/* ========================================
   A D CONSTRUCT — Feuille de style
   Palette : blanc / gris / bleu foncé + accent vert
======================================== */

:root {
    --color-bg: #ffffff;
    --color-surface: #f4f6f9;
    --color-border: #dfe4ec;
    --color-text: #1b2636;
    --color-muted: #5c6b80;
    --color-primary: #0f2744;
    --color-primary-dark: #091a2e;
    --color-accent: #2f8f4d;
    --color-accent-soft: #e4f2e7;
    --shadow-sm: 0 2px 6px rgba(15, 39, 68, 0.06);
    --shadow-md: 0 8px 24px rgba(15, 39, 68, 0.10);
    --radius: 4px;
    --radius-lg: 12px;
    --max-w: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color .2s;
}
a:hover { color: var(--color-accent); }

.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 22px;
}

/* ============ HEADER ============ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: #ffffff;
    border-bottom: 1px solid var(--color-border);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 22px;
    gap: 16px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    color: var(--color-primary);
    font-size: 1.05rem;
    letter-spacing: 0.04em;
}
.logo-mark {
    width: 46px;
    height: 46px;
    background: var(--color-primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.85rem;
    position: relative;
    transform: rotate(45deg);
    border-radius: 4px;
}
.logo-mark span {
    transform: rotate(-45deg);
    letter-spacing: 0.05em;
}
.logo-mark::after {
    content: "";
    position: absolute;
    top: -2px;
    right: -2px;
    width: 14px;
    height: 14px;
    background: var(--color-accent);
    border-radius: 2px;
}
.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 26px;
    align-items: center;
}
.main-nav a {
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.95rem;
}
.main-nav a:hover { color: var(--color-accent); }
.nav-cta {
    background: var(--color-primary);
    color: #fff !important;
    padding: 10px 18px;
    border-radius: var(--radius);
    transition: background .2s;
}
.nav-cta:hover { background: var(--color-accent); }
.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.6rem;
    color: var(--color-primary);
    cursor: pointer;
}

/* ============ HERO ============ */
.hero {
    background: linear-gradient(135deg, #091a2e 0%, #123258 100%);
    color: #fff;
    padding: 90px 0 100px;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: "";
    position: absolute;
    right: -80px;
    bottom: -80px;
    width: 320px;
    height: 320px;
    background: var(--color-accent);
    opacity: 0.14;
    transform: rotate(45deg);
    border-radius: 12px;
}
.hero::after {
    content: "";
    position: absolute;
    left: 40%;
    top: 30%;
    width: 140px;
    height: 140px;
    border: 2px solid rgba(255,255,255,0.08);
    transform: rotate(45deg);
}
.hero-inner {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
    position: relative;
    z-index: 1;
}
.hero h1 {
    font-size: 2.6rem;
    line-height: 1.15;
    margin: 0 0 18px;
    font-weight: 700;
}
.hero h1 .accent { color: var(--color-accent); }
.hero p.lead {
    font-size: 1.1rem;
    color: #cfd9e6;
    margin-bottom: 28px;
}
.hero .hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.16);
    padding: 26px;
    border-radius: var(--radius-lg);
    backdrop-filter: blur(4px);
}
.hero-card h3 { margin: 0 0 14px; font-size: 1.05rem; color: #fff; }
.hero-card ul { margin: 0; padding: 0 0 0 18px; color: #cfd9e6; }
.hero-card li { margin-bottom: 8px; }

/* ============ BUTTONS ============ */
.btn {
    display: inline-block;
    padding: 12px 22px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: all .2s;
    text-align: center;
    line-height: 1.2;
}
.btn-primary {
    background: var(--color-accent);
    color: #fff;
}
.btn-primary:hover {
    background: #247a3e;
    color: #fff !important;
}
.btn-ghost {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.4);
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.1);
    color: #fff !important;
}
.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}
.btn-outline:hover {
    background: var(--color-primary);
    color: #fff !important;
}

/* ============ SECTIONS ============ */
.section {
    padding: 80px 0;
}
.section-alt { background: var(--color-surface); }
.section-title {
    text-align: center;
    margin-bottom: 50px;
}
.section-title .eyebrow {
    color: var(--color-accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.85rem;
}
.section-title h2 {
    font-size: 2rem;
    margin: 8px 0 14px;
    color: var(--color-primary);
}
.section-title p {
    color: var(--color-muted);
    max-width: 680px;
    margin: 0 auto;
}

/* ============ GRIDS ============ */
.grid {
    display: grid;
    gap: 28px;
}
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid.compact { gap: 14px; }

/* ============ CARDS ============ */
.card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: transform .25s, box-shadow .25s;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}
.card .icon {
    width: 46px;
    height: 46px;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    border-radius: var(--radius);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    font-weight: 700;
    font-size: 1.2rem;
}
.card h3 {
    margin: 0 0 8px;
    color: var(--color-primary);
    font-size: 1.15rem;
}
.card p { margin: 0; color: var(--color-muted); font-size: 0.95rem; }

/* ============ TRUST / STATS ============ */
.trust-bar {
    background: var(--color-primary);
    color: #fff;
    padding: 36px 0;
}
.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    text-align: center;
    gap: 24px;
}
.trust-item .num {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-accent);
}
.trust-item .label {
    color: #cfd9e6;
    font-size: 0.92rem;
}

/* ============ TESTIMONIALS ============ */
.testimonial {
    background: #fff;
    border-left: 3px solid var(--color-accent);
    padding: 24px 28px;
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    box-shadow: var(--shadow-sm);
}
.testimonial p { font-style: italic; color: var(--color-text); margin: 0 0 16px; }
.testimonial .author {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.95rem;
}
.testimonial .author span {
    display: block;
    font-weight: 400;
    color: var(--color-muted);
    font-size: 0.85rem;
}

/* ============ PROCESS ============ */
.process-step {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 26px;
    position: relative;
}
.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 4px;
    font-weight: 700;
    margin-bottom: 14px;
}
.process-step h3 { margin: 0 0 8px; color: var(--color-primary); font-size: 1.1rem; }
.process-step p { margin: 0; color: var(--color-muted); font-size: 0.95rem; }

/* ============ PAGE HERO ============ */
.page-hero {
    background: linear-gradient(135deg, #091a2e 0%, #123258 100%);
    color: #fff;
    padding: 70px 0 60px;
}
.page-hero h1 {
    font-size: 2.2rem;
    margin: 0 0 12px;
}
.page-hero p {
    color: #cfd9e6;
    max-width: 720px;
    margin: 0;
    font-size: 1.05rem;
}

/* ============ CONTENT PAGE ============ */
.content-page {
    padding: 60px 0 80px;
}
.content-page h1 {
    font-size: 2rem;
    color: var(--color-primary);
    margin: 0 0 8px;
}
.content-page .updated {
    color: var(--color-muted);
    font-size: 0.9rem;
    margin: 0 0 30px;
}
.content-page h2 {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin: 32px 0 12px;
    padding-top: 14px;
    border-top: 1px solid var(--color-border);
}
.content-page h3 {
    font-size: 1.05rem;
    color: var(--color-primary);
    margin: 22px 0 8px;
}
.content-page p, .content-page ul {
    color: var(--color-text);
    font-size: 0.97rem;
}
.content-page ul { padding-left: 22px; }
.content-page li { margin-bottom: 6px; }
.callout {
    background: var(--color-accent-soft);
    border-left: 3px solid var(--color-accent);
    padding: 18px 22px;
    margin: 22px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
}
.callout strong { color: var(--color-primary); }

/* ============ FORMS ============ */
.form-wrapper {
    background: #fff;
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}
.form-wrapper h2 {
    margin-top: 0;
    color: var(--color-primary);
}
form label {
    display: block;
    font-weight: 500;
    color: var(--color-primary);
    font-size: 0.92rem;
    margin-bottom: 12px;
}
form input[type="text"],
form input[type="email"],
form input[type="tel"],
form input[type="number"],
form select,
form textarea {
    width: 100%;
    padding: 11px 13px;
    margin-top: 6px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: #fff;
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color .2s;
}
form input:focus,
form select:focus,
form textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}
form .grid.compact label { margin-bottom: 6px; }
form .checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-weight: 400;
    font-size: 0.88rem;
    color: var(--color-muted);
}
form .checkbox input { margin-top: 4px; }
.form-success {
    background: var(--color-accent-soft);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-lg);
    padding: 24px;
    color: var(--color-primary);
}
.form-success strong { display: block; font-size: 1.1rem; margin-bottom: 8px; }
.form-success p { margin: 0; color: var(--color-text); }

/* ============ CONTACT GRID ============ */
.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 36px;
}
.contact-card {
    background: var(--color-surface);
    padding: 28px;
    border-radius: var(--radius-lg);
}
.contact-card h3 { margin-top: 0; color: var(--color-primary); }
.contact-card ul { list-style: none; padding: 0; margin: 0; }
.contact-card li { padding: 6px 0; color: var(--color-text); }
.map-embed {
    margin-top: 28px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
}
.map-embed iframe { width: 100%; height: 320px; border: 0; display: block; }

/* ============ CHECK LIST ============ */
.check-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.check-list li {
    padding-left: 28px;
    position: relative;
    margin-bottom: 10px;
    color: var(--color-text);
}
.check-list li::before {
    content: "✓";
    color: var(--color-accent);
    position: absolute;
    left: 0;
    top: 0;
    font-weight: 700;
}

/* ============ FOOTER ============ */
.site-footer {
    background: var(--color-primary-dark);
    color: #c8d1df;
    padding: 60px 0 26px;
    margin-top: 60px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.site-footer h4 {
    color: #fff;
    margin: 0 0 16px;
    font-size: 1rem;
    letter-spacing: 0.04em;
}
.site-footer p { color: #c8d1df; font-size: 0.92rem; margin: 0 0 12px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { padding: 4px 0; font-size: 0.92rem; }
.site-footer a { color: #c8d1df; }
.site-footer a:hover { color: var(--color-accent); }
.legal-info {
    color: #8798af !important;
    font-size: 0.85rem !important;
    line-height: 1.6;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.85rem;
    color: #8798af;
}

/* ============ COOKIE BANNER ============ */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-primary-dark);
    color: #e0e7f1;
    padding: 18px 0;
    z-index: 100;
    box-shadow: 0 -2px 12px rgba(0,0,0,0.2);
}
.cookie-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    flex-wrap: wrap;
}
.cookie-inner p { margin: 0; font-size: 0.92rem; flex: 1; min-width: 240px; }
.cookie-inner a { color: var(--color-accent); }
.cookie-actions { display: flex; gap: 10px; }

/* ============ BREADCRUMB ============ */
.breadcrumb a { color: var(--color-muted); }
.breadcrumb a:hover { color: var(--color-accent); }

/* ============ RESPONSIVE ============ */
@media (max-width: 960px) {
    .hero-inner { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2.1rem; }
    .grid-2 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: 1fr 1fr; }
    .grid-4 { grid-template-columns: 1fr 1fr; }
    .trust-grid { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
    .nav-toggle { display: inline-block; }
    .main-nav {
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 1px solid var(--color-border);
        display: none;
    }
    .main-nav.open { display: block; }
    .main-nav ul {
        flex-direction: column;
        gap: 0;
        padding: 12px 22px 22px;
        align-items: stretch;
    }
    .main-nav li { padding: 10px 0; border-bottom: 1px solid var(--color-border); }
    .main-nav li:last-child { border-bottom: none; }
    .nav-cta { display: inline-block; text-align: center; }
    .grid-3 { grid-template-columns: 1fr; }
    .grid-4 { grid-template-columns: 1fr; }
    .trust-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; }
    .section { padding: 60px 0; }
    .hero { padding: 60px 0 70px; }
    .hero h1 { font-size: 1.85rem; }
}