/* ==========================================================================
   Responsive CSS - Mobile-First Approach
   ==========================================================================
   This stylesheet uses a mobile-first approach with responsive breakpoints
   for tablet (768px) and desktop (1024px) devices.
   ========================================================================== */

/* CSS Custom Properties (Variables) */
:root {
    /* Colors */
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-secondary: #64748b;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-info: #3b82f6;
    
    /* Background colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #e2e8f0;
    
    /* Text colors */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #ffffff;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;

    /* Header height for mobile navigation */
    --header-height-mobile: 60px;
    
    /* Font sizes - mobile first */
    --font-xs: 0.75rem;
    --font-sm: 0.875rem;
    --font-base: 1rem;
    --font-lg: 1.125rem;
    --font-xl: 1.25rem;
    --font-2xl: 1.5rem;
    --font-3xl: 1.875rem;
    
    /* Layout */
    --max-container-width: 1200px;
    --max-container-width-lg: 1400px;
    
    /* Status colors */
    --status-pending-bg: #dbeafe;
    --status-pending-text: #1e40af;
    --status-complete-bg: #d1fae5;
    --status-complete-text: #065f46;
    --status-progress-bg: #fef3c7;
    --status-progress-text: #92400e;
}

/* Reset and Base Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans KR', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    min-height: 100vh;
    position: relative;
}

/* Main content area */
.main-content {
    flex: 1;
    min-height: 100vh;
    padding-top: var(--header-height-mobile);
}

a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover,
a:focus {
    text-decoration: underline;
}

/* Focus styles for accessibility */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ==========================================================================
   Header - Top Navigation
   ========================================================================== */

.header {
    background-color: var(--color-primary);
    color: var(--text-light);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.header--top {
    position: sticky;
    width: 100%;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    max-width: var(--max-container-width);
    margin: 0 auto;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.logo {
    font-size: var(--font-lg);
    font-weight: 700;
    flex-shrink: 0;
}

.logo a {
    color: var(--text-light);
    text-decoration: none;
}

/* ==========================================================================
   Top Navigation Styling
   ========================================================================== */

/* Top navigation container */
.nav--top {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    background-color: transparent;
    padding: 0;
    position: static;
    width: auto;
    height: auto;
}

.nav-main--top {
    display: flex;
    align-items: center;
}

.nav-user-section--top {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-left: auto;
    flex-shrink: 0;
}

/* Container for hover interaction */
.user-logout-container {
    position: relative;
    display: inline-block;
}

/* Hide logout by default */
.logout-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease-in-out;
    pointer-events: none;
    z-index: 1000;
    margin-top: 4px;
}

/* Show on hover */
.user-logout-container:hover .logout-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

/* Show on focus for keyboard navigation */
.nav-link--profile:focus + .logout-dropdown,
.nav-link--profile:focus-within + .logout-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

/* Update ARIA attributes */
.nav-link--profile[aria-expanded="true"] + .logout-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.nav-list-main--top {
    list-style: none;
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-xs) / 2);
    margin: 0;
    padding: 0;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.nav-list-main--top::-webkit-scrollbar {
    display: none;
}

/* Top navigation links */
.nav-link--top {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-light);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    min-height: 40px;
    text-align: center;
    white-space: nowrap;
    font-size: var(--font-sm);
    text-decoration: none;
    background-color: transparent;
    border: 1px solid transparent;
    flex-shrink: 0;
    min-width: max-content;
}

.nav-link--top:hover,
.nav-link--top:focus,
.nav-link--top.active {
    background-color: rgba(255, 255, 255, 0.1);
    text-decoration: none;
    border-color: rgba(255, 255, 255, 0.2);
}

/* Top navigation groups */
.nav-group--top {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
    flex-shrink: 0;
}

.nav-group-label {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-light);
    font-size: var(--font-xs);
    font-weight: 600;
    text-transform: uppercase;
    opacity: 0.8;
    letter-spacing: 0.05em;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
}

.nav-group-list--top {
    list-style: none;
    display: inline-flex;
    align-items: center;
    gap: 0;
    margin: 0;
    padding: 0;
}

.nav-group--top .nav-link--top {
    font-size: var(--font-xs);
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
    min-width: max-content;
}

.nav-group--top .nav-link--top:hover,
.nav-group--top .nav-link--top:focus,
.nav-group--top .nav-link--top.active {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Top user section */
.nav-user--top {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0;
}

.nav-user--top .user-name {
    color: var(--text-light);
    font-size: var(--font-sm);
    opacity: 0.9;
    white-space: nowrap;
}

.nav-link--logout {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.nav-link--logout:hover,
.nav-link--logout:focus {
    background-color: rgba(239, 68, 68, 0.2);
}

/* ==========================================================================
   User Section Styles
   ========================================================================== */

/* User section container */
.nav-user-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Profile link styles */
.nav-link--profile {
    font-weight: 500;
    color: var(--text-light);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link--profile:hover,
.nav-link--profile:focus {
    color: var(--color-white);
    background-color: rgba(59, 130, 246, 0.2);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nav-link--profile::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--color-blue-500);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link--profile:hover::after,
.nav-link--profile:focus::after {
    width: 80%;
}

/* Logout link styles */
.nav-link--logout {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    font-weight: 600;
    color: var(--color-red-500);
    transition: all var(--transition-fast);
}

.nav-link--logout:hover,
.nav-link--logout:focus {
    background-color: rgba(239, 68, 68, 0.2);
    color: var(--color-red-600);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(239, 68, 68, 0.2);
}

/* Mobile responsive adjustments */
@media (max-width: 767px) {
    .nav-user-section {
        flex-direction: column;
        gap: var(--spacing-xs);
        align-items: stretch;
    }

    .nav-link--profile,
    .nav-link--logout {
        font-size: var(--font-xs);
        padding: var(--spacing-xs) var(--spacing-sm);
        text-align: center;
    }

    .nav-link--profile::after {
        display: none;
    }
}

/* Tablet responsive adjustments */
@media (min-width: 768px) and (max-width: 1023px) {
    .nav-user-section {
        gap: var(--spacing-xs);
    }

    .nav-link--profile,
    .nav-link--logout {
        font-size: var(--font-sm);
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

/* ==========================================================================
   Navigation Scroll Indicators (Mobile)
   ========================================================================== */

.scroll-indicator {
    display: none;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--color-primary);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--font-lg);
    font-weight: bold;
    cursor: pointer;
    z-index: 1002;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.scroll-indicator:hover {
    background-color: var(--color-primary);
    color: var(--text-light);
    transform: translateY(-50%) scale(1.1);
}

.scroll-indicator:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.scroll-indicator-left {
    left: var(--spacing-sm);
}

.scroll-indicator-right {
    right: var(--spacing-sm);
}

/* Position relative for scroll indicators parent */
.nav-main--top {
    position: relative;
}

/* ==========================================================================
   Responsive Navigation Structure
   ========================================================================== */

/* Main navigation container */
.nav-main {
    display: flex;
    align-items: center;
}

/* User section container */
.nav-user-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Main navigation list */
.nav-list-main {
    list-style: none;
    display: flex;
    flex-direction: row;
    gap: var(--spacing-sm);
    margin: 0;
    padding: 0;
}

/* ==========================================================================
   Navigation Grouping for Admin Menu
   ========================================================================== */

/* Navigation group container */
.nav-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) 0;
}

/* Group label (관리자 메뉴) */
.nav-group-label {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-light);
    font-size: var(--font-sm);
    font-weight: 600;
    text-transform: uppercase;
    opacity: 0.8;
    letter-spacing: 0.05em;
}

/* Group-specific navigation list */
.nav-group-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0; /* Remove gap for tighter grouping */
    margin: 0;
    padding: 0;
}

/* Links within groups - slightly indented */
.nav-group .nav-link {
    padding-left: calc(var(--spacing-md) + var(--spacing-sm));
    font-size: var(--font-base);
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 3px solid transparent;
    transition: all var(--transition-fast);
}

.nav-group .nav-link:hover,
.nav-group .nav-link:focus,
.nav-group .nav-link.active {
    background-color: rgba(255, 255, 255, 0.15);
    border-left-color: var(--text-light);
    text-decoration: none;
}

/* Tablet and desktop adjustments */
@media (min-width: 768px) {
    .nav-group {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .nav-group-label {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: var(--font-xs);
    }

    .nav-group .nav-link {
        padding: var(--spacing-sm) var(--spacing-md);
        padding-left: calc(var(--spacing-md) + var(--spacing-xs));
        font-size: var(--font-sm);
    }
}

/* Desktop specific styling */
@media (min-width: 1024px) {
    .nav-group {
        position: relative;
    }

    .nav-group::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 2px;
        background-color: rgba(255, 255, 255, 0.2);
        border-radius: var(--radius-sm);
    }
}

/* ==========================================================================
   Main Content
   ========================================================================== */

.main-content {
    flex: 1;
    padding: var(--spacing-md);
}

.container {
    max-width: var(--max-container-width);
    margin: 0 auto;
}

/* ==========================================================================
   Navigation Button Visibility Enhancements
   ========================================================================== */

/* Ensure navigation buttons are always visible and accessible */
@media (max-width: 767px) {
    .header--top {
        min-height: auto;
    }

    .nav--top {
        overflow-x: auto;
        overflow-y: hidden;
        white-space: nowrap;
        scrollbar-width: none; /* Firefox */
        -ms-overflow-style: none; /* IE/Edge */
    }

    .nav--top::-webkit-scrollbar {
        display: none; /* Chrome/Safari/Opera */
    }

    .nav-list-main--top {
        flex-wrap: nowrap;
        min-width: max-content;
    }

    .nav-link--top {
        flex-shrink: 0;
        min-width: max-content;
        white-space: nowrap;
    }

    /* Ensure user section doesn't get hidden */
    .nav-user-section--top {
        position: sticky;
        right: 0;
        background: var(--color-primary);
        z-index: 1;
        padding-left: var(--spacing-sm);
        flex-shrink: 0;
    }
}

/* Small screen adjustments for very narrow devices */
@media (max-width: 480px) {
    .nav-group-label {
        display: none; /* Hide group labels on very small screens */
    }

    .nav-group--top .nav-link--top {
        padding-left: var(--spacing-sm);
        padding-right: var(--spacing-sm);
        font-size: 0.7rem;
        min-width: 60px;
    }

    .nav-link--top {
        font-size: 0.75rem;
        padding: var(--spacing-xs) var(--spacing-sm);
        min-width: 50px;
    }

    .nav-user--top .user-name {
        display: none; /* Hide username on very small screens */
    }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--text-light);
    padding: var(--spacing-xl) var(--spacing-md);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.hero-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-size: var(--font-base);
    opacity: 0.9;
}

/* ==========================================================================
   Section Styles
   ========================================================================== */

.section-title {
    font-size: var(--font-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.page-header {
    margin-bottom: var(--spacing-lg);
}

.page-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.page-description {
    color: var(--text-secondary);
}

/* ==========================================================================
   Stats Grid - Dashboard
   ========================================================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    background-color: var(--bg-primary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-primary);
}

.stat-card--success {
    border-left-color: var(--color-success);
}

.stat-card--warning {
    border-left-color: var(--color-warning);
}

.stat-card--info {
    border-left-color: var(--color-info);
}

.stat-number {
    display: block;
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

/* ==========================================================================
   Schedule Cards
   ========================================================================== */

.schedule-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.schedule-card {
    background-color: var(--bg-primary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.schedule-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.schedule-time {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--color-primary);
}

.schedule-card-body {
    margin-bottom: var(--spacing-md);
}

.schedule-name {
    font-size: var(--font-base);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.schedule-address {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.schedule-card-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* ==========================================================================
   Status Badges
   ========================================================================== */

.status-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

.status-badge--대기 {
    background-color: var(--status-pending-bg);
    color: var(--status-pending-text);
}

.status-badge--완료 {
    background-color: var(--status-complete-bg);
    color: var(--status-complete-text);
}

.status-badge--진행 {
    background-color: var(--status-progress-bg);
    color: var(--status-progress-text);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-base);
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    min-height: 44px; /* Touch target size */
    min-width: 44px;
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--text-light);
}

.btn--primary:hover,
.btn--primary:focus {
    background-color: var(--color-primary-dark);
    text-decoration: none;
}

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

.btn--secondary:hover,
.btn--secondary:focus {
    background-color: var(--color-secondary);
    color: var(--text-light);
    text-decoration: none;
}

.btn--small {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-sm);
    min-height: 36px;
}

/* ==========================================================================
   Quick Actions Grid
   ========================================================================== */

.action-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background-color: var(--bg-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: var(--text-primary);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.action-card:hover,
.action-card:focus {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

.action-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.action-label {
    font-size: var(--font-sm);
    font-weight: 500;
}

/* ==========================================================================
   Contact Cards
   ========================================================================== */

.contacts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.contact-card {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-md);
    background-color: var(--bg-primary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.contact-avatar {
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.avatar-text {
    color: var(--text-light);
    font-size: var(--font-xl);
    font-weight: 600;
}

.contact-info {
    flex: 1;
    min-width: 150px;
}

.contact-name {
    font-size: var(--font-base);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.contact-phone,
.contact-address {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.contact-actions {
    display: flex;
    gap: var(--spacing-sm);
    width: 100%;
}

/* ==========================================================================
   Search and Filter
   ========================================================================== */

.search-section,
.filter-section {
    margin-bottom: var(--spacing-lg);
}

.search-bar,
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.search-input,
.filter-input {
    flex: 1;
    min-width: 200px;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-base);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
}

.search-input:focus,
.filter-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Car list page search input - compact styling */
.search-section .search-input {
    flex: 0 0 auto !important;
    width: 300px;
    min-width: 300px;
    max-width: 300px;
    padding: var(--spacing-xs) var(--spacing-sm);
}

/* Search results info styling */
.search-results-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--bg-tertiary);
}

.search-results-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: var(--font-sm);
}

.btn--small {
    font-size: var(--font-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
}

.filter-label {
    display: flex;
    align-items: center;
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

/* ==========================================================================
   Responsive Table
   ========================================================================== */

.schedule-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.schedule-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--bg-primary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.schedule-table th,
.schedule-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--bg-tertiary);
}

.schedule-table th {
    background-color: var(--bg-secondary);
    font-weight: 600;
    font-size: var(--font-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
}

.schedule-table tbody tr:hover {
    background-color: var(--bg-secondary);
}

/* Hide columns on mobile */
.hide-mobile {
    display: none;
}

/* ==========================================================================
   Floating Action Button (FAB)
   ========================================================================== */

.fab-section {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 100;
}

.fab {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background-color: var(--color-primary);
    color: var(--text-light);
    border: none;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.fab:hover,
.fab:focus {
    transform: scale(1.1);
    background-color: var(--color-primary-dark);
}

.fab-icon {
    font-size: 1.5rem;
    font-weight: 300;
}

/* Tooltip Styles */
.tooltip-container {
    position: relative;
}

.tooltip-container::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    right: 50%;
    transform: translateX(50%);
    background-color: var(--text-primary);
    color: var(--text-light);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast), visibility var(--transition-fast);
    margin-bottom: var(--spacing-xs);
    z-index: 1000;
}

.tooltip-container::before {
    content: '';
    position: absolute;
    bottom: 100%;
    right: 50%;
    transform: translateX(50%);
    border: 4px solid transparent;
    border-top-color: var(--text-primary);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast), visibility var(--transition-fast);
    margin-bottom: -4px;
    z-index: 1000;
}

.tooltip-container:hover::after,
.tooltip-container:hover::before {
    opacity: 1;
    visibility: visible;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    background-color: var(--text-primary);
    color: var(--text-light);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    font-size: var(--font-sm);
    margin-top: auto;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.empty-message {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

/* ==========================================================================
   TABLET BREAKPOINT (768px and up)
   ========================================================================== */

@media (min-width: 768px) {
    /* Header adjustments */
    .header-container {
        flex-wrap: nowrap;
        gap: var(--spacing-md);
    }

    .nav--top {
        gap: var(--spacing-lg);
        flex-wrap: nowrap;
    }

    .nav-list-main--top {
        gap: calc(var(--spacing-sm) / 2);
        flex-wrap: nowrap;
        overflow-x: auto;
    }

    .nav-link--top {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-base);
        min-height: 44px;
    }

    .nav-group--top .nav-link--top {
        font-size: var(--font-sm);
    }

    .nav-group-label {
        font-size: var(--font-sm);
        padding: var(--spacing-sm) var(--spacing-lg);
    }

    .nav-user--top .user-name {
        font-size: var(--font-base);
    }

    /* Main content padding */
    .main-content {
        padding-top: calc(var(--header-height-mobile) + var(--spacing-sm));
    }

    /* Stats grid */
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* Hero */
    .hero {
        padding: var(--spacing-2xl);
    }

    .hero-title {
        font-size: var(--font-3xl);
    }

    /* Contacts */
    .contacts-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-actions {
        width: auto;
    }

    /* Table */
    .hide-mobile {
        display: table-cell;
    }

    /* Action grid */
    .action-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ==========================================================================
   RESPONSIVE NAVIGATION BREAKPOINT (900px and up)
   ========================================================================== */

@media (min-width: 900px) {
    /* Header container layout for wide screens */
    .header-container {
        flex-wrap: nowrap;
        align-items: center;
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .nav--top {
        gap: var(--spacing-xl);
    }

    .nav-list-main--top {
        gap: calc(var(--spacing-md) / 2);
    }

    .nav-link--top {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-base);
    }

    /* Ensure all buttons are visible */
    .nav-list-main--top {
        overflow-x: visible;
    }
}

@media (max-width: 899px) {
    /* Header container layout for narrow screens */
    .header-container {
        flex-wrap: wrap;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .nav--top {
        width: 100%;
        order: 3;
        margin-top: var(--spacing-sm);
        gap: var(--spacing-sm);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .nav-main--top {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .nav-list-main--top {
        gap: calc(var(--spacing-xs) / 2);
        padding-bottom: var(--spacing-xs);
    }

    .nav-user-section--top {
        order: 2;
        margin-left: auto;
        flex-shrink: 0;
    }

    .nav-link--top {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-xs);
        min-height: 36px;
        min-width: auto;
    }

    .nav-group--top .nav-link--top {
        font-size: var(--font-xs);
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .nav-group-label {
        font-size: var(--font-xs);
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    /* Ensure user section is always visible */
    .nav-user--top {
        flex-shrink: 0;
    }

    .nav-user--top .user-name {
        font-size: var(--font-xs);
    }
}

/* ==========================================================================
   TOP NAVIGATION RESPONSIVE BREAKPOINTS
   ========================================================================== */

/* Mobile (< 1024px) */
@media (max-width: 1023px) {
    .header--top {
        position: sticky;
        width: 100%;
    }

    .main-content {
        padding-top: calc(var(--header-height-mobile) + var(--spacing-sm));
    }

    /* Ensure navigation is scrollable on small screens if needed */
    .nav-list-main--top {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

/* Desktop (≥ 1024px) */
@media (min-width: 1024px) {
    .header--top {
        position: sticky;
        width: 100%;
    }

    .main-content {
        padding-top: calc(var(--header-height-mobile) + var(--spacing-md));
    }

    .header-container {
        padding: var(--spacing-md) var(--spacing-xl);
    }

    .nav--top {
        gap: var(--spacing-xl);
    }

    .nav-list-main--top {
        gap: calc(var(--spacing-lg) / 2);
        overflow-x: visible;
    }

    .nav-link--top {
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: var(--font-lg);
        min-height: 48px;
    }

    .nav-group--top .nav-link--top {
        font-size: var(--font-base);
    }

    .nav-group-label {
        font-size: var(--font-base);
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .nav-user--top .user-name {
        font-size: var(--font-lg);
    }
}

/* ==========================================================================
   DESKTOP BREAKPOINT (1024px and up)
   ========================================================================== */

@media (min-width: 1024px) {
    /* Main content */
    .main-content {
        padding: var(--spacing-xl);
    }

    /* Header */
    .header-container {
        padding: var(--spacing-md) var(--spacing-xl);
    }

    /* Hero */
    .hero {
        padding: var(--spacing-2xl) var(--spacing-2xl);
    }

    /* Contacts */
    .contacts-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Schedule cards become horizontal */
    .schedule-card {
        display: flex;
        align-items: center;
        gap: var(--spacing-lg);
    }

    .schedule-card-header {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 0;
        min-width: 100px;
    }

    .schedule-card-body {
        flex: 1;
        margin-bottom: 0;
    }
}

/* ==========================================================================
   LARGE DESKTOP BREAKPOINT (1280px and up)
   ========================================================================== */

@media (min-width: 1280px) {
    .container {
        max-width: var(--max-container-width-lg);
    }
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
    .header,
    .footer,
    .fab-section {
        display: none;
    }

    .main-content {
        padding: 0;
    }

    body {
        background-color: white;
    }
}

/* ==========================================================================
   ADMIN PAGES - Superuser Management
   ========================================================================== */

/* Admin form container */
.admin-form {
    background-color: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    max-width: 600px;
    margin: 0 auto;
}

/* Form groups */
.form-group {
    margin-bottom: var(--spacing-md);
}

/* Form labels */
.form-label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-sm);
}

/* Form inputs and selects */
.form-input,
.form-select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-base);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Form help text */
.form-help {
    display: block;
    font-size: var(--font-xs);
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

/* Checkbox groups */
.form-checkbox-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-checkbox {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

/* Form actions */
.form-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

/* Admin table wrapper */
.admin-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Admin table */
.admin-table {
    width: 100%;
    background-color: var(--bg-primary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--bg-tertiary);
}

.admin-table th {
    background-color: var(--bg-secondary);
    font-weight: 600;
    font-size: var(--font-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    white-space: nowrap;
}

.admin-table tbody tr {
    transition: background-color var(--transition-fast);
}

.admin-table tbody tr:hover {
    background-color: var(--bg-secondary);
}

.admin-table tbody tr:last-child td {
    border-bottom: none;
}

/* Action buttons in table */
.admin-table .btn {
    margin-right: var(--spacing-xs);
}

.admin-table .btn:last-child {
    margin-right: 0;
}

/* Filter section */
.filter-section {
    margin: var(--spacing-lg) 0;
}

.filter-bar {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-input {
    flex: 0 0 auto;
    min-width: 150px;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-base);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
}

/* Badges */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

.badge--active {
    background-color: var(--status-complete-bg);
    color: var(--status-complete-text);
}

.badge--inactive {
    background-color: var(--status-pending-bg);
    color: var(--status-pending-text);
}

.badge--superuser {
    background-color: var(--status-progress-bg);
    color: var(--status-progress-text);
}

/* Confirmation dialog */
.confirm-card {
    background-color: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    max-width: 500px;
    margin: var(--spacing-2xl) auto;
    text-align: center;
}

.confirm-warning {
    color: var(--color-danger);
    font-size: var(--font-lg);
    margin-bottom: var(--spacing-md);
}

.confirm-details {
    background-color: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin: var(--spacing-lg) 0;
    text-align: left;
}

.confirm-details h3 {
    margin-top: 0;
    color: var(--text-primary);
}

.confirm-details p {
    margin: var(--spacing-xs) 0;
}

.confirm-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-lg);
}

/* Danger button */
.btn--danger {
    background-color: var(--color-danger);
    color: white;
}

.btn--danger:hover {
    background-color: #dc2626;
}

/* Mobile responsiveness for admin tables */
@media (max-width: 768px) {
    .admin-table thead {
        display: none;
    }

    .admin-table,
    .admin-table tbody,
    .admin-table tr,
    .admin-table td {
        display: block;
        width: 100%;
    }

    .admin-table tr {
        margin-bottom: var(--spacing-md);
        border: 1px solid var(--bg-tertiary);
        border-radius: var(--radius-md);
        overflow: hidden;
    }

    .admin-table td {
        text-align: right;
        padding: var(--spacing-sm);
        position: relative;
        padding-left: 50%;
        border-bottom: 1px solid var(--bg-tertiary);
    }

    .admin-table td:last-child {
        border-bottom: none;
    }

    .admin-table td::before {
        content: attr(data-label);
        position: absolute;
        left: var(--spacing-sm);
        font-weight: 600;
        text-align: left;
        text-transform: uppercase;
        font-size: var(--font-xs);
        color: var(--text-secondary);
    }

    .admin-table .btn {
        display: inline-block;
        margin: var(--spacing-xs) var(--spacing-xs) 0 0;
    }

    .filter-bar {
        flex-direction: column;
    }

    .filter-input,
    .search-input {
        width: 100%;
    }
}

/* ==========================================================================
   Car Management Specific Styles
   ========================================================================== */

.color-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    font-weight: 600;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

#capacity-icon-preview {
    font-size: 1.2rem;
    margin-left: 0.5rem;
}

#color-preview {
    min-height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    transition: all var(--transition-normal);
    margin-top: 0.5rem;
    padding: 1rem;
    border-radius: 0.5rem;
    border: 1px solid #ddd;
}