:root {
    --bg: #0b0f14;
    --card: #121822;
    --border: #232c38;
    --text: #e6edf3;
    --muted: #8b96a5;
    --accent: #2dd4bf;
    --danger: #f87171;
    --warn: #fbbf24;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
}

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-card {
    width: 360px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
}

.auth-card h1 { margin: 0 0 4px; font-size: 1.4rem; }
.subtitle { color: var(--muted); margin: 0 0 24px; font-size: 0.9rem; }

label { display: block; margin: 12px 0 4px; font-size: 0.85rem; color: var(--muted); }

input[type="text"], input[type="password"] {
    width: 100%;
    padding: 10px 12px;
    background: #0d131b;
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.95rem;
}
input:focus { outline: none; border-color: var(--accent); }

.btn {
    display: inline-block;
    padding: 10px 16px;
    background: var(--accent);
    color: #06251f;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9rem;
}
.btn:hover { opacity: 0.9; }
.btn:disabled { opacity: 0.6; cursor: default; }

.btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-danger { background: var(--danger); color: #2a0a0a; }

form .btn { width: 100%; margin-top: 20px; }

.alert {
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 0.85rem;
    margin: 12px 0;
}
.alert-error { background: rgba(248,113,113,0.12); color: #fca5a5; border: 1px solid rgba(248,113,113,0.3); }
.alert-ok { background: rgba(45,212,191,0.12); color: var(--accent); border: 1px solid rgba(45,212,191,0.3); }
.muted { color: var(--muted); font-size: 0.8rem; }

.qr-image {
    display: block;
    width: 220px;
    height: 220px;
    margin: 12px 0;
    background: #fff;
    padding: 8px;
    border-radius: 8px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
}
.topbar h1 { font-size: 1.2rem; margin: 0; }
.topbar-right { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 0.9rem; }

.container { max-width: 960px; margin: 0 auto; padding: 24px; }

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 20px;
}
.card h2 { margin-top: 0; font-size: 1.05rem; }

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
}
.status-ok { background: rgba(45,212,191,0.15); color: var(--accent); }
.status-warn { background: rgba(251,191,36,0.15); color: var(--warn); }
.status-error { background: rgba(248,113,113,0.15); color: var(--danger); }

.table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.table th, .table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.table th { color: var(--muted); font-weight: 500; }

.tag {
    display: inline-block;
    background: #1c2734;
    color: var(--text);
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.78rem;
    margin-right: 4px;
}

code {
    background: #1c2734;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.85em;
}

#check-result { margin-top: 10px; font-size: 0.85rem; color: var(--muted); }