/* ============================================
   ABOUT PAGE ENHANCEMENTS
   ============================================ */

/* Professional Header Image */
.about-header-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto var(--space-8);
    display: block;
    border: 6px solid var(--color-secondary);
    box-shadow: var(--shadow-xl);
}

/* Timeline Styles */
.timeline {
    position: relative;
    padding-left: var(--space-12);
    margin: var(--space-8) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--color-secondary), var(--color-accent));
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-8);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -3.5rem;
    top: 0.5rem;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-secondary);
    border: 4px solid var(--color-surface);
    box-shadow: var(--shadow-md);
    z-index: 1;
}

.timeline-year {
    font-size: var(--font-size-sm);
    font-weight: 800;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2);
}

.timeline-content h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-3);
    color: var(--color-text-primary);
}

.timeline-content p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Certifications Grid */
.cert-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

@media (min-width: 768px) {
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.cert-badge {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    padding: var(--space-6);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--color-accent);
    position: relative;
    overflow: hidden;
}

.cert-badge::before {
    content: '✓';
    position: absolute;
    top: -10px;
    right: -10px;
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.1);
    font-weight: 800;
}

.cert-badge-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-3);
    display: block;
}

.cert-badge h4 {
    font-size: var(--font-size-lg);
    font-weight: 800;
    margin-bottom: var(--space-2);
    color: white;
}

.cert-badge p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* Process Flow Graphic */
.process-flow {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    margin-top: var(--space-8);
    counter-reset: process-counter;
}

@media (min-width: 768px) {
    .process-flow {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .process-flow {
        grid-template-columns: repeat(4, 1fr);
    }
}

.process-step {
    counter-increment: process-counter;
    background: var(--color-surface);
    border: 3px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-8);
    text-align: center;
    position: relative;
    transition: all var(--transition-base);
}

.process-step:hover {
    transform: translateY(-4px);
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-xl);
}

.process-step::before {
    content: counter(process-counter);
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: white;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--color-surface);
}

.process-icon {
    font-size: var(--font-size-5xl);
    margin: var(--space-6) 0 var(--space-4);
    display: block;
}

.process-step h4 {
    font-size: var(--font-size-lg);
    font-weight: 800;
    margin-bottom: var(--space-3);
    color: var(--color-text-primary);
}

.process-step p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin: 0;
    line-height: 1.6;
}

/* Arrow connector for desktop */
@media (min-width: 1024px) {
    .process-step:not(:last-child)::after {
        content: '→';
        position: absolute;
        top: 50%;
        right: -2.5rem;
        transform: translateY(-50%);
        font-size: var(--font-size-3xl);
        color: var(--color-secondary);
        font-weight: 800;
    }
}