/* Từ resources/views/pages/portfolio/show.blade.php */
.portfolio-detail-hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 60px 0;
    color: white;
}

.back-link {
    color: white;
    text-decoration: none;
    font-weight: 600;
    margin-bottom: 20px;
    display: inline-block;
    opacity: 0.9;
}

.back-link:hover {
    opacity: 1;
    text-decoration: underline;
}

.portfolio-header h1 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 10px;
}

.portfolio-detail-section {
    padding: 60px 0;
    background: var(--bg-light);
}

.portfolio-detail-grid {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 40px;
}

.portfolio-main-content {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.portfolio-main-image {
    margin-bottom: 40px;
    border-radius: 12px;
    overflow: hidden;
}

.portfolio-main-image img {
    width: 100%;
    height: auto;
    display: block;
}

.content-block {
    margin-bottom: 40px;
}

.content-block:last-child {
    margin-bottom: 0;
}

.content-block h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border);
}

.portfolio-description {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dark);
}

.portfolio-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.gallery-item {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.features-list {
    list-style: none;
    padding: 0;
}

.features-list li {
    display: flex;
    align-items: flex-start;
    padding: 15px;
    margin-bottom: 10px;
    background: var(--bg-light);
    border-radius: 8px;
}

.feature-icon {
    color: var(--primary);
    font-weight: 800;
    font-size: 20px;
    margin-right: 15px;
    flex-shrink: 0;
}

.feature-text {
    flex: 1;
    color: var(--text-dark);
    font-size: 15px;
    line-height: 1.6;
}

.technologies-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-badge {
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.related-portfolios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.related-portfolio-card {
    background: var(--bg-light);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.2s;
}

.related-portfolio-card:hover {
    transform: translateY(-3px);
}

.related-portfolio-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.related-content {
    padding: 15px;
}

.related-content h3,
.related-content h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 8px;
}

.related-content p {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 12px;
}

.portfolio-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sidebar-card {
    background: white;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.sidebar-card h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 20px;
}

.project-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}

.detail-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.detail-item strong {
    color: var(--text-light);
    font-size: 13px;
    font-weight: 600;
}

.detail-item span {
    color: var(--text-dark);
    font-size: 15px;
}

.project-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.project-link:hover {
    text-decoration: underline;
}

.sidebar-card p {
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 1024px) {
    .portfolio-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-sidebar {
        order: -1;
    }
}

@media (max-width: 768px) {
    .portfolio-header h1 {
        font-size: 32px;
    }
    
    .portfolio-main-content {
        padding: 25px;
    }
    
    .portfolio-gallery {
        grid-template-columns: 1fr;
    }
    
    .related-portfolios-grid {
        grid-template-columns: 1fr;
    }
}

/* app.css có .feature-icon (40px, margin-bottom) cho thẻ tính năng của giải pháp */
.features-list .feature-icon {
    margin-bottom: 0;
}

/* ---------- Bổ sung cho trang chi tiết (dùng cùng css/detail.css) ---------- */
.portfolio-subtitle {
    max-width: 820px;
    font-size: 18px;
    line-height: 1.6;
    opacity: 0.92;
}

.portfolio-main-content {
    min-width: 0;
}

.portfolio-detail-grid {
    align-items: stretch;
}

/* Cách giải quyết: lưới thẻ đánh số */
.approach-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.approach-card {
    padding: 22px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg-light);
}

.approach-num {
    display: block;
    font-size: 26px;
    font-weight: 800;
    line-height: 1;
    color: var(--primary);
    margin-bottom: 10px;
}

.approach-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.approach-card p {
    font-size: 14px;
    line-height: 1.65;
    color: var(--text-light);
}

/* Ảnh trong thư viện là nút bấm để phóng to */
button.gallery-item {
    display: block;
    width: 100%;
    padding: 0;
    border: 0;
    background: var(--bg-light);
    cursor: zoom-in;
}

button.gallery-item:focus-visible {
    outline: 3px solid var(--primary-dark);
    outline-offset: 3px;
}

/* Thẻ liên hệ dính theo khi cuộn (thẻ cuối của sidebar) */
.sidebar-sticky {
    position: sticky;
    top: 90px;
}

#portfolio-pager {
    margin-top: 40px;
}

@media (min-width: 769px) {
    .portfolio-main-content .features-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .portfolio-main-content .features-list li {
        margin-bottom: 0;
    }
}

@media (max-width: 1024px) {
    .sidebar-sticky {
        position: static;
    }
}

@media (max-width: 768px) {
    .approach-grid {
        grid-template-columns: 1fr;
    }
}