/* ═══════════════════════════════════════════════════════════
   FORMAX · 三鉴客数字智造平台 官网
   品牌视觉：取自 Formax 海报与 Logo —— 荧光绿 / 紫 / 墨黑
   ═══════════════════════════════════════════════════════════ */

:root{
  --lime:#DFF549;
  --lime-soft:#F3FBCB;
  --purple:#7C5CFC;
  --purple-deep:#5B3DF5;
  --purple-soft:#A297FF;
  --ink:#171808;
  --paper:#FBFBF3;
  --card:#FFFFFF;
  --red:#E85D4E;
  --green:#1F9D66;
  --muted:#6B6E5A;
  --shadow:6px 6px 0 var(--ink);
  --shadow-sm:4px 4px 0 var(--ink);
  --font-cn:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-mono:"SF Mono","JetBrains Mono","Roboto Mono",Consolas,"Courier New",monospace;
  --maxw:1240px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--paper);color:var(--ink);
  font-family:var(--font-cn);font-size:16px;line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
::selection{background:var(--purple);color:#fff}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--paper)}
::-webkit-scrollbar-thumb{background:var(--ink);border-radius:6px;border:2px solid var(--paper)}
:focus-visible{outline:3px solid var(--purple);outline-offset:2px}

/* ── 滚动进度线 ── */
.scroll-hairline{position:fixed;top:0;left:0;right:0;height:4px;background:transparent;z-index:99}
.scroll-hairline span{display:block;height:100%;width:0;background:var(--purple);transition:width .1s linear}

/* ══════════ 导航 ══════════ */
.site-nav{
  position:fixed;top:4px;left:0;right:0;z-index:90;
  display:flex;align-items:center;gap:26px;
  padding:0 clamp(16px,3vw,40px);height:72px;
  background:rgba(251,251,243,.9);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:2px solid var(--ink);
}
.brand{display:flex;align-items:center}
.brand img{width:128px;height:auto}
.nav-links{display:flex;gap:2px;margin-left:auto}
.nav-links a{
  display:flex;flex-direction:column;align-items:center;
  padding:6px 11px;border-radius:9px;line-height:1.25;
  border:2px solid transparent;transition:border-color .15s,background .15s;
}
.nav-links a b{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.12em;color:var(--muted);font-weight:500}
.nav-links a span{font-size:13.5px;font-weight:700}
.nav-links a:hover{border-color:var(--ink)}
.nav-links a.active{background:var(--lime);border-color:var(--ink)}
.nav-cta{display:flex;gap:10px;align-items:center}

/* ── 按钮（硬阴影潮玩风） ── */
.btn-primary,.btn-ink,.btn-purple,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  border:2px solid var(--ink);border-radius:12px;font-weight:800;
  height:44px;padding:0 22px;white-space:nowrap;overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .12s,box-shadow .12s;font-size:14.5px;
}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-ink{background:var(--ink);color:var(--lime)}
.btn-purple{background:var(--purple);color:#fff}
.btn-ghost{background:#fff;color:var(--ink)}
.btn-primary:hover,.btn-ink:hover,.btn-purple:hover,.btn-ghost:hover{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.btn-slide .btn-track{display:flex;flex-direction:column;transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.btn-slide{align-items:flex-start}
.btn-slide .btn-track span{display:block;height:44px;line-height:42px}
.btn-slide:hover .btn-track{transform:translateY(-44px)}
.btn-lg{height:54px;padding:0 30px;font-size:16px;border-radius:14px}
.btn-lg .btn-track span{height:54px;line-height:52px}
.btn-lg:hover .btn-track{transform:translateY(-54px)}
.nav-burger{display:none;flex-direction:column;gap:5px;background:#fff;border:2px solid var(--ink);border-radius:9px;padding:9px 8px;cursor:pointer;box-shadow:var(--shadow-sm)}
.nav-burger span{width:20px;height:2px;background:var(--ink)}

/* ══════════ HERO ══════════ */
.hero{
  position:relative;padding:158px clamp(16px,4vw,48px) 0;
  background:var(--lime);border-bottom:2px solid var(--ink);
  overflow:hidden;
}
.hero-inner{
  position:relative;max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(28px,4vw,60px);align-items:center;
  padding-bottom:64px;
}
.eyebrow{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;
  display:inline-flex;align-items:center;gap:10px;margin-bottom:22px;
  background:var(--ink);color:var(--lime);padding:6px 14px;border-radius:8px;
}
.hero h1{font-size:clamp(44px,5.8vw,80px);line-height:1.05;font-weight:900;letter-spacing:.01em}
.hero h1 em{
  font-style:normal;color:var(--purple-deep);
  text-decoration:underline;text-decoration-thickness:6px;text-decoration-color:var(--ink);text-underline-offset:8px;
}
.hero-sub{margin-top:24px;color:#3c3f2a;font-size:17px;max-width:34em;font-weight:500}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-stats{display:flex;gap:14px;margin-top:48px;flex-wrap:wrap}
.hero-stats>div{
  background:#fff;border:2px solid var(--ink);border-radius:12px;
  box-shadow:var(--shadow-sm);padding:12px 18px;min-width:118px;
}
.hero-stats dt b{font-family:var(--font-mono);font-size:clamp(24px,2.4vw,34px);font-weight:700}
.hero-stats dd{font-size:12.5px;color:var(--muted);margin-top:1px;font-weight:600}

.hero-visual{position:relative}
.hero-visual .hv-frame{
  border:2px solid var(--ink);border-radius:18px;background:var(--purple);
  box-shadow:var(--shadow);overflow:hidden;position:relative;
}
.hero-visual img{width:100%;height:auto}
.hv-badge{
  position:absolute;font-weight:800;font-size:12.5px;
  border:2px solid var(--ink);border-radius:999px;padding:6px 14px;background:#fff;
  box-shadow:var(--shadow-sm);
}
.hv-badge.b1{top:18px;left:18px;background:var(--lime);transform:rotate(-4deg)}
.hv-badge.b2{bottom:20px;right:18px;transform:rotate(3deg)}
.hero-visual img.hero-mascot{
  position:absolute;left:-46px;bottom:-30px;width:172px;z-index:3;
  filter:drop-shadow(5px 5px 0 var(--ink));pointer-events:none;
}

/* ── 跑马灯 ── */
.ticker{
  border-top:2px solid var(--ink);background:var(--ink);color:var(--lime);
  overflow:hidden;padding:10px 0;position:relative;z-index:2;
}
.ticker-track{
  display:flex;gap:44px;white-space:nowrap;width:max-content;
  font-family:var(--font-mono);font-size:13px;font-weight:700;letter-spacing:.14em;
  animation:ticker 26s linear infinite;
}
.ticker-track span::before{content:"✦";margin-right:44px;color:var(--purple-soft)}
@keyframes ticker{to{transform:translateX(-50%)}}

/* ══════════ 痛点带 ══════════ */
.pain-strip{
  background:var(--ink);color:var(--paper);
  padding:70px clamp(16px,4vw,48px);text-align:center;
  border-bottom:2px solid var(--ink);
}
.strip-label{font-family:var(--font-mono);font-size:11px;letter-spacing:.3em;color:var(--red);margin-bottom:14px;font-weight:700}
.pain-strip h2{font-size:clamp(24px,3vw,38px);font-weight:900}
.pain-list{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:34px}
.pain-list li{
  border:2px solid var(--paper);border-radius:10px;padding:12px 18px;
  font-size:14px;color:var(--paper);background:#23250f;
}
.pain-list b{color:var(--red);margin-right:8px;font-family:var(--font-mono);font-weight:700}
.pain-punch{margin-top:30px;font-size:18px;font-weight:800;color:var(--red)}

/* ══════════ 通用 section ══════════ */
.section{padding:100px clamp(16px,4vw,48px);max-width:var(--maxw);margin:0 auto;position:relative}
.section-head{max-width:780px;margin-bottom:52px}
.section-head h2{font-size:clamp(28px,3.4vw,44px);font-weight:900;line-height:1.2}
.section-head .eyebrow{background:var(--purple);color:#fff}
.section-sub{color:var(--muted);margin-top:14px;font-size:16px}

/* ══════════ 工具矩阵 ══════════ */
.tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tool-card{
  background:var(--card);border:2px solid var(--ink);border-radius:16px;
  overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);
  transition:transform .15s,box-shadow .15s;
}
.tool-card:hover{transform:translate(-3px,-3px);box-shadow:8px 8px 0 var(--ink)}
.tool-card img{width:100%;aspect-ratio:16/8.6;object-fit:cover;object-position:top;border-bottom:2px solid var(--ink)}
.tool-wide{grid-column:span 2}
.tool-wide img{aspect-ratio:auto;height:100%;min-height:240px}
.tool-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.tool-body h3{font-size:18px;font-weight:900}
.tool-body p{font-size:14px;color:var(--muted);flex:1}
.tool-meta{font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--purple-deep);border-top:2px dashed #d9d9c8;padding-top:12px;font-weight:700}
.tool-text{justify-content:center;background:var(--lime-soft)}
.tool-text .tool-body h3{color:var(--purple-deep)}

/* ══════════ 数字流水线（滚动驱动） ══════════ */
.pipeline{background:#fff;border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);max-width:none}
.pipeline .section-head,.pipeline-wrap{max-width:var(--maxw);margin-left:auto;margin-right:auto}
.pipeline .section-head{margin-bottom:56px}
.pipeline-wrap{display:grid;grid-template-columns:340px 1fr;gap:clamp(28px,4vw,72px);align-items:start}
.pipeline-rail{position:sticky;top:110px;display:flex;gap:22px;align-items:stretch}
.pipeline-svg{width:120px;height:640px;flex:none}
.pipeline-ticks{display:flex;flex-direction:column;justify-content:space-between;padding:6px 0}
.pipeline-ticks li{display:flex;align-items:center;gap:12px;color:var(--muted);transition:color .3s;padding:6px 0}
.pipeline-ticks li i{
  font-family:var(--font-mono);font-style:normal;font-size:11px;font-weight:700;
  width:32px;height:32px;display:grid;place-items:center;
  border:2px solid var(--ink);border-radius:9px;color:var(--muted);background:#fff;
  transition:all .3s;flex:none;
}
.pipeline-ticks li span{font-size:15px;font-weight:700}
.pipeline-ticks li.active{color:var(--purple-deep)}
.pipeline-ticks li.active i{background:var(--lime);color:var(--ink);box-shadow:var(--shadow-sm)}
.pipeline-steps{display:flex;flex-direction:column;gap:clamp(60px,9vh,120px);padding-bottom:8vh}
.pipe-step{
  background:var(--paper);border:2px solid var(--ink);border-radius:16px;
  padding:clamp(26px,3vw,44px);position:relative;transition:box-shadow .2s;
}
.pipe-step.is-current{box-shadow:var(--shadow)}
.pipe-num{
  font-family:var(--font-mono);font-size:12px;color:#fff;letter-spacing:.14em;
  background:var(--purple);border:2px solid var(--ink);border-radius:8px;
  display:inline-block;padding:3px 10px;font-weight:700;
}
.pipe-step h3{font-size:clamp(22px,2.4vw,30px);font-weight:900;margin:14px 0 14px}
.pipe-step h3 .gold{color:var(--purple-deep);font-style:normal;font-family:var(--font-mono)}
.pipe-step p{color:#3c3f2a;font-size:15.5px}
.pipe-fact{
  margin-top:16px;padding-top:14px;border-top:2px dashed #d9d9c8;
  font-family:var(--font-mono);font-size:12.5px;color:var(--purple-deep) !important;letter-spacing:.03em;font-weight:700;
}

/* ══════════ 四层架构 bands ══════════ */
.layer-bands{display:flex;flex-direction:column;gap:16px}
.band{
  display:grid;grid-template-columns:110px 1.1fr 1fr;gap:clamp(18px,3vw,40px);
  align-items:center;border-radius:16px;padding:clamp(22px,2.6vw,34px) clamp(20px,3vw,40px);
  border:2px solid var(--ink);position:relative;overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s;
}
.band:hover{transform:translate(-3px,-3px);box-shadow:8px 8px 0 var(--ink)}
.band-num{font-family:var(--font-mono);font-size:clamp(44px,5vw,72px);font-weight:700;line-height:1}
.band-engine{background:var(--lime)}
.band-data{background:var(--purple);color:#fff}
.band-data .band-main p,.band-data .band-main h3 small{color:#e3defc}
.band-price{background:#fff}
.band-dispatch{background:var(--ink);color:var(--paper)}
.band-dispatch .band-main p,.band-dispatch .band-main h3 small{color:#b9bca6}
.band-engine .band-num{color:var(--ink)}
.band-data .band-num{color:var(--lime)}
.band-price .band-num{color:var(--purple)}
.band-dispatch .band-num{color:var(--purple-soft)}
.band-main h3{font-size:clamp(20px,2vw,26px);font-weight:900}
.band-main h3 small{display:block;font-size:13px;font-weight:600;margin-top:4px;letter-spacing:.05em;color:var(--muted)}
.band-main p{font-size:14.5px;margin-top:10px;color:#3c3f2a}
.band-tags{display:flex;flex-wrap:wrap;gap:8px}
.band-tags li{
  font-size:12px;font-weight:700;border:2px solid var(--ink);border-radius:999px;
  padding:5px 12px;background:rgba(255,255,255,.85);color:var(--ink);
}
.layers-foot{
  margin-top:28px;font-size:14.5px;font-weight:600;
  background:var(--lime-soft);border:2px solid var(--ink);border-radius:12px;
  padding:14px 20px;box-shadow:var(--shadow-sm);
}

/* ══════════ 案例库 ══════════ */
.case-card{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,3.5vw,56px);
  align-items:center;margin-bottom:clamp(56px,7vw,96px);
}
.case-card:last-child{margin-bottom:0}
.case-rev .case-media{order:2}
.case-media{
  position:relative;border-radius:16px;overflow:hidden;
  border:2px solid var(--ink);box-shadow:var(--shadow);background:var(--purple-soft);
}
.case-media img{width:100%;height:100%;object-fit:cover}
.case-badge{
  position:absolute;top:16px;left:16px;font-size:12.5px;font-weight:800;letter-spacing:.08em;
  background:var(--lime);color:var(--ink);border:2px solid var(--ink);
  padding:6px 14px;border-radius:999px;box-shadow:var(--shadow-sm);
}
.case-body h3{font-size:clamp(24px,2.6vw,34px);font-weight:900;line-height:1.3}
.gold{color:var(--purple-deep)}
.case-who{font-family:var(--font-mono);font-size:12.5px;color:var(--muted);margin:12px 0 22px;letter-spacing:.05em;font-weight:700}
.case-body>p{color:#3c3f2a;font-size:15px;margin-top:20px}
.case-flow{display:flex;flex-wrap:wrap;gap:10px}
.case-flow li{
  border:2px solid var(--ink);background:#fff;border-radius:10px;
  padding:10px 14px;font-size:12.5px;color:var(--muted);min-width:104px;font-weight:600;
}
.case-flow li b{display:block;font-family:var(--font-mono);font-size:17px;color:var(--ink);margin-bottom:2px}
.case-flow li.gold{background:var(--lime)}
.case-flow li.gold b{color:var(--ink)}
.case-compare{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.case-compare>div{border-radius:12px;padding:16px 18px;font-size:13.5px;border:2px solid var(--ink)}
.case-compare b{display:block;font-size:15px;margin-bottom:4px}
.compare-before{background:#fff;color:var(--muted)}
.compare-before b{color:var(--red)}
.compare-after{background:var(--lime-soft)}
.compare-after b{color:var(--green)}
.case-skus{display:flex;gap:12px;margin-top:18px}
.case-skus li{flex:1;border:2px solid var(--ink);border-radius:12px;overflow:hidden;background:#fff}
.case-skus img{width:100%;aspect-ratio:4/3;object-fit:cover;border-bottom:2px solid var(--ink)}
.case-skus span{display:block;font-size:12px;color:var(--muted);padding:8px 10px;text-align:center;font-weight:700}
.case-metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.case-metrics>div{border:2px solid var(--ink);border-radius:12px;padding:14px 18px;background:#fff}
.case-metrics dt{font-size:12.5px;color:var(--muted);font-weight:700}
.case-metrics dd{font-family:var(--font-mono);font-size:18px;margin-top:4px;font-weight:700}
.case-metrics s{color:var(--muted);text-decoration-color:var(--red);margin-right:6px}
.case-metrics .up{color:var(--green)}

/* ══════════ 手板打样 ══════════ */
.prototype{max-width:none;background:var(--ink);border-top:2px solid var(--ink);color:var(--paper)}
.proto-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,4vw,64px);align-items:center}
.proto-media{border-radius:16px;overflow:hidden;border:2px solid var(--lime);position:relative;box-shadow:6px 6px 0 var(--purple)}
.proto-media img{width:100%}
.proto-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 18px;
  font-size:13px;color:var(--lime);font-weight:700;
  background:linear-gradient(transparent,rgba(23,24,8,.92) 45%);
}
.prototype .eyebrow{color:var(--lime)}
.proto-copy h2{font-size:clamp(28px,3vw,40px);font-weight:900;margin-bottom:26px}
.proto-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.proto-cards article{border:2px solid var(--ink);border-radius:12px;padding:18px;background:var(--paper);color:var(--ink)}
.proto-cards h4{font-size:17px;font-weight:900;color:var(--purple-deep)}
.proto-cards article>p{font-family:var(--font-mono);font-size:12px;color:var(--muted);margin:4px 0 12px;font-weight:700}
.proto-cards ul li{font-size:13px;color:#3c3f2a;padding:3px 0 3px 16px;position:relative}
.proto-cards ul li::before{content:"+";position:absolute;left:0;color:var(--purple-deep);font-weight:900}
.proto-note{
  margin-top:22px;font-size:13.5px;color:var(--lime-soft);
  border:2px dashed var(--purple-soft);border-radius:10px;padding:12px 16px;
}

/* ══════════ 工厂网络 ══════════ */
.network-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,4vw,64px);align-items:center}
.factory-dots{
  position:relative;border:2px solid var(--ink);border-radius:16px;
  background:var(--lime-soft);min-height:420px;overflow:hidden;box-shadow:var(--shadow);
  background-image:linear-gradient(rgba(23,24,8,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(23,24,8,.07) 1px,transparent 1px);
  background-size:44px 44px;
}
.factory-dots .fdot{
  position:absolute;width:12px;height:12px;border-radius:50%;
  background:var(--purple);border:2px solid var(--ink);
  animation:pulse 2.6s ease-in-out infinite;
}
.factory-dots .fdot.gold{background:var(--lime);width:16px;height:16px;box-shadow:0 0 0 3px rgba(23,24,8,.2)}
.factory-dots .flabel{
  position:absolute;font-family:var(--font-mono);font-size:11px;font-weight:700;color:var(--ink);
  transform:translate(16px,-6px);white-space:nowrap;letter-spacing:.04em;
  background:#fff;border:1.5px solid var(--ink);border-radius:6px;padding:1px 7px;
}
/* 腾讯地图容器（联网时替换点位图） */
.factory-dots.has-map{background:var(--paper);background-image:none}
.factory-dots #fx-map{position:absolute;inset:0;border-radius:14px;overflow:hidden}
/* 隐藏地图左下角 logo 与版权链接 */
#fx-map a[href*="tencent.com"],
#fx-map a[href*="map.qq.com"],
#fx-map a .csssprite,
#fx-map .logo-text{display:none!important}
@keyframes pulse{0%,100%{opacity:.55}50%{opacity:1}}
.craft-chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.craft-chips li{
  border:2px solid var(--ink);color:var(--ink);border-radius:999px;
  padding:8px 18px;font-size:14px;font-weight:800;background:#fff;box-shadow:var(--shadow-sm);
}
.network-stats{display:flex;gap:14px;margin-bottom:22px;flex-wrap:wrap}
.network-stats>div{background:var(--ink);border-radius:12px;padding:12px 20px;border:2px solid var(--ink)}
.network-stats dt b{font-family:var(--font-mono);font-size:30px;color:var(--lime);font-weight:700}
.network-stats dd{font-size:12.5px;color:#b9bca6;font-weight:600}
.network-note{color:var(--muted);font-size:14px;border-left:4px solid var(--purple);padding-left:16px}

/* ══════════ 创作者社区 ══════════ */
.community-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,40px);align-items:start}
.works-wall{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.work-card{
  border:2px solid var(--ink);border-radius:14px;overflow:hidden;background:#fff;
  box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s;
}
.work-card:hover{transform:translate(-3px,-3px);box-shadow:7px 7px 0 var(--ink)}
.work-card:nth-child(2n){transform:translateY(18px)}
.work-card:nth-child(2n):hover{transform:translate( -3px,15px)}
.work-card img{width:100%;aspect-ratio:1;object-fit:cover;border-bottom:2px solid var(--ink)}
.work-card figcaption{padding:12px 14px 14px}
.work-card b{display:block;font-size:14px}
.work-card span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.work-card i{display:inline-block;font-style:normal;font-size:12px;color:var(--ink);margin-top:8px;font-family:var(--font-mono);font-weight:700;background:var(--lime);border:1.5px solid var(--ink);border-radius:999px;padding:2px 10px}
.community-shot{border:2px solid var(--ink);border-radius:14px;overflow:hidden;background:#fff;position:sticky;top:100px;box-shadow:var(--shadow)}
.community-shot img{width:100%}
.community-shot figcaption{padding:12px 16px;font-size:12.5px;color:var(--muted);border-top:2px solid var(--ink);font-weight:600}

/* ══════════ 定价 ══════════ */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.price-card{
  border:2px solid var(--ink);border-radius:16px;padding:30px 28px;background:#fff;
  display:flex;flex-direction:column;gap:16px;position:relative;box-shadow:var(--shadow-sm);
  transition:transform .15s,box-shadow .15s;
}
.price-card:hover{transform:translate(-3px,-3px);box-shadow:8px 8px 0 var(--ink)}
.price-hot{background:var(--lime);box-shadow:var(--shadow)}
.hot-badge{
  position:absolute;top:-15px;left:50%;transform:translateX(-50%) rotate(-3deg);
  background:var(--purple);color:#fff;font-size:12.5px;font-weight:800;
  padding:5px 18px;border-radius:999px;border:2px solid var(--ink);letter-spacing:.05em;
}
.price-card h3{font-size:17px;color:var(--muted);font-weight:700}
.price-hot h3{color:var(--ink)}
.price b{font-family:var(--font-mono);font-size:46px;font-weight:700;color:var(--ink)}
.price{font-size:15px;color:var(--muted)}
.price-card ul{display:flex;flex-direction:column;gap:9px;flex:1}
.price-card ul li{font-size:14px;padding-left:2px}
.price-who{font-size:12.5px;color:var(--purple-deep);border-top:2px dashed rgba(23,24,8,.25);padding-top:14px;font-family:var(--font-mono);font-weight:700}
.price-extra{display:flex;gap:14px;margin-top:20px;flex-wrap:wrap}
.price-extra li{
  flex:1;min-width:220px;border:2px dashed var(--ink);border-radius:12px;
  padding:14px 18px;font-size:13px;color:var(--muted);background:#fff;
}
.price-extra b{display:block;color:var(--ink);font-size:14.5px;margin-bottom:3px}

/* ══════════ 知识产权 ══════════ */
.ip-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,4vw,64px);align-items:start}
.ip-grid h2{font-size:clamp(26px,3vw,38px);font-weight:900;margin-bottom:26px}
.ip-list{display:flex;flex-direction:column;gap:14px}
.ip-list li{
  border:2px solid var(--ink);border-radius:12px;padding:14px 18px;background:#fff;
  color:var(--muted);font-size:14.5px;box-shadow:var(--shadow-sm);
}
.ip-list b{color:var(--purple-deep);font-family:var(--font-mono);font-size:22px;margin-right:8px}
.nope-panel{border:2px solid var(--ink);border-radius:16px;padding:30px 28px;background:var(--ink);box-shadow:var(--shadow)}
.nope-panel h3{font-size:20px;font-weight:900;color:var(--lime);margin-bottom:18px}
.nope-panel ul{display:flex;flex-direction:column;gap:14px}
.nope-panel li{font-size:13.5px;color:#b9bca6}
.nope-panel li b{display:block;color:#fff;font-size:15.5px;margin-bottom:2px}

/* ══════════ 经营事实 ══════════ */
.facts{
  max-width:none;background:var(--purple);border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);
  text-align:center;color:#fff;
}
.facts-row{display:flex;justify-content:center;gap:clamp(20px,4vw,64px);flex-wrap:wrap;max-width:var(--maxw);margin:0 auto}
.fact b{display:block;font-family:var(--font-mono);font-size:clamp(34px,4vw,52px);font-weight:700;color:var(--lime)}
.fact b small{font-size:16px;color:#e3defc;margin-left:4px}
.fact > span{font-size:13.5px;color:#e3defc;font-weight:600}
.facts-note{margin-top:26px;font-size:13px;color:#e3defc;opacity:.85}

/* ══════════ CTA ══════════ */
.cta{
  position:relative;text-align:center;padding:110px clamp(16px,4vw,48px) 100px;
  background:var(--lime);overflow:hidden;
}
.cta .eyebrow{background:var(--purple);color:#fff}
.cta h2{font-size:clamp(32px,4.4vw,58px);font-weight:900;line-height:1.18}
.cta-sub{color:#3c3f2a;margin-top:16px;font-size:17px;font-weight:500}
.cta-actions{display:flex;gap:14px;justify-content:center;margin-top:40px;flex-wrap:wrap}
.cta-mascot{width:150px;margin:36px auto 0;filter:drop-shadow(5px 5px 0 var(--ink))}
.cta-note{margin-top:28px;font-size:13.5px;color:#3c3f2a;font-weight:600}

/* ══════════ 页脚 ══════════ */
.site-footer{border-top:2px solid var(--ink);padding:64px clamp(16px,4vw,48px) 30px;background:var(--ink);color:var(--paper)}
.footer-grid{
  max-width:var(--maxw);margin:0 auto;display:grid;
  grid-template-columns:1.4fr .8fr 1fr 1.2fr;gap:clamp(24px,3vw,48px);
}
.footer-brand img{width:120px;filter:invert(1) brightness(1.4)}
.footer-brand p{color:#b9bca6;font-size:13.5px;margin-top:16px}
.site-footer nav{display:flex;flex-direction:column;gap:9px}
.site-footer b{font-size:14px;margin-bottom:6px;color:#fff}
.site-footer nav a{font-size:13.5px;color:#b9bca6;transition:color .2s}
.site-footer nav a:hover{color:var(--lime)}
.footer-co p{font-size:13px;color:#b9bca6;margin-top:8px}
.footer-line{
  max-width:var(--maxw);margin:44px auto 0;padding-top:22px;
  border-top:1px solid rgba(251,251,243,.2);
  font-size:12px;color:#b9bca6;opacity:.8;text-align:center;
}

/* ── 入场动效 ── */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ══════════ 响应式 ══════════ */
@media (max-width:1180px){
  .nav-links{
    position:fixed;inset:74px 0 auto 0;flex-direction:column;
    background:var(--paper);border-bottom:2px solid var(--ink);
    padding:14px;display:none;margin-left:0;z-index:95;
  }
  .nav-links.open{display:flex}
  .nav-links a{flex-direction:row;gap:12px;align-items:baseline}
  .nav-burger{display:flex}
}
@media (max-width:1080px){
  .hero-inner{grid-template-columns:1fr}
  .hero-visual{max-width:620px}
  .hero-visual img.hero-mascot{left:auto;right:-14px}
  .tools-grid{grid-template-columns:1fr 1fr}
  .tool-wide{grid-column:span 2}
  .band{grid-template-columns:80px 1fr}
  .band-tags{grid-column:2}
  .case-card,.case-rev{grid-template-columns:1fr}
  .case-rev .case-media{order:0}
  .proto-grid,.network-grid,.community-grid,.ip-grid{grid-template-columns:1fr}
  .community-shot{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
  .pipeline-wrap{grid-template-columns:1fr}
  .pipeline-rail{position:relative;top:0}
  .pipeline-svg{display:none}
  .pipeline-ticks{flex-direction:row;flex-wrap:wrap;gap:8px}
  .pipeline-ticks li span{display:none}
}
@media (max-width:860px){
  .site-nav .btn-ghost{display:none}
  .tools-grid,.price-grid{grid-template-columns:1fr}
  .tool-wide{grid-column:span 1}
  .case-compare,.case-metrics{grid-template-columns:1fr}
  .hero{padding-top:120px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .reveal{opacity:1;transform:none}
  .ticker-track{animation:none}
}