/* ═══════════════════════════════════════════════════════════════════
   IMMERSYTE — Global stylesheet
   Shared across homepage, service pages, methodology, founder, case
   study, testimonials, legal pages.
   ═══════════════════════════════════════════════════════════════════ */

:root {
  --navy: #0B1A2E;
  --navy-light: #122240;
  --anthracite: #1E2A3A;
  --cyan: #00D0FF;
  --cyan-dark: #0098CC;
  --cyan-glow: rgba(0, 208, 255, 0.15);
  --cyan-glow2: rgba(0, 208, 255, 0.08);
  --white: #ffffff;
  --light: #F2F6FA;
  --light2: #E8EDF4;
  --text: #1A2332;
  --body: #3A4A5C;
  --muted: #7A8A9C;
  --border: #D8E0EA;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--text); background: var(--white); line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: var(--cyan-dark); }

/* ── Layout ── */
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 28px; }
section { padding: 80px 0; }

/* ── Typography ── */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.2; color: var(--text); }
h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { color: var(--body); }
.eyebrow { font-family: var(--font-display); font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em; color: var(--cyan-dark); }
.lead { font-size: 1.1rem; color: var(--body); max-width: 580px; }

/* ── Buttons ── */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 10px; font-family: var(--font-display); font-weight: 600; font-size: 0.95rem; text-decoration: none; border: none; cursor: pointer; transition: all 0.25s ease; }
.btn-primary { background: var(--cyan); color: var(--navy); box-shadow: 0 4px 20px rgba(0,208,255,0.3); }
.btn-primary:hover { background: #00e0ff; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,208,255,0.4); }
.btn-outline { background: transparent; color: var(--text); border: 2px solid var(--border); }
.btn-outline:hover { border-color: var(--cyan); color: var(--cyan-dark); }
.btn-white { background: rgba(255,255,255,0.1); color: var(--white); border: 1px solid rgba(255,255,255,0.2); backdrop-filter: blur(4px); }
.btn-white:hover { background: rgba(255,255,255,0.2); }

/* ── Header / Navigation ── */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(255,255,255,0.92); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border); transition: all 0.3s ease; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo img { height: 54px; }
nav { display: flex; align-items: center; gap: 6px; }
nav a { font-family: var(--font-display); font-weight: 500; font-size: 0.9rem; color: var(--body); text-decoration: none; padding: 8px 14px; border-radius: 8px; transition: all 0.2s; }
nav a:hover, nav a.active { color: var(--navy); background: var(--light); }
nav a.active { color: var(--cyan-dark); }
.nav-cta { background: var(--navy); color: var(--white) !important; padding: 10px 20px !important; border-radius: 10px !important; font-weight: 600 !important; }
.nav-cta:hover { background: var(--anthracite) !important; }
.burger { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.burger span { display: block; width: 22px; height: 2px; background: var(--navy); margin: 5px 0; border-radius: 2px; transition: all 0.3s; }

/* ── Nav dropdown (Solutions) ── */
.nav-dropdown { position: relative; }
.nav-dropdown-trigger { display: flex; align-items: center; gap: 5px; cursor: pointer; }
.nav-dropdown-trigger svg { width: 10px; height: 10px; transition: transform 0.2s; }
@media (hover: hover) and (pointer: fine) { .nav-dropdown:hover .nav-dropdown-trigger svg { transform: rotate(180deg); } }
.nav-dropdown.open .nav-dropdown-trigger svg { transform: rotate(180deg); }
.nav-dropdown-menu { display: none; position: absolute; top: calc(100% + 10px); left: -10px; background: var(--white); border: 1px solid var(--border); border-radius: 12px; padding: 10px; min-width: 320px; box-shadow: 0 12px 40px rgba(11,26,46,0.1); }
@media (hover: hover) and (pointer: fine) { .nav-dropdown:hover .nav-dropdown-menu { display: block; } }
.nav-dropdown.open .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a { display: block; padding: 12px 14px; margin: 0; border-radius: 8px; }
.nav-dropdown-menu a strong { display: block; font-weight: 600; color: var(--text); font-size: 0.9rem; }
.nav-dropdown-menu a span { display: block; font-size: 0.78rem; color: var(--muted); margin-top: 2px; font-family: var(--font-body); font-weight: 400; }
.nav-dropdown-menu a:hover { background: var(--light); }
.nav-dropdown-menu a:hover strong { color: var(--cyan-dark); }

/* ── Section headers ── */
.section-header { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-header h2 { margin: 12px 0 16px; }
.section-header p { color: var(--body); }
.cyan-line { width: 48px; height: 3px; background: var(--cyan); border-radius: 2px; margin: 0 auto; }

/* ── Hero (homepage) ── */
.hero { padding-top: 140px; padding-bottom: 80px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -200px; right: -200px; width: 600px; height: 600px; border-radius: 50%; background: var(--cyan-glow2); filter: blur(80px); pointer-events: none; }
.hero::after { content: ''; position: absolute; bottom: -100px; left: -100px; width: 400px; height: 400px; border-radius: 50%; background: rgba(0,208,255,0.04); filter: blur(60px); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-content { position: relative; z-index: 2; }
.hero-content h1 { margin: 16px 0 20px; }
.hero-content h1 .accent { color: var(--cyan-dark); }
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.hero-visual { position: relative; z-index: 2; }
.hero-card { background: var(--navy); border-radius: 16px; padding: 24px; box-shadow: 0 20px 60px rgba(11,26,46,0.25); }
.hero-card .card-label { font-size: 0.8rem; color: rgba(255,255,255,0.5); margin-bottom: 12px; font-family: var(--font-display); font-weight: 500; }
.hero-card .embed-wrap { position: relative; aspect-ratio: 16 / 9; border-radius: 10px; overflow: hidden; background: #050b14; border: 1px solid rgba(255,255,255,0.08); }

/* ── YouTube facade (click-to-play, LCP-friendly) ── */
.yt-facade { position: absolute; inset: 0; cursor: pointer; display: flex; align-items: center; justify-content: center; border: none; padding: 0; background: #000; overflow: hidden; }
.yt-facade::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.4) 100%); z-index: 1; pointer-events: none; transition: opacity 0.3s; }
.yt-facade:hover::before { opacity: 0.6; }
.yt-facade img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border: 0; }
.yt-play { position: relative; z-index: 2; width: 68px; height: 48px; pointer-events: none; transition: transform 0.25s ease, filter 0.25s ease; filter: drop-shadow(0 6px 16px rgba(0,0,0,0.55)); }
.yt-facade:hover .yt-play, .yt-facade:focus-visible .yt-play { transform: scale(1.1); filter: drop-shadow(0 8px 22px rgba(255,0,0,0.4)); }
.yt-facade:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
.yt-360-badge { position: absolute; top: 12px; left: 12px; z-index: 2; background: rgba(0,208,255,0.18); border: 1px solid rgba(0,208,255,0.45); color: #fff; font-family: var(--font-display); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; padding: 5px 10px; border-radius: 999px; backdrop-filter: blur(6px); }
.hero-card iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.hero-stats { display: flex; justify-content: space-between; align-items: center; gap: 18px; margin-top: 20px; padding: 14px 16px; border-radius: 12px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); }
.hero-demo-copy { font-size: 0.9rem; color: rgba(255,255,255,0.72); line-height: 1.5; }
.yt-360-link { display: inline-flex; align-items: center; gap: 7px; border: 1px solid rgba(0,208,255,0.35); background: rgba(0,208,255,0.14); color: #fff; font-family: var(--font-display); font-size: 0.82rem; font-weight: 600; border-radius: 999px; padding: 10px 14px; text-decoration: none; white-space: nowrap; transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease; }
.yt-360-link:hover { transform: translateY(-1px); background: rgba(0,208,255,0.22); border-color: rgba(0,208,255,0.55); }
.yt-360-link svg { opacity: 0.9; }

/* ── Solutions cards (homepage) ── */
.solutions-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.solutions-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.solutions-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.solution-card { background: var(--white); border: 1px solid var(--border); border-radius: 16px; padding: 32px 28px; transition: all 0.3s ease; position: relative; overflow: hidden; text-decoration: none; color: inherit; display: block; }
.solution-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--cyan); transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease; }
.solution-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(11,26,46,0.08); border-color: rgba(0,208,255,0.3); }
.solution-card:hover::before { transform: scaleX(1); }
.solution-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--cyan-glow); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.solution-icon svg { width: 24px; height: 24px; stroke: var(--cyan-dark); fill: none; stroke-width: 2; }
.solution-card h3 { margin-bottom: 10px; color: var(--text); }
.solution-card p { font-size: 0.92rem; color: var(--body); }
.solution-card ul { list-style: none; margin-top: 14px; }
.solution-card ul li { font-size: 0.88rem; color: var(--body); padding: 4px 0 4px 20px; position: relative; }
.solution-card ul li::before { content: ''; position: absolute; left: 0; top: 11px; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); }
.solution-card .learn-more { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-family: var(--font-display); font-weight: 600; font-size: 0.85rem; color: var(--cyan-dark); transition: gap 0.2s; }
.solution-card:hover .learn-more { gap: 10px; }

/* ── Vision / Dark sections ── */
.vision { background: var(--navy); color: var(--white); position: relative; overflow: hidden; }
.vision::before { content: ''; position: absolute; top: 0; right: 0; width: 500px; height: 500px; border-radius: 50%; background: rgba(0,208,255,0.05); filter: blur(100px); }
.vision .section-header h2 { color: var(--white); }
.vision .section-header p { color: rgba(255,255,255,0.65); }
.benefits-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; max-width: 800px; margin: 0 auto; }
.benefit { display: flex; align-items: flex-start; gap: 14px; padding: 20px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: 12px; transition: all 0.3s; }
.benefit:hover { background: rgba(0,208,255,0.06); border-color: rgba(0,208,255,0.15); }
.benefit-check { width: 28px; height: 28px; min-width: 28px; border-radius: 8px; background: rgba(0,208,255,0.15); display: flex; align-items: center; justify-content: center; margin-top: 2px; }
.benefit-check svg { width: 14px; height: 14px; stroke: var(--cyan); fill: none; stroke-width: 3; }
.benefit p { color: rgba(255,255,255,0.8); font-size: 0.95rem; margin: 0; }
.devices { display: flex; justify-content: center; gap: 32px; margin-top: 48px; flex-wrap: wrap; }
.device { text-align: center; color: rgba(255,255,255,0.45); font-size: 0.8rem; font-family: var(--font-display); font-weight: 500; }
.device-icon { width: 56px; height: 56px; border-radius: 14px; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; margin: 0 auto 8px; }
.device-icon svg { width: 24px; height: 24px; stroke: var(--cyan); fill: none; stroke-width: 1.5; }

/* ── Methode steps ── */
.methode-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step { position: relative; padding: 28px 24px; background: var(--light); border-radius: 14px; transition: all 0.3s; }
.step:hover { background: var(--white); box-shadow: 0 8px 30px rgba(11,26,46,0.06); }
.step-num { font-family: var(--font-display); font-size: 2.5rem; font-weight: 800; color: var(--cyan); opacity: 0.25; line-height: 1; margin-bottom: 12px; }
.step h3 { margin-bottom: 10px; font-size: 1rem; }
.step p { font-size: 0.88rem; color: var(--body); }

/* ── Fondateur ── */
.founder { background: var(--light); }
.founder-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: center; }
.founder-visual {
  background-color: var(--navy);
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat;
  background-image: url('/assets/florian-600.jpg');
  background-image: image-set(url('/assets/florian-600.webp') type('image/webp'), url('/assets/florian-600.jpg') type('image/jpeg'));
  border-radius: 16px;
  padding: 40px;
  position: relative;
  overflow: hidden;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
@media (min-width: 601px) {
  .founder-visual {
    background-image: url('/assets/florian-900.jpg');
    background-image: image-set(url('/assets/florian-900.webp') type('image/webp'), url('/assets/florian-900.jpg') type('image/jpeg'));
  }
}
@media (min-width: 1200px) {
  .founder-visual {
    background-image: url('/assets/florian-1200.jpg');
    background-image: image-set(url('/assets/florian-1200.webp') type('image/webp'), url('/assets/florian-1200.jpg') type('image/jpeg'));
  }
}
.founder-visual::before { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(11,26,46,0.85) 0%, rgba(11,26,46,0.3) 100%); }
.founder-name { font-family: var(--font-display); font-size: 1.8rem; font-weight: 700; color: var(--white); position: relative; z-index: 1; }
.founder-role { color: var(--cyan); font-size: 0.95rem; margin-top: 4px; position: relative; z-index: 1; }
.founder-content blockquote { font-size: 1.05rem; color: var(--body); border-left: 3px solid var(--cyan); padding-left: 20px; margin: 0 0 20px; font-style: italic; }
.founder-content p { margin-bottom: 14px; }
.collab-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--cyan-glow); border: 1px solid rgba(0,208,255,0.2); padding: 10px 18px; border-radius: 10px; font-size: 0.88rem; font-weight: 500; color: var(--cyan-dark); margin-top: 8px; }

/* ── Testimonials ── */
.testimonials { background: var(--light); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card { background: var(--white); border: 1px solid var(--border); border-radius: 16px; padding: 32px 28px; display: flex; flex-direction: column; transition: all 0.3s; }
.testimonial-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(11,26,46,0.06); }
.testimonial-quote-mark { color: var(--cyan); font-size: 2.5rem; font-family: var(--font-display); font-weight: 800; line-height: 0.6; margin-bottom: 16px; }
.testimonial-body { color: var(--body); font-size: 0.95rem; line-height: 1.65; flex-grow: 1; margin-bottom: 20px; }
.testimonial-body em { font-style: italic; color: var(--cyan-dark); }
.testimonial-author { display: flex; align-items: center; gap: 12px; padding-top: 18px; border-top: 1px solid var(--border); }
.testimonial-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--cyan-glow); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; color: var(--cyan-dark); font-size: 0.88rem; }
.testimonial-meta strong { display: block; font-family: var(--font-display); font-weight: 600; font-size: 0.9rem; color: var(--text); }
.testimonial-meta span { font-size: 0.82rem; color: var(--muted); }

/* ── Contact ── */
.contact-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; }
.contact-form { background: var(--white); border: 1px solid var(--border); border-radius: 16px; padding: 36px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { display: block; font-family: var(--font-display); font-weight: 500; font-size: 0.88rem; color: var(--text); margin-bottom: 6px; }
input, textarea, select { width: 100%; padding: 12px 16px; border: 1px solid var(--border); border-radius: 10px; font-family: var(--font-body); font-size: 0.92rem; color: var(--text); background: var(--light); outline: none; transition: all 0.2s; }
input:focus, textarea:focus { border-color: var(--cyan); background: var(--white); box-shadow: 0 0 0 3px var(--cyan-glow); }
.field { margin-bottom: 16px; }
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.info-card { background: var(--navy); border-radius: 16px; padding: 32px; color: var(--white); }
.info-card h3 { color: var(--white); font-size: 1.3rem; margin-bottom: 20px; }
.info-item { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.info-icon { width: 40px; height: 40px; min-width: 40px; border-radius: 10px; background: rgba(0,208,255,0.12); display: flex; align-items: center; justify-content: center; }
.info-icon svg { width: 18px; height: 18px; stroke: var(--cyan); fill: none; stroke-width: 2; }
.info-text { font-size: 0.95rem; color: rgba(255,255,255,0.8); }
.info-text strong { display: block; color: var(--white); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 2px; }
.coverage { margin-top: 24px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.08); }
.coverage h4 { font-size: 0.85rem; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 10px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); padding: 6px 14px; border-radius: 8px; font-size: 0.82rem; color: rgba(255,255,255,0.7); }

/* ── Page header (sub-pages) ── */
.page-hero { padding: 140px 0 60px; position: relative; overflow: hidden; background: linear-gradient(180deg, var(--light) 0%, var(--white) 100%); }
.page-hero::before { content: ''; position: absolute; top: -150px; right: -150px; width: 500px; height: 500px; border-radius: 50%; background: var(--cyan-glow2); filter: blur(70px); pointer-events: none; }
.page-hero-inner { position: relative; z-index: 2; max-width: 780px; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--muted); margin-bottom: 20px; flex-wrap: wrap; }
.breadcrumb a { color: var(--muted); text-decoration: none; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--cyan-dark); }
.breadcrumb .sep { opacity: 0.5; }
.breadcrumb .current { color: var(--text); font-weight: 500; }
.page-hero h1 { margin: 8px 0 20px; }
.page-hero .lead { font-size: 1.15rem; max-width: 680px; }

/* ── Content prose (service pages) ── */
.prose { max-width: 780px; }
.prose h2 { margin: 48px 0 16px; }
.prose h3 { margin: 32px 0 12px; font-size: 1.15rem; }
.prose p { margin-bottom: 16px; font-size: 1rem; line-height: 1.75; }
.prose ul { margin: 8px 0 20px 22px; color: var(--body); }
.prose ul li { margin-bottom: 8px; line-height: 1.65; }
.prose strong { color: var(--text); font-weight: 600; }

/* ── Use case list ── */
.use-cases { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin: 28px 0; }
.use-case { background: var(--light); border-left: 3px solid var(--cyan); padding: 20px 24px; border-radius: 0 12px 12px 0; }
.use-case h4 { font-size: 0.98rem; margin-bottom: 6px; color: var(--text); }
.use-case p { font-size: 0.9rem; margin: 0; color: var(--body); }

/* ── Highlight box ── */
.highlight-box { background: var(--cyan-glow); border: 1px solid rgba(0,208,255,0.2); border-radius: 14px; padding: 28px 32px; margin: 32px 0; }
.highlight-box h3 { color: var(--cyan-dark); margin-bottom: 10px; }
.highlight-box p { font-size: 0.98rem; line-height: 1.65; margin: 0; }

/* ── Page CTA (cross-page link section) ── */
.page-cta { padding: 60px 0; background: var(--light); }
.page-cta-inner { max-width: 720px; margin: 0 auto; text-align: center; }
.page-cta h2 { margin-bottom: 14px; }
.page-cta p { margin-bottom: 24px; }
.page-cta .hero-actions { justify-content: center; }

/* ── FAQ accordion ── */
.faq { max-width: 780px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item summary { padding: 20px 0; cursor: pointer; font-family: var(--font-display); font-weight: 600; font-size: 1rem; color: var(--text); display: flex; justify-content: space-between; align-items: center; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 1.5rem; color: var(--cyan-dark); font-weight: 300; transition: transform 0.25s ease; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item[open] summary { color: var(--cyan-dark); }
.faq-item .faq-body { padding: 0 0 20px; color: var(--body); line-height: 1.7; }
.faq-item .faq-body p { margin-bottom: 10px; }

/* ── Case study ── */
.case-meta { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 32px 0 48px; padding: 24px; background: var(--light); border-radius: 14px; }
.case-meta-item { border-left: 2px solid var(--cyan); padding-left: 14px; }
.case-meta-label { font-family: var(--font-display); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 4px; }
.case-meta-value { font-family: var(--font-display); font-weight: 600; color: var(--text); font-size: 0.95rem; }

/* ── Footer ── */
footer { background: var(--navy); color: rgba(255,255,255,0.5); padding: 40px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand img { height: 44px; filter: brightness(0) invert(1); opacity: 0.7; }
.footer-links a { color: rgba(255,255,255,0.4); text-decoration: none; margin-left: 20px; font-size: 0.85rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--cyan); }
.footer-right { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.footer-opco { font-size: 0.76rem; color: rgba(255,255,255,0.32); text-align: right; letter-spacing: 0.01em; }
.footer-opco a { color: rgba(255,255,255,0.55); text-decoration: underline; text-decoration-color: rgba(255,255,255,0.2); text-underline-offset: 2px; transition: all 0.2s; }
.footer-opco a:hover { color: var(--cyan); text-decoration-color: var(--cyan); }

/* ── Animations (triggered by IntersectionObserver via .is-visible) ── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

/* Default: content invisible, waiting for IntersectionObserver */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-up.is-visible { opacity: 1; transform: translateY(0); }
.fade-up.is-visible.d1 { transition-delay: 0.1s; }
.fade-up.is-visible.d2 { transition-delay: 0.2s; }
.fade-up.is-visible.d3 { transition-delay: 0.3s; }
.fade-up.is-visible.d4 { transition-delay: 0.4s; }

/* CRITICAL: Hero content must be visible immediately (above-the-fold LCP) */
.hero .fade-up, .page-hero .fade-up { opacity: 1; transform: none; transition: none; }
.hero .fade-up.d1, .hero .fade-up.d2, .hero .fade-up.d3, .hero .fade-up.d4,
.page-hero .fade-up.d1, .page-hero .fade-up.d2, .page-hero .fade-up.d3, .page-hero .fade-up.d4 { transition-delay: 0s; }

/* Fallback: if user has reduced-motion preference, show everything instantly */
@media (prefers-reduced-motion: reduce) {
  .fade-up { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* noscript fallback handled by inline <noscript> tag in each page */

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .solutions-grid, .solutions-grid.cols-4 { grid-template-columns: 1fr; }
  .methode-grid { grid-template-columns: 1fr 1fr; }
  .founder-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .use-cases { grid-template-columns: 1fr; }
  .case-meta { grid-template-columns: 1fr 1fr; }
  .footer-right { align-items: center; }
  .footer-opco { text-align: center; }
  nav { display: none; }
  .burger { display: block; }
  nav.open { display: flex; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--border); padding: 16px 28px; box-shadow: 0 8px 30px rgba(0,0,0,0.08); gap: 4px; }
  nav.open .nav-dropdown-menu { position: static; display: block; border: none; box-shadow: none; padding: 0 0 0 16px; min-width: auto; background: transparent; }
  nav.open .nav-dropdown-trigger svg { display: none; }
}
@media (max-width: 560px) {
  .methode-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; align-items: stretch; gap: 12px; }
  .yt-360-link { width: 100%; justify-content: center; }
  .case-meta { grid-template-columns: 1fr; }
  section { padding: 60px 0; }
}

/* ── Footer address (audit v4 — action 2.5) ── */
.footer-address { font-size: 0.78rem; color: rgba(255,255,255,0.45); font-style: normal; line-height: 1.55; margin-bottom: 6px; text-align: right; }
.footer-address a { color: rgba(255,255,255,0.6); text-decoration: none; transition: color 0.2s; }
.footer-address a:hover { color: var(--cyan); }
@media (max-width: 900px) { .footer-address { text-align: center; } }