/* 本初线 Elsewhere · 官网 v8 · 单页
   蔚蓝为主色，深海夜蓝做深色区，晨橙只用在“走出去”的那一段。
   第三轮（2026-10-27）整理：只留单页用到的样式。电脑上每一屏至少一屏高、内容居中，一屏讲一件事；
   进场只有一种动作（向上浮现，按顺序）；屏里的小动画（打字、标注、对话）进场时播一次；
   循环动画（案例界面、视频进度）只在看得见时播。第二轮的样式备份在 _r2/site.css。 */

@font-face{font-family:"Archivo";src:url("../fonts/archivo.woff2") format("woff2");font-weight:100 900;font-display:swap}

:root{
  --azure:#1652F0;--azure-600:#1146D6;--azure-300:#9DB8FF;--azure-100:#E9EFFF;--azure-50:#F5F8FF;
  --night:#0A1430;--night-2:#111E44;
  --ink:#0B1220;--ink-2:#2A3345;--muted:#5B6475;--muted-2:#7A8394;
  --line:#E3E6EC;--line-2:#D3D8E1;--paper:#F4F5F7;--white:#FFFFFF;
  --signal:#FF6A2B;--signal-ink:#B8400F;--ok:#0E7A52;--ok-bg:#E6F6EF;--dev:#8A4B08;--dev-bg:#FFF3E2;
  --cn:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --en:"Archivo","Noto Sans SC",system-ui,sans-serif;
  --maxw:1240px;--pad:clamp(20px,4vw,56px);--head:72px;
  --r:16px;--r-lg:24px;--r-xl:30px;
  --sh-1:0 1px 2px rgba(11,18,32,.05),0 8px 24px rgba(11,18,32,.06);
  --sh-2:0 28px 64px rgba(11,18,32,.14);
  --ease:cubic-bezier(.2,.7,.2,1);
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--cn);font-size:16.5px;line-height:1.72;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:clip}
img,svg,video{display:block;max-width:100%}
img{height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure,dl,dd,blockquote{margin:0}
h1,h2,h3,.foot-slogan{text-wrap:balance}
p,li,dd{text-wrap:pretty}
ul,ol{padding:0;list-style:none}
[hidden]{display:none!important}
:focus-visible{outline:2px solid var(--azure);outline-offset:3px;border-radius:6px}
::selection{background:var(--azure);color:#fff}
.skip{position:absolute;left:16px;top:-60px;z-index:200;background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;transition:top .2s}
.skip:focus{top:12px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- layout & type ---------- */
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.scene{position:relative;padding:clamp(88px,10vw,128px) 0}
.scene.paper{background:var(--paper)}
.scene.night{background:var(--night);color:#fff;overflow:hidden}
.scene.night>.wrap{position:relative;z-index:1}
/* 电脑上一屏一个画面：至少一屏高，内容在屏里居中 */
@media (min-width:1024px) and (min-height:700px){
  .scene{min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:0 0 var(--head)}
}
.sec-head{max-width:780px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--en);font-weight:600;font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--azure)}
.eyebrow::before{content:"";width:28px;height:2px;border-radius:2px;background:currentColor}
.night .eyebrow{color:var(--azure-300)}
.nowrap{white-space:nowrap}
.h1{font-weight:900;font-size:clamp(40px,5.4vw,74px);line-height:1.1;letter-spacing:.005em}
.h2{font-weight:900;font-size:clamp(30px,3.3vw,46px);line-height:1.18;letter-spacing:.005em;margin-top:16px}
.h3{font-weight:800;font-size:clamp(20px,1.8vw,24px);line-height:1.35}
.lead{font-size:clamp(16px,1.3vw,18px);color:var(--ink-2);margin-top:18px;max-width:38em}
.night .lead{color:rgba(255,255,255,.72)}

/* ---------- buttons & links ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15.5px;border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:transform .25s var(--ease),box-shadow .25s,background .25s,color .25s,border-color .25s}
.btn-primary{background:var(--azure);color:#fff;box-shadow:0 10px 24px rgba(22,82,240,.26)}
.btn-primary:hover{background:var(--azure-600);transform:translateY(-1px);box-shadow:0 14px 30px rgba(22,82,240,.32)}
.btn-white{background:#fff;color:var(--azure)}
.btn-white:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(0,0,0,.18)}
.btn-line{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-line:hover{border-color:#fff}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.arr{display:inline-block;transition:transform .25s var(--ease)}
.btn:hover .arr,.link:hover .arr{transform:translateX(3px)}
.link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--azure)}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:700;border-radius:999px;padding:7px 14px;transition:background .2s}
.pill::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--signal)}
.pill-dark{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.14)}
a.pill-dark:hover{background:rgba(255,255,255,.14)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}

/* small parts */
.tag{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;border-radius:999px;padding:4px 11px;background:var(--azure-100);color:var(--azure)}
.status{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;border-radius:999px;padding:4px 11px;white-space:nowrap}
.status::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.status.live{background:var(--ok-bg);color:var(--ok)}
.status.dev{background:var(--dev-bg);color:var(--dev)}
.status.scope{background:var(--azure-100);color:var(--azure)}
.chip{display:inline-flex;align-items:center;font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;background:var(--paper);color:var(--ink-2)}
.chip.b{background:var(--azure-100);color:var(--azure)}
.chip.o{background:#FFEFE7;color:var(--signal-ink)}
.win-bar{height:34px;display:flex;align-items:center;gap:6px;padding:0 14px;border-bottom:1px solid var(--line);background:#FAFBFC}
.win-bar i{width:9px;height:9px;border-radius:50%;background:#DDE1E8}
.win-bar span{font-family:var(--en);font-size:11.5px;color:var(--muted);margin-left:10px}
.win-bar em{margin-left:auto;font-style:normal;font-family:var(--en);font-size:11px;font-weight:700;color:var(--ink-2);border:1px solid var(--line-2);border-radius:6px;padding:1px 7px}
.browser{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--sh-2);overflow:hidden}
.spot::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-1;opacity:0;transition:opacity .35s;background:radial-gradient(380px circle at var(--mx,50%) var(--my,50%),rgba(22,82,240,.08),transparent 62%)}
.spot:hover::after{opacity:1}

/* ---------- 公告条（默认关闭；开启时参与页头/锚点/屏高） ---------- */
.site-announce{position:fixed;left:0;right:0;top:0;z-index:95;display:flex;align-items:center;justify-content:center;height:32px;padding:0 16px;background:var(--azure-50,#F5F8FF);border-bottom:1px solid var(--azure-100,#DCE6FF);color:var(--ink-2);font-size:12.5px;font-weight:600;line-height:1.3;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.site-announce[hidden]{display:none}
body:has(.site-announce:not([hidden])) .site-head{top:32px}
body:has(.site-announce:not([hidden])) main section[id]{scroll-margin-top:calc(var(--head) + 33px)}
body:has(.site-announce:not([hidden])) #contact-channels{scroll-margin-top:calc(var(--head) + 48px)}
body:has(.site-announce:not([hidden])) .scene{padding-top:32px;padding-bottom:calc(var(--head) + 32px)}
@media (max-width:900px){.site-announce{height:44px;white-space:normal;font-size:12px;padding:0 14px}body:has(.site-announce:not([hidden])) .site-head{top:44px}body:has(.site-announce:not([hidden])) main section[id]{scroll-margin-top:calc(var(--head) + 45px)}body:has(.site-announce:not([hidden])) #contact-channels{scroll-margin-top:calc(var(--head) + 60px)}body:has(.site-announce:not([hidden])) .scene{padding-top:44px;padding-bottom:calc(var(--head) + 44px)}}

/* ---------- header ---------- */
.site-head{position:fixed;left:0;right:0;top:0;z-index:50;background:rgba(255,255,255,.86);-webkit-backdrop-filter:saturate(1.6) blur(16px);backdrop-filter:saturate(1.6) blur(16px);border-bottom:1px solid transparent;transition:border-color .25s,background .25s}
.site-head.scrolled{border-bottom-color:var(--line);background:rgba(255,255,255,.94)}
/* 页头三栏：Logo 靠左、菜单居中、按钮靠右 */
.head-in{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:32px;height:var(--head)}
.brand{display:block;justify-self:start}
.brand img{height:42px;width:auto}
.brand .logo-light{display:none}
.nav{display:flex;gap:40px;justify-self:center;font-size:15.5px;color:var(--ink-2)}
.nav a{position:relative;padding:6px 0;transition:color .2s}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;border-radius:2px;background:var(--azure);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav a:hover{color:var(--ink)}
.nav a:hover::after,.nav a[aria-current]::after{transform:scaleX(1)}
.nav a[aria-current]{color:var(--ink);font-weight:700}
.head-cta{display:flex;align-items:center;gap:10px;justify-self:end}
.menu-btn{display:none;width:44px;height:44px;border:1px solid var(--line-2);border-radius:12px;background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.menu-btn span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink)}
/* 在首屏上透明、白字；滚过首屏后变白 */
.site-head.on-dark{background:transparent;border-bottom-color:transparent;-webkit-backdrop-filter:none;backdrop-filter:none}
.site-head.on-dark .brand .logo-dark{display:none}
.site-head.on-dark .brand .logo-light{display:block}
.site-head.on-dark .nav a{color:rgba(255,255,255,.82)}
.site-head.on-dark .nav a:hover,.site-head.on-dark .nav a[aria-current]{color:#fff}
.site-head.on-dark .nav a::after{background:#fff}
.site-head.on-dark .menu-btn{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.28)}
.site-head.on-dark .menu-btn span{background:#fff}
.scroll-bar{position:fixed;left:0;right:0;top:0;height:2px;z-index:90;pointer-events:none}
.scroll-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--azure),var(--signal));transform-origin:left;transform:scaleX(0)}

/* mobile menu */
.mmenu{position:fixed;inset:0;z-index:80;background:var(--night);color:#fff;display:flex;flex-direction:column;padding:12px var(--pad) 32px;opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .28s,transform .28s var(--ease),visibility .28s;overflow-y:auto}
.mmenu.open{opacity:1;visibility:visible;transform:none}
.mmenu-top{display:flex;align-items:center;justify-content:space-between;height:60px}
.mmenu-top img{height:32px;width:auto}
.mmenu-close{width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.24);background:transparent;color:#fff;font-size:22px;line-height:1;cursor:pointer}
.mmenu nav{display:grid;margin-top:28px}
.mmenu nav a{font-size:28px;font-weight:800;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center}
.mmenu nav a[aria-current]{color:var(--azure-300)}
.mmenu-foot{margin-top:auto;padding-top:32px;display:grid;gap:12px}
.mmenu-foot .btn{width:100%}

/* ---------- 进场：一种动作，按 --i 的顺序 ---------- */

.js .rv{--dl:calc(var(--i,0) * 90ms);opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease) var(--dl),transform 1s var(--ease) var(--dl),var(--tr-x,visibility 0s)}

.js .shown .rv,.js .rv.shown{opacity:1;transform:none}

/* 鼠标视差：[data-depth] 的一屏记下鼠标位置（--px/--py，-0.5 到 0.5），里面的 .dp 层按 --d 挪动；

   滚动视差：[data-par] 的画面按离视口中心的距离（--sy）上下错开一点。都只用 translate，不和进场的 transform 冲突 */

.dp{translate:calc(var(--px,0) * var(--d,10px)) calc(var(--py,0) * var(--d,10px));transition:translate .55s var(--ease)}

[data-par]{translate:0 calc(var(--sy,0) * -34px)}

/* 卡片的悬停用 translate，和进场用的 transform 互不打架 */

.ai-card,.ops-card{--tr-x:translate .35s var(--ease),box-shadow .35s,border-color .35s;transition:var(--tr-x)}

.ai-card:hover,.ops-card:hover{translate:0 -3px;box-shadow:var(--sh-1);border-color:var(--line-2)}



/* ---------- 首屏：整屏是宣传片位，标题压在左边 ---------- */

.hero3{position:sticky;top:0;z-index:0;height:100vh;height:100svh;min-height:620px;overflow:hidden;background:var(--night);color:#fff;isolation:isolate}

.hero3::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:radial-gradient(50% 60% at 72% 55%,rgba(22,82,240,.26),transparent 70%),linear-gradient(90deg,rgba(10,20,48,.94) 0%,rgba(10,20,48,.62) 40%,rgba(10,20,48,0) 66%)}

.hero3::after{content:"";position:absolute;inset:0;z-index:4;pointer-events:none;background:#030817;opacity:calc(var(--p,0) * .75)}

.stage{position:absolute;inset:0;z-index:0;transform:scale(calc(1 - var(--p,0) * .08));transform-origin:70% 60%}

.stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block;max-width:none}

.stage::after{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:28px 28px;-webkit-mask-image:radial-gradient(70% 70% at 25% 35%,#000,transparent);mask-image:radial-gradient(70% 70% at 25% 35%,#000,transparent)}

/* 地球上的内容：航线落地时，在落点旁弹出一张卡片，讲买家在哪个渠道找到了你 */

.g-layer{position:absolute;inset:0;z-index:3;pointer-events:none;transform:scale(calc(1 - var(--p,0) * .08));transform-origin:70% 60%}

.g-card{position:absolute;left:0;top:0;display:flex;align-items:center;gap:10px;max-width:250px;padding:9px 14px 9px 9px;border-radius:14px;background:rgba(9,20,52,.82);border:1px solid rgba(157,184,255,.24);box-shadow:0 14px 34px rgba(2,6,20,.45);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;opacity:0;scale:.92;transition:opacity .45s var(--ease),scale .5s cubic-bezier(.2,1.4,.4,1);will-change:transform}

.g-card.on{opacity:1;scale:1}

.g-card small{display:block;font-size:11px;line-height:1.4;color:rgba(255,255,255,.62)}

.g-card b{display:block;font-size:13.5px;line-height:1.4;white-space:nowrap}

.gi{flex:none;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-style:normal;font-family:var(--en);font-weight:800;font-size:14px;color:#fff}

.gi svg{width:17px;height:17px}

.gi.gg{background:#fff;color:#2F6BEF}

.gi.ai{background:linear-gradient(135deg,#7C5CFF,#1652F0)}

.gi.li{background:#0A66C2;font-size:13px}

.gi.yt{background:#FF0033}

.gi.tt{background:#111;box-shadow:inset 2px 0 0 #25F4EE,inset -2px 0 0 #FE2C55}

.gi.wa{background:#1FAF54}

.g-origin{position:absolute;left:0;top:0;font-size:12px;font-weight:800;letter-spacing:.08em;color:var(--signal);white-space:nowrap;opacity:0;transition:opacity .4s}

.g-origin.on{opacity:1}

/* 鼠标移动时，地球往反方向、卡片往同方向挪一点，看起来有前后层次 */

.stage,.g-layer{transition:translate .6s var(--ease)}

.stage{translate:calc(var(--px,0) * -16px) calc(var(--py,0) * -12px)}

.g-layer{translate:calc(var(--px,0) * 10px) calc(var(--py,0) * 8px)}

.hero3-in{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding-top:80px;padding-bottom:130px;transform:translateY(calc(var(--p,0) * -90px));opacity:calc(1 - var(--p,0) * 1.4)}

.hero3 .h1{margin-top:24px;color:#fff;font-size:clamp(40px,5.3vw,78px);max-width:9.5em}

.hero3 .hl{background:linear-gradient(90deg,#fff 0%,#9DB8FF 100%);-webkit-background-clip:text;background-clip:text;color:transparent}

.hero3 .lead{color:rgba(255,255,255,.74);margin-top:22px;max-width:26em}

.reel-tag{position:absolute;z-index:2;right:24px;bottom:104px;font-size:12px;color:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:4px 11px}

.marquee{position:absolute;z-index:2;left:0;right:0;bottom:32px;border-top:1px solid rgba(255,255,255,.08);background:rgba(8,17,40,.55);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}

.marquee ul{display:flex;width:max-content;padding:22px 0;color:rgba(255,255,255,.72);font-weight:600;font-size:15px}

.marquee li{display:flex;align-items:center;gap:12px;white-space:nowrap;padding-right:44px}

.marquee li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--azure-300)}

@media (prefers-reduced-motion:no-preference){.marquee ul{animation:mq 40s linear infinite}}

@keyframes mq{to{transform:translateX(-50%)}}



/* 内容层：从下面滑上来盖住首屏 */
.sheet{position:relative;z-index:5;background:#fff;border-radius:32px 32px 0 0;margin-top:-32px;box-shadow:0 -30px 80px rgba(3,8,23,.45)}
.sheet>.scene:first-child{border-radius:32px 32px 0 0}

/* ---------- 出海路线：五步全部摊开。滚到这一屏时线从左画到右、箭头走到头（只播一次），节点随线依次点亮；

   之后鼠标移到哪张卡，哪张卡变深色 ---------- */

.rt-wrap{position:relative;margin-top:56px;--vertical:0}

.rt-track{position:absolute;left:0;right:-44px;top:0;height:20px;pointer-events:none}

.rt-track::before{content:"";position:absolute;left:0;right:0;top:9px;height:2px;border-radius:2px;background:var(--line-2)}

.rt-fill{position:absolute;left:0;right:0;top:8px;height:4px;border-radius:4px;background:linear-gradient(90deg,var(--azure),var(--azure-300) 60%,var(--signal));transform-origin:left;transform:scaleX(0);transition:transform 2.4s linear}

.rt-arrow{position:absolute;left:-9px;top:2px;width:0;height:0;border-left:18px solid var(--signal);border-top:8px solid transparent;border-bottom:8px solid transparent;filter:drop-shadow(0 0 6px rgba(255,106,43,.85));transition:transform 2.4s linear,opacity .4s}

.rt-end{position:absolute;right:-8px;top:-22px;font-size:12.5px;font-weight:800;letter-spacing:.06em;color:var(--signal);opacity:0;translate:0 6px;transition:opacity .4s,translate .5s var(--ease)}

.rt-wrap.drawn .rt-end{opacity:1;translate:none;transition-delay:2.3s}

.rt-wrap.reset .rt-fill,.rt-wrap.reset .rt-arrow{transition:none}

.route{position:relative;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;padding-top:40px}

.rt{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px 20px 18px;--tr-x:translate .5s var(--ease),background-color .5s,border-color .5s,box-shadow .5s;transition:var(--tr-x)}

.rt::before{content:"";position:absolute;left:20px;top:-38px;width:15px;height:15px;border-radius:50%;background:#fff;border:3px solid var(--line-2);transition:background .35s ease var(--t,0s),border-color .35s ease var(--t,0s),box-shadow .4s}

.rt-top{display:flex;align-items:flex-start;justify-content:space-between}

.rt-n{font-family:var(--en);font-weight:800;font-size:30px;line-height:1;letter-spacing:-.02em;color:var(--line-2);transition:color .4s ease var(--t,0s)}

.rt-art{width:42px;height:42px;fill:none;stroke:var(--line-2);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;transition:stroke .4s ease var(--t,0s)}

.rt-art .o{stroke:var(--signal)}

.rt h3{font-size:21px;font-weight:900;margin-top:12px;transition:color .4s}

.rt-lead{font-size:13.5px;line-height:1.6;color:var(--muted);margin-top:4px;transition:color .4s}

.rt ul{display:grid;gap:5px;margin-top:12px;font-size:14px;color:var(--ink-2);transition:color .4s}

.rt ul li{display:flex;gap:8px;line-height:1.5}

.rt ul li::before{content:"";flex:none;width:5px;height:5px;margin-top:8px;border-radius:50%;background:var(--azure-300)}

.rt-we{display:flex;flex-wrap:wrap;align-items:center;align-content:flex-start;gap:6px;margin-top:auto;padding-top:14px;min-height:116px}

.rt-we span{width:100%;font-size:12px;font-weight:700;color:var(--muted);padding-top:12px;border-top:1px dashed var(--line-2);transition:color .4s,border-color .4s}

.rt-we a{font-size:12.5px;font-weight:700;color:var(--azure);background:var(--azure-50);border:1px solid var(--azure-100);border-radius:999px;padding:2px 10px;transition:background .3s,color .3s,border-color .3s}

.rt-we a:hover{background:var(--azure-100)}

/* 线走到哪张卡，哪张卡的节点、编号和图标就变蓝（--t 是线走到它的时间）；播完后去掉延迟，悬停时立刻变 */

.rt-wrap.drawn .rt::before{background:var(--azure);border-color:var(--azure)}

.rt-wrap.drawn .rt-n{color:var(--azure)}

.rt-wrap.drawn .rt-art{stroke:var(--azure)}

.rt-wrap.settled .rt::before,.rt-wrap.settled .rt-n,.rt-wrap.settled .rt-art{transition-delay:0s}

/* 鼠标移到的这张卡（或键盘聚焦到里面的链接）：白色保持或很浅的蓝底，只抬 2px；
   编号、图标保持蓝色，文字保持深色；保留浅色高亮与链接，不把整卡变深色。 */
.rt.lit{background:var(--azure-50);border-color:var(--azure-300);translate:0 -2px;box-shadow:0 10px 24px rgba(10,20,48,.08)}
.rt-wrap .rt.lit::before{background:var(--signal);border-color:var(--signal);box-shadow:0 0 0 5px rgba(255,106,43,.16);transition-delay:0s}
.rt.lit .rt-n{color:var(--azure);transition-delay:0s}
.rt.lit h3{color:var(--ink)}
.rt.lit .rt-lead{color:var(--ink-2)}
.rt.lit ul{color:var(--ink-2)}
.rt.lit .rt-art{stroke:var(--azure);transition-delay:0s}
.rt.lit .rt-art *{stroke-dasharray:1;animation:drawin 1.2s var(--ease) both}
.rt.lit .rt-we span{color:var(--muted);border-top-color:var(--line-2)}
.rt.lit .rt-we a{color:var(--azure);background:var(--azure-50);border-color:var(--azure-100)}
@keyframes drawin{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}



/* ---------- 产品 · 网站：三种站型 + 带标注的示意官网 ---------- */
.sp-grid,.soc-grid{display:grid;gap:40px clamp(36px,5vw,80px);align-items:center}
.sp-grid{grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr)}
.sp-grid .h2{font-size:clamp(28px,3vw,42px)}
.soc-grid .h2{font-size:clamp(28px,2.8vw,40px)}
.types{margin-top:30px;border-bottom:1px solid var(--line)}
.type{display:grid;grid-template-columns:118px minmax(0,1fr);column-gap:20px;padding:17px 0;border-top:1px solid var(--line)}
.type .k{grid-row:1/3;font-family:var(--en);font-weight:600;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--azure);padding-top:5px}
.type h3{font-size:20px;font-weight:900;line-height:1.35}
.type p{font-size:15px;color:var(--ink-2);margin-top:3px}
.sp-shot{position:relative}
.ms{font-family:var(--en);color:var(--ink)}
.ms-nav{display:flex;align-items:center;gap:16px;padding:13px 22px;font-size:11.5px;color:var(--muted);border-bottom:1px solid var(--line)}
.ms-nav b{font-size:12.5px;letter-spacing:.08em;color:var(--ink);margin-right:auto}
.ms-cta{background:var(--ink);color:#fff;border-radius:999px;padding:5px 12px;font-weight:700}
.ms-hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:10px;align-items:center;padding:16px 22px 6px}
.ms-hero small{font-size:10.5px;letter-spacing:.14em;color:var(--azure);font-weight:700}
.ms-hero strong{display:block;font-size:clamp(17px,1.7vw,24px);line-height:1.15;letter-spacing:-.015em;margin-top:8px}
.ms-hero p{font-size:11.5px;color:var(--muted);margin-top:10px}
.ms-btns{display:flex;gap:8px;margin-top:16px}
.ms-btns span,.ms-btns i{border-radius:999px;padding:7px 13px;font-size:11.5px;font-weight:700;font-style:normal;color:#fff}
.ms-btns span{background:var(--azure)}
.ms-btns i{background:#1FAF54}
.ms-hero img{width:100%;aspect-ratio:1;object-fit:contain;mix-blend-mode:multiply}
.ms-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;padding:4px 22px 14px}
.ms-cards span{border:1px solid var(--line);border-radius:10px;padding:9px 10px;font-size:11px;font-weight:700}
.ms-cards i{display:block;height:40px;border-radius:6px;background:linear-gradient(135deg,#EDF1F7,#F8FAFC);margin-bottom:8px}
.ms-faq{margin:0 22px 18px;padding-top:11px;border-top:1px dashed var(--line-2);font-size:11.5px;color:var(--ink-2)}
.ms-faq b{color:var(--azure);margin-right:6px}
.ms-faq span{display:block;color:var(--muted);margin-top:1px}
/* 标注层铺满整张示意图：它带鼠标位移（translate），会成为标注的定位参照，所以必须和图一样大 */
.callouts{position:absolute;inset:0;z-index:2;pointer-events:none}
.callouts li{position:absolute;z-index:2;display:inline-flex;align-items:center;gap:8px;background:var(--night);color:#fff;border-radius:999px;padding:8px 14px;font-size:12.5px;font-weight:700;white-space:nowrap;box-shadow:0 12px 30px rgba(10,20,48,.25)}
.callouts li::before{content:"";width:7px;height:7px;border-radius:50%;background:#35D399;box-shadow:0 0 0 3px rgba(53,211,153,.25)}
.callouts .c1{left:-5%;top:25%}
.callouts .c3{left:3%;top:60.5%}
.callouts .c4{right:-4%;top:63%}
.callouts .c5{right:-3%;bottom:-3%}
.js .sp-shot .callouts li{opacity:0;transform:translateY(8px) scale(.96)}
.js .sp-shot.play .callouts li{opacity:1;transform:none;transition:opacity .45s var(--ease),transform .6s cubic-bezier(.2,1.5,.4,1);transition-delay:calc(1s + var(--j,0) * .28s)}
.builtin{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px;padding-top:24px;border-top:1px solid var(--line);font-size:15px;font-weight:700;color:var(--ink-2)}
.builtin li{display:inline-flex;align-items:center;gap:9px}
.builtin li::before{content:"";width:18px;height:18px;border-radius:50%;background:var(--azure-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M6 10.5l2.6 2.6L14 7.6' fill='none' stroke='%231652F0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/18px no-repeat}
.builtin li:first-child{color:var(--muted);font-weight:600}
.builtin li:first-child::before{display:none}

/* ---------- 产品 · AI：三张卡，卡里的示意画面进场时逐条出现 ---------- */
.ai-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:48px}
.ai-grid.four{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.ai-grid.four .ai-viz{padding:18px}
.ov-frames{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
.ov-frames i{position:relative;aspect-ratio:3/4;border-radius:8px;background:#0A1430 center/cover no-repeat;box-shadow:0 0 0 1px rgba(11,18,32,.1)}
.ov-frames i:nth-child(1){background-image:url("../img/ov-1.webp")}
.ov-frames i:nth-child(2){background-image:url("../img/ov-2.webp")}
.ov-frames i:nth-child(3){background-image:url("../img/ov-3.webp")}
.ai-grid.live .ov-frames i{animation:onair 5s linear infinite}
.ai-grid.live .ov-frames i:nth-child(2){animation-delay:1.67s}
.ai-grid.live .ov-frames i:nth-child(3){animation-delay:3.33s}
@keyframes onair{0%,31%{box-shadow:0 0 0 2px var(--signal)}34%,100%{box-shadow:0 0 0 1px rgba(11,18,32,.1)}}
.ov-frames i::after{content:"";position:absolute;right:6px;bottom:6px;width:16px;height:16px;border-radius:50%;background:rgba(0,0,0,.45) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M6 4.5l5 3.5-5 3.5z' fill='white'/%3E%3C/svg%3E") center/16px no-repeat}
.ov-track{position:relative;display:grid;grid-template-columns:1.2fr 1fr .8fr;gap:3px;height:16px;padding:3px;border-radius:6px;background:#E9EDF4}
.ov-track span{border-radius:3px;background:var(--azure-300)}
.ov-track span:nth-child(2){background:var(--azure)}
.ov-track span:nth-child(3){background:#FFB08A}
.ov-track b{position:absolute;top:-3px;bottom:-3px;left:4%;width:2px;border-radius:2px;background:var(--signal)}
.ai-grid.live .ov-track b{animation:playhead 5s linear infinite}
@keyframes playhead{from{left:3%}to{left:96%}}
.ov-steps{display:flex;justify-content:space-between;font-size:12px;font-weight:700;color:var(--muted)}
.ov-steps span+span::before{content:"→";margin-right:5px;color:var(--azure-300)}
.ai-card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;isolation:isolate}
.ai-viz{height:252px;padding:22px;display:flex;flex-direction:column;justify-content:center;gap:8px;background:linear-gradient(180deg,#F6F8FC,#fff);border-bottom:1px solid var(--line)}
.js .ai-viz>*{opacity:0;transform:translateY(12px)}
.js .ai-viz.play>*{opacity:1;transform:none;transition:opacity .5s var(--ease),transform .6s var(--ease);transition-delay:calc(.8s + var(--k,0) * .5s)}
.ai-body{padding:22px 24px 26px}
.ai-top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:6px 10px}
.ai-top h3{white-space:nowrap}
.ai-top h3{font-size:20px;font-weight:900}
.ai-body p{font-size:15px;color:var(--ink-2);margin-top:8px}
.bubble{max-width:88%;border-radius:16px;padding:10px 13px;font-size:13px;line-height:1.5;font-family:var(--en)}
.bubble.in{background:#EEF1F6;color:var(--ink-2);border-bottom-left-radius:6px}
.bubble.out{align-self:flex-end;background:var(--azure);color:#fff;border-bottom-right-radius:6px}
.bubble small{display:block;font-size:10.5px;opacity:.72;margin-bottom:3px;font-family:var(--cn)}
.wave{display:block;width:124px;height:20px;margin-top:2px;color:var(--muted-2)}
.handoff{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted)}
.kb-q{display:flex;align-items:center;gap:10px;border:1px solid var(--line-2);border-radius:14px;padding:11px 14px;font-size:14px;color:var(--ink-2);background:#fff}
.kb-q svg{width:16px;height:16px;color:var(--muted);flex:none}
.kb-a{background:var(--azure-50);border:1px solid var(--azure-100);border-radius:14px;padding:13px 15px;font-size:14px;color:var(--ink-2);line-height:1.65}
.kb-src{display:inline-flex;margin:9px 8px 0 0;font-size:12px;font-weight:700;color:var(--azure);background:#fff;border:1px solid var(--azure-100);border-radius:999px;padding:2px 10px}
.feed-item{border:1px solid var(--line);border-radius:12px;padding:8px 13px;background:#fff;line-height:1.5}
.feed-item .t{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:12px;color:var(--muted)}
.feed-item .chip{padding:2px 9px}
.feed-item b{display:block;font-size:13.5px;margin-top:2px}

/* ---------- 服务 · 社媒代运营：平台切换 + 平台界面示意 + 做法 ---------- */
.soc-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.soc-tabs{display:grid;gap:10px;margin-top:30px}
.soc-tabs button{display:flex;align-items:baseline;justify-content:space-between;gap:12px;width:100%;text-align:left;padding:15px 20px;border:1px solid var(--line-2);border-radius:16px;background:#fff;cursor:pointer;transition:border-color .2s,box-shadow .2s}
.soc-tabs b{font-family:var(--en);font-size:18px;font-weight:700;transition:color .2s}
.soc-tabs span{font-size:13.5px;color:var(--muted)}
.soc-tabs button:hover{border-color:var(--muted-2)}
.soc-tabs button[aria-selected="true"]{border-color:var(--azure);box-shadow:0 0 0 3px rgba(22,82,240,.12)}
.soc-tabs button[aria-selected="true"] b{color:var(--azure)}
.soc-stage{display:grid}
.soc-panel{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:26px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-1)}
.js .soc-panel{grid-area:1/1;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s var(--ease),visibility 0s .3s}
.js .soc-panel.on{opacity:1;visibility:visible;pointer-events:auto;transition:opacity .3s var(--ease)}
.soc-panel+.soc-panel{margin-top:16px}
.js .soc-panel+.soc-panel{margin-top:0}
.soc-dots{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:14px}
.soc-dot-list{display:flex;align-items:center;justify-content:center;gap:2px}
.soc-dot{width:28px;height:28px;padding:0;border:0;border-radius:50%;background:none;display:grid;place-items:center;cursor:pointer}
.soc-dot span{display:block;width:7px;height:7px;border-radius:50%;background:var(--line-2);transition:width .2s,height .2s,background .2s,border-radius .2s}
.soc-dot:hover span{background:var(--muted-2)}
.soc-dot.on span{width:22px;height:4px;border-radius:2px;background:var(--azure)}
.soc-dot.on:hover span{background:var(--azure-600)}
.soc-play{width:32px;height:32px;padding:0;border:1px solid var(--line-2);border-radius:50%;background:#fff;color:var(--ink-2);display:grid;place-items:center;cursor:pointer;transition:border-color .2s,color .2s}
.soc-play:hover{border-color:var(--ink)}
.soc-play .ico{width:16px;height:16px}
.soc-play .ico-play{display:none}
.soc-play[data-paused="true"] .ico-pause{display:none}
.soc-play[data-paused="true"] .ico-play{display:block}
.soc-info{display:grid;gap:16px}
.soc-info div+div{border-top:1px solid var(--line);padding-top:16px}
.soc-info dt{font-size:12.5px;font-weight:700;color:var(--azure);letter-spacing:.04em}
.soc-info dd{margin-top:4px;font-size:15px;color:var(--ink-2)}
/* LinkedIn 帖子 */
.mk-li{border:1px solid var(--line);border-radius:14px;padding:14px;font-family:var(--en);background:#fff}
.li-head{display:flex;align-items:center;gap:10px}
.li-head .av{font-style:normal;width:34px;height:34px;border-radius:8px;background:var(--azure);color:#fff;font-size:12px;font-weight:700;display:grid;place-items:center;flex:none}
.li-head>div{min-width:0}
.li-head b{display:block;font-size:13px;line-height:1.3}
.li-head small{display:block;font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.li-head>span{margin-left:auto;font-size:12px;font-weight:700;color:#0A66C2;white-space:nowrap}
.li-text{font-size:12.5px;line-height:1.5;color:var(--ink-2);margin-top:10px}
.li-img{margin-top:10px;aspect-ratio:16/9;border-radius:8px;background:linear-gradient(180deg,#F1F4F9,#E1E7F0);overflow:hidden}
.li-img img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}
.li-stats{display:flex;justify-content:space-between;align-items:center;margin-top:9px;font-size:11px;color:var(--muted)}
.li-stats>span:first-child{display:inline-flex;align-items:center}
.li-stats i{width:15px;height:15px;border-radius:50%;background:#378FE9;border:2px solid #fff}
.li-stats i+i{background:#DF704D;margin:0 5px 0 -6px}
.li-dm{display:flex;align-items:center;gap:8px;margin-top:11px;background:var(--night);color:#fff;border-radius:10px;padding:9px 12px;font-family:var(--cn);font-size:12px;font-weight:700}
.li-dm i{width:8px;height:8px;border-radius:50%;background:#35D399;flex:none}
.js .li-dm{opacity:0}
.js .soc-stage.live .li-dm{animation:dm 7s var(--ease) .8s infinite}
@keyframes dm{0%{opacity:0;transform:translateY(8px)}8%,82%{opacity:1;transform:none}92%,100%{opacity:0;transform:translateY(-4px)}}
/* TikTok 竖屏视频 */
.mk-tt{position:relative;width:min(100%,232px);aspect-ratio:9/16;margin:0 auto;border-radius:28px;background:#0B1220;padding:7px;box-shadow:0 20px 44px rgba(11,18,32,.22);font-family:var(--en)}
.tt-video{position:relative;height:100%;border-radius:22px;overflow:hidden;background:linear-gradient(180deg,#EEF1F6,#CDD5E1)}
.tt-video img{position:absolute;left:6%;top:16%;width:88%;mix-blend-mode:multiply}
.tt-video::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 52%,rgba(5,10,25,.74))}
.tt-bar{position:absolute;z-index:1;left:12px;right:12px;bottom:11px;height:3px;border-radius:3px;background:rgba(255,255,255,.35);overflow:hidden}
.tt-bar i,.yt-bar i{display:block;height:100%;transform-origin:left;transform:scaleX(.35)}
.tt-bar i{background:#fff}
.soc-stage.live .tt-bar i{animation:play 9s linear infinite}
@keyframes play{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.tt-rail{position:absolute;z-index:1;right:13px;bottom:66px;display:grid;gap:11px;color:#fff;font-size:10px;font-weight:700}
.tt-rail span{display:grid;justify-items:center;gap:2px}
.tt-rail svg{width:28px;height:28px;padding:6px;border-radius:50%;background:rgba(0,0,0,.3)}
.tt-cap{position:absolute;z-index:1;left:15px;right:58px;bottom:24px;color:#fff}
.tt-cap b{display:block;font-size:12px}
.tt-cap span{display:block;font-size:10.5px;line-height:1.35;opacity:.92;margin-top:2px}
/* YouTube 播放页 */
.mk-yt{font-family:var(--en)}
.yt-player{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:linear-gradient(180deg,#EEF1F6,#D3D9E4)}
.yt-player img{position:absolute;left:50%;top:50%;height:118%;width:auto;max-width:none;transform:translate(-50%,-44%);mix-blend-mode:multiply}
.yt-play{position:absolute;left:50%;top:50%;width:52px;height:36px;border-radius:10px;background:#FF0033;transform:translate(-50%,-50%)}
.yt-play::after{content:"";position:absolute;left:21px;top:11px;border-left:13px solid #fff;border-top:7px solid transparent;border-bottom:7px solid transparent}
.yt-time{position:absolute;right:8px;bottom:11px;background:rgba(0,0,0,.75);color:#fff;font-size:10.5px;font-weight:700;border-radius:4px;padding:1px 5px}
.yt-bar{position:absolute;left:0;right:0;bottom:0;height:3px;background:rgba(255,255,255,.55)}
.yt-bar i{background:#FF0033}
.soc-stage.live .yt-bar i{animation:play 14s linear infinite}
.mk-yt>b{display:block;font-size:13.5px;line-height:1.35;margin-top:11px}
.mk-yt>small{display:block;font-size:11.5px;color:var(--muted);margin-top:2px}
.mk-yt ol{display:grid;gap:6px;margin-top:11px;border-top:1px solid var(--line);padding-top:10px}
.mk-yt li{display:flex;gap:10px;font-size:12px;color:var(--ink-2)}
.mk-yt em{font-style:normal;font-weight:700;color:var(--azure);min-width:30px}
.soc-flow{grid-column:1/-1;padding-top:26px;border-top:1px solid var(--line)}
.soc-flow ol{position:relative;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:12px}
.soc-flow ol::before{content:"";position:absolute;left:6px;right:6px;top:5px;height:1px;background:var(--line-2)}
.soc-flow li{position:relative;padding-top:24px;font-size:14.5px;font-weight:700;color:var(--ink-2)}
.soc-flow li::before{content:"";position:absolute;left:0;top:0;width:12px;height:12px;border-radius:50%;background:var(--paper);border:2px solid var(--azure)}
.soc-flow li:last-child::before{border-color:var(--signal)}

/* ---------- 服务 · 持续运营 ---------- */
.ops-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:48px}
.ops-card{position:relative;display:flex;flex-direction:column;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(24px,2.6vw,32px);overflow:hidden;isolation:isolate}
.ops-card .k{font-family:var(--en);font-weight:700;font-size:13px;letter-spacing:.08em;color:var(--azure)}
.ops-card h3{font-size:21px;font-weight:900}
.ops-card p{font-size:15px;color:var(--ink-2)}
.ops-card ul{display:grid;gap:8px;margin-top:auto;padding-top:16px;border-top:1px solid var(--line);font-size:14.5px;color:var(--ink-2)}
.ops-card li{display:flex;gap:8px}
.ops-card li::before{content:"–";color:var(--azure);font-weight:700}
.ops-card.dark{background:var(--night);border-color:var(--night);color:#fff}
.ops-card.dark .k{color:var(--azure-300)}
.ops-card.dark p,.ops-card.dark ul{color:rgba(255,255,255,.76)}
.ops-card.dark ul{border-top-color:rgba(255,255,255,.14)}
.ops-card.dark li::before{color:var(--signal)}
.ops-card.dark::after{content:"";position:absolute;z-index:-1;right:-90px;bottom:-110px;width:230px;height:230px;border-radius:50%;border:1.5px solid rgba(255,255,255,.12)}
.ops-card.dark:hover{border-color:var(--night)}
.nots{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;margin-top:30px;font-size:14.5px;color:var(--ink-2)}
.nots b{color:var(--ink);font-weight:800}
.nots span{display:inline-flex;align-items:center;gap:8px}
.nots span::before{content:"×";color:#C2391B;font-weight:800}

/* ---------- 合作原则（深色）：先画横线，再画圈，最后橙线伸出去 ---------- */
.principles{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-top:64px;isolation:isolate}
.principles::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:rgba(255,255,255,.2);transform-origin:left}
.js .principles::before{transform:scaleX(0);transition:transform 1.4s var(--ease) .3s}
.js .principles.play::before{transform:none}
.pr{padding:30px 30px 0 0}
.pr+.pr{padding-left:30px;border-left:1px solid rgba(255,255,255,.1)}
.pr .num{font-family:var(--en);font-weight:700;color:var(--azure-300);font-size:13px;letter-spacing:.1em}
.pr h3{font-size:22px;font-weight:800;margin-top:16px}
.pr p{color:rgba(255,255,255,.7);margin-top:10px;font-size:15px}
.pmark{--w:min(46vw,600px);position:absolute;z-index:-1;width:var(--w);right:calc(var(--w) * -.2667);top:calc(var(--w) * -.4333);overflow:visible;pointer-events:none}
.pmark .pm-ring{stroke-dasharray:1;transition:stroke-dashoffset 1.6s var(--ease) 1.1s}
.pmark .pm-ext{transform-box:fill-box;transform-origin:0 50%;transition:transform 1s var(--ease) 1.9s}
.js .principles:not(.play) .pm-ring{stroke-dashoffset:1}
.js .principles:not(.play) .pm-ext{transform:scaleX(0)}

/* ---------- 客户案例：左边选项目，右边放真实界面的动画 ---------- */
.cs{display:grid;grid-template-columns:minmax(0,35fr) minmax(0,65fr);gap:clamp(32px,4vw,48px);align-items:start}
.cs-left,.cs-right{min-width:0}
.cs-list{display:grid;border-bottom:1px solid var(--line);margin-top:24px}
.cs-right{padding-top:8px}
.cs-item{position:relative;display:grid;gap:4px;width:100%;text-align:left;padding:20px 0 20px 26px;border:0;border-top:1px solid var(--line);background:none;color:inherit;cursor:pointer}
.cs-kind{font-size:12.5px;font-weight:700;color:var(--azure);letter-spacing:.04em}
.cs-item b{font-size:22px;font-weight:900;line-height:1.35;color:var(--muted-2);transition:color .25s}
.cs-item:hover b{color:var(--ink-2)}
.cs-item.on b{color:var(--ink)}
.cs-desc{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s var(--ease)}
.cs-desc>span{overflow:hidden;font-size:14.5px;color:var(--ink-2);line-height:1.65}
.cs-item.on .cs-desc,html:not(.js) .cs-desc{grid-template-rows:1fr}
.cs-item.on .cs-desc>span{padding-top:4px}
.cs-prog{position:absolute;left:0;top:22px;bottom:22px;width:2px;border-radius:2px;background:var(--line)}
.cs-prog::after{content:"";position:absolute;inset:0;border-radius:inherit;background:var(--azure);transform-origin:top;transform:scaleY(0)}
.cs-item.on .cs-prog::after{transform:none}
.cs.auto.live .cs-item.on .cs-prog.go::after{animation:prog 8s linear both}
@keyframes prog{from{transform:scaleY(0)}to{transform:none}}
.cs-stage{display:grid;gap:16px}
.cs-panel{display:grid;gap:16px}
.js .cs-panel{grid-area:1/1;opacity:0;visibility:hidden;transition:opacity .5s var(--ease),visibility 0s .5s}
.js .cs-panel.on{opacity:1;visibility:visible;transition:opacity .5s var(--ease)}
.cs-view{position:relative;aspect-ratio:16/10;overflow:hidden;background:#fff;container-type:size}
.cs-view img{position:absolute;left:0;top:0;width:100%;height:auto;max-width:none}
/* 昕科技：整页从上往下慢慢看 */
.cs.live .cs-panel.on .cx-pan{animation:pan 7.4s cubic-bezier(.45,0,.25,1) .5s both}
@keyframes pan{to{transform:translateY(calc(-100% + 100cqh))}}
/* todou.ru：在输入框里打出编码，再换成查询结果往下看 */
.td-s1{position:absolute;left:0;top:0;width:100%;aspect-ratio:896/564}
.td-s1 img{position:static}
.td-type{position:absolute;left:4.9%;top:85.5%;width:72%;height:8.4%;display:flex;align-items:center;padding-left:1.3%;background:#fff;font-family:var(--en);font-size:1.75cqw;color:var(--ink)}
.td-type span{display:inline-block;overflow:hidden;white-space:nowrap;width:10.4ch;border-right:1.5px solid var(--azure)}
.cs.live .cs-panel.on .td-type span{animation:type 1.2s steps(10) .6s both}
@keyframes type{from{width:0}}
.td-s2{opacity:0}
.cs.live .cs-panel.on .td-s2{animation:td2 7.4s var(--ease) both}
@keyframes td2{0%,27%{opacity:0;transform:translateY(16px)}35%{opacity:1;transform:none}45%{opacity:1;transform:none}96%,100%{opacity:1;transform:translateY(calc(-100% + 100cqh))}}
/* 智流绘境：在工作台上打开灵感模板库，再往下看模板 */
.cs-view.zf::after{content:"";position:absolute;inset:0;background:rgba(10,20,48,.3);opacity:0;pointer-events:none}
.cs-view .zf-s2{z-index:1;left:5%;top:7%;width:90%;border-radius:14px;box-shadow:0 24px 60px rgba(10,20,48,.32);opacity:0}
.cs.live .cs-panel.on .zf-s2{animation:zf2 7.4s var(--ease) both}
.cs.live .cs-panel.on .cs-view.zf::after{animation:zfdim 7.4s var(--ease) both}
@keyframes zf2{0%,18%{opacity:0;transform:translateY(26px) scale(.98)}28%{opacity:1;transform:none}40%{opacity:1;transform:none}96%,100%{opacity:1;transform:translateY(-14%)}}
@keyframes zfdim{0%,18%{opacity:0}28%,100%{opacity:1}}

/* ---------- 合作方式：五个步骤是一排小卡，中间用箭头连（出海路线那屏才用连线） ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:52px}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px 20px 22px}
.step+.step::before{content:"";position:absolute;left:-12px;top:50%;width:10px;height:10px;border-top:2px solid var(--azure-300);border-right:2px solid var(--azure-300);transform:translate(-2px,-50%) rotate(45deg)}
.step .dot{display:block;font-family:var(--en);font-weight:700;font-size:13px;letter-spacing:.1em;color:var(--azure)}
.step:last-child .dot{color:var(--signal-ink)}
.step h3{font-size:18px;font-weight:800;margin-top:8px}
.step p{font-size:14.5px;color:var(--ink-2);margin-top:6px}
.fees{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:48px}
.fee{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px}
.fee h3{font-size:17px;font-weight:800}
.fee p{font-size:14.5px;color:var(--ink-2);margin-top:8px}
.fee .who{display:inline-block;margin-top:14px;font-size:12.5px;font-weight:700;color:var(--azure);background:var(--azure-100);border-radius:999px;padding:3px 10px}

/* ---------- 免费体检 ---------- */
.ck{position:relative;overflow:hidden;isolation:isolate;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:clamp(28px,4vw,56px);align-items:center;background:var(--azure);color:#fff;border-radius:var(--r-xl);padding:clamp(32px,5vw,64px)}
.ck::before{content:"";position:absolute;right:-60px;top:34px;width:240px;height:2px;background:var(--signal);z-index:-1}
.ck .eyebrow{color:#fff}
.ck .h2{color:#fff;font-size:clamp(28px,3vw,42px)}
.ck-main>p{color:rgba(255,255,255,.84);margin-top:14px;max-width:30em}
.ck .urlform{margin-top:28px}
.ck .err{color:#fff;font-weight:700;margin-top:10px}
.urlform{display:flex;gap:8px;background:#fff;border-radius:999px;padding:7px;box-shadow:0 18px 40px rgba(6,25,90,.28)}
.urlform input{flex:1;min-width:0;border:0;outline:0;background:transparent;padding:0 18px;font-size:16px;color:var(--ink)}
.urlform input::placeholder{color:var(--muted-2)}
.urlform .btn{height:48px}
.form-note{font-size:13px;color:rgba(255,255,255,.72);margin-top:12px}
.ck-items{display:grid;gap:16px;background:rgba(6,25,90,.22);border:1px solid rgba(255,255,255,.18);border-radius:22px;padding:26px}
.ck-items div+div{border-top:1px solid rgba(255,255,255,.14);padding-top:16px}
.ck-items b{display:block;font-size:14.5px;font-weight:800}
.ck-items ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 16px;margin-top:8px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.84)}
.ck-items li{display:flex;align-items:baseline;gap:8px}
.ck-items li::before{content:"";flex:none;width:5px;height:5px;border-radius:50%;background:rgba(255,255,255,.6);transform:translateY(-3px)}
.checker{background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);box-shadow:var(--sh-1);padding:clamp(22px,3.4vw,40px);margin-top:20px;scroll-margin-top:96px}
.progress{display:grid;gap:10px}
.progress li{display:flex;align-items:center;gap:12px;font-size:15px;color:var(--muted)}
.progress li i{width:22px;height:22px;border-radius:50%;border:2px solid var(--line-2);flex:none;position:relative}
.progress li.on{color:var(--ink)}
.progress li.on i{border-color:var(--azure);border-right-color:transparent;animation:spin .8s linear infinite}
.progress li.done{color:var(--ink)}
.progress li.done i{border-color:var(--azure);background:var(--azure)}
.progress li.done i::after{content:"";position:absolute;left:5px;top:3px;width:6px;height:9px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(45deg)}
@keyframes spin{to{transform:rotate(360deg)}}
.rep{margin-top:28px;border-top:1px solid var(--line);padding-top:28px;scroll-margin-top:96px;outline:0}
.rep-head{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.rep-head svg{width:84px;height:84px;flex:none}
.rep-head h2{font-size:22px;font-weight:900}
.rep-head p{color:var(--muted);font-size:14.5px;margin-top:4px}
.rep-dims{display:flex;gap:10px;margin-left:auto}
.rep-dims li{display:grid;justify-items:center;min-width:78px;padding:9px 12px;border:1px solid var(--line);border-radius:14px;font-size:12.5px;font-weight:700;color:var(--muted)}
.rep-dims b{font-family:var(--en);font-size:24px;line-height:1.15;color:var(--ink)}
.rep-dims .low b{color:var(--signal-ink)}
.demo-banner{margin-top:20px;font-size:13.5px;color:var(--dev);background:var(--dev-bg);border-radius:12px;padding:10px 14px}
.findings{display:grid;gap:12px;margin-top:24px}
.finding{display:grid;grid-template-columns:auto minmax(0,1fr);gap:14px;border:1px solid var(--line);border-radius:var(--r);padding:18px 20px}
.sev{font-size:12px;font-weight:800;border-radius:8px;padding:4px 9px;height:max-content;white-space:nowrap}
.sev.hi{background:#FDECEA;color:#B42318}
.sev.md{background:var(--dev-bg);color:var(--dev)}
.sev.lo{background:var(--azure-100);color:var(--azure)}
.finding b{display:block;font-size:16px}
.finding b em{font-style:normal;font-family:var(--en);font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--azure);background:var(--azure-100);border-radius:6px;padding:2px 7px;margin-right:8px;vertical-align:2px}
.finding p{font-size:14.5px;color:var(--ink-2);margin-top:4px}
.finding .fix{color:var(--azure);font-weight:700}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(28px,5vw,72px);align-items:start}
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:20px 0;font-size:clamp(16.5px,1.4vw,18px);font-weight:800}
.faq summary::-webkit-details-marker{display:none}
.pm{position:relative;width:28px;height:28px;border-radius:50%;border:1px solid var(--line-2);flex:none;transition:background .25s,border-color .25s}
.pm::before,.pm::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:2px;border-radius:2px;background:var(--ink);transform:translate(-50%,-50%);transition:transform .3s var(--ease)}
.pm::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq details[open] .pm{background:var(--azure);border-color:var(--azure)}
.faq details[open] .pm::before,.faq details[open] .pm::after{background:#fff}
.faq details[open] .pm::after{transform:translate(-50%,-50%) rotate(0deg)}
.faq .ans{padding:0 60px 22px 0;color:var(--ink-2);max-width:52em}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,42fr) minmax(0,58fr);gap:clamp(40px,4vw,56px);align-items:start}
.channels{display:grid;gap:12px}
.channel{display:flex;justify-content:space-between;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px 20px}
.channel b{font-size:16px}
.channel span{font-size:14px;color:var(--muted)}
.next-h{margin-top:36px}
.contact-form{box-shadow:var(--sh-1);padding:20px}
.contact-copy .channels{margin-top:28px}
.contact-copy .channels:empty{display:none}
.next{margin-top:18px;display:grid;gap:12px}
.next li{display:flex;gap:12px;font-size:15px;color:var(--ink-2)}
.next li em{font-style:normal;font-family:var(--en);font-weight:700;color:var(--azure);min-width:22px}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(22px,3vw,32px)}
.form{display:grid;gap:14px}
.form .btn{justify-self:start}
.field{display:grid;gap:8px}
fieldset.field{border:0;padding:0;margin:0;min-width:0}
.field label,.field legend{font-size:14px;font-weight:700}
.field input:not([type="checkbox"]),.field textarea{width:100%;border:1px solid var(--line-2);border-radius:12px;background:#fff;padding:13px 14px;font-size:16px;outline:0;transition:border-color .2s,box-shadow .2s}
.field input:not([type="checkbox"]):focus,.field textarea:focus{border-color:var(--azure);box-shadow:0 0 0 4px rgba(22,82,240,.12)}
.field textarea{min-height:84px;resize:vertical}
.opts{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.opts label{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line-2);border-radius:999px;padding:7px 10px;font-size:13.5px;font-weight:600;cursor:pointer;transition:border-color .2s,background .2s}
.opts input{accent-color:var(--azure)}
.opts label:has(input:checked){border-color:var(--azure);background:var(--azure-50);color:var(--azure)}
.row2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
.form-hint{font-size:13px;color:var(--muted)}
.form-ok{background:var(--ok-bg);color:var(--ok);border-radius:var(--r);padding:16px 18px;font-weight:700}

/* ---------- footer ---------- */
.site-foot{background:var(--night);color:#fff;padding:clamp(64px,8vw,108px) 0 36px;position:relative;overflow:hidden}
.foot-top{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(4,minmax(0,1fr));gap:36px}
.foot-brand img{height:44px;width:auto}
.foot-slogan{font-size:clamp(30px,3.6vw,48px);font-weight:900;margin-top:30px;line-height:1.2}
.foot-slogan em{font-style:normal;color:var(--signal)}
.foot-col h2{font-size:13px;color:rgba(255,255,255,.5);font-weight:700;letter-spacing:.08em}
.foot-col ul{display:grid;gap:11px;margin-top:16px;font-size:14.5px;color:rgba(255,255,255,.84)}
.foot-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.foot-col .pend{color:rgba(255,255,255,.45)}
.foot-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 24px;margin-top:72px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.5)}
.foot-bottom a{white-space:nowrap}
.foot-bottom a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}

/* ---------- 图片和示意画面自己会动（只在看得见时，[data-live] 加 .live） ---------- */
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes kbs{from{scale:1}to{scale:1.08}}
@keyframes ping{0%{transform:scale(.6);opacity:.6}100%{transform:scale(2.3);opacity:0}}
@keyframes ring{0%{box-shadow:0 0 0 0 rgba(53,211,153,.55)}100%{box-shadow:0 0 0 8px rgba(53,211,153,0)}}
@keyframes bars{0%,100%{transform:scaleY(.4)}50%{transform:scaleY(1)}}
@keyframes glow{0%,100%{box-shadow:0 0 0 0 rgba(255,106,43,0)}50%{box-shadow:0 0 0 5px rgba(255,106,43,.18)}}
@keyframes turn{to{transform:rotate(360deg)}}
.sp-shot.live .ms-hero img{animation:float 6s ease-in-out infinite}
.sp-shot.live .callouts li::before{animation:ring 2.2s ease-out infinite}
.sp-shot.live .callouts li:nth-child(2)::before{animation-delay:.55s}
.sp-shot.live .callouts li:nth-child(3)::before{animation-delay:1.1s}
.sp-shot.live .callouts li:nth-child(4)::before{animation-delay:1.65s}
.ai-grid.live .wave rect{transform-box:fill-box;transform-origin:center;animation:bars 1.1s ease-in-out infinite}
.ai-grid.live .wave rect:nth-child(3n+1){animation-delay:-.35s}
.ai-grid.live .wave rect:nth-child(3n+2){animation-delay:-.7s}
.ai-grid.live .feed-item:first-child .chip{animation:glow 2.4s ease-in-out infinite}
.soc-stage.live .li-img img,.soc-stage.live .tt-video img,.soc-stage.live .yt-player img{animation:kbs 8s ease-in-out infinite alternate}
.principles.live .pmark circle{transform-box:fill-box;transform-origin:center;animation:turn 90s linear infinite}
/* 鼠标移到图上，图片轻轻放大 */
.ms-hero img{transition:scale .6s var(--ease)}
.sp-shot:hover .ms-hero img{scale:1.06}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .nav{gap:22px}
  .ai-grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}
  .principles{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:30px}
  .pr:nth-child(3){padding-left:0;border-left:0}
  .fees{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ck,.faq-wrap,.contact-grid{grid-template-columns:minmax(0,1fr)}
  .foot-top{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-brand-col{grid-column:1/-1}
}
@media (max-width:1023px){
  .sp-grid,.soc-grid,.cs{grid-template-columns:minmax(0,1fr)}
  .sp-shot{max-width:680px}
  /* 出海路线竖排：线在左边，箭头往下走 */
  .rt-wrap{--vertical:1;margin-top:40px}
  .rt-track{left:0;right:auto;top:0;bottom:0;width:20px;height:auto}
  .rt-track::before{left:9px;right:auto;top:0;bottom:0;width:2px;height:auto}
  .rt-fill{left:8px;right:auto;top:0;bottom:0;width:4px;height:auto;transform-origin:top;transform:scaleY(0);background:linear-gradient(180deg,var(--azure),var(--azure-300) 60%,var(--signal))}
  .rt-arrow{left:2px;top:-9px}
  .rt-end{display:none}
  .route{grid-template-columns:minmax(0,1fr);gap:12px;padding:0 0 0 40px}
  .rt::before{left:-38px;top:24px}
}
@media (max-width:900px){
  .js .rv{--dl:calc(min(var(--i,0), 3) * 70ms)}
  .nav,.head-cta .btn{display:none}
  .menu-btn{display:inline-flex}
  .head-in{grid-template-columns:minmax(0,1fr) auto}
  [data-par]{translate:none}
  .hero3-in{justify-content:flex-start;padding-top:120px}
  .ai-grid,.ai-grid.four,.ops-grid{grid-template-columns:minmax(0,1fr)}
  .ai-viz{height:auto;min-height:200px}
  .soc-flow ol{grid-template-columns:repeat(4,minmax(0,1fr));row-gap:18px}
  .soc-flow ol::before{display:none}
  .steps{grid-template-columns:minmax(0,1fr);gap:10px}
  .step+.step::before{display:none}
}
@media (max-width:640px){
  :root{--head:64px}
  body{font-size:16px}
  .head-in{gap:16px}
  .brand img{height:34px}
  .cta-row .btn{flex:1 1 100%}
  .g-card{max-width:220px;padding:7px 11px 7px 7px;gap:8px}
  .g-card b{font-size:12.5px}
  .gi{width:26px;height:26px}
  .hero3-in{padding-top:100px}
  /* 最长一行“找到你的工厂。”7 个字，按屏宽缩放，窄到 280 像素也不会把“厂”挤到下一行 */
  .hero3 .h1{font-size:clamp(30px,10.4vw,46px)}
  .hero3::before{background:radial-gradient(70% 45% at 50% 82%,rgba(22,82,240,.3),transparent 70%),linear-gradient(180deg,rgba(10,20,48,.92) 0%,rgba(10,20,48,.6) 46%,rgba(10,20,48,0) 66%)}
  .reel-tag{right:16px;bottom:92px}
  .marquee ul{padding:16px 0;font-size:14px}
  .type{grid-template-columns:minmax(0,1fr)}
  .type .k{grid-row:auto;padding-top:0}
  .callouts{position:static;display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
  .callouts li{position:static}
  .ms-nav span:not(.ms-cta){display:none}
  .soc-panel{grid-template-columns:minmax(0,1fr);padding:20px}
  .mk-tt{width:200px}
  .soc-flow ol{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cs-item{padding-left:20px}
  .principles,.fees,.row2{grid-template-columns:minmax(0,1fr)}
  .pr,.pr+.pr{padding:24px 0 0;border-left:0}
  .pmark{display:none}
  .rep-dims{margin-left:0}
  .urlform{flex-direction:column;border-radius:20px;padding:8px}
  .urlform input{height:48px}
  .urlform .btn{width:100%}
  .faq .ans{padding-right:0}
  .foot-top{grid-template-columns:minmax(0,1fr)}
}

/* ---------- 减少动态效果：不进场、不循环，直接给最终画面 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .rv{opacity:1;transform:none;transition:none}
  .stage,.g-layer,.dp,[data-par]{translate:none!important}
  .cx-pan{animation:none!important}
  .td-s2,.zf-s2,.li-dm,.cs-view.zf::after{opacity:1!important;transform:none!important;animation:none!important}
  .rt.lit{translate:none!important}
  .rt.lit .rt-art *{stroke-dashoffset:0!important}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;animation-delay:0s!important;transition-duration:.01ms!important;transition-delay:0s!important}
}

/* 原版恢复：仅补真实表单、分类字段与锚点兼容，不改原场景布局。 */
#checkForm{flex-wrap:wrap}#checkForm altcha-widget{display:block;flex-basis:100%;width:100%;margin-top:10px;color:#162033}
#checkStatus{font-size:14px;min-height:1em}#checkErr:focus{outline:2px solid currentColor;outline-offset:4px}
.need-field{border:0;padding:0;margin:0;min-width:0}.need-field legend{margin-bottom:10px}.need-groups{display:grid;gap:10px}.need-group>span{display:block;font-size:12px;font-weight:700;margin-bottom:4px}.need-group .opts{gap:8px}.need-solo{font-size:14px}.need-note{font-size:13px}
.ai-card[id],#upgrade,#seo-geo{scroll-margin-top:100px}

.check-home{display:grid;gap:10px;margin-top:24px;max-width:560px}
.check-home-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:stretch;background:#fff;border-radius:999px;padding:6px;box-shadow:0 18px 40px rgba(6,25,90,.28)}
.check-home-row input{min-width:0;height:48px;border:0;outline:0;background:transparent;padding:0 16px;font-size:16px;color:var(--ink);border-radius:999px}
.check-home-row input::placeholder{color:var(--muted-2)}
.check-home-row .btn{height:48px}
.check-home-verify{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;min-height:58px;padding:9px 12px;border:1px solid rgba(255,255,255,.22);border-radius:16px;background:rgba(255,255,255,.1)}
.check-home-verify altcha-widget{display:block;max-width:100%}
.check-home-verify>span{font-size:11.5px;line-height:1.5;color:rgba(255,255,255,.72);max-width:260px}
@media(max-width:600px){.check-home-row{grid-template-columns:minmax(0,1fr);border-radius:20px}.check-home-row .btn{width:100%}}

/* ---------- docs/18 B01 局部优化 ---------- */
.site-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;margin-top:18px}
.site-actions .btn{height:46px;padding:0 20px;font-size:14px}
.site-boundary{font-size:12.5px;line-height:1.6;color:var(--muted);margin-top:10px}
.ai-card-head{display:grid;gap:6px;justify-items:start}
.ai-card-head h3{font-size:20px;font-weight:900;line-height:1.3;white-space:normal}
.ai-body{display:flex;flex-direction:column;flex:1}
.ai-body .text-link{margin-top:auto;padding-top:12px}
.ai-grid.four .ai-viz .ov-frames i::after{display:none}
.ops-card .text-link{margin-top:12px}
.ops-card.dark .text-link{color:#fff}
.ops-cta{margin-top:18px}
.cs-controls{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:10px}
.cs-link{font-size:15px;font-weight:700;color:var(--azure)}
.js .cs-link{display:none}
.js .cs-link.on{display:inline-flex}
.cs-link:hover{color:var(--azure-600)}
.cs-toggle{width:34px;height:34px;padding:0;border:1px solid var(--line-2);border-radius:50%;background:#fff;color:var(--ink-2);display:grid;place-items:center;cursor:pointer;transition:border-color .2s,color .2s}
.cs-toggle:hover{border-color:var(--ink)}
.cs-toggle .ico{width:16px;height:16px}
.cs-toggle .ico-play{display:none}
.cs-toggle[data-paused="true"] .ico-pause{display:none}
.cs-toggle[data-paused="true"] .ico-play{display:block}
@media (max-width:900px){
  .callouts{position:static;display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;pointer-events:auto}
  .callouts li{position:static;background:var(--azure-50);color:var(--ink-2);border:1px solid var(--azure-100);box-shadow:none;padding:6px 10px;font-size:12px}
  .callouts li::before{background:var(--azure);box-shadow:none}
}

.ai-viz{position:relative}
.viz-tag{position:absolute;top:10px;right:10px;z-index:2;font-size:10.5px;font-weight:700;color:var(--muted);background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:999px;padding:2px 7px}
.ai-card .viz-tag{pointer-events:none}

.ck .form-note .link,.ck .form-note-sub .link{color:#fff;text-decoration:underline;text-underline-offset:3px}

main section[id]{scroll-margin-top:calc(var(--head) + 1px)}


/* ALTCHA 只通过组件变量整理外容器，不改验证状态与逻辑。 */
.check-home-verify altcha-widget{width:100%;max-width:340px;font-size:13px;--altcha-max-width:100%;--altcha-border-radius:12px;--altcha-padding:9px 11px;--altcha-color-base:rgba(255,255,255,.94);--altcha-color-base-content:#0B1220;--altcha-color-neutral:rgba(11,18,32,.2);--altcha-border-color:rgba(255,255,255,.55)}

/* ---------- docs/21 联系渠道与真实二维码 ---------- */
.contact-h{margin-top:28px}
.contact-channels{display:grid;gap:12px;margin-top:10px}
.contact-channel{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px 24px}
.contact-channel[hidden],.wx-contact[hidden],.site-foot li[hidden]{display:none!important}
.contact-channel-main{display:flex;align-items:baseline;gap:8px;min-width:0;flex:1 1 220px}
.contact-label{flex:none;font-size:12px;font-weight:700;color:var(--azure)}
.contact-channel-main a,.contact-value{font-size:14.5px;font-weight:700;color:var(--ink-2);overflow-wrap:anywhere}
.copy-btn{min-height:44px;padding:0 12px;border:1px solid var(--line-2);border-radius:10px;background:var(--paper);font-size:13px;font-weight:700;color:var(--ink-2);cursor:pointer;flex:none}
.copy-btn:hover{border-color:var(--azure);color:var(--azure)}
.copy-status{position:absolute;left:12px;bottom:6px;font-size:11.5px;color:var(--ok);line-height:1.2}
.wx-contact{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px}
.wx-qr-window{--qr:176px;position:relative;flex:none;width:var(--qr);height:var(--qr);overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:10px}
.wx-qr-window img{position:absolute;width:calc(var(--qr) * 1.30573);height:auto;max-width:none;left:calc(var(--qr) * -0.15287);top:calc(var(--qr) * -0.53822)}
.wx-contact-copy{display:grid;gap:3px;min-width:0}
.wx-contact-copy b{font-size:14px;color:var(--ink)}
.wx-contact-copy p{font-size:12.5px;color:var(--muted);line-height:1.5}
.qr-open{padding:0;border:0;background:none;font-size:13px;cursor:pointer;justify-self:start;text-align:left}
.qr-dialog{width:min(92vw,560px);max-width:560px;padding:0;border:0;border-radius:20px;background:#fff;color:var(--ink);box-shadow:0 30px 90px rgba(4,10,25,.35)}
.qr-dialog::backdrop{background:rgba(4,10,25,.68)}
.qr-dialog-inner{position:relative;display:grid;justify-items:center;gap:12px;padding:24px;max-height:88vh;overflow:auto}
.qr-dialog h2{font-size:20px;font-weight:900;text-align:center}
.qr-dialog img{width:100%;height:auto;max-height:64vh;object-fit:contain}
.qr-dialog p{font-size:13px;color:var(--muted)}
.qr-close{position:absolute;right:10px;top:10px;width:40px;height:40px;border:1px solid var(--line-2);border-radius:50%;background:#fff;font-size:24px;line-height:1;color:var(--ink-2);cursor:pointer}
#contact-channels{scroll-margin-top:calc(var(--head) + 16px)}
@media (max-width:560px){
 .wx-contact{align-items:flex-start;gap:10px}
 .wx-qr-window{--qr:152px}
 .contact-channel{padding-bottom:26px}
}