/*
==================================================
SERVICES FAQ COMPONENT - SIDV FRAMEWORK
==================================================
*/

:root {
    --sidv-faq-bg: #F8FAFC;
    --sidv-faq-heading: #0B1E36;
    --sidv-faq-body: #64748B;

    --sidv-faq-accent: #F59E0B;
    --sidv-faq-accent-bg: #FFF4E5;

    --sidv-faq-card-bg: #FFFFFF;
    --sidv-faq-border: #E2E8F0;
    --sidv-faq-border-hover: #F59E0B;

    --sidv-faq-shadow: 0 4px 20px -2px rgba(11, 30, 54, 0.03);
    --sidv-faq-shadow-hover: 0 14px 34px -4px rgba(11, 30, 54, 0.08);
}

/*
==================================================
SECTION BASE & CONTAINER
==================================================
*/

.sidv-services-faq {
    position: relative;
    padding: 7rem 0;
    background-color: var(--sidv-faq-bg);
}

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

.sidv-services-faq__header {
    max-width: 760px;
    margin: 0 auto 4.5rem;
    text-align: center;

    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.sidv-services-faq.is-visible .sidv-services-faq__header {
    opacity: 1;
    transform: translateY(0);
}

.sidv-services-faq__eyebrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 1.2rem;
    border-radius: 999px;
    background-color: var(--sidv-faq-accent-bg);
    border: 1px solid rgba(245, 158, 11, 0.2);
    color: var(--sidv-faq-accent);
    font-size: 0.825rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.sidv-services-faq__header h2 {
    margin: 1.25rem 0 1rem;
    color: var(--sidv-faq-heading);
    font-size: clamp(2rem, 3.8vw, 2.9rem);
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.sidv-services-faq__header p {
    margin: 0;
    color: var(--sidv-faq-body);
    font-size: clamp(1rem, 1.5vw, 1.075rem);
    line-height: 1.85;
}

/*
==================================================
LIST & CARDS LAYOUT
==================================================
*/

.sidv-services-faq__list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 860px;
    margin: 0 auto;
}

.sidv-faq-item {
    background-color: var(--sidv-faq-card-bg);
    border: 1px solid var(--sidv-faq-border);
    border-radius: 18px;
    box-shadow: var(--sidv-faq-shadow);
    overflow: hidden;

    opacity: 0;
    transform: translateY(20px);
    transition: 
        opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

.sidv-services-faq.is-visible .sidv-faq-item {
    opacity: 1;
    transform: translateY(0);
}

/* Retardo escalonado de aparición para los primeros elementos */
.sidv-services-faq.is-visible .sidv-faq-item:nth-child(1) { transition-delay: 0.05s; }
.sidv-services-faq.is-visible .sidv-faq-item:nth-child(2) { transition-delay: 0.10s; }
.sidv-services-faq.is-visible .sidv-faq-item:nth-child(3) { transition-delay: 0.15s; }
.sidv-services-faq.is-visible .sidv-faq-item:nth-child(4) { transition-delay: 0.20s; }
.sidv-services-faq.is-visible .sidv-faq-item:nth-child(5) { transition-delay: 0.25s; }

.sidv-faq-item:hover {
    border-color: var(--sidv-faq-border-hover);
    box-shadow: var(--sidv-faq-shadow-hover);
}

/*
==================================================
ACCORDION HEADER & BUTTON
==================================================
*/

.sidv-faq-item__title {
    margin: 0;
    padding: 0;
    font-size: inherit;
    font-weight: inherit;
}

.sidv-faq-item__button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.5rem 2rem;
    background: transparent;
    border: none;
    outline: none;
    cursor: pointer;
    text-align: left;
    transition: color 0.25s ease;
}

.sidv-faq-item__button:focus-visible {
    outline: 2px solid var(--sidv-faq-accent);
    outline-offset: -2px;
    border-radius: 18px;
}

.sidv-faq-item__button span {
    color: var(--sidv-faq-heading);
    font-size: clamp(1.025rem, 1.8vw, 1.125rem);
    font-weight: 700;
    line-height: 1.45;
    transition: color 0.25s ease;
}

.sidv-faq-item:hover .sidv-faq-item__button span {
    color: var(--sidv-faq-heading);
}

/*
==================================================
ICON & INDICATOR (PILL SWITCH)
==================================================
*/

.sidv-faq-item__icon,
.sidv-faq-item__button .sidv-icon,
.sidv-faq-item__icon-fallback {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background-color: var(--sidv-faq-accent-bg);
    color: var(--sidv-faq-accent);
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1;
    transition: 
        transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
        background-color 0.3s ease,
        color 0.3s ease;
}

/*
==================================================
ACCORDION CONTENT (CSS GRID TRANSITION)
==================================================
*/

.sidv-faq-item__content {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.sidv-faq-item__body {
    overflow: hidden;
}

.sidv-faq-item__body p {
    margin: 0;
    padding: 0 2rem 1.75rem;
    color: var(--sidv-faq-body);
    font-size: 1.025rem;
    line-height: 1.85;
}

/*
==================================================
OPEN STATE (.is-open)
==================================================
*/

.sidv-faq-item.is-open {
    border-color: var(--sidv-faq-border-hover);
    box-shadow: var(--sidv-faq-shadow-hover);
}

.sidv-faq-item.is-open .sidv-faq-item__content {
    grid-template-rows: 1fr;
}

.sidv-faq-item.is-open .sidv-faq-item__button span {
    color: var(--sidv-faq-accent);
}

.sidv-faq-item.is-open .sidv-faq-item__icon,
.sidv-faq-item.is-open .sidv-faq-item__button .sidv-icon,
.sidv-faq-item.is-open .sidv-faq-item__icon-fallback {
    transform: rotate(45deg);
    background-color: var(--sidv-faq-accent);
    color: #FFFFFF;
}

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

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

    .sidv-services-faq__header {
        margin-bottom: 3rem;
    }

    .sidv-faq-item {
        border-radius: 16px;
    }

    .sidv-faq-item__button {
        padding: 1.25rem 1.35rem;
        gap: 1rem;
    }

    .sidv-faq-item__icon,
    .sidv-faq-item__button .sidv-icon,
    .sidv-faq-item__icon-fallback {
        width: 30px;
        height: 30px;
        font-size: 1rem;
    }

    .sidv-faq-item__body p {
        padding: 0 1.35rem 1.35rem;
        font-size: 0.975rem;
        line-height: 1.75;
    }
}

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

@media (prefers-reduced-motion: reduce) {
    .sidv-services-faq__header,
    .sidv-faq-item,
    .sidv-faq-item__content,
    .sidv-faq-item__icon,
    .sidv-faq-item__button .sidv-icon,
    .sidv-faq-item__icon-fallback {
        transition: none !important;
        transform: none !important;
        opacity: 1 !important;
    }

    .sidv-faq-item.is-open .sidv-faq-item__icon,
    .sidv-faq-item.is-open .sidv-faq-item__button .sidv-icon,
    .sidv-faq-item.is-open .sidv-faq-item__icon-fallback {
        background-color: var(--sidv-faq-accent);
        color: #FFFFFF;
    }
}