/* ═══════════════════════════════════════════════════════════════
   Mita-BD About Us — Enterprise Logistics Page
   ═══════════════════════════════════════════════════════════════ */

:root {
    --abt-primary: #0B1F3A;
    --abt-secondary: #102C57;
    --abt-accent: #FF6B00;
    --abt-accent-glow: rgba(255, 107, 0, 0.35);
    --abt-light: #F8FAFC;
    --abt-gray-400: #94a3b8;
    --abt-gray-600: #475569;
    --abt-radius: 1rem;
    --abt-radius-lg: 1.5rem;
    --abt-shadow: 0 24px 64px rgba(11, 31, 58, 0.12);
    --abt-shadow-lg: 0 32px 80px rgba(11, 31, 58, 0.18);
    --abt-transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

body.site-about {
    --navy: var(--abt-primary);
    --navy-light: var(--abt-secondary);
    --accent: var(--abt-accent);
}

/* ── Shared ── */
.abt-eyebrow {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: clamp(0.65rem, 1.5vw, 0.72rem);
    font-weight: 700;
    color: var(--abt-accent);
    margin-bottom: 1rem;
}

.abt-eyebrow--light { color: #ff8533; }

.abt-section {
    padding: clamp(3.5rem, 8vw, 7rem) 0;
}

.abt-section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto clamp(2.5rem, 5vw, 4rem);
}

.abt-section-head h2 {
    font-size: clamp(1.65rem, 3.5vw + 0.5rem, 2.75rem);
    font-weight: 800;
    line-height: 1.15;
    color: var(--abt-primary);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.abt-section-head p {
    font-size: clamp(0.95rem, 1.5vw, 1.05rem);
    color: var(--abt-gray-600);
    margin: 0;
    line-height: 1.7;
}

.abt-section-head--light h2 { color: #fff; }
.abt-section-head--light p { color: rgba(255,255,255,0.7); }

.abt-heading {
    font-size: clamp(1.75rem, 3.5vw + 0.5rem, 2.5rem);
    font-weight: 800;
    color: var(--abt-primary);
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
}

.abt-lead {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--abt-gray-600);
    line-height: 1.75;
    margin-bottom: 1rem;
}

.abt-text {
    font-size: clamp(0.92rem, 1.5vw, 1rem);
    color: var(--abt-gray-600);
    line-height: 1.75;
    margin-bottom: 1.5rem;
}

.abt-btn-ghost {
    border: 2px solid rgba(255,255,255,0.35) !important;
    font-weight: 600;
    backdrop-filter: blur(8px);
}

.abt-btn-ghost:hover {
    background: rgba(255,255,255,0.12) !important;
    border-color: rgba(255,255,255,0.6) !important;
    color: #fff !important;
}

.abt-reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.abt-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── SECTION 01: Hero ── */
.abt-hero {
    position: relative;
    min-height: clamp(420px, 70vh, 620px);
    display: flex;
    align-items: center;
    background: var(--abt-primary) var(--abt-hero-bg) center/cover no-repeat;
    color: #fff;
    overflow: hidden;
}

.abt-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11,31,58,0.93) 0%, rgba(16,44,87,0.82) 100%);
}

.abt-hero__inner {
    position: relative;
    z-index: 2;
    padding: clamp(6rem, 14vw, 8rem) 0 clamp(3rem, 6vw, 5rem);
    max-width: 780px;
}

.abt-hero__title {
    font-size: clamp(1.85rem, 4.5vw + 0.5rem, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
}

.abt-hero__lead {
    font-size: clamp(0.95rem, 2vw, 1.15rem);
    opacity: 0.88;
    line-height: 1.75;
    margin-bottom: 2rem;
}

.abt-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.abt-hero__actions .btn {
    min-height: 48px;
}

/* ── SECTION 02: Overview ── */
.abt-overview { background: #fff; }

.abt-prose {
    font-size: clamp(0.92rem, 1.5vw, 1rem);
    color: var(--abt-gray-600);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.abt-prose p { margin-bottom: 1rem; }
.abt-prose h2, .abt-prose h3 { color: var(--abt-primary); font-weight: 700; margin-top: 1.5rem; }

.abt-trust-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.85rem;
}

.abt-trust-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: clamp(0.88rem, 1.5vw, 0.95rem);
    font-weight: 600;
    color: var(--abt-primary);
}

.abt-trust-list li i {
    width: 36px;
    height: 36px;
    background: rgba(255,107,0,0.1);
    color: var(--abt-accent);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1rem;
}

.abt-image-card {
    position: relative;
    border-radius: var(--abt-radius-lg);
    overflow: hidden;
    box-shadow: var(--abt-shadow-lg);
}

.abt-image-card img {
    width: 100%;
    height: auto;
    aspect-ratio: 4/3;
    object-fit: cover;
    display: block;
}

.abt-image-card__badge {
    position: absolute;
    bottom: 1.5rem;
    left: 1.5rem;
    background: var(--abt-accent);
    color: #fff;
    padding: 1rem 1.5rem;
    border-radius: var(--abt-radius);
    box-shadow: 0 8px 24px var(--abt-accent-glow);
}

.abt-image-card__badge strong {
    display: block;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    line-height: 1;
}

.abt-image-card__badge span {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    opacity: 0.9;
}

/* ── SECTION 03: Brand Promise ── */
.abt-promise {
    background: linear-gradient(135deg, var(--abt-primary) 0%, var(--abt-secondary) 100%);
    color: #fff;
}

.abt-promise-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--abt-radius-lg);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    height: 100%;
    transition: all var(--abt-transition);
}

.abt-promise-card:hover {
    border-color: rgba(255,107,0,0.4);
    transform: translateY(-4px);
    background: rgba(255,107,0,0.08);
}

.abt-promise-card__icon {
    width: 56px;
    height: 56px;
    background: var(--abt-accent);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
    box-shadow: 0 8px 24px var(--abt-accent-glow);
}

.abt-promise-card h3 {
    font-size: clamp(1.15rem, 2vw, 1.35rem);
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.abt-promise-card p {
    font-size: clamp(0.88rem, 1.5vw, 0.95rem);
    opacity: 0.8;
    line-height: 1.7;
    margin: 0;
}

/* ── SECTION 04: Mission & Vision ── */
.abt-mission { background: var(--abt-light); }

.abt-mv-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: var(--abt-radius-lg);
    padding: clamp(2rem, 4vw, 3rem);
    height: 100%;
    box-shadow: var(--abt-shadow);
    transition: all var(--abt-transition);
    border-top: 4px solid var(--abt-accent);
}

.abt-mv-card--vision { border-top-color: var(--abt-secondary); }

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

.abt-mv-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--abt-accent);
    margin-bottom: 1rem;
}

.abt-mv-card h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.65rem);
    font-weight: 800;
    color: var(--abt-primary);
    margin-bottom: 1rem;
    line-height: 1.25;
}

.abt-mv-card p {
    font-size: clamp(0.92rem, 1.5vw, 1.05rem);
    color: var(--abt-gray-600);
    line-height: 1.75;
    margin: 0;
}

/* ── SECTION 05: Stats ── */
.abt-stats { background: #fff; }

.abt-stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
}

.abt-stat-item {
    text-align: center;
    padding: clamp(1.25rem, 3vw, 2rem) clamp(0.75rem, 2vw, 1rem);
    background: var(--abt-light);
    border: 1px solid #e2e8f0;
    border-radius: var(--abt-radius);
    transition: all var(--abt-transition);
}

.abt-stat-item:hover {
    border-color: var(--abt-accent);
    transform: translateY(-3px);
    box-shadow: var(--abt-shadow);
}

.abt-stat-item strong {
    display: block;
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--abt-accent);
    line-height: 1.1;
}

.abt-stat-item span {
    font-size: clamp(0.72rem, 1.5vw, 0.85rem);
    color: var(--abt-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

/* ── SECTION 06: Why Trust ── */
.abt-trust { background: var(--abt-light); }

.abt-trust-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
    margin-bottom: clamp(3rem, 6vw, 5rem);
}

.abt-trust-row:last-child { margin-bottom: 0; }

.abt-trust-row--reverse .abt-trust-row__visual { order: 2; }
.abt-trust-row--reverse .abt-trust-row__content { order: 1; }

.abt-trust-row__visual {
    position: relative;
    border-radius: var(--abt-radius-lg);
    overflow: hidden;
    box-shadow: var(--abt-shadow);
}

.abt-trust-row__visual img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    display: block;
}

.abt-trust-row__icon {
    position: absolute;
    bottom: 1.25rem;
    left: 1.25rem;
    width: 48px;
    height: 48px;
    background: var(--abt-accent);
    border-radius: 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: #fff;
    box-shadow: 0 6px 20px var(--abt-accent-glow);
}

.abt-trust-num {
    font-size: 0.72rem;
    font-weight: 800;
    color: var(--abt-accent);
    letter-spacing: 0.1em;
}

.abt-trust-row__content h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.65rem);
    font-weight: 800;
    color: var(--abt-primary);
    margin: 0.5rem 0 1rem;
}

.abt-trust-row__content p {
    font-size: clamp(0.92rem, 1.5vw, 1.05rem);
    color: var(--abt-gray-600);
    line-height: 1.75;
    margin: 0;
}

/* ── SECTION 07: Timeline ── */
.abt-timeline-section { background: #fff; }

.abt-timeline {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0;
    position: relative;
}

.abt-timeline::before {
    content: '';
    position: absolute;
    top: 32px;
    left: 8%;
    right: 8%;
    height: 3px;
    background: linear-gradient(90deg, var(--abt-accent), var(--abt-secondary));
    z-index: 0;
}

.abt-timeline__step {
    text-align: center;
    padding: 0 clamp(0.5rem, 1.5vw, 1rem);
    position: relative;
    z-index: 1;
}

.abt-timeline__marker {
    width: 64px;
    height: 64px;
    background: var(--abt-primary);
    border: 3px solid var(--abt-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    transition: all var(--abt-transition);
}

.abt-timeline__step:hover .abt-timeline__marker {
    background: var(--abt-accent);
    transform: scale(1.08);
}

.abt-timeline__year {
    font-size: clamp(0.65rem, 1.2vw, 0.78rem);
    font-weight: 800;
    color: var(--abt-accent);
}

.abt-timeline__step:hover .abt-timeline__year { color: #fff; }

.abt-timeline__content h4 {
    font-size: clamp(0.88rem, 1.5vw, 1rem);
    font-weight: 800;
    color: var(--abt-primary);
    margin-bottom: 0.5rem;
}

.abt-timeline__content p {
    font-size: clamp(0.78rem, 1.2vw, 0.85rem);
    color: var(--abt-gray-600);
    line-height: 1.6;
    margin: 0;
}

/* ── SECTION 08: Values ── */
.abt-values { background: var(--abt-light); }

.abt-value-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: var(--abt-radius);
    padding: clamp(1.5rem, 3vw, 2rem);
    height: 100%;
    transition: all var(--abt-transition);
}

.abt-value-card:hover {
    border-color: var(--abt-accent);
    transform: translateY(-4px);
    box-shadow: var(--abt-shadow);
}

.abt-value-card__icon {
    width: 48px;
    height: 48px;
    background: rgba(255,107,0,0.1);
    color: var(--abt-accent);
    border-radius: 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.abt-value-card h3 {
    font-size: clamp(1rem, 2vw, 1.15rem);
    font-weight: 800;
    color: var(--abt-primary);
    margin-bottom: 0.5rem;
}

.abt-value-card p {
    font-size: clamp(0.85rem, 1.5vw, 0.92rem);
    color: var(--abt-gray-600);
    line-height: 1.65;
    margin: 0;
}

/* ── SECTION 09: Leadership ── */
.abt-leadership { background: #fff; }

.abt-leader-visual {
    border-radius: var(--abt-radius-lg);
    overflow: hidden;
    box-shadow: var(--abt-shadow-lg);
}

.abt-leader-placeholder {
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--abt-secondary), var(--abt-primary));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: rgba(255,255,255,0.5);
}

.abt-leader-placeholder i {
    font-size: clamp(3rem, 10vw, 5rem);
}

.abt-leader-placeholder span {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
}

.abt-leader-message {
    background: var(--abt-light);
    border: 1px solid #e2e8f0;
    border-left: 4px solid var(--abt-accent);
    border-radius: var(--abt-radius-lg);
    padding: clamp(1.5rem, 4vw, 2.5rem);
}

.abt-leader-message blockquote {
    font-size: clamp(1rem, 2vw, 1.15rem);
    font-weight: 500;
    color: var(--abt-primary);
    line-height: 1.75;
    margin-bottom: 1rem;
    border: none;
    padding: 0;
}

.abt-leader-message p {
    font-size: clamp(0.92rem, 1.5vw, 1rem);
    color: var(--abt-gray-600);
    line-height: 1.75;
    margin-bottom: 1.5rem;
}

.abt-leader-message footer strong {
    display: block;
    font-size: 1rem;
    color: var(--abt-primary);
}

.abt-leader-message footer span {
    font-size: 0.85rem;
    color: var(--abt-gray-400);
}

/* ── SECTION 10: CTA ── */
.abt-cta {
    position: relative;
    padding: clamp(4rem, 8vw, 7rem) 0;
    text-align: center;
    color: #fff;
    overflow: hidden;
    background: var(--abt-primary);
}

.abt-cta__overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(11,31,58,0.94), rgba(16,44,87,0.9)),
        url('../images/cargo-port.png') center/cover no-repeat;
    z-index: 0;
}

.abt-cta__inner {
    position: relative;
    z-index: 1;
}

.abt-cta h2 {
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.abt-cta p {
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    opacity: 0.85;
    max-width: 560px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}

.abt-cta__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.abt-cta__actions .btn {
    min-height: 48px;
}

/* ── RESPONSIVE ── */

/* Tablet landscape ≤1199 */
@media (max-width: 1199.98px) {
    .abt-stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .abt-stat-item:last-child {
        grid-column: span 1;
    }

    .abt-timeline {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }

    .abt-timeline::before { display: none; }

    .abt-timeline__step {
        text-align: left;
        display: flex;
        gap: 1rem;
        align-items: flex-start;
    }

    .abt-timeline__marker {
        margin: 0;
        flex-shrink: 0;
        width: 56px;
        height: 56px;
    }
}

/* Tablet ≤991 */
@media (max-width: 991.98px) {
    .abt-hero__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .abt-hero__actions .btn { width: 100%; }

    .abt-trust-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .abt-trust-row--reverse .abt-trust-row__visual,
    .abt-trust-row--reverse .abt-trust-row__content { order: 0; }

    .abt-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .abt-timeline {
        grid-template-columns: 1fr;
        gap: 1.75rem;
    }

    .abt-timeline__step {
        padding-left: 0;
    }

    .abt-leader-visual {
        max-width: 400px;
        margin: 0 auto;
    }
}

/* Mobile ≤767 */
@media (max-width: 767.98px) {
    .abt-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .abt-stat-item:last-child {
        grid-column: 1 / -1;
        max-width: 50%;
        margin: 0 auto;
        width: 100%;
    }

    .abt-cta__actions {
        flex-direction: column;
        align-items: stretch;
        padding: 0 0.5rem;
    }

    .abt-cta__actions .btn { width: 100%; }
}

/* Small mobile ≤575 */
@media (max-width: 575.98px) {
    .abt-stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }

    .abt-stat-item:last-child {
        max-width: 100%;
    }

    .abt-image-card__badge {
        bottom: 1rem;
        left: 1rem;
        padding: 0.75rem 1rem;
    }
}

/* Small mobile 320 */
@media (max-width: 359.98px) {
    .abt-trust-list li {
        font-size: 0.82rem;
    }

    .abt-trust-list li i {
        width: 32px;
        height: 32px;
        font-size: 0.85rem;
    }

    .abt-stat-item strong {
        font-size: 1.35rem;
    }

    .abt-stat-item span {
        font-size: 0.68rem;
    }
}

/* Desktop timeline horizontal */
@media (min-width: 1200px) {
    .abt-timeline {
        grid-template-columns: repeat(5, 1fr);
    }

    .abt-timeline::before { display: block; }

    .abt-timeline__step {
        display: block;
        text-align: center;
    }

    .abt-timeline__marker {
        margin: 0 auto 1.25rem;
    }
}

@media (min-width: 576px) {
    .abt-hero__actions {
        flex-direction: row;
    }

    .abt-hero__actions .btn { width: auto; }

    .abt-cta__actions {
        flex-direction: row;
    }

    .abt-cta__actions .btn { width: auto; }
}

@media (prefers-reduced-motion: reduce) {
    .abt-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}