* { box-sizing: border-box; }
:root { font-family: Inter, "Microsoft YaHei", system-ui, sans-serif; color: #1c2c35; background: #f2f5f5; }
body { margin: 0; }
header { min-height: 68px; display: flex; align-items: center; gap: 14px; padding: 0 max(24px, calc((100vw - 760px) / 2)); background: #123333; color: #f3f9f6; font-weight: 700; white-space: nowrap; }
header small { border: 1px solid #678883; padding: 4px 9px; border-radius: 5px; color: #dcece6; }
main { max-width: 808px; margin: 64px auto; padding: 0 24px; }
.card, dialog { background: #fff; border: 1px solid #d6e1df; border-radius: 14px; padding: clamp(20px, 5vw, 38px); box-shadow: 0 8px 26px #1534340b; }
.login { max-width: 440px; margin: auto; }
.top { display: flex; justify-content: space-between; align-items: flex-start; gap: 15px; }
h1, h2 { margin: 0; }
h1 { font-size: 2rem; }
h2 { font-size: 1.25rem; }
p, dt { color: #53676b; }
.top p { margin: 7px 0 0; }
.state { border-radius: 99px; padding: 7px 14px; background: #eef2f2; font-weight: 700; white-space: nowrap; }
.state[data-state=running] { color: #086043; background: #daf3e8; }
.state[data-state=pending], .state[data-state=stopping] { color: #744b0c; background: #fff0cf; }
dl { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 20px; padding: 22px 0; margin: 24px 0; border-block: 1px solid #e1e9e7; }
dt { font-size: .875rem; }
dd { margin: 6px 0 0; font-weight: 600; overflow-wrap: anywhere; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
button, .gateway { border: 1px solid #c7d4d1; border-radius: 8px; padding: 10px 18px; background: #fff; color: #213a37; font: inherit; font-weight: 650; cursor: pointer; text-decoration: none; }
button:hover:not(:disabled), .gateway:hover { filter: brightness(.94); }
.primary { background: #166655; border-color: #166655; color: #fff; }
.stop { color: #9e3128; border-color: #e3beb9; }
button:disabled { opacity: .45; cursor: default; }
.feedback { min-height: 1.4em; margin-bottom: 0; }
.logout { margin-top: 16px; text-align: right; }
dialog { max-width: min(480px, calc(100% - 32px)); }
dialog::backdrop { background: #132f34aa; }
.login label, .login input { display: block; }
.login label { margin-top: 22px; margin-bottom: 6px; }
.login input { width: 100%; padding: 10px; border: 1px solid #b8cbc6; border-radius: 7px; font: inherit; }
.login button { margin-top: 16px; }
.error { color: #9e3128; }
:focus-visible { outline: 3px solid #379e86; outline-offset: 3px; }