:root{--bg:#f4f7fb;--panel:#fff;--text:#1f2937;--muted:#6b7280;--primary:#0d6efd;--primary-dark:#084298;--border:#dbe3ee;--danger:#dc3545;--success:#198754;--warning:#f59e0b;--sidebar:#101827;--sidebar2:#172033;--shadow:0 10px 30px rgba(31,41,55,.08)}*{box-sizing:border-box}html,body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:var(--bg)}a{color:inherit;text-decoration:none}img{max-width:100%}.login-body{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#eef5ff,#f8fafc)}.login-card{width:min(430px,100%);background:#fff;padding:34px;border-radius:18px;box-shadow:var(--shadow);border:1px solid var(--border)}.login-logo{width:260px;display:block;margin:0 auto 20px}.login-card h1{text-align:center;font-size:25px;margin:0 0 24px}.app{min-height:100vh;display:grid;grid-template-columns:250px 1fr;grid-template-rows:72px 1fr 50px;grid-template-areas:"sidebar header" "sidebar main" "sidebar 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label{min-width:0}}@media(max-width:460px){.monitor-summary{grid-template-columns:1fr}.machine-head{flex-direction:column}.block-title{flex-direction:column}.block-title small{text-align:left}.disk-info>div:first-child{align-items:flex-start;flex-direction:column;gap:2px}}