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

body {
    font-family: 'Inter', sans-serif;
    background: #f8fafc;
    color: #0f172a;
    scroll-behavior: smooth;
}

/* ========== HERO SECTION ========== */
.hero-section {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0a0f1e 0%, #0f172a 50%, #1e293b 100%);
    background-image: url('https://images.unsplash.com/photo-1581091226033-d5c48150dbaa?q=80&w=2070&auto=format');
    background-size: cover;
    background-position: center 30%;
    background-blend-mode: overlay;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(107deg, rgba(10,15,30,0.85) 0%, rgba(15,23,42,0.75) 100%);
    backdrop-filter: brightness(0.9);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 4rem 1.5rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1.2rem;
    border-radius: 40px;
    font-size: 0.85rem;
    font-weight: 500;
    color: #cbd5e1;
    letter-spacing: 0.5px;
    border: 1px solid rgba(255,255,255,0.2);
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.2;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero-description {
    font-size: 1.1rem;
    color: #e2e8f0;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-hero-primary {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(135deg, #2b6c4e, #1f5e42);
    color: white;
    padding: 0.85rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    box-shadow: 0 8px 20px rgba(43,108,78,0.3);
}

.btn-hero-primary:hover {
    transform: translateY(-3px);
    background: linear-gradient(135deg, #1f5e42, #164f36);
    color: white;
    box-shadow: 0 12px 28px rgba(43,108,78,0.4);
}

.btn-hero-secondary {
    display: inline-flex;
    align-items: center;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(8px);
    color: white;
    padding: 0.85rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(255,255,255,0.3);
}

.btn-hero-secondary:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-3px);
    color: white;
}

/* ========== SECTION TITRE ========== */
.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    color: #4b6a7c;
    font-size: 1rem;
}

.title-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #2b6c4e, #facc15);
    margin: 1rem auto 0;
    border-radius: 3px;
}

/* ========== PRODUCT GRID ========== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    justify-items: center;
    align-items: stretch;
    margin: 2rem 0 3rem;
}

@media (max-width: 576px) {
    .product-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (min-width: 576px) and (max-width: 992px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

/* ========== SWEEP CARD ========== */
.sweep-card {
    background: rgba(255, 255, 255, 0.96);
    border-radius: 1.8rem;
    overflow: hidden;
    box-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    width: 100%;
    max-width: 380px;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(255,255,255,0.6);
    cursor: pointer;
}

.sweep-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 28px 40px -16px rgba(0, 0, 0, 0.2);
}

@media (max-width: 576px) {
    .sweep-card {
        max-width: 100%;
        border-radius: 1.2rem;
    }
}

/* ========== CARROUSEL ========== */
.carousel {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    background: #eef2f5;
    overflow: hidden;
}

.slides-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0;
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    pointer-events: none;
}

.slide.active {
    opacity: 1;
    z-index: 2;
}

.carousel-indicators {
    position: absolute;
    bottom: 12px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 8px;
    z-index: 10;
}

.indicator-dot {
    width: 7px;
    height: 7px;
    background-color: rgba(255,255,255,0.6);
    border-radius: 50%;
    transition: all 0.2s;
    backdrop-filter: blur(2px);
}

.indicator-dot.active-dot {
    background-color: #ffffff;
    width: 20px;
    border-radius: 12px;
    box-shadow: 0 0 3px rgba(0,0,0,0.3);
}

/* ========== PRODUCT INFO ========== */
.product-info {
    padding: 1.3rem 1.2rem 1.5rem;
    background: #ffffff;
    border-top: 1px solid #edf2f7;
}

.product-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #0f2b38;
}

.product-description {
    font-size: 0.88rem;
    color: #4c6a7c;
    line-height: 1.5;
}

.info-divider {
    margin: 0.8rem 0 0.2rem;
    border: none;
    height: 1px;
    background: linear-gradient(to right, #e2e8f0, transparent);
}

/* ========== FOOTER ========== */
.main-footer {
    background: linear-gradient(135deg, #0f172a 0%, #0a0f1e 100%);
    color: #e2e8f0;
    margin-top: 3rem;
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.2rem;
    border-left: 3px solid #facc15;
    padding-left: 0.8rem;
}

.footer-section p {
    font-size: 0.85rem;
    color: #cbd5e1;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.75rem;
    color: #94a3b8;
}

/* ========== FLOATING TOOLTIP ========== */
.floating-tooltip {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: rgba(15,23,42,0.9);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
    border-radius: 40px;
    font-size: 0.7rem;
    font-weight: 500;
    color: #facc15;
    font-family: 'Inter', sans-serif;
    pointer-events: none;
    z-index: 999;
    letter-spacing: 0.3px;
    border: 1px solid rgba(250,204,21,0.3);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    .hero-description {
        font-size: 0.95rem;
    }
    .btn-hero-primary, .btn-hero-secondary {
        padding: 0.7rem 1.5rem;
        font-size: 0.9rem;
    }
    .section-title {
        font-size: 1.8rem;
    }
    .floating-tooltip {
        bottom: 10px;
        right: 10px;
        left: 10px;
        text-align: center;
        font-size: 0.65rem;
    }
}

@media (max-width: 576px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    .footer-content {
        text-align: center;
    }
    .footer-section h4 {
        border-left: none;
        border-bottom: 2px solid #facc15;
        display: inline-block;
        padding-bottom: 0.5rem;
    }
}