/**
 * Simple CMS — auth pages (login, 2FA). Uses public theme CSS variables from themes.css.
 */
:root {
    --pub-bg: #f8fafc;
    --pub-surface: #ffffff;
    --pub-text: #0f172a;
    --pub-muted: #64748b;
    --pub-border: #e2e8f0;
    --pub-accent: #2563eb;
    --pub-radius: 12px;
    --pub-font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

html[data-theme="dark"] {
    --pub-bg: #0b1220;
    --pub-surface: #1e293b;
    --pub-text: #f1f5f9;
    --pub-muted: #94a3b8;
    --pub-border: #334155;
    color-scheme: dark;
}

body.auth-page {
    font-family: var(--pub-font);
    color: var(--pub-text);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(ellipse at top, color-mix(in srgb, var(--pub-accent) 12%, transparent), transparent 55%),
        var(--pub-bg);
    padding: 1.5rem;
}

.auth-card {
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--pub-border);
    border-radius: var(--pub-radius);
    box-shadow: 0 16px 40px color-mix(in srgb, var(--pub-text) 8%, transparent);
    background: var(--pub-surface);
}

.auth-card .card-body {
    padding: 2rem;
}

.auth-brand {
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--pub-text);
}

.auth-sub {
    color: var(--pub-muted);
    font-size: 0.9rem;
}

.auth-back {
    font-size: 0.85rem;
    color: var(--pub-muted);
    text-decoration: none;
}

.auth-back:hover {
    color: var(--auth-accent, var(--pub-accent, #2563eb));
}

body.auth-page .btn-primary {
    background-color: var(--auth-accent, var(--pub-accent, #2563eb));
    border-color: var(--auth-accent, var(--pub-accent, #2563eb));
}

body.auth-page .btn-primary:hover,
body.auth-page .btn-primary:focus {
    background-color: color-mix(in srgb, var(--auth-accent, var(--pub-accent, #2563eb)) 85%, #000);
    border-color: color-mix(in srgb, var(--auth-accent, var(--pub-accent, #2563eb)) 85%, #000);
}

.auth-logo {
    display: block;
    margin: 0 auto;
    border-radius: calc(var(--pub-radius) - 2px);
    object-fit: contain;
    border: 1px solid var(--pub-border);
    background: var(--pub-surface);
}

.auth-code-input {
    letter-spacing: 0.5em;
    font-size: 1.25rem;
}

html[data-theme="dark"] body.auth-page .form-control {
    background-color: color-mix(in srgb, var(--pub-surface) 92%, #000);
    border-color: var(--pub-border);
    color: var(--pub-text);
}

html[data-theme="dark"] body.auth-page .form-control:focus {
    background-color: var(--pub-surface);
    color: var(--pub-text);
}