/* Car Rental Tracking System - Main Stylesheet */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --success-color: #10b981;
    --info-color: #0ea5e9;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Header and Navigation */
header {
    background-color: var(--card-bg);
    box-shadow: var(--shadow);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Main Container */
.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

/* Dashboard Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-color);
    cursor: default;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-primary);
}

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

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

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

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

.stat-card[data-stat] {
    cursor: pointer;
}

.stat-card[data-stat]:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Cards and Sections */
.card {
    background: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.card-header h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #059669;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

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

.btn-warning {
    background-color: var(--warning-color);
    color: white;
}

.btn-warning:hover {
    background-color: #d97706;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

/* Tables */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

thead {
    background-color: var(--bg-color);
}

th {
    padding: 0.75rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

tbody tr:hover {
    background-color: var(--bg-color);
}

/* Status Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-available {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-rented {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-active {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge-completed {
    background-color: #e5e7eb;
    color: #374151;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.625rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s;
    box-sizing: border-box;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

/* Date input specific styling */
.form-group input[type="date"],
.form-group input[type="datetime-local"],
.form-group input[type="time"] {
    position: relative;
}

/* Mobile date picker fix */
@media (max-width: 768px) {
    .form-group input[type="date"]::-webkit-calendar-picker-indicator {
        position: absolute;
        right: 0.5rem;
        top: 50%;
        transform: translateY(-50%);
        cursor: pointer;
        width: 20px;
        height: 20px;
    }
    
    .form-group input[type="date"] {
        padding-right: 2.5rem;
        text-align: center;
        -webkit-appearance: none;
    }
    
    /* Ensure date picker modal is centered */
    .form-group input[type="date"]:focus {
        position: relative;
    }
    
    /* Fix for iOS date picker */
    .form-group input[type="date"] {
        display: block;
        margin: 0 auto;
    }
}

/* Select dropdown styling */
.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1em;
    padding-right: 2.5rem;
    cursor: pointer;
}

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

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.empty-state p {
    margin-top: 1rem;
}

/* Actions */
.actions {
    display: flex;
    gap: 0.5rem;
}

/* Cars Grid */
.cars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.car-card {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: var(--shadow);
}

.car-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.car-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.car-card-header h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin: 0;
}

.car-card-body p {
    margin: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.car-card-body strong {
    color: var(--text-primary);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background-color: var(--card-bg);
    margin: 5% auto;
    padding: 0;
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    box-shadow: var(--shadow-lg);
    animation: slideDown 0.3s;
}

.modal-content.modal-large {
    max-width: 900px;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.modal-close {
    color: var(--text-secondary);
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s;
}

.modal-close:hover,
.modal-close:focus {
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
    max-height: 70vh;
    overflow-y: auto;
}

/* Rental Details */
.rental-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.detail-section {
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 6px;
}

.detail-section h3 {
    margin: 0 0 1rem 0;
    font-size: 1.125rem;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.detail-section p {
    margin: 0.75rem 0;
    color: var(--text-secondary);
}

.detail-section strong {
    color: var(--text-primary);
    display: inline-block;
    min-width: 140px;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

/* Text Colors */
.text-danger {
    color: var(--danger-color);
    font-weight: 600;
}

.text-warning {
    color: var(--warning-color);
    font-weight: 600;
}

/* Custom Select and Date Input Styles */
.custom-select,
.custom-date-input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--card-bg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s;
    box-sizing: border-box;
    min-height: 48px;
}

.custom-select:hover,
.custom-date-input:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.custom-select.selected,
.custom-date-input.selected {
    border-color: var(--primary-color);
    background-color: #eff6ff;
}

.select-text,
.date-text {
    flex: 1;
    color: var(--text-primary);
    font-size: 1rem;
    text-align: left;
}

.select-arrow,
.date-icon {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-left: 0.5rem;
}

/* Custom Modal Styles */
.custom-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.6);
    animation: fadeIn 0.3s;
}

.custom-modal-content {
    background-color: var(--card-bg);
    margin: 10% auto;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    animation: slideDown 0.3s;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
}

.custom-modal-content.date-picker-modal {
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    left: -10px; /* Move slightly to the left */
}

.custom-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.custom-modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.custom-modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}

/* Car List Styles */
.car-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.car-option {
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    background-color: var(--card-bg);
}

.car-option:hover {
    border-color: var(--primary-color);
    background-color: #eff6ff;
    transform: translateX(4px);
}

.car-option-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.car-option-info strong {
    color: var(--text-primary);
    font-size: 1rem;
}

.car-option-info span {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Mobile Date Picker Styles */
.mobile-date-picker {
    width: 100%;
}

.date-picker-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 0 0.5rem;
}

.nav-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.nav-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.month-year {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    flex: 1;
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.weekday {
    text-align: center;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 0.5rem;
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    background-color: var(--bg-color);
    border: 2px solid transparent;
    min-height: 44px;
}

.calendar-day:hover:not(.disabled):not(.selected) {
    background-color: #e0e7ff;
    border-color: var(--primary-color);
    transform: scale(1.1);
}

.calendar-day.today {
    background-color: #dbeafe;
    border-color: var(--primary-color);
    font-weight: 700;
}

.calendar-day.selected {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    font-weight: 700;
    transform: scale(1.1);
}

.calendar-day.disabled {
    color: var(--text-secondary);
    opacity: 0.4;
    cursor: not-allowed;
    background-color: #f1f5f9;
}

.calendar-day.empty {
    background-color: transparent;
    cursor: default;
    border: none;
}

.date-picker-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.date-picker-actions .btn {
    flex: 1;
    padding: 0.75rem;
    font-size: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    nav {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

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

    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .table-container {
        overflow-x: scroll;
    }

    table {
        font-size: 0.875rem;
    }

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

    .modal-content {
        width: 95%;
        margin: 10% auto;
    }

    .modal-content.modal-large {
        max-width: 95%;
    }

    .modal-body {
        max-height: 60vh;
    }

    .modal-actions {
        flex-direction: column;
    }

    .modal-actions .btn {
        width: 100%;
    }

    /* Form inputs mobile optimization */
    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 0.5rem;
        min-height: auto;
        width: 100%;
        max-width: 100%;
    }

    .form-group input[type="date"],
    .form-group input[type="datetime-local"],
    .form-group input[type="time"],
    .form-group input[type="number"] {
        font-size: 16px; /* Prevents zoom on iOS */
        min-height: auto;
        padding: 0.5rem;
        width: 100%;
        max-width: 100%;
        text-align: center;
        display: block;
        margin: 0 auto;
        box-sizing: border-box;
    }

    .form-group select {
        font-size: 16px; /* Prevents zoom on iOS */
        min-height: auto;
        padding: 0.5rem;
        padding-right: 2.5rem;
        width: 100%;
        max-width: 100%;
        text-align: center;
        text-align-last: center;
        display: block;
        margin: 0 auto;
        box-sizing: border-box;
    }

    .form-group select option {
        text-align: left;
    }

    .form-group label {
        font-size: 0.9375rem;
    }

    .form-group small {
        font-size: 0.8125rem;
        display: block;
        margin-top: 0.25rem;
    }

    /* Card padding adjustment for mobile */
    .card {
        padding: 1rem;
    }

    .card-header {
        padding-bottom: 1rem;
    }

    /* Form actions mobile */
    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .form-actions .btn:last-child {
        margin-bottom: 0;
    }

    /* Ensure inputs don't overflow */
    input, select, textarea {
        max-width: 100%;
        -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
        box-sizing: border-box;
    }

    /* Better spacing for form groups on mobile */
    .form-group {
        margin-bottom: 1.25rem;
    }

    /* Custom Select and Date Input Mobile */
    .custom-select,
    .custom-date-input {
        padding: 1rem;
        min-height: 52px;
        font-size: 16px;
    }

    .select-text,
    .date-text {
        font-size: 16px;
    }

    .custom-modal-content {
        width: 95%;
        margin: 5% auto;
        max-height: 85vh;
    }

    .custom-modal-content.date-picker-modal {
        max-width: 95%;
        left: -5px; /* Move slightly to the left on mobile */
    }

    .car-option {
        padding: 1.25rem;
        min-height: 60px;
        display: flex;
        align-items: center;
    }

    .car-option-info strong {
        font-size: 1.125rem;
    }

    .calendar-day {
        min-height: 48px;
        font-size: 1.125rem;
    }

    .nav-btn {
        width: 48px;
        height: 48px;
        font-size: 1.75rem;
    }

    .month-year {
        font-size: 1.375rem;
    }

    .weekday {
        font-size: 1rem;
        padding: 0.75rem 0.5rem;
    }

    .date-picker-actions {
        flex-direction: column;
    }

    .date-picker-actions .btn {
        width: 100%;
        padding: 1rem;
        font-size: 1.125rem;
    }
}