:root{--bg:#0f172a;--panel:#111827;--border:#334155;--txt:#e5e7eb;--muted:#94a3b8;--blue:#2563eb;--red:#991b1b}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--txt);font-family:Segoe UI,Arial,sans-serif}.login{min-height:100vh;display:grid;place-items:center}.login-card,.card,.item,.kpi{background:var(--panel);border:1px solid var(--border);border-radius:18px;padding:18px;margin:12px 0}input,select,textarea,button,a{width:100%;padding:11px;margin:5px 0;border-radius:12px;border:1px solid var(--border);background:#020617;color:var(--txt);font:inherit;text-decoration:none;display:block}button{background:var(--blue);border:0;font-weight:bold;cursor:pointer}.danger{background:var(--red)}.shell{display:flex;min-height:100vh}aside{width:290px;background:#020617;border-right:1px solid #1e293b;padding:18px;position:sticky;top:0;height:100vh;overflow:auto}aside a{background:#111827}aside p{color:var(--muted);font-size:14px}main{flex:1;padding:25px}.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}.kpi b{font-size:28px}.kpi span,.kpi small{display:block;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:8px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px}.item img{width:100%;height:190px;object-fit:cover;border-radius:14px;margin-bottom:8px}.flash{position:fixed;right:18px;top:18px;z-index:10;background:#1d4ed8;padding:10px 18px;border-radius:14px}.mini{border-bottom:1px solid #334155;padding:8px 0}pre{white-space:pre-wrap;background:#020617;padding:15px;border-radius:12px}@media(max-width:900px){.shell{display:block}aside{position:relative;width:100%;height:auto}}