:root{--bg:#0d1117;--panel:#161b22;--line:#2a313c;--text:#e6edf3;--mute:#8b949e;--acc:#22c3a6;--acc2:#1a9c85;--warn:#e3b341;--crit:#f85149}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
a{color:var(--acc);text-decoration:none}a:hover{text-decoration:underline}
.top{display:flex;align-items:center;gap:24px;padding:0 20px;height:56px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.brand{font-weight:700;font-size:16px;color:var(--text);display:flex;align-items:center;gap:8px}.brand.big{font-size:22px;justify-content:center;margin-bottom:16px}
.dot{width:12px;height:12px;border-radius:50%;background:var(--acc);box-shadow:0 0 10px var(--acc)}
.top nav{display:flex;gap:4px;flex:1;overflow-x:auto}.top nav a{color:var(--mute);padding:6px 10px;border-radius:6px;white-space:nowrap}
.top nav a.on,.top nav a:hover{color:var(--text);background:#21262d;text-decoration:none}.out{color:var(--mute)}
main{max-width:1200px;margin:0 auto;padding:24px 20px}h1{font-size:22px;margin:0 0 16px}h2{font-size:16px;margin:28px 0 10px}h3{margin:0 0 10px;font-size:14px}
.bar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}.bar h1{margin:0}.bar a.on{color:var(--text);font-weight:600}
.btn{background:var(--acc);color:#04130f;border:0;border-radius:6px;padding:8px 16px;font-weight:600;cursor:pointer;font-size:14px;display:inline-block}
.btn:hover{background:var(--acc2);text-decoration:none}.btn.sm{padding:4px 10px;font-size:12px}.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line)}.btn.danger{color:var(--crit)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:18px}
.form label{display:flex;flex-direction:column;gap:4px;color:var(--mute);font-size:12px;margin-bottom:12px}
input,select,textarea{background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:6px;padding:8px 10px;font:inherit;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--acc)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}.span2{grid-column:span 2}.chk{flex-direction:row!important;align-items:center}.chk input{width:auto}
.narrow{max-width:460px}.code{font-size:28px;letter-spacing:8px;text-align:center}.mono,code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px}
code{background:#21262d;padding:1px 5px;border-radius:4px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.tbl{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.tbl th{text-align:left;color:var(--mute);font-weight:500;font-size:12px;padding:10px 12px;border-bottom:1px solid var(--line)}
.tbl td{padding:9px 12px;border-bottom:1px solid #1f252e;vertical-align:middle}.tbl tr:last-child td{border-bottom:0}
.r{text-align:right}.muted{color:var(--mute)}.dim{opacity:.5}
.tag{display:inline-block;background:#21262d;color:var(--mute);border-radius:10px;padding:1px 8px;font-size:11px}.tag.warn{background:#3b2f0c;color:var(--warn)}
.sev-warn td:first-child{box-shadow:inset 3px 0 var(--warn)}.sev-critical td:first-child{box-shadow:inset 3px 0 var(--crit)}
.led{display:inline-block;width:9px;height:9px;border-radius:50%}.led.on{background:var(--acc);box-shadow:0 0 6px var(--acc)}.led.off{background:#484f58}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px}.stat b{display:block;font-size:26px}.stat span{color:var(--mute);font-size:12px}
.stat.warn b{color:var(--warn)}.stat.crit b{color:var(--crit)}
.flash{background:#0f2e28;border:1px solid var(--acc2);color:var(--acc);padding:10px 14px;border-radius:8px;margin-bottom:16px}.flash.err{background:#3a1416;border-color:var(--crit);color:var(--crit)}
.kv{display:grid;grid-template-columns:110px 1fr;gap:6px 12px;margin:0}.kv dt{color:var(--mute)}.kv dd{margin:0;word-break:break-all}
.inline{display:inline-flex;gap:6px;align-items:center}.xs{width:64px;padding:4px 6px}
body.login{display:flex;align-items:center;justify-content:center;min-height:100vh}.loginbox{width:340px}.loginbox .btn{width:100%}
@media(max-width:760px){.grid,.cols{grid-template-columns:1fr}.span2{grid-column:auto}.tbl{display:block;overflow-x:auto}.top{gap:12px;padding:0 12px}.out{display:none}}
.wide-left{grid-template-columns:3fr 2fr}.clip{font-size:12px;max-width:420px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kv.steps{grid-template-columns:80px 1fr}.tips{padding-left:18px;margin:0;font-size:13px}.tips li{margin-bottom:6px}
.result{margin-top:16px}.say{font-size:20px;margin:6px 0 14px}.steps-out{margin:0;padding-left:20px}.steps-out li{margin:4px 0}
@media(max-width:760px){.wide-left{grid-template-columns:1fr}}
.narrowish{max-width:760px}.adv{margin:4px 0 14px;border-top:1px solid var(--line);padding-top:10px}.adv summary{cursor:pointer;color:var(--mute);margin-bottom:10px}
.sm{font-size:11px}.cols.three{grid-template-columns:repeat(3,1fr)}.cols.three .kv{grid-template-columns:120px 1fr}
@media(max-width:1000px){.cols.three{grid-template-columns:1fr}}