:root {
    --slms-bg: #f6f8fb;
    --slms-panel: #ffffff;
    --slms-text: #1f2937;
    --slms-muted: #667085;
    --slms-line: #d9e2ec;
    --slms-primary: #1d4ed8;
    --slms-primary-dark: #173ea5;
    --slms-accent: #0f766e;
    --slms-warning: #b45309;
    --slms-danger: #b91c1c;
}

.slms-app {
    color: var(--slms-text);
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.slms-header {
    align-items: center;
    background: linear-gradient(135deg, #0f766e 0%, #1d4ed8 100%);
    color: #fff;
    display: flex;
    justify-content: space-between;
    margin: 0 0 20px;
    padding: 24px;
}

.slms-header h1 {
    color: #fff;
    font-size: 28px;
    line-height: 1.2;
    margin: 0 0 6px;
}

.slms-header p {
    margin: 0;
    opacity: .88;
}

.slms-badge {
    background: rgba(255, 255, 255, .16);
    border: 1px solid rgba(255, 255, 255, .3);
    border-radius: 999px;
    padding: 8px 12px;
    white-space: nowrap;
}

.slms-layout {
    display: grid;
    gap: 20px;
    grid-template-columns: 240px minmax(0, 1fr);
}

.slms-sidebar {
    background: #0f172a;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-height: 360px;
    padding: 14px;
}

.slms-sidebar a {
    color: #e5eefb;
    padding: 12px;
    text-decoration: none;
}

.slms-sidebar a:hover {
    background: rgba(255,255,255,.1);
}

.slms-main {
    display: grid;
    gap: 18px;
}

.slms-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    margin-bottom: 18px;
}

.slms-columns {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.slms-panel,
.slms-card {
    background: var(--slms-panel);
    border: 1px solid var(--slms-line);
    border-radius: 8px;
    box-shadow: 0 10px 24px rgba(15, 23, 42, .06);
    padding: 18px;
}

.slms-panel h1,
.slms-panel h2,
.slms-panel h3 {
    margin-top: 0;
}

.slms-stat span {
    color: var(--slms-muted);
    display: block;
    font-size: 13px;
}

.slms-stat strong {
    display: block;
    font-size: 32px;
    margin-top: 6px;
}

.slms-row {
    align-items: center;
    border-top: 1px solid var(--slms-line);
    display: flex;
    gap: 14px;
    justify-content: space-between;
    padding: 14px 0;
}

.slms-row:first-child {
    border-top: 0;
}

.slms-row span,
.slms-row em {
    color: var(--slms-muted);
    display: block;
    font-size: 13px;
    margin-top: 4px;
}

.slms-form-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.slms-panel label {
    color: var(--slms-muted);
    display: grid;
    font-size: 13px;
    gap: 6px;
    margin: 0 0 12px;
}

.slms-panel input,
.slms-panel select,
.slms-panel textarea {
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    color: var(--slms-text);
    min-height: 40px;
    padding: 8px 10px;
    width: 100%;
}

.slms-panel textarea {
    min-height: 96px;
}

.slms-button,
.slms-icon-link {
    align-items: center;
    background: var(--slms-primary);
    border: 0;
    border-radius: 6px;
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    font-weight: 700;
    justify-content: center;
    min-height: 40px;
    padding: 8px 14px;
    text-decoration: none;
}

.slms-button:hover,
.slms-icon-link:hover {
    background: var(--slms-primary-dark);
    color: #fff;
}

.slms-alert {
    background: #fff7ed;
    border: 1px solid #fed7aa;
    border-radius: 8px;
    color: var(--slms-warning);
    padding: 16px;
}

.slms-table-wrap {
    background: #fff;
    border: 1px solid var(--slms-line);
    overflow-x: auto;
}

.slms-table {
    border-collapse: collapse;
    min-width: 620px;
    width: 100%;
}

.slms-table th,
.slms-table td {
    border-bottom: 1px solid var(--slms-line);
    padding: 12px;
    text-align: left;
}

.slms-table th {
    background: #eef4ff;
}

@media (max-width: 800px) {
    .slms-header,
    .slms-row {
        align-items: stretch;
        flex-direction: column;
    }

    .slms-layout {
        grid-template-columns: 1fr;
    }

    .slms-sidebar {
        min-height: 0;
    }
}