/* ===== 项目详情页通用样式 ===== */

/* Project Hero */
.project-hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

.project-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.project-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(233, 69, 96, 0.1);
    border: 1px solid rgba(233, 69, 96, 0.3);
    color: var(--color-primary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.badge-icon {
    font-size: 1rem;
}

.project-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.project-subtitle {
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
}

.project-desc {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 650px;
    margin-bottom: 2rem;
}

/* Tech Stack */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.tech-tag {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    padding: 0.375rem 0.875rem;
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* Project Showcase */
.project-showcase {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.project-showcase img {
    width: 100%;
    height: auto;
    display: block;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 2rem;
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-border-hover);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    text-align: center;
    padding: 6rem 0;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Modules Grid */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.module-item {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    transition: var(--transition-base);
}

.module-item:hover {
    border-color: var(--color-primary);
}

.module-icon {
    width: 48px;
    height: 48px;
    background: var(--color-bg-tertiary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.module-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.module-content p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* Architecture / Tech Visual */
.tech-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.tech-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.tech-text p {
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
}

.tech-list {
    list-style: none;
    margin-top: 1.5rem;
}

.tech-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.tech-list li::before {
    content: '▸';
    color: var(--color-primary);
}

.tech-visual {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 2rem;
}

.tech-layer {
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 10px;
    text-align: center;
}

.tech-layer:last-child {
    margin-bottom: 0;
}

.tech-layer h4 {
    margin-bottom: 0.5rem;
}

.tech-layer p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .modules-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tech-content {
        grid-template-columns: 1fr;
    }
}

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