:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --accent: #58a6ff;
    --border: #30363d;
    --green: #3fb950;
    --yellow: #d29922;
    --red: #f85149;
    --sidebar-width: 220px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
}

.app-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    padding: 1rem 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-header {
    padding: 0.5rem 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
}

.sidebar-header h2 {
    font-size: 1.25rem;
    color: var(--accent);
}

.nav-menu {
    list-style: none;
    padding: 0.5rem 0;
}

.nav-link {
    display: block;
    padding: 0.6rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.15s;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

/* Main content */
.main-content {
    margin-left: var(--sidebar-width);
    padding: 2rem;
    flex: 1;
    max-width: 1200px;
}

h1 { font-size: 1.75rem; margin-bottom: 1.5rem; }
h2 { font-size: 1.25rem; margin: 1.5rem 0 0.75rem; color: var(--text-secondary); }
h3 { font-size: 1rem; margin: 1rem 0 0.5rem; }
.subtitle { color: var(--text-secondary); margin-top: -1rem; margin-bottom: 1.5rem; }
.dim { color: var(--text-secondary); font-size: 0.875rem; }

/* Analyze form */
.analyze-form { margin: 2rem 0; }
.analyze-form label { display: block; margin-bottom: 0.5rem; color: var(--text-secondary); }
.input-group { display: flex; gap: 0.5rem; }
.input-path {
    flex: 1; padding: 0.6rem 0.75rem;
    background: var(--bg-tertiary); border: 1px solid var(--border);
    color: var(--text-primary); border-radius: 6px; font-size: 0.9rem;
}
.input-path:focus { outline: none; border-color: var(--accent); }
.btn-analyze {
    padding: 0.6rem 1.5rem; background: var(--accent); color: #fff;
    border: none; border-radius: 6px; cursor: pointer; font-weight: 600;
}
.btn-analyze:hover { opacity: 0.9; }
.btn-analyze:disabled { opacity: 0.5; cursor: not-allowed; }
.error { color: var(--red); margin-top: 0.5rem; font-size: 0.875rem; }

/* Current analysis */
.current-analysis {
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: 8px; padding: 1.25rem; margin-top: 2rem;
}
.btn-go {
    display: inline-block; margin-top: 0.75rem; color: var(--accent);
    text-decoration: none; font-weight: 500;
}
.btn-go:hover { text-decoration: underline; }

/* Stats grid */
.stats-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem; margin-bottom: 2rem;
}
.stat-card {
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: 8px; padding: 1.25rem; text-align: center;
}
.stat-value { font-size: 2rem; font-weight: 700; }
.stat-label { color: var(--text-secondary); font-size: 0.8rem; margin-top: 0.25rem; }

/* Tables */
.data-table {
    width: 100%; border-collapse: collapse; font-size: 0.875rem;
}
.data-table th {
    text-align: left; padding: 0.6rem 0.75rem;
    border-bottom: 2px solid var(--border); color: var(--text-secondary);
    font-weight: 600;
}
.data-table td {
    padding: 0.5rem 0.75rem; border-bottom: 1px solid var(--border);
}
.data-table tr:hover td { background: var(--bg-secondary); }

/* Metric colors */
.metric-good { color: var(--green); font-weight: 600; }
.metric-warn { color: var(--yellow); font-weight: 600; }
.metric-bad { color: var(--red); font-weight: 600; }

/* Chart containers */
.chart-container { background: var(--bg-secondary); border-radius: 8px; padding: 1rem; margin: 1rem 0; min-height: 300px; }
.graph-container { background: var(--bg-secondary); border-radius: 8px; padding: 1rem; margin: 1rem 0; min-height: 500px; }

/* Graph controls */
.graph-controls {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}
.graph-controls label { cursor: pointer; }

/* Architecture */
.architecture-layers { display: flex; flex-direction: column; gap: 0.5rem; }
.arch-layer {
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: 8px; padding: 1rem;
}
.arch-projects { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.5rem; }
.arch-badge {
    background: var(--bg-tertiary); border: 1px solid var(--border);
    border-radius: 4px; padding: 0.25rem 0.75rem; font-size: 0.8rem;
}

.success-box {
    background: rgba(63, 185, 80, 0.1); border: 1px solid var(--green);
    border-radius: 8px; padding: 1rem; color: var(--green);
}

.violations-list { display: flex; flex-direction: column; gap: 0.5rem; }
.violation-item {
    background: rgba(248, 81, 73, 0.1); border: 1px solid var(--red);
    border-radius: 6px; padding: 0.75rem; color: var(--red); font-size: 0.875rem;
}

/* Project sections */
.project-section {
    margin-bottom: 2rem; padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}
.project-summary { color: var(--text-secondary); font-size: 0.875rem; margin-bottom: 0.75rem; }