/* ══════════════════════════════════════════
   about.css — Custom Sistemas · About Section
   ══════════════════════════════════════════ */

/* ── VARIÁVEIS DE APOIO ── */
:root {
    --about-primary: #1a56db;
    /* azul principal */
    --about-primary-light: #e8f0fe;
    --about-accent: #f97316;
    /* laranja destaque */
    --about-dark: #111827;
    --about-gray-1: #f9fafb;
    --about-gray-2: #f3f4f6;
    --about-gray-3: #e5e7eb;
    --about-text: #374151;
    --about-text-muted: #6b7280;
    --about-radius: 1rem;
    --about-shadow: 0 4px 24px rgba(0, 0, 0, .08);
    --about-shadow-lg: 0 12px 40px rgba(0, 0, 0, .12);
    --about-section-gap: 5rem;
}

/* ══ SEÇÃO BASE ══ */
.about-section {
    background: #fff;
    overflow: hidden;
}

/* ══ LABEL DE SEÇÃO ══ */
.about-section-label {
    display: inline-block;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--about-primary);
    background: var(--about-primary-light);
    padding: .3rem .85rem;
    border-radius: 999px;
    margin-bottom: 1rem;
}

/* ══════════════ 1. HERO ══════════════ */
.about-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 580px;
    padding: 0;
}

.about-hero-inner {
    background: var(--about-dark);
    padding: 6rem 5rem 6rem 6rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.about-hero-inner::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(26, 86, 219, .35) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    pointer-events: none;
}

.about-hero-tag {
    margin-bottom: 1.5rem;
}

.about-hero-tag .chip {
    background: rgba(255, 255, 255, .12);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .2);
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: .35rem 1rem;
    border-radius: 999px;
}

.about-hero-title {
    font-family: 'Inter', serif;
    font-size: clamp(2rem, 3.5vw, 3rem);
    color: #fff;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.about-hero-title em {
    font-style: italic;
    color: #93c5fd;
}

.about-hero-desc {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, .72);
    line-height: 1.75;
    max-width: 480px;
}

.about-hero-visual {
    background: var(--about-gray-2);
    position: relative;
    overflow: hidden;
}

.about-hero-img-wrap {
    position: absolute;
    inset: 0;
}

.about-hero-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.about-hero-badge {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    background: #fff;
    border-radius: var(--about-radius);
    padding: .75rem 1.25rem;
    display: flex;
    align-items: center;
    gap: .6rem;
    box-shadow: var(--about-shadow-lg);
    font-size: .85rem;
    font-weight: 600;
    color: var(--about-dark);
}

.about-hero-badge i {
    color: var(--about-primary);
    font-size: 1.1rem;
}

/* ══════════════ 2. STATS BAR ══════════════ */
.about-stats-bar {
    background: var(--about-primary);
}

.about-stats-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-around;
    gap: 1rem;
    flex-wrap: wrap;
}

.about-stat-item {
    text-align: center;
    color: #fff;
}

.about-stat-item .about-stat-number {
    font-family: 'Inter', serif;
    font-size: 2.8rem;
    line-height: 1;
    display: inline-block;
}

.about-stat-item .about-stat-suffix {
    font-size: 1.4rem;
    font-weight: 700;
    vertical-align: bottom;
    margin-bottom: .2rem;
    display: inline-block;
}

.about-stat-item p {
    font-size: .8rem;
    margin-top: .4rem;
    opacity: .78;
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: 0;
}

.about-stat-divider {
    width: 1px;
    height: 3rem;
    background: rgba(255, 255, 255, .2);
}

/* ══════════════ 3. QUEM SOMOS ══════════════ */
.about-who {
    padding: var(--about-section-gap) 2rem;
}

.about-who-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-who-text h2 {
    font-family: 'Inter', serif;
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    color: var(--about-dark);
    margin-bottom: 1.25rem;
    line-height: 1.3;
}

.about-who-text p {
    color: var(--about-text);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.about-who-cta {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    margin-top: .5rem;
    text-decoration: none;
}

.about-who-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.about-highlight-card {
    background: var(--about-gray-1);
    border: 1px solid var(--about-gray-3);
    border-radius: var(--about-radius);
    padding: 1.5rem;
    transition: box-shadow .25s, transform .25s, border-color .25s;
}

.about-highlight-card:hover {
    box-shadow: var(--about-shadow);
    transform: translateY(-3px);
    border-color: var(--about-primary);
}

.about-highlight-icon {
    width: 42px;
    height: 42px;
    border-radius: .6rem;
    background: var(--about-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: .9rem;
}

.about-highlight-icon i {
    color: var(--about-primary);
    font-size: 1.15rem;
}

.about-highlight-card h4 {
    font-size: .95rem;
    font-weight: 700;
    color: var(--about-dark);
    margin-bottom: .4rem;
}

.about-highlight-card p {
    font-size: .82rem;
    color: var(--about-text-muted);
    line-height: 1.6;
    margin: 0;
}

/* ══════════════ 4. MISSÃO E VISÃO ══════════════ */
.about-mv {
    background: var(--about-gray-1);
    padding: var(--about-section-gap) 2rem;
}

.about-mv-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.about-mv-card {
    background: #fff;
    border-radius: var(--about-radius);
    padding: 2.5rem 2rem;
    border: 1px solid var(--about-gray-3);
    position: relative;
    overflow: hidden;
    transition: box-shadow .25s, transform .25s;
}

.about-mv-card:hover {
    box-shadow: var(--about-shadow-lg);
    transform: translateY(-4px);
}

.about-mv-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--about-primary);
}

.about-mv-card.vision::before {
    background: #7c3aed;
}

.about-mv-card.values-card::before {
    background: var(--about-accent);
}

.about-mv-icon {
    width: 52px;
    height: 52px;
    border-radius: .8rem;
    background: var(--about-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.about-mv-card.vision .about-mv-icon {
    background: #ede9fe;
}

.about-mv-card.values-card .about-mv-icon {
    background: #fff7ed;
}

.about-mv-icon i {
    font-size: 1.4rem;
    color: var(--about-primary);
}

.about-mv-card.vision .about-mv-icon i {
    color: #7c3aed;
}

.about-mv-card.values-card .about-mv-icon i {
    color: var(--about-accent);
}

.about-mv-card h3 {
    font-family: 'Inter', serif;
    font-size: 1.4rem;
    color: var(--about-dark);
    margin-bottom: .75rem;
}

.about-mv-card p {
    font-size: .9rem;
    color: var(--about-text);
    line-height: 1.75;
    margin: 0;
}

/* ══════════════ 5. VALORES ══════════════ */
.about-values {
    padding: var(--about-section-gap) 2rem;
}

.about-values-inner {
    max-width: 1280px;
    margin: 0 auto;
}

.about-values-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.about-values-header h2 {
    font-family: 'Inter', serif;
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    color: var(--about-dark);
    margin-top: .5rem;
}

.about-values-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1rem;
}

.about-value-item {
    background: #fff;
    border: 1px solid var(--about-gray-3);
    border-radius: var(--about-radius);
    padding: 1.75rem 1.25rem;
    position: relative;
    transition: box-shadow .25s, transform .25s, border-color .25s;
}

.about-value-item:hover {
    box-shadow: var(--about-shadow);
    transform: translateY(-4px);
    border-color: var(--about-primary);
}

.about-value-num {
    font-family: 'Inter', serif;
    font-size: 3rem;
    color: var(--about-gray-3);
    line-height: 1;
    margin-bottom: .5rem;
    font-style: italic;
    transition: color .25s;
}

.about-value-item:hover .about-value-num {
    color: var(--about-primary-light);
}

.about-value-icon {
    width: 42px;
    height: 42px;
    border-radius: .6rem;
    background: var(--about-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.about-value-icon i {
    color: var(--about-primary);
    font-size: 1.1rem;
}

.about-value-item h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--about-dark);
    margin-bottom: .5rem;
}

.about-value-item p {
    font-size: .84rem;
    color: var(--about-text-muted);
    line-height: 1.7;
    margin: 0;
}

/* ══════════════ 6. TIMELINE ══════════════ */
.about-timeline {
    background: var(--about-dark);
    padding: var(--about-section-gap) 2rem;
}

.about-timeline-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.about-timeline-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.about-timeline-header .about-section-label {
    background: rgba(255, 255, 255, .1);
    color: #93c5fd;
}

.about-timeline-header h2 {
    font-family: 'Inter', serif;
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    color: #fff;
    margin-top: .5rem;
}

.about-timeline-viewport {
    width: 100%;
    overflow: hidden;
    cursor: grab;
    touch-action: pan-y;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.about-timeline-viewport::-webkit-scrollbar { display: none; }
.about-timeline-viewport.is-dragging { cursor: grabbing; user-select: none; }

.about-timeline-track {
    display: flex;
    flex-wrap: nowrap;
    width: max-content;
    position: relative;
}

.about-timeline-track::before {
    content: '';
    position: absolute;
    top: 18px;
    left: 0;
    right: 0;
    height: 2px;
    background: rgba(255, 255, 255, .15);
}

.about-timeline-item {
    flex: 0 0 275px;
    position: relative;
    padding-top: 3rem;
    padding-right: 1.5rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .5s ease, transform .5s ease;
}

.about-timeline-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.about-timeline-item:nth-child(2) {
    transition-delay: .1s;
}

.about-timeline-item:nth-child(3) {
    transition-delay: .2s;
}

.about-timeline-item:nth-child(4) {
    transition-delay: .3s;
}

.about-timeline-dot {
    position: absolute;
    top: 10px;
    left: 0;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .25);
    border: 3px solid rgba(255, 255, 255, .4);
    z-index: 1;
    transition: background .3s, border-color .3s;
}

.about-timeline-dot.active,
.about-timeline-item:hover .about-timeline-dot {
    background: var(--about-primary);
    border-color: #93c5fd;
}

.about-timeline-year {
    display: inline-block;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #93c5fd;
    margin-bottom: .75rem;
}

.about-timeline-content h4 {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: .5rem;
}

.about-timeline-content p {
    font-size: .84rem;
    color: rgba(255, 255, 255, .6);
    line-height: 1.7;
    margin: 0;
}

/* ══════════════ 7. CTA FINAL ══════════════ */
.about-cta-block {
    padding: var(--about-section-gap) 2rem;
    text-align: center;
    background: var(--about-gray-1);
    border-top: 1px solid var(--about-gray-3);
}

.about-cta-inner {
    max-width: 620px;
    margin: 0 auto;
}

.about-cta-inner h2 {
    font-family: 'Inter', serif;
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    color: var(--about-dark);
    margin-bottom: .75rem;
}

.about-cta-inner p {
    color: var(--about-text-muted);
    font-size: 1rem;
    margin-bottom: 2rem;
}

.about-cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.about-cta-link {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    color: var(--about-primary);
    font-weight: 600;
    font-size: .95rem;
    text-decoration: none;
    transition: gap .2s;
}

.about-cta-link:hover {
    gap: .7rem;
    color: var(--about-primary);
}

/* ══════════════ RESPONSIVO ══════════════ */
@media (max-width: 1024px) {
    .about-hero {
        grid-template-columns: 1fr;
    }

    .about-hero-visual {
        height: 320px;
    }

    .about-hero-inner {
        padding: 4rem 2rem;
    }

    .about-who-inner {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-mv-inner {
        grid-template-columns: 1fr;
    }

    .about-values-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-timeline-item {
        flex-basis: 260px;
        padding-top: 3rem;
        padding-left: 0;
        padding-bottom: 0;
        border-left: 0;
        margin-left: 0;
    }

    .about-timeline-dot {
        top: 10px;
        left: 0;
    }
}

@media (max-width: 640px) {
    :root {
        --about-section-gap: 3.5rem;
    }

    .about-stats-inner {
        flex-direction: column;
    }

    .about-stat-divider {
        width: 3rem;
        height: 1px;
    }

    .about-who-highlights {
        grid-template-columns: 1fr;
    }

    .about-values-grid {
        grid-template-columns: 1fr;
    }

    .about-hero-inner {
        padding: 3rem 1.5rem;
    }
}