/*
==================================================
ENVIRONMENTAL SERVICES GRID - SIDV FRAMEWORK
Línea de Gestión e Ingeniería Ambiental
==================================================
*/

:root {
    --sidv-env-grid-bg: #F8FAFC;
    --sidv-env-card-bg: #FFFFFF;
    --sidv-env-card-border: #E2E8F0;
    --sidv-env-card-border-hover: #16A34A;
    --sidv-env-primary: #16A34A;
    --sidv-env-primary-hover: #15803D;
    --sidv-env-eyebrow-bg: #ECFDF5;
    --sidv-env-eyebrow-color: #059669;
    --sidv-env-text-main: #0F172A;
    --sidv-env-text-muted: #64748B;
    --sidv-env-text-body: #475569;
    --sidv-env-shadow-sm: 0 4px 6px -1px rgba(15, 23, 42, 0.04), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
    --sidv-env-shadow-hover: 0 20px 40px -15px rgba(15, 23, 42, 0.12);
}

.sidv-environmental-services {
    padding: 7rem 0;
    background-color: var(--sidv-env-grid-bg);
}

/*
==================================================
HEADER
==================================================
*/

.sidv-environmental-services__header {
    max-width: 760px;
    margin: 0 auto 4.5rem;
    text-align: center;
}

.sidv-environmental-services__eyebrow {
    display: inline-flex;
    padding: 0.6rem 1.2rem;
    border-radius: 999px;
    background-color: var(--sidv-env-eyebrow-bg);
    color: var(--sidv-env-eyebrow-color);
    font-size: 0.825rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.sidv-environmental-services__header h2 {
    margin: 1.25rem 0 1rem;
    color: var(--sidv-env-text-main);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.sidv-environmental-services__header p {
    margin: 0;
    color: var(--sidv-env-text-muted);
    font-size: 1.1rem;
    line-height: 1.85;
}

/*
==================================================
GRID LAYOUT
==================================================
*/

.sidv-environmental-services__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
    align-items: stretch;
}

/*
==================================================
SERVICE CARD
==================================================
*/

.sidv-environment-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 2.25rem 2rem;
    background-color: var(--sidv-env-card-bg);
    border: 1px solid var(--sidv-env-card-border);
    border-radius: 20px;
    box-shadow: var(--sidv-env-shadow-sm);
    box-sizing: border-box;
    position: relative;
    overflow: hidden;

    /* Estado inicial para revelado mediante JS Observer */
    opacity: 0;
    transform: translateY(28px);
    transition: 
        opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.6s cubic-bezier(0.16, 1, 0.3, 1),
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

.sidv-environment-card.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.sidv-environment-card:hover,
.sidv-environment-card.is-touched {
    transform: translateY(-8px);
    border-color: var(--sidv-env-card-border-hover);
    box-shadow: var(--sidv-env-shadow-hover);
}

/*
==================================================
CARD HEADER & ICON
==================================================
*/

.sidv-environment-card__header {
    margin-bottom: 1.25rem;
}

.sidv-environment-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background-color: var(--sidv-env-eyebrow-bg);
    margin-bottom: 1.25rem;
    transition: transform 0.3s ease;
}

.sidv-environment-card:hover .sidv-environment-card__icon {
    transform: scale(1.06);
}

.sidv-environment-card__icon .sidv-icon {
    color: var(--sidv-env-primary);
}

.sidv-environment-card__header h3 {
    margin: 0;
    color: var(--sidv-env-text-main);
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.3;
}

/*
==================================================
CARD CONTENT
==================================================
*/

.sidv-environment-card__content {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.sidv-environment-card__content p {
    margin: 0 0 1.5rem;
    color: var(--sidv-env-text-muted);
    font-size: 0.975rem;
    line-height: 1.7;
}

/*
==================================================
SERVICES CHECKLIST
==================================================
*/

.sidv-environment-card__services {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    list-style: none;
    padding: 0;
    margin: 0 0 2rem;
    flex: 1;
}

.sidv-environment-card__services li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.sidv-environment-card__bullet-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background-color: var(--sidv-env-eyebrow-bg);
    flex-shrink: 0;
    margin-top: 1px;
}

.sidv-environment-card__bullet-icon .sidv-icon {
    color: var(--sidv-env-primary);
}

.sidv-environment-card__services span {
    color: var(--sidv-env-text-body);
    font-size: 0.925rem;
    font-weight: 500;
    line-height: 1.5;
}

/*
==================================================
FOOTER & BUTTONS
==================================================
*/

.sidv-environment-card__footer {
    margin-top: auto;
    display: flex;
    width: 100%;
}

.sidv-environment-card .sidv-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 52px;
    padding: 0 1.5rem;
    border-radius: 12px;
    font-size: 0.975rem;
    font-weight: 700;
    text-decoration: none;
    box-sizing: border-box;
    transition: 
        background-color 0.25s ease,
        border-color 0.25s ease,
        color 0.25s ease,
        box-shadow 0.25s ease,
        transform 0.25s ease;
}

.sidv-environment-card .sidv-btn:focus-visible {
    outline: 2px solid var(--sidv-env-primary);
    outline-offset: 3px;
}

.sidv-environment-card .sidv-btn-primary {
    background-color: var(--sidv-env-primary);
    border: 2px solid var(--sidv-env-primary);
    color: #FFFFFF;
    box-shadow: 0 8px 20px rgba(22, 163, 74, 0.2);
}

.sidv-environment-card .sidv-btn-primary:hover {
    background-color: var(--sidv-env-primary-hover);
    border-color: var(--sidv-env-primary-hover);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(22, 163, 74, 0.32);
}

/*
==================================================
RESPONSIVE DESIGN
==================================================
*/

@media (max-width: 1100px) {
    .sidv-environmental-services__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.75rem;
    }
}

@media (max-width: 768px) {
    .sidv-environmental-services {
        padding: 5rem 0;
    }

    .sidv-environmental-services__header {
        margin-bottom: 3rem;
    }

    .sidv-environmental-services__grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .sidv-environment-card {
        padding: 1.75rem 1.5rem;
    }
}

/*
==================================================
ACCESSIBILITY (PREFERS REDUCED MOTION)
==================================================
*/

@media (prefers-reduced-motion: reduce) {
    .sidv-environment-card,
    .sidv-environment-card__icon,
    .sidv-environment-card .sidv-btn {
        transition: none !important;
        transform: none !important;
        opacity: 1 !important;
    }
}