/* ── RSBT Faculty page ── */
.rf-hero {
    position: relative;
    overflow: hidden;
    color: #fff;
    padding: 88px 0 72px;
}
.rf-hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.rf-hero__bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(16, 24, 40, .94) 0%, rgba(31, 31, 31, .82) 42%, rgba(36, 28, 48, .9) 100%);
}
.rf-hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.rf-hero__inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 40px;
    align-items: center;
}
.rf-hero__copy { max-width: 640px; }
.rf-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 14px;
    font-family: "Poppins", sans-serif;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--rsbt-gold);
}
.rf-eyebrow::before {
    content: "";
    width: 28px;
    height: 2px;
    background: var(--rsbt-gold);
}
.rf-eyebrow--center {
    display: flex;
    justify-content: center;
}
.rf-hero__title {
    margin: 0;
    font-family: "Poppins", sans-serif;
    font-size: clamp(34px, 5vw, 52px);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -.02em;
}
.rf-hero__subtitle {
    margin: 14px 0 0;
    font-size: 15px;
    color: #d6b565;
    font-weight: 600;
}
.rf-hero__tagline {
    margin: 18px 0 0;
    font-size: clamp(18px, 2.4vw, 24px);
    line-height: 1.45;
    color: #f3f4f6;
    font-weight: 500;
    font-style: italic;
}
.rf-breadcrumb {
    margin-top: 28px;
    font-size: 13px;
    color: #9ca3af;
}
.rf-breadcrumb a { color: #d6b565; }
.rf-breadcrumb a:hover { text-decoration: underline; }
.rf-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}
.rf-btn-alt {
    border-color: rgba(255, 255, 255, .35);
    color: #fff;
}
.rf-hero__visual {
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 24px 60px rgba(0, 0, 0, .35);
    border: 1px solid rgba(255, 255, 255, .12);
}
.rf-hero__visual img {
    width: 100%;
    height: 100%;
    min-height: 280px;
    object-fit: cover;
    display: block;
    transition: transform .6s ease;
}
.rf-hero__visual:hover img { transform: scale(1.03); }

.rf-intro {
    text-align: center;
    max-width: 820px;
    margin: 0 auto;
}
.rf-intro p {
    margin: 0;
    font-size: clamp(17px, 2.1vw, 20px);
    line-height: 1.75;
    color: #374151;
}

.rf-stats {
    background: linear-gradient(135deg, #1f1f1f 0%, #2a1f28 50%, #1a1a1a 100%);
    padding: 48px 0;
}
.rf-stats__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
}
.rf-stat-card {
    text-align: center;
    padding: 18px 12px;
    border-radius: 14px;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(214, 181, 101, .18);
}
.rf-stat-card__value {
    display: block;
    font-family: "Poppins", sans-serif;
    font-size: clamp(28px, 3.5vw, 36px);
    font-weight: 700;
    color: #d6b565;
    line-height: 1.1;
}
.rf-stat-card__label {
    display: block;
    margin-top: 8px;
    font-size: 13px;
    font-weight: 600;
    color: #d1d5db;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.rf-sec-head {
    margin-bottom: 40px;
}
.rf-sec-head--center { text-align: center; }
.rf-sec-head h2 {
    margin: 0;
    font-family: "Poppins", sans-serif;
    font-size: clamp(26px, 3.2vw, 36px);
    color: #1f1f1f;
}
.rf-sec-head__lead {
    margin: 12px auto 0;
    max-width: 620px;
    font-size: 16px;
    line-height: 1.6;
    color: #6b7280;
}

.rf-faculties {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
    align-items: start;
}
.rf-faculty-block {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 18px;
    padding: 28px 24px 20px;
    box-shadow: 0 10px 30px rgba(31, 31, 31, .06);
}
.rf-faculty-block__header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    padding-bottom: 18px;
    border-bottom: 1px solid #f0f0f0;
}
.rf-faculty-block__icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    font-size: 24px;
    background: linear-gradient(135deg, #1f1f1f, #3a2a34);
    flex-shrink: 0;
}
.rf-faculty-block__header h3 {
    margin: 0;
    font-family: "Poppins", sans-serif;
    font-size: 20px;
    color: #1f1f1f;
}
.rf-faculty-block__header p {
    margin: 4px 0 0;
    font-size: 13px;
    color: #9ca3af;
    font-weight: 600;
}

.rf-member-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
}
.rf-member {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 12px;
    transition: background .2s ease;
}
.rf-member:hover {
    background: #f8f6f1;
}
.rf-member__avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    flex-shrink: 0;
    display: grid;
    place-items: center;
    font-family: "Poppins", sans-serif;
    font-size: 13px;
    font-weight: 700;
    color: #d6b565;
    background: #1f1f1f;
}
.rf-member__name {
    font-size: 15px;
    font-weight: 600;
    color: #1f2937;
    line-height: 1.4;
}

.rf-cta {
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
    padding: 48px 28px;
    border-radius: 22px;
    background: linear-gradient(135deg, #1f1f1f 0%, #2a1f28 55%, #1a1a1a 100%);
    color: #f3f4f6;
}
.rf-cta__badge {
    font-size: 36px;
    margin-bottom: 12px;
}
.rf-cta h2 {
    margin: 0;
    font-family: "Poppins", sans-serif;
    font-size: clamp(24px, 3vw, 32px);
    color: #fff;
}
.rf-cta p {
    margin: 14px auto 0;
    max-width: 540px;
    font-size: 16px;
    line-height: 1.65;
    color: #d1d5db;
}
.rf-cta__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 28px;
}

@media (max-width: 960px) {
    .rf-hero__inner {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .rf-hero__visual { order: -1; max-width: 480px; }
    .rf-stats__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .rf-faculties {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .rf-hero { padding: 64px 0 48px; }
    .rf-stats__grid {
        grid-template-columns: 1fr;
    }
    .rf-cta { padding: 36px 20px; }
}