/* ============================================================
   DEMMA - FEUILLE DE STYLE PRINCIPALE
   ============================================================ */

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

:root {
    --noir: #0a1628;
    --noir-clair: #1a2f4a;
    --rouge: #c0392b;
    --fond: #f8f9fa;
    --blanc: #ffffff;
    --gris-texte: #5a6e85;
    --gris-clair: #dce3ec;
    --gris-tres-clair: #e4e9f0;
}

body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--fond);
    color: var(--noir);
    line-height: 1.6;
    min-height: 100vh;
}

a { text-decoration: none; color: inherit; }

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

/* ---- NAVBAR ---- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0 20px;
    flex-wrap: wrap;
    gap: 12px;
    border-bottom: 1px solid var(--gris-tres-clair);
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 26px;
    font-weight: 700;
    letter-spacing: -0.5px;
}
.logo i {
    font-size: 28px;
    color: var(--rouge);
    background: #f0e8e0;
    padding: 10px;
    border-radius: 14px;
}
.logo span { color: var(--rouge); }
.nav-right {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

/* ---- SÉLECTEUR DE LANGUE ---- */
.lang-dropdown { position: relative; display: inline-block; }
.lang-btn {
    background: var(--blanc);
    border: 1px solid var(--gris-clair);
    border-radius: 40px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--noir);
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: 0.2s;
    font-family: inherit;
}
.lang-btn:hover { border-color: #a0b4c8; background: #fafcff; }
.lang-dropdown-content {
    display: none;
    position: absolute;
    top: 110%;
    right: 0;
    background: var(--blanc);
    min-width: 200px;
    border-radius: 16px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--gris-tres-clair);
    z-index: 999;
    padding: 6px 0;
}
.lang-dropdown-content.show { display: block; }
.lang-item {
    padding: 12px 20px;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: 0.1s;
}
.lang-item:hover { background: #f5f8ff; }
.lang-item .check { color: var(--rouge); font-weight: 700; }

/* ---- BOUTONS ---- */
.btn-outline,
.btn-primary {
    padding: 12px 26px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
    border: none;
}
.btn-outline {
    background: transparent;
    border: 1.5px solid #d0dae8;
    color: var(--noir);
}
.btn-outline:hover { background: #f0f4fc; border-color: #aab8cc; }
.btn-primary { background: var(--noir); color: var(--blanc); }
.btn-primary:hover { background: var(--noir-clair); transform: scale(1.02); }

/* ---- HERO ---- */
.hero {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
    padding: 50px 0 60px;
}
.hero-text { flex: 1 1 50%; }
.badge {
    display: inline-block;
    background: var(--rouge);
    color: var(--blanc);
    padding: 6px 20px;
    border-radius: 60px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.3px;
    margin-bottom: 18px;
}
.hero-text h2 {
    font-size: 44px;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 18px;
    color: var(--noir);
}
.hero-text h2 span { color: var(--rouge); }
.hero-text p {
    font-size: 18px;
    color: #3a4f6a;
    max-width: 540px;
    margin-bottom: 30px;
}
.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}
.hero-buttons .btn-primary,
.hero-buttons .btn-outline { padding: 15px 38px; font-size: 16px; }
.hero-image {
    flex: 1 1 40%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.illustration {
    background: linear-gradient(145deg, #e8edf6, #dce3ee);
    border-radius: 40px;
    padding: 50px 40px;
    text-align: center;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.06);
}
.illustration i {
    font-size: 80px;
    color: var(--noir);
    opacity: 0.75;
    margin-bottom: 16px;
    display: block;
}
.illustration h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--noir);
    margin-bottom: 8px;
}
.illustration p {
    color: #4a5f7a;
    font-size: 15px;
    line-height: 1.5;
}

/* ---- TITRES ---- */
.section-title {
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 12px;
    text-align: center;
    color: var(--noir);
}
.section-sub {
    text-align: center;
    color: #4a5f7a;
    margin-bottom: 40px;
    font-size: 17px;
}

/* ---- CARTES ---- */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 70px;
}
.card {
    background: var(--blanc);
    border-radius: 28px;
    padding: 32px 26px;
    border: 1px solid #e8eef6;
    transition: 0.25s;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}
.card:hover {
    transform: translateY(-4px);
    border-color: #bccfdf;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.06);
}
.card .icon {
    font-size: 34px;
    color: var(--rouge);
    margin-bottom: 14px;
    display: block;
}
.card h4 {
    font-size: 19px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--noir);
}
.card p {
    font-size: 15px;
    color: #4a5f7a;
    line-height: 1.6;
}

/* ---- FOOTER ---- */
.footer {
    border-top: 1px solid var(--gris-tres-clair);
    padding: 40px 0 30px;
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
    font-size: 14px;
    color: var(--gris-texte);
}
.footer strong { color: var(--noir); }
.footer-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    align-items: center;
}
.footer a { color: var(--noir); font-weight: 500; transition: 0.2s; }
.footer a:hover { color: var(--rouge); }
.socials { display: flex; gap: 14px; flex-wrap: wrap; }
.socials a {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--gris-texte);
    transition: 0.2s;
}
.socials a:hover { color: var(--noir); }
.socials a i { font-size: 18px; }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
    .hero-text h2 { font-size: 32px; }
    .hero-text p { font-size: 16px; }
    .navbar { flex-direction: column; align-items: stretch; }
    .nav-right { justify-content: center; }
    .section-title { font-size: 26px; }
}
@media (max-width: 480px) {
    .container { padding: 0 18px; }
    .hero-text h2 { font-size: 28px; }
    .hero-buttons { flex-direction: column; }
    .hero-buttons .btn-primary,
    .hero-buttons .btn-outline { width: 100%; justify-content: center; }
    .nav-right { flex-direction: column; align-items: stretch; }
    .btn-outline, .btn-primary { justify-content: center; }
    .footer { flex-direction: column; align-items: center; text-align: center; }
    .footer-links, .socials { justify-content: center; }
}