/* EXTRA SECTIONS (Achievements & Publications) */
.extra-section {
    padding: 4rem 2rem;
    position: relative;
    background: radial-gradient(circle at 50% 100%, var(--accent-glow), transparent 60%),
                var(--bg-color);
}

.extra-heading {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 3rem;
    color: var(--text-color);
    text-shadow: 0 0 15px var(--accent-glow);
    font-family: 'Comfortaa', cursive;
}

.extra-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.extra-card {
    background: var(--card-glass-bg);
    border: 1px solid var(--accent-border);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    width: 100%;
    max-width: 380px;
    min-height: 260px; /* Force uniform height */
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    justify-content: flex-start;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 5px 15px var(--shadow-dark);
    position: relative;
    overflow: hidden;
}

.extra-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at top left, var(--accent-border), transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.extra-card > * {
    position: relative;
    z-index: 1;
}

.extra-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px var(--shadow-hover), 0 0 30px var(--accent-glow);
    border-color: var(--accent-border-hover);
}

.extra-icon {
    font-size: 2.5rem;
    color: var(--icon-color);
    margin-bottom: 1.5rem;
    text-shadow: 0 0 20px var(--accent-border-hover);
    transition: transform 0.3s ease;
}

.extra-card:hover .extra-icon {
    transform: scale(1.15);
}

.extra-content h3 {
    color: var(--text-color);
    font-size: 1.15rem;
    margin-bottom: 0.8rem;
    font-family: 'Comfortaa', cursive;
}

.extra-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}