:root {
    --bg: #0f1115;
    --surface: #181b22;
    --surface-2: #23262f;
    --border: #2c303a;
    --text: #e6e8ed;
    --text-dim: #9aa0ac;
    --accent: #4f8cff;
    --accent-dim: #2a4d8a;
    --success: #38d488;
    --warning: #f0b440;
    --danger: #ef5a5a;
    --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    line-height: 1.5;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 28px;
    border-bottom: 1px solid var(--border);
    background: var(--surface);
}

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

.subtitle {
    color: var(--text-dim);
    font-size: 13px;
    margin-left: 12px;
}

.conn-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    padding: 6px 12px;
    border-radius: 16px;
    border: 1px solid var(--border);
}

.conn-status .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-dim);
}

.conn-status--connected .dot { background: var(--success); box-shadow: 0 0 8px var(--success); }
.conn-status--disconnected .dot { background: var(--danger); }

.server-bar {
    display: flex;
    gap: 28px;
    padding: 14px 28px;
    background: var(--surface-2);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.metric {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.metric-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-dim);
}

.metric-value {
    font-family: var(--mono);
    font-size: 15px;
    font-weight: 500;
}

main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding: 24px 28px;
}

@media (max-width: 960px) {
    main { grid-template-columns: 1fr; }
}

.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--surface-2);
}

.panel-header h2 {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-dim);
}

.panel-count {
    background: var(--border);
    color: var(--text);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
    font-family: var(--mono);
}

.panel-body {
    padding: 12px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.empty {
    color: var(--text-dim);
    text-align: center;
    padding: 24px;
    font-style: italic;
}

.card {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.card-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.pin {
    font-family: var(--mono);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 4px;
    color: var(--accent);
}

.bridge-id {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--text);
}

.muted {
    color: var(--text-dim);
    font-size: 12px;
}

.tag {
    font-family: var(--mono);
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    background: var(--border);
    color: var(--text-dim);
}

.tag--idle { background: var(--accent-dim); color: #cfe1ff; }
.tag--paired { background: rgba(56, 212, 136, 0.18); color: var(--success); }
.tag--orphan { background: rgba(240, 180, 64, 0.18); color: var(--warning); }
.tag--mode { font-weight: 600; }
.tag--mode-hs { background: rgba(79, 140, 255, 0.2); color: #8ab4ff; }
.tag--mode-ms { background: rgba(176, 100, 255, 0.2); color: #c89aff; }

button, .btn {
    background: var(--accent);
    color: white;
    border: none;
    padding: 6px 14px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: background 0.15s;
}

button:hover, .btn:hover { background: #6ea3ff; }
button:disabled { background: var(--border); color: var(--text-dim); cursor: not-allowed; }

button.danger { background: var(--danger); }
button.danger:hover { background: #f47878; }

button.ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}
button.ghost:hover { background: var(--surface-2); }

select {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 6px 10px;
    border-radius: 4px;
    font-size: 13px;
    font-family: inherit;
}

.pair-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 1000;
}

.toast {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    padding: 10px 14px;
    border-radius: 4px;
    font-size: 13px;
    min-width: 220px;
    max-width: 360px;
    animation: slide-in 0.2s ease-out;
}

.toast--error { border-left-color: var(--danger); }
.toast--success { border-left-color: var(--success); }

@keyframes slide-in {
    from { transform: translateX(20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ---- login gate ---- */
.login-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    z-index: 2000;
}

.login-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 40px 48px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    max-width: 420px;
    text-align: center;
}

.login-card h1 { margin: 0; font-size: 22px; font-weight: 600; }
.login-card .subtitle { margin: 0 0 12px; }

.login-btn { padding: 10px 20px; font-size: 14px; }
.login-error { color: var(--danger); font-size: 13px; min-height: 18px; max-width: 340px; }

/* ---- header user chip ---- */
.header-right { display: flex; align-items: center; gap: 16px; }
.user-chip { display: flex; align-items: center; gap: 10px; }
.user-email { font-size: 13px; color: var(--text-dim); }

.role-badge {
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.5px;
    padding: 2px 7px;
    border-radius: 10px;
    background: var(--border);
    color: var(--text-dim);
}
.role-badge--admin { background: rgba(176, 100, 255, 0.2); color: #c89aff; }
.role-badge--member { background: var(--accent-dim); color: #cfe1ff; }

/* ---- users panel ---- */
.panel--wide { grid-column: 1 / -1; }

.invite-row { display: flex; gap: 8px; align-items: center; }
.invite-row input { flex: 1; }

input[type="email"], input[type="text"] {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 6px 10px;
    border-radius: 4px;
    font-size: 13px;
    font-family: inherit;
}
input::placeholder { color: var(--text-dim); }