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

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

h1 {
    font-size: 28px;
    font-weight: 600;
    margin: 0 0 8px 0;
    color: #f8fafc;
}

.subtitle {
    color: #94a3b8;
    font-size: 14px;
    margin-bottom: 24px;
}

.card {
    background: #1e293b;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
    border: 1px solid #334155;
}

.card-title {
    font-size: 14px;
    font-weight: 600;
    color: #cbd5e1;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

textarea {
    width: 100%;
    height: 220px;
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 13px;
    background: #0f172a;
    color: #e2e8f0;
    border: 1px solid #334155;
    border-radius: 8px;
    padding: 16px;
    box-sizing: border-box;
    resize: vertical;
    line-height: 1.6;
}

textarea:focus {
    outline: none;
    border-color: #6366f1;
}

button {
    background: #6366f1;
    color: white;
    border: none;
    padding: 12px 32px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
}

button:hover {
    background: #4f46e5;
}

button:disabled {
    background: #475569;
    cursor: not-allowed;
}

#log {
    margin-top: 0;
}

.log-entry {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    font-size: 13px;
    font-family: 'SF Mono', Monaco, monospace;
    border-bottom: 1px solid #334155;
}

.log-entry:last-child {
    border-bottom: none;
}

.badge {
    font-size: 10px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    white-space: nowrap;
    flex-shrink: 0;
}

.badge-download {
    background: #065f46;
    color: #6ee7b7;
}

.badge-fail {
    background: #7f1d1d;
    color: #fca5a5;
}

.badge-skip {
    background: #78350f;
    color: #fcd34d;
}

.badge-resolve {
    background: #1e3a5f;
    color: #93c5fd;
}

.badge-info {
    background: #475569;
    color: #cbd5e1;
}

.log-text {
    color: #e2e8f0;
    word-break: break-all;
}

.log-reason {
    color: #94a3b8;
    font-style: italic;
}

.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid #475569;
    border-top-color: #6366f1;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    vertical-align: middle;
    margin-right: 8px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.stats {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.stat-box {
    background: #0f172a;
    padding: 12px 20px;
    border-radius: 8px;
    border: 1px solid #334155;
}

.stat-label {
    font-size: 11px;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 20px;
    font-weight: 600;
    color: #f8fafc;
    margin-top: 4px;
}

.progress-container {
    margin-top: 16px;
}

.progress-bar-bg {
    background: #334155;
    border-radius: 8px;
    height: 8px;
    overflow: hidden;
}

.progress-bar-fill {
    background: #6366f1;
    height: 100%;
    width: 0%;
    transition: width 0.3s;
}

.progress-text {
    font-size: 12px;
    color: #94a3b8;
    margin-top: 6px;
}

#tree {
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 13px;
}

.tree-row {
    padding: 5px 0;
    border-bottom: 1px solid #334155;
}

.tree-row:last-child {
    border-bottom: none;
}

.tree-branch {
    color: #64748b;
}

.tree-key {
    color: #e2e8f0;
}

.tree-reason {
    color: #94a3b8;
    font-style: italic;
}

.tree-badge {
    font-size: 10px;
    font-weight: 600;
    padding: 1px 7px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.tree-badge-download {
    background: #065f46;
    color: #6ee7b7;
}

.tree-badge-fail {
    background: #7f1d1d;
    color: #fca5a5;
}

.tree-badge-resolved {
    background: #1e3a5f;
    color: #93c5fd;
}

.tree-badge-omitted {
    background: #475569;
    color: #94a3b8;
}

.tree-scope {
    color: #a78bfa;
    font-size: 11px;
    margin: 0 6px;
}