/* ============================================
   GROUPE HOARAU ERIC — Site institutionnel
   Style sobre, monochrome bleu France
   ============================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bleu-france: #002654;
    --bleu-clair: #1a3d6e;
    --noir: #1a1a1a;
    --gris-fonce: #4a4a4a;
    --gris: #666666;
    --gris-clair: #e5e5e5;
    --gris-tres-clair: #f4f4f5;
    --blanc: #ffffff;
    --bg-light: #fafafa;
    --serif: 'Cormorant Garamond', 'Times New Roman', serif;
    --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--sans);
    background: var(--blanc);
    color: var(--noir);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--bleu-france); text-decoration: none; }
a:hover { color: var(--bleu-clair); }

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

/* ===== Header ===== */
header.site-header {
    padding: 20px 40px;
    border-bottom: 1px solid var(--gris-clair);
    background: var(--blanc);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--noir);
    text-transform: uppercase;
}

.brand-sub {
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 2px;
    color: var(--gris);
    display: block;
    margin-top: 2px;
    text-transform: uppercase;
}

nav.main-nav {
    display: flex;
    gap: 32px;
}

nav.main-nav a {
    color: var(--gris-fonce);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.3px;
    padding: 4px 0;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s;
}

nav.main-nav a:hover,
nav.main-nav a.active {
    color: var(--bleu-france);
    border-bottom-color: var(--bleu-france);
}

.nav-toggle { display: none; background: none; border: none; cursor: pointer; }

/* ===== Hero ===== */
.hero {
    padding: 100px 40px 80px;
    text-align: center;
    background: var(--blanc);
}

.hero-container {
    max-width: 900px;
    margin: 0 auto;
}

.hero-eyebrow {
    font-size: 13px;
    letter-spacing: 3px;
    color: var(--bleu-france);
    text-transform: uppercase;
    margin-bottom: 24px;
    font-weight: 500;
}

.hero h1 {
    font-family: var(--serif);
    font-size: 56px;
    font-weight: 500;
    line-height: 1.15;
    color: var(--noir);
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}

.hero .baseline {
    font-size: 22px;
    color: var(--gris-fonce);
    font-weight: 300;
    margin-bottom: 16px;
    font-style: italic;
}

.hero p.intro {
    font-size: 18px;
    color: var(--gris-fonce);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

/* ===== Sections ===== */
section.content-section {
    padding: 80px 40px;
}

section.content-section.alt {
    background: var(--bg-light);
}

.section-container {
    max-width: 1100px;
    margin: 0 auto;
}

.section-eyebrow {
    font-size: 12px;
    letter-spacing: 3px;
    color: var(--bleu-france);
    text-transform: uppercase;
    margin-bottom: 16px;
    font-weight: 600;
}

h2.section-title {
    font-family: var(--serif);
    font-size: 40px;
    font-weight: 500;
    color: var(--noir);
    margin-bottom: 32px;
    letter-spacing: -0.3px;
    line-height: 1.2;
}

h2.section-title.center { text-align: center; }

.section-lead {
    font-size: 19px;
    color: var(--gris-fonce);
    max-width: 720px;
    margin: 0 auto 56px;
    line-height: 1.7;
    text-align: center;
}

h3 {
    font-family: var(--serif);
    font-size: 26px;
    font-weight: 500;
    margin-bottom: 16px;
    color: var(--noir);
}

h4 {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--bleu-france);
    margin-bottom: 12px;
}

p { margin-bottom: 16px; color: var(--gris-fonce); }

/* ===== Piliers (3 colonnes) ===== */
.pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 24px;
}

.pillar {
    padding: 40px 32px;
    background: var(--blanc);
    border: 1px solid var(--gris-clair);
    text-align: left;
    transition: transform 0.2s, box-shadow 0.2s;
}

.pillar:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 38, 84, 0.08);
}

.pillar-num {
    font-family: var(--serif);
    font-size: 14px;
    color: var(--bleu-france);
    letter-spacing: 2px;
    margin-bottom: 16px;
    font-weight: 500;
}

.pillar h3 {
    font-size: 22px;
    margin-bottom: 12px;
}

.pillar p {
    font-size: 15px;
    color: var(--gris-fonce);
    margin-bottom: 16px;
}

.pillar a.pillar-link {
    font-size: 13px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--bleu-france);
    font-weight: 600;
    border-bottom: 1px solid var(--bleu-france);
    padding-bottom: 2px;
}

/* ===== Chiffres clés ===== */
.key-figures {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    padding: 56px 0;
    border-top: 1px solid var(--gris-clair);
    border-bottom: 1px solid var(--gris-clair);
    text-align: center;
}

.figure-value {
    font-family: var(--serif);
    font-size: 44px;
    font-weight: 500;
    color: var(--bleu-france);
    line-height: 1;
}

.figure-label {
    font-size: 13px;
    color: var(--gris);
    margin-top: 8px;
    letter-spacing: 0.5px;
}

/* ===== Dirigeant / Bloc photo ===== */
.dirigeant-bloc {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 56px;
    align-items: start;
}

.dirigeant-photo {
    background: var(--bleu-france);
    aspect-ratio: 4/5;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blanc);
    font-family: var(--serif);
    font-size: 96px;
    font-weight: 500;
    letter-spacing: -2px;
    overflow: hidden;
    position: relative;
}

.dirigeant-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.dirigeant-info h3 {
    font-size: 28px;
    margin-bottom: 4px;
}

.dirigeant-info .role {
    font-size: 14px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--bleu-france);
    margin-bottom: 24px;
    font-weight: 600;
}

.dirigeant-info p {
    font-size: 16px;
    color: var(--gris-fonce);
    margin-bottom: 16px;
}

blockquote.citation {
    font-family: var(--serif);
    font-size: 24px;
    font-weight: 500;
    font-style: italic;
    color: var(--noir);
    border-left: 3px solid var(--bleu-france);
    padding: 8px 0 8px 24px;
    margin: 28px 0;
    line-height: 1.5;
}

/* ===== Entités / Cards ===== */
.entites-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-top: 32px;
}

.entite-card {
    border: 1px solid var(--gris-clair);
    padding: 40px;
    background: var(--blanc);
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    align-items: start;
}

.entite-card.alt { background: var(--bg-light); }

.entite-meta h3 {
    font-size: 22px;
    margin-bottom: 8px;
}

.entite-meta .secteur {
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--bleu-france);
    font-weight: 600;
    margin-bottom: 16px;
    display: block;
}

.entite-meta .meta-line {
    font-size: 13px;
    color: var(--gris);
    margin-bottom: 4px;
}

.entite-desc p {
    font-size: 15px;
    margin-bottom: 12px;
}

/* ===== CTA ===== */
.cta-section {
    background: var(--bleu-france);
    color: var(--blanc);
    text-align: center;
    padding: 80px 40px;
}

.cta-section h2 {
    color: var(--blanc);
    margin-bottom: 16px;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto 32px;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 14px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-weight: 600;
    border: 1px solid var(--bleu-france);
    background: var(--bleu-france);
    color: var(--blanc);
    cursor: pointer;
    transition: all 0.2s;
}

.btn:hover { background: var(--bleu-clair); border-color: var(--bleu-clair); color: var(--blanc); }

.btn.outline {
    background: transparent;
    border-color: var(--blanc);
}

.btn.outline:hover { background: var(--blanc); color: var(--bleu-france); }

.btn.dark {
    background: var(--noir);
    border-color: var(--noir);
}

/* ===== Page legal / contenu textuel ===== */
.legal-content,
.page-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 40px 80px;
}

.page-content h1 {
    font-family: var(--serif);
    font-size: 44px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--noir);
}

.page-content .breadcrumb {
    font-size: 13px;
    color: var(--gris);
    margin-bottom: 32px;
    letter-spacing: 0.5px;
}

.page-content h2 {
    font-family: var(--serif);
    font-size: 26px;
    font-weight: 500;
    margin: 40px 0 16px;
    color: var(--noir);
}

.page-content h3 {
    font-size: 17px;
    font-weight: 700;
    margin: 28px 0 12px;
    color: var(--bleu-france);
    letter-spacing: 0.5px;
}

.page-content p { color: var(--gris-fonce); }

.page-content ul,
.page-content ol {
    margin: 0 0 16px 24px;
    color: var(--gris-fonce);
}

.page-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0 24px;
    font-size: 14px;
}

.page-content table th,
.page-content table td {
    padding: 10px 14px;
    border: 1px solid var(--gris-clair);
    text-align: left;
    vertical-align: top;
}

.page-content table th {
    background: var(--bg-light);
    font-weight: 600;
}

/* ===== Contact form ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    margin-top: 32px;
}

.contact-info p { font-size: 15px; }

.contact-info strong { color: var(--noir); }

form.contact-form { display: grid; gap: 16px; }

form.contact-form label {
    font-size: 13px;
    letter-spacing: 0.5px;
    color: var(--gris-fonce);
    font-weight: 600;
    text-transform: uppercase;
}

form.contact-form input,
form.contact-form textarea {
    border: 1px solid var(--gris-clair);
    padding: 12px 14px;
    font-size: 15px;
    font-family: var(--sans);
    color: var(--noir);
    background: var(--blanc);
    width: 100%;
}

form.contact-form input:focus,
form.contact-form textarea:focus {
    outline: none;
    border-color: var(--bleu-france);
}

form.contact-form textarea { min-height: 140px; resize: vertical; }

/* ===== Footer ===== */
footer.site-footer {
    background: var(--noir);
    color: rgba(255, 255, 255, 0.7);
    padding: 56px 40px 24px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--blanc);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.footer-tagline {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 16px;
    font-style: italic;
}

.footer-col h5 {
    color: var(--blanc);
    font-size: 13px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 16px;
    font-weight: 600;
}

.footer-col a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    padding: 4px 0;
}

.footer-col a:hover { color: var(--blanc); }

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    text-align: center;
    line-height: 1.8;
}

.footer-bottom a { color: rgba(255, 255, 255, 0.7); }

/* ===== Responsive ===== */
@media (max-width: 900px) {
    nav.main-nav { display: none; flex-direction: column; gap: 12px; padding: 24px; background: var(--blanc); position: absolute; top: 100%; left: 0; right: 0; border-bottom: 1px solid var(--gris-clair); }
    nav.main-nav.open { display: flex; }
    .nav-toggle { display: block; font-size: 24px; color: var(--noir); }

    .hero { padding: 60px 24px 50px; }
    .hero h1 { font-size: 38px; }
    .hero .baseline { font-size: 18px; }
    .hero p.intro { font-size: 16px; }

    section.content-section { padding: 56px 24px; }
    h2.section-title { font-size: 30px; }
    .section-lead { font-size: 17px; }

    .pillars { grid-template-columns: 1fr; gap: 24px; }
    .key-figures { grid-template-columns: repeat(2, 1fr); gap: 32px; }
    .dirigeant-bloc { grid-template-columns: 1fr; gap: 32px; }
    .dirigeant-photo { max-width: 240px; margin: 0 auto; }
    .entite-card { grid-template-columns: 1fr; padding: 28px; }
    .contact-grid { grid-template-columns: 1fr; gap: 32px; }

    .footer-container { grid-template-columns: 1fr; }
    .legal-content, .page-content { padding: 40px 20px 60px; }
    .page-content h1 { font-size: 32px; }
}