/* ================= ROOT VARIABLES ================= */
:root {
    /* General UI */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #64748b;
    --accent: #dbeafe;
    --bg-light: #f8fafc;
    --text-main: #0f172a;

    /* Theme specific */
    --atl-navy: #002147;
    --atl-gold: #fbaf32;
    --atl-light: #f8f9fa;
    --atl-blue-soft: #38bdf8;
}

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: #ffffff;
    color: var(--text-main);
}

/* ================= NAVBAR ================= */

.navbar-custom {
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.4s ease;
}

.navbar-solid {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(15px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    padding: 12px 0;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    color: #fff !important;
}

.navbar-solid .navbar-brand {
    color: var(--primary) !important;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 600;
    margin-left: 25px;
}

.navbar-solid .nav-link {
    color: var(--text-main) !important;
}

/* ================= DROPDOWN ================= */

.dropdown-menu {
    opacity: 0;
    transform: translateY(10px);
    transition: 0.25s ease;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0,0,0,.15);
}

.dropdown-menu.show {
    opacity: 1;
    transform: translateY(0);
}

.dropdown-item {
    transition: 0.2s;
}

.dropdown-item:hover {
    background: var(--primary);
    color: #fff;
    padding-left: 22px;
}

.dropdown-toggle::after {
    transition: 0.25s;
}

.dropdown.show .dropdown-toggle::after {
    transform: rotate(180deg);
}

/* ================= HERO SECTION ================= */

.hero-section {
    background:
        linear-gradient(rgba(0, 33, 71, 0.8), rgba(0, 33, 71, 0.85)),
        url('/assets/images/about-home.jpg') center/cover no-repeat;
    padding: 100px 0 80px;
    color: #fff;
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #cbd5e1;
    max-width: 800px;
    margin: 0 auto 40px;
}

/* ================= HERO CARDS ================= */

.hero-cards-container {
    margin-top: 60px;
}

.hero-cards-container a{
    text-decoration: none ;
}
.stat-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 5px solid var(--atl-gold);
    transition: all 0.3s ease;
    height: 100%;
    display: block;
    text-decoration: none !important;
}

.stat-card i {
    font-size: 2.5rem;
    color: var(--atl-gold);
    margin-bottom: 15px;
    transition: 0.3s;
}

.stat-card h5 {
    color: #fff;
    font-weight: 700;
    margin-bottom: 12px;
    transition: 0.3s;
}

.stat-card p {
    color: #cbd5e1;
    font-size: 0.9rem;
    transition: 0.3s;
}

.stat-card:hover {
    transform: translateY(-10px);
    background: #fff;
}

.stat-card:hover h5,
.stat-card:hover p {
    color: var(--atl-navy) !important;
}

.stat-card:hover i {
    color: var(--atl-navy) !important;
}

/* ================= FACULTY SECTION ================= */

.faculty-section {
    padding: 90px 0;
    background-color: #fff;
}

.faculty-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.faculty-profile {
    transition: all 0.3s ease;
}

.image-frame {
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    margin-bottom: 20px;
    border-radius: 10px;
    background: #f4f4f4;
}

.image-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.5s ease;
}

.faculty-profile:hover img {
    transform: scale(1.08);
}

.info-box {
    border-top: 3px solid var(--atl-gold);
    padding-top: 15px;
}

.f-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--atl-navy);
    display: block;
}

.f-title {
    color: #555;
    font-size: 0.9rem;
    display: block;
}

.f-edu {
    color: var(--atl-gold);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
}

/* ================= RESPONSIVE ================= */

@media (max-width: 991px) {
    .navbar-collapse {
        background: #fff;
        padding: 20px;
        border-radius: 10px;
        margin-top: 10px;
    }

    .nav-link {
        color: var(--text-main) !important;
        margin: 10px 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }
}