/* ===================================
   PORTFOLIO.CSS - Стили страницы портфолио
   =================================== */

/* === Hero Section === */
.hero {
    background: linear-gradient(135deg, rgba(132, 142, 118, 0.85) 0%, rgba(139, 115, 85, 0.85) 50%, rgba(101, 67, 33, 0.85) 100%);
    backdrop-filter: blur(10px);
    color: white;
    padding: 8rem 2rem 6rem;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.03) 2px,
            rgba(255, 255, 255, 0.03) 4px
        ),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.03) 2px,
            rgba(255, 255, 255, 0.03) 4px
        ),
        linear-gradient(135deg, rgba(222, 184, 135, 0.15) 0%, rgba(210, 105, 30, 0.1) 100%);
    opacity: 0.6;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(222, 184, 135, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 40% 80%, rgba(139, 69, 19, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.7;
}

/* === Portfolio Grid === */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.portfolio-item {
    background: white;
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

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

.portfolio-category {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    padding: 0.35rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.portfolio-item h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.portfolio-item p {
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.portfolio-features {
    list-style: none;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.portfolio-features li {
    padding: 0.5rem 0;
    color: var(--text-gray);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.portfolio-features li::before {
    content: '✓';
    color: var(--secondary);
    font-weight: bold;
    font-size: 1.2rem;
}

.portfolio-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.3s ease;
    margin-top: auto;
}

.portfolio-link:hover {
    gap: 0.75rem;
    color: var(--primary-dark);
}

/* === Category Section === */
.category-section {
    background: var(--bg-gray);
}

.category-header {
    text-align: center;
    margin-bottom: 3rem;
}

.category-header h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.category-header p {
    font-size: 1.125rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* === CTA Section === */
.portfolio-cta {
    background: linear-gradient(135deg, #6b7460 0%, #848e76 50%, #8B7355 100%);
    color: white;
    text-align: center;
}

/* === Mobile === */
@media (max-width: 768px) {
    .hero {
        padding: 6rem 1rem 4rem;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}