/* NQ Tenpin Booking System - Navigation Components */

/* Site Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-subtle);
    z-index: var(--z-fixed);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
}

.nav-item--dropdown:hover .dropdown {
    display: block;
}

.dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    padding: var(--space-2);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.dropdown__item {
    display: block;
    padding: var(--space-3) var(--space-4);
    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: var(--bg-card-hover);
    color: var(--primary);
}

.nav-link {
    display: block;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.nav-toggle__bar {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

.nav-cta {
    margin-left: var(--space-4);
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        padding: var(--space-6);
        background: var(--bg-darkest);
    }

    .nav-menu--open {
        display: flex;
    }

    .nav-list {
        flex-direction: column;
        width: 100%;
    }

    .nav-toggle {
        display: flex;
    }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition: all var(--transition-base);
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.header--scrolled::before {
    opacity: 1;
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    width: 100%;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
}

.logo__icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
}

.logo__text {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    letter-spacing: var(--tracking-wide);
    color: var(--text-primary);
}

.logo__text span {
    color: var(--primary);
}

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

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav__item {
    position: relative;
}

.nav__link {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    padding: var(--space-2) 0;
    position: relative;
    transition: color var(--transition-fast);
}

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

.nav__link:hover,
.nav__link--active {
    color: var(--text-primary);
}

.nav__link:hover::after,
.nav__link--active::after {
    width: 100%;
}

/* Dropdown */
.nav__dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    padding: var(--space-2);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
}

.nav__item:hover .nav__dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav__dropdown-link {
    display: block;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

/* Mobile Toggle */
.nav__toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: transparent;
    cursor: pointer;
    position: relative;
    z-index: calc(var(--z-modal) + 1);
}

.nav__toggle-icon {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    position: relative;
    transition: all var(--transition-fast);
}

.nav__toggle-icon::before,
.nav__toggle-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    left: 0;
    transition: all var(--transition-fast);
}

.nav__toggle-icon::before { top: -8px; }
.nav__toggle-icon::after { bottom: -8px; }

.nav__toggle--active .nav__toggle-icon {
    background: transparent;
}

.nav__toggle--active .nav__toggle-icon::before {
    top: 0;
    transform: rotate(45deg);
}

.nav__toggle--active .nav__toggle-icon::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* Mobile Navigation */
.nav__mobile {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-darkest);
    padding: var(--space-20) var(--space-6);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-modal);
}

.nav__mobile--open {
    opacity: 1;
    visibility: visible;
}

.nav__mobile .nav__link {
    font-size: var(--text-2xl);
    text-transform: uppercase;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--text-muted);
    padding: var(--space-4) 0;
}

.breadcrumb__item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.breadcrumb__link {
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

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

.breadcrumb__separator {
    color: var(--text-disabled);
}

.breadcrumb__current {
    color: var(--text-primary);
}

/* Page Header */
.page-header {
    padding: calc(var(--space-24) + var(--header-height)) 0 var(--space-12);
    text-align: center;
}

.page-header__title {
    font-family: var(--font-display);
    font-size: var(--text-5xl);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    margin-bottom: var(--space-4);
}

.page-header__subtitle {
    font-size: var(--text-xl);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Back Link */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-muted);
    font-size: var(--text-sm);
    margin-bottom: var(--space-6);
    transition: color var(--transition-fast);
}

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

.back-link__icon {
    transition: transform var(--transition-fast);
}

.back-link:hover .back-link__icon {
    transform: translateX(-4px);
}

/* Tabs */
.tabs {
    display: flex;
    gap: var(--space-1);
    border-bottom: 1px solid var(--border-subtle);
}

.tabs__item {
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-muted);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.tabs__item:hover {
    color: var(--text-secondary);
}

.tabs__item--active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* Pills */
.pills {
    display: flex;
    gap: var(--space-2);
    background: var(--bg-card);
    padding: var(--space-1);
    border-radius: var(--radius-lg);
}

.pills__item {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-muted);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.pills__item:hover {
    color: var(--text-secondary);
}

.pills__item--active {
    background: var(--primary);
    color: var(--bg-darkest);
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.pagination__item {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-muted);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.pagination__item:hover {
    border-color: var(--border-medium);
    color: var(--text-primary);
}

.pagination__item--active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--bg-darkest);
}

.pagination__item--disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Responsive */
@media (max-width: 768px) {
    .nav__list {
        display: none;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .nav__mobile {
        display: flex;
    }
    
    .page-header {
        padding-top: calc(var(--space-16) + var(--header-height));
    }
    
    .page-header__title {
        font-size: var(--text-4xl);
    }
}