/* 小遇数字空间 —— 命令栏 C 位 + 站点全景。三个配色变量按时段查表，进站即定 */
:root{
  --a:#22d3ee; --b:#a855f7; --c:#34d399; --bg:#04060f;
  --ink:#eaf2ff;
  --dim:rgba(234,242,255,.62);
  --faint:rgba(234,242,255,.34);
  --hair:rgba(234,242,255,.10);
  --glass:rgba(13,19,35,.80);
  --glass2:rgba(9,13,26,.90);
  --dock-h:88px;
  --ease:cubic-bezier(.22,1,.36,1);
  --pulse:0;
  color-scheme:dark;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scrollbar-width:thin;scrollbar-color:var(--hair) transparent}
html,body{min-height:100%}
body{
  background:var(--bg);color:var(--ink);
  font:400 16px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  transition:background 1s var(--ease);
  overflow-x:hidden;
}
button,input{font:inherit;color:inherit;background:none;border:0}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
::selection{background:color-mix(in srgb,var(--a) 40%,transparent)}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-thumb{background:var(--hair);border-radius:3px}

/* ============================== 背景 ============================== */
#gl{position:fixed;inset:0;width:100%;height:100%;display:block;z-index:0}
.grain{
  /* 不用 mix-blend-mode —— 叠在每帧重绘的 canvas 上会让部分显卡闪屏 */
  position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.10;
  background:repeating-linear-gradient(to bottom,rgba(255,255,255,.06) 0 1px,transparent 1px 3px);
}
.vignette{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(125% 95% at 50% 38%,transparent 42%,rgba(0,0,0,.62) 100%);
}

/* ============================ 进入仪式 ============================ */
.gate{
  position:fixed;inset:0;z-index:95;display:grid;place-content:center;justify-items:center;
  background:radial-gradient(80% 70% at 50% 44%,rgba(7,11,24,.55),rgba(2,3,9,.95));
  backdrop-filter:blur(7px);
  transition:opacity .9s var(--ease),transform 1.1s var(--ease),visibility .9s;
}
.gate.out{opacity:0;visibility:hidden;transform:scale(1.12)}
.gate-orb{position:relative;width:176px;height:176px;display:grid;place-items:center;margin-bottom:22px}
.gate-orb .ring{position:absolute;inset:0;border-radius:50%;border:1px solid var(--a);opacity:.45;animation:spin 9s linear infinite}
.gate-orb .r2{transform:rotateY(70deg);border-color:var(--b);animation-duration:14s;animation-direction:reverse}
.gate-orb .r1{transform:rotateX(70deg)}
.gate-orb .r3{inset:24px;border-color:var(--c);opacity:.3;animation-duration:6s}
.gate-orb .core{
  width:48px;height:48px;border-radius:50%;
  background:radial-gradient(circle at 32% 30%,#fff,var(--a) 44%,var(--b));
  box-shadow:0 0 44px var(--a),0 0 96px color-mix(in srgb,var(--b) 55%,transparent);
  animation:breathe 3.4s ease-in-out infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes breathe{50%{transform:scale(1.13);filter:brightness(1.22)}}
.gate-title{
  font-size:clamp(28px,6vw,54px);font-weight:800;letter-spacing:.14em;text-align:center;
  background:linear-gradient(100deg,var(--a),#fff 46%,var(--b));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.gate-sub{margin-top:10px;color:var(--dim);letter-spacing:.2em;font-size:12.5px}
.gate-btn{
  margin-top:30px;position:relative;padding:14px 50px;border-radius:999px;
  letter-spacing:.4em;font-weight:700;font-size:14.5px;
  border:1px solid color-mix(in srgb,var(--a) 55%,transparent);
  background:linear-gradient(180deg,rgba(255,255,255,.08),transparent);
  transition:box-shadow .45s,transform .3s var(--ease),opacity .3s;
}
.gate-btn:disabled{opacity:.32;cursor:progress}
.gate-btn:not(:disabled):hover{transform:translateY(-2px);box-shadow:0 0 34px -6px var(--a)}
.gate-btn i{position:absolute;inset:-1px;border-radius:999px;border:1px solid var(--a);opacity:0;animation:pulseRing 2.6s ease-out infinite}
@keyframes pulseRing{0%{opacity:.65;transform:scale(1)}100%{opacity:0;transform:scale(1.26)}}
.gate-tip{margin-top:16px;font-size:11.5px;color:var(--faint);letter-spacing:.08em}

/* ============================== HUD ============================== */
.hud{
  position:fixed;top:0;left:0;right:0;z-index:40;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:14px clamp(14px,3.2vw,38px);
  background:linear-gradient(180deg,rgba(3,5,12,.72),transparent);
  opacity:0;transform:translateY(-12px);transition:.8s var(--ease) .2s;pointer-events:none;
}
.ready .hud{opacity:1;transform:none}
.hud-l,.hud-r{display:flex;align-items:center;gap:13px;flex-wrap:wrap}
.brand{display:flex;align-items:baseline;gap:6px;letter-spacing:.28em;font-size:12.5px}
.brand b{font-weight:800;color:#fff}
.brand em{font-style:normal;color:var(--a)}
.pill{
  font-size:10.5px;letter-spacing:.15em;padding:4px 11px;border-radius:999px;
  border:1px solid var(--hair);background:var(--glass);color:var(--dim);
}
.tele{font-size:10.5px;letter-spacing:.12em;color:var(--faint);display:flex;align-items:center;gap:6px}
.tele b{color:var(--dim);font-weight:600;font-variant-numeric:tabular-nums}
.tele .dot{width:6px;height:6px;border-radius:50%;background:var(--c);box-shadow:0 0 8px var(--c);animation:blink 2.2s ease-in-out infinite}
@keyframes blink{50%{opacity:.28}}

/* ============================== 舞台 ============================== */
.stage{
  position:relative;z-index:20;
  max-width:1200px;margin:0 auto;
  padding:clamp(84px,12vh,132px) clamp(16px,4vw,40px) calc(var(--dock-h) + 40px);
  opacity:0;transition:opacity 1s var(--ease) .3s;
}
.ready .stage{opacity:1}

/* ------------------------------ C 位 ------------------------------ */
.hero{text-align:center;display:grid;justify-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.22em;
  color:var(--dim);padding:6px 15px;border-radius:999px;border:1px solid var(--hair);
  background:var(--glass);
}
.eyebrow i{width:5px;height:5px;border-radius:50%;background:var(--a);box-shadow:0 0 10px var(--a)}
.eyebrow b{color:var(--a);font-weight:700}

.title{margin:18px 0 12px;font-weight:800;line-height:1.04;letter-spacing:-.01em}
.title .l1{display:block;font-size:clamp(15px,1.7vw,20px);color:var(--faint);letter-spacing:.42em}
.title .l2{
  display:block;font-size:clamp(38px,7vw,76px);
  background:linear-gradient(96deg,#fff 6%,var(--a) 50%,var(--b));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 8px 34px color-mix(in srgb,var(--a) 20%,transparent));
}
.greet{max-width:600px;color:var(--dim);font-size:clamp(13px,1.5vw,15.5px)}

/* 命令栏 */
.cmdbar{
  margin-top:30px;width:min(720px,100%);
  display:flex;align-items:center;gap:10px;
  padding:8px 8px 8px 18px;border-radius:18px;
  border:1px solid color-mix(in srgb,var(--a) 26%,var(--hair));
  background:linear-gradient(100deg,var(--glass2),var(--glass));
  box-shadow:0 26px 70px -34px #000,0 0 0 0 color-mix(in srgb,var(--a) 40%,transparent),
             inset 0 1px 0 rgba(255,255,255,.06);
  transition:box-shadow .5s,border-color .4s,transform .4s var(--ease);
}
.cmdbar:focus-within{
  border-color:color-mix(in srgb,var(--a) 62%,transparent);
  box-shadow:0 26px 70px -30px #000,0 0 44px -12px var(--a),inset 0 1px 0 rgba(255,255,255,.09);
  transform:translateY(-2px);
}
.cmd-ico{flex:0 0 auto;width:22px;height:22px;display:grid;place-items:center}
.cmd-ico i{
  width:11px;height:11px;border-radius:50%;
  background:radial-gradient(circle at 34% 32%,#fff,var(--a) 55%,var(--b));
  box-shadow:0 0 14px var(--a);
  animation:breathe 2.8s ease-in-out infinite;
}
.cmdbar input{flex:1;min-width:0;padding:12px 0;font-size:clamp(14px,1.6vw,16.5px);outline:0}
.cmdbar input::placeholder{color:var(--faint)}
.cmd-go{
  flex:0 0 auto;display:flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:13px;font-size:14px;font-weight:600;letter-spacing:.1em;
  color:#04060f;background:linear-gradient(100deg,var(--a),var(--b));
  box-shadow:0 10px 26px -12px var(--a);
  transition:transform .3s var(--ease),filter .3s,opacity .3s;
}
.cmd-go em{font-style:normal}
.cmd-go:hover{transform:translateX(2px);filter:brightness(1.1)}
.cmd-go:disabled{opacity:.45;cursor:wait}
.cmd-go.busy span{opacity:.7}

.cmd-state{
  margin-top:14px;min-height:24px;display:flex;align-items:center;gap:10px;justify-content:center;
  font-size:13px;color:var(--dim);
  opacity:0;transform:translateY(-4px);transition:.4s var(--ease);
}
.cmd-state.show{opacity:1;transform:none}
.cmd-state .badge{
  font-size:10px;letter-spacing:.14em;padding:3px 9px;border-radius:6px;font-weight:700;
  background:linear-gradient(100deg,var(--a),var(--b));color:#05070f;
}
.cmd-state .spin{
  width:13px;height:13px;border-radius:50%;flex:0 0 auto;
  border:2px solid color-mix(in srgb,var(--a) 30%,transparent);border-top-color:var(--a);
  animation:spin .7s linear infinite;
}
.cmd-state.warn .badge{background:rgba(248,113,113,.85);color:#1b0505}

.chips{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.chip{
  font-size:12.5px;padding:7px 15px;border-radius:999px;color:var(--dim);
  border:1px solid var(--hair);background:var(--glass);
  transition:.32s var(--ease);
}
.chip:hover{color:#fff;border-color:color-mix(in srgb,var(--a) 55%,transparent);transform:translateY(-2px)}

.telemetry{
  margin-top:26px;display:flex;flex-wrap:wrap;gap:6px 22px;justify-content:center;
  font-size:11px;letter-spacing:.14em;color:var(--faint);
}
.telemetry b{color:var(--dim);font-weight:600;font-variant-numeric:tabular-nums}

/* ---------------------------- 站点全景 ---------------------------- */
.fleet{margin-top:clamp(44px,7vh,78px)}
.fleet-head{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.fh-l{font-size:11.5px;letter-spacing:.22em;color:var(--dim);white-space:nowrap}
.fh-l b{color:var(--a);font-weight:800;font-size:15px;font-variant-numeric:tabular-nums}
.fh-line{flex:1;height:1px;background:linear-gradient(90deg,var(--hair),transparent)}
.fh-r{font-size:11px;color:var(--faint);letter-spacing:.1em;white-space:nowrap}
@media (max-width:640px){.fh-r{display:none}}

.grid{
  display:grid;gap:clamp(14px,2vw,22px);
  grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
  perspective:1400px;
}

.site{
  position:relative;border-radius:20px;overflow:hidden;text-align:left;
  border:1px solid color-mix(in srgb,var(--ca) 22%,var(--hair));
  background:linear-gradient(168deg,rgba(18,25,45,.68),rgba(7,10,20,.86));
  box-shadow:0 16px 34px -22px #000,inset 0 1px 0 rgba(255,255,255,.05);
  transform:rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) translateZ(0);
  transform-style:preserve-3d;
  transition:box-shadow .5s,border-color .5s,transform .18s ease-out;
  opacity:0;animation:cardIn .9s var(--ease) forwards;
}
.site:nth-child(2){animation-delay:.1s}
.site:nth-child(3){animation-delay:.2s}
.site:nth-child(4){animation-delay:.3s}
@keyframes cardIn{from{opacity:0;transform:translateY(22px) rotateX(6deg)}to{opacity:1;transform:none}}
.site:hover{
  border-color:color-mix(in srgb,var(--ca) 52%,transparent);
  box-shadow:0 22px 48px -24px #000,0 0 34px -18px var(--ca);
}
/* 跟着鼠标的高光 */
.site::before{
  content:'';position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .4s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),
             color-mix(in srgb,var(--ca) 18%,transparent),transparent 62%);
}
.site:hover::before{opacity:1}

/* 顶部预览条 */
.site-pv{position:relative;height:150px;overflow:hidden;border-bottom:1px solid var(--hair);background:#05070f}
.site-pv::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,15,.15),rgba(7,10,20,.9))}
/* 这里原本用 mask-image 做渐隐，但遮罩会强制额外的合成通道 ——
   实测是卡片局部闪烁的元凶之一，而且跟动画无关（关特效照样闪）。
   改成"网格 + 一层压暗的径向渐变"叠出同样的观感，纯背景绘制，不再需要遮罩。 */
.site-pv .mesh{
  position:absolute;inset:0;opacity:.5;
  background:
    radial-gradient(circle at 78% 12%,transparent 0%,rgba(5,7,15,.55) 52%,rgba(5,7,15,.9) 78%),
    linear-gradient(var(--hair) 1px,transparent 1px) 0 0/100% 26px,
    linear-gradient(90deg,var(--hair) 1px,transparent 1px) 0 0/26px 100%;
}
/* code 站不让内嵌，用一段假终端撑起高级感 */
/* 预览区：真实响应延迟。取代原先那段什么都没发生的假终端 */
.pv{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;justify-content:flex-end;gap:8px;padding:16px}
.pv-head{display:flex;align-items:baseline;justify-content:space-between;font-size:11px;letter-spacing:.06em;color:var(--faint)}
.pv-head b{font:600 22px/1 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--ca);letter-spacing:0}
.pv-foot{font-size:10.5px;color:var(--faint);letter-spacing:.03em}
@keyframes caret{50%{opacity:0}}

.site-glyph{
  position:absolute;right:10px;top:96px;font-size:112px;font-weight:900;line-height:1;z-index:2;
  color:color-mix(in srgb,var(--ca) 17%,transparent);
  pointer-events:none;
}

.site-body{position:relative;padding:18px clamp(16px,2vw,22px) 20px;display:grid;gap:12px}
.site-top{display:flex;align-items:flex-start;gap:12px}
.site-name{font-size:clamp(19px,2.1vw,23px);font-weight:800;letter-spacing:.01em}
.site-tag{
  display:inline-block;margin-top:5px;font-size:10px;letter-spacing:.18em;padding:4px 10px;border-radius:999px;
  border:1px solid color-mix(in srgb,var(--ca) 38%,transparent);color:var(--ca);background:rgba(0,0,0,.28);
}
.site-stat{margin-left:auto;text-align:right;flex:0 0 auto}
.site-dot{display:inline-flex;align-items:center;gap:6px;font-size:10.5px;letter-spacing:.1em;color:var(--dim)}
.site-dot i{width:7px;height:7px;border-radius:50%;background:#64748b}
.site-dot.up i{background:var(--c);box-shadow:0 0 9px var(--c);animation:blink 2s infinite}
.site-dot.down i{background:#f87171;box-shadow:0 0 9px #f87171}
.spark{display:flex;align-items:flex-end;gap:2px;height:18px;margin-top:6px;justify-content:flex-end;opacity:.7}
.spark i{width:3px;background:linear-gradient(180deg,var(--ca),transparent);border-radius:1px;min-height:2px}
.spark.big{height:46px;gap:3px;margin-top:0;opacity:.85;justify-content:space-between}
.spark.big i{flex:1 1 0;min-width:0}
.spark i.off{background:linear-gradient(180deg,#f87171,transparent);opacity:.55}

.site-blurb{font-size:13px;color:var(--dim)}

.feats{list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.feats li{
  font-size:11.5px;color:var(--dim);padding:4px 10px;border-radius:7px;
  border:1px solid var(--hair);background:rgba(255,255,255,.03);
}
.feats li::before{content:'';display:inline-block;width:4px;height:4px;border-radius:50%;
  background:var(--ca);margin-right:6px;vertical-align:1px;box-shadow:0 0 6px var(--ca)}

.quick{display:flex;flex-wrap:wrap;gap:7px;padding-top:2px}
.quick a{
  position:relative;font-size:12px;padding:7px 13px;border-radius:9px;color:var(--dim);
  border:1px solid color-mix(in srgb,var(--ca) 26%,var(--hair));
  background:linear-gradient(100deg,color-mix(in srgb,var(--ca) 10%,transparent),transparent);
  transition:.3s var(--ease);
}
.quick a:hover{color:#fff;transform:translateY(-2px);border-color:color-mix(in srgb,var(--ca) 62%,transparent);
  background:linear-gradient(100deg,color-mix(in srgb,var(--ca) 26%,transparent),transparent)}
.quick a em{font-style:normal;opacity:.5;font-size:10px;margin-left:5px}

.site-enter{
  margin-top:4px;display:flex;align-items:center;justify-content:space-between;
  padding:13px 17px;border-radius:13px;font-size:13.5px;font-weight:600;letter-spacing:.08em;
  border:1px solid color-mix(in srgb,var(--ca) 36%,transparent);
  background:linear-gradient(100deg,color-mix(in srgb,var(--ca) 15%,transparent),transparent);
  transition:.35s var(--ease);
}
.site-enter:hover{transform:translateY(-2px);
  background:linear-gradient(100deg,color-mix(in srgb,var(--ca) 32%,transparent),transparent);
  box-shadow:0 12px 30px -16px var(--ca)}
.site-enter em{font-style:normal;font-size:17px}

/* ============================ 随手问 ============================ */
.ask{position:fixed;right:clamp(12px,2.4vw,26px);bottom:calc(var(--dock-h) + 26px);z-index:48;width:min(370px,calc(100vw - 24px))}
.ask-tab{
  display:flex;align-items:center;gap:9px;margin-left:auto;
  font-size:12px;letter-spacing:.16em;color:var(--dim);
  padding:10px 17px;border-radius:999px;border:1px solid var(--hair);
  background:var(--glass);
  box-shadow:0 14px 34px -18px #000;transition:.35s var(--ease);
}
.ask-tab:hover{color:#fff;border-color:color-mix(in srgb,var(--a) 55%,transparent);transform:translateY(-2px)}
.ask-tab i{width:7px;height:7px;border-radius:50%;background:var(--b);box-shadow:0 0 10px var(--b);animation:blink 2.4s infinite}
.ask.open .ask-tab{display:none}
.ask-panel{
  margin-top:10px;border-radius:18px;overflow:hidden;
  border:1px solid var(--hair);background:var(--glass2);
  box-shadow:0 30px 70px -32px #000;
  max-height:0;opacity:0;transform:translateY(10px);transition:.5s var(--ease);
}
.ask.open .ask-panel{max-height:min(64vh,520px);opacity:1;transform:none}
.ask-head{display:flex;align-items:center;gap:9px;padding:13px 15px;border-bottom:1px solid var(--hair);flex-wrap:wrap}
.ask-head b{font-size:13px;letter-spacing:.1em}
.ask-head span{font-size:10.5px;color:var(--faint);flex:1;min-width:0}
.ask-close{width:24px;height:24px;border-radius:7px;color:var(--dim);font-size:17px;line-height:1;transition:.3s}
.ask-close:hover{background:rgba(255,255,255,.07);color:#fff}
.ask-log{max-height:min(46vh,360px);overflow-y:auto;padding:14px;display:grid;gap:10px;font-size:13.5px}
.msg{padding:10px 13px;border-radius:12px;line-height:1.62;white-space:pre-wrap;word-break:break-word}
.msg.ai{background:rgba(255,255,255,.045);border:1px solid var(--hair)}
.msg.me{background:linear-gradient(100deg,color-mix(in srgb,var(--a) 22%,transparent),transparent);margin-left:26px}
.msg.sys{font-size:11px;letter-spacing:.1em;color:var(--faint);text-align:center;padding:4px}
.ask-form{display:flex;gap:8px;padding:11px;border-top:1px solid var(--hair)}
.ask-form input{
  flex:1;min-width:0;background:rgba(0,0,0,.32);border:1px solid var(--hair);
  border-radius:11px;padding:10px 13px;font-size:13.5px;outline:0;transition:.3s;
}
.ask-form input:focus{border-color:color-mix(in srgb,var(--a) 58%,transparent);
  box-shadow:0 0 0 3px color-mix(in srgb,var(--a) 12%,transparent)}
.ask-form button{width:40px;border-radius:11px;border:1px solid var(--hair);color:var(--a);transition:.3s}
.ask-form button:hover{background:color-mix(in srgb,var(--a) 18%,transparent)}

/* ============================ 内嵌窗口 ============================ */
.viewer{
  position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:clamp(8px,2.2vw,30px);
  background:rgba(2,4,10,.78);
  opacity:0;visibility:hidden;transition:.5s var(--ease);perspective:1600px;
}
.viewer.show{opacity:1;visibility:visible;backdrop-filter:blur(12px)}
.viewer-glass{
  width:100%;height:100%;max-width:1520px;border-radius:16px;overflow:hidden;display:flex;flex-direction:column;
  border:1px solid color-mix(in srgb,var(--a) 28%,transparent);background:rgba(6,10,20,.94);
  box-shadow:0 50px 130px -40px #000,0 0 70px -34px var(--a);
  transform:rotateX(10deg) scale(.92);opacity:0;transition:.6s var(--ease);
}
.viewer.show .viewer-glass{transform:none;opacity:1}
.viewer-bar{display:flex;align-items:center;gap:12px;padding:10px 13px;border-bottom:1px solid var(--hair)}
.vdots{display:flex;gap:6px}
.vdots i{width:10px;height:10px;border-radius:50%;background:var(--hair)}
.vdots i:first-child{background:#f87171}
.vdots i:nth-child(2){background:#fbbf24}
.vdots i:last-child{background:var(--c)}
.vtitle{font-size:12.5px;letter-spacing:.12em;color:var(--dim)}
.vspace{flex:1}
.vbtn{font-size:11.5px;letter-spacing:.1em;padding:6px 13px;border-radius:9px;border:1px solid var(--hair);color:var(--dim);transition:.3s}
.vbtn:hover{color:#fff;border-color:color-mix(in srgb,var(--a) 58%,transparent)}
.vbtn.close:hover{border-color:#f87171;color:#f87171}
.viewer-body{flex:1;position:relative;background:#000}
.viewer-body iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ============================== 播放器 ============================== */
.dock{
  position:fixed;left:50%;bottom:14px;transform:translate(-50%,150%);z-index:50;
  display:flex;align-items:center;gap:14px;
  width:min(600px,calc(100vw - 24px));padding:11px 17px;border-radius:19px;
  border:1px solid var(--hair);background:var(--glass2);
  box-shadow:0 26px 60px -30px #000;
  transition:transform .95s var(--ease) .45s;
}
.ready .dock{transform:translate(-50%,0)}
.dock .ring{position:absolute;left:6px;top:-16px;width:120px;height:120px;pointer-events:none;opacity:.8}
.pbtn{
  width:44px;height:44px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;
  border:1px solid color-mix(in srgb,var(--a) 42%,transparent);
  background:radial-gradient(circle at 34% 30%,rgba(255,255,255,.12),transparent);
  transition:.34s var(--ease);
}
.pbtn:hover{transform:scale(1.07);box-shadow:0 0 22px -6px var(--a)}
.pbtn.small{width:33px;height:33px;font-size:10.5px;letter-spacing:.04em;color:var(--dim)}
.pbtn.mode{width:auto;padding:0 12px;border-radius:10px;height:31px}
.ico-play{width:0;height:0;border-left:13px solid var(--ink);border-top:8px solid transparent;border-bottom:8px solid transparent;margin-left:3px}
.playing .ico-play{width:12px;height:14px;border:0;margin:0;
  background:linear-gradient(90deg,var(--ink) 0 4px,transparent 4px 8px,var(--ink) 8px 12px)}
.ico-next{width:0;height:0;border-left:9px solid var(--dim);border-top:6px solid transparent;border-bottom:6px solid transparent}
.track{flex:1;min-width:0}
.tname{font-size:13.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tmeta{font-size:10.5px;color:var(--faint);letter-spacing:.08em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bars{display:flex;align-items:flex-end;gap:2px;height:15px;margin-top:5px}
.bars i{flex:1;background:linear-gradient(180deg,var(--a),var(--b));border-radius:1px;
  height:100%;transform:scaleY(.08);transform-origin:bottom;transition:transform .1s linear}
.vol{display:flex;align-items:center;width:70px}
.vol input{-webkit-appearance:none;appearance:none;width:100%;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--a),var(--hair));outline:0}
.vol input::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;border-radius:50%;
  background:#fff;box-shadow:0 0 10px var(--a);cursor:pointer}
.vol input::-moz-range-thumb{width:12px;height:12px;border:0;border-radius:50%;background:#fff;box-shadow:0 0 10px var(--a)}

/* ============================== 通知 ============================== */
.toast{
  position:fixed;left:50%;top:62px;transform:translate(-50%,-14px);z-index:60;
  display:flex;align-items:center;gap:10px;max-width:min(560px,90vw);
  padding:10px 17px;border-radius:999px;font-size:13px;
  border:1px solid color-mix(in srgb,var(--c) 38%,transparent);
  background:var(--glass2);
  opacity:0;visibility:hidden;transition:.45s var(--ease);
}
.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0)}
.toast.warn{border-color:rgba(248,113,113,.5)}
.toast b{font-size:10px;letter-spacing:.14em;padding:3px 8px;border-radius:6px;
  background:color-mix(in srgb,var(--c) 24%,transparent);white-space:nowrap}
.toast.warn b{background:rgba(248,113,113,.24)}

/* ============================== 响应式 ============================== */
@media (max-width:900px){
  .grid{grid-template-columns:1fr}
  .site-pv{height:132px}
  .site-glyph{top:88px;font-size:92px}
  .ask{left:12px;right:12px;width:auto;bottom:calc(var(--dock-h) + 18px)}
  .ask-tab{margin:0 0 0 auto}
}
@media (max-width:560px){
  :root{--dock-h:78px}
  .hud{padding:10px 14px;gap:8px}
  .hud-r .tele:nth-child(2),.hud-r .tele:nth-child(3){display:none}
  .stage{padding-top:76px}
  .cmdbar{padding:7px 7px 7px 14px;border-radius:16px}
  .cmd-go{padding:11px 16px;font-size:13px}
  .cmd-go span{display:none}
  .dock{gap:9px;padding:9px 12px}
  .dock .ring{display:none}
  .vol{display:none}
  .telemetry{gap:4px 14px;font-size:10.5px}
  .feats li:nth-child(n+5){display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.14s!important}
}

/* 流式回答时的光标 */
.msg.typing::after{
  content:'';display:inline-block;width:7px;height:1em;vertical-align:-2px;margin-left:3px;
  background:var(--a);box-shadow:0 0 10px var(--a);animation:caret 1s steps(2) infinite;
}

/* 随手问里的代码块 */
.msg pre{
  margin:8px 0 2px;padding:11px 13px;border-radius:10px;overflow-x:auto;
  background:rgba(0,0,0,.42);border:1px solid var(--hair);
  font:12.5px/1.7 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  white-space:pre;
}
.msg pre::before{
  content:attr(data-lang);display:block;margin-bottom:6px;
  font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);
}
.msg code{
  padding:1px 5px;border-radius:5px;background:rgba(255,255,255,.08);
  font:12.5px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--a);
}
.msg pre code{padding:0;background:none;color:var(--ink)}
.msg .chip{margin-top:8px}

/* ==================================================================== */
/* 高级层：视口 HUD 框 / 卡片光束边 / 全息扫描 / 启动日志                 */
/* ==================================================================== */

/* --- 视口四角框 --- */
.frame{position:fixed;inset:12px;z-index:30;pointer-events:none;opacity:0;transition:opacity 1.1s var(--ease) .5s}
.ready .frame{opacity:1}
.frame i{position:absolute;width:24px;height:24px;border:1px solid color-mix(in srgb,var(--a) 42%,transparent)}
.frame i:nth-child(1){top:0;left:0;border-right:0;border-bottom:0}
.frame i:nth-child(2){top:0;right:0;border-left:0;border-bottom:0}
.frame i:nth-child(3){bottom:0;left:0;border-right:0;border-top:0}
.frame i:nth-child(4){bottom:0;right:0;border-left:0;border-top:0}
@media (max-width:560px){.frame{display:none}}

/* --- 启动日志（进入前的自检） --- */
.gate-log{
  margin-top:16px;min-height:86px;width:min(340px,84vw);
  display:grid;gap:5px;font:11.5px/1.7 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.gate-log div{
  display:flex;align-items:center;gap:9px;color:var(--faint);letter-spacing:.06em;
  opacity:0;transform:translateY(4px);animation:logIn .45s var(--ease) forwards;
}
.gate-log b{margin-left:auto;font-weight:600;color:var(--c)}
.gate-log b.wait{color:var(--faint)}
.gate-log b.bad{color:#f87171}
.gate-log s{text-decoration:none;color:color-mix(in srgb,var(--a) 70%,transparent)}
@keyframes logIn{to{opacity:1;transform:none}}

/* --- 卡片：光束描边 + 编号 + 全息扫描 --- */
@property --beam{syntax:'<angle>';inherits:false;initial-value:0deg}

.site{contain:paint}
.site::after{
  content:'';position:absolute;inset:-1px;border-radius:21px;padding:1px;pointer-events:none;
  background:conic-gradient(from var(--beam),
    transparent 0 58%,
    color-mix(in srgb,var(--ca) 85%,#fff) 72%,
    color-mix(in srgb,var(--ca) 30%,transparent) 80%,
    transparent 88% 100%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  mask-composite:exclude;
  opacity:0;transition:opacity .5s;
}
.site:hover::after{opacity:1;animation:beamSpin 3.4s linear infinite}
@keyframes beamSpin{to{--beam:360deg}}

.site-pv .scan{
  position:absolute;left:0;right:0;height:38%;z-index:1;pointer-events:none;opacity:.55;
  background:linear-gradient(180deg,transparent,color-mix(in srgb,var(--ca) 20%,transparent) 55%,transparent);
  animation:scanMove 6s linear infinite;
}
@keyframes scanMove{0%{transform:translateY(-130%)}100%{transform:translateY(330%)}}

/* 卡片底部那条呼吸光 */
.site-body::after{
  content:'';position:absolute;left:18px;right:18px;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--ca) 60%,transparent),transparent);
  opacity:.5;
}

/* ==================================================================== */
/* 气闸门转场                                                            */
/* ==================================================================== */
.door{
  position:fixed;inset:0;z-index:92;pointer-events:none;
  visibility:hidden;perspective:1300px;
}
.door.active{visibility:visible;pointer-events:all}

.door-panel{
  position:absolute;top:0;bottom:0;width:51%;
  background:
    linear-gradient(180deg,rgba(255,255,255,.05),transparent 22%),
    repeating-linear-gradient(180deg,rgba(255,255,255,.028) 0 1px,transparent 1px 5px),
    linear-gradient(100deg,#0a0e1a,#050810 55%,#0b1220);
  border-top:1px solid rgba(255,255,255,.06);
  box-shadow:inset 0 0 120px rgba(0,0,0,.85);
  transition:transform .3s cubic-bezier(.4,0,.9,.5);
}
.door.active .door-panel{will-change:transform}
.dp-l{left:0;transform:translate3d(-101%,0,0) rotateY(6deg);transform-origin:left center}
.dp-r{right:0;transform:translate3d(101%,0,0) rotateY(-6deg);transform-origin:right center}
.door.active .dp-l,.door.active .dp-r{transform:translate3d(0,0,0) rotateY(0deg)}
.door.opening .dp-l{transform:translate3d(-101%,0,0) rotateY(9deg);transition:transform 1s cubic-bezier(.16,.84,.24,1)}
.door.opening .dp-r{transform:translate3d(101%,0,0) rotateY(-9deg);transition:transform 1s cubic-bezier(.16,.84,.24,1)}

/* 门内侧的警示斜纹 */
.dp-stripe{
  position:absolute;top:0;bottom:0;width:26px;
  background:repeating-linear-gradient(135deg,
    color-mix(in srgb,var(--a) 55%,transparent) 0 9px,
    rgba(3,5,12,.9) 9px 18px);
  opacity:.5;
}
.dp-l .dp-stripe{right:0}
.dp-r .dp-stripe{left:0}
/* 门上的加强筋 */
.dp-rib{
  position:absolute;top:50%;transform:translateY(-50%);width:64%;height:38%;
  border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05);
  background:repeating-linear-gradient(180deg,rgba(255,255,255,.022) 0 2px,transparent 2px 14px);
}
.dp-l .dp-rib{left:6%}
.dp-r .dp-rib{right:6%}

/* 中线光缝 */
.door-seam{
  position:absolute;top:0;bottom:0;left:50%;width:2px;transform:translateX(-50%) scaleY(.2);
  background:linear-gradient(180deg,transparent,var(--a),transparent);
  box-shadow:0 0 26px 5px color-mix(in srgb,var(--a) 60%,transparent);
  opacity:0;transition:opacity .3s,transform .5s var(--ease);
}
.door.locked .door-seam{opacity:1;transform:translateX(-50%) scaleY(1)}
.door.opening .door-seam{
  opacity:0;width:64vw;
  background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--a) 70%,#fff),transparent);
  transition:opacity .85s ease-out,width .85s ease-out;
}

/* 门上的 HUD */
.door-hud{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  display:grid;justify-items:center;gap:9px;text-align:center;width:min(420px,84vw);
  opacity:0;transition:opacity .3s;
}
.door.locked .door-hud{opacity:1}
.door.opening .door-hud{opacity:0;transition:opacity .3s}
.door-hud b{font-size:clamp(17px,2.4vw,23px);font-weight:800;letter-spacing:.06em}
.dh-sub{font-size:11.5px;color:var(--dim);letter-spacing:.1em;min-height:1.2em}
.dh-bar{width:190px;height:2px;border-radius:2px;background:rgba(255,255,255,.1);overflow:hidden}
.dh-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--a),var(--b));box-shadow:0 0 12px var(--a)}

/* 命令栏下方的即时回答（问身份、闲聊、能当场答的问题都落这儿） */
.cmd-answer{
  width:min(720px,100%);margin-top:6px;text-align:left;
  max-height:0;opacity:0;overflow:hidden;
  border-radius:15px;border:1px solid transparent;
  transition:.5s var(--ease);
}
.cmd-answer.show{
  max-height:min(46vh,420px);opacity:1;overflow-y:auto;
  padding:15px 18px;border-color:var(--hair);
  background:linear-gradient(120deg,var(--glass2),var(--glass));
  box-shadow:0 22px 54px -30px #000;
}
.cmd-answer{font-size:14px;line-height:1.7;color:var(--ink);white-space:pre-wrap;word-break:break-word}
.cmd-answer.typing::after{
  content:'';display:inline-block;width:7px;height:1em;vertical-align:-2px;margin-left:3px;
  background:var(--a);box-shadow:0 0 10px var(--a);animation:caret 1s steps(2) infinite;
}
.cmd-answer pre{
  margin:9px 0 3px;padding:11px 13px;border-radius:10px;overflow-x:auto;white-space:pre;
  background:rgba(0,0,0,.45);border:1px solid var(--hair);
  font:12.5px/1.7 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.cmd-answer pre::before{
  content:attr(data-lang);display:block;margin-bottom:6px;
  font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);
}
.cmd-answer code{padding:1px 5px;border-radius:5px;background:rgba(255,255,255,.08);
  font:12.5px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--a)}
.cmd-answer pre code{padding:0;background:none;color:var(--ink)}
.cmd-answer .chip{margin-top:10px}

/* ==================================================================== */
/* AI 回答的 markdown 排版（.md 类在流式结束后才加上）                    */
/* ==================================================================== */
.msg.md,.cmd-answer.md{white-space:normal}
.md>*:first-child{margin-top:0}
.md>*:last-child{margin-bottom:0}
.md p{margin:0 0 .62em}
.md h3,.md h4,.md h5,.md h6{
  margin:1.05em 0 .45em;font-weight:700;letter-spacing:.01em;line-height:1.35;
  color:#fff;
}
.md h3{font-size:1.13em}
.md h4{font-size:1.05em}
.md h5,.md h6{font-size:1em;color:var(--a)}
.md ul,.md ol{margin:.35em 0 .7em;padding-left:1.35em}
.md li{margin:.22em 0}
.md ul li::marker{color:var(--a)}
.md ol li::marker{color:var(--a);font-variant-numeric:tabular-nums}
.md blockquote{
  margin:.6em 0;padding:.5em .9em;border-left:2px solid color-mix(in srgb,var(--a) 55%,transparent);
  background:rgba(255,255,255,.035);border-radius:0 9px 9px 0;color:var(--dim);
}
.md hr{margin:.9em 0;border:0;height:1px;background:var(--hair)}
.md a{color:var(--a);text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}
.md a:hover{color:#fff}
.md b{color:#fff;font-weight:700}
.md i{font-style:italic;color:var(--ink)}
.md del{opacity:.6}
.md table{border-collapse:collapse}

/* ==================================================================== */
/* 特效开关：怀疑闪屏/卡顿时一键关掉动态层                                */
/* ==================================================================== */
.hud{pointer-events:none}
.hud .fxbtn{pointer-events:auto}
.fxbtn{
  font-size:10.5px;letter-spacing:.12em;color:var(--faint);
  padding:4px 10px;border-radius:999px;border:1px solid var(--hair);
  background:var(--glass);transition:.3s;
}
.fxbtn:hover{color:#fff;border-color:color-mix(in srgb,var(--a) 50%,transparent)}
.fxbtn b{color:var(--c);font-weight:600}
.lite .fxbtn b{color:#f87171}

/* 关掉之后：背景画布停掉，所有装饰动画停掉，只留纯静态界面 */
.lite #gl{display:none}
.lite{background:
  radial-gradient(120% 90% at 50% 26%,color-mix(in srgb,var(--a) 9%,transparent),transparent 62%),
  radial-gradient(90% 70% at 80% 90%,color-mix(in srgb,var(--b) 8%,transparent),transparent 60%),
  var(--bg) !important;}
.lite .grain,.lite .vignette{display:none}
.lite .site-pv .scan{display:none}
.lite .site::after{display:none}
.lite .site{transform:none !important;transition:box-shadow .3s}
.lite .site::before{display:none}
.lite .gate-orb .ring,.lite .gate-orb .core,.lite .cmd-ico i{animation:none}
.lite .tele .dot,.lite .site-dot.up i,.lite .ask-tab i{animation:none}
.lite .bars i{transition:none}

/* ==================================================================== */
/* 沉浸模式：站内窗口打开时，外层全部让位                                 */
/* ==================================================================== */
.vmute{
  font-size:10px;letter-spacing:.14em;color:var(--faint);
  padding:3px 9px;border-radius:5px;border:1px solid var(--hair);white-space:nowrap;
}
@media (max-width:640px){.vmute{display:none}}

/* 外层 UI 淡出（不是 display:none —— 保留关闭动画的过渡） */
.immersive .hud,
.immersive .dock,
.immersive .ask,
.immersive .frame,
.immersive .narrator{opacity:0;pointer-events:none;transition:opacity .4s var(--ease)}
/* 背景与装饰层直接摘掉，GPU 全让给站内播放器 */
.immersive #gl,
.immersive .grain,
.immersive .vignette{display:none}
.immersive .stage{opacity:.06;pointer-events:none}
.immersive .site-pv .scan,
.immersive .cmd-ico i{animation:none}
/* 窗口本体撑到最大，边框收窄，更像真的全屏 */
.immersive .viewer{padding:clamp(4px,1vw,14px)}

/* ==================================================================== */
/* 静态模式（特效=关）：一刀切掉所有动画/过渡/滤镜/3D，用来定位闪屏         */
/* 如果开了这个还闪，就说明不是本页 CSS/JS 造成的                          */
/* ==================================================================== */
.lite *,
.lite *::before,
.lite *::after{
  animation:none !important;
  transition:none !important;
  filter:none !important;
  backdrop-filter:none !important;
  mask-image:none !important;
  -webkit-mask-image:none !important;
  mask:none !important;
}
/* 入场动画是 opacity:0 → 1，动画一禁就会永远停在透明，这里补回可见 */
.lite .site,
.lite .gate-log div{opacity:1 !important;transform:none !important}
.lite .grid{perspective:none}
.lite .site{transform-style:flat;contain:none}
.lite .viewer{perspective:none}
.lite .door-panel{will-change:auto}

/* 站点卡片上的对端版本徽标：拉通清单后显示"已联动"，只兜底时只显示版本号 */
.site-ver{
  display:inline-block; margin-left:6px; padding:1px 6px; border-radius:6px;
  font-size:10px; line-height:1.6; letter-spacing:.04em;
  color:#7c8aa6; background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.07);
}
.site-ver.linked{
  color:var(--ca,#22d3ee); border-color:color-mix(in srgb, var(--ca,#22d3ee) 36%, transparent);
  background:color-mix(in srgb, var(--ca,#22d3ee) 10%, transparent);
}