:root {
    --ta-teal: #1F7A8C;
    --ta-teal-dark: #16606f;
    --ta-ink: #1c2a2e;
    --ta-muted: #5E7480;
    --ta-border: #E1E8EA;
    --ta-bg: #F7F9FA;
    --ta-danger: #C4453C;
    --ta-warning: #B8862B;
    --ta-success: #2E7D51;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Nunito', system-ui, -apple-system, sans-serif;
    background: var(--ta-bg);
    color: var(--ta-ink);
}

a {
    color: var(--ta-teal);
}

h1 {
    font-size: 1.6rem;
    margin: 0 0 1rem;
}

h2 {
    font-size: 1.15rem;
    margin: 1.5rem 0 0.75rem;
}

.ta-app {
    display: flex;
    min-height: 100vh;
}

.ta-nav {
    width: 200px;
    flex-shrink: 0;
    background: #fff;
    border-right: 1px solid var(--ta-border);
    padding: 1rem 0;
    display: flex;
    flex-direction: column;
}

.ta-nav-brand {
    font-weight: 700;
    color: var(--ta-teal);
    padding: 0 1rem 1rem;
    font-size: 1.1rem;
}

.ta-nav-link {
    padding: 0.6rem 1rem;
    color: var(--ta-ink);
    text-decoration: none;
}

.ta-nav-link:hover, .ta-nav-link.active {
    background: var(--ta-bg);
    color: var(--ta-teal);
}

.ta-main {
    flex: 1;
    min-width: 0;
}

.ta-topbar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1.5rem;
    background: #fff;
    border-bottom: 1px solid var(--ta-border);
}

.ta-topbar-title {
    margin-right: auto;
    font-weight: 600;
}

.ta-link-btn {
    background: none;
    border: none;
    color: var(--ta-teal);
    cursor: pointer;
    font: inherit;
}

.ta-content {
    padding: 1.5rem;
    max-width: 1100px;
}

.ta-content-unauthenticated {
    max-width: none;
    padding: 0;
}

.ta-auth-shell {
    display: flex;
    justify-content: center;
    padding: 4rem 1rem;
}

.ta-auth-card {
    background: #fff;
    border: 1px solid var(--ta-border);
    border-radius: 8px;
    padding: 2rem;
    width: 100%;
    max-width: 380px;
}

.ta-auth-card-wide {
    max-width: 480px;
}

.ta-auth-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.ta-auth-subtitle {
    color: var(--ta-muted);
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
}

.ta-auth-fineprint {
    margin-top: 1rem;
    font-size: 0.85rem;
}

.ta-auth-alert {
    padding: 0.6rem 0.9rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.ta-status-success {
    background: #E7F5EC;
    color: var(--ta-success);
}

.ta-status-danger, .ta-auth-error {
    background: #FBEAE8;
    color: var(--ta-danger);
}

.ta-form-group {
    margin-bottom: 1rem;
}

.ta-form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.ta-form-input {
    width: 100%;
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--ta-border);
    border-radius: 6px;
    font: inherit;
}

.ta-btn {
    display: inline-block;
    padding: 0.55rem 1.1rem;
    border-radius: 6px;
    border: 1px solid transparent;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
}

.ta-btn-primary {
    background: var(--ta-teal);
    color: #fff;
}

.ta-btn-primary:hover {
    background: var(--ta-teal-dark);
}

.ta-btn-secondary {
    background: #fff;
    border-color: var(--ta-border);
    color: var(--ta-ink);
}

.ta-btn-danger {
    background: var(--ta-danger);
    color: #fff;
}

.ta-btn-lg {
    padding: 0.7rem 1.1rem;
    font-size: 1rem;
}

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

.w-100 {
    width: 100%;
}

.ta-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border: 1px solid var(--ta-border);
    border-radius: 8px;
    overflow: hidden;
}

.ta-table th, .ta-table td {
    text-align: left;
    padding: 0.6rem 0.8rem;
    border-bottom: 1px solid var(--ta-border);
    font-size: 0.9rem;
}

.ta-table th {
    background: var(--ta-bg);
    font-weight: 700;
}

.ta-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.ta-stat-tile {
    background: #fff;
    border: 1px solid var(--ta-border);
    border-radius: 8px;
    padding: 1rem;
}

.ta-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ta-teal);
}

.ta-stat-label {
    font-size: 0.8rem;
    color: var(--ta-muted);
}

.ta-toolbar {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
    align-items: center;
}

.ta-pagination {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.ta-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.ta-panel {
    background: #fff;
    border: 1px solid var(--ta-border);
    border-radius: 8px;
    padding: 1rem 1.25rem;
}

.ta-panel-danger {
    border-color: #f3c9c5;
}

.ta-dl {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.25rem 0.75rem;
    margin: 0 0 0.75rem;
}

.ta-dl dt {
    color: var(--ta-muted);
    font-size: 0.85rem;
}

.ta-dl dd {
    margin: 0;
    font-size: 0.9rem;
}

.ta-badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
}

.ta-badge-success {
    background: #E7F5EC;
    color: var(--ta-success);
}

.ta-badge-warning {
    background: #FBF1E1;
    color: var(--ta-warning);
}

.ta-badge-danger {
    background: #FBEAE8;
    color: var(--ta-danger);
}

.ta-badge-muted {
    background: var(--ta-bg);
    color: var(--ta-muted);
}

.ta-muted {
    color: var(--ta-muted);
}

.ta-small {
    font-size: 0.8rem;
}

.ta-empty-state {
    color: var(--ta-muted);
    padding: 1.5rem 0;
}

.ta-links-row {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.ta-2fa-setup {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.ta-2fa-key {
    background: var(--ta-bg);
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
    display: inline-block;
    letter-spacing: 0.05em;
}

#blazor-error-ui {
    background: #FBEAE8;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0,0,0,0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}