/* layout.css - Header, Footer, Container */

/* Header */
.header {
    background-color: var(--bg-main);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow var(--transition-fast);
}

.header.scrolled {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    color: var(--text-main);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--text-main);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.25rem;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link.active {
    color: var(--text-main);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #ffffff;
    min-width: 200px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-radius: 8px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 1000;
    display: flex;
    flex-direction: column;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-main);
    transition: background-color 0.2s ease, color 0.2s ease;
    text-decoration: none;
    font-weight: 500;
}

.dropdown-item:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-main);
}

/* Footer */
.footer {
    background-color: var(--bg-main);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-color);
}

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

/* Shared Layout Utilities */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.split-layout.reversed {
    direction: rtl;
}

.split-layout.reversed .content, 
.split-layout.reversed .image-box {
    direction: ltr;
}

/* Responsive */
@media (max-width: 992px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-main);
        flex-direction: column;
        padding: 1rem 0;
        box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    }
    
    .nav-menu.active {
        display: flex;
    }

    .dropdown-menu {
        position: static;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        padding-left: 1rem;
        background-color: transparent;
    }

    .dropdown:hover .dropdown-menu {
        display: flex;
    }

    .nav-menu li {
        text-align: center;
        padding: 0.5rem 0;
    }

    .menu-toggle {
        display: block;
    }

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

    .split-layout {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .split-layout.reversed {
        direction: ltr;
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .header-actions .btn {
        display: none;
    }
}