/**
 * Header Component Styles
 * Sticky navigation with scroll effects
 */

/* ============================================================================
   HEADER & NAVIGATION
   ============================================================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    max-width: 1400px;
    margin: 0 auto;
}

/* Logo */
.site-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.site-logo:hover {
    transform: scale(1.05);
}

.site-logo img {
    height: 40px;
    width: auto;
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
    text-decoration: none;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

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

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

/* CTA Buttons */
.nav-cta {
    display: flex;
    gap: var(--space-3);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-gray-800);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ============================================================================
   RESPONSIVE NAVIGATION
   ============================================================================ */
@media (max-width: 1024px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: var(--space-6);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
    }

    .nav-menu li {
        border-bottom: 1px solid var(--color-gray-200);
    }

    .nav-menu a {
        display: block;
        padding: var(--space-4) 0;
    }

    .nav-cta {
        flex-direction: column;
        margin-top: var(--space-4);
    }

    .nav-cta .btn {
        width: 100%;
    }
}

/* ============================================================================
   FOOTER
   ============================================================================ */
.site-footer {
    background: linear-gradient(135deg, #012d70 0%, #000d1f 100%);
    color: var(--color-white);
    padding: var(--space-16) 0 var(--space-6);
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.footer-about h3 {
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.footer-about p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-6);
}

.footer-section h4 {
    color: var(--color-white);
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--space-3);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-3);
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
}

.social-links {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: var(--color-white);
    text-decoration: none;
    transition: all var(--transition-base);
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.footer-bottom {
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom p {
    margin: 0;
}

/* Newsletter Form */
.newsletter-form {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.newsletter-form input {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form button {
    padding: var(--space-3) var(--space-6);
    background: var(--color-white);
    color: var(--color-primary);
    border: none;
    border-radius: var(--radius-md);
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: all var(--transition-base);
}

.newsletter-form button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================================================================
   RESPONSIVE FOOTER
   ============================================================================ */
@media (max-width: 1024px) {
    .footer-main {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .newsletter-form {
        flex-direction: column;
    }
}