:root{--bg:#f5f7f8;--card:#fff;--text:#172026;--muted:#6b757c;--line:#dfe5e8;--brand:#131f26;--accent:#e4b931;--danger:#b42318;--ok:#1d7a46;--warn:#9a6700;--r:14px}*{box-sizing:border-box}html{font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:var(--bg)}body{margin:0}.topbar{height:64px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 18px;position:sticky;top:0;z-index:20}.brand{font-weight:750;letter-spacing:.2px}.top-actions{display:flex;gap:8px;align-items:center}.layout{display:grid;grid-template-columns:230px 1fr;min-height:calc(100vh - 64px)}.sidebar{background:#fff;border-right:1px solid var(--line);padding:14px}.sidebar a{display:block;padding:10px 12px;margin:2px 0;border-radius:10px;color:var(--text);text-decoration:none}.sidebar a:hover,.sidebar a.active{background:#f0f3f4}.content{padding:22px;max-width:1500px;width:100%}.grid{display:grid;gap:14px}.grid.cards{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:0 2px 8px rgba(0,0,0,.025)}.card h3,.card h2{margin-top:0}.muted{color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--text);padding:9px 12px;border-radius:10px;text-decoration:none;font-weight:650;cursor:pointer}.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand)}.btn.accent{background:var(--accent);border-color:var(--accent);color:#111}.btn.danger{background:#fff4f3;border-color:#f2b8b5;color:var(--danger)}.btn.small{padding:6px 9px;font-size:.88rem}.actions{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}label{display:block;font-weight:650;margin:10px 0 4px}input,select,textarea{width:100%;padding:10px 11px;border:1px solid #cfd8dc;border-radius:9px;background:#fff;color:var(--text);font:inherit}textarea{min-height:95px;resize:vertical}small{color:var(--muted);font-weight:400}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 14px}.form-grid .full{grid-column:1/-1}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px;background:#fff}table{border-collapse:collapse;width:100%;min-width:760px}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#f7f9fa;font-size:.88rem;color:#51606a}.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#edf1f2;font-size:.8rem}.badge.ok{background:#e8f6ee;color:#176a3d}.badge.warn{background:#fff5d6;color:#7d5700}.badge.danger{background:#fdecea;color:#a61b12}.alert{padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:#fff;margin:12px 0}.alert.success{background:#edf8f1;border-color:#b6ddc6;color:#176a3d}.alert.danger{background:#fff0ef;border-color:#f1c0bd;color:#9d1d16}.kpi{font-size:1.75rem;font-weight:800}.auth-card{max-width:460px;margin:8vh auto;background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}.install{padding:20px}.obs-card{border-left:5px solid #aeb8bd}.obs-card.stop{border-left-color:#c62828;background:#fff4f4}.obs-head{display:flex;justify-content:space-between;gap:12px}.photo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}.photo{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}.photo img{width:100%;height:120px;object-fit:cover;display:block}.photo .meta{padding:7px;font-size:.78rem}.status-line{display:flex;gap:8px;flex-wrap:wrap}.mobile-nav{display:none}.offline{background:#fff3cd;color:#664d03;padding:5px 9px;border-radius:99px;font-size:.8rem}@media(max-width:900px){.layout{grid-template-columns:1fr}.sidebar{display:none}.content{padding:14px 12px 84px}.form-grid{grid-template-columns:1fr}.mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);z-index:50;justify-content:space-around;padding:8px}.mobile-nav a{font-size:.8rem;color:var(--text);text-decoration:none;text-align:center}.topbar{padding:0 12px}.top-actions .user{display:none}}@media print{.sidebar,.topbar,.mobile-nav,.no-print{display:none!important}.layout{display:block}.content{padding:0}.card{box-shadow:none}}