/**
 * Default Theme - Redirect & 404 Stylesheet
 * ============================================
 *
 * Clean, minimal styles for redirect interstitial and 404 pages.
 */

/* ── Color variables ───────────────────────────── */
:root {
    --fl-page-bg: #fafafa;
    --fl-card-bg: #fff;
    --fl-card-border: #e5e5e5;
    --fl-card-shadow: rgba(0, 0, 0, 0.06);
    --fl-text: #1a1a1a;
    --fl-text-muted: #999;
    --fl-text-subtle: #bbb;
    --fl-link: #666;
    --fl-link-hover: #1a1a1a;
    --fl-arrow: #ccc;
    --fl-spinner-track: #e5e5e5;
    --fl-spinner-head: #888;
    --fl-code: #ccc;
    --fl-message: #888;
    --fl-path: #bbb;
    --fl-btn-bg: #f0f0f0;
    --fl-btn-border: #ddd;
    --fl-btn-color: #555;
    --fl-btn-hover-bg: #e5e5e5;
    --fl-btn-hover-border: #ccc;
}

@media (prefers-color-scheme: dark) {
    :root {
        --fl-page-bg: #111;
        --fl-card-bg: #1c1c1c;
        --fl-card-border: #2d2d2d;
        --fl-card-shadow: rgba(0, 0, 0, 0.4);
        --fl-text: #e8e8e8;
        --fl-text-muted: #666;
        --fl-text-subtle: #555;
        --fl-link: #888;
        --fl-link-hover: #e8e8e8;
        --fl-arrow: #444;
        --fl-spinner-track: #333;
        --fl-spinner-head: #999;
        --fl-code: #333;
        --fl-message: #777;
        --fl-path: #555;
        --fl-btn-bg: #222;
        --fl-btn-border: #333;
        --fl-btn-color: #aaa;
        --fl-btn-hover-bg: #2d2d2d;
        --fl-btn-hover-border: #444;
    }
}

/* ── Reset ─────────────────────────────────────── */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ── Base ──────────────────────────────────────── */
body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: system-ui, -apple-system, sans-serif;
    background: var(--fl-page-bg);
    color: var(--fl-text);
}

/* ── Card ──────────────────────────────────────── */
.fl-card {
    max-width: 420px;
    width: 90%;
    background: var(--fl-card-bg);
    border: 1px solid var(--fl-card-border);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: 0 1px 3px var(--fl-card-shadow);
    animation: fl-fade-in 0.3s ease-out;
}

@keyframes fl-fade-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Redirect page ─────────────────────────────── */
.fl-author {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--fl-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.fl-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--fl-text);
    margin-bottom: 1rem;
}

.fl-dest {
    font-size: 0.75rem;
    color: var(--fl-text-muted);
    margin-bottom: 1.25rem;
}

.fl-dest .fl-arrow {
    color: var(--fl-arrow);
    margin: 0 0.25rem;
}

.fl-dest a {
    color: var(--fl-link);
    text-decoration: none;
    word-break: break-all;
}

.fl-dest a:hover {
    color: var(--fl-link-hover);
    text-decoration: underline;
}

.fl-loader {
    display: flex;
    justify-content: center;
    margin-top: 0.5rem;
}

.fl-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--fl-spinner-track);
    border-top-color: var(--fl-spinner-head);
    border-radius: 50%;
    animation: fl-spin 0.6s linear infinite;
}

@keyframes fl-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ── 404 page ──────────────────────────────────── */
.fl-code {
    font-size: 3rem;
    font-weight: 700;
    color: var(--fl-code);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.fl-message {
    font-size: 0.9rem;
    color: var(--fl-message);
    margin-bottom: 0.5rem;
}

.fl-path {
    font-size: 0.75rem;
    color: var(--fl-path);
    font-family: monospace;
    margin-bottom: 1.5rem;
    word-break: break-all;
}

.fl-btn {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: 6px;
    background: var(--fl-btn-bg);
    border: 1px solid var(--fl-btn-border);
    color: var(--fl-btn-color);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: background 0.15s, border-color 0.15s;
}

.fl-btn:hover {
    background: var(--fl-btn-hover-bg);
    border-color: var(--fl-btn-hover-border);
}