:root{--cn78:#0867ed;--cn78-navy:#071d38;--cn78-bg:#f4f8ff;--cn78-line:#dce8f8;--cn78-ok:#0ca678;--cn78-danger:#dc3545;--cn78-warn:#f59f00}body.cn-system78{background:linear-gradient(180deg,#f7faff,#eef5ff);color:var(--cn78-navy)}.cn78-shell{max-width:1120px;margin:auto;padding:clamp(18px,4vw,48px)}.cn78-card{background:#fff;border:1px solid var(--cn78-line);border-radius:24px;box-shadow:0 18px 60px #071d3812;padding:clamp(22px,4vw,42px)}.cn78-brand{max-width:230px;height:auto}.cn78-state{text-align:center;max-width:680px;margin:8vh auto}.cn78-code{font-size:clamp(58px,12vw,112px);line-height:.9;font-weight:900;letter-spacing:-.06em;color:var(--cn78)}.cn78-state h1{font-size:clamp(26px,4vw,42px);margin:18px 0 8px}.cn78-state p{color:#60728a;font-size:17px;line-height:1.7}.cn78-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:24px}.cn78-btn{display:inline-flex;min-height:46px;align-items:center;justify-content:center;padding:0 20px;border-radius:12px;background:var(--cn78);color:#fff;text-decoration:none;font-weight:800;border:1px solid var(--cn78)}.cn78-btn.alt{background:#fff;color:var(--cn78)}.cn78-empty{padding:44px 24px;text-align:center;border:1px dashed #bdd0ea;border-radius:20px;background:#fbfdff}.cn78-skeleton{background:linear-gradient(90deg,#edf2f8 25%,#f8fbff 37%,#edf2f8 63%);background-size:400% 100%;animation:cn78pulse 1.3s ease infinite;border-radius:10px;min-height:18px}@keyframes cn78pulse{0%{background-position:100% 0}100%{background-position:0 0}}.cn78-status{display:inline-flex;gap:8px;align-items:center;border-radius:999px;padding:7px 12px;background:#e9f8f2;color:#08775a;font-weight:800}.cn78-device{display:grid;grid-template-columns:1.3fr .7fr .8fr auto;gap:12px;align-items:center;padding:14px 0;border-bottom:1px solid var(--cn78-line)}.cn78-device:last-child{border-bottom:0}@media(max-width:720px){.cn78-device{grid-template-columns:1fr}.cn78-card{border-radius:18px}.cn78-state{margin:3vh auto}}
/* v14.3.122 state consistency */
.cn78-state[aria-live]{outline:none}.cn78-loading{display:grid;gap:12px;padding:24px}.cn78-loading[aria-busy="true"]{cursor:progress}.cn78-empty h2,.cn78-empty h3{margin-top:0}.cn78-empty p{color:#60728a;max-width:62ch;margin-inline:auto}.cn78-retry{margin-top:16px}.cn78-btn:focus-visible{outline:3px solid currentColor;outline-offset:3px}@media(prefers-reduced-motion:reduce){.cn78-skeleton{animation:none}}