/* Sıla Bilimsel Kuruluşlara Üyelikler */
.sila-bu {
    --sbu-font: "Montserrat", ui-sans-serif, system-ui, -apple-system, sans-serif;
    --sbu-content-max: var(--sila-content-max, clamp(1100px, 96vw, 1680px));
    --sbu-gap: 32px;
    --sbu-radius: 24px;
    --sbu-card-bg: #ffffff;
    --sbu-card-border: rgba(156, 93, 51, 0.12);
    --sbu-card-hover-border: rgba(156, 93, 51, 0.32);
    --sbu-accent: #9c6b3c;
    --sbu-accent-soft: rgba(156, 93, 51, 0.08);
    --sbu-title-color: var(--sila-heading-color, #2c1f14);
    --sbu-text-color: var(--sila-lead-color, #6b5b4f);
    --sbu-cream: #f6efe2;
    --sbu-brown: #9c5d33;
    --sbu-eyebrow-color: #9c5d33;
    --sbu-name-color: #2c1f14;
    --sbu-badge-bg: #f6efe2;
    --sbu-badge-color: #93603b;
    --sbu-section-bg: #faf6ef;
    --sbu-section-border: rgba(156, 93, 51, 0.14);
    --sbu-logo-max-h: 56px;
    --sbu-title-size: clamp(1.85rem, 3.8vw, 2.75rem);
    --sbu-title-weight: 800;
    --sbu-lead-size: clamp(0.9rem, 1.5vw, 1.02rem);
    --sbu-lead-weight: 400;
    --sbu-name-size: 0.88rem;
    --sbu-name-weight: 600;
    --sbu-badge-size: 0.68rem;
    --sbu-pad-y: clamp(52px, 7vw, 92px);
    --sbu-pad-x: 0;
    --sbu-inner-pad-x: var(--sila-pad-x, clamp(20px, 4vw, 40px));
    --sbu-card-inset: 28px;
    --sbu-card-gap: 18px;
    --sbu-card-pad: 0;
    --sbu-transition: 0.55s cubic-bezier(0.22, 1, 0.36, 1);

    position: relative;
    width: 100%;
    padding: 0 var(--sila-pad-x, clamp(20px, 4vw, 40px));
    background: transparent;
    border: none;
    border-radius: 0;
    font-family: var(--sbu-font);
    box-sizing: border-box;
}

.sila-bu *,
.sila-bu *::before,
.sila-bu *::after {
    box-sizing: border-box;
}

.sila-bu__inner {
    position: relative;
    width: 100%;
    max-width: var(--sbu-content-max);
    margin-left: auto;
    margin-right: auto;
    padding: var(--sbu-pad-y) var(--sbu-inner-pad-x);
    background: var(--sbu-section-bg);
    border: 1px solid var(--sbu-section-border);
    border-radius: 32px;
    box-sizing: border-box;
}

/* ── Başlık alanı ── */
.sila-bu__header {
    max-width: 100%;
    margin: 0 auto clamp(36px, 5vw, 56px);
    text-align: center;
}

/* Blog üst etiketi (Doç. Dr. Sıla Yazar) ile aynı rozet */
.sila-bu__eyebrow {
    display: inline-block;
    margin: 0 0 var(--sila-header-eyebrow-gap, 16px);
    padding: 11px 24px;
    border-radius: 999px;
    background: var(--sbu-cream);
    color: var(--sbu-eyebrow-color);
    font-family: inherit;
    font-size: clamp(13px, 1.5vw, 15px);
    font-weight: 700;
    letter-spacing: 0.1em;
    line-height: 1.3;
    text-transform: uppercase;
    box-sizing: border-box;
}

.sila-bu__title {
    margin: 0 0 var(--sila-header-title-gap, 28px);
    font-family: inherit;
    font-size: var(--sbu-title-size);
    font-weight: var(--sbu-title-weight);
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--sbu-title-color);
    text-wrap: balance;
}

.sila-bu__lead {
    margin: 0 auto;
    max-width: none;
    font-family: inherit;
    font-size: var(--sbu-lead-size);
    font-weight: var(--sbu-lead-weight);
    line-height: 1.75;
    color: var(--sbu-text-color);
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: normal;
}

.sila-bu__divider {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 22px;
    color: var(--sbu-accent);
    opacity: 0.55;
}

/* ── Izgara ── */
.sila-bu__grid {
    display: grid;
    grid-template-columns: repeat(var(--sbu-cols-d, 3), minmax(0, 1fr));
    gap: var(--sbu-gap);
}

.sila-bu__card {
    position: relative;
    min-height: 168px;
    padding: var(--sbu-card-pad);
    border-radius: var(--sbu-radius);
    overflow: hidden;
    opacity: 0;
    transform: translateY(18px);
    transition:
        opacity var(--sbu-transition),
        transform var(--sbu-transition);
}

.sila-bu.is-visible .sila-bu__card {
    opacity: 1;
    transform: translateY(0);
}

.sila-bu.is-visible .sila-bu__card:nth-child(1) { transition-delay: 0.05s; }
.sila-bu.is-visible .sila-bu__card:nth-child(2) { transition-delay: 0.1s; }
.sila-bu.is-visible .sila-bu__card:nth-child(3) { transition-delay: 0.15s; }
.sila-bu.is-visible .sila-bu__card:nth-child(4) { transition-delay: 0.2s; }
.sila-bu.is-visible .sila-bu__card:nth-child(5) { transition-delay: 0.25s; }
.sila-bu.is-visible .sila-bu__card:nth-child(6) { transition-delay: 0.3s; }

.sila-bu__link {
    display: block;
    height: 100%;
    text-decoration: none !important;
    color: inherit;
}

.sila-bu__card-inner {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--sbu-card-gap);
    min-height: 168px;
    height: 100%;
    padding: var(--sbu-card-inset);
    background: var(--sbu-card-bg);
    border: 1px solid var(--sbu-card-border);
    border-radius: var(--sbu-radius);
    box-shadow: none;
    transition:
        border-color 0.25s ease,
        background-color 0.25s ease,
        box-shadow 0.25s ease;
    overflow: hidden;
}

.sila-bu__card:hover .sila-bu__card-inner,
.sila-bu__card:focus-within .sila-bu__card-inner {
    border-color: var(--sbu-card-hover-border);
    background-color: var(--sbu-cream);
    box-shadow: 0 6px 20px rgba(44, 31, 20, 0.06);
}

.sila-bu__shine {
    display: none;
}

.sila-bu__logo-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: calc(var(--sbu-logo-max-h) + 8px);
    padding: 0;
}

.sila-bu__logo-img {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: var(--sbu-logo-max-h);
    object-fit: contain;
}

.sila-bu__name {
    margin: 0;
    max-width: 100%;
    font-family: inherit;
    font-size: var(--sbu-name-size);
    font-weight: var(--sbu-name-weight);
    line-height: 1.45;
    text-align: center;
    color: var(--sbu-name-color);
    opacity: 0.9;
    transition: color 0.25s ease;
    text-wrap: balance;
}

.sila-bu__card:hover .sila-bu__name,
.sila-bu__card:focus-within .sila-bu__name {
    color: var(--sbu-accent);
}

@media (max-width: 991px) {
    .sila-bu__grid {
        grid-template-columns: repeat(var(--sbu-cols-t, 2), minmax(0, 1fr));
    }
}

@media (max-width: 991px) {
    .sila-bu__lead {
        font-size: clamp(0.78rem, 1.8vw, 0.95rem);
    }
}

@media (max-width: 767px) {
    .sila-bu__inner {
        border-radius: 24px;
    }

    .sila-bu__grid {
        grid-template-columns: repeat(var(--sbu-cols-m, 1), minmax(0, 1fr));
    }

    .sila-bu {
        --sbu-card-inset: 22px;
        --sbu-card-gap: 14px;
        --sbu-card-pad: 0;
    }

    .sila-bu__card-inner {
        min-height: 148px;
    }

    .sila-bu__lead {
        font-size: clamp(0.68rem, 2.4vw, 0.88rem);
    }
}

@media (prefers-reduced-motion: reduce) {
    .sila-bu__card,
    .sila-bu__card-inner,
    .sila-bu__name {
        transition: none;
    }

    .sila-bu__card {
        opacity: 1;
        transform: none;
    }
}