/* 
   Central Command Dashboard Layout
   Specific Styling (Vanilla CSS)
*/

/* Sidebar Navigation */
.admin-sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: sticky;
    top: 0;
    z-index: 100;
    overflow: hidden;
    transition: var(--transition-normal);
}

.sidebar-header {
    padding: 18px 16px 15px;
    border-bottom: 1px solid var(--sidebar-border);
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 9px;
}

.logo-icon-box {
    width: 30px;
    height: 30px;
    border-radius: 7px;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 11px;
    letter-spacing: -0.02em;
    flex-shrink: 0;
}

.logo-sub {
    font-size: 10.5px;
    color: var(--sidebar-label);
    font-weight: 400;
    line-height: 1.3;
}

.sidebar-menu {
    list-style: none;
    padding: 10px 8px;
    flex-grow: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.menu-section-title {
    font-size: 10px;
    font-weight: 700;
    color: var(--sidebar-label);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 12px 10px 4px;
}

.sidebar-menu li {
    margin-bottom: 0px;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 7px;
    color: var(--sidebar-text);
    font-weight: 400;
    font-size: 13px;
    transition: background var(--transition-fast);
}

.sidebar-menu a:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.03);
}

.sidebar-menu li.active a {
    color: #ffffff;
    background: var(--accent);
    font-weight: 600;
}

.sidebar-footer {
    padding: 11px 14px;
    border-top: 1px solid var(--sidebar-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.user-info-brief {
    display: flex;
    flex-direction: column;
}

.user-name-txt {
    font-weight: 600;
    font-size: 13px;
    color: #ffffff;
}

.user-role-txt {
    font-size: 11px;
    color: var(--sidebar-label);
}

.logout-icon {
    color: var(--error);
    opacity: 0.7;
    cursor: pointer;
    font-size: 16px;
    transition: var(--transition-fast);
}

.logout-icon:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* Main Content Area */
.admin-main {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Top Header */
.admin-header {
    height: var(--header-height);
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 90;
    box-shadow: 0 1px 4px rgba(0,0,0,0.5);
}

.page-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    color: var(--text-secondary);
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 3px var(--success-bg);
}

.status-dot.mock {
    background: var(--warning);
    box-shadow: 0 0 0 3px var(--warning-bg);
}

/* Main Content Padding */
.content-body {
    padding: 24px;
    flex-grow: 1;
}

/* Metrics Dashboard Cards Grid */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.metric-card {
    padding: 24px;
}

.metric-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.metric-icon {
    font-size: 20px;
    color: var(--accent);
}

.metric-value {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 6px;
}

.metric-footer {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Premium Tables */
.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 14px;
}

.custom-table th {
    padding: 16px;
    border-bottom: 2px solid var(--border-color);
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.05em;
}

.custom-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    vertical-align: middle;
}

.custom-table tr:hover td {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.02);
}

.actions-cell {
    display: flex;
    gap: 8px;
}

.action-link {
    font-size: 13px;
    font-weight: 500;
    color: var(--accent);
    cursor: pointer;
}

.action-link:hover {
    text-decoration: underline;
}

.action-link.delete {
    color: var(--error);
}

/* Split view layouts (2 columns) */
.split-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

@media (max-width: 1024px) {
    .split-layout {
        grid-template-columns: 1fr;
    }
}

/* Excel Upload and Preview Component */
.upload-zone {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius);
    padding: 40px;
    text-align: center;
    background: rgba(255, 255, 255, 0.01);
    cursor: pointer;
    transition: var(--transition-fast);
}

.upload-zone:hover {
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.02);
}

.upload-icon {
    font-size: 40px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.preview-container {
    margin-top: 30px;
    max-height: 400px;
    overflow: auto;
}

/* Data Feed Monitor Grid */
.feed-monitor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.feed-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feed-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.feed-title {
    font-weight: 600;
    font-size: 16px;
}

.feed-meta {
    font-size: 12px;
    color: var(--text-secondary);
}

.feed-status-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
}

/* Modal Popup Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    width: 100%;
    max-width: 500px;
    padding: 32px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.modal-close {
    font-size: 20px;
    cursor: pointer;
    color: var(--text-muted);
}

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