/*----------------- Faculty Page ---------------------------*/

.faculty-section {
    position: relative;
    background: linear-gradient(135deg, #0b2a5f, #123a7a);
    padding: 4rem 4rem;
    min-height: 100vh;
}

/* ---------- Headings ---------- */
.faculty-heading {
    text-align: center;
    font-size: 2.25rem;
    color: var(--bg-light);
    margin-bottom: 0.5rem;
}

.faculty-subtitle {
    text-align: center;
    color: var(--bg-light);
    font-size: 1rem;
    margin-bottom: 2.5rem;
}

/* ---------- Filters ---------- */
.faculty-filter {
    width: 85%;
    margin: 0 auto 3rem;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(6px);
    padding: 2rem;
    border-radius: 1.25rem;
}

.search-box {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.15);
    padding: 0.875rem 1.125rem;
    border-radius: 0.75rem;
    color: #ffffff;
}

.search-box input {
    border: none;
    outline: none;
    background: transparent;
    color: #ffffff;
    width: 100%;
    margin-left: 0.625rem;
    font-size: 0.95rem;
}

.search-box input::placeholder {
    color: #e2e7ff;
}

.filter-buttons {
    margin-top: 1.25rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
}

.filter-btn {
    background: transparent;
    border: 1px solid #8ea4ff;
    color: var(--bg-light);
    padding: 0.5rem 1.125rem;
    border-radius: 2rem;
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.filter-btn.active {
    background: #4c7dff;
    border-color: #4c7dff;
    box-shadow: 0 0.5rem 1.25rem rgba(76, 125, 255, 0.45);
}

/* ---------- Faculty Cards ---------- */
.faculty-container {
    width: 85%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(16.25rem, 1fr));
    gap: 2rem;
}

.faculty-card {
    background: var(--bg-light);
    padding: 1.875rem 1.5rem;
    border-radius: 1.25rem;
    box-shadow: 0 0.75rem 2rem rgba(0, 0, 0, 0.12);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.faculty-card:hover {
    transform: translateY(-0.5rem);
    box-shadow: 0 1.25rem 2.75rem rgba(255, 255, 255, 0.25);
}

.faculty-img {
    width: 7rem;
    height: 7rem;
    margin: 0 auto 1rem;
    border-radius: 50%;
    overflow: hidden;
    border: 0.25rem solid #4c7dff;
    background: #eef2ff;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.faculty-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.faculty-card:hover .faculty-img {
    transform: scale(1.05);
    border-color: #6fd1ff;
}

.faculty-info {
    text-align: center;
    border-radius: 32px;
}

.faculty-info h3 {
    font-size: 1.125rem;
    color: var(--primary);
    margin-bottom: 0.35rem;
}

.faculty-info p {
    font-size: 0.875rem;
    color: var(--text-dark);
}

/* ---------------- Responsive Design ---------------- */

/* Tablets and smaller laptops (≤ 992 px) */
@media (max-width: 992px) {
    .faculty-section {
        padding: 3rem 2rem;
    }

    .faculty-heading {
        font-size: 2rem;
    }

    .faculty-subtitle {
        font-size: 0.95rem;
    }

    .faculty-filter {
        width: 90%;
        padding: 1.5rem;
    }

    .faculty-container {
        width: 90%;
        gap: 1.5rem;
    }

    .faculty-card {
        padding: 1.5rem;
    }
}

/* Phones (≤ 768 px) */
@media (max-width: 768px) {
    .faculty-section {
        padding: 2.5rem 1.5rem;
    }

    .faculty-heading {
        font-size: 1.75rem;
    }

    .faculty-subtitle {
        font-size: 0.9rem;
        margin-bottom: 2rem;
    }

    .faculty-filter {
        width: 100%;
        padding: 1.25rem;
    }

    .search-box {
        padding: 0.75rem 1rem;
    }

    .filter-buttons {
        justify-content: center;
    }

    .filter-btn {
        font-size: 0.8rem;
        padding: 0.4rem 0.9rem;
    }

    .faculty-container {
        width: 100%;
        grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
        gap: 1.25rem;
    }

    .faculty-img {
        width: 6rem;
        height: 6rem;
    }

    .faculty-info h3 {
        font-size: 1rem;
    }

    .faculty-info p {
        font-size: 0.8rem;
    }
}

/* Extra small devices (≤ 480 px) */
@media (max-width: 480px) {
    .faculty-section {
        padding: 2rem 1rem;
    }

    .faculty-heading {
        font-size: 1.5rem;
    }

    .faculty-subtitle {
        font-size: 0.85rem;
    }

    .search-box {
        flex-direction: column;
        align-items: stretch;
    }

    .search-box input {
        margin-left: 0;
        margin-top: 0.5rem;
        font-size: 0.85rem;
    }

    .filter-buttons {
        flex-direction: column;
        align-items: center;
    }

    .filter-btn {
        width: 100%;
        text-align: center;
        font-size: 0.8rem;
    }

    .faculty-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .faculty-card {
        padding: 1.25rem;
    }

    .faculty-img {
        width: 5.5rem;
        height: 5.5rem;
    }

    .faculty-info h3 {
        font-size: 0.95rem;
    }

    .faculty-info p {
        font-size: 0.78rem;
    }
}