/* ========== SOLUCIONES HÍDRICAS ========== */

/* --- Hero --- */
.sol-hero {
    background: linear-gradient(135deg, #0D47A1 0%, #1565C0 40%, #00838F 100%);
    padding: 140px 0 180px;
    position: relative;
    overflow: hidden;
    color: #fff;
}

.sol-hero::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.sol-hero::after {
    content: '';
    position: absolute;
    bottom: 40px;
    left: -60px;
    width: 260px;
    height: 260px;
    background: rgba(255,255,255,0.04);
    border-radius: 50%;
}

.sol-hero .wave-bottom {
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    line-height: 0;
}

.sol-hero .wave-bottom svg {
    width: 100%;
    height: 80px;
    display: block;
}

.sol-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    color: #fff;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    backdrop-filter: blur(8px);
}

.sol-hero-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #fff;
}

.sol-hero-subtitle {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.88);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 520px;
}

.sol-hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.btn-primary-custom {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #fff, #e3f2fd);
    color: #0D47A1;
    padding: 14px 30px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 18px rgba(0,0,0,0.2);
}

.btn-primary-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0,0,0,0.25);
    color: #0D47A1;
    text-decoration: none;
}

.btn-outline-custom {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 2px solid rgba(255,255,255,0.7);
    color: #fff;
    padding: 12px 26px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
    background: transparent;
}

.btn-outline-custom:hover {
    background: rgba(255,255,255,0.15);
    color: #fff;
    text-decoration: none;
    transform: translateY(-2px);
}

/* Hero icon grid */
.sol-hero-icon-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    padding: 20px;
}

.sol-hero-icon-item {
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 16px;
    padding: 20px 10px;
    text-align: center;
    backdrop-filter: blur(8px);
    transition: transform 0.3s ease, background 0.3s ease;
}

.sol-hero-icon-item:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-4px);
}

.sol-hero-icon-item i {
    font-size: 1.8rem;
    color: #fff;
    display: block;
    margin-bottom: 8px;
}

.sol-hero-icon-item span {
    font-size: 0.78rem;
    font-weight: 600;
    color: rgba(255,255,255,0.9);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* --- Problemas --- */
.sol-problemas {
    background: #F5F7FA;
    padding: 80px 0 100px;
}

.sol-problema-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.sol-problema-card {
    width: 190px;
    height: 190px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 24px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.18);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
    margin-bottom: 22px;
    position: relative;
    overflow: hidden;
}

.sol-problema-card::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -20%;
    width: 70%;
    height: 70%;
    background: rgba(255,255,255,0.12);
    border-radius: 50%;
    pointer-events: none;
}

.sol-problema-card:hover {
    transform: translateY(-8px) scale(1.06);
    box-shadow: 0 20px 50px rgba(0,0,0,0.22);
}

.sol-problema-card i {
    font-size: 2.2rem;
    color: #fff;
}

.sol-problema-card h4 {
    font-size: 0.9rem;
    font-weight: 800;
    color: #fff;
    margin: 0;
    line-height: 1.3;
    text-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.sol-problema-desc {
    font-size: 0.85rem;
    color: #5a6a7e;
    line-height: 1.6;
    margin-bottom: 10px;
    max-width: 240px;
}

.sol-problema-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    color: #1565C0;
    background: #e3f2fd;
    padding: 4px 12px;
    border-radius: 50px;
}

/* --- Video Section --- */
.sol-video-section {
    background: linear-gradient(135deg, #0D47A1 0%, #1565C0 50%, #00838F 100%);
    padding: 100px 0 120px;
    position: relative;
    overflow: hidden;
}

.sol-video-section .wave-top {
    position: absolute;
    top: -2px;
    left: 0;
    right: 0;
    line-height: 0;
}

.sol-video-section .wave-top svg {
    width: 100%;
    height: 80px;
    display: block;
}

.sol-video-section .wave-bottom {
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    line-height: 0;
}

.sol-video-section .wave-bottom svg {
    width: 100%;
    height: 80px;
    display: block;
}

.sol-video-wrap {
    max-width: 420px;
    margin: 0 auto;
}

.sol-tiktok-card {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.sol-tiktok-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

.sol-tiktok-logo {
    width: 44px;
    height: 44px;
    background: #000;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #fff;
    flex-shrink: 0;
}

.sol-tiktok-header strong {
    display: block;
    color: #fff;
    font-size: 0.95rem;
}

.sol-tiktok-header p {
    color: rgba(255,255,255,0.7);
    font-size: 0.8rem;
    margin: 0;
}

.sol-tiktok-embed {
    background: #000;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sol-tiktok-embed .tiktok-embed {
    width: 100%;
}

.sol-tiktok-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px;
    background: rgba(255,255,255,0.1);
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: background 0.3s;
    border-top: 1px solid rgba(255,255,255,0.15);
}

.sol-tiktok-cta:hover {
    background: rgba(255,255,255,0.2);
    color: #fff;
    text-decoration: none;
}

/* --- Filtro de Categorías --- */
.sol-filtro-sticky {
    position: sticky;
    top: 70px;
    z-index: 100;
    background: #fff;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    padding: 12px 0;
    margin-bottom: 0;
}

.sol-filtro-scroll {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
}

.sol-filtro-scroll::-webkit-scrollbar {
    display: none;
}

.sol-filtro-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 600;
    color: #546e7a;
    background: #f0f4f8;
    border: 2px solid transparent;
    text-decoration: none;
    transition: all 0.25s ease;
    flex-shrink: 0;
}

.sol-filtro-btn:hover,
.sol-filtro-btn.active {
    background: #1E88E5;
    color: #fff;
    border-color: #1E88E5;
    text-decoration: none;
}

.sol-filtro-btn i {
    font-size: 0.78rem;
}

/* --- Productos --- */
.sol-productos {
    background: #fff;
    padding: 80px 0 100px;
}

.sol-categoria {
    margin-bottom: 60px;
}

.sol-categoria:last-child {
    margin-bottom: 0;
}

.sol-cat-header {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.25rem;
    font-weight: 800;
    color: #1a2744;
    margin-bottom: 28px;
    padding-bottom: 14px;
    border-bottom: 3px solid #1E88E5;
}

.sol-cat-header i {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, #1E88E5, #0D47A1);
    color: #fff;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.sol-prod-card {
    background: #fff;
    border: 1px solid #e8edf4;
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.sol-prod-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 36px rgba(0,0,0,0.1);
}

.sol-prod-card.agotado {
    opacity: 0.75;
}

.sol-prod-card.agotado:hover {
    transform: none;
    box-shadow: none;
}

.sol-prod-img {
    position: relative;
    background: #f8fafc;
    padding: 24px;
    text-align: center;
    border-bottom: 1px solid #f0f4f8;
}

.sol-prod-img img {
    width: 100%;
    max-width: 180px;
    height: 160px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

.badge-agotado {
    position: absolute;
    top: 12px;
    right: 12px;
    background: #ef5350;
    color: #fff;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 50px;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.sol-prod-info {
    padding: 18px;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 10px;
}

.sol-prod-info h5 {
    font-size: 0.9rem;
    font-weight: 700;
    color: #1a2744;
    margin: 0;
    line-height: 1.4;
}

.sol-precio {
    font-size: 1.2rem;
    font-weight: 800;
    color: #1E88E5;
}

.sol-precio.agotado-precio {
    color: #90a4ae;
    text-decoration: line-through;
    font-size: 1rem;
}

.btn-sol-consultar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: #fff;
    border: none;
    border-radius: 50px;
    padding: 10px 14px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    margin-top: auto;
}

.btn-sol-consultar:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37,211,102,0.35);
    color: #fff;
    text-decoration: none;
}

.btn-sol-agotado {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #e0e0e0;
    color: #9e9e9e;
    border: none;
    border-radius: 50px;
    padding: 10px 14px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: not-allowed;
    margin-top: auto;
}

/* --- CTA Final --- */
.sol-cta-final {
    background: linear-gradient(135deg, #0D47A1 0%, #1565C0 60%, #00838F 100%);
    padding: 100px 0 80px;
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.sol-cta-final .wave-top {
    position: absolute;
    top: -2px;
    left: 0;
    right: 0;
    line-height: 0;
}

.sol-cta-final .wave-top svg {
    width: 100%;
    height: 80px;
    display: block;
}

.sol-cta-icon {
    font-size: 3rem;
    color: rgba(255,255,255,0.5);
    display: block;
    margin-bottom: 20px;
}

.sol-cta-final h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.sol-cta-final p {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.85);
    margin-bottom: 36px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Responsive --- */
@media (max-width: 991px) {
    .sol-hero {
        padding: 120px 0 160px;
        text-align: center;
    }
    .sol-hero-subtitle {
        max-width: 100%;
    }
    .sol-hero-buttons {
        justify-content: center;
    }
    .sol-hero-icon-grid {
        margin-top: 40px;
    }
}

@media (max-width: 768px) {
    .sol-hero {
        padding: 110px 0 150px;
    }
    .sol-hero-icon-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        padding: 10px;
    }
    .sol-hero-icon-item {
        padding: 14px 6px;
    }
    .sol-hero-icon-item i {
        font-size: 1.3rem;
    }
    .sol-hero-icon-item span {
        font-size: 0.7rem;
    }
    .sol-video-wrap {
        max-width: 100%;
    }
    .sol-problema-card {
        width: 150px;
        height: 150px;
    }
    .sol-problema-card i {
        font-size: 1.7rem;
    }
    .sol-problema-card h4 {
        font-size: 0.78rem;
    }
    .sol-problema-desc {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .sol-cat-header {
        font-size: 1.05rem;
    }
    .sol-hero-icon-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .sol-problema-card {
        width: 130px;
        height: 130px;
        gap: 8px;
        padding: 18px;
    }
    .sol-problema-card i {
        font-size: 1.5rem;
    }
    .sol-problema-card h4 {
        font-size: 0.72rem;
    }
}