:root {
    --bg: #0b0c10;
    --card: #111217;
    --muted: #9aa3af;
    --text: #e5e7eb;
    --accent: #60a5fa;
    --ok: #34d399;
    --warn: #f59e0b;
    --danger: #ef4444;
    --border: #1f2937;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
    background: linear-gradient(180deg, #0a0b0f 0%, #0b0c10 100%);
    color: var(--text);
}

.topbar {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    background: rgba(17, 18, 23, 0.8);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.topbar h1 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.container {
    max-width: 1100px;
    margin: 24px auto;
    padding: 0 16px;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

h2 {
    margin: 0 0 10px 0;
    font-size: 18px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}

label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 12px;
    color: var(--muted);
}

input, select {
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: #0f1116;
    color: var(--text);
}

input::placeholder {
    color: #6b7280;
}

.btn {
    display: inline-block;
    padding: 8px 12px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: #111827;
    color: var(--text);
    text-decoration: none;
    cursor: pointer;
}

.btn:hover {
    border-color: var(--accent);
}

.btn.small {
    padding: 6px 10px;
    font-size: 12px;
}

.tablewrap {
    overflow: auto;
    border-radius: 10px;
    border: 1px solid var(--border);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

thead {
    background: #0f1217;
}

th, td {
    padding: 10px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

th {
    text-align: left;
    color: var(--muted);
    font-weight: 600;
}

.muted {
    color: var(--muted);
}

.tabs {
    margin-top: 16px;
}

.tablist {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.tab {
    background: #0f1217;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 12px;
    border-radius: 10px;
    cursor: pointer;
}

.tab.active {
    border-color: var(--accent);
}

.tabpanel {
    display: none;
}

.tabpanel.active {
    display: block;
}

.toast {
    margin-top: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--border);
}

.toast.success {
    border-color: var(--ok);
}

.log-box {
    white-space: pre-wrap;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    background: #111;
    color: #eee;
    padding: 0.75rem;
    border-radius: 6px;
    max-height: 400px;
    overflow-y: auto;
}

.btn.disabled,
.btn[aria-disabled="true"] {
    pointer-events: none;
    opacity: 0.55;
    cursor: not-allowed;
}