:root{
  --bg:#f3f6fb;--card:#fff;--text:#152033;--muted:#6b778c;--line:#e5eaf2;
  --blue:#2563eb;--blue-dark:#1d4ed8;--red:#dc2626;--green:#16a34a;--yellow:#f59e0b;
  --dark:#0f172a;--nav:#111c33;--shadow:0 12px 34px rgba(15,23,42,.075)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:radial-gradient(circle at 90% -10%,#dbeafe 0,transparent 26%),var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.5}
a{color:var(--blue)}
.topbar{background:linear-gradient(120deg,var(--dark),#172554);color:#fff;padding:13px 24px;display:flex;justify-content:space-between;align-items:center;gap:18px;position:sticky;top:0;z-index:20;box-shadow:0 8px 24px rgba(15,23,42,.18)}
.brand{font-size:17px;font-weight:850;letter-spacing:.2px;white-space:nowrap}.brand::first-letter{filter:drop-shadow(0 0 8px #60a5fa)}
.nav{display:flex;gap:5px;flex-wrap:wrap;justify-content:flex-end}.nav a{color:#cbd5e1;text-decoration:none;padding:8px 11px;border-radius:10px;font-size:14px;font-weight:650;transition:.18s ease}.nav a.active,.nav a:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px)}
.wrap{max-width:1420px;margin:24px auto;padding:0 18px}
.card{background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:18px;padding:20px;margin-bottom:17px;box-shadow:var(--shadow)}
h1,h2,h3{margin:0 0 12px;line-height:1.25}h1{font-size:28px}h2{font-size:23px}h3{font-size:18px}
p{margin:8px 0}.muted{color:var(--muted);line-height:1.72}.mini{font-size:12px;color:var(--muted);line-height:1.6}
.notice{background:linear-gradient(135deg,#eff6ff,#f8fbff);border-color:#bfdbfe}.warn{background:#fff8ed;border-color:#fed7aa}
.flash{border-radius:13px;padding:13px 15px;margin-bottom:15px;box-shadow:0 5px 15px rgba(15,23,42,.04)}.flash.ok{background:#ecfdf5;border:1px solid #bbf7d0;color:#166534}.flash.err{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 16px}.split{display:grid;grid-template-columns:1.5fr .9fr;gap:17px}
label{display:block;font-weight:750;margin-bottom:7px;color:#334155}input,select,textarea{width:100%;padding:11px 12px;border:1px solid #dbe2ec;border-radius:11px;background:#fff;color:var(--text);font-size:14px;outline:none;transition:.18s ease}input:focus,select:focus,textarea:focus{border-color:#93b4f5;box-shadow:0 0 0 4px rgba(37,99,235,.09)}textarea{min-height:84px}
button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:11px;background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;padding:10px 14px;font-weight:800;text-decoration:none;cursor:pointer;white-space:nowrap;box-shadow:0 5px 12px rgba(37,99,235,.16);transition:.18s ease}button:hover,.btn:hover{filter:brightness(.98);transform:translateY(-1px);box-shadow:0 8px 18px rgba(37,99,235,.2)}button:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}.btn.ghost,button.ghost{background:#f8fafc;color:#334155;border-color:#dce3ed;box-shadow:none}.btn.red,button.red{background:var(--red)}.btn.green,button.green{background:var(--green)}.btn.yellow,button.yellow{background:var(--yellow);color:#2d2207}.btn.sm,button.sm{padding:7px 10px;border-radius:9px;font-size:13px}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px}table{border-collapse:separate;border-spacing:0;width:100%;min-width:920px;background:#fff}th,td{border-bottom:1px solid var(--line);padding:13px 12px;text-align:left;vertical-align:middle}th{background:#f8fafc;color:#475569;font-size:13px;letter-spacing:.15px;position:sticky;top:0}tbody tr{transition:.15s ease}tbody tr:hover{background:#f8fbff}tbody tr:last-child td{border-bottom:none}
.code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#f3f5f8;border:1px solid #e2e7ee;padding:3px 7px;border-radius:8px;word-break:break-all}.command{display:block;padding:12px 14px;background:#0f172a;color:#dbeafe;border-color:#263654}
.badge{display:inline-flex;align-items:center;padding:5px 9px;border-radius:999px;background:#e5e7eb;color:#334155;font-weight:800;font-size:12px}.badge.running,.badge.success{background:#dcfce7;color:#166534}.badge.stopped{background:#eef2f7;color:#64748b}.badge.failed{background:#fee2e2;color:#991b1b}.badge.stopping,.badge.starting,.badge.pending{background:#fef3c7;color:#92400e}.badge.info{background:#dbeafe;color:#1d4ed8}
.actions{display:flex;gap:7px;flex-wrap:wrap}.login{max-width:440px;margin:80px auto}.login.card{padding:26px}footer{text-align:center;color:#8792a5;padding:22px 12px 30px;font-size:13px}.remark-form,.timer-form{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.remark-form input,.timer-form select,.timer-form input{margin:0}.remark-form button,.timer-form button{white-space:nowrap}.soft{border:0;border-top:1px solid var(--line);margin:18px 0}
.hero{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:25px;background:linear-gradient(135deg,#fff,#f5f9ff)}.hero p{max-width:850px}.hero-actions{display:flex;gap:9px;flex-wrap:wrap}.eyebrow{display:block;color:var(--blue);font-size:11px;font-weight:900;letter-spacing:1.5px;margin-bottom:8px}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:17px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px 18px;box-shadow:0 8px 24px rgba(15,23,42,.05);position:relative;overflow:hidden}.stat-card::after{content:"";position:absolute;right:-18px;bottom:-28px;width:85px;height:85px;border-radius:50%;background:#e8efff}.stat-card.success::after{background:#dcfce7}.stat-card.warning::after{background:#fef3c7}.stat-card span,.stat-card small{display:block;color:var(--muted);position:relative;z-index:1}.stat-card strong{display:block;font-size:29px;line-height:1.2;margin:4px 0;position:relative;z-index:1}.stat-card small{font-size:12px}
.workflow-card{padding:18px 20px}.workflow{display:flex;align-items:stretch;gap:10px;overflow-x:auto;padding-bottom:2px}.workflow>div{min-width:170px;flex:1;border:1px solid var(--line);background:#f8fafc;border-radius:13px;padding:12px}.workflow b{display:block;color:var(--blue);font-size:12px;margin-bottom:5px}.workflow span{font-weight:750;font-size:13px}.workflow i{display:flex;align-items:center;color:#94a3b8;font-style:normal;font-size:20px}
.monitor-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:17px}.monitor-card{background:#fff;border:1px solid var(--line);border-top:4px solid #94a3b8;border-radius:18px;padding:18px;box-shadow:var(--shadow)}.monitor-card.reachable{border-top-color:#22c55e}.monitor-card.confirming,.monitor-card.changing{border-top-color:#f59e0b}.monitor-card.verifying{border-top-color:#3b82f6}.monitor-card.error,.monitor-card.blocked{border-top-color:#ef4444}.monitor-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.monitor-title{font-size:16px;font-weight:850;display:flex;align-items:center;gap:8px;margin-bottom:5px}.status-dot{width:10px;height:10px;border-radius:50%;background:#94a3b8;box-shadow:0 0 0 4px #eef2f7}.reachable .status-dot{background:#22c55e;box-shadow:0 0 0 4px #dcfce7}.confirming .status-dot,.changing .status-dot{background:#f59e0b;box-shadow:0 0 0 4px #fef3c7}.verifying .status-dot{background:#3b82f6;box-shadow:0 0 0 4px #dbeafe}.error .status-dot,.blocked .status-dot{background:#ef4444;box-shadow:0 0 0 4px #fee2e2}
.monitor-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-bottom:12px}.monitor-metrics>div{background:#f8fafc;border:1px solid #edf0f5;border-radius:11px;padding:10px}.monitor-metrics span{display:block;color:var(--muted);font-size:11px;margin-bottom:4px}.monitor-metrics b{display:block;font-size:13px;word-break:break-all}.result-box{background:#f8fbff;border:1px solid #e4ecfa;border-radius:12px;padding:12px;margin-bottom:13px}.result-box b,.result-box span{display:block}.result-box b{font-size:13px;margin-bottom:5px}.result-box span{font-size:11px;color:var(--muted);line-height:1.7}.monitor-settings{display:grid;grid-template-columns:1fr 1fr auto;gap:9px;align-items:end;padding:12px 0;border-top:1px solid var(--line)}.monitor-settings label{margin:0}.monitor-settings label span{display:block;font-size:12px;margin-bottom:5px}.monitor-settings input,.monitor-settings select{padding:9px 10px}.monitor-settings button{height:40px}.monitor-actions{display:flex;gap:8px;flex-wrap:wrap}.monitor-actions form{margin:0}.empty-state{text-align:center;padding:45px 20px}.empty-icon{font-size:42px;color:#94a3b8;margin-bottom:8px}.cron-card{display:grid;grid-template-columns:1fr minmax(320px,520px);gap:20px;align-items:center}
@media(max-width:1050px){.stats-grid{grid-template-columns:repeat(2,1fr)}.monitor-grid{grid-template-columns:1fr}.monitor-metrics{grid-template-columns:repeat(2,1fr)}.cron-card{grid-template-columns:1fr}.topbar{align-items:flex-start}.nav{justify-content:flex-start}}
@media(max-width:760px){.topbar{display:block;padding:13px 15px}.nav{margin-top:10px;flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}.nav a{flex:0 0 auto}.wrap{padding:0 11px;margin-top:14px}.grid,.split,.stats-grid{grid-template-columns:1fr}.card{padding:15px;border-radius:15px}.hero{display:block}.hero-actions{margin-top:14px}.hero-actions .btn{width:auto}.monitor-settings{grid-template-columns:1fr}.monitor-settings button{width:100%}.monitor-metrics{grid-template-columns:1fr 1fr}.workflow i{display:none}.workflow{display:grid;grid-template-columns:1fr}.workflow>div{min-width:0}.row>*{width:100%}.actions form,.actions .btn{width:100%}.actions button{width:100%}table{min-width:860px}.remark-form,.timer-form{min-width:220px}h1{font-size:23px}h2{font-size:20px}}

/* =========================================================
   实例首页卡片化 UI
   仅调整页面展示，不更改任何表单字段和后端操作逻辑
   ========================================================= */
.instance-hero{
  display:grid;
  grid-template-columns:minmax(280px,.8fr) minmax(520px,1.2fr);
  gap:28px;
  align-items:end;
  padding:28px;
  overflow:hidden;
  position:relative;
  background:
    radial-gradient(circle at 100% 0,rgba(59,130,246,.12),transparent 35%),
    linear-gradient(135deg,#ffffff 0%,#f8fbff 100%);
}
.instance-hero::before{
  content:"";
  position:absolute;
  width:220px;
  height:220px;
  border-radius:50%;
  left:-130px;
  bottom:-150px;
  background:rgba(37,99,235,.05);
}
.instance-hero-copy,.instance-filter{position:relative;z-index:1}
.instance-hero h1{font-size:30px;margin-bottom:9px}
.instance-hero-copy p{max-width:620px;margin-bottom:0}
.instance-filter{
  display:grid;
  grid-template-columns:minmax(210px,1fr) minmax(260px,1.25fr);
  gap:12px;
  align-items:end;
  padding:16px;
  border:1px solid #e2e8f0;
  border-radius:16px;
  background:rgba(255,255,255,.85);
  box-shadow:0 10px 30px rgba(15,23,42,.055);
}
.instance-filter label{font-size:12px;margin-bottom:6px;color:#64748b}
.instance-filter select{height:43px;padding:9px 12px}
.filter-actions{grid-column:1/-1;display:flex;gap:8px;flex-wrap:wrap}
.filter-actions button,.filter-actions .btn{min-height:40px;padding:9px 13px}

.overview-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:14px;
  margin-bottom:20px;
}
.overview-card{
  display:flex;
  align-items:center;
  gap:14px;
  min-height:94px;
  padding:18px;
  border:1px solid var(--line);
  border-radius:17px;
  background:#fff;
  box-shadow:0 8px 24px rgba(15,23,42,.05);
}
.overview-icon{
  display:flex;
  align-items:center;
  justify-content:center;
  flex:0 0 45px;
  width:45px;
  height:45px;
  border-radius:14px;
  background:#eaf1ff;
  color:#2563eb;
  font-size:14px;
  font-weight:900;
}
.overview-card.success .overview-icon{background:#dcfce7;color:#15803d}
.overview-card.info .overview-icon{background:#e0f2fe;color:#0369a1}
.overview-card.warning .overview-icon{background:#fef3c7;color:#a16207}
.overview-card span{display:block;color:#64748b;font-size:12px;font-weight:700}
.overview-card strong{display:block;margin-top:1px;font-size:27px;line-height:1.15;color:#0f172a}

.instance-list-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  padding:3px 2px 14px;
}
.instance-list-head h2{margin-bottom:3px;font-size:21px}
.instance-list-head p{margin:0}

.instance-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}
.instance-card{
  min-width:0;
  overflow:hidden;
  border:1px solid #e1e7f0;
  border-top:4px solid #94a3b8;
  border-radius:20px;
  background:#fff;
  box-shadow:0 12px 32px rgba(15,23,42,.07);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.instance-card:hover{
  transform:translateY(-2px);
  border-color:#cbd7e8;
  box-shadow:0 18px 42px rgba(15,23,42,.10);
}
.instance-card.state-running{border-top-color:#22c55e}
.instance-card.state-stopped{border-top-color:#94a3b8}
.instance-card.state-pending,
.instance-card.state-starting,
.instance-card.state-stopping{border-top-color:#f59e0b}

.instance-card-header{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  padding:20px 20px 17px;
  background:linear-gradient(180deg,#fff,#fbfdff);
  border-bottom:1px solid #edf1f6;
}
.instance-identity{display:flex;gap:13px;min-width:0;width:100%}
.server-icon{
  display:flex;
  align-items:center;
  justify-content:center;
  flex:0 0 45px;
  width:45px;
  height:45px;
  border-radius:14px;
  background:linear-gradient(135deg,#eaf1ff,#dbeafe);
  color:#2563eb;
  font-size:21px;
  box-shadow:inset 0 0 0 1px rgba(37,99,235,.08);
}
.instance-title-wrap{min-width:0;flex:1}
.instance-title-line{display:flex;align-items:center;gap:9px;min-width:0}
.instance-title-line h3{
  min-width:0;
  max-width:100%;
  margin:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  font-size:18px;
  color:#0f172a;
}
.instance-ip-row{display:flex;align-items:center;gap:7px;margin-top:7px;min-width:0}
.ip-label{flex:0 0 auto;font-size:11px;font-weight:800;color:#94a3b8;text-transform:uppercase}
.instance-ip{
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  font-size:13px;
  background:#f4f7fb;
}

.instance-meta-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1px;
  background:#e9eef5;
  border-bottom:1px solid #e9eef5;
}
.meta-item{min-width:0;padding:13px 16px;background:#f8fafc}
.meta-item span{display:block;margin-bottom:4px;color:#94a3b8;font-size:10px;font-weight:800;letter-spacing:.5px;text-transform:uppercase}
.meta-item strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#334155;font-size:12px}

.instance-section{padding:17px 20px;border-bottom:1px solid #edf1f6}
.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:11px}
.section-heading.compact{margin-bottom:13px}
.section-heading h4{margin:1px 0 0;font-size:14px;color:#1e293b}
.section-kicker{display:block;color:#94a3b8;font-size:9px;font-weight:900;letter-spacing:1.1px}
.feature-state{
  display:inline-flex;
  align-items:center;
  min-height:25px;
  padding:4px 8px;
  border-radius:999px;
  font-size:10px;
  font-weight:850;
  white-space:nowrap;
}
.feature-state.on{background:#dcfce7;color:#166534}
.feature-state.off{background:#eef2f7;color:#64748b}

.inline-setting-form{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:8px;
}
.inline-setting-form input{height:40px;padding:9px 11px}
.inline-setting-form button{height:40px;padding:8px 12px;box-shadow:none}

.feature-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:0;
  border-bottom:1px solid #edf1f6;
}
.feature-panel{display:flex;flex-direction:column;min-width:0;padding:17px 20px}
.feature-panel:first-child{border-right:1px solid #edf1f6}
.primary-value{
  display:block;
  width:100%;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  margin-bottom:12px;
  padding:8px 10px;
  background:#f5f8fc;
  color:#1e293b;
  font-size:12px;
}
.detail-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:0 0 13px}
.detail-list>div{min-width:0;padding:9px 10px;border:1px solid #edf1f5;border-radius:10px;background:#fafcff}
.detail-list>div.wide{grid-column:1/-1}
.detail-list dt{margin-bottom:3px;color:#94a3b8;font-size:10px;font-weight:800}
.detail-list dd{margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#475569;font-size:11px;font-weight:700}
.panel-button{align-self:flex-start;margin-top:auto;box-shadow:none}
.feature-empty{
  display:flex;
  flex-direction:column;
  justify-content:center;
  min-height:91px;
  margin-bottom:12px;
  padding:12px;
  border:1px dashed #d7e0ec;
  border-radius:12px;
  background:#fafcff;
}
.feature-empty span{font-size:12px;font-weight:750;color:#475569}
.feature-empty small{margin-top:4px;color:#94a3b8;font-size:10px;line-height:1.55}
.disabled-link{pointer-events:none;opacity:.5}

.timer-section{padding-bottom:18px}
.timer-setting-form{
  display:grid;
  grid-template-columns:minmax(130px,.8fr) minmax(145px,.9fr) auto;
  gap:9px;
  align-items:end;
}
.timer-setting-form label{margin:0}
.timer-setting-form label span{display:block;margin-bottom:5px;color:#64748b;font-size:11px;font-weight:750}
.timer-setting-form select,.timer-setting-form input{height:40px;padding:8px 10px}
.timer-setting-form button{height:40px;padding:8px 12px;box-shadow:none}
.timer-tip{margin:10px 0 0;color:#8491a5;font-size:10px;line-height:1.65}
.inline-empty{min-height:auto;margin:0}

.instance-actions{padding:17px 20px 20px;background:#fbfcfe}
.action-label{margin-bottom:9px;color:#64748b;font-size:11px;font-weight:850}
.action-button-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.action-button-grid form{min-width:0;margin:0}
.action-button-grid button{width:100%;min-height:36px;padding:7px 9px;box-shadow:none;font-size:11px}
.action-button-grid button:hover{box-shadow:0 6px 14px rgba(15,23,42,.10)}

.empty-panel{display:flex;align-items:center;gap:18px;min-height:150px}
.empty-panel-icon{
  display:flex;
  align-items:center;
  justify-content:center;
  flex:0 0 54px;
  width:54px;
  height:54px;
  border-radius:17px;
  background:rgba(37,99,235,.10);
  color:#2563eb;
  font-size:21px;
  font-weight:900;
}
.error-panel{padding:23px}

@media(max-width:1180px){
  .instance-hero{grid-template-columns:1fr}
  .instance-grid{grid-template-columns:1fr}
}

@media(max-width:900px){
  .overview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media(max-width:700px){
  .instance-hero{padding:20px;gap:20px}
  .instance-hero h1{font-size:25px}
  .instance-filter{grid-template-columns:1fr;padding:13px}
  .filter-actions{grid-column:auto}
  .filter-actions button,.filter-actions .btn{flex:1}
  .overview-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
  .overview-card{min-height:80px;padding:13px;gap:10px}
  .overview-icon{flex-basis:38px;width:38px;height:38px;border-radius:12px}
  .overview-card strong{font-size:22px}
  .instance-card-header,.instance-section,.feature-panel,.instance-actions{padding-left:14px;padding-right:14px}
  .feature-grid{grid-template-columns:1fr}
  .feature-panel:first-child{border-right:0;border-bottom:1px solid #edf1f6}
  .timer-setting-form{grid-template-columns:1fr 1fr}
  .timer-setting-form button{grid-column:1/-1;width:100%}
  .action-button-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media(max-width:430px){
  .overview-grid{grid-template-columns:1fr 1fr}
  .overview-card{display:block}
  .overview-icon{margin-bottom:8px}
  .instance-title-line{align-items:flex-start;flex-direction:column;gap:6px}
  .instance-meta-grid{grid-template-columns:1fr}
  .meta-item{padding:10px 14px}
  .inline-setting-form{grid-template-columns:1fr}
  .inline-setting-form button{width:100%}
  .timer-setting-form{grid-template-columns:1fr}
  .timer-setting-form button{grid-column:auto}
  .action-button-grid{grid-template-columns:1fr 1fr}
}