*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: #2D2420; line-height: 1.7; background: #FDFBF8; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
ul { list-style: none; }
h1, h2, h3, h4 { font-family: 'Playfair Display', serif; line-height: 1.25; }

:root {
    --brown: #4A2C2A; --brown-light: #6B3F3D; --brown-dark: #3A2120;
    --brown-bg: #F5EEEB;
    --navy: #1C3A4B; --navy-light: #2A5167; --navy-dark: #0F2633;
    --navy-bg: #EBF1F5;
    --accent: #2A7C6F; --accent-light: #34967D; --accent-dark: #1E6358;
    --warm: #C47830; --warm-light: #E09040; --warm-bg: #FFF7EE;
    --cream: #FDFBF8; --cream-dark: #F5F0EB;
    --bg-light: #F7F4F1; --bg-gray: #F3F0ED;
    --text: #2D2420; --text-light: #5C504A; --text-muted: #8C7E76;
    --border: #E5DDD7; --white: #FFFFFF;
    --shadow-sm: 0 1px 3px rgba(74,44,42,0.06);
    --shadow-md: 0 4px 14px rgba(74,44,42,0.08);
    --shadow-lg: 0 10px 40px rgba(74,44,42,0.1);
    --shadow-xl: 0 20px 60px rgba(74,44,42,0.12);
    --radius: 12px; --radius-lg: 20px; --max-w: 1200px;
}

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-label {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--navy); margin-bottom: 16px;
}
.section-label::before {
    content: ''; display: block; width: 32px; height: 2px; background: var(--brown);
}
.section-title {
    font-size: clamp(2rem, 4vw, 3rem); color: var(--brown-dark); margin-bottom: 20px;
}
.section-subtitle {
    font-size: 1.1rem; color: var(--text-light); max-width: 100%; line-height: 1.8;
}
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 32px; border-radius: 50px; font-weight: 600;
    font-size: 0.95rem; cursor: pointer; border: none;
    transition: all 0.3s ease; font-family: inherit;
}
.btn-primary {
    background: var(--brown); color: var(--white);
    box-shadow: 0 4px 14px rgba(74,44,42,0.3);
}
.btn-primary:hover {
    background: var(--brown-dark); box-shadow: 0 6px 20px rgba(74,44,42,0.4);
    transform: translateY(-2px);
}
.btn-outline {
    background: transparent; color: var(--brown); border: 2px solid var(--brown);
}
.btn-outline:hover {
    background: var(--brown); color: var(--white); transform: translateY(-2px);
}
.btn-white {
    background: var(--white); color: var(--brown-dark); box-shadow: var(--shadow-md);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn svg { width: 18px; height: 18px; }
.arrow-icon { display: inline-block; transition: transform 0.3s; }

/* NAV */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(253,251,248,0.92); backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(229,221,215,0.5); transition: all 0.3s ease;
}
.nav.scrolled { box-shadow: var(--shadow-md); background: rgba(253,251,248,0.97); }
.nav-inner {
    max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between; height: 76px;
}
.nav-logo { display: flex; align-items: center; gap: 12px; }
.nav-logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.nav-logo-name {
    font-family: 'Playfair Display', serif; font-size: 1.45rem;
    font-weight: 700; color: var(--brown); letter-spacing: 0.06em;
}
.nav-logo-sub {
    font-size: 0.62rem; font-weight: 600; letter-spacing: 0.18em;
    text-transform: uppercase; color: var(--navy);
}
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
    font-size: 0.9rem; font-weight: 500; color: var(--text-light); position: relative;
}
.nav-links a:hover { color: var(--brown); }
.nav-links a::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 0; height: 2px; background: var(--brown); transition: width 0.3s ease;
}
.nav-links a:hover::after { width: 100%; }
.nav-cta { padding: 10px 24px !important; font-size: 0.85rem !important; }
.nav-mobile-toggle {
    display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px;
}
.nav-mobile-toggle span { width: 24px; height: 2px; background: var(--text); transition: all 0.3s; }

/* HERO */
.hero {
    min-height: 100vh; display: flex; align-items: center;
    background: linear-gradient(160deg, var(--cream) 0%, var(--white) 30%, var(--brown-bg) 60%, var(--navy-bg) 100%);
    position: relative; overflow: hidden; padding-top: 76px;
}
.hero::before {
    content: ''; position: absolute; top: -200px; right: -200px;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(28,58,75,0.04) 0%, transparent 70%);
    border-radius: 50%;
}
.hero-inner {
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
    align-items: center; position: relative; z-index: 1;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--white); border: 1px solid var(--border);
    border-radius: 50px; padding: 6px 16px 6px 8px;
    font-size: 0.8rem; font-weight: 500; color: var(--text-light);
    margin-bottom: 24px; box-shadow: var(--shadow-sm);
}
.hero-badge-dot {
    width: 8px; height: 8px; background: var(--accent); border-radius: 50%;
    animation: pulse 2s infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero h1 {
    font-size: clamp(2.4rem, 5vw, 3.5rem); color: var(--brown-dark); margin-bottom: 24px;
}
.hero h1 span { color: var(--navy); }
.hero-text {
    font-size: 1.12rem; color: var(--text-light); line-height: 1.8;
    margin-bottom: 40px; max-width: 540px;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-metrics { display: flex; gap: 48px; }
.hero-metric h3 {
    font-size: 2rem; color: var(--brown);
    font-family: 'Inter', sans-serif; font-weight: 800;
}
.hero-metric p { font-size: 0.85rem; color: var(--text-muted); font-weight: 500; }
.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; }
.hero-card {
    background: var(--white); border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl); padding: 40px; width: 100%; max-width: 480px;
    position: relative; border: 1px solid rgba(74,44,42,0.06);
}
.hero-card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.hero-card-icon {
    width: 48px; height: 48px; background: linear-gradient(135deg, var(--brown), var(--navy));
    border-radius: 12px; display: flex; align-items: center; justify-content: center;
}
.hero-card-title { font-size: 1.1rem; font-weight: 700; color: var(--brown-dark); }
.hero-card-subtitle { font-size: 0.8rem; color: var(--text-muted); }
.hero-card-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 14px 0; border-bottom: 1px solid var(--border);
}
.hero-card-row:last-child { border-bottom: none; }
.hero-card-label { font-size: 0.9rem; color: var(--text-light); }
.hero-card-value { font-weight: 600; font-size: 0.9rem; }
.status-ok { color: var(--accent); }
.status-warning { color: var(--warm); }
.status-error { color: #b91c1c; }
.hero-floating-badge {
    position: absolute; background: var(--white); border-radius: 12px;
    padding: 12px 18px; box-shadow: var(--shadow-lg);
    font-size: 0.8rem; font-weight: 600;
    display: flex; align-items: center; gap: 8px;
    animation: float 6s ease-in-out infinite;
    border: 1px solid rgba(74,44,42,0.06);
}
.hero-floating-badge.top-left { top: -20px; left: -30px; }
.hero-floating-badge.bottom-right { bottom: -20px; right: -30px; animation-delay: 3s; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ALERT */
.alert-banner {
    background: linear-gradient(135deg, var(--brown-dark), var(--brown), var(--navy-dark));
    color: var(--white); padding: 60px 0; text-align: center;
}
.alert-banner-text {
    font-family: 'Playfair Display', serif; font-size: clamp(1.3rem, 3vw, 1.8rem);
    max-width: 800px; margin: 0 auto; line-height: 1.5;
}
.alert-banner-text em { font-style: normal; color: var(--warm-light); }

/* PROBLEMS */
.problems { background: var(--bg-gray); }
.problems-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px;
}
.problem-card {
    background: var(--white); border-radius: var(--radius); padding: 36px;
    box-shadow: var(--shadow-sm); border-top: 3px solid var(--warm);
    transition: all 0.3s ease;
}
.problem-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.problem-icon {
    width: 48px; height: 48px; background: var(--warm-bg); border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; margin-bottom: 20px;
}
.problem-card h3 { font-size: 1.15rem; margin-bottom: 12px; color: var(--brown-dark); }
.problem-card p { font-size: 0.92rem; color: var(--text-light); line-height: 1.7; }

/* EXPERTISE */
.expertise-content {
    display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
    align-items: start; margin-top: 48px;
}
.expertise-info h3 { font-size: 1.6rem; color: var(--brown-dark); margin-bottom: 20px; }
.expertise-info p {
    font-size: 1rem; color: var(--text-light); line-height: 1.8; margin-bottom: 16px;
}
.expertise-list { margin-top: 24px; }
.expertise-list li {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 10px 0; font-size: 0.95rem; color: var(--text);
}
.expertise-check {
    min-width: 22px; height: 22px; background: var(--accent); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 0.7rem; margin-top: 2px;
}
.expertise-side-card {
    background: var(--brown-bg); border-radius: var(--radius-lg); padding: 40px;
    border: 1px solid rgba(74,44,42,0.08);
}
.expertise-side-card h4 { font-size: 1.1rem; color: var(--brown-dark); margin-bottom: 20px; }
.expertise-stat {
    display: flex; align-items: center; gap: 16px; padding: 16px 0;
    border-bottom: 1px solid rgba(74,44,42,0.08);
}
.expertise-stat:last-child { border-bottom: none; }
.expertise-stat-icon {
    width: 42px; height: 42px; background: var(--white); border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; box-shadow: var(--shadow-sm);
}
.expertise-stat-text span { display: block; font-weight: 600; font-size: 0.95rem; color: var(--brown-dark); }
.expertise-stat-text small { color: var(--text-muted); font-size: 0.82rem; }

/* PRESTATIONS */
.prestations { background: var(--bg-gray); }
.prestations-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px;
}
.presta-card {
    background: var(--white); border-radius: var(--radius-lg);
    padding: 40px 32px; box-shadow: var(--shadow-sm);
    transition: all 0.3s ease; position: relative; overflow: hidden;
}
.presta-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, var(--brown), var(--navy));
    opacity: 0; transition: opacity 0.3s ease;
}
.presta-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); }
.presta-card:hover::before { opacity: 1; }
.presta-icon {
    width: 56px; height: 56px;
    background: linear-gradient(135deg, var(--brown-bg), var(--navy-bg));
    border-radius: 14px; display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; margin-bottom: 24px;
}
.presta-card h3 { font-size: 1.2rem; color: var(--brown-dark); margin-bottom: 14px; }
.presta-card p {
    font-size: 0.92rem; color: var(--text-light); line-height: 1.7; margin-bottom: 20px;
}
.presta-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.presta-tag {
    background: var(--navy-bg); color: var(--navy);
    padding: 4px 12px; border-radius: 50px; font-size: 0.75rem; font-weight: 600;
}

/* PROCESS */
.process-steps {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
    margin-top: 48px; position: relative;
}
.process-steps::before {
    content: ''; position: absolute; top: 36px; left: 60px; right: 60px;
    height: 2px; background: linear-gradient(90deg, var(--brown), var(--navy)); opacity: 0.2;
}
.process-step { text-align: center; position: relative; z-index: 1; }
.process-step-num {
    width: 72px; height: 72px; margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--brown), var(--navy));
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    color: var(--white); font-size: 1.5rem; font-weight: 800;
    font-family: 'Inter', sans-serif; box-shadow: 0 4px 14px rgba(74,44,42,0.25);
}
.process-step h3 { font-size: 1.05rem; color: var(--brown-dark); margin-bottom: 10px; }
.process-step p { font-size: 0.88rem; color: var(--text-light); line-height: 1.6; }

/* ABOUT */
.about-grid {
    display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px;
    align-items: center; margin-top: 48px;
}
.about-card {
    background: linear-gradient(160deg, var(--brown-dark), var(--brown), var(--navy-dark));
    border-radius: var(--radius-lg); padding: 48px; color: var(--white);
}
.about-card h3 { font-size: 1.8rem; margin-bottom: 24px; color: var(--white); }
.about-card p { font-size: 1rem; line-height: 1.8; opacity: 0.9; margin-bottom: 16px; }
.about-numbers {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 32px;
}
.about-number {
    background: rgba(255,255,255,0.1); border-radius: 12px; padding: 20px;
    text-align: center; border: 1px solid rgba(255,255,255,0.08);
}
.about-number h4 {
    font-size: 2rem; color: #E09040; font-family: 'Inter', sans-serif; font-weight: 800;
}
.about-number p { font-size: 0.82rem; opacity: 0.8; margin-top: 4px; }
.about-details h3 { font-size: 1.6rem; color: var(--brown-dark); margin-bottom: 20px; }
.about-details p { font-size: 1rem; color: var(--text-light); line-height: 1.8; margin-bottom: 16px; }
.about-timeline { margin-top: 28px; }
.about-timeline-item {
    display: flex; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--border);
}
.about-timeline-item:last-child { border-bottom: none; }
.about-timeline-dot {
    min-width: 12px; height: 12px; background: var(--brown); border-radius: 50%;
    margin-top: 6px; box-shadow: 0 0 0 4px var(--brown-bg);
}
.about-timeline-item h4 {
    font-size: 0.95rem; color: var(--brown-dark); font-family: 'Inter', sans-serif;
    font-weight: 600; margin-bottom: 2px;
}
.about-timeline-item .timeline-org {
    font-size: 0.85rem; color: var(--navy); font-weight: 500; margin-bottom: 4px;
}
.about-timeline-item p { font-size: 0.85rem; color: var(--text-muted); }

/* ZONES */
.zones { background: var(--navy-bg); }
.zones-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px;
}
.zone-card {
    background: var(--white); border-radius: var(--radius); padding: 36px;
    text-align: center; box-shadow: var(--shadow-sm); transition: all 0.3s ease;
}
.zone-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.zone-icon { font-size: 2.5rem; margin-bottom: 16px; }
.zone-card h3 { font-size: 1.2rem; color: var(--brown-dark); margin-bottom: 10px; }
.zone-card p { font-size: 0.9rem; color: var(--text-light); line-height: 1.6; }

/* REFS */
.refs-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px;
}
.ref-card {
    background: var(--white); border-radius: var(--radius); padding: 32px;
    box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: all 0.3s ease;
}
.ref-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.ref-type {
    display: inline-block; padding: 4px 12px; border-radius: 50px;
    font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.05em; margin-bottom: 16px;
    background: var(--navy-bg); color: var(--navy);
}
.ref-card h3 { font-size: 1.05rem; color: var(--brown-dark); margin-bottom: 10px; }
.ref-card p { font-size: 0.88rem; color: var(--text-light); line-height: 1.6; }

/* VEILLE */
.veille { background: var(--bg-gray); }
.veille-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px;
}
.veille-card {
    background: var(--white); border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-sm); transition: all 0.3s ease;
}
.veille-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.veille-card-img {
    height: 180px; display: flex; align-items: center; justify-content: center;
    font-size: 3rem;
}
.veille-card-img.bg1 { background: linear-gradient(135deg, var(--navy-bg), #dfe9f0); }
.veille-card-img.bg2 { background: linear-gradient(135deg, var(--brown-bg), #ebe2dc); }
.veille-card-img.bg3 { background: linear-gradient(135deg, var(--warm-bg), #fcecd6); }
.veille-card-body { padding: 28px; }
.veille-card-tag {
    display: inline-block; padding: 4px 10px; border-radius: 50px;
    font-size: 0.72rem; font-weight: 600; color: var(--navy);
    background: var(--navy-bg); margin-bottom: 12px;
}
.veille-card h3 { font-size: 1.1rem; color: var(--brown-dark); margin-bottom: 10px; }
.veille-card p { font-size: 0.88rem; color: var(--text-light); line-height: 1.6; }
.veille-card-link {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 0.88rem; font-weight: 600; color: var(--brown); margin-top: 16px;
}
.veille-card-link:hover { gap: 10px; }

/* CTA */
.cta-section {
    background: linear-gradient(160deg, var(--brown-dark) 0%, var(--brown) 40%, var(--navy-dark) 100%);
    color: var(--white); padding: 100px 0; text-align: center;
    position: relative; overflow: hidden;
}
.cta-section::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cta-section h2 {
    font-size: clamp(2rem, 4vw, 2.8rem); color: var(--white);
    margin-bottom: 20px; position: relative;
}
.cta-section p {
    font-size: 1.1rem; opacity: 0.85; max-width: 600px;
    margin: 0 auto 40px; line-height: 1.8; position: relative;
}
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; position: relative; }

/* CONTACT */
.contact-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-top: 48px;
}
.contact-form {
    background: var(--white); border-radius: var(--radius-lg); padding: 40px;
    box-shadow: var(--shadow-md); border: 1px solid var(--border);
}
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block; font-size: 0.85rem; font-weight: 600;
    color: var(--text); margin-bottom: 6px;
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 12px 16px; border: 2px solid var(--border);
    border-radius: 10px; font-size: 0.95rem; font-family: inherit;
    transition: border-color 0.3s ease; background: var(--white); color: var(--text);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none; border-color: var(--brown);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-info { display: flex; flex-direction: column; justify-content: center; }
.contact-info h3 { font-size: 1.8rem; color: var(--brown-dark); margin-bottom: 20px; }
.contact-info > p {
    font-size: 1rem; color: var(--text-light); line-height: 1.8; margin-bottom: 32px;
}
.contact-item {
    display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--border);
}
.contact-item:last-child { border-bottom: none; }
.contact-item-icon {
    min-width: 44px; height: 44px; background: var(--brown-bg); border-radius: 10px;
    display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
}
.contact-item h4 {
    font-size: 0.9rem; font-weight: 600; color: var(--brown-dark);
    font-family: 'Inter', sans-serif; margin-bottom: 2px;
}
.contact-item p { font-size: 0.88rem; color: var(--text-muted); }

/* FOOTER */
.footer {
    background: var(--brown-dark); color: rgba(255,255,255,0.7); padding: 60px 0 30px;
}
.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px;
}
.footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 300px; margin-top: 16px; }
.footer h4 {
    font-size: 0.9rem; font-weight: 700; color: var(--white);
    margin-bottom: 16px; font-family: 'Inter', sans-serif;
    text-transform: uppercase; letter-spacing: 0.05em;
}
.footer ul li { padding: 4px 0; }
.footer ul li a { font-size: 0.88rem; opacity: 0.7; }
.footer ul li a:hover { opacity: 1; color: #E09040; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px; display: flex; justify-content: space-between;
    align-items: center; font-size: 0.82rem; opacity: 0.6;
}
.footer-logo-text .nav-logo-name { color: #fff; }
.footer-logo-text .nav-logo-sub { color: rgba(255,255,255,0.6); }

/* RESPONSIVE */
@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; text-align: center; }
    .hero-text { margin: 0 auto 40px; }
    .hero-buttons { justify-content: center; }
    .hero-metrics { justify-content: center; }
    .hero-visual { margin-top: 40px; }
    .expertise-content { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .veille-featured { grid-template-columns: 1fr !important; }
}
@media (max-width: 768px) {
    .section { padding: 60px 0; }
    .nav-links { display: none; }
    .nav-mobile-toggle { display: flex; }
    .nav-links.open {
        display: flex; flex-direction: column; position: absolute;
        top: 76px; left: 0; right: 0; background: var(--cream);
        padding: 24px; box-shadow: var(--shadow-lg); gap: 16px;
    }
    .problems-grid, .prestations-grid, .veille-grid, .refs-grid, .zones-grid {
        grid-template-columns: 1fr;
    }
    .process-steps { grid-template-columns: 1fr 1fr; }
    .process-steps::before { display: none; }
    .hero-metrics { flex-direction: column; gap: 16px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}
@media (max-width: 480px) {
    .process-steps { grid-template-columns: 1fr; }
    .hero-buttons { flex-direction: column; align-items: center; }
}
.fade-in {
    opacity: 0; transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }