/* ========== HEADER ========== */
header {
    background: rgba(10, 15, 26, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 1.2rem 0;
    position: sticky;
    top: 0;
    z-index: var(--z-navbar);
    animation: slideDown 0.5s ease-out;
}

.navbar {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: 2px;
}

.logo-highlight {
    color: var(--accent-cyan);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--accent-cyan);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ========== CATEGORY SECTION ========== */
.category-section {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
}

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

.category-btn {
    background: rgba(15, 25, 35, 0.6);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.category-btn .category-icon {
    font-size: 1.2rem;
}

.category-btn:hover,
.category-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: var(--accent-cyan);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 217, 255, 0.3);
}

/* ========== HERO MODERN ========== */
.hero-modern {
    max-width: 1400px;
    margin: 3rem auto;
    padding: 4rem 2rem;
    text-align: center;
}

.hero-modern-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero-subtitle {
    color: var(--accent-cyan);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: white;
}

.hero-title-highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    line-height: 1.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-light);
}

.feature-icon-badge {
    font-size: 1.2rem;
}

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

/* ========== CATALOG SECTION ========== */
.catalog-section {
    max-width: 1400px;
    margin: 3rem auto;
    padding: 0 2rem;
}

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

.catalog-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.highlight-text {
    color: var(--accent-cyan);
}

.catalog-count {
    color: var(--text-muted);
    font-size: 1rem;
}

.catalog-count span {
    color: var(--accent-cyan);
    font-weight: 700;
}

/* ========== PRODUCTS SECTION ========== */
.products-section {
    margin-bottom: 4rem;
    position: relative;
}

.section-title-modern {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-icon {
    font-size: 1.8rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
}

.products-grid-large {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* ========== SELL SECTION ========== */
.sell-section {
    background: var(--gradient-dark);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    margin: 3rem 0;
}

.sell-content {
    max-width: 600px;
    margin: 0 auto;
}

.sell-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.sell-section h3 {
    font-size: 2rem;
    color: white;
    margin-bottom: 1rem;
}

.sell-section p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* ========== FOOTER ========== */
footer {
    background: rgba(10, 15, 26, 0.95);
    border-top: 1px solid var(--border-color);
    padding: 4rem 2rem 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-column h4 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--accent-cyan);
}

.footer-column ul li {
    margin-bottom: 0.8rem;
}

.footer-column a {
    color: var(--text-muted);
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.footer-column a:hover {
    color: var(--accent-cyan);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--accent-cyan);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--accent-cyan);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}