:root {
    color-scheme: light;
    --billing-ink: #162330;
    --billing-muted: #5f6d79;
    --billing-accent: #0d5c63;
    --billing-accent-soft: #e0f1f0;
    --billing-surface: rgba(255, 255, 255, 0.84);
    --billing-border: rgba(22, 35, 48, 0.12);
    --billing-danger: #9f2d2d;
    --billing-danger-soft: #fce8e8;
    --billing-warning: #7a5a0b;
    --billing-warning-soft: #fff5d6;
}

html,
body {
    margin: 0;
    min-height: 100%;
    font-family: "Segoe UI", "Helvetica Neue", sans-serif;
    color: var(--billing-ink);
    background:
        radial-gradient(circle at top left, rgba(13, 92, 99, 0.16), transparent 30%),
        radial-gradient(circle at top right, rgba(209, 146, 55, 0.16), transparent 28%),
        linear-gradient(180deg, #f6f7f3 0%, #eef4f5 100%);
}

a {
    color: inherit;
}

.layout-root {
    min-height: 100vh;
}

.billing-shell {
    max-width: 1120px;
    margin: 0 auto;
    padding: 40px 24px 56px;
}

.billing-header {
    margin-bottom: 24px;
}

.billing-header h1,
.billing-card h1,
.billing-card h2 {
    margin: 0 0 8px;
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--billing-accent);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.lede {
    margin: 0;
    max-width: 720px;
    color: var(--billing-muted);
}

.billing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.billing-card {
    padding: 22px;
    margin-bottom: 16px;
    border: 1px solid var(--billing-border);
    border-radius: 22px;
    background: var(--billing-surface);
    backdrop-filter: blur(16px);
    box-shadow: 0 18px 44px rgba(22, 35, 48, 0.08);
}

.billing-card-standalone {
    max-width: 680px;
    margin: 48px auto;
}

.metric {
    margin: 6px 0 10px;
    font-size: 2rem;
    font-weight: 700;
}

.billing-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
}

.billing-button,
.billing-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    transition: transform 120ms ease, box-shadow 120ms ease;
}

.billing-button {
    padding: 10px 14px;
    border-radius: 999px;
    background: var(--billing-accent);
    color: white;
    font-weight: 600;
    box-shadow: 0 10px 20px rgba(13, 92, 99, 0.2);
}

.billing-button:hover,
.billing-link:hover {
    transform: translateY(-1px);
}

.billing-button-secondary {
    background: var(--billing-accent-soft);
    color: var(--billing-accent);
    box-shadow: none;
}

.billing-link {
    color: var(--billing-accent);
    font-weight: 600;
}

.billing-table {
    width: 100%;
    border-collapse: collapse;
}

.billing-table th,
.billing-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--billing-border);
    text-align: left;
}

.billing-banner {
    margin-bottom: 16px;
    padding: 14px 16px;
    border-radius: 16px;
    font-weight: 500;
}

.billing-banner-error {
    background: var(--billing-danger-soft);
    color: var(--billing-danger);
}

.billing-banner-warning {
    background: var(--billing-warning-soft);
    color: var(--billing-warning);
}

.pill {
    display: inline-flex;
    padding: 2px 8px;
    margin-left: 8px;
    border-radius: 999px;
    background: var(--billing-accent-soft);
    color: var(--billing-accent);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

#blazor-error-ui {
    display: none;
    position: fixed;
    left: 24px;
    right: 24px;
    bottom: 24px;
    padding: 14px 18px;
    border-radius: 16px;
    background: #291818;
    color: white;
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.22);
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    margin-left: 12px;
}

@media (max-width: 720px) {
    .billing-shell {
        padding: 24px 16px 40px;
    }

    .metric {
        font-size: 1.7rem;
    }
}