/* ============================================================================
   NetPulse 暗色主题 —— 全站统一（首页 + 用户控制台）
   取代 main.css / user.css
   ============================================================================ */

/* ============ 基础 ============ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg:#05070d;
  --cyan:#00e5ff;
  --blue:#2f6bff;
  --purple:#8b5cf6;
  --green:#22e6a5;
  --red:#ff6b81;
  --txt:#e8f1ff;
  --muted:#8394ab;
  --line:rgba(120,160,255,.14);
  --panel-bg:rgba(16,24,42,.5);
}

html{scroll-behavior:smooth;overflow-x:hidden}

body{
  font-family:"PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--txt);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
/* overflow-x 统一放在 html 上（传播到视口）：body 保持无 overflow，
   才不会成为滚动容器，左侧 user-sidebar 的 position:sticky 才能一直悬浮固定 */

a{color:var(--cyan)}
::selection{background:rgba(0,229,255,.3)}

/* 滚动条美化 */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:rgba(0,0,0,.2)}
::-webkit-scrollbar-thumb{background:rgba(120,160,255,.2);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:rgba(0,229,255,.4)}

/* ============ 背景层 ============ */
#bgCanvas{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.7}
.bg-grid{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(90,140,255,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(90,140,255,.055) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 85% 65% at 50% 0%,#000 0%,transparent 100%);
  mask-image:radial-gradient(ellipse 85% 65% at 50% 0%,#000 0%,transparent 100%);
}
.glow{position:fixed;border-radius:50%;filter:blur(120px);pointer-events:none;z-index:0}
.glow-1{width:640px;height:640px;top:-280px;left:50%;transform:translateX(-50%);background:radial-gradient(circle,rgba(0,229,255,.18),transparent 70%)}
.glow-2{width:520px;height:520px;top:420px;right:-200px;background:radial-gradient(circle,rgba(139,92,246,.16),transparent 70%)}
.glow-3{width:520px;height:520px;bottom:-160px;left:-180px;background:radial-gradient(circle,rgba(47,107,255,.14),transparent 70%)}

/* ============ 顶部导航 ============ */
header.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  height:66px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(20px,4vw,56px);
  transition:background .35s,box-shadow .35s,border-color .35s;
  border-bottom:1px solid transparent;
}
header.site-header.scrolled{
  background:rgba(5,7,13,.86);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  box-shadow:0 10px 40px rgba(0,0,0,.5);
}

.logo{
  display:flex;align-items:center;gap:10px;
  font-size:19px;font-weight:800;letter-spacing:.4px;
  color:var(--txt);text-decoration:none;flex:0 0 auto;
}
.logo-mark{
  width:32px;height:32px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#00e5ff,#2f6bff);
  box-shadow:0 0 22px rgba(0,229,255,.5),inset 0 1px 0 rgba(255,255,255,.5);
}

.main-nav{position:relative;display:flex;align-items:center;justify-content:center;flex:1;min-width:0}
.nav-list{
  display:flex;align-items:center;
  gap:clamp(20px,2.6vw,44px);
  list-style:none;
}
.main-nav a{
  position:relative;color:var(--muted);text-decoration:none;font-size:14px;
  padding:4px 0;white-space:nowrap;display:inline-flex;align-items:center;
  transition:color .25s;
}
.main-nav a:hover{color:#d5e6ff}
.main-nav a.active{color:#fff}

/* 滑动指示器（参考稿：青蓝渐变下划线 + 辉光） */
.nav-indicator{
  position:absolute;top:0;left:0;width:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),var(--blue));
  box-shadow:0 0 12px rgba(0,229,255,.7);
  opacity:0;pointer-events:none;
  transition:left .45s cubic-bezier(.22,1,.36,1),
             width .45s cubic-bezier(.22,1,.36,1),
             opacity .3s;
}

.header-user{display:flex;align-items:center;gap:12px;flex:0 0 auto}

/* 用户下拉菜单 */
.user-menu{position:relative}
.user-name{
  color:var(--txt);font-size:13.5px;cursor:pointer;text-decoration:none;
  padding:6px 14px;border-radius:999px;
  border:1px solid rgba(120,160,255,.24);
  background:rgba(255,255,255,.03);
  display:inline-flex;align-items:center;gap:8px;
  transition:border-color .25s,background .25s;
}
.user-name:hover{border-color:rgba(0,229,255,.5);background:rgba(0,229,255,.06)}
.user-avatar{
  width:24px;height:24px;border-radius:50%;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;color:#03101f;
  background:linear-gradient(135deg,#00e5ff,#2f6bff);
  box-shadow:0 0 12px rgba(0,229,255,.4);
}
.user-dropdown{
  display:none;position:absolute;right:0;top:100%;
  padding-top:10px;
  min-width:100%;
  z-index:300;
}
/* 悬停桥：消除图标与菜单之间的空隙导致菜单消失 */
.user-dropdown::before{content:'';position:absolute;top:-6px;left:0;right:0;height:16px}
.user-dropdown-in{
  background:rgba(12,18,32,.96);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid rgba(120,160,255,.2);border-radius:12px;
  box-shadow:0 20px 50px rgba(0,0,0,.6);
  padding:6px;
}
.user-menu:hover .user-dropdown{display:block}
.user-dropdown a{
  display:block;padding:9px 12px;border-radius:8px;
  color:#c6d5ec;font-size:13.5px;text-decoration:none;transition:all .2s;
  white-space:nowrap;
}
.user-dropdown a:hover{color:#fff;background:rgba(0,229,255,.08)}
.user-dropdown a.danger{color:var(--red)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 22px;border-radius:9px;
  font-size:14px;font-weight:600;font-family:inherit;
  text-decoration:none;cursor:pointer;border:1px solid transparent;
  transition:transform .25s,box-shadow .25s,background .25s,border-color .25s;
  white-space:nowrap;
}
.btn-sm{padding:7px 16px;font-size:13px;border-radius:8px}
.btn-xs{padding:4px 10px;font-size:12px;border-radius:6px}
.btn-block{width:100%}

.btn-primary,.btn-warning{
  background:linear-gradient(135deg,#00e5ff,#2f6bff);
  color:#03101f;
  box-shadow:0 6px 26px rgba(0,229,255,.26),inset 0 1px 0 rgba(255,255,255,.4);
}
.btn-primary:hover,.btn-warning:hover{
  transform:translateY(-2px);
  box-shadow:0 12px 38px rgba(0,229,255,.45),inset 0 1px 0 rgba(255,255,255,.4);
}
.btn-primary:disabled{opacity:.65;cursor:not-allowed;transform:none}

.btn-outline,.btn-ghost,.btn-default{
  border-color:rgba(120,160,255,.28);
  color:var(--txt);
  background:rgba(255,255,255,.03);
}
.btn-outline:hover,.btn-ghost:hover{
  border-color:rgba(0,229,255,.6);
  background:rgba(0,229,255,.08);
  transform:translateY(-2px);
}

.btn-danger{
  border-color:rgba(255,107,129,.45);
  color:var(--red);
  background:transparent;
}
.btn-danger:hover{background:rgba(255,107,129,.1);border-color:var(--red)}

/* ============ 通用容器 ============ */
main{position:relative;z-index:1}
.container{max-width:1200px;margin:0 auto}
.wrap{max-width:1180px;margin:0 auto}
.section{padding:clamp(60px,9vw,110px) clamp(20px,4vw,40px);position:relative; margin-top: 100px;}

/* ============ 控制台布局（用户中心） ============ */
.user-layout{
  display:flex;
  align-items:stretch;
  min-height:100vh;
  padding-top:66px;
  max-width:none;
  position:relative;z-index:1;
}

/* 左侧边栏：fixed 固定悬浮——无论如何滚动纵向滚动条都不动，高度=一屏减头部导航 */
.user-sidebar{
  width:220px;flex:0 0 220px;
  background:rgba(10,15,26,.6);
  border-right:1px solid var(--line);
  overflow-y:auto;
  position:fixed;top:66px;
  left:0;
  height:calc(100vh - 66px);
}
.sidebar-menu{list-style:none;padding:16px 0}
.sidebar-menu li a{
  display:flex;align-items:center;gap:12px;
  padding:13px 24px;
  color:var(--muted);text-decoration:none;font-size:14.5px;
  position:relative;transition:color .25s,background .25s;
}
.sidebar-menu li a:hover{color:#fff;background:rgba(255,255,255,.03)}
.sidebar-menu li a.active{
  color:var(--cyan);
  background:linear-gradient(90deg,rgba(0,229,255,.1) 0%,transparent 100%);
  font-weight:600;
}
.sidebar-menu li a.active::before{
  content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:18px;background:var(--cyan);
  box-shadow:0 0 10px var(--cyan);
}
.sidebar-menu li a .icon{width:18px;text-align:center;font-size:15px;opacity:.85}
.sidebar-menu li a svg{
  width:18px;height:18px;stroke:currentColor;fill:none;
  stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;opacity:.8;
}
.sidebar-menu li a.active svg{opacity:1;stroke:var(--cyan)}
/* 侧栏纵向滚动条（与头部导航一样 sticky 固定在左侧，内容超高时内部滚动） */
.user-sidebar{
  scrollbar-width:thin;
  scrollbar-color:rgba(0,229,255,.35) transparent;
}
.user-sidebar::-webkit-scrollbar{width:5px}
.user-sidebar::-webkit-scrollbar-track{background:transparent}
.user-sidebar::-webkit-scrollbar-thumb{
  background:rgba(0,229,255,.3);border-radius:10px;
}
.user-sidebar::-webkit-scrollbar-thumb:hover{background:rgba(0,229,255,.55)}

/* 右侧主内容：侧栏已 fixed 脱离文档流，用 margin-left 补位 */
.user-main{
  flex:1;min-width:0;
  margin-left:220px;
  padding:24px 32px 40px;
  display:flex;flex-direction:column;gap:24px;
}

/* 页头 */
.page-header{
  display:flex;align-items:flex-end;justify-content:space-between;
  flex-wrap:wrap;gap:16px;
}
.page-title{
  font-size:26px;font-weight:800;letter-spacing:-.5px;
  margin-bottom:6px;color:#fff;
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.page-desc{font-size:13.5px;color:var(--muted)}
.page-desc a{color:var(--cyan);text-decoration:none}
.page-desc a:hover{text-decoration:underline}
.page-actions{display:flex;gap:10px;flex-wrap:wrap}

/* ============ 卡片 ============ */
.card,.table-card{
  background:var(--panel-bg);
  border:1px solid rgba(120,160,255,.12);
  border-radius:12px;
  display:flex;flex-direction:column;
  overflow:hidden;
}
.card-header,.card-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 24px;
  border-bottom:1px solid var(--line);
  flex:0 0 auto;gap:12px;flex-wrap:wrap;
}
.card-header h3,.card-head h2,.card-head h3{
  font-size:16px;font-weight:600;color:#fff;
}
.card-body{padding:0}
.card-body p{padding:20px}
#profileForm,#pwdForm{padding:20px}

/* ============ 表格 ============ */
.table-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse}
.data-table,.fa-table,table.data-table{
  width:100%;
}
.data-table th,.data-table td,
.table-wrap th,.table-wrap td,
.fa-table th,.fa-table td{
  text-align:left;padding:14px 20px;
  font-size:13.5px;
  border-bottom:1px solid rgba(120,160,255,.08);
  vertical-align:middle;
  color:#c9d7ee;
  white-space:nowrap;
}
.data-table thead th,.table-wrap thead th,.fa-table thead th,
.table-wrap tr:first-child th{
  font-size:12.5px;font-weight:500;color:var(--muted);
  background:rgba(255,255,255,.015);
  border-bottom:1px solid var(--line);
}
.data-table tbody tr:hover,.table-wrap tbody tr:hover,.fa-table tbody tr:hover{
  background:rgba(255,255,255,.02);
}
.data-table tbody tr:last-child td,.table-wrap tbody tr:last-child td{border-bottom:none}

/* 站点名称 / 标签 */
.site-name{font-weight:600;color:#e3eeff;text-decoration:none}
a.site-name:hover{color:var(--cyan)}
.site-tag{
  display:inline-block;margin-top:4px;padding:2px 8px;border-radius:4px;
  background:rgba(255,179,71,.15);color:#ffb347;font-size:11px;font-weight:500;
}
.site-url{color:var(--cyan);text-decoration:none;display:block;margin-bottom:4px}
.site-url:hover{text-decoration:underline}
.site-ip{
  font-size:12px;color:var(--muted);
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}

/* 状态胶囊 */
.status-pill{
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:600;padding:4px 10px;border-radius:6px;
  letter-spacing:.5px;white-space:nowrap;
}
.status-pill.ok{background:#0e9f6e;color:#fff;box-shadow:0 0 15px rgba(14,159,110,.4)}
.status-pill.err{background:#c0392b;color:#fff;box-shadow:0 0 15px rgba(192,57,43,.35)}
.status-pill.off{background:rgba(120,160,255,.12);color:var(--muted)}
.rate-text{font-weight:600;color:#fff}

/* 操作按钮组（3 列自动换行） */
.actions-group{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:8px;width:200px;
}
.btn-table{
  background:transparent;border:1px solid rgba(0,229,255,.4);
  color:var(--cyan);padding:5px 8px;font-size:12px;
  border-radius:4px;cursor:pointer;transition:all .2s;
  text-align:center;white-space:nowrap;font-family:inherit;
  text-decoration:none;display:inline-flex;align-items:center;justify-content:center;
}
.btn-table:hover{
  background:rgba(0,229,255,.1);border-color:var(--cyan);
  box-shadow:0 0 10px rgba(0,229,255,.2);
}
.btn-table.danger{border-color:rgba(255,107,129,.4);color:var(--red)}
.btn-table.danger:hover{background:rgba(255,107,129,.1);border-color:var(--red);box-shadow:0 0 10px rgba(255,107,129,.2)}

/* ============ 徽章 ============ */
.badge,.fa-badge{
  display:inline-block;padding:3px 10px;border-radius:5px;
  font-size:11.5px;font-weight:600;letter-spacing:.3px;white-space:nowrap;
}
.badge-success{background:rgba(34,230,165,.12);color:var(--green);border:1px solid rgba(34,230,165,.3)}
.badge-warning{background:rgba(255,179,71,.12);color:#ffb347;border:1px solid rgba(255,179,71,.3)}
.badge-danger{background:rgba(255,107,129,.12);color:var(--red);border:1px solid rgba(255,107,129,.3)}
.badge-default,.badge-info{background:rgba(120,160,255,.12);color:#a9bcdc;border:1px solid rgba(120,160,255,.25)}
.badge-primary{background:rgba(0,229,255,.12);color:var(--cyan);border:1px solid rgba(0,229,255,.3)}

/* ============ 统计卡片 ============ */
.stat-cards{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));
  gap:14px;
}
.stat-card{
  background:var(--panel-bg);
  border:1px solid rgba(120,160,255,.12);
  border-radius:12px;padding:18px 20px;
  transition:transform .3s,border-color .3s;
}
.stat-card:hover{transform:translateY(-3px);border-color:rgba(0,229,255,.35)}
.stat-card-num{
  font-size:24px;font-weight:800;letter-spacing:-.5px;color:#fff;
  font-variant-numeric:tabular-nums;
}
.stat-card-label{font-size:12.5px;color:var(--muted);margin-top:4px}
.stat-card-icon{font-size:20px;margin-bottom:8px}

/* ============ 表单 ============ */
.form-group{margin-bottom:18px}
.form-group label,.field label{
  display:block;font-size:13px;color:var(--muted);
  margin-bottom:8px;letter-spacing:.3px;
}
.form-group label b{color:var(--txt)}
.required,.field .req{color:var(--red);margin-left:2px}
.form-group input[type=text],
.form-group input[type=email],
.form-group input[type=password],
.form-group input[type=number],
.form-group input[type=url],
.form-group select,
.form-group textarea,
.field input,.field textarea,
.fa-form-group input,.fa-form-group select,.fa-form-group textarea{
  width:100%;padding:11px 14px;
  border-radius:10px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(120,160,255,.16);
  color:var(--txt);font-family:inherit;font-size:14px;
  outline:none;resize:vertical;
  transition:border-color .25s,box-shadow .25s,background .25s;
}
.form-group input::placeholder,.field input::placeholder,
.form-group textarea::placeholder,.field textarea::placeholder{color:#5d6d84}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus,
.field input:focus,.field textarea:focus{
  border-color:rgba(0,229,255,.6);
  background:rgba(0,229,255,.045);
  box-shadow:0 0 0 3px rgba(0,229,255,.12);
}
.form-group select option{background:#0c1220;color:var(--txt)}
.form-tip{font-size:12px;color:var(--muted);margin-top:6px;display:block}
.checkbox-row{display:flex;flex-wrap:wrap;gap:12px 22px;padding:10px 0}
.checkbox-row label{
  display:inline-flex;align-items:center;gap:7px;
  color:#c9d7ee;font-size:13.5px;margin:0;cursor:pointer;
}
.checkbox-row input[type=checkbox]{accent-color:#00e5ff;width:15px;height:15px}
.email-row{display:flex;gap:10px;margin-bottom:10px;align-items:center}
.email-row input{flex:1}
.form-actions{display:flex;gap:12px;margin-top:24px}

/* ============ 通用工具类 ============ */
.empty-tip{
  text-align:center;color:var(--muted);
  padding:40px 20px;font-size:14px;
}
.empty-tip a{color:var(--cyan)}
.text-muted{color:var(--muted)}
.small{font-size:12px}
.ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:280px}
.link-primary{color:var(--cyan);text-decoration:none}
.link-primary:hover{text-decoration:underline}
.muted,.grey{color:var(--muted)}

/* 变更记录 */
.change-list{display:flex;flex-direction:column;gap:14px}
.change-item{
  padding:14px 16px;border-radius:10px;
  background:rgba(255,255,255,.02);
  border:1px solid rgba(120,160,255,.1);
}
.change-time{font-size:12px;color:var(--muted);margin-left:8px}
.change-diff{margin-top:10px;display:flex;flex-direction:column;gap:6px}
.diff-old,.diff-new{
  font-size:12.5px;padding:7px 12px;border-radius:7px;
  word-break:break-all;white-space:normal;
}
.diff-old{background:rgba(255,107,129,.06);color:#d8a7b0;border-left:2px solid rgba(255,107,129,.5)}
.diff-new{background:rgba(34,230,165,.06);color:#a9dcc8;border-left:2px solid rgba(34,230,165,.5)}
.diff-label{color:var(--muted)}

/* ============ 首页：Hero ============ */
.hero{
  min-height:100vh;
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  text-align:center;
  padding:130px clamp(20px,4vw,40px) 70px;
}
.hero-badge,.badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px 7px 13px;border-radius:999px;
  font-size:13px;color:#a7bcd8;letter-spacing:.3px;
  border:1px solid rgba(0,229,255,.22);
  background:rgba(0,229,255,.06);
  margin-bottom:28px;
}
.dot{
  width:7px;height:7px;border-radius:50%;background:var(--cyan);
  animation:pulseDot 2s infinite;flex:0 0 auto;
}
@keyframes pulseDot{
  0%{box-shadow:0 0 0 0 rgba(0,229,255,.65)}
  70%{box-shadow:0 0 0 10px rgba(0,229,255,0)}
  100%{box-shadow:0 0 0 0 rgba(0,229,255,0)}
}
.hero h1{
  font-size:clamp(38px,6.4vw,76px);
  line-height:1.12;font-weight:800;letter-spacing:-1.5px;
  margin-bottom:26px;
  background:linear-gradient(180deg,#ffffff 28%,#8fb2e8 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero h1 .grad{
  background:linear-gradient(100deg,#00e5ff 0%,#4f8cff 48%,#a855f7 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero .sub{
  max-width:650px;font-size:clamp(15px,1.6vw,17.5px);
  color:var(--muted);line-height:1.85;margin-bottom:42px;
}
.actions{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-bottom:72px}

/* 数据统计 */
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:clamp(16px,4vw,58px);
  width:100%;max-width:880px;
}
.hstat{position:relative;text-align:center}
.hstat:not(:first-child)::before{
  content:'';position:absolute;
  left:calc(-1 * clamp(8px,2vw,29px));top:50%;
  transform:translateY(-50%);
  width:1px;height:36px;
  background:linear-gradient(180deg,transparent,rgba(120,160,255,.4),transparent);
}
.hstat .num{
  display:inline-block;
  font-size:clamp(26px,3.4vw,38px);
  font-weight:800;letter-spacing:-1px;
  font-variant-numeric:tabular-nums;
  background:linear-gradient(180deg,#fff,#79d5ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hstat .num .u{
  font-size:.48em;font-weight:700;
  -webkit-text-fill-color:var(--cyan);margin-left:2px;
}
.hstat .lbl{display:block;margin-top:4px;font-size:13px;color:var(--muted);letter-spacing:.5px}

/* ============ 首页：区块标题 ============ */
.sec-head{text-align:center;max-width:700px;margin:0 auto clamp(40px,6vw,64px)}
.sec-head .tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:2px;
  color:var(--cyan);text-transform:uppercase;
  padding:5px 14px;border-radius:999px;
  background:rgba(0,229,255,.08);
  border:1px solid rgba(0,229,255,.22);
  margin-bottom:18px;
}
.sec-head h2{
  font-size:clamp(28px,4vw,44px);font-weight:800;letter-spacing:-1px;
  line-height:1.2;margin-bottom:16px;
  background:linear-gradient(180deg,#fff,#a9c4ea);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.sec-head p{color:var(--muted);font-size:15.5px;line-height:1.8}

/* ============ 首页：监控大屏 ============ */
.dashboard{
  position:relative;border-radius:18px;
  padding:clamp(18px,2.6vw,30px);
  background:linear-gradient(180deg,rgba(16,24,42,.88),rgba(9,14,26,.92));
  border:1px solid rgba(120,160,255,.16);
  box-shadow:0 30px 90px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.06),0 0 60px rgba(0,229,255,.06);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  overflow:hidden;
}
.dashboard::after{
  content:'';position:absolute;top:-40%;left:-8%;
  width:58%;height:180%;
  background:radial-gradient(circle,rgba(0,229,255,.1),transparent 62%);
  pointer-events:none;
}
.corner{position:absolute;width:20px;height:20px;border:2px solid rgba(0,229,255,.55);pointer-events:none;z-index:2}
.c-tl{top:8px;left:8px;border-right:0;border-bottom:0;border-radius:6px 0 0 0}
.c-tr{top:8px;right:8px;border-left:0;border-bottom:0;border-radius:0 6px 0 0}
.c-bl{bottom:8px;left:8px;border-right:0;border-top:0;border-radius:0 0 0 6px}
.c-br{bottom:8px;right:8px;border-left:0;border-top:0;border-radius:0 0 6px 0}
.dash-head{
  position:relative;z-index:1;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;margin-bottom:18px;
}
.dash-title{display:flex;align-items:center;gap:12px}
.dash-title h3{font-size:16px;font-weight:600;letter-spacing:.5px;color:var(--txt)}
.live{
  display:inline-flex;align-items:center;gap:6px;
  font-size:11px;font-weight:700;letter-spacing:1.2px;
  color:var(--cyan);padding:4px 9px;border-radius:6px;
  background:rgba(0,229,255,.1);border:1px solid rgba(0,229,255,.3);
}
.live i{width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:blink 1.4s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.15}}
.tabs{
  display:flex;gap:5px;padding:4px;border-radius:10px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(120,160,255,.12);
}
.tab{
  border:0;background:transparent;color:var(--muted);
  font-size:13px;font-family:inherit;font-weight:500;
  padding:7px 15px;border-radius:7px;cursor:pointer;
  transition:color .25s,background .25s,box-shadow .25s;
}
.tab:hover{color:#d5e6ff}
.tab.active{
  color:#fff;
  background:linear-gradient(135deg,rgba(0,229,255,.2),rgba(47,107,255,.2));
  box-shadow:inset 0 0 0 1px rgba(0,229,255,.32);
}
.chart-wrap{position:relative;height:clamp(200px,26vw,300px);margin-bottom:20px}
.chart-wrap canvas{width:100%;height:100%;display:block}
.metrics{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.metric{
  padding:14px 16px;border-radius:12px;
  background:rgba(255,255,255,.025);
  border:1px solid rgba(120,160,255,.1);
  transition:transform .3s,border-color .3s,background .3s;
}
.metric:hover{transform:translateY(-3px);border-color:rgba(0,229,255,.35);background:rgba(0,229,255,.055)}
.m-label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.m-val{font-size:21px;font-weight:700;letter-spacing:-.5px;font-variant-numeric:tabular-nums;color:var(--txt)}
.m-val em{font-size:12px;font-style:normal;color:var(--muted);margin-left:3px;font-weight:500}
.m-trend{display:block;font-size:11.5px;margin-top:5px}
.up{color:var(--green)}
.down{color:#ff6b81}

/* ============ 首页：功能卡片 ============ */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature{
  position:relative;overflow:hidden;
  padding:30px 26px;border-radius:16px;
  background:linear-gradient(180deg,rgba(16,24,42,.62),rgba(10,15,26,.72));
  border:1px solid rgba(120,160,255,.12);
  transition:transform .4s cubic-bezier(.2,.8,.2,1),border-color .4s,box-shadow .4s;
}
.feature::before{
  content:'';position:absolute;inset:0;
  opacity:0;transition:opacity .4s;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,50%),rgba(0,229,255,.14),transparent 62%);
  pointer-events:none;
}
.feature:hover{
  transform:translateY(-6px);
  border-color:rgba(0,229,255,.4);
  box-shadow:0 24px 54px rgba(0,0,0,.5),0 0 44px rgba(0,229,255,.09);
}
.feature:hover::before{opacity:1}
.f-ico{
  position:relative;z-index:1;
  width:48px;height:48px;border-radius:13px;
  display:grid;place-items:center;margin-bottom:20px;
  background:linear-gradient(135deg,rgba(0,229,255,.16),rgba(47,107,255,.14));
  border:1px solid rgba(0,229,255,.28);
  box-shadow:inset 0 0 24px rgba(0,229,255,.12);
  font-size:22px;
}
.f-ico svg{width:22px;height:22px;stroke:#4fe3ff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.feature h3{position:relative;z-index:1;font-size:17px;font-weight:650;margin-bottom:9px;color:var(--txt)}
.feature p{position:relative;z-index:1;font-size:13.8px;color:var(--muted);line-height:1.75}

/* ============ 首页：套餐 ============ */
.pkg-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;max-width:1080px;margin:0 auto}
.pkg{
  position:relative;padding:32px 28px;border-radius:16px;
  background:linear-gradient(180deg,rgba(16,24,42,.62),rgba(10,15,26,.72));
  border:1px solid rgba(120,160,255,.12);
  display:flex;flex-direction:column;
  transition:transform .35s,border-color .35s,box-shadow .35s;
}
.pkg:hover{transform:translateY(-6px);border-color:rgba(0,229,255,.4);box-shadow:0 24px 54px rgba(0,0,0,.5)}
.pkg.recommend{border-color:rgba(0,229,255,.45);box-shadow:0 0 60px rgba(0,229,255,.1)}
.pkg-badge{
  position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  font-size:12px;font-weight:700;letter-spacing:1px;
  padding:4px 16px;border-radius:999px;
  background:linear-gradient(135deg,#00e5ff,#2f6bff);
  color:#03101f;box-shadow:0 0 20px rgba(0,229,255,.4);
}
.pkg h3{font-size:19px;font-weight:700;margin-bottom:10px;color:var(--txt)}
.pkg .pkg-price{margin-bottom:18px}
.pkg .price-num{
  font-size:34px;font-weight:800;letter-spacing:-1px;
  background:linear-gradient(180deg,#fff,#79d5ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.pkg .price-unit{font-size:13px;color:var(--muted);margin-left:4px}
.pkg .pkg-discount{font-size:12px;color:var(--green);margin-left:8px}
.pkg ul{list-style:none;margin-bottom:24px;display:flex;flex-direction:column;gap:9px}
.pkg li{font-size:13.5px;color:#b9cbe6;padding-left:22px;position:relative}
.pkg li::before{content:'✓';position:absolute;left:0;color:var(--cyan);font-weight:700}
.pkg .btn{margin-top:auto}

/* ============ 首页：公告 ============ */
.notice-bar{
  display:flex;align-items:center;gap:14px;
  padding:13px 18px;border-radius:12px;
  background:linear-gradient(90deg,rgba(0,229,255,.1),rgba(47,107,255,.05));
  border:1px solid rgba(0,229,255,.2);
  margin-bottom:20px;overflow:hidden;
}
.nb-badge{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:7px;
  font-size:11.5px;font-weight:700;letter-spacing:1px;
  color:#03101f;padding:4px 10px;border-radius:6px;
  background:linear-gradient(135deg,#00e5ff,#2f6bff);
  box-shadow:0 0 18px rgba(0,229,255,.35);
}
.nb-track{flex:1;overflow:hidden;position:relative;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);
}
.nb-inner{display:flex;width:max-content;animation:marquee 120s linear infinite}
.nb-group{display:flex;gap:60px;padding-right:60px}
.nb-group span{font-size:13.5px;color:#b9cbe6;white-space:nowrap}
.nb-group span i{color:var(--cyan);font-style:normal;margin-right:6px}
.notice-bar:hover .nb-inner{animation-play-state:paused}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

.notice-board{display:grid;grid-template-columns:1.55fr 1fr;gap:18px}
.notice-list{display:flex;flex-direction:column;gap:12px}
.notice-item{
  display:flex;align-items:center;gap:14px;
  padding:17px 20px;border-radius:12px;
  background:rgba(255,255,255,.025);
  border:1px solid rgba(120,160,255,.1);
  text-decoration:none;color:var(--txt);
  transition:transform .3s,border-color .3s,background .3s,box-shadow .3s;
}
.notice-item:hover{
  transform:translateX(6px);
  border-color:rgba(0,229,255,.38);
  background:rgba(0,229,255,.05);
  box-shadow:0 12px 30px rgba(0,0,0,.35);
}
.n-tag{
  flex:0 0 auto;font-size:11px;font-weight:600;letter-spacing:.5px;
  padding:3px 9px;border-radius:6px;border:1px solid transparent;
}
.n-tag.new{color:#22e6a5;background:rgba(34,230,165,.1);border-color:rgba(34,230,165,.3)}
.n-tag.warn{color:#ffb347;background:rgba(255,179,71,.1);border-color:rgba(255,179,71,.3)}
.n-tag.info{color:#4fe3ff;background:rgba(0,229,255,.1);border-color:rgba(0,229,255,.3)}
.n-title{flex:1;font-size:14px;color:#dce8fa;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.n-date{flex:0 0 auto;font-size:12px;color:var(--muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}

.notice-highlight{
  position:relative;overflow:hidden;
  padding:26px 24px;border-radius:14px;
  display:flex;flex-direction:column;
  background:linear-gradient(160deg,rgba(0,229,255,.1),rgba(139,92,246,.1));
  border:1px solid rgba(0,229,255,.22);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07),0 0 50px rgba(0,229,255,.06);
}
.notice-highlight::after{
  content:'';position:absolute;top:-60%;right:-30%;
  width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,229,255,.22),transparent 70%);
  pointer-events:none;
}
.nh-top{position:relative;z-index:1;display:flex;align-items:center;gap:9px;margin-bottom:16px}
.nh-top .dot{width:7px;height:7px}
.nh-label{font-size:12px;font-weight:700;letter-spacing:1.4px;color:var(--cyan)}
.notice-highlight h3{position:relative;z-index:1;font-size:18px;font-weight:700;line-height:1.45;margin-bottom:10px;color:var(--txt)}
.notice-highlight p{position:relative;z-index:1;font-size:13.5px;color:var(--muted);line-height:1.8;margin-bottom:20px}
.nh-link{
  position:relative;z-index:1;margin-top:auto;
  display:inline-flex;align-items:center;gap:7px;
  font-size:13.5px;font-weight:600;color:var(--cyan);
  text-decoration:none;width:fit-content;transition:gap .25s,color .25s;
}
.nh-link:hover{gap:12px;color:#fff}

/* ============ 首页：节点雷达 ============ */
.globe-wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,80px);align-items:center}
.radar{position:relative;width:min(380px,78vw);aspect-ratio:1;margin:0 auto}
.ring{position:absolute;border-radius:50%;border:1px solid rgba(0,229,255,.16);inset:0}
.ring:nth-child(2){inset:15%}
.ring:nth-child(3){inset:30%}
.ring:nth-child(4){inset:45%}
.sweep{
  position:absolute;inset:0;border-radius:50%;
  background:conic-gradient(from 0deg,rgba(0,229,255,.5),rgba(0,229,255,.06) 22%,transparent 45%);
  -webkit-mask:radial-gradient(circle,transparent 28%,#000 29%);
  mask:radial-gradient(circle,transparent 28%,#000 29%);
  animation:spin 5s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
.core{
  position:absolute;inset:0;margin:auto;
  width:12px;height:12px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 26px 8px rgba(0,229,255,.6);
}
.orbit{position:absolute;inset:7.5%;animation:spin 9s linear infinite}
.orbit span{
  position:absolute;width:8px;height:8px;border-radius:50%;
  background:#5ae9ff;box-shadow:0 0 14px rgba(0,229,255,.95);
}
.orbit span:nth-child(1){top:-4px;left:50%;margin-left:-4px}
.orbit span:nth-child(2){bottom:6%;right:4%}
.orbit span:nth-child(3){top:40%;left:-4px}
.node-list{display:flex;flex-direction:column;gap:12px}
.node{
  display:flex;align-items:center;gap:14px;
  padding:14px 18px;border-radius:12px;
  background:rgba(255,255,255,.025);
  border:1px solid rgba(120,160,255,.1);
  transition:transform .3s,border-color .3s,background .3s;
}
.node:hover{transform:translateX(5px);border-color:rgba(0,229,255,.32);background:rgba(0,229,255,.055)}
.node .flag{font-size:18px;line-height:1}
.node .n-name{font-size:14px;font-weight:500;color:var(--txt)}
.node .n-ip{font-size:11.5px;color:var(--muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;margin-top:2px}
.node .n-status{margin-left:auto;display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--green);font-weight:500}
.node .n-status i{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green);animation:blink 2s infinite}

/* ============ 首页：联系表单 ============ */
.contact-form{
  max-width:1000px;margin:0 auto;
  padding:clamp(24px,4vw,42px);
  border-radius:18px;
  background:linear-gradient(180deg,rgba(16,24,42,.72),rgba(9,14,26,.84));
  border:1px solid rgba(120,160,255,.14);
  box-shadow:0 30px 80px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.05),0 0 60px rgba(0,229,255,.05);
  display:flex;flex-direction:column;gap:16px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.verify-row{display:flex;gap:12px;align-items:stretch;width:100%}
.verify-row input{flex:1;min-width:0}
.verify-img{
  flex:0 0 auto;height:46px;border-radius:10px;cursor:pointer;
  border:1px solid rgba(120,160,255,.18);background:rgba(255,255,255,.03);
  transition:border-color .25s;
}
.verify-img:hover{border-color:rgba(0,229,255,.6)}
.verify-submit{flex:0 0 auto;height:46px;padding:0 34px;margin-left:auto}
.form-tip-msg{font-size:12.5px;min-height:18px;margin-top:2px}
.form-tip-msg.ok{color:var(--green)}
.form-tip-msg.err{color:#ff6b81}

/* ============ 首页：CTA / 页脚 ============ */
.cta{
  position:relative;overflow:hidden;text-align:center;
  padding:clamp(48px,7vw,84px) clamp(24px,4vw,40px);
  border-radius:24px;
  background:linear-gradient(135deg,rgba(0,229,255,.1),rgba(139,92,246,.1));
  border:1px solid rgba(0,229,255,.2);
  box-shadow:0 0 100px rgba(0,229,255,.08),inset 0 1px 0 rgba(255,255,255,.08);
}
.cta::before{
  content:'';position:absolute;top:-120px;left:50%;transform:translateX(-50%);
  width:620px;height:320px;
  background:radial-gradient(ellipse,rgba(0,229,255,.22),transparent 70%);
  pointer-events:none;
}
.cta h2{
  position:relative;font-size:clamp(26px,3.8vw,42px);
  font-weight:800;letter-spacing:-1px;line-height:1.25;margin-bottom:16px;color:var(--txt);
}
.cta h2 span{
  background:linear-gradient(100deg,#00e5ff,#8b5cf6);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cta p{position:relative;color:var(--muted);font-size:15.5px;margin-bottom:36px}
.cta .actions{margin-bottom:0}

.site-footer{
  position:relative;z-index:1;
  border-top:1px solid rgba(120,160,255,.1);
  padding:26px clamp(20px,4vw,56px);
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  color:var(--muted);font-size:13px;
  background:rgba(10,15,26,.4);
}
.site-footer .f-links{display:flex;gap:24px;flex-wrap:wrap}
.site-footer a{color:var(--muted);text-decoration:none;transition:color .25s}
/* 用户中心页：footer 宽度减去左侧边栏宽度，靠右对齐主内容 */
.user-layout + .site-footer{
  width:calc(100% - 220px);
  float:right;
}
@media(max-width:640px){
  .user-layout + .site-footer{width:100%;float:none}
}
.site-footer a:hover{color:var(--cyan)}

/* ============ 方案对比表 ============ */
.table-responsive{overflow-x:auto;border:1px solid rgba(120,160,255,.12);border-radius:12px;background:var(--panel-bg)}
.compare-table{width:100%}
.compare-table th,.compare-table td{
  padding:14px 20px;font-size:13.5px;text-align:left;
  border-bottom:1px solid rgba(120,160,255,.08);color:#c9d7ee;white-space:nowrap;
}
.compare-table thead th{color:var(--muted);font-weight:500;background:rgba(255,255,255,.015);font-size:12.5px}
.compare-table tbody tr:last-child td{border-bottom:none}

/* ============ 滚动入场 ============ */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ============ 会员等级卡片 ============ */
.level-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.level-card{
  position:relative;padding:26px 22px;border-radius:14px;
  background:linear-gradient(180deg,rgba(16,24,42,.62),rgba(10,15,26,.72));
  border:1px solid rgba(120,160,255,.12);
  transition:transform .3s,border-color .3s;
}
.level-card:hover{transform:translateY(-4px);border-color:rgba(0,229,255,.35)}
.level-card.current{border-color:rgba(0,229,255,.5);box-shadow:0 0 40px rgba(0,229,255,.1)}
.level-card h3{font-size:17px;font-weight:700;color:var(--txt);margin-bottom:8px}
.level-price{
  font-size:24px;font-weight:800;letter-spacing:-.5px;margin-bottom:14px;
  background:linear-gradient(180deg,#fff,#79d5ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.level-features{list-style:none;display:flex;flex-direction:column;gap:7px;margin-bottom:18px}
.level-features li{font-size:13px;color:#b9cbe6;padding-left:18px;position:relative}
.level-features li::before{content:'·';position:absolute;left:2px;color:var(--cyan);font-weight:800}
.level-current-badge{
  display:inline-block;padding:5px 14px;border-radius:8px;
  font-size:12.5px;font-weight:600;
  background:linear-gradient(135deg,#00e5ff,#2f6bff);
  color:#03101f;box-shadow:0 0 16px rgba(0,229,255,.35);
}

/* ============ 分享页 ============ */
.highlight-card{border-color:rgba(0,229,255,.3);box-shadow:0 0 40px rgba(0,229,255,.08)}
/* 当前会员状态：标题独占一行；续约按钮紧跟文字块右侧，间隔 100px */
.highlight-card .card-body{padding:20px}
.share-status-title{font-size:15px;font-weight:600;color:var(--txt);margin:0 0 12px}
.share-status{display:flex;align-items:flex-start;justify-content:flex-start;gap:0;flex-wrap:wrap;margin:0}
.share-actions{margin-left:100px;display:flex;align-items:center}
.share-status #renewBtn{width:300px;height:100px;margin-top:10px;font-size:15px;white-space:nowrap}
.share-status .ss-item{font-size:13.5px;color:var(--muted)}
.share-status .ss-item b{color:#fff;font-size:18px;margin-left:5px}
.invite-box{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  padding:14px 16px;border-radius:10px;
  background:rgba(255,255,255,.03);
  border:1px dashed rgba(120,160,255,.28);
  margin: 0 20px;
}
.invite-box input{
  flex:1;min-width:200px;padding:9px 12px;border-radius:8px;
  background:rgba(255,255,255,.04);border:1px solid rgba(120,160,255,.16);
  color:var(--txt);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;
  outline:none;
}
.share-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}

/* ============ 分页 ============ */
.pagination{display:flex;align-items:center;justify-content:center;gap:8px;padding:18px 0 4px;flex-wrap:wrap}
.pager-bar{
  display:flex;align-items:center;justify-content:space-between;
  gap:14px;flex-wrap:wrap;
  padding:0 20px 20px 20px;
}
.pager-info{font-size:12.5px;color:var(--muted)}
.pager-size{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted)}
.pager-size select{
  padding:5px 8px;border-radius:7px;font-size:12.5px;font-family:inherit;
  background:rgba(255,255,255,.04);border:1px solid rgba(120,160,255,.18);
  color:var(--txt);outline:none;cursor:pointer;
}
.pagination a,.pagination span{
  min-width:34px;height:34px;padding:0 10px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;font-size:13px;text-decoration:none;
  color:#c9d7ee;background:rgba(255,255,255,.03);
  border:1px solid rgba(120,160,255,.16);
  transition:all .2s;
}
.pagination a:hover{border-color:rgba(0,229,255,.5);color:#fff}
.pagination span.current{background:linear-gradient(135deg,rgba(0,229,255,.2),rgba(47,107,255,.2));border-color:rgba(0,229,255,.4);color:#fff;font-weight:600}
.pagination .disabled{opacity:.4;pointer-events:none}

/* ============ 表格铺满 + 斑马纹 ============ */
.table-wrap table{width:100%;table-layout:auto}
.zebra tbody tr:nth-child(odd){background:rgba(255,255,255,.015)}
.zebra tbody tr:nth-child(even){background:rgba(0,229,255,.028)}
.zebra tbody tr:hover{background:rgba(0,229,255,.07)!important}

/* ============ 首页：重要公告轮播 ============ */
.ann-carousel{
  position:relative;overflow:hidden;
  padding:26px 24px;border-radius:14px;
  display:flex;flex-direction:column;min-height:230px;
  background:linear-gradient(160deg,rgba(0,229,255,.1),rgba(139,92,246,.1));
  border:1px solid rgba(0,229,255,.22);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07),0 0 50px rgba(0,229,255,.06);
}
.ann-carousel::after{
  content:'';position:absolute;top:-60%;right:-30%;
  width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,229,255,.22),transparent 70%);
  pointer-events:none;
}
.ann-stage{
  position:relative;z-index:1;flex:1;display:grid;
}
/* 所有 slide 堆叠在同一网格单元：高度恒取最高一条，切换不影响页面纵向滚动条 */
.ann-slide{
  grid-area:1/1;display:flex;flex-direction:column;
  visibility:hidden;pointer-events:none;cursor:pointer;
}
.ann-slide.on{visibility:visible;pointer-events:auto;animation:annIn .5s ease}
@keyframes annIn{from{opacity:0;transform:translateX(26px)}to{opacity:1;transform:none}}
.ann-title{font-size:18px;font-weight:700;line-height:1.45;margin-bottom:10px;color:var(--txt)}
.ann-body{
  font-size:13.5px;color:var(--muted);line-height:1.85;margin-bottom:20px;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;
}
.ann-date{margin-top:auto;font-size:13px;font-weight:600;color:var(--cyan)}
.ann-nav{
  position:absolute;top:50%;transform:translateY(-50%);z-index:2;
  width:32px;height:32px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(0,229,255,.4);background:rgba(5,7,13,.72);
  color:var(--cyan);cursor:pointer;font-size:15px;line-height:1;
  opacity:0;transition:opacity .25s,background .25s,box-shadow .25s;
  user-select:none;
}
.ann-nav:hover{background:rgba(0,229,255,.18);box-shadow:0 0 14px rgba(0,229,255,.4)}
.ann-nav.prev{left:8px}
.ann-nav.next{right:8px}
.ann-carousel:hover .ann-nav{opacity:1}
.ann-dots{position:absolute;right:16px;bottom:14px;z-index:2;display:flex;gap:7px}
.ann-dots i{
  width:7px;height:7px;border-radius:50%;cursor:pointer;
  background:rgba(120,160,255,.28);transition:all .25s;
}
.ann-dots i.on{background:var(--cyan);box-shadow:0 0 8px rgba(0,229,255,.7)}

/* ============ fa-* 兼容（用户中心旧类） ============ */
.fa-card{
  background:var(--panel-bg);
  border:1px solid rgba(120,160,255,.12);
  border-radius:12px;overflow:hidden;
}
.fa-card-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 22px;border-bottom:1px solid var(--line);
  font-size:15px;font-weight:600;color:#fff;gap:12px;flex-wrap:wrap;
}
.fa-card-body{padding:20px 22px}
.fa-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 20px;border-radius:9px;border:1px solid transparent;
  font-size:13.5px;font-weight:600;font-family:inherit;cursor:pointer;
  text-decoration:none;transition:all .25s;white-space:nowrap;
}
.fa-btn-primary{background:linear-gradient(135deg,#00e5ff,#2f6bff);color:#03101f;box-shadow:0 4px 18px rgba(0,229,255,.25)}
.fa-btn-warning{background:linear-gradient(135deg,#ffb347,#ff7b54);color:#1f1000}
.fa-btn-outline{border-color:rgba(120,160,255,.3);color:var(--txt);background:rgba(255,255,255,.03)}
.fa-btn-outline:hover{border-color:rgba(0,229,255,.6);background:rgba(0,229,255,.08)}
.fa-btn-danger{border-color:rgba(255,107,129,.45);color:var(--red);background:transparent}
.fa-btn-sm{padding:6px 14px;font-size:12.5px}
.fa-btn-xs{padding:4px 10px;font-size:12px;border-radius:6px}
.fa-badge-success{background:rgba(34,230,165,.12);color:var(--green);border:1px solid rgba(34,230,165,.3)}
.fa-badge-warning{background:rgba(255,179,71,.12);color:#ffb347;border:1px solid rgba(255,179,71,.3)}
.fa-badge-danger{background:rgba(255,107,129,.12);color:var(--red);border:1px solid rgba(255,107,129,.3)}
.fa-badge-primary{background:rgba(0,229,255,.12);color:var(--cyan);border:1px solid rgba(0,229,255,.3)}
.fa-input,.fa-select,.fa-form-group input,.fa-form-group select,.fa-form-group textarea{
  width:100%;padding:11px 14px;border-radius:10px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(120,160,255,.16);
  color:var(--txt);font-family:inherit;font-size:14px;outline:none;
  transition:border-color .25s,box-shadow .25s;
}
.fa-input:focus,.fa-select:focus,.fa-form-group input:focus,.fa-form-group select:focus{
  border-color:rgba(0,229,255,.6);box-shadow:0 0 0 3px rgba(0,229,255,.12);
}
.fa-form-group{margin-bottom:16px}
.fa-form-group label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}
.fa-table-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}

/* ============ 登录 / 注册 / 联系页 ============ */
.auth-section{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  padding:110px 20px 60px;position:relative;z-index:1;
}
.auth-card{
  width:100%;max-width:420px;
  padding:38px 34px;border-radius:16px;
  background:linear-gradient(180deg,rgba(16,24,42,.82),rgba(9,14,26,.9));
  border:1px solid rgba(120,160,255,.16);
  box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 60px rgba(0,229,255,.05);
}
.auth-title{font-size:24px;font-weight:800;color:#fff;margin-bottom:6px;text-align:center}
.auth-links{display:flex;justify-content:center;gap:18px;margin-top:20px}
.auth-links a{font-size:13px;color:var(--muted);text-decoration:none}
.auth-links a:hover{color:var(--cyan)}
.captcha-row{display:flex;gap:10px;align-items:stretch}
.captcha-row input{flex:1;min-width:0}
.captcha-img{
  flex:0 0 auto;height:46px;border-radius:10px;cursor:pointer;
  border:1px solid rgba(120,160,255,.18);
}
.captcha-img:hover{border-color:rgba(0,229,255,.6)}

.contact-page{position:relative;z-index:1;padding-top:66px}
.contact-wrap{max-width:1080px;margin:0 auto;padding:50px 20px 80px;display:grid;grid-template-columns:1fr 1.5fr;gap:24px;align-items:start}
.contact-hero h2{font-size:28px;font-weight:800;color:#fff;margin-bottom:12px}
.contact-hero p{color:var(--muted);font-size:14.5px;line-height:1.8;margin-bottom:24px}
.contact-info-card{
  padding:22px;border-radius:14px;
  background:var(--panel-bg);border:1px solid rgba(120,160,255,.12);
  display:flex;flex-direction:column;gap:16px;
}
.contact-info-item{display:flex;align-items:center;gap:14px}
.ci-icon{
  width:42px;height:42px;border-radius:11px;flex:0 0 auto;
  display:grid;place-items:center;font-size:18px;
  background:linear-gradient(135deg,rgba(0,229,255,.16),rgba(47,107,255,.14));
  border:1px solid rgba(0,229,255,.28);
}
.ci-body{font-size:12.5px;color:var(--muted)}
.ci-value{font-size:14px;color:var(--txt);font-weight:600}
.contact-form-card{
  padding:clamp(24px,3vw,34px);border-radius:16px;
  background:linear-gradient(180deg,rgba(16,24,42,.72),rgba(9,14,26,.84));
  border:1px solid rgba(120,160,255,.14);
  box-shadow:0 30px 80px rgba(0,0,0,.5);
}
.contact-form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-captcha-row{display:flex;gap:10px;align-items:stretch}
.contact-captcha-row input{flex:1;min-width:0}
.contact-submit-btn{margin-top:4px}
.contact-form-tip{font-size:12.5px;min-height:18px;margin-top:6px}
.contact-form-tip.ok{color:var(--green)}
.contact-form-tip.err{color:#ff6b81}
.hp-field{display:none!important}

@media(max-width:860px){
  .contact-wrap{grid-template-columns:1fr}
  .contact-form-row{grid-template-columns:1fr}
}

/* ============ 响应式 ============ */
@media(max-width:1080px){
  .main-nav a{font-size:13px}
}
@media(max-width:960px){
  .main-nav{display:none}
  .features{grid-template-columns:repeat(2,1fr)}
  .globe-wrap{grid-template-columns:1fr}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .notice-board{grid-template-columns:1fr}
}
@media(max-width:640px){
  .features{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:26px}
  .hstat:not(:first-child)::before{display:none}
  .user-sidebar{display:none}
  .user-main{padding:20px 16px 32px;margin-left:0}
  .form-row{grid-template-columns:1fr}
  .hero{padding-top:110px}
  .notice-item{gap:10px;padding:14px 16px}
  .n-title{white-space:normal}
  .n-date{display:none}
  .verify-row{flex-wrap:wrap}
  .verify-row input{flex:1 1 100%}
  .verify-submit{flex:1;margin-left:0;padding:0 20px}
  .page-title{font-size:22px}
}