/* ============================================
   LOADING STATES & UTILITIES
   Loading skeletons, spinners, map view, panels
   ============================================ */

/* Loading Skeleton */
.loading-skeleton {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    z-index: 9999;
    gap: var(--space-4);
}

.loading-skeleton.hidden {
    display: none;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-skeleton p {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

/* Low Power Mode */
.low-power .loading-spinner {
    border-width: 2px;
    animation: none;
}

/* Map View */
.map-view {
    position: relative;
    flex: 1;
    display: flex;
}

#map-container {
    flex: 1;
    position: relative;
}

#map {
    width: 100%;
    height: 100%;
}

/* Mobile Toggles */
.mobile-toggles {
    display: none;
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    z-index: 400;
    gap: var(--space-2);
}

@media (max-width: 767px) {
    .mobile-toggles {
        display: flex;
    }
}

.mobile-toggles__btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 18px;
    cursor: pointer;
}

/* Panel Backdrop */
.panel-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 199;
    display: none;
}

.panel-backdrop.visible {
    display: block;
}

/* Panel Close Button */
.panel__close {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    font-size: 16px;
    cursor: pointer;
    transition: all var(--duration-fast);
    z-index: 10;
}

.panel__close:hover {
    background: var(--color-bg-hover);
    color: var(--color-text);
    border-color: var(--color-text-muted);
}

/* Status Bar */
.status-bar {
    height: 28px;
    display: flex;
    align-items: center;
    padding: 0 var(--space-3);
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.status-bar__live {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Sidebar */
.sidebar {
    width: 320px;
    background: var(--color-bg);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform var(--duration-normal);
}

@media (max-width: 1023px) {
    .sidebar {
        position: fixed;
        top: 52px;
        left: 0;
        bottom: 0;
        z-index: 200;
        transform: translateX(-100%);
    }
    
    .sidebar.is-open {
        transform: translateX(0);
    }
}

/* Filter Panel */
.filter-panel {
    width: 360px;
    background: var(--color-bg);
    border-left: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform var(--duration-normal);
}

@media (max-width: 1023px) {
    .filter-panel {
        position: fixed;
        top: 52px;
        right: 0;
        bottom: 0;
        z-index: 200;
        transform: translateX(100%);
        overflow-y: auto;
    }
    
    .filter-panel.is-open {
        transform: translateX(0);
    }
}

/* Modal Title */
.modal__title {
    margin: 0;
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text);
}

/* Evidence Chain */
.evidence-chain {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.evidence-chain__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
}

.evidence-chain__title {
    font-size: var(--text-base);
    font-weight: 600;
}

.evidence-chain__empty {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--space-6);
}

.evidence-chain__item {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-3);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.evidence-chain__item--verified {
    border-left: 3px solid var(--color-success);
}

.evidence-chain__item--unverified {
    border-left: 3px solid var(--color-warning);
}

.evidence-chain__type {
    font-size: 20px;
    flex-shrink: 0;
}

.evidence-chain__content {
    flex: 1;
}

.evidence-chain__description {
    font-size: var(--text-sm);
    margin-bottom: var(--space-1);
}

.evidence-chain__meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.evidence-chain__status {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.evidence-chain__status--verified {
    background: rgba(34, 197, 94, 0.15);
    color: #86efac;
}

.evidence-chain__status--unverified {
    background: rgba(245, 158, 11, 0.15);
    color: #fcd34d;
}

.evidence-chain__source {
    font-size: 10px;
    color: var(--color-text-muted);
    margin-top: var(--space-1);
}

/* Comparison Panel */
.comparison-panel {
    position: fixed;
    top: 52px;
    right: 0;
    bottom: 0;
    width: 400px;
    background: var(--color-bg);
    border-left: 1px solid var(--color-border);
    z-index: 200;
    transform: translateX(100%);
    transition: transform var(--duration-normal);
    display: flex;
    flex-direction: column;
}

.comparison-panel.is-open {
    transform: translateX(0);
}

.comparison-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.comparison-panel__title {
    font-size: var(--text-lg);
    font-weight: 700;
}

.comparison-panel__close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    cursor: pointer;
}

.comparison-panel__content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4);
}

/* Comparison Card Body */
.comparison-card__body {
    padding: var(--space-3);
}

.comparison-card__row {
    display: flex;
    justify-content: space-between;
    font-size: var(--text-xs);
    padding: var(--space-1) 0;
    border-bottom: 1px solid var(--color-border);
}

.comparison-card__row:last-child {
    border-bottom: none;
}

.comparison-card__key {
    color: var(--color-text-muted);
}

.comparison-card__value {
    font-weight: 500;
    text-align: right;
}

.comparison-card__value--good {
    color: var(--color-success);
}

.comparison-card__value--warning {
    color: var(--color-warning);
}

.comparison-card__value--highlight {
    color: var(--color-accent);
    font-weight: 700;
}

/* Utility Classes */
.is-open {
    display: block !important;
}

/* Ghost Alert Content */
.ghost-alert__content {
    flex: 1;
}

.ghost-alert__title {
    font-weight: 600;
    font-size: var(--text-sm);
    color: white;
    margin-bottom: 2px;
}

.ghost-alert__subtitle {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.8);
}