/* --- Hero Section --- */
.hero {
    position: relative;
    background-color: #020617;
    padding: 12rem 0;
    color: #ffffff;
    overflow: hidden;
    text-align: center;
}
@media (min-width: 1024px) { .hero { padding: 15rem 0; } }
.hero-bg {
    position: absolute;
    inset: 0;
    opacity: 0.3;
    mix-blend-mode: multiply;
    pointer-events: none;
}
.hero-bg img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.1); }
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, #020617, transparent, rgba(2, 6, 23, 0.2));
}
.hero-content { position: relative; z-index: 10; }
.badge-pulse {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(24px);
    padding: 0.625rem 1.5rem;
    border-radius: 9999px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 2.5rem;
}
.pulse-dot { height: 0.625rem; width: 0.625rem; border-radius: 50%; background-color: var(--primary); animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .5; } }
.badge-text { font-size: 0.75rem; font-weight: 900; text-transform: uppercase; letter-spacing: 0.3em; }
.hero-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 900;
    max-width: 72rem;
    margin: 0 auto;
    line-height: 1.05;
    letter-spacing: -0.02em;
}
@media (min-width: 640px) { .hero-title { font-size: 4.5rem; } }
@media (min-width: 1024px) { .hero-title { font-size: 5rem; } }
.hero-title span { color: var(--primary); }
.hero-desc {
    max-width: 48rem;
    margin: 2.5rem auto 0 auto;
    font-size: 1.125rem;
    color: #e2e8f0;
    font-weight: 500;
    line-height: 1.625;
}
@media (min-width: 640px) { .hero-desc { font-size: 1.5rem; } }

/* --- Section Chiffres (Barre de rassurance) --- */
.stats-section {
    padding: 5rem 0;
    background-color: var(--surface);
    border-bottom: 1px solid var(--border);
    position: relative;
    z-index: 20;
    margin: -2.5rem auto 0 auto;
    max-width: 72rem;
    border-radius: 1.875rem;
    box-shadow: var(--shadow);
}
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 3rem; padding: 0 2rem; text-align: center; }
@media (min-width: 1024px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat-item { display: flex; flex-direction: column; gap: 0.5rem; }
.stat-item + .stat-item { border-left: 1px solid var(--border); }
.stat-num { font-size: 3rem; font-weight: 900; color: var(--text-main); font-family: var(--font-serif); }
.stat-num.highlight { color: var(--primary); font-style: italic; }
.stat-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.2em; font-weight: 900; }
@media (max-width: 1023px) {
    .stat-hide-mobile { display: none; }
    .stats-grid .stat-item:nth-child(3) { border-left: none; }
}

/* --- Section Grands Pôles --- */
.poles-section { padding: 8rem 0; }
.section-header { text-align: center; max-width: 56rem; margin: 0 auto 6rem auto; }
.section-tag { font-size: 0.75rem; font-weight: 900; color: var(--primary); text-transform: uppercase; letter-spacing: 0.3em; margin-bottom: 1rem; display: block; }
.section-title { font-family: var(--font-serif); font-size: 2.25rem; font-weight: 900; color: var(--text-main); letter-spacing: -0.03em; margin-bottom: 2rem; }
@media (min-width: 640px) { .section-title { font-size: 3.75rem; } }
.section-line { height: 6px; width: 6rem; background-color: var(--primary); margin: 0 auto; border-radius: 9999px; }

.poles-grid { display: grid; gap: 2.5rem; grid-template-columns: 1fr; }
@media (min-width: 1024px) { .poles-grid { grid-template-columns: repeat(3, 1fr); } }
.pole-card {
    background-color: var(--surface);
    padding: 2.5rem;
    border-radius: 2.5rem;
    box-shadow: var(--shadow);
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: all 0.5s;
}
.pole-card:hover { border-color: var(--primary); }
.pole-icon {
    height: 4rem;
    width: 4rem;
    background-color: #fef2f2;
    color: var(--primary);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2.5rem;
    box-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
}
html.dark .pole-icon { background-color: rgba(153, 27, 27, 0.3); }
.pole-title { font-size: 1.5rem; font-weight: 900; color: var(--text-main); font-family: var(--font-serif); margin-bottom: 1.5rem; line-height: 1.2; }
.pole-desc { color: var(--text-muted); font-weight: 500; line-height: 1.625; margin-bottom: 2rem; flex-grow: 1; }
.pole-footer { padding-top: 1.5rem; border-top: 1px solid var(--border); font-size: 0.75rem; font-weight: 900; color: var(--primary); text-transform: uppercase; letter-spacing: 0.1em; }

/* --- Section Proximité --- */
.features-section { padding: 8rem 0; background-color: #f8fafc; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
html.dark .features-section { background-color: rgba(38, 28, 28, 0.4); }
.features-grid { display: grid; gap: 6rem; grid-template-columns: 1fr; align-items: center; }
@media (min-width: 1024px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
.features-content { display: flex; flex-direction: column; gap: 2rem; }
.features-text-lead { color: var(--text-main); font-size: 1.125rem; line-height: 1.625; font-weight: 500; }
.features-text-body { color: var(--text-muted); font-size: 1rem; line-height: 1.625; }
.features-list { display: grid; grid-template-columns: 1fr; gap: 1.5rem; padding-top: 1rem; color: var(--text-main); font-weight: 700; }
@media (min-width: 640px) { .features-list { grid-template-columns: repeat(2, 1fr); } }
.feature-item { display: flex; align-items: center; gap: 0.75rem; }
.feature-item .material-symbols-outlined { color: var(--primary); background-color: #fef2f2; padding: 0.5rem; border-radius: 0.5rem; }
html.dark .feature-item .material-symbols-outlined { background-color: rgba(153, 27, 27, 0.3); }

.features-media { position: relative; }
.features-img { width: 100%; height: 500px; object-fit: cover; border-radius: 3rem; box-shadow: var(--shadow); }
.features-badge {
    position: absolute;
    bottom: -1.5rem;
    left: -1.5rem;
    background-color: #000000;
    color: #ffffff;
    padding: 2rem;
    border-radius: 1.5rem;
    max-width: 20rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}
.features-badge .badge-num { display: block; font-size: 2.25rem; font-weight: 900; color: var(--primary); font-family: var(--font-serif); margin-bottom: 0.5rem; }
.features-badge .badge-label { font-size: 0.75rem; color: #cbd5e1; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; line-height: 1.625; }

/* --- Section FAQ --- */
.faq-section { padding: 8rem 0; max-width: 56rem; margin: 0 auto; width: 100%; }
.faq-list { display: flex; flex-direction: column; gap: 1.5rem; }
.faq-item { border: 2px solid var(--border); background-color: var(--surface); border-radius: 2rem; overflow: hidden; transition: all 0.3s; }
.faq-item.active { border-color: var(--primary); }
.faq-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 2rem;
    text-align: left;
    font-weight: 900;
    font-size: 1.125rem;
    color: var(--text-main);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s;
}
.faq-trigger:hover { background-color: #f8fafc; }
html.dark .faq-trigger:hover { background-color: rgba(38, 28, 28, 0.4); }
.faq-trigger .material-symbols-outlined { color: var(--primary); font-size: 1.5rem; }
.faq-answer { padding: 2rem; padding-top: 0; color: var(--text-muted); line-height: 1.625; font-weight: 500; }

/* --- Section CTA --- */
.cta-section { padding: 5rem 0 8rem 0; width: 100%; }
.cta-box {
    padding: 2.5rem;
    background-color: #000000;
    border-radius: 4rem;
    text-align: center;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    position: relative;
    overflow: hidden;
}
html.dark .cta-box { background-color: var(--surface); }
@media (min-width: 640px) { .cta-box { padding: 6rem; } }
.cta-glow { position: absolute; -top: 6rem; -right: 6rem; height: 16rem; width: 16rem; background-color: rgba(194, 30, 30, 0.2); border-radius: 50%; filter: blur(100px); }
.cta-content { position: relative; z-index: 10; display: flex; flex-direction: column; gap: 2rem; }
.cta-title { font-family: var(--font-serif); font-size: 2.25rem; font-weight: 900; color: #ffffff; letter-spacing: -0.03em; line-height: 1.2; }
@media (min-width: 640px) { .cta-title { font-size: 3.75rem; } }
.cta-desc { color: #94a3b8; font-size: 1.125rem; max-width: 42rem; margin: 0 auto; font-weight: 500; }
@media (min-width: 640px) { .cta-desc { font-size: 1.25rem; } }
.cta-btn-wrapper { padding-top: 1.5rem; }
.cta-btn {
    display: inline-block;
    background-color: var(--primary);
    color: #ffffff;
    font-weight: 900;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 1.5rem 3rem;
    border-radius: 2rem;
    text-decoration: none;
    transition: all 0.5s;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}
.cta-btn:hover { background-color: #ffffff; color: #000000; }