/* ==========================================================================
   Skills Section CSS - Sokrat Development
   Animated Progress Bars & Tech Stack
   ========================================================================== */

.skills {
    position: relative;
    background: var(--bg-primary);
}

.skills-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-16);
}

/* Skills Categories */
.skills-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    transition: all var(--transition-base);
}

.skill-category:hover {
    border-color: var(--primary-500);
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Category Header */
.category-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.category-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-lg);
}

.category-icon i {
    font-size: var(--fs-xl);
    color: var(--primary-400);
}

.category-title {
    font-size: var(--fs-lg);
    font-weight: var(--fw-bold);
    color: var(--text-primary);
}

/* Skill Items */
.skill-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.skill-item {
    position: relative;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-2);
}

.skill-name {
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--text-primary);
}

.skill-percent {
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    color: var(--primary-400);
}

/* Skill Bar */
.skill-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    width: 0;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width 1.5s var(--ease-out);
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

/* Animated state */
.skill-item.animated .skill-progress {
    width: var(--progress);
}

/* Tech Stack */
.tech-stack {
    text-align: center;
}

.tech-title {
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-8);
}

.tech-icons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-6);
}

.tech-icon {
    position: relative;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    cursor: pointer;
}

.tech-icon::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    padding: var(--space-2) var(--space-3);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--fs-xs);
    font-weight: var(--fw-medium);
    color: var(--text-primary);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 10;
}

.tech-icon:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-5px);
}

.tech-icon:hover {
    border-color: var(--primary-500);
    transform: translateY(-5px);
    box-shadow: var(--glow-primary);
}

.tech-icon i {
    font-size: var(--fs-3xl);
    transition: all var(--transition-base);
}

.tech-icon:hover i {
    transform: scale(1.2);
}

/* Icon Colors */
.tech-icon .fa-html5 { color: #e34f26; }
.tech-icon .fa-css3-alt { color: #1572b6; }
.tech-icon .fa-js-square { color: #f7df1e; }
.tech-icon .fa-react { color: #61dafb; }
.tech-icon .fa-python { color: #3776ab; }
.tech-icon .fa-node-js { color: #339933; }
.tech-icon .fa-git-alt { color: #f05032; }
.tech-icon .fa-database { color: var(--primary-400); }
.tech-icon .fa-linux { color: #fcc624; }
.tech-icon .fa-robot { color: var(--accent-400); }

/* Background Pattern */
.skills-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(rgba(99, 102, 241, 0.1) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.5;
    pointer-events: none;
}

/* Responsive */
@media (max-width: 1024px) {
    .skills-categories {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .skills-categories {
        grid-template-columns: 1fr;
    }
    
    .skill-category {
        padding: var(--space-6);
    }
    
    .tech-icon {
        width: 60px;
        height: 60px;
    }
    
    .tech-icon i {
        font-size: var(--fs-2xl);
    }
}

@media (max-width: 480px) {
    .tech-icons {
        gap: var(--space-4);
    }
    
    .tech-icon {
        width: 50px;
        height: 50px;
    }
}