/* The content renderer carries all 27 original W39 styles unchanged. */
html,body{margin:0;height:100%;background:#f0f4f6;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:#183442}
.system-access-header{height:54px;box-sizing:border-box;padding:0 22px;background:#fff;border-bottom:1px solid #dce7ed;display:flex;align-items:center;justify-content:space-between;gap:16px}
.system-access-header strong{font-size:15px}.system-access-header nav{display:flex;align-items:center;gap:9px}.system-access-header a,.system-access-header button{font:inherit;font-size:13px;text-decoration:none;color:#33717e;background:#fff;border:1px solid #dce7ed;border-radius:7px;padding:7px 11px;cursor:pointer}
[hidden]{display:none!important}
/* Errors never insert a row or resize the already rendered dashboard. */
#system-status{position:fixed;z-index:10;top:64px;left:24px;max-width:calc(100% - 80px);padding:12px 18px;background:#fff2ed;border:1px solid #ead2c9;border-radius:8px;font-size:14px;box-shadow:0 3px 15px #18344212}
#system-status[data-preview]{top:auto;bottom:10px;padding:5px 10px;background:#edf5f7;border-color:#dce7ed;font-size:11px;pointer-events:none}
.w39-dashboard-frame{width:100%;height:calc(100dvh - 54px);display:block;border:0;background:#fff}
#system-loading{position:fixed;inset:54px 0 0;z-index:9;pointer-events:none;background:#f0f4f632;display:flex;align-items:flex-start;justify-content:center;padding-top:min(28vh,240px)}
.system-loading-card{display:flex;align-items:center;gap:13px;padding:17px 25px;border:1px solid #d8e5eb;border-radius:14px;background:#fffffff2;color:#183442;box-shadow:0 8px 32px #18344220;font-size:14px}
.system-loading-ring{width:24px;height:24px;border:3px solid #dce9ed;border-top-color:#238d8c;border-radius:50%;animation:system-spin .7s linear infinite;will-change:transform}
@keyframes system-spin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.system-loading-ring{animation-duration:1.8s}}
/* Keep real viewport dimensions for ECharts while staging the next frame. */
.w39-dashboard-frame.w39-preparing{position:absolute;top:54px;left:0;visibility:hidden;pointer-events:none}
@media(max-width:760px){.system-access-header{padding:0 10px}.system-access-header strong{font-size:12px}.system-access-header a,.system-access-header button{padding:6px;font-size:11px}}