:root {
    --bg: #ffffff;
    --surface: #ffffff;
    --surface-2: #fbecea;
    --border: #e8dedd;
    --text: #1a1a1a;
    --text-muted: #6b6b6b;
    --accent: #d52b1e;
    --accent-strong: #a81e13;
    --warn: #b45309;
    --danger: #d52b1e;
    --radius: 14px;
    --font-sans: 'Segoe UI', Inter, -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'Cascadia Code', 'SF Mono', Consolas, 'Roboto Mono', monospace;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #170908;
        --surface: #221110;
        --surface-2: #2c1613;
        --border: #3d201c;
        --text: #f5eeed;
        --text-muted: #c9a29c;
        --accent: #ff4438;
        --accent-strong: #ff6257;
    }
}

html, body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
}

body {
    min-height: 100vh;
}

a, .btn-link {
    color: var(--accent);
}

a:hover {
    color: var(--accent-strong);
}

.btn-primary {
    color: #ffffff;
    background-color: var(--accent);
    border-color: var(--accent-strong);
    font-weight: 600;
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--accent-strong);
    border-color: var(--accent-strong);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.15rem var(--bg), 0 0 0 0.3rem var(--accent);
}

.content {
    padding-top: 1.5rem;
    padding-bottom: 3rem;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--accent);
}

.invalid {
    outline: 1px solid var(--danger);
}

.validation-message {
    color: var(--danger);
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: var(--border);
}

/* ---- App-specific "Canada flag" components ---- */

.page-header {
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.25rem;
}

.subtitle {
    color: var(--text-muted);
    margin-bottom: 0;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.calc-grid, .guide-grid {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: 1fr;
}

@media (min-width: 900px) {
    .calc-grid {
        grid-template-columns: 340px 1fr;
        align-items: start;
    }
}

.field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 1.25rem;
}

.field span {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.field input, .field select {
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 10px;
    padding: 0.65rem 0.85rem;
    font-size: 1.05rem;
    font-family: var(--font-mono);
}

.field input:focus, .field select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(213, 43, 30, 0.18);
}

.estimate-note {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    background: rgba(180, 83, 9, 0.1);
    border: 1px solid rgba(180, 83, 9, 0.3);
    color: var(--warn);
    font-size: 0.82rem;
    border-radius: 10px;
    padding: 0.65rem 0.85rem;
    margin-bottom: 1.25rem;
}

.headline {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.headline-item, .rate-row > div, .period-grid > div {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.label {
    font-size: 0.78rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.value {
    font-family: var(--font-mono);
    font-size: 1.6rem;
    font-weight: 700;
}

.value.accent {
    color: var(--accent);
}

.rate-row {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.rate-row .value {
    font-size: 1.15rem;
    color: var(--accent);
}

.breakdown {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
}

.breakdown td {
    padding: 0.5rem 0;
    border-bottom: 1px dashed var(--border);
    font-family: var(--font-mono);
}

.breakdown td:first-child {
    font-family: var(--font-sans);
    color: var(--text-muted);
}

.breakdown td:last-child {
    text-align: right;
}

.period-breakdown h3 {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.period-grid {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.period-grid .value {
    font-size: 1.2rem;
}

.app-footer {
    color: var(--text-muted);
    font-size: 0.78rem;
    padding-bottom: 1.5rem;
}

.disclaimer {
    color: var(--text-muted);
    font-size: 0.82rem;
    margin-top: 1.5rem;
    max-width: 70ch;
}

.ad-slot {
    margin: 1.5rem 0;
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.account-list dt {
    font-weight: 700;
    color: var(--accent);
    margin-top: 1rem;
}

.account-list dd {
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.principles li, .resources li {
    margin-bottom: 0.75rem;
    color: var(--text-muted);
}

.principles strong {
    color: var(--text);
}

.article-list {
    display: grid;
    gap: 1rem;
}

.article-card {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.15s ease;
}

.article-card:hover {
    border-color: var(--accent);
}

.article-card h2 {
    font-size: 1.15rem;
    margin-bottom: 0.4rem;
    color: var(--text);
}

.article-summary {
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.article-body h2 {
    font-size: 1.2rem;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.article-body p {
    line-height: 1.7;
    margin-bottom: 1rem;
}