/* ============================================================
   Doin.ai v5 · V1 文案/结构 × v4 Black Hardcore Tech 皮肤
   视觉语言：Nvidia × Tesla Cyberpunk
   纯黑 #050608 + 钛灰 + 电光绿 #76FF03 + 警示橙 #FF6B00
   原则：DOM 与 V1 完全一致，仅重做视觉；内联浅色用属性选择器映射
   ============================================================ */

/* ---------- 1. Design Tokens（v4 令牌 + V1 变量别名） ---------- */
:root{
  /* v4 主令牌 */
  --bg:#050608;
  --bg-2:#0A0C10;
  --bg-3:#16181D;
  --bg-4:#1F2228;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --line-3:rgba(255,255,255,.22);
  --tint:rgba(118,255,3,.12);
  --tint-2:rgba(255,107,0,.12);
  --ink:#F2F4F8;
  --ink-2:#B8BEC9;
  --ink-3:#7B8493;
  --ink-4:#4A5260;
  --neon:#76FF03;
  --neon-2:#5BC800;
  --orange:#FF6B00;
  --orange-2:#FF8C3A;
  --blue:#3FA9FF;
  --grad:linear-gradient(120deg,#76FF03 0%,#3FA9FF 50%,#FF6B00 100%);
  --grad-soft:linear-gradient(120deg,rgba(118,255,3,.18) 0%,rgba(63,169,255,.18) 50%,rgba(255,107,0,.18) 100%);
  --r-sm:6px; --r:8px; --r-lg:12px; --r-xl:18px;
  --maxw:1280px;
  --header-h:72px;
  --font:'Inter','PingFang SC','Hiragino Sans GB','Microsoft YaHei',-apple-system,BlinkMacSystemFont,'Segoe UI','Helvetica Neue',Arial,sans-serif;
  --mono:'JetBrains Mono','SF Mono','Roboto Mono',ui-monospace,Menlo,Consolas,monospace;
  --display:'Inter','PingFang SC','Hiragino Sans GB','Microsoft YaHei',-apple-system,BlinkMacSystemFont,sans-serif;

  /* V1 变量别名（保证 V1 内联 var(...) 自动暗色化） */
  --bg-soft:#16181D;
  --surface:#0A0C10;
  --violet:#76FF03;
  --indigo:#3FA9FF;
  --purple:#9d8cff;
  --cyan:#38d6e8;
  --sky:#5fb8ff;
  --pink:#ff5db1;
  --emerald:#2fd77c;
  --amber:#FF8C3A;
  --grad-2:linear-gradient(120deg,#3FA9FF 0%,#76FF03 100%);
  --line-strong:rgba(118,255,3,.32);
  --shadow-sm:0 2px 10px rgba(0,0,0,.35);
  --shadow:0 16px 44px -14px rgba(0,0,0,.6);
  --shadow-lg:0 34px 90px -26px rgba(0,0,0,.75);
  --shadow-glow:0 0 28px rgba(118,255,3,.28);
}

/* ---------- 2. Reset & Base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);font-size:16px;line-height:1.7;color:var(--ink);background:var(--bg);
  background-image:radial-gradient(1200px 600px at 80% -10%,rgba(118,255,3,.08),transparent 60%),
    radial-gradient(900px 500px at 10% 90%,rgba(63,169,255,.06),transparent 60%);
  min-height:100vh;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;letter-spacing:.005em;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit;font-size:1rem;color:var(--ink)}
h1,h2,h3,h4{font-family:var(--display);line-height:1.15;font-weight:800;letter-spacing:-.025em;color:var(--ink);margin:0}
h1{font-size:clamp(2.4rem,5.5vw,4.4rem);line-height:1.08;font-weight:900}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem);line-height:1.16;font-weight:800}
h3{font-size:1.08rem;font-weight:700}
p{color:var(--ink-2)}
p b,li b{color:var(--ink)}
::selection{background:var(--neon);color:#000}
:focus-visible{outline:2px solid var(--neon);outline-offset:2px;border-radius:4px}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#07080b}
::-webkit-scrollbar-thumb{background:linear-gradient(#2a2f22,#1b2733);border-radius:99px;border:2px solid #07080b}
::-webkit-scrollbar-thumb:hover{background:linear-gradient(var(--neon-2),var(--blue))}

/* 顶部滚动进度 + 全局网格噪点（FX 层会驱动漂移动画） */
.scroll-progress{position:fixed;top:0;left:0;height:2px;background:var(--grad);width:0;z-index:9999;transition:width .1s linear;box-shadow:0 0 12px rgba(118,255,3,.6)}
body::before{content:"";position:fixed;inset:0;background-image:
  linear-gradient(rgba(255,255,255,.012) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.012) 1px,transparent 1px);
  background-size:48px 48px;pointer-events:none;z-index:1;opacity:.5}

/* ---------- 3. Utilities ---------- */
.container{width:min(var(--maxw),calc(100% - 64px));margin-inline:auto}
.section{padding:clamp(72px,9vw,120px) 0;position:relative}
.section-tight{padding:clamp(52px,7vw,88px) 0;position:relative}
.section-alt{background:var(--bg-2)}
.text-center{text-align:center}
.mx-auto{margin-inline:auto}
.muted{color:var(--ink-3)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:900;background-size:200% 200%;animation:gradShift 7s ease infinite}
.grad-text-2{background:var(--grad-2);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(1rem,1.3vw,1.14rem);color:var(--ink-2);max-width:64ch;line-height:1.85}
.text-center .lead{margin-inline:auto}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:.76rem;font-weight:700;letter-spacing:.2em;color:var(--neon);margin-bottom:16px}
.eyebrow::before{content:"";display:block;width:18px;height:1px;background:var(--neon);box-shadow:0 0 8px rgba(118,255,3,.5)}
.text-center .eyebrow::after{content:"";display:block;width:18px;height:1px;background:var(--neon);box-shadow:0 0 8px rgba(118,255,3,.5)}
.section-head{max-width:820px;margin:0 auto clamp(40px,5vw,62px)}
.section-head h2{margin:12px 0 14px}
.section-head .lead{margin-inline:auto}
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g-auto{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}

/* ---------- 4. Buttons / Badges / Chips ---------- */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:6px;font-weight:600;font-size:.92rem;white-space:nowrap;
  border:1px solid transparent;transition:.25s;overflow:hidden;isolation:isolate;font-family:var(--font)}
.btn .arr{display:inline-block;transition:transform .3s}
.btn:hover .arr{transform:translateX(4px)}
.btn-primary{background:var(--neon);color:#000;border-color:var(--neon);font-weight:700}
.btn-primary:hover{background:#fff;box-shadow:0 0 30px rgba(118,255,3,.5);transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--line-2);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon);background:var(--tint)}
.btn-dark{background:var(--ink);color:#000;border-color:var(--ink)}
.btn-dark:hover{transform:translateY(-2px);box-shadow:0 0 28px rgba(242,244,248,.3)}
.btn-lg{padding:16px 30px;font-size:1rem}
.btn-sm{padding:9px 17px;font-size:.82rem}
.btn-block{width:100%;justify-content:center}
.btn[disabled]{opacity:.65;cursor:not-allowed}

.badge{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:4px;font-size:.76rem;font-weight:600;
  background:var(--bg-3);border:1px solid var(--line-2);color:var(--neon);letter-spacing:.08em}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--neon);box-shadow:0 0 10px var(--neon);animation:pulse 1.6s infinite}
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;font-size:.8rem;font-weight:600;
  background:var(--tint);color:var(--neon);border:1px solid rgba(118,255,3,.22);transition:.25s}
a.chip:hover{color:var(--neon);border-color:var(--neon);box-shadow:0 0 16px rgba(118,255,3,.18)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}

/* ---------- 5. Aurora / 背景纹理 / 玻璃 ---------- */
.aurora{position:absolute;inset:0;overflow:hidden;z-index:0;pointer-events:none}
.aurora .blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;animation:float 18s ease-in-out infinite}
.aurora .b1{width:520px;height:520px;left:-140px;top:-180px;background:radial-gradient(circle,rgba(118,255,3,.20),transparent 65%)}
.aurora .b2{width:460px;height:460px;right:-120px;top:-120px;background:radial-gradient(circle,rgba(63,169,255,.18),transparent 65%);animation-delay:-6s}
.aurora .b3{width:420px;height:420px;left:38%;bottom:-260px;background:radial-gradient(circle,rgba(255,107,0,.14),transparent 65%);animation-delay:-11s}
.bg-grid{background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:46px 46px;-webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 0%,#000 50%,transparent 100%);mask-image:radial-gradient(ellipse 80% 70% at 50% 0%,#000 50%,transparent 100%)}
.bg-dots{background-image:radial-gradient(rgba(118,255,3,.16) 1.2px,transparent 1.2px);background-size:22px 22px}
.glass{background:rgba(10,12,16,.66);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);
  border:1px solid var(--line-2);box-shadow:var(--shadow)}
/* V1 浅色粒子画布由 fx.js 全局神经粒子替代，隐藏避免双层重复 */
#hero-canvas{display:none!important}

/* ---------- 6. Header / Nav / Dropdown / Drawer ---------- */
.site-header{position:fixed;inset:0 0 auto 0;z-index:100;height:var(--header-h);display:flex;align-items:center;
  background:rgba(5,6,8,.7);backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);
  border-bottom:1px solid transparent;transition:background .35s,border-color .35s,box-shadow .35s}
.site-header.scrolled{background:rgba(5,6,8,.92);border-bottom-color:var(--line-2);box-shadow:0 8px 30px -18px rgba(0,0,0,.8)}
.nav{display:flex;align-items:center;gap:22px;width:min(1320px,calc(100% - 44px));margin-inline:auto}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:1.12rem;letter-spacing:-.02em;color:var(--ink);flex-shrink:0}
.brand .logo{width:34px;height:34px;border-radius:8px;background:#0E1218;display:grid;place-items:center;
  border:1px solid rgba(118,255,3,.28);flex-shrink:0}
.brand .logo::before,.brand .logo::after{display:none}
.brand .logo svg{width:20px;height:20px}
.brand .logo svg path{stroke:var(--neon)}
.brand small{font-size:.62rem;font-weight:700;color:var(--neon);background:var(--tint);padding:2px 7px;border-radius:5px;display:block;margin-top:1px}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto;flex-wrap:nowrap}
.nav-link{position:relative;display:flex;align-items:center;gap:6px;padding:9px 13px;border-radius:6px;
  font-size:.9rem;font-weight:500;color:var(--ink-2);white-space:nowrap;transition:.25s}
.nav-link:hover{color:var(--ink);background:rgba(255,255,255,.04)}
.nav-link.active{color:var(--neon);background:var(--tint)}
.nav-link::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:1px;background:var(--neon);box-shadow:0 0 8px var(--neon);transform:scaleX(0);transform-origin:left;transition:transform .3s cubic-bezier(.2,.8,.2,1)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link .caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .25s;flex-shrink:0}
.has-drop{position:relative}
.drop{position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(10px);min-width:264px;padding:8px;border-radius:8px;
  background:rgba(10,12,16,.95);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--line-2);box-shadow:0 30px 80px rgba(0,0,0,.65);
  opacity:0;visibility:hidden;transition:.3s cubic-bezier(.2,.8,.2,1);z-index:110}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.drop a{display:flex;gap:11px;align-items:flex-start;padding:10px 12px;border-radius:6px;transition:background .2s}
.drop a:hover{background:rgba(118,255,3,.08)}
.drop .di{width:34px;height:34px;border-radius:6px;background:var(--bg-3);border:1px solid var(--line);display:grid;place-items:center;flex-shrink:0;font-size:16px}
.drop strong{display:block;font-size:.9rem;font-weight:700;color:var(--ink)}
.drop span span{color:var(--ink-3);font-size:.78rem}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.burger{display:none;width:40px;height:40px;border-radius:6px;border:1px solid var(--line-2);align-items:center;justify-content:center;flex-direction:column;gap:4px}
.burger span{display:block;width:18px;height:1.5px;background:var(--ink);border-radius:1px}

.drawer{position:fixed;inset:0;z-index:200;visibility:hidden}
.drawer.open{visibility:visible}
.drawer .mask{position:fixed;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);opacity:0;pointer-events:none;transition:opacity .3s;z-index:201}
.drawer.open .mask{opacity:1;pointer-events:auto}
.drawer-panel{position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);background:var(--bg-2);border-left:1px solid var(--line-2);
  padding:22px;overflow-y:auto;transform:translateX(100%);transition:transform .38s cubic-bezier(.2,.8,.2,1);z-index:202;box-shadow:-30px 0 80px rgba(0,0,0,.6)}
.drawer.open .drawer-panel{transform:none}
.drawer-panel h4{font-family:var(--mono);font-size:.72rem;color:var(--neon);letter-spacing:.2em;margin:20px 4px 8px}
.drawer-panel a{display:block;padding:12px 10px;border-radius:6px;font-weight:600;font-size:.95rem;color:var(--ink-2);border-bottom:1px solid var(--line)}
.drawer-panel a:hover,.drawer-panel a.active{background:var(--tint);color:var(--neon)}
.drawer-panel .brand{border-bottom:none;padding:12px 10px}
.drawer-panel .brand:hover{background:none}

/* ---------- 7. Home Hero ---------- */
.hero{position:relative;padding:calc(var(--header-h) + clamp(56px,8vw,100px)) 0 clamp(64px,9vw,110px);overflow:hidden}
.hero-grid-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;position:relative;z-index:2}
.hero h1 .line{display:block}
.hero .sub{margin:22px 0 30px;font-size:clamp(1.02rem,1.4vw,1.18rem);color:var(--ink-2);max-width:56ch;line-height:1.85}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:30px}
.hero-trust{display:flex;align-items:center;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-trust .avatars{display:flex}
.hero-trust .avatars i{width:38px;height:38px;border-radius:50%;border:2px solid var(--bg);margin-left:-11px;
  background:var(--bg-3);border:1px solid var(--line-2);display:grid;place-items:center;color:var(--neon);
  font-style:normal;font-size:.72rem;font-weight:800;font-family:var(--mono)}
.hero-trust .avatars i:first-child{margin-left:0}
.hero-trust small{color:var(--ink-3);font-size:.85rem;max-width:280px;line-height:1.6}
.hero-visual{position:relative;z-index:2;min-height:430px}

/* 驾驶舱 mock（暗色终端化） */
.mock{position:relative;border-radius:10px;background:linear-gradient(135deg,#0A0C10 0%,#14171D 100%);
  border:1px solid var(--line-2);box-shadow:0 30px 80px rgba(0,0,0,.6);padding:20px;overflow:hidden}
.mock::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 220px at 85% -5%,rgba(118,255,3,.08),transparent 60%)}
.mock>*{position:relative}
.mock-bar{display:flex;gap:7px;margin-bottom:15px;align-items:center}
.mock-bar i{width:11px;height:11px;border-radius:50%}
.mock-bar i:nth-child(1){background:var(--orange)}
.mock-bar i:nth-child(2){background:var(--neon)}
.mock-bar i:nth-child(3){background:var(--blue)}
.mock-bar span{margin-left:auto;font-family:var(--mono)!important;letter-spacing:.06em}
.mock-chart{position:relative;height:150px;border-radius:8px;background:rgba(255,255,255,.03);overflow:hidden;border:1px solid var(--line)}
.mock-chart svg{position:absolute;inset:0;width:100%;height:100%}
.mock-chart svg stop[stop-color="#8b5cf6"]{stop-color:#76FF03}
.mock-chart svg path[stroke="#8b5cf6"]{stroke:#76FF03}
.mock-chart svg path[stroke="#06b6d4"]{stroke:#3FA9FF}
.mock-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}
.mock-kpi{background:var(--bg-3);border:1px solid var(--line);border-radius:7px;padding:12px}
.mock-kpi b{display:block;font-size:1.15rem;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-family:var(--mono)}
.mock-kpi span{font-size:.72rem;color:var(--ink-3)}
.float-card{position:absolute;background:rgba(16,19,24,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line-2);border-radius:10px;padding:12px 15px;
  box-shadow:var(--shadow);display:flex;gap:11px;align-items:center;z-index:3;animation:floatY 6s ease-in-out infinite}
.float-card .fi{width:38px;height:38px;border-radius:8px;border:1px solid var(--line);display:grid;place-items:center;font-size:18px;flex-shrink:0}
.float-card b{font-size:.88rem;display:block;color:var(--ink)}
.float-card span span{font-size:.74rem;color:var(--ink-3)}
.fc-1{top:-22px;left:-28px}.fc-2{bottom:34px;left:-44px;animation-delay:-2.5s}
.fc-3{bottom:-24px;right:-18px;animation-delay:-4s}

/* ---------- 8. Page hero / Breadcrumb / Marquee ---------- */
.page-hero{position:relative;padding:calc(var(--header-h) + 92px) 0 72px;overflow:hidden}
.page-hero .container{position:relative;z-index:2}
.page-hero .aurora{z-index:0}
.page-hero h1{font-size:clamp(2rem,4vw,3.1rem)}
.page-hero .sub{margin:18px auto 0;max-width:66ch}
.breadcrumb{display:flex;gap:8px;align-items:center;font-size:.8rem;color:var(--ink-3);margin-bottom:18px;flex-wrap:wrap;font-family:var(--mono);letter-spacing:.08em}
.breadcrumb a{color:var(--ink-3);transition:.25s}
.breadcrumb a:hover{color:var(--neon)}
.breadcrumb .sep{opacity:.5}
.ph-actions{margin-top:28px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee-track{display:flex;gap:56px;width:max-content;animation:marquee 32s linear infinite;padding:8px 0}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track span{font-size:1rem;font-weight:700;color:var(--ink-3);white-space:nowrap;display:flex;align-items:center;gap:9px;transition:color .25s}
.marquee-track span:hover{color:var(--neon)}

/* ---------- 9. Cards ---------- */
.card{position:relative;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;
  transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s,border-color .35s;overflow:hidden;display:block}
.card::after{content:"";position:absolute;inset:0;border-radius:var(--r-lg);padding:1px;pointer-events:none;
  background:linear-gradient(135deg,transparent,rgba(118,255,3,.35),transparent);
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;
  opacity:0;transition:opacity .3s}
.card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--shadow)}
.card:hover::after{opacity:1}
.card .ci{width:50px;height:50px;border-radius:8px;display:grid;place-items:center;font-size:23px;margin-bottom:18px;
  background:var(--bg-3);border:1px solid var(--line-2);transition:transform .35s}
.card:hover .ci{transform:scale(1.06) rotate(-3deg);border-color:var(--neon)}
.card h3{margin-bottom:9px}
.card p{font-size:.92rem;line-height:1.75}
.card .more{display:inline-flex;margin-top:16px;gap:6px;color:var(--neon);font-weight:700;font-size:.88rem}
.card .more::after{content:"→";transition:transform .3s}
.card:hover .more::after{transform:translateX(5px)}
.card .tag{position:absolute;top:20px;right:20px}
.spotlight{position:relative}

/* 产品大卡 pcard */
.pcard{display:grid;grid-template-columns:.85fr 1.15fr;border-radius:var(--r-lg);overflow:hidden;
  background:var(--bg-2);border:1px solid var(--line);box-shadow:var(--shadow-sm);transition:.4s cubic-bezier(.2,.8,.2,1)}
.pcard:hover{box-shadow:var(--shadow);transform:translateY(-6px);border-color:var(--line-2)}
.pcard .p-visual{position:relative;padding:36px;display:flex;flex-direction:column;justify-content:space-between;min-height:320px;overflow:hidden}
.pcard .p-visual::before{content:"";position:absolute;inset:0;opacity:1}
.pv-1::before{background:linear-gradient(150deg,rgba(63,169,255,.15),rgba(118,255,3,.07))}
.pv-2::before{background:linear-gradient(150deg,rgba(118,255,3,.15),rgba(63,169,255,.07))}
.pv-3::before{background:linear-gradient(150deg,rgba(47,215,124,.13),rgba(63,169,255,.09))}
.pv-4::before{background:linear-gradient(150deg,rgba(255,107,0,.15),rgba(118,255,3,.07))}
.pcard .p-visual>*{position:relative}
.pcard .p-logo{width:58px;height:58px;border-radius:12px;display:grid;place-items:center;font-size:27px;
  background:rgba(5,6,8,.55);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}
.pcard .p-body{padding:36px}
.pcard .p-body h3{font-size:1.5rem;margin:6px 0 10px;line-height:1.3}
.pcard .p-body p{font-size:.93rem}
.pcard .feat-list{display:grid;grid-template-columns:1fr 1fr;gap:9px 18px;margin:20px 0 24px}
.pcard .feat-list li{display:flex;gap:9px;font-size:.9rem;color:var(--ink-2);align-items:flex-start}
.check{color:var(--neon);font-weight:900;flex-shrink:0;font-family:var(--mono)}

/* ---------- 10. Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.stat{padding:30px 24px;background:var(--bg);text-align:center;position:relative;transition:background .3s}
.stat:hover{background:var(--bg-2)}
.stat::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--neon),transparent);opacity:.6}
.stat b{display:block;font-family:var(--mono);font-size:clamp(1.9rem,3.2vw,2.7rem);font-weight:800;color:var(--ink);
  font-variant-numeric:tabular-nums;line-height:1.15;text-shadow:0 0 30px rgba(118,255,3,.12)}
.stat span{font-size:.85rem;color:var(--ink-3)}

/* ---------- 11. Steps / Timeline ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{position:relative;padding:26px 24px;border-radius:var(--r-lg);background:var(--bg-2);border:1px solid var(--line);transition:.3s}
.step:hover{border-color:var(--line-2);transform:translateY(-3px)}
.step::before{counter-increment:step;content:"0" counter(step);display:block;font-family:var(--mono);font-size:1.9rem;font-weight:800;
  color:var(--neon);opacity:.85;margin-bottom:10px;letter-spacing:.04em}
.step::after{content:"";position:absolute;top:44px;right:-22px;width:22px;height:1px;background:linear-gradient(90deg,var(--neon),transparent);opacity:.5;z-index:2}
.step:last-child::after{display:none}
.step h3{font-size:1.05rem;margin-bottom:7px}
.step p{font-size:.88rem}

.timeline{position:relative;max-width:860px;margin-inline:auto;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:1px;background:linear-gradient(180deg,var(--neon),var(--blue),transparent)}
.tl-item{position:relative;padding:0 0 34px 18px}
.tl-item::before{content:"";position:absolute;left:-31px;top:7px;width:11px;height:11px;border-radius:50%;
  background:var(--bg);border:2px solid var(--neon);box-shadow:0 0 10px var(--neon)}
.tl-item h3{font-size:1.1rem}
.tl-item .when{display:block;font-family:var(--mono);font-size:.72rem;font-weight:700;color:var(--neon);letter-spacing:.16em;margin-bottom:2px}
.tl-item p{font-size:.92rem;margin-top:5px}

/* ---------- 12. BLM ---------- */
.blm-wrap{border-radius:var(--r-lg);padding:34px;background:linear-gradient(160deg,#0D0F14,#0A0C10);
  border:1px solid var(--line-2);box-shadow:var(--shadow)}
.blm{display:grid;grid-template-columns:1fr 90px 1fr;align-items:stretch}
.blm-col{border-radius:var(--r);padding:22px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.blm-col h4{display:flex;align-items:center;gap:9px;font-size:1rem;margin-bottom:14px}
.blm-col h4 i{width:30px;height:30px;border-radius:6px;background:var(--grad);color:#000;display:grid;place-items:center;font-style:normal;font-size:.8rem;font-weight:800}
.blm-col ul li{padding:9px 12px;border-radius:6px;font-size:.88rem;color:var(--ink-2);display:flex;justify-content:space-between;gap:10px;border:1px dashed transparent}
.blm-col ul li:nth-child(odd){background:rgba(255,255,255,.04)}
.blm-col ul li em{font-style:normal;font-size:.72rem;color:var(--neon);background:var(--tint);padding:1px 8px;border-radius:5px;white-space:nowrap}
.blm-mid{display:flex;align-items:center;justify-content:center}
.blm-mid .engine{width:64px;height:64px;border-radius:50%;background:var(--grad);display:grid;place-items:center;color:#000;
  font-weight:900;font-size:.78rem;text-align:center;line-height:1.2;box-shadow:0 0 26px rgba(118,255,3,.4);animation:pulseGlow 3s infinite}
.blm-foot{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}
.blm-foot div{padding:14px 18px;border-radius:8px;background:rgba(255,255,255,.03);border:1px solid var(--line);font-size:.88rem;display:flex;gap:10px;align-items:center;color:var(--ink-2)}

/* ---------- 13. Tabs ---------- */
.tabs-nav{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:34px}
.tab-btn{padding:11px 22px;border-radius:6px;font-weight:700;font-size:.9rem;color:var(--ink-2);
  background:var(--bg-3);border:1px solid var(--line);transition:.3s}
.tab-btn:hover{color:var(--neon);border-color:var(--line-2)}
.tab-btn.active{color:#000;background:var(--neon);border-color:var(--neon);box-shadow:0 0 20px rgba(118,255,3,.25)}
.tab-panel{display:none;animation:fadeUp .55s cubic-bezier(.2,.8,.2,1)}
.tab-panel.active{display:block}

/* ---------- 14. Accordion ---------- */
.acc{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--bg-2);overflow:hidden;margin-bottom:12px;transition:border-color .3s,box-shadow .3s}
.acc:hover{border-color:var(--line-2)}
.acc.open{border-color:var(--neon);box-shadow:0 0 24px rgba(118,255,3,.08)}
.acc-head{width:100%;display:flex;justify-content:space-between;gap:16px;align-items:center;padding:20px 24px;text-align:left;font-weight:700;font-size:1rem;color:var(--ink)}
.acc-head .plus{flex-shrink:0;width:28px;height:28px;border-radius:5px;background:var(--bg-3);border:1px solid var(--line-2);display:grid;place-items:center;position:relative;transition:transform .35s}
.acc-head .plus::before,.acc-head .plus::after{content:"";position:absolute;background:var(--neon);border-radius:1px}
.acc-head .plus::before{width:12px;height:1.5px}
.acc-head .plus::after{width:1.5px;height:12px;transition:transform .35s}
.acc.open .plus::after{transform:scaleY(0)}
.acc-body{max-height:0;overflow:hidden;transition:max-height .45s cubic-bezier(.2,.8,.2,1)}
.acc-body p{padding:0 24px 22px;font-size:.93rem;line-height:1.8}

/* ---------- 15. Pricing ---------- */
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:stretch}
.price{position:relative;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 26px;display:flex;flex-direction:column;transition:.4s}
.price:hover{border-color:var(--line-3);transform:translateY(-6px);box-shadow:var(--shadow)}
.price.hot{border-color:var(--neon);box-shadow:0 0 0 1px var(--neon),0 24px 60px rgba(118,255,3,.12)}
.price .ribbon{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--neon);color:#000;
  font-size:.72rem;font-weight:800;padding:5px 15px;border-radius:4px;letter-spacing:.08em;white-space:nowrap}
.price .pname{font-family:var(--mono);font-size:.8rem;font-weight:700;color:var(--neon);letter-spacing:.14em}
.price .pdesc{font-size:.82rem;color:var(--ink-3);min-height:38px;margin:8px 0 16px}
.price .amount{font-family:var(--mono);font-size:2.3rem;font-weight:800;letter-spacing:-.03em;color:var(--ink)}
.price .amount small{font-size:.82rem;font-weight:500;color:var(--ink-3);margin-left:2px}
.price .fit-tag{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.74rem;font-weight:600;line-height:1.5;color:var(--neon);
  background:rgba(118,255,3,.06);border:1px solid rgba(118,255,3,.26);border-radius:var(--r-md);padding:10px 13px;margin:2px 0 6px;min-height:64px}
.price .fit-tag::before{content:"";flex:0 0 auto;width:7px;height:7px;border-radius:50%;background:var(--neon);
  box-shadow:0 0 0 3px rgba(118,255,3,.15),0 0 12px rgba(118,255,3,.7)}
.price.hot .fit-tag{background:rgba(118,255,3,.1);border-color:rgba(118,255,3,.45)}
.price ul{margin:20px 0 24px;display:grid;gap:10px;flex:1}
.price ul li{display:flex;gap:9px;font-size:.87rem;color:var(--ink-2);align-items:flex-start;line-height:1.55}
.price .btn{width:100%}

/* ---------- 16. Forms / Fail cards ---------- */
.form-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(26px,4vw,42px);box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:.82rem;font-weight:700;margin-bottom:7px;color:var(--ink-2)}
.field input,.field select,.field textarea{width:100%;padding:13px 16px;border-radius:6px;border:1px solid var(--line-2);
  background:var(--bg);color:var(--ink);transition:border-color .25s,box-shadow .25s}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-4)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--neon);box-shadow:0 0 0 3px rgba(118,255,3,.12);background:var(--bg-2)}
.field textarea{resize:vertical;min-height:110px}
.field option{background:var(--bg-2);color:var(--ink)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:.8rem;color:var(--ink-3);margin-top:10px}
.form-success{display:none;text-align:center;padding:34px;border-radius:var(--r);background:rgba(118,255,3,.06);border:1px solid rgba(118,255,3,.4)}
.form-success.show{display:block;animation:pop .5s cubic-bezier(.2,.8,.2,1)}
.form-success .si{width:60px;height:60px;border-radius:50%;background:var(--neon);color:#000;font-size:28px;
  display:grid;place-items:center;margin:0 auto 14px;font-weight:900}
.form-success h3{color:var(--ink)}
.link-cta{display:inline-block;margin-top:14px;color:var(--neon);font-weight:800;font-size:.9rem;transition:.25s}
.link-cta:hover{transform:translateX(4px);text-shadow:0 0 14px rgba(118,255,3,.4)}
.position-band{background:linear-gradient(180deg,#050608 0%,#0c0e13 45%,#0a0f16 100%)}
.fail-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;height:100%;box-shadow:var(--shadow-sm);transition:.35s}
.fail-card:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:var(--shadow)}
.fail-card .bad{display:inline-flex;align-items:center;gap:7px;font-size:.78rem;font-weight:800;color:#ff6b6b;background:rgba(255,107,107,.1);padding:5px 12px;border-radius:999px}
.fail-card .good{display:inline-flex;align-items:center;gap:7px;font-size:.78rem;font-weight:800;color:var(--neon);background:var(--tint);padding:5px 12px;border-radius:999px;margin-top:16px}
.fail-card p{font-size:.9rem;margin:10px 0 0}
.fail-card .answer{border-top:1px dashed var(--line-2);margin-top:16px;padding-top:4px}

/* ---------- 17. CTA band ---------- */
.cta-band{position:relative;border-radius:var(--r-xl);padding:clamp(48px,7vw,84px);text-align:center;overflow:hidden;
  background:linear-gradient(135deg,#0A0C10 0%,#16181D 100%);color:var(--ink);border:1px solid var(--line-2)}
.cta-band::before,.cta-band::after{content:"";position:absolute;border-radius:50%;filter:blur(60px);pointer-events:none}
.cta-band::before{width:360px;height:360px;background:rgba(118,255,3,.16);top:-160px;left:-90px;animation:float 14s infinite}
.cta-band::after{width:320px;height:320px;background:rgba(255,107,0,.13);bottom:-150px;right:-70px;animation:float 16s -7s infinite}
.cta-band h2{color:var(--ink);position:relative}
.cta-band p{color:var(--ink-2);position:relative;max-width:58ch;margin:14px auto 28px}
.cta-band .hero-actions{justify-content:center;position:relative;margin-top:0}
.cta-band .btn-ghost{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.28);color:var(--ink)}
.cta-band .btn-ghost:hover{background:var(--tint);border-color:var(--neon);color:var(--neon)}

/* ---------- 18. Tables ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--shadow-sm);background:var(--bg-2)}
table.cmp{width:100%;border-collapse:collapse;min-width:680px}
.cmp th,.cmp td{padding:15px 18px;text-align:left;font-size:.9rem;border-bottom:1px solid var(--line)}
.cmp th{background:var(--bg-3);font-weight:800;color:var(--neon);font-family:var(--mono);font-size:.76rem;letter-spacing:.1em;white-space:nowrap}
.cmp tr:last-child td{border-bottom:none}
.cmp tr:hover td{background:rgba(255,255,255,.02)}
.cmp td:not(:first-child),.cmp th:not(:first-child){text-align:center}
.cmp .yes{color:var(--neon);font-weight:900}
.cmp .no{color:var(--ink-4)}
.cmp .hot{color:var(--neon);font-weight:700}
.cmp .star{color:var(--neon);font-size:.85em;margin-left:2px}
.cmp-wrap{overflow-x:auto;border-radius:var(--r-lg);border:1px solid var(--line);background:var(--bg-2);padding:8px}

/* ---------- 19. Misc blocks ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.rev .split-media{order:-1}
.split-media{position:relative}
.media-frame{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line-2);position:relative;background:var(--bg-2)}
.media-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.media-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.45));pointer-events:none}
.icon-list{display:grid;gap:14px;margin-top:20px}
.icon-list li{display:flex;gap:13px;align-items:flex-start}
.icon-list .ic{width:40px;height:40px;border-radius:8px;background:var(--bg-3);border:1px solid var(--line-2);display:grid;place-items:center;flex-shrink:0;font-size:18px}
.icon-list b{display:block;font-size:.97rem;color:var(--ink)}
.icon-list p{font-size:.88rem;margin:2px 0 0}

.quote{border-radius:var(--r-lg);padding:34px;background:var(--bg-2);border:1px solid var(--line);box-shadow:var(--shadow-sm);position:relative;transition:.3s}
.quote:hover{border-color:var(--line-2)}
.quote::before{content:"“";position:absolute;top:-6px;left:24px;font-size:5.4rem;color:rgba(118,255,3,.18);font-family:Georgia,serif;line-height:1}
.quote p{font-size:1.02rem;font-weight:600;color:var(--ink);position:relative}
.quote .who{display:flex;align-items:center;gap:12px;margin-top:20px}
.quote .who i{width:46px;height:46px;border-radius:50%;background:var(--grad);font-style:normal;color:#000;display:grid;place-items:center;font-weight:800}
.quote .who b{display:block;font-size:.92rem;color:var(--ink)}
.quote .who span{font-size:.8rem;color:var(--ink-3)}
.quote .who span span{display:block}

.logos-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px}
.logo-pill{background:var(--bg-2);border:1px solid var(--line);border-radius:8px;padding:18px;text-align:center;
  font-weight:800;color:var(--ink-3);transition:.3s;box-shadow:var(--shadow-sm)}
.logo-pill:hover{color:var(--neon);border-color:var(--neon);transform:translateY(-3px)}

.metric-strip{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.metric-strip .chip{padding:8px 15px;font-size:.85rem}

.agent-face{width:54px;height:54px;border-radius:12px;display:grid;place-items:center;font-size:24px;position:relative;
  background:var(--bg-3);border:1px solid var(--line-2)}
.live-dot{position:absolute;right:-2px;bottom:-2px;width:14px;height:14px;border-radius:50%;background:var(--emerald);
  border:2.5px solid var(--bg-2);animation:pulseDot 1.8s infinite}

.dashboard-mini{border-radius:var(--r-lg);background:var(--bg-2);border:1px solid var(--line);box-shadow:var(--shadow);padding:20px}
.dash-bars{display:flex;align-items:flex-end;gap:10px;height:130px;margin-top:14px}
.dash-bars i{flex:1;border-radius:6px 6px 3px 3px;background:linear-gradient(180deg,#76FF03,#3FA9FF);position:relative;transition:height 1s cubic-bezier(.2,.8,.2,1)}
.dash-bars i:hover{background:linear-gradient(180deg,#3FA9FF,#FF6B00)}

.post-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:.4s;display:block}
.post-card:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:var(--shadow)}
.post-cover{height:170px;position:relative;overflow:hidden}
.post-cover .pc-grad{position:absolute}
.post-body{padding:22px}
.post-body .pm{font-size:.74rem;color:var(--neon);font-weight:700;letter-spacing:.12em;font-family:var(--mono)}
.post-body h3{font-size:1.08rem;margin:8px 0}
.post-body .pm2{font-size:.82rem;color:var(--ink-3);display:flex;gap:12px;margin-top:12px}

/* ---------- 20. Footer ---------- */
.site-footer{position:relative;background:#07080b;color:var(--ink-2);padding:70px 0 28px;overflow:hidden;border-top:1px solid var(--line)}
.site-footer::before{content:"";position:absolute;inset:0;background:
  radial-gradient(600px 300px at 15% -50px,rgba(118,255,3,.1),transparent 60%),
  radial-gradient(500px 260px at 90% -80px,rgba(63,169,255,.08),transparent 60%);pointer-events:none}
.footer-grid{position:relative;display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:34px}
.footer-brand .brand{color:var(--ink);margin-bottom:14px}
.footer-brand p{font-size:.88rem;max-width:32ch}
.footer-col h4{color:var(--neon);font-family:var(--mono);font-size:.74rem;margin-bottom:16px;letter-spacing:.16em;font-weight:700}
.footer-col a{display:block;padding:5px 0;font-size:.87rem;color:var(--ink-2);transition:.25s}
.footer-col a:hover{color:var(--neon);transform:translateX(4px)}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{width:38px;height:38px;border-radius:8px;background:rgba(255,255,255,.06);border:1px solid var(--line);display:grid;place-items:center;transition:.3s}
.footer-social a:hover{background:var(--neon);border-color:var(--neon);transform:translateY(-3px)}
.footer-bottom{position:relative;margin-top:52px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.82rem;color:var(--ink-3)}
.footer-bottom a:hover{color:var(--neon)}
.site-footer .container>.footer-bottom{margin-top:40px}

/* ---------- 21. To-top / Reveal ---------- */
.to-top{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;background:var(--bg-2);
  border:1px solid var(--line-2);color:var(--ink);display:grid;place-items:center;
  box-shadow:var(--shadow);z-index:90;opacity:0;pointer-events:none;transform:translateY(16px) scale(.9);transition:.35s;font-size:16px}
.to-top.show{opacity:1;pointer-events:auto;transform:none}
.to-top:hover{background:var(--neon);color:#000;border-color:var(--neon)}
.to-top::after{content:"";position:absolute;inset:-3px;border-radius:50%;
  background:conic-gradient(var(--neon) calc(var(--p,0)*1%),rgba(255,255,255,.08) 0);
  -webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 2.5px),#000 calc(100% - 2.5px));
  mask:radial-gradient(farthest-side,transparent calc(100% - 2.5px),#000 calc(100% - 2.5px));opacity:.9}

[data-reveal]{opacity:0;transform:translateY(30px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal="left"]{transform:translateX(-40px)}
[data-reveal="right"]{transform:translateX(40px)}
[data-reveal="zoom"]{transform:scale(.93)}
[data-reveal].in[data-reveal="left"],[data-reveal].in[data-reveal="right"],[data-reveal].in[data-reveal="zoom"]{transform:none}
.d-1{transition-delay:.08s}.d-2{transition-delay:.16s}.d-3{transition-delay:.24s}.d-4{transition-delay:.32s}.d-5{transition-delay:.4s}.d-6{transition-delay:.48s}

/* ---------- 22. Keyframes ---------- */
@keyframes gradShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-28px) scale(1.08)}}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-13px)}}
@keyframes marquee{to{transform:translateX(-50%)}}
@keyframes pulseDot{0%{box-shadow:0 0 0 0 rgba(47,215,124,.55)}70%{box-shadow:0 0 0 9px rgba(47,215,124,0)}100%{box-shadow:0 0 0 0 rgba(47,215,124,0)}}
@keyframes pulseGlow{0%,100%{box-shadow:0 0 0 0 rgba(118,255,3,.4)}50%{box-shadow:0 0 0 16px rgba(118,255,3,0)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes pop{0%{opacity:0;transform:scale(.92)}100%{opacity:1;transform:scale(1)}}
@keyframes dash{to{stroke-dashoffset:0}}

/* ============================================================
   FX LAYER · 移植自 v4（AI 特效层，独立渲染，pointer-events:none）
   z-index：-1 神经粒子 / 1 网格噪点 / 100 顶栏 / 201-202 抽屉
            9000 光标 / 9500 ⌘K / 9800 切换 / 10000 开机引导
   ============================================================ */
@keyframes gridDrift{from{background-position:0 0,0 0}to{background-position:48px 48px,48px 48px}}
body::before{animation:gridDrift 24s linear infinite}
#fx-neural{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.55}

#fx-cursor{position:fixed;top:0;left:0;width:22px;height:22px;border-radius:50%;border:1px solid rgba(118,255,3,.65);box-shadow:0 0 16px rgba(118,255,3,.3),inset 0 0 8px rgba(118,255,3,.22);pointer-events:none;z-index:9000;transform:translate(-50%,-50%);transition:width .25s cubic-bezier(.2,.8,.2,1),height .25s cubic-bezier(.2,.8,.2,1),border-color .25s,opacity .3s;mix-blend-mode:screen;will-change:transform}
#fx-cursor::after{content:"";position:absolute;left:50%;top:50%;width:4px;height:4px;margin:-2px 0 0 -2px;border-radius:50%;background:var(--neon);box-shadow:0 0 8px var(--neon)}
#fx-cursor.hot{width:46px;height:46px;border-color:rgba(63,169,255,.8);box-shadow:0 0 26px rgba(63,169,255,.35),inset 0 0 12px rgba(63,169,255,.25)}
#fx-cursor.hot::after{background:var(--blue);box-shadow:0 0 8px var(--blue)}
#fx-glow{position:fixed;top:0;left:0;width:360px;height:360px;border-radius:50%;pointer-events:none;z-index:8999;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(118,255,3,.07) 0%,rgba(118,255,3,.025) 35%,transparent 65%);transition:opacity .4s;will-change:transform}
body.fx-off #fx-cursor,body.fx-off #fx-glow,body.fx-off #fx-neural{display:none}
@media(pointer:coarse){#fx-cursor,#fx-glow{display:none}}

#fx-boot{position:fixed;inset:0;z-index:10000;background:#050608;display:flex;align-items:center;justify-content:center;transition:opacity .55s ease,visibility .55s}
#fx-boot.done{opacity:0;visibility:hidden}
#fx-boot .fb-inner{width:min(560px,86vw);font-family:var(--mono)}
#fx-boot .fb-logo{font-size:1.2rem;font-weight:900;letter-spacing:.32em;color:var(--neon);margin-bottom:26px;text-shadow:0 0 24px rgba(118,255,3,.5)}
#fx-boot .fb-logo em{font-style:normal;color:var(--ink-3);font-size:.7rem;letter-spacing:.2em;margin-left:12px}
#fx-boot .fb-lines{font-size:.78rem;line-height:2;color:var(--ink-3);min-height:160px}
#fx-boot .fb-lines div{opacity:0;transform:translateY(6px);animation:fbLine .3s forwards}
#fx-boot .fb-lines b{color:var(--neon);font-weight:700}
#fx-boot .fb-lines .warn{color:var(--orange)}
#fx-boot .fb-bar{height:2px;background:var(--bg-3);margin-top:22px;overflow:hidden;border-radius:2px}
#fx-boot .fb-bar i{display:block;height:100%;width:0;background:var(--neon);box-shadow:0 0 12px var(--neon);animation:fbBar 1.15s cubic-bezier(.2,.8,.2,1) forwards}
#fx-boot .fb-meta{display:flex;justify-content:space-between;margin-top:10px;font-size:.66rem;color:var(--ink-4);letter-spacing:.16em}
@keyframes fbLine{to{opacity:1;transform:translateY(0)}}
@keyframes fbBar{to{width:100%}}
body.fx-booting{overflow:hidden}
body.fx-off #fx-boot{display:none}

.hero-terminal,.err-terminal{position:relative}
.hero-terminal::after,.err-terminal::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:repeating-linear-gradient(0deg,rgba(255,255,255,.022) 0 1px,transparent 1px 3px)}
.fx-beam{position:absolute;left:0;right:0;height:90px;top:-90px;background:linear-gradient(180deg,transparent,rgba(118,255,3,.06) 45%,rgba(118,255,3,.1) 50%,rgba(118,255,3,.06) 55%,transparent);pointer-events:none;animation:fxBeam 7s linear infinite}
@keyframes fxBeam{0%{top:-90px}100%{top:100%}}
.fx-armed .ht-body .ln{opacity:0;transform:translateX(-10px)}
.fx-armed .fx-live .ht-body .ln{opacity:1;transform:none;transition:opacity .4s ease,transform .4s ease}
.fx-caret{display:inline-block;width:7px;height:12px;background:var(--neon);margin-left:4px;vertical-align:-1px;box-shadow:0 0 8px var(--neon);animation:fxCaret 1s steps(1) infinite}
@keyframes fxCaret{0%,49%{opacity:1}50%,100%{opacity:0}}

.fx-eq{display:inline-flex;align-items:flex-end;gap:2px;height:10px}
.live .fx-eq i{width:2px!important;height:100%!important;border-radius:1px!important;background:var(--neon);box-shadow:0 0 6px rgba(118,255,3,.6);transform-origin:bottom;animation:fxEq 1.1s ease-in-out infinite;margin:0!important;display:block}
.live .fx-eq i:nth-child(1){animation-delay:-.5s;height:60%}
.live .fx-eq i:nth-child(2){animation-delay:-.2s;height:100%}
.live .fx-eq i:nth-child(3){animation-delay:-.8s;height:45%}
.live .fx-eq i:nth-child(4){animation-delay:-.35s;height:75%}
@keyframes fxEq{0%,100%{transform:scaleY(.35)}50%{transform:scaleY(1)}}

.card,.price{position:relative}
.fx-spot::before{content:""!important;position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:radial-gradient(260px circle at var(--mx,50%) var(--my,50%),rgba(118,255,3,.09),rgba(63,169,255,.04) 40%,transparent 65%);opacity:0;transition:opacity .35s;z-index:1;-webkit-mask:none!important;mask:none!important;padding:0!important}
.fx-spot:hover::before{opacity:1}
.fx-tilt{transform-style:preserve-3d;will-change:transform;transition:transform .18s ease-out,border-color .3s,box-shadow .3s!important}
.fx-tilt>*{position:relative;z-index:2}
.fx-flick{font-variant-numeric:tabular-nums}

.btn-primary{position:relative;overflow:hidden}
.btn-primary::after{content:"";position:absolute;top:0;bottom:0;width:45%;left:-55%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.4),transparent);transform:skewX(-20deg);pointer-events:none}
.btn-primary:hover::after{animation:fxShine .85s ease}
@keyframes fxShine{to{left:135%}}

.nav-clock{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.68rem;color:var(--ink-3);letter-spacing:.1em;padding:0 10px;border-left:1px solid var(--line);border-right:1px solid var(--line);height:28px;margin-right:4px}
.nav-clock i{width:5px;height:5px;border-radius:50%;background:var(--neon);box-shadow:0 0 8px var(--neon);animation:pulse 1.6s infinite}
.nav-clock b{color:var(--ink-2);font-weight:500}
.nav-clock em{font-style:normal;color:var(--neon);font-size:.62rem}

.fx-ticker{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-2);overflow:hidden;position:relative;z-index:2}
.fx-ticker-track{display:flex;align-items:center;width:max-content;animation:fxTick 46s linear infinite}
.fx-ticker:hover .fx-ticker-track{animation-play-state:paused}
.fx-ticker-item{display:inline-flex;align-items:center;gap:9px;padding:13px 26px;font-family:var(--mono);font-size:.72rem;color:var(--ink-3);letter-spacing:.12em;text-transform:uppercase;white-space:nowrap;border-right:1px solid var(--line)}
.fx-ticker-item i{width:5px;height:5px;border-radius:50%;background:var(--neon);box-shadow:0 0 8px var(--neon);flex-shrink:0}
.fx-ticker-item b{color:var(--neon);font-weight:700}
.fx-ticker-item.warn i{background:var(--orange);box-shadow:0 0 8px var(--orange)}
.fx-ticker-item.warn b{color:var(--orange)}
.fx-ticker-item.blue i{background:var(--blue);box-shadow:0 0 8px var(--blue)}
.fx-ticker-item.blue b{color:var(--blue)}
@keyframes fxTick{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.fx-decoding{white-space:pre-line!important}
.grid [style*="padding:22px"]{transition:background .3s,transform .3s}
.grid [style*="padding:22px"]:hover{background:var(--bg-2)!important;transform:translateY(-2px)}
.grid [style*="padding:22px"]:hover h4{color:var(--neon)}
.badge{position:relative;overflow:hidden}
.badge::after{content:"";position:absolute;top:0;bottom:0;width:30%;left:-40%;background:linear-gradient(100deg,transparent,rgba(118,255,3,.18),transparent);animation:fxBadgeSweep 5s ease-in-out infinite}
@keyframes fxBadgeSweep{0%,70%{left:-40%}100%{left:130%}}

.hud-c{position:absolute;width:14px;height:14px;pointer-events:none;z-index:3;opacity:.75;transition:opacity .3s}
.hero-terminal:hover .hud-c,.err-terminal:hover .hud-c{opacity:1}
.hud-c.tl{top:8px;left:8px;border-top:2px solid var(--neon);border-left:2px solid var(--neon);border-top-left-radius:3px}
.hud-c.tr{top:8px;right:8px;border-top:2px solid var(--neon);border-right:2px solid var(--neon);border-top-right-radius:3px}
.hud-c.bl{bottom:8px;left:8px;border-bottom:2px solid var(--neon);border-left:2px solid var(--neon);border-bottom-left-radius:3px}
.hud-c.br{bottom:8px;right:8px;border-bottom:2px solid var(--neon);border-right:2px solid var(--neon);border-bottom-right-radius:3px}

.fx-rip{overflow:hidden}
.fx-ripple{position:absolute;border-radius:50%;pointer-events:none;background:radial-gradient(circle,rgba(118,255,3,.32),rgba(118,255,3,.06) 45%,transparent 70%);transform:translate(-50%,-50%) scale(0);animation:fxRip .62s cubic-bezier(.2,.8,.2,1) forwards;z-index:5}
.btn-ghost .fx-ripple{background:radial-gradient(circle,rgba(63,169,255,.28),rgba(63,169,255,.05) 45%,transparent 70%)}
@keyframes fxRip{to{transform:translate(-50%,-50%) scale(3.4);opacity:0}}
.btn.fx-mag{will-change:transform}
.page-hero .container{will-change:transform}
@media(max-width:1024px){.page-hero .container{transform:none!important}}

@keyframes fxDataPop{0%{color:var(--neon);text-shadow:0 0 14px rgba(118,255,3,.7)}100%{text-shadow:none}}
.ht-body .v.fx-pop{animation:fxDataPop 1s ease}
.fx-ticker-item b.fx-pop{animation:fxDataPop 1s ease}

#fx-toasts{position:fixed;left:22px;bottom:22px;z-index:9100;display:flex;flex-direction:column;gap:10px;pointer-events:none;max-width:min(380px,90vw)}
.fx-toast{pointer-events:auto;display:flex;gap:12px;align-items:flex-start;background:rgba(10,12,16,.92);border:1px solid var(--line-2);border-left:2px solid var(--neon);border-radius:6px;padding:13px 14px;box-shadow:0 18px 50px rgba(0,0,0,.55);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transform:translateX(-120%);opacity:0;transition:transform .5s cubic-bezier(.2,.8,.2,1),opacity .4s;position:relative;overflow:hidden}
.fx-toast.in{transform:translateX(0);opacity:1}
.fx-toast.warn{border-left-color:var(--orange)}
.fx-toast.blue{border-left-color:var(--blue)}
.fx-toast .ft-ic{flex-shrink:0;width:26px;height:26px;border-radius:4px;background:var(--tint);display:grid;place-items:center;font-family:var(--mono);font-size:.62rem;font-weight:900;color:var(--neon);letter-spacing:.04em}
.fx-toast.warn .ft-ic{background:var(--tint-2);color:var(--orange)}
.fx-toast.blue .ft-ic{background:rgba(63,169,255,.12);color:var(--blue)}
.fx-toast .ft-bd{flex:1;min-width:0}
.fx-toast .ft-t{font-family:var(--mono);font-size:.62rem;color:var(--neon);letter-spacing:.16em;text-transform:uppercase;margin-bottom:3px}
.fx-toast.warn .ft-t{color:var(--orange)}
.fx-toast.blue .ft-t{color:var(--blue)}
.fx-toast .ft-m{font-size:.82rem;color:var(--ink-2);line-height:1.55}
.fx-toast .ft-x{flex-shrink:0;color:var(--ink-4);font-size:.95rem;line-height:1;padding:2px;transition:color .2s}
.fx-toast .ft-x:hover{color:var(--neon)}
.fx-toast .ft-bar{position:absolute;left:0;bottom:0;height:2px;background:var(--neon);width:100%;transform-origin:left;animation:ftBar linear forwards}
.fx-toast.warn .ft-bar{background:var(--orange)}
.fx-toast.blue .ft-bar{background:var(--blue)}
@keyframes ftBar{from{transform:scaleX(1)}to{transform:scaleX(0)}}
@media(max-width:760px){#fx-toasts{left:12px;right:12px;bottom:12px;max-width:none}}

#fx-cmd{position:fixed;inset:0;z-index:9500;display:none;align-items:flex-start;justify-content:center;padding:14vh 18px 0}
#fx-cmd.open{display:flex}
.fx-cmd-mask{position:absolute;inset:0;background:rgba(0,0,0,.62);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;transition:opacity .3s}
#fx-cmd.open .fx-cmd-mask{opacity:1}
.fx-cmd-panel{position:relative;width:min(620px,100%);background:rgba(10,12,16,.97);border:1px solid var(--neon);border-radius:10px;box-shadow:0 0 0 1px rgba(118,255,3,.25),0 40px 100px rgba(0,0,0,.7),0 0 60px rgba(118,255,3,.08);overflow:hidden;transform:translateY(-14px) scale(.985);opacity:0;transition:transform .32s cubic-bezier(.2,.8,.2,1),opacity .32s}
#fx-cmd.open .fx-cmd-panel{transform:translateY(0) scale(1);opacity:1}
.fx-cmd-search{display:flex;align-items:center;gap:12px;padding:17px 20px;border-bottom:1px solid var(--line)}
.fx-cmd-search .fx-cmd-glyph{color:var(--neon);font-family:var(--mono);font-size:.85rem;font-weight:900;text-shadow:0 0 10px rgba(118,255,3,.6)}
.fx-cmd-search input{flex:1;background:transparent;border:none;outline:none;color:var(--ink);font:inherit;font-family:var(--font);font-size:.95rem}
.fx-cmd-search input::placeholder{color:var(--ink-4)}
.fx-cmd-search kbd{font-family:var(--mono);font-size:.62rem;color:var(--ink-4);border:1px solid var(--line-2);border-radius:4px;padding:3px 7px;letter-spacing:.1em}
.fx-cmd-list{max-height:46vh;overflow:auto;padding:8px}
.fx-cmd-group{font-family:var(--mono);font-size:.62rem;color:var(--ink-4);letter-spacing:.2em;padding:10px 12px 6px;text-transform:uppercase}
.fx-cmd-item{display:flex;align-items:center;gap:12px;width:100%;text-align:left;padding:11px 12px;border-radius:6px;color:var(--ink-2);transition:background .15s,color .15s}
.fx-cmd-item .ci-k{flex-shrink:0;width:30px;height:30px;border-radius:5px;background:var(--bg-3);border:1px solid var(--line);display:grid;place-items:center;font-family:var(--mono);font-size:.7rem;color:var(--neon);font-weight:800}
.fx-cmd-item .ci-t{flex:1;font-size:.9rem}
.fx-cmd-item .ci-t small{display:block;font-size:.7rem;color:var(--ink-4);margin-top:2px}
.fx-cmd-item .ci-arr{font-family:var(--mono);font-size:.7rem;color:var(--ink-4)}
.fx-cmd-item.sel{background:var(--tint);color:var(--neon)}
.fx-cmd-item.sel .ci-k{border-color:var(--neon);box-shadow:0 0 12px rgba(118,255,3,.3)}
.fx-cmd-empty{padding:30px;text-align:center;color:var(--ink-4);font-family:var(--mono);font-size:.8rem;letter-spacing:.1em}
.fx-cmd-foot{display:flex;gap:18px;align-items:center;padding:11px 20px;border-top:1px solid var(--line);font-family:var(--mono);font-size:.62rem;color:var(--ink-4);letter-spacing:.12em;text-transform:uppercase}
.fx-cmd-foot kbd{border:1px solid var(--line-2);border-radius:3px;padding:2px 6px;color:var(--ink-3);margin-right:5px}
.nav-cmd{display:flex;align-items:center;gap:6px;height:28px;padding:0 9px;border:1px solid var(--line-2);border-radius:5px;color:var(--ink-3);font-family:var(--mono);font-size:.62rem;letter-spacing:.08em;transition:.25s;background:transparent}
.nav-cmd:hover{border-color:var(--neon);color:var(--neon);box-shadow:0 0 14px rgba(118,255,3,.18)}
.nav-cmd b{font-weight:700;color:inherit}

.fx-spec-cell{position:relative;overflow:hidden}
.fx-spec-cell::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,transparent 30%,rgba(118,255,3,.1) 48%,rgba(118,255,3,.18) 50%,rgba(118,255,3,.1) 52%,transparent 70%);transform:translateX(-130%);pointer-events:none}
.fx-spec-cell.fx-on::after{animation:fxSpecSweep .9s ease forwards}
@keyframes fxSpecSweep{to{transform:translateX(130%)}}
.fx-spec-cell.fx-on{border-color:var(--line-3)!important}
.fx-spec-cell.hot.fx-on{box-shadow:0 0 34px rgba(118,255,3,.22),inset 0 0 20px rgba(118,255,3,.05)}

#fx-wipe{position:fixed;inset:0;z-index:9800;pointer-events:none;opacity:0}
body.fx-leaving #fx-wipe{opacity:1}
#fx-wipe .w-bg{position:absolute;inset:0;background:radial-gradient(600px 300px at 50% 0%,rgba(118,255,3,.1),transparent 70%),#050608;opacity:0;transition:opacity .22s ease}
body.fx-leaving #fx-wipe .w-bg{opacity:.96}
#fx-wipe .w-line{position:absolute;left:0;right:0;height:2px;top:0;background:var(--neon);box-shadow:0 0 24px 4px rgba(118,255,3,.55);opacity:0}
body.fx-leaving #fx-wipe .w-line{opacity:1;animation:fxWipeLine .34s cubic-bezier(.6,0,.7,.3) forwards}
#fx-wipe .w-txt{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-family:var(--mono);font-size:.74rem;letter-spacing:.4em;color:var(--neon);opacity:0;text-shadow:0 0 18px rgba(118,255,3,.6)}
body.fx-leaving #fx-wipe .w-txt{opacity:1;transition:opacity .1s .08s}
@keyframes fxWipeLine{from{top:0}to{top:100%}}
.form .btn[data-analyzing]{position:relative}
.fx-dots::after{content:"";animation:fxDots 1.1s steps(4) infinite}
@keyframes fxDots{0%{content:""}25%{content:"."}50%{content:".."}75%{content:"..."}}

@media(prefers-reduced-motion:reduce){
  body::before,#fx-neural,.fx-beam,.fx-ticker-track,.fx-eq i,.badge::after,.btn-primary::after,#fx-boot .fb-bar i{animation:none!important}
  .ht-body .ln{opacity:1!important;transform:none!important}
  .hud-c,.fx-ripple,.fx-toast .ft-bar,.fx-spec-cell::after,#fx-wipe .w-line{animation:none!important}
  .nav-link::after{display:none}
}
@media(max-width:760px){
  #fx-neural{opacity:.3}
  .fx-spot::before{display:none}
  .fx-tilt{transform:none!important}
}

/* ============================================================
   23. V1 内联硬编码浅色 → 暗色映射（不改 HTML，仅属性选择器接管）
   ============================================================ */
/* 白色面：卡片 / 气泡 / 架构行 / KPI 块 */
[style*="background:#fff"]{background:var(--bg-3)!important}
[style*="background:#f5f7ff"],
[style*="background:#eef2ff"],
[style*="background:#f3f5ff"]{background:var(--bg-3)!important}
/* 持续复利等渐变白底步骤卡 */
[style*="linear-gradient(160deg,#fff,#f3f5ff)"]{background:linear-gradient(160deg,#0A0C10,#14161C)!important;border-color:var(--line-2)!important}
/* 紫色文字（含 CTA 大白按钮） */
[style*="color:#4f46e5"]{color:var(--neon)!important}
[style*="background:#fff"][style*="color:#4f46e5"]{
  background:var(--tint)!important;border:1px solid var(--neon);
  box-shadow:0 0 24px rgba(118,255,3,.16)!important;color:var(--neon)!important}
/* 次要灰字 */
[style*="color:#6b7490"]{color:var(--ink-3)!important}
/* 语义色文字 */
[style*="color:#b45309"]{color:var(--orange-2)!important}
[style*="color:#047857"]{color:var(--emerald)!important}
[style*="color:#ef4444"]{color:#ff6b6b!important}
[style*="color:#be123c"]{color:#ff6b8a!important}
/* 渐变底上的白字（聊天气泡 / 序号 / 实心 chip）→ 霓虹底黑字 */
[style*="background:var(--grad)"][style*="color:#fff"]{color:#050608!important}

/* 彩色浅底（emoji 图标块 / agent 头像 / 语言行 / 文章封面）→ 暗色调霓虹 tint */
[style*="#e0e7ff,#cffafe"]{background:linear-gradient(135deg,rgba(63,169,255,.18),rgba(118,255,3,.10))!important}
[style*="#cffafe,#ddd6fe"],
[style*="#06b6d4,#6366f1"],
[style*="#0ea5e9,#8b5cf6"]{background:linear-gradient(135deg,rgba(63,169,255,.18),rgba(157,140,255,.12))!important}
[style*="#fce7f3,#ede9fe"],
[style*="#e0e7ff,#fbcfe8"],
[style*="#8b5cf6,#ec4899"]{background:linear-gradient(135deg,rgba(157,140,255,.20),rgba(63,169,255,.10))!important}
[style*="#fef3c7,#fde68a"],
[style*="#ffedd5,#fed7aa"]{background:linear-gradient(135deg,rgba(255,107,0,.20),rgba(255,140,58,.10))!important}
[style*="#f59e0b,#ec4899"]{background:linear-gradient(135deg,rgba(255,107,0,.22),rgba(255,93,177,.12))!important}
[style*="#ffe4e6,#fecdd3"]{background:linear-gradient(135deg,rgba(255,107,0,.16),rgba(255,107,107,.08))!important}
[style*="#d1fae5,#e0f2fe"],
[style*="#d1fae5,#a7f3d0"],
[style*="#10b981,#06b6d4"]{background:linear-gradient(135deg,rgba(118,255,3,.18),rgba(63,169,255,.10))!important}
[style*="#6366f1,#22d3ee"]{background:linear-gradient(135deg,rgba(63,169,255,.22),rgba(118,255,3,.10))!important}

/* ---------- 24. Responsive ---------- */
@media(max-width:1200px){
  .nav-clock,.nav-cmd{display:none}
}
@media(max-width:1080px){
  .hero-grid-inner{grid-template-columns:1fr;gap:56px}
  .g4,.stats,.steps,.price-grid{grid-template-columns:repeat(2,1fr)}
  .pcard{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr 1fr}
  .blm{grid-template-columns:1fr;gap:16px}
  .blm-mid{padding:6px 0}
  .blm-mid .engine{transform:rotate(90deg)}
}
@media(max-width:1024px){
  .nav-menu{display:none}
  .burger{display:flex}
}
@media(max-width:860px){
  .g3,.g2,.split{grid-template-columns:1fr}
  .split.rev .split-media{order:0}
  .pcard .feat-list{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .quote::before{font-size:4.4rem}
}
@media(max-width:560px){
  .container{width:calc(100% - 36px)}
  .g4,.stats,.steps,.price-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .float-card{display:none}
  .blm-foot{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .mock-row{grid-template-columns:1fr 1fr 1fr;gap:6px}
  .ph-actions .btn{width:100%}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important;scroll-behavior:auto!important}
  [data-reveal]{opacity:1;transform:none}
}

/* ============================================================
   25. FX-AI · WAVE 3（fx-ai.js 专属样式层）
   独立渲染层 · pointer-events:none · 不改动正文结构
   z 层级：扫描线 8700 / 准星 8800 / 星尘 8900（均低于光标 9000）
   ============================================================ */

/* 01+02 星尘粒子画布 */
#fx-stardust{position:fixed;inset:0;width:100%;height:100%;z-index:8900;pointer-events:none}

/* 03 十字准星辅助线 */
#fx-cross-h,#fx-cross-v{position:fixed;left:0;top:0;z-index:8800;pointer-events:none;
  opacity:0;transition:opacity .5s ease;mix-blend-mode:screen;will-change:transform}
#fx-cross-h{width:100vw;height:1px;
  background:linear-gradient(90deg,transparent 0%,rgba(118,255,3,.08) 15%,rgba(118,255,3,.55) 50%,rgba(118,255,3,.08) 85%,transparent 100%)}
#fx-cross-v{width:1px;height:100vh;
  background:linear-gradient(180deg,transparent 0%,rgba(118,255,3,.07) 18%,rgba(118,255,3,.5) 50%,rgba(118,255,3,.07) 82%,transparent 100%)}

/* 05 CRT 扫描线 + 暗角 */
#fx-scan{position:fixed;inset:0;z-index:8700;pointer-events:none;opacity:.55;
  background:
    repeating-linear-gradient(0deg,rgba(255,255,255,.022) 0 1px,transparent 1px 3px),
    radial-gradient(120% 90% at 50% 42%,transparent 58%,rgba(0,0,0,.30) 100%)}

/* 04 Hero 鼠标追光（位于正文层之下） */
.fx-hero-glow{position:absolute;inset:0;z-index:0;border-radius:inherit;pointer-events:none;opacity:0;
  transition:opacity .6s ease;
  background:
    radial-gradient(440px circle at var(--hx,72%) var(--hy,0%),rgba(118,255,3,.075),transparent 65%),
    radial-gradient(620px circle at var(--hx,72%) var(--hy,0%),rgba(63,169,255,.055),transparent 72%)}
.fx-hero-glow.on{opacity:1}

/* 06 逐字升起 */
html.fx-ai .fx-rise .fx-char{opacity:0}
.fx-rise .fx-words{display:inline-block}
html.fx-ai .fx-rise.fx-rise-on .fx-char{
  animation:fxCharUp .66s cubic-bezier(.2,.85,.25,1) both;
  animation-delay:calc(var(--i,0) * 22ms)}
/* 终态必须为 none 而非 translateY(0)/blur(0)：带单位 0 的非 none 值
   仍会令元素永久创建独立渲染分组 */
@keyframes fxCharUp{
  0%{opacity:0;transform:translateY(.55em);filter:blur(6px)}
  100%{opacity:1;transform:none;filter:none}}
/* 渐变文字行（.grad-text：background-clip:text + color:transparent）
   不做逐字包裹，改为元素自身整体过场：transform/opacity 作用于元素
   自身时背景与文字在同一渲染缓冲，WebKit(Safari) 下渐变不会丢；
   作用于后代分组则会让裁剪渐变失效、整行透明消失 */
html.fx-ai .fx-rise .fx-rise-whole{opacity:0}
html.fx-ai .fx-rise.fx-rise-on .fx-rise-whole{
  animation:fxWholeUp .62s cubic-bezier(.2,.85,.25,1) both;
  animation-delay:calc(var(--i,0) * 22ms)}
@keyframes fxWholeUp{
  0%{opacity:0;transform:translateY(.42em)}
  100%{opacity:1;transform:none}}

/* 07 卡片入场合幕（一次性，斜向光扫） */
.fx-sheen{position:absolute;top:0;left:-55%;width:55%;height:100%;z-index:3;pointer-events:none;
  background:linear-gradient(100deg,transparent 0%,rgba(118,255,3,.04) 42%,rgba(118,255,3,.13) 50%,rgba(63,169,255,.05) 58%,transparent 100%);
  opacity:0;transform:skewX(-14deg)}
.fx-sheen.on{animation:fxSheen 1s cubic-bezier(.4,0,.2,1) var(--sd,0ms) both}
@keyframes fxSheen{
  0%{opacity:0;transform:translateX(0) skewX(-14deg)}
  14%{opacity:1}
  100%{opacity:0;transform:translateX(345%) skewX(-14deg)}}

/* 08 热门定价卡流动霓虹边框（彗星弧） */
.fx-beam-ring{position:absolute;inset:0;border-radius:var(--r-lg);pointer-events:none;z-index:4;
  border:1.5px solid transparent;
  background:conic-gradient(from var(--ai-angle,0deg),
    transparent 0%,transparent 60%,
    rgba(63,169,255,.0) 68%,rgba(118,255,3,.9) 86%,rgba(255,107,0,.75) 93%,
    transparent 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;
  animation:aiBeamSpin 3.8s linear infinite}
@keyframes aiBeamSpin{to{--ai-angle:360deg}}

/* 09 主标题偶发故障艺术 */
/* RGB 切片伪元素为 absolute，必须由文字自身建立包含块，
   否则会以 .hero(position:relative) 为参照，重影错位到区块左上角 */
.hero h1 .grad-text.fx-glitch-target{position:relative}
.page-hero h1 .grad-text.fx-glitch-target{position:relative;display:inline-block}
.fx-glitch{text-shadow:0 0 16px rgba(118,255,3,.35)}
.fx-glitch::before,.fx-glitch::after{content:attr(data-text);position:absolute;left:0;top:0;width:100%;
  pointer-events:none;background-image:none;-webkit-background-clip:initial;background-clip:initial;
  font-weight:900;overflow:hidden;white-space:nowrap}
.fx-glitch::before{color:rgba(118,255,3,.95);animation:fxGlitchA .42s steps(2,end) both}
.fx-glitch::after{color:rgba(63,169,255,.95);animation:fxGlitchB .42s steps(2,end) both}
@keyframes fxGlitchA{
  0%{clip-path:inset(0 0 84% 0);transform:translate(-2px,-1px)}
  50%{clip-path:inset(42% 0 40% 0);transform:translate(2px,1px)}
  100%{clip-path:inset(80% 0 4% 0);transform:translate(-1px,0)}}
@keyframes fxGlitchB{
  0%{clip-path:inset(68% 0 6% 0);transform:translate(2px,1px)}
  50%{clip-path:inset(18% 0 56% 0);transform:translate(-2px,-1px)}
  100%{clip-path:inset(6% 0 88% 0);transform:translate(1px,0)}}

/* 10 智能导航：下滚收起 / 上滚呼出 */
.site-header{transition:background .35s,border-color .35s,box-shadow .35s,transform .45s cubic-bezier(.22,.9,.3,1.15)}
.site-header.nav-hide{transform:translateY(-105%)}

/* 11 章节进度侧轨 */
#fx-rail{position:fixed;left:14px;top:50%;transform:translateY(-50%);z-index:80;
  display:flex;flex-direction:column;align-items:center;gap:15px;pointer-events:none}
.fx-rail-dot{position:relative;width:9px;height:9px;padding:0;border-radius:50%;cursor:pointer;
  background:rgba(118,255,3,.16);border:1px solid rgba(118,255,3,.35);
  pointer-events:auto;transition:background .3s,border-color .3s,box-shadow .3s,transform .3s}
.fx-rail-dot:hover,.fx-rail-dot.active{background:var(--neon);border-color:var(--neon);
  box-shadow:0 0 10px rgba(118,255,3,.7);transform:scale(1.3)}
.fx-rail-tip{position:absolute;left:20px;top:50%;transform:translateY(-50%) translateX(-6px);
  white-space:nowrap;font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;color:var(--neon);
  background:rgba(10,12,16,.92);border:1px solid var(--line-2);border-radius:4px;
  padding:4px 9px;opacity:0;transition:opacity .25s,transform .25s;pointer-events:none;
  box-shadow:0 8px 22px rgba(0,0,0,.55)}
.fx-rail-dot:hover .fx-rail-tip{opacity:1;transform:translateY(-50%) translateX(0)}

/* 12 SLA 数据条入场生长 */
.fx-bar{transition:width 1.15s cubic-bezier(.2,.8,.2,1)!important}

/* ---------- 微交互细节 ---------- */
/* 下拉菜单逐条滑入 */
.has-drop:hover .drop a:nth-child(1){animation:fxDropIn .30s .02s both}
.has-drop:hover .drop a:nth-child(2){animation:fxDropIn .30s .055s both}
.has-drop:hover .drop a:nth-child(3){animation:fxDropIn .30s .09s both}
.has-drop:hover .drop a:nth-child(4){animation:fxDropIn .30s .125s both}
.has-drop:hover .drop a:nth-child(5){animation:fxDropIn .30s .16s both}
.has-drop:hover .drop a:nth-child(6){animation:fxDropIn .30s .195s both}
.has-drop:hover .drop a:nth-child(7){animation:fxDropIn .30s .23s both}
.has-drop:hover .drop a:nth-child(8){animation:fxDropIn .30s .265s both}
.has-drop:hover .drop a:nth-child(9){animation:fxDropIn .30s .3s both}
@keyframes fxDropIn{from{opacity:0;transform:translateY(-7px)}to{opacity:1;transform:translateY(0)}}

/* Agent 头像悬浮 + 在线信号波纹 */
.agent-face{animation:fxFloat 5.5s ease-in-out infinite}
.agent-face:nth-child(2n){animation-delay:-1.5s}
.agent-face:nth-child(3n){animation-delay:-3s}
.agent-face:hover{animation-play-state:paused}
@keyframes fxFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
.live-dot::after{content:"";position:absolute;inset:-2.5px;border-radius:50%;
  border:1.5px solid var(--emerald);animation:fxPing 1.8s ease-out infinite}
@keyframes fxPing{0%{transform:scale(.65);opacity:.85}100%{transform:scale(2.3);opacity:0}}

/* 热卡 ribbon 流光 */
.price .ribbon{background-image:linear-gradient(100deg,var(--neon) 0%,#b6ff66 45%,#f0ffc2 50%,#b6ff66 55%,var(--neon) 100%);
  background-size:220% 100%;animation:fxRibbon 3.4s linear infinite}
@keyframes fxRibbon{from{background-position:120% 0}to{background-position:-120% 0}}

/* ---------- WAVE 3 降级 ---------- */
@media(max-width:1199px){
  #fx-rail{display:none}
}
@media(max-width:760px){
  #fx-scan{opacity:.35}
  .agent-face{animation:none}
}
@media(prefers-reduced-motion:reduce){
  #fx-scan,#fx-cross-h,#fx-cross-v{display:none}
  .fx-beam-ring,.agent-face,.price .ribbon,.live-dot::after,
  .fx-glitch::before,.fx-glitch::after,.fx-sheen{animation:none!important}
  .fx-sheen{display:none}
  html.fx-ai .fx-rise .fx-char{opacity:1}
  html.fx-ai .fx-rise .fx-rise-whole{opacity:1;animation:none;transform:none}
}

/* =====================================================================
   26. PRODUCT VISUAL FX · 产品卡左视觉区品牌动画（内联 SVG，无外部资源）
   语言：霓虹绿 #76FF03 + 蓝 #3FA9FF + 翡翠绿，JetBrains Mono 标注
   ===================================================================== */
.pv-anim{position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.92}
.pv-anim svg{width:100%;height:100%;display:block}
.pv-tag{font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:.16em;
  fill:var(--neon);fill-opacity:.72}
.pv-tag-hot{fill:var(--neon);fill-opacity:.95}
/* 让 logo 与 chip 稳定居于动画层之上 */
.pcard .p-logo,.pcard .chip{z-index:1}

/* pv1 增长曲线：描边生长 + 节点脉冲 + 垂直扫描 */
.pv-draw{stroke-dasharray:500;stroke-dashoffset:500;
  animation:pvDraw 2.8s .25s cubic-bezier(.4,0,.2,1) forwards}
@keyframes pvDraw{to{stroke-dashoffset:0}}
.pv-area{opacity:0;animation:pvFadeIn 1.4s 1.6s ease forwards}
.pv-ring{fill:none;stroke:var(--pv-c,var(--neon));stroke-width:1.5;
  transform-box:fill-box;transform-origin:center;
  animation:pvRing 2.6s ease-out infinite}
@keyframes pvRing{0%{transform:scale(1);opacity:.85}100%{transform:scale(3.2);opacity:0}}
.pv-scan-x{animation:pvScanX 5.4s 1s ease-in-out infinite alternate}
@keyframes pvScanX{from{transform:translateX(30px)}to{transform:translateX(338px)}}
@keyframes pvFadeIn{to{opacity:1}}

/* pv2 雷达：扫描扇形旋转 + 双轨道节点 */
.pv-spin{transform-box:fill-box;transform-origin:center;animation:pvSpin 5.2s linear infinite}
.pv-orbit-a{transform-box:fill-box;transform-origin:center;animation:pvSpin 13s linear infinite}
.pv-orbit-b{transform-box:fill-box;transform-origin:center;animation:pvSpin 19s linear infinite reverse}
@keyframes pvSpin{to{transform:rotate(360deg)}}

/* pv3 全球网络：链路虚线流动 */
.pv-links{animation:pvDash 2.6s linear infinite}
@keyframes pvDash{to{stroke-dashoffset:-48}}

/* pv4 对话：声波柱 + 发送光点 */
.pv-bar{transform-box:fill-box;transform-origin:center;
  animation:pvBar 1.15s ease-in-out infinite alternate}
@keyframes pvBar{from{transform:scaleY(.32);opacity:.55}to{transform:scaleY(1);opacity:1}}
.pv-send{transform-box:fill-box;transform-origin:center;
  animation:pvSend 2.8s .8s ease-in-out infinite}
@keyframes pvSend{
  0%{transform:translate(0,0);opacity:0}
  18%{opacity:1}
  70%{opacity:1}
  100%{transform:translate(34px,-32px);opacity:0}}

/* 窄屏（卡片单列后视觉区在上方）：降饱和做氛围背景 */
@media(max-width:1080px){
  .pv-anim{opacity:.8}
}
@media(max-width:560px){
  .pv-anim{opacity:.5}
}

/* 减弱动态：全部停在可读终态，图形保留 */
@media(prefers-reduced-motion:reduce){
  .pv-draw{stroke-dashoffset:0;animation:none}
  .pv-area{opacity:1;animation:none}
  .pv-ring,.pv-scan-x,.pv-spin,.pv-orbit-a,.pv-orbit-b,
  .pv-links,.pv-bar,.pv-send{animation:none!important}
  .pv-scan-x{opacity:.3}
  .pv-bar{transform:scaleY(.7);opacity:.9}
  .pv-send{opacity:0}
}

/* pv5 弹性卡位：产品矩阵持续扩展的视觉占位 */
.pcard-next{border-style:dashed;border-color:rgba(118,255,3,.38);
  background:linear-gradient(180deg,rgba(118,255,3,.025),transparent 42%),var(--bg-2)}
.pcard-next:hover{border-color:var(--neon)}
.pv-next::before{background:linear-gradient(150deg,rgba(118,255,3,.09),rgba(63,169,255,.05))}
.pcard-next .p-logo{border-style:dashed;border-color:rgba(118,255,3,.45);
  color:var(--neon);font-family:var(--mono);font-size:30px;font-weight:700}
.pcard-next .chip{color:var(--neon);border-color:rgba(118,255,3,.35);background:rgba(118,255,3,.06)}

/* 27. LEGAL PAGES（隐私政策 / 服务条款） */
.legal-wrap{max-width:900px;margin:0 auto}
.legal-meta{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:18px 0 8px}
.legal-meta .chip{cursor:default}
.legal-toc{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px 24px;margin-bottom:26px}
.legal-toc h3{font-size:.95rem;margin-bottom:12px;color:var(--ink)}
.legal-toc ol{display:grid;grid-template-columns:repeat(2,1fr);gap:7px 26px;counter-reset:ltoc;padding-left:0;
  list-style:none;margin:0}
.legal-toc li{counter-increment:ltoc;font-size:.86rem}
.legal-toc li::before{content:counter(ltoc,decimal-leading-zero) "  ";font-family:var(--mono);
  color:var(--neon);font-size:.78rem;margin-right:4px}
.legal-toc a{color:var(--ink-2);text-decoration:none}
.legal-toc a:hover{color:var(--neon)}
.legal-sec{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 30px;margin-bottom:16px;transition:border-color .25s}
.legal-sec:hover{border-color:var(--line-2)}
.legal-sec h2{font-size:1.18rem;color:var(--ink);display:flex;align-items:baseline;gap:12px;margin-bottom:12px}
.legal-sec h2 .ln{font-family:var(--mono);font-size:.78rem;color:var(--neon);font-weight:600}
.legal-sec h3{font-size:.96rem;color:var(--ink);margin:16px 0 6px}
.legal-sec p{color:var(--ink-2);font-size:.92rem;line-height:1.9;margin:8px 0}
.legal-sec ul,.legal-sec ol{color:var(--ink-2);font-size:.92rem;line-height:1.85;padding-left:22px;
  display:grid;gap:5px;margin:8px 0}
.legal-sec li::marker{color:var(--neon)}
.legal-sec strong{color:var(--ink);font-weight:700}
.legal-sec a{color:var(--blue);text-decoration:none;border-bottom:1px solid rgba(63,169,255,.35)}
.legal-sec a:hover{color:var(--neon);border-color:var(--neon)}
.legal-note{font-family:var(--mono);font-size:.78rem;color:var(--ink-3);text-align:center;margin:26px 0 0}
@media(max-width:640px){
  .legal-toc ol{grid-template-columns:1fr}
  .legal-sec{padding:20px 18px}
}

/* resources 未发布文章卡 */
.post-soon{cursor:default}
.post-soon:hover{transform:none;border-color:var(--line);box-shadow:none}
.soon-tag{position:absolute;top:12px;left:12px;z-index:2;font-family:var(--mono);font-size:.68rem;
  font-weight:600;letter-spacing:.08em;color:var(--neon);background:rgba(5,6,8,.72);
  border:1px solid rgba(118,255,3,.4);padding:4px 10px;border-radius:999px;
  -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}