/* ============================================================
   Banner 通用样式（虚拟主机 / 服务器租用 / 云服务器 共用）
   ============================================================ */

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root{
  /* 背景与文字 */
  --bg-0:#04070F; --bg-1:#0A1230; --bg-2:#142050;
  --tx:#EDF2FF; --tx-dim:#A6B4D6; --tx-mute:#7385AC;
  --line:rgba(140,170,255,.14);
  --card:rgba(255,255,255,.045);

  /* 品牌与语义色 */
  --brand:#4F8CFF; --brand-2:#22D3EE; --accent:#A855F7;
  --ok:#34D399; --warn:#FBBF24; --danger:#FB7185;

  /* 机柜材质 */
  --rk-base:#101830;
  --rk-shell-top:#2C3A61; --rk-shell-side:#16203A; --rk-shell-front:#1E2A4A;
  --rk-inner:#070C18; --rk-inner-y:#0A1122; --rk-floor:#050913;
  --blade-top:#33456E; --blade-face:#1C2743; --blade-side:#131B2F; --blade-face-hi:#2A3A61;
  --glass:rgba(120,170,255,.085); --glass-hl:rgba(255,255,255,.15);
  --fan:#4A5B85; --fan-hub:#2A3554;
  --led-c:#22D3EE; --led-g:#34D399; --led-p:#A78BFA; --led-w:#FBBF24;
  --shadow:rgba(0,0,0,.62);
  --grid:rgba(120,160,255,.075);
  --floor-glow:rgba(79,140,255,.22);
  --wire:rgba(34,211,238,.30);

  /* 排版与间距 */
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-6:24px; --sp-8:32px;
  --radius:14px;
  --ease:cubic-bezier(.22,.9,.28,1);
  --copy-overlay:linear-gradient(90deg, rgba(4,7,15,.60) 0%, rgba(4,7,15,.24) 45%, transparent 74%);
}

html[data-theme="light"]{
  --bg-0:#E9F0FF; --bg-1:#F2F6FF; --bg-2:#DCE8FF;
  --tx:#0B1633; --tx-dim:#44547C; --tx-mute:#6C7CA6;
  --line:rgba(40,80,180,.16);
  --card:rgba(255,255,255,.62);
  --rk-base:#B8C7E4;
  --rk-shell-top:#FFFFFF; --rk-shell-side:#C0CFE9; --rk-shell-front:#D6E2F6;
  --rk-inner:#7E90B7; --rk-inner-y:#93A4C7; --rk-floor:#D3DEF4;
  --blade-top:#FFFFFF; --blade-face:#E8EFFC; --blade-side:#C4D2EE; --blade-face-hi:#FFFFFF;
  --glass:rgba(255,255,255,.28); --glass-hl:rgba(255,255,255,.8);
  --fan:#93A7CF; --fan-hub:#5F739F;
  --led-c:#0891B2; --led-g:#059669; --led-p:#7C3AED; --led-w:#D97706;
  --shadow:rgba(35,60,120,.26);
  --grid:rgba(50,95,200,.11);
  --floor-glow:rgba(79,140,255,.3);
  --wire:rgba(8,145,178,.34);
  --copy-overlay:linear-gradient(90deg, rgba(233,240,255,.75) 0%, rgba(233,240,255,.30) 45%, transparent 74%);
}

*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:var(--font);
  background:var(--bg-0);
  color:var(--tx);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

/* ============================================================
   BANNER 容器：高 600px，背景 100% 宽，内容区 1200px
   ============================================================ */
.hero{
  position:relative;
  width:100%;
  height:600px;
  overflow:hidden;
  isolation:isolate;
  background:radial-gradient(130% 150% at 10% 0%, var(--bg-2) 0%, var(--bg-1) 45%, var(--bg-0) 100%);
}

/* ---------- 背景层 ---------- */
.hero__bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero__bg::after{
  content:'';position:absolute;inset:0;z-index:0;
  background:var(--copy-overlay);
  pointer-events:none;
}

.bg-grid{
  position:absolute;inset:-10%;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size:58px 58px;
  -webkit-mask-image:radial-gradient(65% 70% at 32% 45%, #000 0%, transparent 76%);
  mask-image:radial-gradient(65% 70% at 32% 45%, #000 0%, transparent 76%);
}
.bg-glow{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;pointer-events:none}
.bg-glow--1{width:560px;height:560px;top:-200px;left:-110px;background:radial-gradient(circle,rgba(79,140,255,.85),transparent 68%)}
.bg-glow--2{width:520px;height:520px;bottom:-230px;right:2%;background:radial-gradient(circle,rgba(168,85,247,.7),transparent 68%)}
.bg-glow--3{width:420px;height:420px;top:34%;left:44%;background:radial-gradient(circle,rgba(34,211,238,.5),transparent 70%);opacity:.34}
.bg-spot{
  position:absolute;width:620px;height:620px;left:50%;top:50%;
  transform:translate(-50%,-50%);
  background:radial-gradient(circle,rgba(120,170,255,.16) 0%,rgba(120,170,255,.05) 40%,transparent 66%);
  pointer-events:none;will-change:transform;
}
html[data-theme="light"] .bg-glow{opacity:.42}
.bg-scan{
  position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(0deg,rgba(255,255,255,.022) 0 1px,transparent 1px 4px);
  opacity:.5;mix-blend-mode:overlay;
}

/* ---------- 内容区 ---------- */
.hero__inner{
  position:relative;z-index:1;
  max-width:1200px;height:100%;
  margin:0 auto;padding:0 32px;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,540px);
  gap:40px;align-items:center;
}

/* ---------- 左侧：销售文案 ---------- */
.copy{max-width:560px;text-shadow:0 1px 18px rgba(0,0,0,.5)}
html[data-theme="light"] .copy{text-shadow:0 1px 12px rgba(233,240,255,.7)}
.anim{opacity:0;transform:translateY(14px);animation:rise .8s var(--ease) forwards}
@keyframes rise{to{opacity:1;transform:none}}
.d1{animation-delay:.05s}.d2{animation-delay:.14s}.d3{animation-delay:.23s}
.d4{animation-delay:.32s}.d5{animation-delay:.41s}.d6{animation-delay:.50s}

.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px 6px 10px;border-radius:999px;
  border:1px solid var(--line);background:var(--card);
  font-size:12.5px;font-weight:500;letter-spacing:.02em;color:var(--tx-dim);
  backdrop-filter:blur(8px);
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 0 rgba(52,211,153,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.badge b{color:var(--tx);font-weight:600}

h1{
  margin-top:18px;
  font-size:clamp(32px,3.1vw,44px);
  line-height:1.18;letter-spacing:-.02em;font-weight:700;
}
h1 .grad{
  background:linear-gradient(100deg,var(--brand-2),var(--brand) 42%,var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.sub{
  margin-top:14px;font-size:15.5px;line-height:1.78;color:var(--tx-dim);max-width:500px;
}
.sub strong{color:var(--tx);font-weight:600}

/* 卖点 */
.features{margin-top:22px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.feat{
  display:flex;gap:10px;align-items:flex-start;
  padding:11px 12px;border-radius:12px;
  border:1px solid var(--line);background:var(--card);
  transition:transform .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease);
}
.feat:hover{transform:translateY(-3px);border-color:rgba(79,140,255,.45);background:rgba(79,140,255,.09)}
.feat__ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(79,140,255,.28),rgba(34,211,238,.18));
  border:1px solid rgba(120,170,255,.3);
}
.feat__ico svg{width:14px;height:14px;stroke:var(--brand-2);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.feat__t{font-size:13.5px;font-weight:600;line-height:1.4;color:var(--tx)}
.feat__d{font-size:11.5px;line-height:1.5;color:var(--tx-mute);margin-top:2px}

/* 价格 + CTA */
.buy{margin-top:22px;display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.price{display:flex;align-items:baseline;gap:10px}
.price .cur{font-size:19px;font-weight:600;color:var(--tx);transform:translateY(-6px)}
.price .num{font-size:42px;font-weight:800;line-height:1;letter-spacing:-.03em;color:var(--tx)}
.price .unit{font-size:13px;color:var(--tx-mute)}
.price .old{font-size:13px;color:var(--tx-mute);text-decoration:line-through}
.tag-sale{
  padding:3px 8px;border-radius:6px;font-size:11.5px;font-weight:700;
  color:#FFE9C7;background:linear-gradient(120deg,#F97316,#F43F5E);
  box-shadow:0 4px 14px rgba(244,63,94,.3);
}
.cta{display:flex;align-items:center;gap:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border:none;border-radius:12px;
  font-family:inherit;font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.btn--primary{
  position:relative;overflow:hidden;color:#04122B;
  background:linear-gradient(100deg,#5C9BFF,#22D3EE);
  box-shadow:0 10px 26px -8px rgba(56,140,255,.6);
}
.btn--primary::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(100deg,transparent 25%,rgba(255,255,255,.6),transparent 75%);
  transform:translateX(-130%);
}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px -10px rgba(56,140,255,.75)}
.btn--primary:hover::after{transform:translateX(130%);transition:transform .75s var(--ease)}
.btn--ghost{
  background:transparent;color:var(--tx);border:1px solid var(--line);
}
.btn--ghost:hover{border-color:rgba(79,140,255,.6);background:rgba(79,140,255,.08);transform:translateY(-2px)}

/* 信任条 */
.trust{
  margin-top:20px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  font-size:12.5px;color:var(--tx-mute);
}
.trust span{display:inline-flex;align-items:center;gap:6px}
.trust svg{width:13px;height:13px;stroke:var(--ok);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}

/* ---------- 右侧：控制台面板示意（管理面板 / 防篡改 / 一键SSL / 一键模板安装） ---------- */
.viz{position:relative;display:flex;align-items:center;justify-content:center;perspective:1000px}

.viz__panel{
  position:relative;
  width:100%;max-width:460px;
  /* 上移, 修正原先插图"偏下"的观感；倾斜由 JS 写入 --tiltX/--tiltY */
  transform:translateY(-18px) rotateX(var(--tiltX,0deg)) rotateY(var(--tiltY,0deg));
  transform-style:preserve-3d;
  padding:0;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--card);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 22px 46px -18px rgba(0,0,0,.55);
  opacity:0;animation:rise .8s .35s var(--ease) forwards;
  transition:transform .18s var(--ease),box-shadow .3s var(--ease);
}

/* ---------- 窗口标题栏 ---------- */
.viz__head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 13px;border-bottom:1px solid var(--line)}
.viz__win{display:inline-flex;align-items:center;gap:6px;min-width:0}
.viz__win .dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.viz__win .dot.d1{background:#fb7185}
.viz__win .dot.d2{background:var(--warn)}
.viz__win .dot.d3{background:var(--ok)}
.viz__win-title{font-size:12px;font-weight:600;color:var(--tx-dim);letter-spacing:.03em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.viz__badge{
  display:inline-flex;align-items:center;gap:6px;flex-shrink:0;
  padding:3px 9px;border-radius:999px;
  border:1px solid rgba(34,211,238,.35);background:rgba(34,211,238,.10);
  font-size:10.5px;font-weight:700;letter-spacing:.14em;color:var(--brand-2);
}
.viz__badge::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand-2);animation:pulse2 1.6s infinite}
@keyframes pulse2{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.72)}}

/* ---------- 面板主体：左菜单 + 右内容 ---------- */
.panel{display:grid;grid-template-columns:104px minmax(0,1fr);min-height:196px}

.panel__menu{display:flex;flex-direction:column;gap:2px;padding:10px 8px;border-right:1px solid var(--line)}
.mi{position:relative;display:flex;align-items:center;gap:7px;padding:9px;border-radius:9px;color:var(--tx-mute);font-size:12px;font-weight:600;transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);cursor:default}
.mi__ico{flex-shrink:0;width:15px;height:15px;display:inline-flex}
.mi__ico svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.mi__txt{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mi__dot{margin-left:auto;width:5px;height:5px;border-radius:50%;background:var(--brand-2);opacity:0;transition:opacity .22s}
.mi:hover,.mi:focus-visible{color:var(--tx);background:rgba(255,255,255,.07);transform:translateX(2px)}
.mi:hover .mi__dot,.mi:focus-visible .mi__dot{opacity:1;box-shadow:0 0 8px var(--brand-2)}
/* 默认高亮第一项 */
.panel__menu .mi:first-child{color:var(--tx);background:linear-gradient(135deg,rgba(79,140,255,.20),rgba(34,211,238,.06))}

/* ---------- 右侧内容 ---------- */
.panel__stage{position:relative;padding:12px 13px;overflow:hidden}
.pane{display:none;flex-direction:column;gap:9px;animation:paneIn .38s var(--ease)}
@keyframes paneIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ★ 悬停/聚焦左侧菜单 → 切换右侧面板
   （菜单项在 .panel__menu 内、与 .panel__stage 不同级，故用 :has() 向上判定） */
.panel:not(:has(.mi:hover, .mi:focus-visible)) .pane:nth-child(1),
.panel:has(.mi[data-pane="1"]:hover) .pane:nth-child(1),
.panel:has(.mi[data-pane="2"]:hover) .pane:nth-child(2),
.panel:has(.mi[data-pane="3"]:hover) .pane:nth-child(3),
.panel:has(.mi[data-pane="4"]:hover) .pane:nth-child(4),
.panel:has(.mi[data-pane="1"]:focus-visible) .pane:nth-child(1),
.panel:has(.mi[data-pane="2"]:focus-visible) .pane:nth-child(2),
.panel:has(.mi[data-pane="3"]:focus-visible) .pane:nth-child(3),
.panel:has(.mi[data-pane="4"]:focus-visible) .pane:nth-child(4){display:flex}
/* 老浏览器无 :has() 时的 JS 兜底（脚本加 .is-on 类） */
.panel__stage .pane.is-on{display:flex}

.pane__hd{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;font-weight:700;color:var(--tx)}
.pane__hd b{font-size:11px;font-weight:700;color:var(--tx-mute)}
.pane__hd b.ok{color:var(--ok)}

.pane__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
.mini{padding:8px 9px;border-radius:9px;background:rgba(255,255,255,.04);border:1px solid var(--line)}
.mini__k{display:block;font-size:10.5px;color:var(--tx-mute);margin-bottom:2px}
.mini__v{font-size:15px;font-weight:800;color:var(--tx);font-variant-numeric:tabular-nums;line-height:1.1}
.mini__v i{font-style:normal;font-size:10px;font-weight:600;color:var(--tx-dim);margin-left:1px}
.mini__v.ok{color:var(--ok)}
.mini__bar{display:block;height:4px;border-radius:4px;background:rgba(140,170,255,.16);overflow:hidden;margin-top:7px}
.mini__bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--brand),var(--brand-2));animation:barGrow 4.6s ease-in-out infinite}
.mini__bar i.b2{animation-delay:.6s;animation-duration:5.4s}
.mini__bar i.b3{animation-delay:1.2s;animation-duration:4.2s}
@keyframes barGrow{0%,100%{width:26%}50%{width:84%}}

.pane__note{margin:0;font-size:10.5px;color:var(--tx-mute);letter-spacing:.03em}

.pane__hero{display:flex;align-items:center;gap:11px;padding:10px;border-radius:11px;background:rgba(255,255,255,.04);border:1px solid var(--line);transition:border-color .25s,background .25s}
.pane__hero:hover{border-color:rgba(34,211,238,.45);background:rgba(34,211,238,.07)}
.hero__ico{flex-shrink:0;width:38px;height:38px;border-radius:11px;display:flex;align-items:center;justify-content:center;color:#fff}
.hero__ico svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.hero__ico--shield{background:linear-gradient(135deg,var(--ok),#0ea5a3);box-shadow:0 8px 18px rgba(52,211,153,.28)}
.hero__ico--lock{background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 8px 18px rgba(79,140,255,.32)}
.hero__meta{min-width:0}
.hero__meta b{display:block;font-size:13px;font-weight:700;color:var(--tx)}
.hero__meta span{display:block;font-size:10.5px;color:var(--tx-mute);margin-top:2px}

/* 开关 */
.switch{position:relative;width:38px;height:20px;border-radius:999px;background:linear-gradient(135deg,var(--ok),#0ea5a3);box-shadow:inset 0 0 0 1px rgba(52,211,153,.4);transition:filter .2s;cursor:pointer;flex:0 0 auto}
.switch i{position:absolute;top:2px;right:2px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 2px 6px rgba(0,0,0,.3);transition:transform .22s var(--ease)}
.switch:hover{filter:brightness(1.12)}
.switch:hover i{transform:translateX(-18px)}

/* 操作行：按钮 + 进度条 */
.pane__act{display:flex;align-items:center;gap:9px}
.pbtn{display:inline-flex;align-items:center;padding:6px 13px;border-radius:8px;font-size:11.5px;font-weight:700;color:#fff;background:linear-gradient(135deg,#e60012,#ff7a2f);box-shadow:0 6px 14px rgba(230,0,18,.26);transition:transform .2s var(--ease),box-shadow .2s var(--ease);cursor:pointer;white-space:nowrap}
.pbtn:hover{transform:translateY(-2px);box-shadow:0 10px 20px rgba(230,0,18,.38)}
.pbtn:active{transform:translateY(0) scale(.96)}
.pbar{position:relative;flex:1;height:6px;border-radius:6px;background:rgba(140,170,255,.16);overflow:hidden}
/* 进度条：只播放一次（不循环），跑满即完成 */
.pbar i{position:absolute;left:0;top:0;bottom:0;width:0;border-radius:6px;background:linear-gradient(90deg,var(--brand),var(--brand-2));animation:progOnce 2.4s var(--ease) forwards}
.pbar i.s2{animation-duration:3.2s}
@keyframes progOnce{0%{width:4%}100%{width:100%}}
/* 悬停时加速这一次的进度 */
.pane__act:hover .pbar i{animation-duration:1.1s}

/* 完成提示：进度跑完后淡入，保持显示 */
.pstate{flex-shrink:0;font-size:11px;font-weight:700;color:var(--ok);white-space:nowrap;opacity:0;animation:okIn .35s var(--ease) 2.5s forwards}
@keyframes okIn{from{opacity:0;transform:translateY(3px)}to{opacity:1;transform:none}}
.pane:nth-child(4) .pstate{animation-delay:3.3s}
.pane__act:hover .pstate{animation-delay:1.2s}

/* 模板缩略网格 */
.tpl-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}
.tpl{height:34px;border-radius:8px;border:1px solid var(--line);background:linear-gradient(160deg,rgba(79,140,255,.22),rgba(34,211,238,.08));transition:transform .25s var(--ease),border-color .25s,box-shadow .25s}
.tpl:hover{transform:translateY(-3px);border-color:rgba(34,211,238,.55);box-shadow:0 8px 16px rgba(34,211,238,.22)}
.tpl.t1{background:linear-gradient(160deg,rgba(168,85,247,.24),rgba(79,140,255,.10))}
.tpl.t3{background:linear-gradient(160deg,rgba(52,211,153,.22),rgba(34,211,238,.10))}
.tpl.t4{background:linear-gradient(160deg,rgba(251,191,36,.22),rgba(230,0,18,.10))}

/* 跟随鼠标的高光（JS 写入 --mx/--my） */
.panel__glow{
  position:absolute;inset:0;border-radius:var(--radius);pointer-events:none;
  background:radial-gradient(220px circle at var(--mx,70%) var(--my,20%), rgba(34,211,238,.16), rgba(79,140,255,.07) 42%, transparent 68%);
  opacity:0;transition:opacity .3s var(--ease);
}
.viz:hover .panel__glow{opacity:1}

@media (prefers-reduced-motion:reduce){
  .viz__panel{opacity:1;transform:translateY(-18px);transition:none}
  .panel__glow{display:none}
  .mini__bar i,.pbar i,.viz__badge::before{animation:none}
  .pbar i{width:100%}
  .pstate{opacity:1;animation:none}
}

/* ============================================================
   可视化舞台（/server/hk、/cloud-server 的机柜/架构图复用）
   说明：/host 已改用「控制台面板」插图（见上方 .viz__panel--panel），
        以下规则仅对含 .viz__stage 的页面生效，两者互不影响。
   ============================================================ */
.viz:has(.viz__stage){height:300px}
.viz__stage{
  position:absolute;inset:0;
  display:grid;place-items:center;
  transform-style:preserve-3d;
  will-change:transform;
}
.viz__stage svg{width:100%;height:100%;overflow:visible}

/* 护盾可视化（canvas）：中央服务器图标 + 六边形网格护盾 */
.shield-canvas{
  /* 负 margin 外扩，避免呼吸光晕与粒子被 300px 舞台裁切 */
  display:block;
  width:calc(100% + 20px);
  height:calc(100% + 112px);
  margin:-56px -10px;
  opacity:0;animation:rise .9s .3s var(--ease) forwards;
  touch-action:pan-y;
}
@media (prefers-reduced-motion:reduce){
  .shield-canvas{animation:none;opacity:1}
}
/* 这两个页面的 LIVE 徽章回到舞台右上角（/host 面板里的徽章保持内联样式） */
.viz:has(.viz__stage) .viz__badge{position:absolute;top:6px;right:2px;z-index:3;padding:6px 12px;font-size:11.5px;letter-spacing:.04em}
.viz:has(.viz__stage) .viz__badge::before{display:none}
.viz__badge i{width:6px;height:6px;border-radius:50%;background:var(--brand-2);animation:pulse2 1.8s infinite}
.viz__hint{
  position:absolute;left:0;right:0;bottom:-4px;text-align:center;
  font-size:11.5px;color:var(--tx-mute);letter-spacing:.05em;pointer-events:none;
  opacity:0;animation:rise .8s .9s var(--ease) forwards;
}
/* SVG 内元素样式 */
.blade{cursor:pointer;transition:transform .38s var(--ease)}
.blade .bf{transition:fill .28s var(--ease)}
.blade:hover{transform:translate(7px,4px)}
.blade:hover{filter:drop-shadow(0 0 9px rgba(34,211,238,.6))}
.blade:hover .bf{fill:var(--blade-face-hi)}
.blade.on{transform:translate(13px,7.5px);filter:drop-shadow(0 0 12px rgba(34,211,238,.75))}
.blade.on .bf{fill:var(--blade-face-hi)}
.led{animation:blink 2.6s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:.22}45%{opacity:1}}
.flow{animation:dash 3.2s linear infinite}
@keyframes dash{to{stroke-dashoffset:-160}}
.cloud{animation:float 6s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.pkt{filter:drop-shadow(0 0 5px currentColor)}
.ripple{animation:ripple .85s var(--ease) forwards;pointer-events:none}
@keyframes ripple{from{opacity:.75;transform:scale(.2)}to{opacity:0;transform:scale(2.6)}}

/* Tooltip */
.tip{
  position:absolute;z-index:5;min-width:186px;
  padding:11px 13px;border-radius:12px;
  border:1px solid var(--line);
  background:var(--card);backdrop-filter:blur(14px);
  box-shadow:0 18px 40px -14px rgba(0,0,0,.6);
  font-size:12px;color:var(--tx-dim);
  opacity:0;transform:translate(-50%,-118%) scale(.96);
  transition:opacity .18s var(--ease),transform .18s var(--ease);
  pointer-events:none;
}
.tip.show{opacity:1;transform:translate(-50%,-124%) scale(1)}
.tip__hd{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.tip__nm{font-size:13px;font-weight:700;color:var(--tx);letter-spacing:.02em}
.tip__role{font-size:11px;color:var(--tx-mute)}
.tip__st{margin-left:auto;display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600}
.tip__st i{width:6px;height:6px;border-radius:50%}
.tip__row{display:flex;justify-content:space-between;padding:3px 0;font-size:11.5px}
.tip__row b{color:var(--tx);font-weight:600;font-variant-numeric:tabular-nums}
.bar{height:4px;border-radius:4px;background:rgba(140,170,255,.16);overflow:hidden;margin-top:3px}
.bar>i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--brand-2),var(--brand))}

/* 主题切换 */
.theme-btn{
  position:absolute;top:18px;right:18px;z-index:6;
  width:36px;height:36px;border-radius:10px;cursor:pointer;
  border:1px solid var(--line);background:var(--card);backdrop-filter:blur(10px);
  display:grid;place-items:center;color:var(--tx-dim);
  transition:color .25s,border-color .25s,transform .25s var(--ease);
}
.theme-btn:hover{color:var(--tx);border-color:rgba(79,140,255,.6);transform:rotate(-18deg)}
.theme-btn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* ============================================================
   共用：可视化 SVG 元素（服务器 / 云服务器）
   ============================================================ */
.shell{fill:var(--rk-shell-front);stroke:var(--line);stroke-width:1}
.shell-top{fill:var(--rk-shell-top)}
.shell-side{fill:var(--rk-shell-side)}
.inner{fill:var(--rk-inner);stroke:var(--line);stroke-width:1}
.glass{fill:var(--glass)}
.hl{fill:var(--glass-hl)}
.panel-txt{fill:var(--tx-dim);font-size:9.5px;font-family:var(--font);letter-spacing:.06em}
.panel-txt.strong{fill:var(--tx);font-size:11px;font-weight:700}

/* 风扇 */
.fan-spin{transform-box:fill-box;transform-origin:center;animation:spinFan 2.6s linear infinite}
.fan-spin.slow{animation-duration:3.8s}
@keyframes spinFan{to{transform:rotate(360deg)}}
.fan-blade{fill:var(--fan);opacity:.92}
.fan-ring{fill:var(--fan-hub);opacity:.6}

/* 指示灯 */
.led-a{animation:blink 1.8s ease-in-out infinite}
.led-b{animation:blink 2.6s ease-in-out infinite}
.led-c2{animation:blink 3.4s ease-in-out infinite}

/* 连线与数据流 */
.link{fill:none;stroke:var(--wire);stroke-width:1.8;stroke-linecap:round}
.link-flow{fill:none;stroke:var(--brand-2);stroke-width:1.8;stroke-dasharray:4 16;stroke-linecap:round;animation:dash 3.2s linear infinite}
.link-flow.d1{animation-delay:.3s}
.link-flow.d2{animation-delay:.6s}
.link-flow.d3{animation-delay:.9s}
.link-flow.d4{animation-delay:1.2s}

/* 云主机节点 */
.vm-node{cursor:pointer;fill:var(--blade-face);stroke:var(--line);stroke-width:1;transition:fill .3s var(--ease),transform .3s var(--ease)}
.vm-node:hover{fill:var(--blade-face-hi)}
.vm-top{fill:var(--blade-top)}
.vm-plus{transform-box:fill-box;transform-origin:center;animation:scaleIn 6s ease-in-out infinite}
@keyframes scaleIn{
  0%,62%{opacity:0;transform:scale(.5)}
  72%,88%{opacity:1;transform:scale(1)}
  100%{opacity:0;transform:scale(.5)}
}
.pulse-ring{fill:none;stroke:var(--brand-2);stroke-width:1.5;transform-box:fill-box;transform-origin:center;animation:ringOut 2.8s ease-out infinite}
@keyframes ringOut{
  0%{opacity:.7;transform:scale(.6)}
  100%{opacity:0;transform:scale(1.6)}
}

/* 仪表 / 指标条 */
.meter-track{fill:var(--grid)}
.meter-fill{fill:url(#meterGrad);transform-box:fill-box;transform-origin:left center;animation:meterPulse 4.5s ease-in-out infinite}
@keyframes meterPulse{0%,100%{transform:scaleX(.42)}50%{transform:scaleX(.88)}}
.meter-fill.m2{animation-delay:.6s}
.meter-fill.m3{animation-delay:1.2s}
.meter-fill.m4{animation-delay:1.8s}

/* 可视化下方的实时指标条 */
.vspec{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:16px}
.vspec>div{padding:9px 11px;border-radius:10px;border:1px solid var(--line);background:var(--card)}
.vspec .k{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:11px;color:var(--tx-mute)}
.vspec .k b{color:var(--tx);font-weight:700;font-variant-numeric:tabular-nums}
.vspec .bar{height:4px;border-radius:4px;background:var(--grid);overflow:hidden;margin-top:7px}
.vspec .bar>i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--brand-2),var(--brand));animation:barGrow 5s ease-in-out infinite}
.vspec .bar>i.b2{animation-delay:.7s;animation-duration:6s}
.vspec .bar>i.b3{animation-delay:1.4s;animation-duration:4.5s}
.vspec .bar>i.b4{animation-delay:2.1s;animation-duration:5.5s}
@keyframes barGrow{0%,100%{width:28%}50%{width:82%}}
/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1080px){
  .hero__inner{grid-template-columns:minmax(0,1fr) minmax(0,400px);gap:24px}
  .viz__panel{transform:translateY(-10px)}
}
@media (max-width:900px){
  .hero{height:auto;padding:56px 0 44px}
  .hero__inner{grid-template-columns:1fr;gap:28px;padding:0 22px;text-align:left}
  .copy{max-width:none}
  .viz{order:-1}
  .viz__panel{max-width:520px;transform:none}
  .features{grid-template-columns:1fr}
}
@media (max-width:520px){
  .buy{flex-direction:column;align-items:flex-start;gap:14px}
  .btn{height:44px;padding:0 20px}
  .price .num{font-size:36px}
  .vspec{grid-template-columns:1fr}
  .viz__boost{font-size:10px;padding:2px 8px}
  /* 面板：窄屏收紧菜单与内边距 */
  .panel{grid-template-columns:88px minmax(0,1fr);min-height:186px}
  .panel__menu{padding:9px 7px}
  .mi{padding:8px 7px;font-size:11.5px}
  .panel__stage{padding:11px}
  .mini__v{font-size:13.5px}
  .hero__ico{width:34px;height:34px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}