/* ========================================
   REUSABLE UI COMPONENTS
   Common component styles shared across the app
   ======================================== */

/* ========================================
   LOADING SPINNER
   ======================================== */

.modern-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 64px);
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
    padding: var(--spacing-2xl);
}

.loading-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
    animation: fadeIn 0.3s ease-in;
}

.modern-spinner {
    position: relative;
    width: 120px;
    height: 120px;
}

.spinner-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 3px solid transparent;
}

.spinner-ring:nth-child(1) {
    border-top-color: var(--color-primary);
    animation: spin 1.5s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
}

.spinner-ring:nth-child(2) {
    border-right-color: var(--color-secondary);
    animation: spin 2s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
    animation-delay: -0.5s;
}

.spinner-ring:nth-child(3) {
    border-bottom-color: var(--color-accent);
    animation: spin 2.5s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
    animation-delay: -1s;
}

.spinner-logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    color: var(--color-primary);
    animation: pulseCentered 2s ease-in-out infinite;
    filter: drop-shadow(0 4px 12px rgba(102, 126, 234, 0.3));
}

.loading-text {
    text-align: center;
    animation: fadeInUp 0.5s ease-out 0.2s both;
}

.loading-text h3 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    background: linear-gradient(
        90deg,
        var(--text-primary) 0%,
        var(--color-primary) 50%,
        var(--text-primary) 100%
    );
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 3s linear infinite;
}

.loading-text p {
    margin: 0;
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
}

.loading-text p::after {
    content: '';
    animation: dots 1.5s steps(4, end) infinite;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .modern-spinner {
        width: 100px;
        height: 100px;
    }
    
    .spinner-logo {
        width: 40px;
        height: 40px;
    }
    
    .loading-text h3 {
        font-size: var(--font-size-xl);
    }
    
    .loading-text p {
        font-size: var(--font-size-sm);
    }
}

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .spinner-ring,
    .spinner-logo,
    .loading-text h3 {
        animation: none;
    }
    
    .spinner-ring {
        opacity: 0.5;
    }
    
    .loading-content {
        animation: none;
    }
    
    .loading-text {
        animation: none;
    }
}

/* ========================================
   NO DATA MESSAGE
   ======================================== */

.no-data-message {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.6;
}

/* ========================================
   CARDS
   ======================================== */

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    font-weight: var(--font-weight-semibold);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    background: var(--color-gray-100);
}

/* ========================================
   METRIC CARDS
   ======================================== */

.metric-card {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border-left: 4px solid transparent;
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.metric-card.metric-primary {
    border-left-color: var(--color-primary);
}

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

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

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

.metric-card.metric-error {
    border-left-color: var(--color-error);
}

.metric-icon {
    font-size: var(--font-size-3xl);
    opacity: 0.9;
}

.metric-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.metric-value {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    line-height: 1;
}

.metric-label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ========================================
   STATUS BADGES
   ======================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

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

.badge-warning {
    background: var(--color-warning);
    color: var(--color-dark);
}

.badge-error,
.badge-danger {
    background: var(--color-error);
    color: var(--color-white);
}

.badge-info {
    background: var(--color-info);
    color: var(--color-white);
}

.badge-secondary,
.badge-gray {
    background: var(--color-gray-600);
    color: var(--color-white);
}

/* Status Badge with Gradients */
.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 16px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-white);
}

.status-badge.status-free,
.status-badge.status-success {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
}

.status-badge.status-going,
.status-badge.status-warning {
    background: linear-gradient(135deg, #fd7e14 0%, #ffc107 100%);
}

.status-badge.status-carrying,
.status-badge.status-error {
    background: linear-gradient(135deg, #dc3545 0%, #e83e8c 100%);
}

.status-badge.status-unavailable,
.status-badge.status-inactive {
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%);
}

.status-badge.status-unknown {
    background: var(--color-gray-500);
}

/* Mission Status Badges */
.status-badge.status-awaiting {
    background: linear-gradient(135deg, #17a2b8 0%, #138496 100%);
    box-shadow: 0 2px 8px rgba(23, 162, 184, 0.3);
}

.status-badge.status-assigned {
    background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
    box-shadow: 0 2px 8px rgba(255, 193, 7, 0.3);
}

.status-badge.status-started {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    box-shadow: 0 2px 8px rgba(40, 167, 69, 0.3);
}

.status-badge.status-blocked {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    box-shadow: 0 2px 8px rgba(220, 53, 69, 0.3);
}

.status-badge.status-completed {
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%);
    box-shadow: 0 2px 8px rgba(108, 117, 125, 0.3);
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    padding: 10px 16px;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: var(--color-gray-600);
    color: var(--color-white);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-gray-700);
}

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

.btn-success:hover:not(:disabled) {
    background: #1e7e34;
    transform: translateY(-1px);
}

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

.btn-danger:hover:not(:disabled) {
    background: #d32f2f;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(244, 67, 54, 0.3);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover:not(:disabled) {
    background: var(--color-gray-100);
    border-color: var(--color-gray-400);
}

/* ========================================
   FORM INPUTS
   ======================================== */

.input,
.form-input {
    width: 100%;
    padding: 10px 12px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    background: var(--bg-surface);
    color: var(--text-primary);
}

.input:focus,
.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.input:disabled,
.form-input:disabled {
    background: var(--color-gray-100);
    cursor: not-allowed;
}

/* Search Input with Icon */
.search-wrapper {
    position: relative;
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: var(--font-size-md);
    opacity: 0.5;
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 10px 12px 10px 36px; /* Match .form-input padding, with extra left for icon */
    padding-right: 40px; /* Space for clear button */
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    background: var(--bg-surface);
    color: var(--text-primary);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.search-input::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.clear-search-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--color-gray-200);
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--color-gray-600);
    font-size: 18px;
    padding: 0;
    line-height: 1;
}

.clear-search-btn:hover {
    background: var(--color-gray-300);
    color: var(--color-gray-800);
}

/* Select Dropdown */
.select,
.form-select {
    appearance: none;
    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='%23666' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 32px;
    cursor: pointer;
}

/* ========================================
   FILTER COMPONENTS
   ======================================== */

.filter-bar {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.filter-controls {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: nowrap; /* Keep all controls on the same row */
}

/* Make sure search wrapper and selects have proper sizing */
.filter-controls .search-wrapper {
    flex: 1 1 300px; /* Flexible but with minimum width */
    min-width: 200px;
}

.filter-controls .select,
.filter-controls .form-input {
    flex: 0 0 auto; /* Don't grow or shrink */
    min-width: 180px;
    width: auto;
}

.filter-controls .btn {
    flex: 0 0 auto; /* Don't grow or shrink */
    white-space: nowrap;
}

.filter-results {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-md);
}

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

.filter-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    background: #e3f2fd;
    color: #1976d2;
    border-radius: 16px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border: 1px solid #bbdefb;
}

/* Responsive: Allow wrapping on smaller screens */
@media (max-width: 1200px) {
    .filter-controls {
        flex-wrap: wrap; /* Allow wrapping on medium screens */
    }
}

@media (max-width: 768px) {
    .filter-controls .search-wrapper,
    .filter-controls .select,
    .filter-controls .form-input {
        flex: 1 1 100%; /* Full width on mobile */
        min-width: 100%;
    }
}

/* ========================================
   EMPTY STATES
   ======================================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    text-align: center;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 64px;
    opacity: 0.5;
    margin-bottom: var(--spacing-lg);
}

.empty-state-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.empty-state-message {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-lg) 0;
}

/* ========================================
   MODALS & OVERLAYS
   ======================================== */

.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    animation: fadeIn 0.2s ease-in;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-modal);
    max-width: 90vw;
    max-height: 90vh;
    overflow: auto;
    animation: scaleIn 0.3s ease-out;
}

/* ========================================
   TELERIK COLUMN MENU STYLING
   Match app's modern design
   ======================================== */

/* Column Menu Popup Container */
.k-column-menu-popup,
.k-popup.k-grid-columnmenu-popup {
    border-radius: 8px !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15) !important;
    border: 1px solid #e0e0e0 !important;
    min-width: 240px !important;
    background: #ffffff !important;
}

/* Column Menu Groups */
.k-column-menu-popup .k-menu-group,
.k-grid-columnmenu-popup .k-menu-group {
    padding: 8px 0 !important;
}

/* Column Menu Items */
.k-column-menu-popup .k-menu-item,
.k-grid-columnmenu-popup .k-menu-item {
    padding: 10px 16px !important;
    transition: all 0.15s ease !important;
    border-radius: 4px !important;
    margin: 2px 8px !important;
}

.k-column-menu-popup .k-menu-item:hover,
.k-grid-columnmenu-popup .k-menu-item:hover {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.08) 100%) !important;
    color: #667eea !important;
}

.k-column-menu-popup .k-menu-item.k-selected,
.k-grid-columnmenu-popup .k-menu-item.k-selected {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.12) 0%, rgba(118, 75, 162, 0.12) 100%) !important;
    color: #667eea !important;
    font-weight: 600 !important;
}

/* Column Menu Icons */
.k-column-menu-popup .k-icon,
.k-grid-columnmenu-popup .k-icon {
    color: #6c757d !important;
    margin-right: 12px !important;
    transition: color 0.15s ease !important;
}

.k-column-menu-popup .k-menu-item:hover .k-icon,
.k-column-menu-popup .k-menu-item.k-selected .k-icon,
.k-grid-columnmenu-popup .k-menu-item:hover .k-icon,
.k-grid-columnmenu-popup .k-menu-item.k-selected .k-icon {
    color: #667eea !important;
}

/* Column Menu Section Titles */
.k-column-menu-popup .k-menu-group-title,
.k-grid-columnmenu-popup .k-menu-group-title {
    padding: 8px 16px 4px !important;
    font-size: 10px !important;
    font-weight: 700 !important;
    color: #adb5bd !important;
    text-transform: uppercase !important;
    letter-spacing: 0.8px !important;
}

/* Column Menu Separator */
.k-column-menu-popup .k-separator,
.k-grid-columnmenu-popup .k-separator {
    margin: 8px 0 !important;
    border-color: #f0f0f0 !important;
}

/* Column List Items (show/hide columns) */
.k-column-menu-popup .k-column-list-item,
.k-grid-columnmenu-popup .k-column-list-item {
    padding: 8px 16px !important;
    transition: background-color 0.15s ease !important;
}

.k-column-menu-popup .k-column-list-item:hover,
.k-grid-columnmenu-popup .k-column-list-item:hover {
    background-color: rgba(102, 126, 234, 0.05) !important;
}

/* Checkboxes */
.k-column-menu-popup .k-checkbox:checked,
.k-grid-columnmenu-popup .k-checkbox:checked {
    background-color: #667eea !important;
    border-color: #667eea !important;
}

/* Sort Order Badge */
.k-column-menu-popup .k-sort-order,
.k-grid-columnmenu-popup .k-sort-order {
    background: #667eea !important;
    color: white !important;
    border-radius: 12px !important;
    padding: 2px 8px !important;
    font-size: 11px !important;
    font-weight: 600 !important;
}

/* Action Buttons */
.k-column-menu-popup .k-button-solid-primary,
.k-grid-columnmenu-popup .k-button-solid-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    border: none !important;
    color: white !important;
    border-radius: 6px !important;
    padding: 8px 16px !important;
    font-weight: 600 !important;
    transition: all 0.2s ease !important;
}

.k-column-menu-popup .k-button-solid-primary:hover,
.k-grid-columnmenu-popup .k-button-solid-primary:hover {
    background: linear-gradient(135deg, #5568d3 0%, #653a8b 100%) !important;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3) !important;
}