/* ==========================================================
   Stratotech-group — Stylesheet
   Identité : sobre, éditorial, confiance, famille SecureDrop
   ========================================================== */

:root {
    /* Bleu identité Stratotech (basé sur la carte physique) */
    --brand: #6EA3C0;
    --brand-dark: #4A7A96;
    --brand-light: #8FBDD4;
    --brand-deep: #2A5877;    /* Pour les fonds très sombres / hero */
    --accent: #14b8a6;
    --accent-dark: #0f9488;
    --accent-warm: #f59e0b;

    --bg: #ffffff;
    --bg-soft: #f8fafc;
    --bg-dark: #1a3a52;        /* Hero dark = variation du bleu carte */
    --surface: #ffffff;
    --surface-2: #f1f5f9;
    --border: #e2e8f0;
    --border-strong: #cbd5e1;

    --text: #0f172a;
    --text-muted: #475569;
    --text-subtle: #94a3b8;

    --success: #10b981;
    --danger: #ef4444;

    --radius: 10px;
    --radius-sm: 6px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow: 0 4px 14px rgba(15, 23, 42, 0.07);
    --shadow-lg: 0 20px 48px rgba(42, 88, 119, 0.14);

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-brand: 'Baloo 2', 'Inter', sans-serif;   /* Pour le nom Stratotech-group */
    --font-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Code', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    color: var(--text);
    background: var(--bg);
    line-height: 1.65;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a { color: var(--brand); text-decoration: none; transition: color .15s; }
a:hover { color: var(--accent-dark); }

img { max-width: 100%; height: auto; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 820px; margin: 0 auto; padding: 0 24px; }

/* ===== Typographie ===== */
h1, h2, h3, h4 { font-family: var(--font-display); letter-spacing: -0.01em; line-height: 1.2; }
h1 { font-size: 52px; font-weight: 700; }
h2 { font-size: 36px; font-weight: 700; }
h3 { font-size: 22px; font-weight: 700; }
h4 { font-size: 18px; font-weight: 600; }

.eyebrow {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-dark);
    margin-bottom: 16px;
}
.eyebrow-light { color: rgba(255, 255, 255, 0.7); }

/* ===== Navigation ===== */
.navbar {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-brand);
    font-weight: 800;
    font-size: 18px;
    color: var(--brand-dark);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}
.nav-brand-mark {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.nav-brand-mark img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.nav-links { display: flex; gap: 4px; align-items: center; }
.nav-links a {
    color: var(--text-muted);
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 14.5px;
    transition: all .15s;
}
.nav-links a:hover { color: var(--brand); background: var(--surface-2); }
.nav-links a.active { color: var(--brand); font-weight: 600; }

.nav-cta { display: flex; gap: 10px; align-items: center; }

/* ===== Boutons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 14.5px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all .2s;
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.2;
}
.btn-primary { background: var(--brand); color: white; }
.btn-primary:hover { background: var(--brand-dark); color: white; box-shadow: var(--shadow); transform: translateY(-1px); }
.btn-accent  { background: var(--accent); color: white; }
.btn-accent:hover  { background: var(--accent-dark); color: white; transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--brand); border-color: var(--border-strong); }
.btn-outline:hover { border-color: var(--brand); background: var(--surface-2); }
.btn-outline-light { background: transparent; color: white; border: 1px solid rgba(255, 255, 255, 0.25); }
.btn-outline-light:hover { background: rgba(255, 255, 255, 0.1); color: white; }
.btn-ghost   { background: transparent; color: var(--text-muted); }
.btn-ghost:hover { background: var(--surface-2); color: var(--text); }
.btn-sm { padding: 8px 14px; font-size: 13.5px; }
.btn-lg { padding: 15px 28px; font-size: 15.5px; }

/* ===== Hero principal ===== */
.hero-logo {
    margin-bottom: 28px;
}
.hero-logo img {
    height: 140px;
    width: auto;
    display: block;
}

.hero {
    padding: 120px 0 100px;
    background: var(--bg-dark);
    color: white;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 15% 20%, rgba(20, 184, 166, 0.15) 0%, transparent 55%),
        radial-gradient(ellipse at 85% 75%, rgba(59, 130, 246, 0.12) 0%, transparent 55%),
        linear-gradient(180deg, transparent 0%, rgba(6, 31, 49, 0.4) 100%);
    pointer-events: none;
}
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 820px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 24px;
    color: rgba(255, 255, 255, 0.9);
}
.hero-badge-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--accent); box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.2);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.2); }
    50% { box-shadow: 0 0 0 8px rgba(20, 184, 166, 0); }
}

.hero h1 {
    font-size: 64px;
    line-height: 1.05;
    font-weight: 700;
    margin-bottom: 28px;
    letter-spacing: -0.025em;
}
.hero h1 em { color: var(--accent); font-style: italic; font-family: inherit; }

.hero-lead {
    font-size: 19px;
    color: rgba(255, 255, 255, 0.78);
    margin-bottom: 40px;
    line-height: 1.65;
    max-width: 640px;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 80px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 2;
}
.hero-stat-value { font-family: var(--font-display); font-size: 42px; font-weight: 700; color: white; letter-spacing: -0.02em; line-height: 1; }
.hero-stat-value em { color: var(--accent); font-style: italic; }
.hero-stat-label { font-size: 14px; color: rgba(255, 255, 255, 0.6); margin-top: 6px; }

/* ===== Sections générales ===== */
.section { padding: 100px 0; }
.section-sm { padding: 60px 0; }
.section-dark { background: var(--bg-dark); color: white; }
.section-soft { background: var(--bg-soft); }

.section-header { max-width: 720px; margin: 0 auto 64px; text-align: center; }
.section-header-left { max-width: 720px; margin-bottom: 48px; text-align: left; }
.section-title { font-family: var(--font-display); font-size: 44px; line-height: 1.15; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 16px; }
.section-title em { color: var(--accent-dark); font-style: italic; }
.section-subtitle { font-size: 17px; color: var(--text-muted); line-height: 1.7; }

/* ===== Grille services (accueil) ===== */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}
.service-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: all .25s;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    display: block;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--brand), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .3s;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: transparent; color: inherit; }
.service-card:hover::before { transform: scaleX(1); }

.service-card-icon {
    width: 52px; height: 52px;
    border-radius: 13px;
    background: linear-gradient(135deg, var(--brand), var(--brand-light));
    color: white;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}
.service-card-title { font-family: var(--font-display); font-size: 21px; font-weight: 700; margin-bottom: 10px; }
.service-card-text { color: var(--text-muted); font-size: 14.5px; line-height: 1.65; }
.service-card-arrow { color: var(--accent-dark); font-weight: 600; font-size: 14px; margin-top: 16px; display: flex; align-items: center; gap: 6px; transition: gap .2s; }
.service-card:hover .service-card-arrow { gap: 12px; }

/* ===== Bandeau SecureDrop en vedette (accueil) ===== */
.featured-product {
    background: linear-gradient(135deg, var(--brand-dark) 0%, var(--brand-deep) 100%);
    color: white;
    border-radius: var(--radius-xl);
    padding: 60px;
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 48px;
    align-items: center;
}
.featured-product::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 100% 0%, rgba(20, 184, 166, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 0% 100%, rgba(59, 130, 246, 0.15) 0%, transparent 50%);
    pointer-events: none;
}
.featured-product-content { position: relative; z-index: 2; }
.featured-product-tag {
    display: inline-block;
    background: rgba(20, 184, 166, 0.15);
    color: var(--accent);
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 18px;
}
.featured-product h2 {
    font-family: var(--font-display);
    font-size: 40px;
    line-height: 1.15;
    margin-bottom: 18px;
    letter-spacing: -0.02em;
}
.featured-product h2 em { color: var(--accent); font-style: italic; }
.featured-product p { color: rgba(255, 255, 255, 0.82); font-size: 16px; margin-bottom: 28px; line-height: 1.7; }
.featured-product-features { list-style: none; margin-bottom: 28px; }
.featured-product-features li { display: flex; align-items: center; gap: 10px; padding: 5px 0; font-size: 14.5px; color: rgba(255, 255, 255, 0.9); }
.featured-product-features li::before { content: '→'; color: var(--accent); font-weight: 700; }

.featured-product-visual {
    position: relative;
    z-index: 2;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
}
.fake-app-header { display: flex; gap: 6px; margin-bottom: 16px; }
.fake-app-header span { width: 12px; height: 12px; border-radius: 50%; background: rgba(255, 255, 255, 0.2); }
.fake-app-header span:first-child { background: #ef4444; }
.fake-app-header span:nth-child(2) { background: #f59e0b; }
.fake-app-header span:last-child { background: #10b981; }
.fake-app-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 14px; background: rgba(255, 255, 255, 0.05);
    border-radius: 8px; margin-bottom: 8px; font-size: 13px;
}
.fake-app-row-name { display: flex; gap: 10px; align-items: center; }
.fake-app-row-icon { width: 32px; height: 32px; background: rgba(20, 184, 166, 0.2); border-radius: 6px; display: flex; align-items: center; justify-content: center; }
.fake-app-row-meta { color: rgba(255, 255, 255, 0.4); font-size: 11px; }

/* ===== Carte offres cyber ===== */
.cyber-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    align-items: stretch;
}
.cyber-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    position: relative;
    display: flex;
    flex-direction: column;
    transition: all .25s;
}
.cyber-card:hover { border-color: var(--brand); box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.cyber-card-num {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 14px;
    color: var(--accent-dark);
    font-weight: 600;
    margin-bottom: 12px;
}
.cyber-card-name { font-family: var(--font-display); font-size: 26px; font-weight: 700; margin-bottom: 10px; }
.cyber-card-price {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}
.cyber-card-price-unit { font-family: var(--font-sans); font-size: 14px; color: var(--text-muted); font-weight: 500; }
.cyber-card-desc { color: var(--text-muted); font-size: 14.5px; margin: 16px 0 20px; line-height: 1.65; }
.cyber-card-features { list-style: none; flex: 1; margin-bottom: 24px; }
.cyber-card-features li { padding: 8px 0; font-size: 14px; display: flex; gap: 10px; }
.cyber-card-features li::before { content: '✓'; color: var(--success); font-weight: 700; }
.cyber-card-featured { border-color: var(--brand); border-width: 2px; }
.cyber-card-featured::before {
    content: 'RECOMMANDÉ';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--brand);
    color: white;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
}

/* ===== Bloc "pourquoi nous" / avantages ===== */
.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
}
.why-item { text-align: left; }
.why-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    background: var(--surface-2);
    color: var(--brand);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 18px;
}
.why-title { font-family: var(--font-display); font-size: 19px; font-weight: 700; margin-bottom: 8px; }
.why-text { color: var(--text-muted); font-size: 14.5px; line-height: 1.65; }

/* ===== Tarifs ===== */
.tarif-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}
.tarif-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 32px;
    align-items: center;
    padding: 24px 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all .15s;
}
.tarif-row:hover { border-color: var(--brand-light); box-shadow: var(--shadow); }
.tarif-name { font-weight: 600; font-size: 16px; color: var(--text); }
.tarif-desc { color: var(--text-muted); font-size: 13.5px; margin-top: 4px; }
.tarif-price {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 26px;
    color: var(--brand);
    white-space: nowrap;
    letter-spacing: -0.01em;
}
.tarif-price-unit { font-family: var(--font-sans); font-size: 13px; color: var(--text-muted); font-weight: 500; }

/* ===== À propos - fondateur ===== */
.founder-section {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 64px;
    align-items: center;
}
.founder-visual {
    aspect-ratio: 4/5;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--brand), var(--brand-dark));
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 40px;
    color: white;
}
.founder-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 70% 30%, rgba(20, 184, 166, 0.3) 0%, transparent 60%);
}
.founder-visual-emoji { font-size: 180px; line-height: 1; position: relative; z-index: 1; }
.founder-photo {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}
.founder-visual:has(.founder-photo)::before {
    background: linear-gradient(180deg, rgba(6,31,49,0.25) 0%, transparent 30%, transparent 70%, rgba(6,31,49,0.35) 100%);
    z-index: 1;
}
.founder-badge {
    position: absolute;
    top: 24px; left: 24px;
    background: rgba(6, 31, 49, 0.65);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
    color: white;
    z-index: 2;
}

.founder-content h2 { font-size: 42px; line-height: 1.15; margin-bottom: 20px; letter-spacing: -0.02em; }
.founder-content h2 em { color: var(--accent-dark); font-style: italic; }
.founder-content p { font-size: 16px; color: var(--text-muted); margin-bottom: 18px; line-height: 1.75; }

.founder-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}
.founder-stat-value { font-family: var(--font-display); font-size: 32px; font-weight: 700; color: var(--brand); letter-spacing: -0.02em; }
.founder-stat-value em { color: var(--accent-dark); font-style: italic; }
.founder-stat-label { font-size: 13px; color: var(--text-muted); margin-top: 2px; }

/* ===== Zone d'intervention ===== */
.zone-intervention {
    background: var(--bg-dark);
    color: white;
    border-radius: var(--radius-xl);
    padding: 60px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    position: relative;
    overflow: hidden;
}
.zone-intervention::before {
    content: '';
    position: absolute;
    right: -100px; top: -100px;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.15), transparent 70%);
    border-radius: 50%;
}
.zone-departements {
    display: flex; gap: 16px; flex-wrap: wrap;
    margin-top: 24px;
}
.zone-dept {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 14.5px;
}
.zone-dept-num {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--accent);
    margin-right: 6px;
}

/* ===== Formations liste ===== */
.formation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
}
.formation-tag {
    padding: 14px 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all .15s;
}
.formation-tag:hover { border-color: var(--brand); background: var(--surface-2); }
.formation-tag-icon { font-size: 18px; }

/* ===== CTA band ===== */
.cta-band {
    background: linear-gradient(135deg, var(--brand-deep) 0%, var(--brand-dark) 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-band::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(20, 184, 166, 0.15), transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(255, 255, 255, 0.08), transparent 60%);
}
.cta-band-inner { position: relative; z-index: 2; }
.cta-band h2 { font-family: var(--font-display); font-size: 42px; margin-bottom: 16px; letter-spacing: -0.02em; }
.cta-band h2 em { color: var(--accent); font-style: italic; }
.cta-band p { color: rgba(255, 255, 255, 0.85); font-size: 17px; margin-bottom: 32px; max-width: 620px; margin-left: auto; margin-right: auto; }
.cta-band-ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.footer { background: var(--bg-dark); color: rgba(255, 255, 255, 0.7); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer h4 { font-family: var(--font-sans); color: white; font-size: 13px; font-weight: 600; margin-bottom: 18px; text-transform: uppercase; letter-spacing: 0.08em; }
.footer a { color: rgba(255, 255, 255, 0.6); display: block; padding: 4px 0; font-size: 14px; transition: color .15s; }
.footer a:hover { color: white; }
.footer-brand { font-family: var(--font-brand); font-weight: 800; font-size: 18px; color: white; margin-bottom: 14px; display: flex; align-items: center; gap: 12px; letter-spacing: 0.02em; text-transform: uppercase; }
.footer-desc { font-size: 14px; line-height: 1.7; max-width: 320px; }
.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
}

/* ===== Formulaire contact ===== */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-weight: 600; font-size: 13.5px; margin-bottom: 6px; color: var(--text); }
.form-control {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    font: inherit;
    font-size: 15px;
    background: var(--surface);
    transition: border-color .15s, box-shadow .15s;
}
.form-control:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(11, 59, 92, 0.12);
}
textarea.form-control { resize: vertical; min-height: 140px; font-family: inherit; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ===== Alerte ===== */
.alert { padding: 14px 18px; border-radius: var(--radius-sm); margin-bottom: 20px; border-left: 4px solid; font-size: 14.5px; }
.alert-success { background: #d1fae5; border-color: var(--success); color: #065f46; }
.alert-info { background: #dbeafe; border-color: #3b82f6; color: #1e40af; }

/* ===== Card simple ===== */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-in { animation: fadeInUp .6s ease-out both; }
.animate-delay-1 { animation-delay: .1s; }
.animate-delay-2 { animation-delay: .2s; }
.animate-delay-3 { animation-delay: .3s; }

/* ===== Responsive ===== */
@media (max-width: 960px) {
    h1 { font-size: 38px; }
    h2 { font-size: 28px; }
    .hero { padding: 80px 0 60px; }
    .hero h1 { font-size: 42px; }
    .hero-lead { font-size: 17px; }
    .hero-stats { grid-template-columns: 1fr; gap: 20px; }
    .section { padding: 64px 0; }
    .section-title { font-size: 32px; }
    .featured-product { grid-template-columns: 1fr; padding: 40px 32px; }
    .founder-section { grid-template-columns: 1fr; gap: 32px; }
    .founder-visual { aspect-ratio: 16/10; }
    .zone-intervention { grid-template-columns: 1fr; padding: 40px 32px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .form-row { grid-template-columns: 1fr; }
    .nav-links { display: none; }
    .cta-band h2 { font-size: 30px; }
    .tarif-row { grid-template-columns: 1fr; gap: 12px; }
}