/* ===== CHAIRMAN HERO ===== */
.chairman-hero {
    background: linear-gradient(160deg, #0a2418 0%, var(--green-dark) 50%, #0e3020 100%);
    padding: calc(var(--nav-h) + 60px) 0 80px;
}

.ch-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 64px;
    align-items: center;
}

.ch-photo-wrap {
    position: relative;
}

.ch-photo {
    width: 100%;
    aspect-ratio: 3/4;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,.5);
    border: 3px solid rgba(201,162,75,.3);
}

    .ch-photo img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: top;
    }

.ch-photo-badge {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    color: var(--green-dark);
    font-size: .82rem;
    font-weight: 800;
    letter-spacing: .04em;
    padding: 8px 24px;
    border-radius: 24px;
    white-space: nowrap;
    box-shadow: 0 4px 20px rgba(201,162,75,.4);
}

.ch-info {
    color: var(--white);
    padding-bottom: 20px;
}

.ch-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .12em;
    color: var(--gold-light);
    background: rgba(201,162,75,.1);
    border: 1px solid rgba(201,162,75,.25);
    padding: 5px 16px;
    border-radius: 20px;
    margin-bottom: 20px;
}

.ch-name {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 8px;
}

    .ch-name .en {
        display: block;
        font-size: .85rem;
        font-weight: 400;
        color: rgba(255,255,255,.45);
        letter-spacing: .12em;
        margin-top: 6px;
    }

.ch-title {
    font-size: 1rem;
    color: var(--gold-light);
    margin-bottom: 24px;
}

.ch-bio {
    font-size: .9rem;
    color: rgba(255,255,255,.7);
    line-height: 1.9;
    margin-bottom: 28px;
}

.ch-roles {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.ch-role {
    background: rgba(255,255,255,.07);
    border: 1px solid rgba(255,255,255,.12);
    color: rgba(255,255,255,.8);
    font-size: .78rem;
    padding: 5px 14px;
    border-radius: 20px;
    transition: background var(--transition);
}

    .ch-role:hover {
        background: rgba(201,162,75,.15);
        border-color: rgba(201,162,75,.3);
    }

/* ===== ACHIEVEMENTS ===== */
.achievements {
    background: var(--off-white);
}

.ach-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.ach-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
    position: relative;
    overflow: hidden;
}

    .ach-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--green-bright), var(--gold));
    }

    .ach-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
    }

.ach-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.ach-num {
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--green-bright), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ach-label {
    font-size: .82rem;
    color: var(--text-light);
    margin-top: 6px;
    line-height: 1.5;
}

/* ===== CHARITY ===== */
.charity {
    background: var(--white);
}

.charity-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.charity-imgs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

    .charity-imgs .ci-item {
        border-radius: var(--radius);
        overflow: hidden;
        aspect-ratio: 1;
    }

    .charity-imgs .ci-wide {
        grid-column: 1/3;
        aspect-ratio: 2/1;
        border-radius: var(--radius);
        overflow: hidden;
    }

.charity-list {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.charity-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 16px;
    background: var(--off-white);
    border-radius: 10px;
    border-left: 3px solid var(--gold);
    transition: background var(--transition);
}

    .charity-item:hover {
        background: rgba(62,171,106,.08);
        border-color: var(--green-bright);
    }

.ci-ico {
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.ci-text strong {
    font-size: .9rem;
    color: var(--text-dark);
}

.ci-text p {
    font-size: .8rem;
    color: var(--text-light);
    margin-top: 2px;
    line-height: 1.5;
}

/* ===== PHOTO WALL ===== */
.photo-wall {
    background: var(--green-dark);
}

    .photo-wall .section-title {
        color: var(--white);
    }

    .photo-wall .section-tag {
        background: rgba(201,162,75,.15);
        color: var(--gold-light);
    }

    .photo-wall .divider {
        background: linear-gradient(90deg, var(--gold), var(--gold-light));
    }

.pw-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: 220px 220px;
    gap: 14px;
    margin-top: 40px;
}

.pw-item {
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    cursor: zoom-in;
}

    .pw-item img {
        transition: transform .5s ease;
    }

    .pw-item:hover img {
        transform: scale(1.08);
    }

    .pw-item .overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(0,0,0,.6) 0%, transparent 60%);
        display: flex;
        align-items: flex-end;
        padding: 14px;
        opacity: 0;
        transition: opacity var(--transition);
    }

    .pw-item:hover .overlay {
        opacity: 1;
    }

    .pw-item .overlay span {
        font-size: .78rem;
        color: rgba(255,255,255,.9);
        font-weight: 600;
    }

    .pw-item.large {
        grid-row: 1/3;
    }

/* ===== HONORS ===== */
.honors {
    background: var(--off-white);
}

.hon-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.hon-item {
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px 18px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    transition: transform var(--transition);
}

    .hon-item:hover {
        transform: translateY(-4px);
    }

.hon-ico {
    font-size: 1.4rem;
    flex-shrink: 0;
}

.hon-item strong {
    display: block;
    font-size: .88rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.hon-item span {
    font-size: .78rem;
    color: var(--text-light);
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .ch-inner {
        grid-template-columns: 1fr;
    }

    .ch-photo {
        max-width: 300px;
        margin: 0 auto;
    }

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

    .charity-grid {
        grid-template-columns: 1fr;
    }

    .pw-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
    }

    .pw-item.large {
        grid-row: auto;
    }

    .hon-list {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .ch-inner {
        gap: 40px;
        padding: 0 18px;
    }

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

    .pw-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .hon-list {
        grid-template-columns: 1fr;
    }
}