:root {
    --bg: #0f1117;
    --bg2: #1a1d27;
    --bg3: #242736;
    --border: #2a2d3a;
    --text: #e1e4eb;
    --text-muted: #888ca0;
    --primary: #4f7cff;
    --primary-hover: #3a63e0;
    --accent: #00d4aa;
    --warning: #ffb347;
    --danger: #ff5c5c;
    --success: #4ade80;
    --radius: 10px;
    --shadow: 0 2px 8px rgba(0,0,0,.3);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; }

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

/* Sidebar */
.sidebar { width: 240px; background: var(--bg2); border-right: 1px solid var(--border); display: flex; flex-direction: column; padding: 0; position: fixed; top: 0; left: 0; height: 100vh; z-index: 100; }
.sidebar-header { padding: 20px; border-bottom: 1px solid var(--border); }
.sidebar-header .logo { font-size: 18px; font-weight: 700; color: var(--primary); }
.sidebar-header .version { font-size: 11px; color: var(--text-muted); }
.sidebar-nav { flex: 1; padding: 10px 0; }
.sidebar-nav a { display: flex; align-items: center; gap: 10px; padding: 10px 20px; color: var(--text-muted); text-decoration: none; font-size: 14px; transition: all .2s; }
.sidebar-nav a:hover, .sidebar-nav a.active { color: var(--text); background: var(--bg3); }
.sidebar-nav a.active { border-left: 3px solid var(--primary); color: var(--primary); }
.sidebar-footer { padding: 15px 20px; border-top: 1px solid var(--border); font-size: 11px; color: var(--text-muted); }

/* Main */
.main { flex: 1; margin-left: 240px; }
.header { display: flex; justify-content: space-between; align-items: center; padding: 20px 30px; border-bottom: 1px solid var(--border); background: var(--bg2); }
.header h2 { font-size: 20px; font-weight: 600; }
.header-actions .datetime { font-size: 13px; color: var(--text-muted); }

.content { padding: 25px 30px; }

/* Cards */
.card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 20px; }
.card-header { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.card-header h3 { font-size: 15px; font-weight: 600; }
.card-body { padding: 20px; }
.card-actions { display: flex; gap: 10px; align-items: center; }

/* Stats Grid */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.stat-card.loading { opacity: .6; }
.stat-header { font-size: 13px; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 12px; }
.stat-body { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stat-item { display: flex; flex-direction: column; }
.stat-item .label { font-size: 11px; color: var(--text-muted); }
.stat-item .value { font-size: 18px; font-weight: 700; color: var(--text); }
.stat-item .value.big { font-size: 32px; color: var(--primary); }
.stat-item .value.small { font-size: 13px; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 6px; color: var(--text-muted); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
input, select, textarea { width: 100%; padding: 10px 14px; background: var(--bg3); border: 1px solid var(--border); border-radius: 6px; color: var(--text); font-size: 14px; outline: none; transition: border .2s; }
input:focus, select:focus { border-color: var(--primary); }
input[type="checkbox"] { width: auto; }
input[type="password"] { font-family: monospace; }
textarea { resize: vertical; min-height: 100px; font-family: inherit; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 9px 18px; border: none; border-radius: 6px; font-size: 13px; font-weight: 500; cursor: pointer; transition: all .2s; text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: var(--bg3); color: var(--text); }
.btn-secondary:hover { background: var(--border); }
.btn-accent { background: var(--accent); color: #000; }
.btn-accent:hover { opacity: .9; }
.btn-warning { background: var(--warning); color: #000; }
.btn-warning:hover { opacity: .9; }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { background: var(--bg3); }
.btn-sm { padding: 5px 12px; font-size: 12px; }

/* Table */
.table-responsive { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
.table th { font-weight: 600; color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
.table tr:hover td { background: var(--bg3); }

/* Badges */
.badge { display: inline-block; padding: 3px 10px; border-radius: 12px; font-size: 12px; font-weight: 600; }
.badge-alta, .badge-high { background: rgba(255,92,92,.15); color: var(--danger); }
.badge-media, .badge-medium { background: rgba(255,179,71,.15); color: var(--warning); }
.badge-baixa, .badge-low { background: rgba(74,222,128,.15); color: var(--success); }
.badge-score { background: rgba(79,124,255,.15); color: var(--primary); }

/* Utilities */
.hidden { display: none !important; }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
pre.report-text { background: var(--bg3); padding: 16px; border-radius: 6px; font-size: 13px; line-height: 1.7; white-space: pre-wrap; word-break: break-word; overflow-x: auto; }

/* Quick Actions */
.quick-actions { display: flex; flex-wrap: wrap; gap: 8px; }

/* Metrics Summary */
.metrics-summary { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 16px; padding: 16px; background: var(--bg3); border-radius: 6px; }
.metrics-summary .metric { text-align: center; min-width: 80px; }
.metrics-summary .metric .val { font-size: 20px; font-weight: 700; }
.metrics-summary .metric .lbl { font-size: 11px; color: var(--text-muted); }

/* Strategy cards */
.strategy-card { background: var(--bg3); border: 1px solid var(--border); border-radius: 6px; padding: 14px; margin-bottom: 10px; }
.strategy-card .strategy-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; }
.strategy-card .strategy-type { font-weight: 600; font-size: 14px; }
.strategy-card .strategy-action { color: var(--primary); margin: 4px 0; }
.strategy-card .strategy-justify { font-size: 12px; color: var(--text-muted); }

/* Responsive */
@media (max-width: 768px) {
    .sidebar { width: 60px; }
    .sidebar .logo, .sidebar .version, .sidebar-footer, .sidebar-nav a span:not(.icon) { display: none; }
    .main { margin-left: 60px; }
    .form-row { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .content { padding: 15px; }
}

/* Loading animation */
@keyframes pulse { 0%,100% { opacity: .6; } 50% { opacity: 1; } }
.loading { animation: pulse 1.5s ease-in-out infinite; }