* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: #0f172a;
    color: #e2e8f0;
    min-height: 100vh;
}

.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

header h1 {
    font-size: 1.8rem;
    color: #f8fafc;
}

.subtitle {
    color: #94a3b8;
    margin-top: 0.25rem;
}

.card {
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.card-header h2 {
    margin: 0;
}

h2 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

.btn {
    padding: 0.5rem 1rem;
    border: 1px solid #475569;
    border-radius: 6px;
    background: #334155;
    color: #e2e8f0;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.15s;
}

.btn:hover {
    background: #475569;
}

.btn-primary {
    background: #3b82f6;
    border-color: #3b82f6;
}

.btn-primary:hover {
    background: #2563eb;
}

.btn-danger {
    background: #dc2626;
    border-color: #dc2626;
}

.btn-danger:hover {
    background: #b91c1c;
}

.btn-small {
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

.btn-group {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.input-group {
    display: flex;
    gap: 0.5rem;
}

input[type="password"] {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid #475569;
    border-radius: 6px;
    background: #0f172a;
    color: #e2e8f0;
    font-size: 0.9rem;
}

.token-display {
    margin-top: 1rem;
    padding: 1rem;
    background: #0f172a;
    border: 1px solid #334155;
    border-radius: 6px;
}

.token-display code {
    display: block;
    padding: 0.5rem;
    background: #1a1a2e;
    border-radius: 4px;
    font-size: 0.85rem;
    word-break: break-all;
    margin: 0.5rem 0;
    color: #4ade80;
}

.install-cmd {
    color: #facc15 !important;
}

.warning {
    color: #f59e0b;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.error {
    color: #f87171;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

.muted {
    color: #64748b;
    font-style: italic;
}

.computer-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    border-bottom: 1px solid #334155;
}

.computer-item:last-child {
    border-bottom: none;
}

.computer-id {
    font-weight: bold;
    color: #60a5fa;
}

.computer-type {
    font-size: 0.8rem;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    background: #334155;
    color: #94a3b8;
}

.computer-type.turtle {
    background: #064e3b;
    color: #6ee7b7;
}

.computer-type.pocket {
    background: #4c1d95;
    color: #c4b5fd;
}