero-meta span{font-size:.68rem;text-transform:uppercase;letter-spacing:.2em;color:rgba(255,255,255,.5)}
.scroll-hint{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:10px;color:rgba(255,255,255,.7);font-size:.66rem;letter-spacing:.24em;text-transform:uppercase}
.scroll-hint i{width:1px;height:44px;background:linear-gradient(rgba(255,255,255,.7),transparent);animation:scrollpulse 2s var(--ease) infinite}
@keyframes scrollpulse{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}50.1%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* Hero interne (pages) */
.page-hero{position:relative;padding:180px 0 80px;background:var(--deep);color:#fff;overflow:hidden}
.page-hero .container{position:relative;z-index:2}
.page-hero .kicker{color:rgba(255,255,255,.6)}
.page-hero h1{color:#fff;max-width:16ch}
.page-hero p{color:rgba(255,255,255,.75);max-width:60ch;margin-top:18px;font-size:1.08rem}
.page-hero .breadcrumb{margin-top:26px;font-size:.78rem;color:rgba(255,255,255,.5);letter-spacing:.04em}
.page-hero .breadcrumb a:hover{color:#fff}

/* ===== Marquee ===== */
.marquee{background:var(--ink);color:#fff;overflow:hidden;padding:20px 0;white-space:nowrap;border-top:1px solid #000}
.marquee-track{display:inline-flex;align-items:center;gap:26px;animation:marq 32s linear infinite;font-family:var(--serif);font-style:italic;font-size:1.5rem}
.marquee-track i{font-style:normal;font-size:.7rem;opacity:.5}
@keyframes marq{to{transform:translateX(-50%)}}

/* ===== Sections ===== */
.section{padding:clamp(72px,10vw,130px) 0}
.section.alt{background:var(--paper-alt)}
.section-head{max-width:640px;margin-bottom:64px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .kicker{justify-content:center}
.section-lead{color:var(--ink-soft);font-size:1.1rem;margin-top:8px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,90px);align-items:center}

/* ===== À propos ===== */
.apropos-visual{position:relative}
.apropos-visual .frame{background:var(--paper-alt);border:1px solid var(--stone);padding:26px}
.apropos-visual .frame img{width:100%;filter:grayscale(1) contrast(1.04)}
.apropos-visual .frame-badge{position:absolute;bottom:-18px;right:-10px;background:var(--ink);color:#fff;font-family:var(--serif);font-style:italic;font-size:1.1rem;padding:14px 26px}
.apropos-text .lead{margin:.4em 0 1.1em}
.apropos-text p+p{margin-top:1.1em}
.stats{display:flex;gap:36px;margin:38px 0 8px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column}
.stat-num{font-family:var(--serif);font-size:2.2rem;line-height:1}
.stat-num small{font-size:1.1rem}
.stat-label{font-size:.78rem;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.12em;margin-top:8px}
.signature{font-family:var(--serif);font-style:italic;font-size:1.7rem;margin-top:26px}

/* ===== Cartes prestations ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--stone);border:1px solid var(--stone)}
.card{background:var(--paper);padding:44px 36px 40px;position:relative;transition:background .35s var(--ease),color .35s var(--ease)}
.card-index{font-family:var(--serif);font-size:.9rem;color:var(--smoke);position:absolute;top:32px;right:36px}
.card-icon{width:46px;height:46px;display:block;margin-bottom:26px;color:var(--ink);transition:color .35s}
.card-icon svg{width:100%;height:100%}
.card h3{transition:color .35s}
.card p{color:var(--ink-soft);font-size:.98rem;transition:color .35s}
.card:hover{background:var(--ink);color:#fff}
.card:hover h3,.card:hover .card-icon{color:#fff}
.card:hover p{color:rgba(255,255,255,.8)}
.card:hover .card-index{color:rgba(255,255,255,.55)}

/* Prestations détaillées (page) */
.presta-group{margin-top:70px}
.presta-group>.presta-label{font-family:var(--serif);font-size:1.9rem;padding-bottom:18px;border-bottom:1px solid var(--stone);margin-bottom:8px;display:flex;align-items:baseline;gap:16px}
.presta-group>.presta-label span{font-size:.72rem;font-family:var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--smoke)}
.presta-list{display:grid;gap:2px}
.presta-item{display:grid;grid-template-columns:auto 1fr auto;gap:30px;align-items:start;padding:34px 4px;border-bottom:1px solid var(--stone)}
.presta-item .num{font-family:var(--serif);font-size:1.5rem;color:var(--smoke);line-height:1.3}
.presta-item h3{margin-bottom:.4em}
.presta-item p{color:var(--ink-soft);max-width:62ch}
.presta-item .price{font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ink);white-space:nowrap;border:1px solid var(--stone);padding:8px 14px;border-radius:2px;align-self:center;text-align:center}
.presta-item .price em{display:block;margin-top:5px;font-style:normal;font-size:.72rem;letter-spacing:.06em;text-transform:none;color:var(--ink-soft)}

/* ===== Méthode / étapes ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;counter-reset:step}
.step{padding:40px 30px;border-top:2px solid var(--ink)}
.step-num{font-family:var(--serif);font-size:2.4rem;display:block;margin-bottom:16px}
.step p{color:var(--ink-soft);font-size:.96rem}

/* ===== Manifeste ===== */
.manifesto{position:relative;background:var(--deep);color:#fff;padding:clamp(90px,12vw,150px) 0;overflow:hidden}
.manifesto-inner{max-width:900px;margin:0 auto;text-align:center;position:relative;z-index:2}
.manifesto blockquote{font-family:var(--serif);font-size:clamp(1.7rem,3.6vw,2.9rem);line-height:1.32;font-weight:300}
.manifesto cite{display:block;margin-top:30px;font-style:normal;font-size:.82rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.55)}

/* ===== Portfolio / Réalisations ===== */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:44px}
.filter-btn{
  font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;padding:9px 20px;border:1px solid var(--stone);
  background:none;border-radius:40px;cursor:pointer;color:var(--ink-soft);transition:.25s var(--ease);
}
.filter-btn:hover{border-color:var(--ink);color:var(--ink)}
.filter-btn.active{background:var(--ink);color:#fff;border-color:var(--ink)}

.gallery,.gallery.home{column-count:3;column-gap:20px}
.work{position:relative;overflow:hidden;background:var(--paper-alt);cursor:pointer;display:block;break-inside:avoid;margin-bottom:20px}
.work img{width:100%;height:auto;display:block;transition:transform .8s var(--ease),filter .5s var(--ease)}
.work:hover img{transform:scale(1.03)}
.work-cap{position:absolute;left:0;right:0;bottom:0;padding:24px 22px 20px;color:#fff;z-index:2;
  background:linear-gradient(transparent,rgba(0,0,0,.72));transform:translateY(8px);opacity:0;transition:.4s var(--ease)}
.work:hover .work-cap{transform:translateY(0);opacity:1}
.work-cap .t{font-family:var(--serif);font-size:1.25rem;display:block}
.work-cap .c{font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;color:rgba(255,255,255,.75);margin-top:4px;display:block}
.work-tag{position:absolute;top:16px;left:16px;z-index:2;background:rgba(255,255,255,.92);color:var(--ink);font-size:.66rem;text-transform:uppercase;letter-spacing:.12em;padding:6px 12px;border-radius:2px;opacity:0;transform:translateY(-6px);transition:.4s var(--ease)}
.work:hover .work-tag{opacity:1;transform:translateY(0)}
/* Vignettes : uniquement les photos, aucun texte superposé (les infos restent dans la pop-up) */
.work-cap,.work-tag{display:none}
.work-media{display:block;overflow:hidden;background:var(--paper-alt)}

/* Page Réalisations : grille régulière 2 × 2, centrée — pas une mosaïque en colonnes
   (4 catégories seulement : les colonnes laissaient un vide à droite) */
.gallery:not(.home){
  column-count:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:60px 44px;align-items:stretch;max-width:1040px;margin:0 auto
}
/* Photos entières, jamais rognées (le filigrane de Tiffany doit rester intact) :
   c'est la légende qui s'aligne en bas de rangée pour garder une grille nette. */
.gallery:not(.home) .work{
  overflow:visible;background:none;margin-bottom:0;
  display:flex;flex-direction:column;height:100%
}
.gallery:not(.home) .work-media img{width:100%;height:auto}
.gallery:not(.home) .work-cap{margin-top:auto}
.gallery:not(.home) .work-cap{
  display:block;position:static;transform:none;opacity:1;background:none;
  color:var(--ink);padding:16px 0 0;text-align:left
}
.gallery:not(.home) .work-cap .t{font-size:1.2rem;line-height:1.25}
.gallery:not(.home) .work-cap .c{display:none}
.gallery:not(.home) .work-cap::after{
  content:"";display:block;width:32px;height:1px;background:var(--stone);
  margin-top:12px;transition:width .5s var(--ease),background .5s var(--ease)
}
.gallery:not(.home) .work:hover .work-cap::after{width:74px;background:var(--ink)}

/* Single réalisation */
.realisation-hero{padding:170px 0 0}
.realisation-hero .meta{display:flex;gap:26px;flex-wrap:wrap;margin-top:22px;color:var(--ink-soft);font-size:.82rem;text-transform:uppercase;letter-spacing:.1em}
.realisation-hero .meta b{color:var(--ink);font-weight:500}
.realisation-cover{margin-top:48px;aspect-ratio:16/9;overflow:hidden;background:var(--paper-alt)}
.realisation-cover img{width:100%;height:100%;object-fit:cover}
.realisation-body{max-width:760px;margin:60px auto 0;font-size:1.08rem;color:var(--ink-2)}
.realisation-body p{margin-bottom:1.2em}
.realisation-gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:56px}
.realisation-gallery img{width:100%;cursor:pointer}
.realisation-nav{display:flex;justify-content:space-between;border-top:1px solid var(--stone);margin-top:80px;padding-top:30px;font-size:.82rem;text-transform:uppercase;letter-spacing:.1em}

/* ===== CTA band ===== */
.cta-band{background:var(--ink);color:#fff;padding:clamp(60px,8vw,100px) 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-inner h2{color:#fff;margin:0}
.cta-inner .kicker{color:rgba(255,255,255,.6)}

/* ===== Contact ===== */
.contact-list{margin-top:34px;display:grid;gap:22px}
.contact-list li{display:flex;flex-direction:column;gap:4px;border-bottom:1px solid var(--stone);padding-bottom:18px}
.ci-label{font-size:.7rem;text-transform:uppercase;letter-spacing:.18em;color:var(--smoke)}
.contact-list a,.contact-list span.val{font-size:1.14rem;font-family:var(--serif)}
.contact-list a:hover{text-decoration:underline;text-underline-offset:4px}
.contact-form{display:grid;gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:.74rem;text-transform:uppercase;letter-spacing:.14em;color:var(--ink-soft)}
.field input,.field textarea{
  font-family:var(--sans);font-size:1rem;padding:14px 16px;border:1px solid var(--stone);background:var(--paper);
  color:var(--ink);border-radius:2px;transition:border-color .25s;resize:vertical;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--ink)}
.form-feedback{font-size:.9rem;margin-top:4px;min-height:1.2em}
.form-feedback.ok{color:#1a7f37}
.form-feedback.err{color:#b42318}

/* ===== Footer ===== */
.site-footer{background:var(--deep);color:rgba(255,255,255,.7);padding:80px 0 32px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px;padding-bottom:56px;border-bottom:1px solid var(--line-dark)}
.footer-brand img{height:78px;margin-bottom:22px}
.footer-brand p{max-width:38ch;font-size:.96rem;line-height:1.7}
.footer-title{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.2em;color:rgba(255,255,255,.45);margin-bottom:20px}
.footer-nav a,.footer-contact a{display:block;padding:7px 0;color:rgba(255,255,255,.72);transition:color .25s}
.footer-nav a:hover,.footer-contact a:hover{color:#fff}
.footer-adresse{font-style:normal;padding:7px 0;color:rgba(255,255,255,.72);line-height:1.7}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;padding-top:26px;font-size:.8rem;color:rgba(255,255,255,.45)}
.footer-bottom a:hover{color:#fff}

/* ===== Lightbox ===== */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(8,8,8,.94);display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .3s}
.lightbox.open{opacity:1;visibility:visible}
.lb-figure{max-width:90vw;max-height:86vh;margin:0;text-align:center}
.lb-figure img{max-width:90vw;max-height:80vh;object-fit:contain;margin:0 auto}
.lb-figure figcaption{color:rgba(255,255,255,.75);margin-top:16px;font-size:.86rem;letter-spacing:.06em}
.lb-close,.lb-nav{position:absolute;background:none;border:none;color:#fff;cursor:pointer;font-size:2rem;line-height:1;opacity:.75;transition:opacity .25s}
.lb-close:hover,.lb-nav:hover{opacity:1}
.lb-close{top:26px;right:32px;font-size:1.6rem}
.lb-nav{top:50%;transform:translateY(-50%);width:56px;height:56px;font-size:2.6rem}
.lb-prev{left:20px}
.lb-next{right:20px}

/* ===== Pop-up projet (visionneuse photos uniquement) ===== */
/* ===== Pop-up projet — visionneuse plein écran =====
   Fond charbon chaud (jamais de noir pur), typographie en tête,
   les photos occupent tout l'espace, la mécanique reste discrète. */
.project-lightbox{
  --pl-ink:#f2efe9;                 /* blanc cassé chaud */
  --pl-dim:rgba(242,239,233,.45);
  position:fixed;inset:0;z-index:210;background:rgba(13,11,10,.985);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  display:flex;align-items:center;justify-content:center;padding:0;
  opacity:0;visibility:hidden;transition:opacity .35s var(--ease)
}
.project-lightbox.open{opacity:1;visibility:visible}
.pl-panel{
  background:transparent;width:100%;height:100%;max-width:1500px;
  display:grid;grid-template-rows:auto 1fr auto auto;gap:0;
  padding:30px 56px 26px;transform:translateY(16px);
  transition:transform .5s var(--ease)
}
.project-lightbox.open .pl-panel{transform:none}

/* En-tête : nom du projet à gauche, rang de la photo à droite, séparés d'un filet */
.pl-head{
  display:flex;align-items:baseline;justify-content:space-between;gap:24px;
  padding-bottom:16px;border-bottom:1px solid rgba(242,239,233,.14)
}
.pl-head h3{
  font-family:var(--serif);font-weight:400;font-size:1.6rem;
  color:var(--pl-ink);margin:0;letter-spacing:.005em
}
.pl-head h3:empty::after{content:"Galerie";opacity:.5}
.pl-count{
  font-size:.72rem;letter-spacing:.22em;color:var(--pl-dim);
  font-variant-numeric:tabular-nums;white-space:nowrap
}

/* Scène : la photo, cadrée par deux flèches filaires */
.pl-stage{position:relative;display:flex;align-items:center;justify-content:center;min-height:0;padding:26px 0}
.pl-stage #plImg{
  max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;
  opacity:0;transform:scale(.985);transition:opacity .45s var(--ease),transform .6s var(--ease)
}
.pl-stage #plImg.is-in{opacity:1;transform:none}
.pl-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:54px;height:54px;border-radius:50%;
  border:1px solid rgba(242,239,233,.28);background:rgba(13,11,10,.35);
  color:var(--pl-ink);font-size:1.7rem;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:border-color .3s var(--ease),background .3s var(--ease),transform .3s var(--ease);z-index:2
}
.pl-nav:hover{border-color:var(--pl-ink);background:rgba(242,239,233,.1)}
.pl-nav[hidden]{display:none}
.pl-prev{left:-6px}.pl-prev:hover{transform:translateY(-50%) translateX(-3px)}
.pl-next{right:-6px}.pl-next:hover{transform:translateY(-50%) translateX(3px)}

/* Bande de miniatures : format constant, filet sous l'image active */
.pl-thumbs{
  display:flex;gap:12px;justify-content:center;flex-wrap:nowrap;
  overflow-x:auto;padding:18px 2px 12px;scrollbar-width:none
}
.pl-thumbs::-webkit-scrollbar{display:none}
.pl-thumbs img{
  width:94px;height:63px;flex:0 0 auto;object-fit:cover;cursor:pointer;
  opacity:.38;filter:grayscale(.35);border:0;
  box-shadow:inset 0 0 0 1px rgba(242,239,233,0);
  transition:opacity .3s var(--ease),filter .3s var(--ease),box-shadow .3s var(--ease)
}
.pl-thumbs img:hover{opacity:.8;filter:none}
.pl-thumbs img.active{opacity:1;filter:none;box-shadow:0 3px 0 var(--pl-ink)}
.pl-thumbs:empty{display:none}

/* Passage au projet suivant, nommé */
.pl-jump{
  justify-self:center;background:none;border:0;cursor:pointer;
  font-family:var(--sans);font-size:.7rem;text-transform:uppercase;letter-spacing:.2em;
  color:var(--pl-dim);padding:10px 2px 0;transition:color .3s var(--ease)
}
.pl-jump:hover{color:var(--pl-ink)}
.pl-jump[hidden]{display:none}

.pl-close{
  position:absolute;top:26px;right:26px;background:none;border:none;
  color:var(--pl-ink);font-size:1.5rem;cursor:pointer;opacity:.55;
  transition:opacity .25s;z-index:3;line-height:1
}
.pl-close:hover{opacity:1}
@media(max-width:820px){
  .pl-panel{padding:22px 20px 18px}
  .pl-head h3{font-size:1.25rem}
  .pl-nav{width:42px;height:42px;font-size:1.4rem}
  .pl-prev{left:0}.pl-next{right:0}
  .pl-thumbs{justify-content:flex-start;gap:8px;padding:14px 2px 10px}
  .pl-thumbs img{width:70px;height:47px}
  .pl-close{top:16px;right:16px}
}

/* ===== Animations reveal ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

/* ===== Menu mobile ===== */
@media(max-width:900px){
  .burger{display:flex}
  .main-nav{
    position:fixed;inset:0;background:var(--paper);flex-direction:column;justify-content:center;gap:28px;
    transform:translateX(100%);transition:transform .45s var(--ease);z-index:70;
  }
  .main-nav.open{transform:none}
  .main-nav a,body:not(.has-dark-hero) .site-header:not(.scrolled) .main-nav a,.site-header.scrolled .main-nav a{color:var(--ink);font-size:1.4rem;font-family:var(--serif)}
  .main-nav .nav-cta,.site-header .main-nav a.nav-cta{border:1px solid var(--ink);font-family:var(--sans);font-size:.9rem}
  body:has(.main-nav.open) .scroll-progress{opacity:0}
  .cards{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .gallery,.gallery.home{column-count:2}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .container{padding:0 22px}
  .grid-2{grid-template-columns:1fr}
  .cards,.steps,.realisation-gallery{grid-template-columns:1fr}
  .gallery,.gallery.home{column-count:1}
  .gallery:not(.home){grid-template-columns:1fr;gap:44px}
  .hero-meta{gap:28px}
  .presta-item{grid-template-columns:auto 1fr;gap:18px}
  .presta-item .price{grid-column:2;justify-self:start;margin-top:6px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}