/* Navigation Component Styles */

/* CSS Variables for Navigation */
:root {
    --nav-height: 60px;
    --nav-bottom-height: 70px;
    --nav-bg-color: var(--tg-theme-bg-color, #ffffff);
    --nav-text-color: var(--tg-theme-text-color, #000000);
    --nav-border-color: var(--tg-theme-hint-color, #e0e0e0);
    --nav-active-color: var(--tg-theme-button-color, #2481cc);
    --nav-hover-bg: var(--tg-theme-secondary-bg-color, #f5f5f5);
    --nav-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --nav-z-index: 1000;
    --nav-menu-z-index: 1100;
}

/* Dark theme overrides */
.dark-theme {
    --nav-bg-color: #1a1a1a;
    --nav-text-color: #ffffff;
    --nav-border-color: #333333;
    --nav-hover-bg: #2a2a2a;
    --nav-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* Top Header Navigation */
.nav-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background-color: var(--nav-bg-color);
    border-bottom: 1px solid var(--nav-border-color);
    display: flex;
    align-items: center;
    padding: 0 16px;
    z-index: var(--nav-z-index);
    box-shadow: var(--nav-shadow);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.nav-back-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: none !important;
    border: none !important;
    color: var(--nav-text-color);
    text-decoration: none;
    transition: opacity 0.2s ease;
    margin-right: 16px;
    cursor: pointer;
    padding: 0 !important;
    min-width: 24px;
    flex-shrink: 0;
    box-shadow: none !important;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    border-radius: 0 !important;
}

.nav-back-button:hover {
    opacity: 0.6;
    background: none !important;
    box-shadow: none !important;
}

.nav-back-button:active {
    opacity: 0.4;
    background: none !important;
    box-shadow: none !important;
}

.nav-back-button:focus {
    background: none !important;
    box-shadow: none !important;
}

.nav-header-content {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-page-icon {
    font-size: 20px;
    line-height: 1;
}

.nav-page-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
    color: var(--nav-text-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-menu-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: none;
    border: none;
    color: var(--nav-text-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.nav-menu-button:hover {
    background-color: var(--nav-hover-bg);
}

/* Bottom Navigation Bar */
.nav-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--nav-bottom-height);
    background-color: var(--nav-bg-color);
    border-top: 1px solid var(--nav-border-color);
    display: flex;
    align-items: center;
    justify-content: space-around;
    z-index: var(--nav-z-index);
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.nav-bottom-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    color: var(--nav-text-color);
    text-decoration: none;
    transition: all 0.2s ease;
    border-radius: 12px;
    min-width: 60px;
    opacity: 0.7;
}

.nav-bottom-item:hover {
    background-color: var(--nav-hover-bg);
    opacity: 1;
}

.nav-bottom-item.active {
    color: var(--nav-active-color);
    opacity: 1;
}

.nav-bottom-item svg {
    width: 24px;
    height: 24px;
    margin-bottom: 4px;
    stroke: currentColor;
}

.nav-bottom-item span {
    font-size: 12px;
    font-weight: 500;
    line-height: 1;
}

/* Navigation Menu Overlay */
.nav-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: var(--nav-menu-z-index);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.nav-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.nav-menu-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 280px;
    height: 100%;
    background-color: var(--nav-bg-color);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.nav-menu-overlay.active .nav-menu-content {
    transform: translateX(0);
}

.nav-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid var(--nav-border-color);
}

.nav-menu-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--nav-text-color);
}

.nav-menu-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: none;
    border: none;
    color: var(--nav-text-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.nav-menu-close:hover {
    background-color: var(--nav-hover-bg);
}

.nav-menu-items {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.nav-menu-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    color: var(--nav-text-color);
    text-decoration: none;
    transition: all 0.2s ease;
    font-weight: 500;
}

.nav-menu-item:hover {
    background-color: var(--nav-hover-bg);
}

.nav-menu-item svg {
    stroke: currentColor;
    flex-shrink: 0;
}

.nav-menu-divider {
    height: 1px;
    background-color: var(--nav-border-color);
    margin: 16px 20px;
}

/* Content spacing adjustments */
.nav-content-wrapper {
    padding-top: var(--nav-height);
}

.nav-content-wrapper.with-bottom-nav {
    padding-bottom: var(--nav-bottom-height);
}

/* Auto-spacing for content after navigation header */
.container:has(.nav-header) > .content,
.container:has(.nav-header) > main,
.container:has(.nav-header) > .main-content,
.container:has(.nav-header) > .rides-container,
.container:has(.nav-header) > .ride-card,
.container:has(.nav-header) > .form-container {
    margin-top: var(--nav-height);
    padding-top: 16px;
}

/* Fallback for browsers that don't support :has() */
.has-nav-header .content,
.has-nav-header main,
.has-nav-header .main-content,
.has-nav-header .rides-container,
.has-nav-header .ride-card,
.has-nav-header .form-container {
    margin-top: var(--nav-height);
    padding-top: 16px;
}

/* Specific spacing for common content patterns */
.nav-header ~ .content,
.nav-header ~ main,
.nav-header ~ .main-content,
.nav-header ~ .rides-container {
    margin-top: 16px;
}

/* Responsive Design */
@media (max-width: 480px) {
    .nav-header {
        padding: 0 12px;
    }
    
    .nav-page-title {
        font-size: 16px;
    }
    
    .nav-menu-content {
        width: 100%;
        max-width: 320px;
    }
    
    .nav-bottom-item {
        padding: 6px 8px;
        min-width: 50px;
    }
    
    .nav-bottom-item svg {
        width: 20px;
        height: 20px;
    }
    
    .nav-bottom-item span {
        font-size: 11px;
    }
}

/* Animation for smooth transitions */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
    }
    to {
        transform: translateX(0);
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(100%);
    }
}

/* Focus styles for accessibility */
.nav-back-button:focus-visible {
    outline: 2px solid var(--nav-active-color);
    outline-offset: 4px;
    border-radius: 2px;
    background: none !important;
    box-shadow: none !important;
}

.nav-menu-button:focus,
.nav-bottom-item:focus,
.nav-menu-item:focus,
.nav-menu-close:focus {
    outline: 2px solid var(--nav-active-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .nav-header,
    .nav-bottom-bar {
        border-width: 2px;
    }
    
    .nav-bottom-item.active {
        background-color: var(--nav-active-color);
        color: white;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .nav-back-button,
    .nav-menu-button,
    .nav-bottom-item,
    .nav-menu-item,
    .nav-menu-overlay,
    .nav-menu-content {
        transition: none;
    }
}