/* Portfolio Intro Text */
.portfolio-intro {
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--color-border-primary);
    margin-bottom: var(--space-lg);
}

/* Portfolio H1 with left border */
.section-middle h1:first-of-type {
    padding-left: var(--space-lg);
    border-left: 3px solid var(--color-border-primary);
    margin-bottom: var(--space-lg);
}

/* Portfolio Grid Layout */
.portfolio-grid {
    display: grid;
    gap: var(--space-3xl);
    margin-top: 0;
    margin-bottom: 0;
    overflow: visible;
}

/* Portfolio Card - 2 Column Layout */
.portfolio-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.portfolio-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

/* Flip layout for alternating cards */
.portfolio-card.flip {
    grid-template-columns: 1fr 1fr;
}

.portfolio-card.flip .portfolio-image {
    order: 2;
}

.portfolio-card.flip .portfolio-content {
    order: 1;
}

/* Portfolio Image */
.portfolio-image {
    position: relative;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Portfolio Content */
.portfolio-content {
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.portfolio-content h2 {
    font-size: var(--font-size-2xl);
    color: var(--color-text-primary);
    margin: 0;
}

.portfolio-url {
    margin: 0;
}

.portfolio-url a {
    color: var(--color-accent);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    transition: color 0.2s ease;
}

.portfolio-url a:hover {
    color: var(--color-accent-hover);
}

.portfolio-url svg {
    width: 14px;
    height: 14px;
}

.portfolio-description {
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin: 0;
    flex-grow: 1;
}

/* Portfolio Meta */
.portfolio-meta {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-top: auto;
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border-primary);
}

/* Tech Stack Badges */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.tech-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-surface-elevated);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border-secondary);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.portfolio-year {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* Mobile Layout - Stack Vertically */
@media (max-width: 768px) {
    .portfolio-card {
        display: flex;
        flex-direction: column;
        min-height: auto;
    }

    .portfolio-card.flip {
        flex-direction: column;
    }

    .portfolio-card.flip .portfolio-image,
    .portfolio-card.flip .portfolio-content {
        order: unset;
    }

    .portfolio-image {
        min-height: 200px;
        max-height: 300px;
        flex-shrink: 0;
    }

    .portfolio-image img {
        object-position: center top;
    }

    .portfolio-content {
        padding: var(--space-lg);
        flex-shrink: 0;
    }

    .portfolio-content h2 {
        font-size: var(--font-size-xl);
    }
    
    .section-middle {
        justify-content: flex-start;
        overflow-y: auto;
    }
}

/* Tablet Layout */
@media (min-width: 769px) and (max-width: 1024px) {
    .portfolio-card {
        gap: var(--space-lg);
    }
    
    .portfolio-content {
        padding: var(--space-lg);
    }
}