/* ════════════════════════════════════════════════════════════════
   KIEFFER ÉLECTRICITÉ — DESIGN SYSTEM
   Multi-pages partagé. Palette charbon + accent or ambré.
   ════════════════════════════════════════════════════════════════ */

:root {
    --bg: #0A0C10;
    --bg-elevated: #111318;
    --bg-card: #161920;
    --bg-card-hover: #1C1F28;
    --fg: #EAE7E1;
    --fg-muted: #8B8F9B;
    --fg-dim: #4A4E58;
    --accent: #C8903A;
    --accent-hover: #DAA04A;
    --accent-soft: rgba(200, 144, 58, 0.10);
    --accent-glow: rgba(200, 144, 58, 0.25);
    --accent-strong: rgba(200, 144, 58, 0.40);
    --border: rgba(255, 255, 255, 0.06);
    --border-light: rgba(255, 255, 255, 0.10);
    --glass: rgba(10, 12, 16, 0.85);
    --glass-strong: rgba(10, 12, 16, 0.95);
    --white: #FFFFFF;
    --overlay: rgba(10, 12, 16, 0.6);
    --overlay-strong: rgba(10, 12, 16, 0.82);

    --font-display: 'DM Serif Display', Georgia, serif;
    --font-body: 'Manrope', system-ui, -apple-system, sans-serif;

    --section-pad: clamp(5rem, 10vw, 8rem);
    --container: 1220px;
    --gutter: clamp(1.25rem, 4vw, 2rem);

    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-smooth: cubic-bezier(0.45, 0, 0.15, 1);
    --fast: 0.25s;
    --normal: 0.5s;
    --slow: 0.8s;
    --very-slow: 1.2s;

    --radius-sm: 4px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --nav-h: 76px;
}

/* ── RESET ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-body);
    font-size: clamp(0.95rem, 1.2vw, 1.0625rem);
    font-weight: 400;
    line-height: 1.65;
    color: var(--fg);
    background: var(--bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
body::after {
    content: '';
    position: fixed; inset: 0;
    pointer-events: none; z-index: 9999;
    opacity: 0.02; mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='512' height='512' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
    background-size: 256px 256px;
}
img { display: block; max-width: 100%; height: auto; }
svg { display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* ── TYPOGRAPHY ── */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 400; line-height: 1.08; color: var(--fg); }
h1 { font-size: clamp(2.6rem, 7vw, 5rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(2.1rem, 5vw, 3.4rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.6rem); letter-spacing: -0.01em; }
em { font-style: italic; color: var(--accent); }

.label {
    font-family: var(--font-body);
    font-size: 0.7rem; font-weight: 600;
    letter-spacing: 0.2em; text-transform: uppercase;
    color: var(--accent);
    display: inline-flex; align-items: center; gap: 0.6rem;
}
.label::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

.subtitle {
    font-size: clamp(1rem, 1.4vw, 1.125rem);
    color: var(--fg-muted);
    max-width: 560px; line-height: 1.75; font-weight: 300;
}
.lead {
    font-size: clamp(1.05rem, 1.5vw, 1.25rem);
    color: var(--fg-muted); font-weight: 300; line-height: 1.75;
}

p { color: var(--fg-muted); font-weight: 300; line-height: 1.8; }
strong { color: var(--fg); font-weight: 600; }

/* ── LAYOUT ── */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: var(--section-pad) 0; border-top: 1px solid var(--border); }
.section-head { margin-bottom: clamp(3rem, 6vw, 4rem); max-width: 760px; }
.section-head .subtitle { margin-top: 1rem; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .subtitle { margin-inline: auto; }

.grid-2 { display: grid; grid-template-columns: 1fr; gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }

/* ── BUTTONS ── */
.btn {
    display: inline-flex; align-items: center; gap: 0.6rem;
    font-family: var(--font-body); font-size: 0.85rem; font-weight: 600;
    padding: 0.95rem 2rem; border-radius: var(--radius-sm);
    transition: all var(--fast) var(--ease);
    white-space: nowrap; letter-spacing: 0.02em; position: relative;
}
.btn-accent { background: var(--accent); color: var(--bg); }
.btn-accent:hover { background: var(--accent-hover); box-shadow: 0 8px 30px var(--accent-glow); transform: translateY(-2px); }
.btn-glass { background: rgba(255,255,255,0.06); color: var(--fg); border: 1px solid var(--border-light); backdrop-filter: blur(8px); }
.btn-glass:hover { background: rgba(255,255,255,0.10); border-color: rgba(255,255,255,0.2); }
.btn-outline { background: transparent; color: var(--fg); border: 1px solid var(--border-light); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { padding: 1.1rem 2.5rem; font-size: 0.92rem; }
.btn-dark { background: var(--bg); color: var(--fg); font-weight: 600; }
.btn-dark:hover { background: var(--bg-elevated); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,0,0,0.4); }
.btn-dark-outline { background: transparent; color: var(--bg); border: 1.5px solid rgba(10,12,16,0.3); font-weight: 600; }
.btn-dark-outline:hover { border-color: var(--bg); background: rgba(10,12,16,0.10); }

/* ── REVEAL ── */
.reveal { opacity: 0; transform: translateY(35px); transition: opacity var(--slow) var(--ease-smooth), transform var(--slow) var(--ease-smooth); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
}

.wire { height: 1px; background: linear-gradient(90deg, var(--accent), transparent 80%); position: relative; }
.wire::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent-glow); }

/* ════════════════════════════════════════
   NAVIGATION — BOLD HEADER (shared)
   ════════════════════════════════════════ */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 1.4rem 0;
    transition: all var(--normal) var(--ease);
}
.nav.scrolled {
    padding: 0.65rem 0;
    background: var(--glass-strong);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    border-bottom: 1px solid var(--border);
}
.nav.scrolled .nav-logo-name { font-size: 1.15rem; }
/* header solid sur pages intérieures (pas de hero full-bleed derrière) */
body.interior .nav {
    background: var(--glass-strong);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.nav-logo { display: flex; flex-direction: column; line-height: 1; transition: all var(--normal); }
.nav-logo-name { font-family: var(--font-display); font-size: 1.4rem; color: var(--fg); letter-spacing: 0.03em; transition: font-size var(--normal) var(--ease); }
.nav-logo-sub { font-family: var(--font-body); font-size: 0.52rem; font-weight: 600; letter-spacing: 0.28em; text-transform: uppercase; color: var(--accent); margin-top: 2px; }

.nav-links { display: none; align-items: center; gap: 2.2rem; }
.nav-links > li > a, .nav-links > li > .nav-dd-trigger {
    font-size: 0.82rem; font-weight: 400; color: var(--fg-muted);
    transition: color var(--fast); position: relative;
    display: inline-flex; align-items: center; gap: 0.35rem;
}
.nav-links a::after, .nav-links .nav-dd-trigger::after {
    content: ''; position: absolute; bottom: -5px; left: 0;
    width: 0; height: 1px; background: var(--accent);
    transition: width var(--fast) var(--ease);
}
.nav-links a:hover, .nav-links .nav-dd-trigger:hover { color: var(--fg); }
.nav-links a:hover::after, .nav-links .nav-dd-trigger:hover::after,
.nav-links a.active::after, .nav-links li.active > .nav-dd-trigger::after { width: 100%; }
.nav-links a.active, .nav-links li.active > .nav-dd-trigger { color: var(--fg); }

/* dropdown Expertise */
.nav-dd { position: relative; }
.nav-dd-trigger svg { transition: transform var(--fast); }
.nav-dd:hover .nav-dd-trigger svg, .nav-dd:focus-within .nav-dd-trigger svg { transform: rotate(180deg); }
.nav-dd-menu {
    position: absolute; top: calc(100% + 0.9rem); left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: var(--bg-elevated);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 0.6rem; min-width: 300px;
    box-shadow: 0 30px 80px rgba(0,0,0,0.6);
    opacity: 0; pointer-events: none;
    transition: all var(--normal) var(--ease);
}
.nav-dd:hover .nav-dd-menu, .nav-dd:focus-within .nav-dd-menu { opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.nav-dd-menu a { display: flex; gap: 0.85rem; padding: 0.75rem 0.85rem; border-radius: var(--radius-sm); }
.nav-dd-menu a::after { display: none; }
.nav-dd-menu a:hover { background: var(--bg-card); color: var(--fg); }
.nav-dd-menu a:hover .dd-ico { color: var(--accent); }
.dd-ico { width: 32px; height: 32px; flex-shrink: 0; border-radius: var(--radius-sm); background: var(--accent-soft); color: var(--accent); display: flex; align-items: center; justify-content: center; }
.dd-txt strong { display: block; font-size: 0.85rem; font-weight: 600; color: var(--fg); }
.dd-txt span { display: block; font-size: 0.72rem; color: var(--fg-muted); font-weight: 300; margin-top: 1px; }

.nav-right { display: flex; align-items: center; gap: 1rem; }
.nav-cta { display: none; font-size: 0.78rem; font-weight: 600; padding: 0.6rem 1.3rem; background: var(--accent); color: var(--bg); border-radius: var(--radius-sm); transition: all var(--fast) var(--ease); }
.nav-cta:hover { background: var(--accent-hover); transform: translateY(-1px); }

.nav-burger { display: flex; flex-direction: column; gap: 6px; padding: 8px; z-index: 1001; position: relative; }
.nav-burger span { display: block; width: 24px; height: 1.5px; background: var(--fg); border-radius: 1px; transition: all var(--fast) var(--ease); transform-origin: center; }
.nav-burger.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-burger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-burger.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ── CINEMATIC MOBILE MENU ── */
.mobile-menu {
    position: fixed; inset: 0; z-index: 998;
    background: var(--bg);
    display: flex; flex-direction: column; justify-content: center;
    padding: 2rem var(--gutter);
    opacity: 0; pointer-events: none;
    transition: opacity var(--normal) var(--ease-smooth);
    overflow-y: auto;
}
.mobile-menu.open { opacity: 1; pointer-events: auto; }
.mobile-menu-bg {
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse at 20% 80%, var(--accent-soft) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(200,144,58,0.05) 0%, transparent 50%);
    pointer-events: none;
}
.menu-block { position: relative; z-index: 2; }
.menu-item { position: relative; z-index: 2; opacity: 0; transform: translateX(-30px); transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); }
.mobile-menu.open .menu-item { opacity: 1; transform: translateX(0); }
.mobile-menu.open .menu-item:nth-child(1) { transition-delay: 0.08s; }
.mobile-menu.open .menu-item:nth-child(2) { transition-delay: 0.14s; }
.mobile-menu.open .menu-item:nth-child(3) { transition-delay: 0.20s; }
.mobile-menu.open .menu-item:nth-child(4) { transition-delay: 0.26s; }
.mobile-menu.open .menu-item:nth-child(5) { transition-delay: 0.32s; }
.mobile-menu.open .menu-item:nth-child(6) { transition-delay: 0.38s; }
.mobile-menu.open .menu-item:nth-child(7) { transition-delay: 0.44s; }
.menu-item a { font-family: var(--font-display); font-size: clamp(1.8rem, 5.5vw, 2.6rem); color: var(--fg); display: block; padding: 0.35rem 0; transition: color var(--fast); }
.menu-item a:hover { color: var(--accent); }
.menu-sub { font-size: 0.72rem; color: var(--fg-muted); font-weight: 300; padding-left: 0.1rem; margin-top: -0.1rem; }
.menu-item.menu-cta { margin-top: 1.5rem; }
.menu-item.menu-cta a { font-family: var(--font-body); font-size: 0.9rem; display: inline-flex; padding: 0.9rem 2rem; background: var(--accent); color: var(--bg); border-radius: var(--radius-sm); font-weight: 600; }
.mobile-menu-footer { position: absolute; bottom: 2.5rem; left: var(--gutter); right: var(--gutter); display: flex; justify-content: space-between; align-items: center; z-index: 2; opacity: 0; transition: opacity 0.5s var(--ease) 0.5s; gap: 1rem; flex-wrap: wrap; }
.mobile-menu.open .mobile-menu-footer { opacity: 1; }
.mobile-menu-footer a { font-size: 0.8rem; color: var(--fg-muted); transition: color var(--fast); }
.mobile-menu-footer a:hover { color: var(--accent); }

/* ════════════════════════════════════════
   HERO HOME (full-bleed)
   ════════════════════════════════════════ */
.hero { position: relative; min-height: 100dvh; display: flex; align-items: flex-end; padding-bottom: clamp(3rem, 6vw, 5rem); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 1; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: center 40%; }
.hero-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, var(--bg) 0%, rgba(10,12,16,0.7) 40%, rgba(10,12,16,0.3) 70%, rgba(10,12,16,0.55) 100%); }
.hero-content { position: relative; z-index: 3; width: 100%; }
.hero-inner { display: grid; grid-template-columns: 1fr; gap: 3rem; }
.hero .label { margin-bottom: 1.5rem; }
.hero h1 { margin-bottom: 1.25rem; }
.hero-desc { font-size: clamp(1rem, 1.5vw, 1.15rem); color: var(--fg-muted); max-width: 480px; margin-bottom: 2.5rem; line-height: 1.75; font-weight: 300; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-bottom: 3rem; }
.hero-stats { display: grid; grid-template-columns: repeat(3, auto); gap: clamp(1.5rem, 4vw, 3rem); padding-top: 2rem; border-top: 1px solid var(--border-light); }
.hero-stat-val { font-family: var(--font-display); font-size: clamp(1.8rem, 4vw, 2.8rem); color: var(--accent); line-height: 1; margin-bottom: 0.25rem; }
.hero-stat-txt { font-size: 0.75rem; color: var(--fg-muted); font-weight: 400; }
.scroll-hint { position: absolute; bottom: 2rem; right: var(--gutter); z-index: 3; display: flex; flex-direction: column; align-items: center; gap: 0.5rem; color: var(--fg-muted); font-size: 0.65rem; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase; writing-mode: vertical-rl; }
.scroll-hint::after { content: ''; width: 1px; height: 40px; background: var(--accent); animation: scroll-pulse 2s ease-in-out infinite; }
@keyframes scroll-pulse { 0%,100% { opacity: 0.3; transform: scaleY(0.5); transform-origin: top; } 50% { opacity: 1; transform: scaleY(1); } }

/* ════════════════════════════════════════
   PAGE HERO (interior pages)
   ════════════════════════════════════════ */
.page-hero {
    position: relative;
    padding: calc(var(--nav-h) + clamp(4rem, 9vw, 6.5rem)) 0 clamp(3rem, 6vw, 4.5rem);
    overflow: hidden;
    border-bottom: 1px solid var(--border);
}
.page-hero-bg { position: absolute; inset: 0; z-index: 0; }
.page-hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; }
.page-hero-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(10,12,16,0.92) 0%, rgba(10,12,16,0.78) 60%, var(--bg) 100%); }
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { margin-bottom: 1.25rem; max-width: 18ch; }
.page-hero .lead { max-width: 620px; }

/* breadcrumb */
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; font-size: 0.75rem; color: var(--fg-dim); margin-bottom: 1.75rem; font-weight: 400; }
.breadcrumb a { color: var(--fg-muted); transition: color var(--fast); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span[aria-current] { color: var(--fg-muted); }
.breadcrumb svg { opacity: 0.5; }

/* ── SERVICES (bento) ── */
.services-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.service-card { position: relative; border-radius: var(--radius-md); overflow: hidden; background: var(--bg-card); border: 1px solid var(--border); transition: all var(--normal) var(--ease); display: grid; grid-template-rows: 220px auto; }
.service-card:hover { border-color: var(--accent-strong); transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,0.3), 0 0 40px var(--accent-soft); }
.service-img { position: relative; overflow: hidden; }
.service-img img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--slow) var(--ease); }
.service-card:hover .service-img img { transform: scale(1.08); }
.service-img::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, var(--bg-card) 0%, transparent 50%); }
.service-img .service-icon-float { position: absolute; top: 1rem; left: 1rem; width: 44px; height: 44px; border-radius: var(--radius-sm); background: var(--glass); backdrop-filter: blur(12px); display: flex; align-items: center; justify-content: center; color: var(--accent); z-index: 2; border: 1px solid var(--border-light); }
.service-body { padding: 1.5rem; }
.service-body h3 { margin-bottom: 0.6rem; }
.service-body p { color: var(--fg-muted); font-size: 0.9rem; font-weight: 300; line-height: 1.65; margin-bottom: 1.25rem; }
.service-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.service-tag { font-size: 0.68rem; font-weight: 600; letter-spacing: 0.04em; color: var(--accent); background: var(--accent-soft); padding: 0.3rem 0.65rem; border-radius: 50px; border: 1px solid rgba(200,144,58,0.15); }
.service-link { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.82rem; font-weight: 600; color: var(--accent); margin-top: 0.25rem; }
.service-link svg { transition: transform var(--fast); }
.service-link:hover svg { transform: translateX(4px); }

/* ── FEATURE BLOCK (service detail / about) ── */
.feature { display: grid; grid-template-columns: 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.feature.reverse .feature-media { order: 2; }
.feature-media { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/3; }
.feature-media img { width: 100%; height: 100%; object-fit: cover; }
.feature-media.tall { aspect-ratio: 3/4; }
.feature-media::after { content: ''; position: absolute; inset: 0; box-shadow: inset 0 0 0 1px var(--border-light); border-radius: var(--radius-lg); pointer-events: none; }
.feature-media-badge { position: absolute; bottom: 1rem; left: 1rem; background: var(--glass); backdrop-filter: blur(12px); border: 1px solid var(--border-light); border-radius: var(--radius-sm); padding: 0.5rem 0.85rem; font-size: 0.75rem; color: var(--fg); font-weight: 600; }
.feature-text h2 { margin-bottom: 1.25rem; }
.feature-text p + p { margin-top: 1rem; }
.feature-text .btn { margin-top: 1.75rem; }

/* ── CHECKLIST ── */
.checklist { display: flex; flex-direction: column; gap: 0.85rem; margin-top: 1.75rem; }
.check-item { display: flex; gap: 0.85rem; align-items: flex-start; }
.check-ico { width: 24px; height: 24px; flex-shrink: 0; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: flex; align-items: center; justify-content: center; margin-top: 2px; }
.check-item p { color: var(--fg); font-size: 0.95rem; font-weight: 400; line-height: 1.55; margin: 0; }
.check-item span { display: block; }

/* ── PORTFOLIO / GALLERY ── */
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); grid-auto-rows: clamp(180px, 25vw, 280px); gap: 0.6rem; }
.gallery-item { position: relative; border-radius: var(--radius-md); overflow: hidden; cursor: pointer; }
.gallery-item:nth-child(1) { grid-row: span 2; }
.gallery-item:nth-child(4) { grid-row: span 2; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--slow) var(--ease); }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-overlay { position: absolute; inset: 0; background: var(--overlay-strong); display: flex; flex-direction: column; justify-content: flex-end; padding: 1.25rem; opacity: 0; transition: opacity var(--normal) var(--ease); }
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay h4 { font-family: var(--font-display); font-size: 1.15rem; margin-bottom: 0.25rem; }
.gallery-overlay span { font-size: 0.75rem; color: var(--accent); font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; }
/* portfolio cards list variant (réalisations page) */
.proj-card { position: relative; border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border); background: var(--bg-card); transition: all var(--normal) var(--ease); }
.proj-card:hover { border-color: var(--accent-strong); transform: translateY(-4px); }
.proj-card-img { aspect-ratio: 16/10; overflow: hidden; }
.proj-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--slow) var(--ease); }
.proj-card:hover .proj-card-img img { transform: scale(1.06); }
.proj-card-body { padding: 1.5rem; }
.proj-card-body h3 { margin-bottom: 0.4rem; font-size: 1.3rem; }
.proj-card-body .proj-meta { font-size: 0.74rem; color: var(--accent); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 0.75rem; }
.proj-card-body p { font-size: 0.9rem; }

/* ── PROCESS ── */
.process-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
.process-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: clamp(2rem, 4vw, 2.5rem); position: relative; overflow: hidden; transition: all var(--normal) var(--ease); }
.process-card:hover { border-color: var(--border-light); background: var(--bg-card-hover); }
.process-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 2px; background: linear-gradient(90deg, var(--accent), transparent 70%); opacity: 0; transition: opacity var(--normal); }
.process-card:hover::before { opacity: 1; }
.process-num { font-family: var(--font-display); font-size: clamp(3rem, 6vw, 4.5rem); color: var(--accent); opacity: 0.15; line-height: 1; margin-bottom: 1rem; }
.process-card h3 { margin-bottom: 0.75rem; font-size: clamp(1.3rem, 2.5vw, 1.6rem); }
.process-card p { color: var(--fg-muted); font-weight: 300; font-size: 0.95rem; line-height: 1.7; }

/* ── TESTIMONIALS ── */
.testimonials-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
.test-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: clamp(1.75rem, 3.5vw, 2.5rem); display: flex; flex-direction: column; transition: all var(--normal) var(--ease); }
.test-card:hover { border-color: var(--border-light); background: var(--bg-card-hover); }
.test-stars { display: flex; gap: 3px; color: var(--accent); margin-bottom: 1.25rem; }
.test-quote-mark { font-family: var(--font-display); font-size: 3.5rem; color: var(--accent); opacity: 0.25; line-height: 0.8; margin-bottom: 0.5rem; }
.test-card blockquote { font-family: var(--font-display); font-size: clamp(1rem, 1.5vw, 1.15rem); line-height: 1.55; font-style: italic; margin-bottom: 1.5rem; flex: 1; color: var(--fg); }
.test-author { display: flex; align-items: center; gap: 0.85rem; padding-top: 1.25rem; border-top: 1px solid var(--border); }
.test-avatar { width: 42px; height: 42px; border-radius: 50%; overflow: hidden; background: var(--accent-soft); flex-shrink: 0; }
.test-avatar img { width: 100%; height: 100%; object-fit: cover; }
.test-meta strong { display: block; font-size: 0.88rem; font-weight: 600; }
.test-meta span { font-size: 0.75rem; color: var(--fg-muted); }

/* ── STATS BAND ── */
.stats-band { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem 1rem; padding: clamp(2.5rem, 5vw, 3.5rem) 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stat-box .hero-stat-val { font-size: clamp(2.2rem, 4.5vw, 3.2rem); }
.stat-box .hero-stat-txt { margin-top: 0.35rem; max-width: 22ch; }

/* ── CONTACT ── */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 3.5rem; }
.contact-info-list { display: flex; flex-direction: column; gap: 1.5rem; margin-top: 2rem; }
.contact-info-item { display: flex; align-items: flex-start; gap: 1rem; }
.contact-info-icon { width: 42px; height: 42px; border-radius: var(--radius-sm); background: var(--accent-soft); border: 1px solid rgba(200,144,58,0.12); display: flex; align-items: center; justify-content: center; color: var(--accent); flex-shrink: 0; }
.contact-info-item strong { display: block; font-size: 0.82rem; font-weight: 600; margin-bottom: 0.1rem; }
.contact-info-item span, .contact-info-item a { font-size: 0.92rem; color: var(--fg-muted); font-weight: 300; }
.contact-info-item a:hover { color: var(--accent); }
.contact-form { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: clamp(1.75rem, 4vw, 2.5rem); }
.contact-form h3 { margin-bottom: 1.75rem; }
.form-group { margin-bottom: 1.15rem; }
.form-group label { display: block; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-muted); margin-bottom: 0.45rem; }
.form-group input, .form-group select, .form-group textarea { width: 100%; font-family: var(--font-body); font-size: 0.92rem; font-weight: 300; padding: 0.85rem 1rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg); color: var(--fg); transition: border-color var(--fast), box-shadow var(--fast); outline: none; }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--fg-dim); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.form-group select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%238B8F9B' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }
.form-group select option { background: var(--bg-card); }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-submit { width: 100%; margin-top: 0.5rem; }
.form-note { font-size: 0.78rem; color: var(--fg-dim); margin-top: 1rem; font-weight: 300; }
.form-success { display: none; padding: 1rem 1.25rem; border-radius: var(--radius-sm); background: var(--accent-soft); border: 1px solid rgba(200,144,58,0.25); color: var(--accent); font-size: 0.9rem; font-weight: 500; margin-bottom: 1.25rem; }
.form-success.show { display: block; }

/* ── CTA BAND ── */
.cta-band { padding: clamp(3.5rem, 7vw, 5rem) 0; background: var(--accent); position: relative; overflow: hidden; }
.cta-band::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 0% 50%, rgba(0,0,0,0.15) 0%, transparent 50%), radial-gradient(ellipse at 100% 50%, rgba(255,255,255,0.08) 0%, transparent 50%); }
.cta-band-inner { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 1.5rem; }
.cta-band h2 { color: var(--bg); font-size: clamp(1.8rem, 4vw, 2.8rem); }
.cta-band p { color: rgba(10,12,16,0.7); font-size: 1rem; font-weight: 400; max-width: 480px; }
.cta-band-actions { display: flex; flex-wrap: wrap; gap: 0.85rem; justify-content: center; }

/* ── FAQ ── */
.faq-list { display: flex; flex-direction: column; gap: 0.75rem; }
.faq-item { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; transition: border-color var(--fast); }
.faq-item[open] { border-color: var(--accent-strong); }
.faq-item summary { list-style: none; cursor: pointer; padding: 1.35rem 1.5rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; font-family: var(--font-display); font-size: 1.1rem; color: var(--fg); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary svg { flex-shrink: 0; color: var(--accent); transition: transform var(--normal) var(--ease); }
.faq-item[open] summary svg { transform: rotate(45deg); }
.faq-item .faq-a { padding: 0 1.5rem 1.4rem; color: var(--fg-muted); font-weight: 300; line-height: 1.75; }

/* ── AREA / ZONES ── */
.zone-grid { display: grid; grid-template-columns: 1fr; gap: 0.75rem; }
.zone-chip { display: flex; align-items: center; gap: 0.75rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 1rem 1.25rem; transition: all var(--fast); }
.zone-chip:hover { border-color: var(--accent-strong); background: var(--bg-card-hover); }
.zone-chip .zone-ico { color: var(--accent); flex-shrink: 0; }
.zone-chip strong { font-size: 0.95rem; }
.zone-chip span { font-size: 0.78rem; color: var(--fg-muted); font-weight: 300; }

/* ── TEAM / VALUES ── */
.value-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: clamp(1.5rem, 3vw, 2rem); transition: all var(--normal) var(--ease); height: 100%; }
.value-card:hover { border-color: var(--border-light); background: var(--bg-card-hover); }
.value-ico { width: 48px; height: 48px; border-radius: var(--radius-sm); background: var(--accent-soft); color: var(--accent); display: flex; align-items: center; justify-content: center; margin-bottom: 1.25rem; }
.value-card h3 { font-size: 1.2rem; margin-bottom: 0.6rem; }
.value-card p { font-size: 0.9rem; }

/* ── PROSE (legal pages) ── */
.prose { max-width: 760px; }
.prose h2 { font-size: clamp(1.4rem, 2.5vw, 1.8rem); margin: 2.5rem 0 1rem; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-family: var(--font-body); font-size: 1rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); margin: 2rem 0 0.75rem; }
.prose p { margin-bottom: 1rem; }
.prose ul { list-style: none; margin-bottom: 1rem; }
.prose ul li { position: relative; padding-left: 1.5rem; margin-bottom: 0.5rem; color: var(--fg-muted); font-weight: 300; }
.prose ul li::before { content: ''; position: absolute; left: 0; top: 0.7em; width: 6px; height: 1px; background: var(--accent); }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* ── SITEMAP (plan du site) ── */
.sitemap-tree { display: grid; grid-template-columns: 1fr; gap: 2rem; }
.sitemap-col h3 { font-family: var(--font-body); font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.15em; color: var(--accent); margin-bottom: 1rem; }
.sitemap-col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.sitemap-col a { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.95rem; color: var(--fg-muted); transition: color var(--fast); }
.sitemap-col a:hover { color: var(--accent); }
.sitemap-col li.sub a { padding-left: 1.25rem; font-size: 0.88rem; }

/* ════════════════════════════════════════
   BOLD FOOTER (shared)
   ════════════════════════════════════════ */
.footer { background: var(--bg-elevated); border-top: 1px solid var(--border); padding-top: clamp(4rem, 8vw, 6rem); position: relative; }
.footer-trust { display: flex; flex-wrap: wrap; gap: 1.5rem 2.5rem; margin-bottom: clamp(3rem, 6vw, 4rem); padding-bottom: clamp(2.5rem, 5vw, 3.5rem); border-bottom: 1px solid var(--border); }
.trust-item { display: flex; align-items: center; gap: 0.65rem; }
.trust-icon { width: 36px; height: 36px; border-radius: 50%; background: var(--accent-soft); display: flex; align-items: center; justify-content: center; color: var(--accent); flex-shrink: 0; }
.trust-item span { font-size: 0.82rem; color: var(--fg-muted); font-weight: 500; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; padding-bottom: clamp(3rem, 6vw, 4rem); }
.footer-brand { max-width: 320px; }
.footer-desc { font-size: 0.88rem; color: var(--fg-muted); line-height: 1.7; font-weight: 300; margin-top: 1rem; margin-bottom: 1.5rem; }
.footer-social { display: flex; gap: 0.6rem; }
.footer-social a { width: 38px; height: 38px; border-radius: var(--radius-sm); background: rgba(255,255,255,0.04); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; color: var(--fg-muted); transition: all var(--fast); }
.footer-social a:hover { background: var(--accent); border-color: var(--accent); color: var(--bg); }
.footer-col h4 { font-family: var(--font-body); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.15em; color: var(--fg); margin-bottom: 1.15rem; }
.footer-col ul { display: flex; flex-direction: column; gap: 0.65rem; }
.footer-col a { font-size: 0.88rem; color: var(--fg-muted); font-weight: 300; transition: color var(--fast); position: relative; display: inline-block; }
.footer-col a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 1px; background: var(--accent); transition: width var(--fast) var(--ease); }
.footer-col a:hover { color: var(--accent); }
.footer-col a:hover::after { width: 100%; }
.footer-nap { font-style: normal; }
.footer-nap p { font-size: 0.88rem; color: var(--fg-muted); font-weight: 300; line-height: 1.7; }
.footer-nap a { font-weight: 400; }
.footer-bottom { border-top: 1px solid var(--border); padding: 1.5rem 0; display: flex; flex-direction: column; gap: 0.5rem; align-items: center; text-align: center; }
.footer-bottom p { font-size: 0.72rem; color: var(--fg-dim); font-weight: 400; }
.footer-bottom a { transition: color var(--fast); }
.footer-bottom a:hover { color: var(--accent); }

/* ── SCROLL TO TOP ── */
.scroll-top { position: fixed; bottom: 2rem; right: 2rem; width: 44px; height: 44px; border-radius: 50%; background: var(--accent); color: var(--bg); display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transform: translateY(10px); transition: all var(--normal) var(--ease); z-index: 100; box-shadow: 0 6px 20px var(--accent-glow); }
.scroll-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.scroll-top:hover { background: var(--accent-hover); transform: translateY(-2px); }

/* ════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════ */
@media (min-width: 640px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery { grid-template-columns: repeat(3, 1fr); }
    .zone-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 768px) {
    .process-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; }
    .stats-band { grid-template-columns: repeat(4, 1fr); }
    .sitemap-tree { grid-template-columns: repeat(2, 1fr); }
    .feature { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
    .nav-links { display: flex; }
    .nav-cta { display: inline-flex; }
    .nav-burger { display: none; }
    .services-grid { grid-template-columns: repeat(12, 1fr); }
    .service-card:nth-child(1) { grid-column: span 7; grid-template-rows: 260px auto; }
    .service-card:nth-child(2) { grid-column: span 5; }
    .service-card:nth-child(3) { grid-column: span 5; }
    .service-card:nth-child(4) { grid-column: span 7; grid-template-rows: 260px auto; }
    .gallery { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 240px; }
    .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
    .contact-grid { grid-template-columns: 1fr 1.1fr; gap: 4rem; align-items: start; }
    .cta-band-inner { flex-direction: row; text-align: left; }
    .cta-band-inner h2 { flex: 1; }
    .footer-bottom { flex-direction: row; justify-content: space-between; }
    .zone-grid { grid-template-columns: repeat(3, 1fr); }
    .grid-3 { grid-template-columns: repeat(3, 1fr); }
    .sitemap-tree { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 1024px) {
    .nav-links { gap: 2rem; }
}