/* ===== HEADER STYLES ===== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-header.scrolled {
    background: var(--dark-surface);
    backdrop-filter: blur(20px);
    padding: 1rem 0;
    box-shadow: var(--shadow-soft);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

/* Logo */
.logo {
    flex-shrink: 0;
}

.logo-link {
    display: block;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 800;
}

/* Navigation */
.main-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    position: relative;
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    color: var(--primary-green);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after,
.nav-menu .current-menu-item a::after {
    width: 100%;
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-phone {
    display: flex;
    align-items: center;
}

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

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

.phone-icon {
    font-size: 1.2rem;
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.header-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    width: 30px;
    height: 30px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.toggle-bar {
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-toggle[aria-expanded="true"] .toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle[aria-expanded="true"] .toggle-bar:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] .toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    z-index: 9999;
    transform: translateX(-100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu[aria-hidden="false"] {
    transform: translateX(0);
}

.mobile-menu-inner {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu-close {
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-content {
    flex: 1;
    padding: 2rem 1.5rem;
    overflow-y: auto;
}

.mobile-nav-menu {
    list-style: none;
    margin: 0 0 2rem 0;
    padding: 0;
}

.mobile-nav-menu li {
    margin-bottom: 0.5rem;
}

.mobile-nav-menu a {
    display: block;
    padding: 1rem 0;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: color 0.3s ease;
}

.mobile-nav-menu a:hover {
    color: var(--primary-green);
}

.mobile-contacts {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-phone {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
}

.mobile-cta {
    width: 100%;
    justify-content: center;
    margin-top: 1rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .main-navigation {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .header-phone .phone-text {
        display: none;
    }
}

@media (max-width: 768px) {
    .header-actions {
        gap: 1rem;
    }
    
    .header-cta span {
        display: none;
    }
    
    .header-cta {
        padding: 0.75rem;
    }
}