html, body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: #0b1120;
    color: #e2e8f0;
    margin: 0;
    min-height: 100vh;
}

.admin-shell {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 260px;
    background: linear-gradient(180deg, #0f172a 0%, #0b1222 100%);
    border-right: 1px solid rgba(148, 163, 184, 0.12);
    padding: 1.25rem 0;
    flex-shrink: 0;
}

.admin-sidebar .brand {
    padding: 0 1.25rem 1.25rem;
    font-weight: 600;
    font-size: 1.05rem;
    letter-spacing: 0.02em;
    color: #f8fafc;
}

.admin-nav a {
    display: block;
    padding: 0.55rem 1.25rem;
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.92rem;
}

.admin-nav a:hover, .admin-nav a.active {
    color: #f1f5f9;
    background: rgba(99, 179, 237, 0.08);
    border-right: 2px solid #63b3ed;
}

.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.admin-topbar {
    height: 56px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.12);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
}

.admin-content {
    padding: 1.5rem;
    flex: 1;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.kpi-card {
    background: rgba(30, 41, 59, 0.85);
    border: 1px solid rgba(148, 163, 184, 0.12);
    border-radius: 10px;
    padding: 1rem 1.1rem;
}

.kpi-card .label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #94a3b8;
}

.kpi-card .value {
    font-size: 1.35rem;
    font-weight: 600;
    margin-top: 0.35rem;
    color: #f8fafc;
}

.kpi-card .sub {
    font-size: 0.8rem;
    color: #64748b;
    margin-top: 0.25rem;
}

.chart-panel {
    background: rgba(30, 41, 59, 0.85);
    border: 1px solid rgba(148, 163, 184, 0.12);
    border-radius: 10px;
    padding: 1rem;
    height: 360px;
}

.filters-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: flex-end;
    margin-bottom: 1.25rem;
}

.finance-module-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

.finance-module-nav a {
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.88rem;
    color: #94a3b8;
    text-decoration: none;
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.finance-module-nav a:hover,
.finance-module-nav a.active {
    color: #f8fafc;
    border-color: rgba(99, 179, 237, 0.45);
    background: rgba(99, 179, 237, 0.1);
}

.chart-panel.chart-panel--short {
    height: 280px;
}

.filters-bar label {
    font-size: 0.75rem;
    color: #94a3b8;
    display: block;
    margin-bottom: 0.2rem;
}

.filters-bar input {
    background: #0f172a;
    border: 1px solid rgba(148, 163, 184, 0.2);
    color: #e2e8f0;
    border-radius: 6px;
    padding: 0.35rem 0.5rem;
}

.btn-admin-primary {
    background: #3182ce;
    border: none;
    color: #fff;
    padding: 0.45rem 1rem;
    border-radius: 6px;
    cursor: pointer;
}

.btn-admin-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.table-admin {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.table-admin th, .table-admin td {
    padding: 0.5rem 0.6rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
    text-align: left;
}

.table-admin th {
    color: #94a3b8;
    font-weight: 500;
}

.card-admin {
    background: rgba(30, 41, 59, 0.85);
    border: 1px solid rgba(148, 163, 184, 0.12);
    border-radius: 10px;
    padding: 1rem 1.15rem;
}

.admin-select {
    background: #0f172a;
    border: 1px solid rgba(148, 163, 184, 0.2);
    color: #e2e8f0;
    border-radius: 6px;
    padding: 0.35rem 0.5rem;
    min-width: 160px;
}

.admin-textarea {
    background: #0f172a;
    border: 1px solid rgba(148, 163, 184, 0.2);
    color: #e2e8f0;
    border-radius: 6px;
    padding: 0.5rem;
}

.sla-badge {
    display: inline-block;
    font-size: 0.65rem;
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
    margin-right: 0.25rem;
}

.sla-badge--breach {
    background: rgba(248, 113, 113, 0.25);
    color: #fecaca;
}

.ticket-msg-internal {
    border-left: 3px solid #f59e0b;
}

.stub-page {
    max-width: 640px;
    color: #94a3b8;
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at top, #1e293b 0%, #0b1120 55%);
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    background: rgba(30, 41, 59, 0.9);
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 12px;
}

.login-card h1 {
    font-size: 1.35rem;
    margin: 0 0 1.25rem;
}

.form-admin .form-control {
    background: #0f172a;
    border: 1px solid rgba(148, 163, 184, 0.2);
    color: #e2e8f0;
}

#blazor-error-ui {
    background: #7f1d1d;
    color: #fff;
    padding: 0.5rem 1rem;
    position: fixed;
    bottom: 0;
    width: 100%;
    z-index: 1000;
    display: none;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    float: right;
}

.loading-progress {
    position: absolute;
    left: 50%;
    top: 40%;
    transform: translate(-50%, -50%);
    width: 8rem;
    height: 8rem;
}

.loading-progress circle {
    fill: none;
    stroke: #63b3ed;
    stroke-width: 0.6rem;
    transform-origin: 50% 50%;
    transform: rotate(-90deg);
    animation: spin 1.2s linear infinite;
}

@keyframes spin {
    0% { stroke-dasharray: 0 251; }
    50% { stroke-dasharray: 125 251; }
    100% { stroke-dasharray: 0 251; }
}