:root {
    --bg: #f4f6f8;
    --text: #1a1f2e;
    --accent: #0b5cab;
    --ok: #1b7f4a;
    --error: #b42318;
    --warning: #b54708;
    --info: #175cd3;
    --card: #ffffff;
    --border: #d8dee6;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

.container {
    max-width: 48rem;
    margin: 0 auto;
    padding: 0 1rem;
}

.site-header {
    background: var(--card);
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.brand {
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
}

.site-nav a {
    margin-left: 1rem;
    color: var(--text);
    text-decoration: none;
}

.site-nav a:hover {
    color: var(--accent);
}

.main-content {
    padding-bottom: 2rem;
}

.site-footer {
    padding: 1.5rem 0;
    color: #64748b;
    font-size: 0.875rem;
}

.hero h1 {
    margin-top: 0;
}

.lead {
    color: #4a5568;
}

.card,
.status-card {
    margin: 1rem 0;
    padding: 1rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.status-card.ok {
    border-color: #9fd4b4;
    background: #edf9f1;
}

.status-card.error {
    border-color: #f5b5b0;
    background: #fef3f2;
}

.status-value {
    font-size: 1.125rem;
    font-weight: 600;
}

.status-card.ok .status-value {
    color: var(--ok);
}

.status-card.error .status-value {
    color: var(--error);
}

.hint {
    font-size: 0.875rem;
    color: #64748b;
}

.button {
    display: inline-block;
    margin: 0.25rem 0.5rem 0.25rem 0;
    padding: 0.5rem 1rem;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
}

.button-secondary {
    background: #4a5568;
}

.actions {
    margin-top: 1rem;
}

.flash-messages {
    margin-bottom: 1rem;
}

.flash {
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    border-radius: 6px;
    border: 1px solid var(--border);
}

.flash-success {
    background: #edf9f1;
    border-color: #9fd4b4;
    color: var(--ok);
}

.flash-error {
    background: #fef3f2;
    border-color: #f5b5b0;
    color: var(--error);
}

.flash-warning {
    background: #fffaeb;
    border-color: #fedf89;
    color: var(--warning);
}

.flash-info {
    background: #eff8ff;
    border-color: #b2ddff;
    color: var(--info);
}

.error-page h1 {
    margin-top: 0;
}

.error-detail {
    background: #1e293b;
    color: #f8fafc;
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
    font-size: 0.875rem;
}

code {
    background: #eef2f7;
    padding: 0.1rem 0.35rem;
    border-radius: 3px;
}