:root {
    --bg: #f5f6fa;
    --card: #ffffff;
    --text: #1f2430;
    --muted: #6b7280;
    --primary: #2563eb;
    --success: #16a34a;
    --error: #dc2626;
    --missing: #9ca3af;
    --unclear: #d97706;
    --border: #e5e7eb;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
}
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px;
    background: var(--card);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}
.nav-brand { font-weight: 700; }
.nav-links a {
    margin-left: 16px;
    text-decoration: none;
    color: var(--text);
    font-size: 14px;
}
.nav-links a:hover { color: var(--primary); }
.container { max-width: 900px; margin: 32px auto; padding: 0 16px; }
h2 { margin-top: 0; }
.table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: 8px; overflow: hidden; }
.table th, .table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); font-size: 14px; }
.table th { background: #fafafa; color: var(--muted); font-weight: 600; }
.status-success td:nth-child(2) { color: var(--success); font-weight: 600; }
.status-error td:nth-child(2) { color: var(--error); font-weight: 600; }
.status-missing td:nth-child(2) { color: var(--missing); font-weight: 600; }
.status-unclear td:nth-child(2) { color: var(--unclear); font-weight: 600; }
.btn, button {
    display: inline-block;
    background: var(--primary);
    color: white;
    border: none;
    padding: 9px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    text-decoration: none;
}
.btn-small { padding: 5px 10px; font-size: 12px; }
.btn-danger { background: var(--error); }
form { display: flex; flex-direction: column; gap: 8px; max-width: 420px; margin-top: 12px; }
label { font-size: 13px; color: var(--muted); margin-top: 6px; }
input[type=text], input[type=password], input[type=time] {
    padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px;
}
.login-box { max-width: 340px; margin: 80px auto; background: var(--card); padding: 28px; border-radius: 10px; box-shadow: 0 2px 10px rgba(0,0,0,.06); }
.banner { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; font-size: 14px; }
.banner.warn { background: #fef3c7; color: #92400e; }
.error { color: var(--error); font-size: 14px; }
.ok { color: var(--success); }
.warn { color: var(--unclear); }
.settings-block { background: var(--card); padding: 18px; border-radius: 8px; margin-bottom: 20px; border: 1px solid var(--border); }
.hint { font-size: 12px; color: var(--muted); }