/* ========================================
   Shared Components Styles
   CheckerMan - Navbar & Footer
   ======================================== */

/* ============================================
   Navbar
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background-color: transparent;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background-color: var(--bg-surface);
    border-bottom-color: var(--border-default);
    box-shadow: var(--shadow-md);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-3) var(--space-6);
    gap: var(--space-6);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    flex-shrink: 0;
}

.brand-logo {
    flex-shrink: 0;
    height: 36px;
    width: auto;
}

/* Logo Theme Switching */
.brand-logo-dark {
    display: none;
}

[data-theme="dark"] .brand-logo-light {
    display: none;
}

[data-theme="dark"] .brand-logo-dark {
    display: block;
}

.brand-text {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

/* Navigation Menu */
.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav-link {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-secondary);
}

.nav-link.active {
    color: var(--color-primary);
    background-color: var(--color-primary-muted);
}

/* Mobile Menu Toggle */
.navbar-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.navbar-toggle:hover {
    background-color: var(--bg-secondary);
}

.navbar-toggle .toggle-close {
    display: none;
}

.navbar-toggle.active .toggle-open {
    display: none;
}

.navbar-toggle.active .toggle-close {
    display: block;
}

/* Navbar Controls */
.navbar-controls {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}

/* Icon Button */
.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-icon:hover {
    color: var(--text-primary);
    background-color: var(--bg-secondary);
}

/* Navbar Divider */
.navbar-divider {
    width: 1px;
    height: 24px;
    background-color: var(--border-default);
    margin: 0 var(--space-2);
}

/* Auth Buttons */
.btn-nav-link {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-nav-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-secondary);
}

.btn-nav-primary {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--text-inverse);
    text-decoration: none;
    background-color: var(--color-primary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-nav-primary:hover {
    background-color: var(--color-primary-hover);
    color: var(--text-inverse);
    transform: translateY(-1px);
}

/* Theme Toggle */
.theme-toggle .theme-icon-dark {
    display: none;
}

[data-theme="dark"] .theme-toggle .theme-icon-light {
    display: none;
}

[data-theme="dark"] .theme-toggle .theme-icon-dark {
    display: block;
}

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

.dropdown-menu {
    position: absolute;
    top: calc(100% + var(--space-2));
    right: 0;
    min-width: 140px;
    padding: var(--space-2);
    background-color: var(--bg-surface);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
}

.dropdown.open .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

.dropdown-item.active {
    background-color: var(--color-primary-muted);
    color: var(--color-primary);
}

.dropdown-item-icon {
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    opacity: 0.6;
}

/* Mobile Menu */
.navbar-mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-default);
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
}

.navbar-mobile-menu.open {
    display: block;
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-default);
}

.mobile-nav-link {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-secondary);
}

.mobile-nav-link.active {
    color: var(--color-primary);
    background-color: var(--color-primary-muted);
}

.mobile-menu-auth {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.btn-mobile-link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    color: var(--text-primary);
    text-decoration: none;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.btn-mobile-link:hover {
    background-color: var(--bg-tertiary);
}

.btn-mobile-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--text-inverse);
    text-decoration: none;
    background-color: var(--color-primary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.btn-mobile-primary:hover {
    background-color: var(--color-primary-hover);
    color: var(--text-inverse);
}

/* ============================================
   Footer
   ============================================ */
.landing-footer {
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-default);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-12) var(--space-6);
}

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

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.footer-logo span {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--text-primary);
}

.footer-logo-img {
    height: 32px;
    width: auto;
}

/* Footer Logo Theme Switching */
.footer-logo-dark {
    display: none;
}

[data-theme="dark"] .footer-logo-light {
    display: none;
}

[data-theme="dark"] .footer-logo-dark {
    display: block;
}

.footer-tagline {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    line-height: var(--leading-relaxed);
}

.footer-column {
    display: flex;
    flex-direction: column;
}

.footer-heading {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.footer-links li {
    margin-bottom: var(--space-2);
}

.footer-links a {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding-top: var(--space-6);
    border-top: 1px solid var(--border-default);
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.footer-divider {
    opacity: 0.3;
}

/* ============================================
   Navbar & Footer Responsive
   ============================================ */
@media (max-width: 1024px) {
    .navbar-menu {
        display: none;
    }

    .navbar-toggle {
        display: flex;
    }

    .navbar-controls .btn-nav-link,
    .navbar-controls .btn-nav-primary,
    .navbar-controls .navbar-divider {
        display: none;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }

    .footer-brand {
        grid-column: span 2;
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .navbar-container {
        padding: var(--space-3) var(--space-4);
    }

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

    .footer-brand {
        grid-column: span 1;
        text-align: center;
        margin-bottom: var(--space-4);
    }

    .footer-column {
        align-items: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-1);
    }

    .footer-divider {
        display: none;
    }
}