/* ==================== 技能展示 ==================== */
.skills-container {
    display: flex;
    flex-direction: column;
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.skill-category {
    width: 100%;
}

/* 板块标题 - 带装饰线 */
.category-title {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 24px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 12px;
}

.category-title i {
    color: var(--accent-primary);
    font-size: 0.9rem;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 8px;
}

.category-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--border-color), transparent);
    margin-left: 8px;
}

/* 技能卡片网格 */
.skill-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

/* 单个技能卡片 */
.skill-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 20px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    transition: all 0.3s ease;
    cursor: default;
    text-align: center;
}

.skill-card:hover {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.05);
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.2), 0 0 0 1px rgba(99, 102, 241, 0.1);
}

/* 技能图标 */
.skill-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.skill-icon img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    filter: grayscale(20%);
    transition: all 0.3s ease;
}

.skill-icon i {
    font-size: 2rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.skill-card:hover .skill-icon img {
    filter: grayscale(0%);
    transform: scale(1.1);
}

.skill-card:hover .skill-icon i {
    color: var(--accent-primary);
    transform: scale(1.1);
}

/* 技能名称 */
.skill-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* 熟练度标签 */
.level-badge {
    font-size: 0.7rem;
    padding: 3px 10px;
    border-radius: 4px;
    font-weight: 500;
    white-space: nowrap;
}

.level-badge.proficient {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.level-badge.familiar {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* 实习实践专属标签样式 */
.level-badge.intern {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary);
    border: 1px dashed rgba(99, 102, 241, 0.4);
}

/* 技能备注 */
.skill-note {
    font-size: 0.7rem;
    color: var(--text-muted);
    padding: 2px 6px;
    background: rgba(99, 102, 241, 0.08);
    border-radius: 4px;
    white-space: nowrap;
    flex-shrink: 0;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1024px) {
    .skill-cards {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
}

@media (max-width: 768px) {
    .skills-container {
        gap: 32px;
        padding: 0 16px;
    }
    
    .skill-cards {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 10px;
    }
    
    .skill-card {
        padding: 12px 14px;
        gap: 10px;
    }
    
    .skill-icon {
        width: 28px;
        height: 28px;
        font-size: 1rem;
    }
    
    .skill-name {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .skill-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    .skill-card {
        padding: 16px 12px;
    }
    
    .skill-icon {
        width: 40px;
        height: 40px;
    }
    
    .skill-icon img {
        width: 36px;
        height: 36px;
    }
    
    .skill-icon i {
        font-size: 1.6rem;
    }
    
    .skill-name {
        font-size: 0.8rem;
    }
    
    .level-badge {
        font-size: 0.65rem;
        padding: 2px 8px;
    }
}