:root{
  --bg:#FFF8E7;
  --card:#FFFFFF;
  --text:#000000;
  --sub:#4A4A4A;
  --border:#000000;
  --yellow:#FFD93D;
  --green:#6BCB77;
  --red:#FF6B6B;
  --blue:#4D96FF;
  --purple:#B983FF;
  --shadow:5px 5px 0 #000;
  --shadow-sm:3px 3px 0 #000;
  --radius:8px;
}

[data-theme="dark"]{
  --bg:#1A1A1A;
  --card:#2A2A2A;
  --text:#FFFFFF;
  --sub:#B0B0B0;
  --border:#FFFFFF;
  --shadow:5px 5px 0 #FFFFFF;
  --shadow-sm:3px 3px 0 #FFFFFF;
}

*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}

body{
  font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-weight:700;
  padding:16px 16px 90px;
  transition:.2s;
  font-size:15px;
  line-height:1.5;
}

/* ===== 顶部栏 ===== */
.topbar{
  display:flex;justify-content:space-between;align-items:center;
  background:var(--yellow);
  border:3px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:12px 16px;
  margin-bottom:18px;
  color:#000;
}
.topbar .brand{
  font-size:17px;font-weight:900;display:flex;gap:8px;align-items:center;
}
.topbar .brand i{font-size:18px}
.topbar .actions{display:flex;gap:10px;align-items:center}
.topbar button,.topbar a{
  background:transparent;border:none;color:#000;
  font-size:18px;cursor:pointer;display:flex;
  width:34px;height:34px;align-items:center;justify-content:center;
  border:2px solid #000;border-radius:var(--radius);
  background:#fff;
}

/* ===== 便当卡片 ===== */
.bento{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
}
@media(min-width:700px){
  .bento{grid-template-columns:repeat(2,1fr)}
  .col-12{grid-column:span 2}
}

.card{
  background:var(--card);
  border:3px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:16px;
  transition:.15s;
}
.card h3{
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:1px;
  color:var(--sub);
  font-weight:800;
  margin-bottom:8px;
  display:flex;gap:6px;align-items:center;
}
.card .value{
  font-size:32px;font-weight:900;line-height:1;
}

/* 卡片颜色变体 */
.card.yellow{background:var(--yellow);color:#000}
.card.green{background:var(--green);color:#000}
.card.red{background:var(--red);color:#000}
.card.blue{background:var(--blue);color:#000}
.card.purple{background:var(--purple);color:#000}
.card.yellow h3,.card.green h3,.card.red h3,
.card.blue h3,.card.purple h3{color:rgba(0,0,0,.6)}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 18px;
  border:3px solid var(--border);
  border-radius:var(--radius);
  background:var(--card);
  color:var(--text);
  font-size:15px;font-weight:800;
  cursor:pointer;text-decoration:none;
  box-shadow:var(--shadow-sm);
  transition:.1s;
  font-family:inherit;
}
.btn:active{
  transform:translate(3px,3px);
  box-shadow:0 0 0 #000;
}
.btn.primary{background:var(--blue);color:#fff}
.btn.success{background:var(--green);color:#000}
.btn.danger{background:var(--red);color:#000}
.btn.warn{background:var(--yellow);color:#000}
.btn.block{width:100%}
.btn.sm{padding:8px 12px;font-size:13px;box-shadow:2px 2px 0 #000}

/* ===== 表单 ===== */
.form-group{margin-bottom:16px}
.form-group label{
  display:block;
  font-size:13px;
  font-weight:800;
  margin-bottom:6px;
  text-transform:uppercase;
  letter-spacing:.5px;
}
.form-group input,
.form-group select,
.form-group textarea{
  width:100%;
  padding:12px 14px;
  border:3px solid var(--border);
  border-radius:var(--radius);
  background:var(--card);
  color:var(--text);
  font-size:15px;
  font-family:inherit;
  font-weight:700;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{
  outline:none;
  box-shadow:var(--shadow-sm);
}
.form-actions{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.form-actions .btn{flex:1}

/* ===== 徽章 ===== */
.badge{
  display:inline-block;
  padding:4px 10px;
  border:2px solid var(--border);
  border-radius:6px;
  font-size:12px;
  font-weight:900;
  background:var(--card);
}
.badge.green{background:var(--green);color:#000}
.badge.orange{background:var(--yellow);color:#000}
.badge.red{background:var(--red);color:#000}
.badge.blue{background:var(--blue);color:#fff}

/* ===== 服务器卡片 ===== */
.server-card{
  background:var(--card);
  border:3px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:16px;
  margin-bottom:16px;
}
.server-card .title{
  font-size:18px;font-weight:900;margin-bottom:6px;
  display:flex;justify-content:space-between;align-items:center;gap:8px;
}
.server-card .meta{
  font-size:13px;color:var(--sub);margin-bottom:4px;
  display:flex;gap:6px;align-items:center;
}
.server-card .btns{
  display:flex;gap:8px;margin-top:14px;flex-wrap:wrap;
}

/* ===== 列表行 ===== */
.row{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 0;
  border-bottom:2px solid var(--border);
  gap:10px;
}
.row:last-child{border-bottom:none}
.row .label{font-size:13px;color:var(--sub);font-weight:700}
.row .val{font-size:15px;font-weight:900;text-align:right}

/* ===== 底部导航 ===== */
.tabbar{
  position:fixed;
  bottom:0;left:0;right:0;
  background:var(--card);
  border-top:3px solid var(--border);
  display:flex;
  z-index:100;
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar a{
  flex:1;
  display:flex;flex-direction:column;align-items:center;gap:4px;
  padding:10px 4px;
  color:var(--sub);
  text-decoration:none;
  font-size:11px;font-weight:800;
  border-right:2px solid var(--border);
}
.tabbar a:last-child{border-right:none}
.tabbar a i{font-size:18px}
.tabbar a.active{background:var(--yellow);color:#000}

/* ===== 页面标题 ===== */
.page-title{
  display:flex;justify-content:space-between;align-items:center;
  gap:12px;margin-bottom:18px;flex-wrap:wrap;
}
.page-title h1{font-size:22px;font-weight:900}

/* ===== 登录页 ===== */
.login-wrap{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  padding:20px;
}
.login-card{
  width:100%;max-width:380px;
  background:var(--yellow);
  border:3px solid var(--border);
  border-radius:var(--radius);
  box-shadow:8px 8px 0 var(--border);
  padding:28px 24px;
  color:#000;
}
.login-card h1{
  font-size:24px;font-weight:900;margin-bottom:22px;
  display:flex;gap:10px;align-items:center;justify-content:center;
}

/* ===== 提示 ===== */
.alert{
  padding:14px 16px;
  border:3px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  font-size:14px;
  font-weight:800;
  margin-bottom:16px;
}
.alert.success{background:var(--green);color:#000}
.alert.error{background:var(--red);color:#000}
.alert.info{background:var(--blue);color:#fff}

/* ===== 空状态 ===== */
.empty{
  text-align:center;padding:40px 20px;color:var(--sub);
  font-size:14px;
}
.empty i{font-size:40px;display:block;margin-bottom:12px}