/* ═══════════════════════════════════════
   PREMIUM LIGHT MODE DESIGN SYSTEM (V4) - FINAL FIX
   ═══════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-light: #f8fafc;
    --border-glass: rgba(0, 0, 0, 0.08);
    --accent-gradient: linear-gradient(135deg, #e65c00 0%, #ff8c00 100%);
    --primary-gradient: linear-gradient(135deg, #0ea5e9 0%, #2563eb 100%);
    --text-main: #0f172a;
    --text-muted: #475569;
    --radius-lg: 20px;
    --radius-sm: 8px;
    --transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-light);
    color: var(--text-main);
    -webkit-font-smoothing: antialiased;
}

/* ═══════════════════════════════════════
   NAVIGATION & HEADER (MORE TRANSPARENT)
   ═══════════════════════════════════════ */
.top-bar {
    background: rgba(255, 255, 255, 0.35); /* Transparent White */
    backdrop-filter: blur(6px);            /* Glass effect */
    -webkit-backdrop-filter: blur(6px);
    padding: 15px 5%;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.top-bar a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
}

.page-header {
    text-align: center;
    padding: 60px 20px 40px;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ═══════════════════════════════════════
   EXAM GRID & CARDS FIX (WITH BLINK)
   ═══════════════════════════════════════ */

.exam-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto 80px;
    padding: 0 20px;
}

.exam-card {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

/* 🔴 Premium Blinking Hover Effect */
.exam-card:hover {
    transform: translateY(-10px);
    animation: premiumBlink 1.2s infinite alternate;
    border-color: #e65c00;
}

@keyframes premiumBlink {
    0% { box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
    100% { box-shadow: 0 0 25px rgba(230, 92, 0, 0.5); }
}

/* Logo Box Fix */
.icon-box {
    height: 140px; 
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 30px;
}

.icon-box img {
    width: 85px;  
    height: 85px;
    object-fit: contain;
    background: #f8fafc; 
    padding: 15px;
    border-radius: 50%;
    box-shadow: inset 0 2px 5px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.exam-card:hover .icon-box img {
    transform: scale(1.1);
}

.card-body {
    padding: 20px 30px 35px;
}

.exam-card h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-main);
}

.exam-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 25px;
    min-height: 60px; 
}

/* Button Styling */
.btn-enter {
    background: #1e3a8a; 
    color: white;
    padding: 14px;
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    display: block;
    transition: 0.3s;
}

.btn-enter:hover {
    background: var(--accent-gradient);
    transform: scale(1.03);
}

/* Responsive */
@media (max-width: 768px) {
    .exam-grid { grid-template-columns: 1fr; }
    .page-header h1 { font-size: 2rem; }
}