/* ===== 设计令牌 ===== */
:root{
  --ink:#07141C;
  --deep:#0B2431;
  --deep-2:#123242;
  --paper:#F4F1E9;
  --paper-2:#EBE6D9;
  --card:#FBF9F3;
  --red:#B3202B;
  --red-deep:#8E1A22;
  --mist:#8FA0A8;
  --muted:#5E6D74;
  --line:rgba(11,36,49,.16);
  --line-soft:rgba(11,36,49,.09);
  --line-light:rgba(244,241,233,.16);
  --serif:"Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --latin:"Cormorant Garamond",Georgia,var(--serif);
  --shell:1240px;
  --ease:cubic-bezier(.22,.72,.18,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-weight:400;line-height:1.75;
  font-size:16px;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;letter-spacing:.01em;margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
::selection{background:var(--red);color:#fff}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 28px}
.section{padding:104px 0;position:relative}
[id]{scroll-margin-top:92px}

/* ===== 通用排版 ===== */
.eyebrow{
  display:flex;align-items:center;gap:12px;
  font-family:var(--latin);font-size:13px;font-weight:500;
  letter-spacing:.3em;text-transform:uppercase;color:var(--muted);
}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--red);flex:none}
.eyebrow.light{color:rgba(244,241,233,.62)}
.eyebrow.light::before{background:var(--red);opacity:1}

.sec-head{display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:end;margin-bottom:56px}
.sec-head h2{font-size:clamp(30px,3.4vw,46px);line-height:1.28;margin-top:20px;font-weight:700}
.sec-head h2 em{font-style:normal;color:var(--red)}
.sec-note{font-size:15px;color:var(--muted);line-height:1.95;padding-bottom:6px}
.sec-note strong{font-weight:500;color:var(--ink)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:52px;padding:0 30px;border-radius:2px;
  font-size:15px;font-weight:500;letter-spacing:.04em;
  transition:background .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease),transform .28s var(--ease);
}
.btn-primary{background:var(--red);color:#fff;border:1px solid var(--red)}
.btn-primary:hover{background:var(--red-deep);border-color:var(--red-deep);transform:translateY(-1px)}
.btn-ghost{border:1px solid rgba(244,241,233,.42);color:var(--paper)}
.btn-ghost:hover{border-color:var(--paper);background:rgba(244,241,233,.08)}
.btn-sm{min-height:42px;padding:0 20px;font-size:13.5px}
.btn-line{border:1px solid var(--line);color:var(--ink);background:transparent}
.btn-line:hover{border-color:var(--red);color:var(--red)}

/* ===== 页头 ===== */
.head{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(244,241,233,.9);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
  transition:background .3s var(--ease),border-color .3s var(--ease);
}
.head-inner{display:flex;align-items:center;justify-content:space-between;height:78px;gap:22px}
.logo{display:flex;align-items:center;gap:12px;flex:none}
.logo-mark{width:34px;height:38px;flex:none}
.logo-type{display:flex;flex-direction:column;line-height:1}
.logo-cn{font-family:var(--serif);font-size:24px;font-weight:700;letter-spacing:.06em}
.logo-en{font-family:var(--latin);font-size:10.5px;font-weight:500;letter-spacing:.3em;color:var(--muted);margin-top:7px}
.nav{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav a{font-size:14.5px;color:#2B3C44;letter-spacing:.02em;position:relative;padding:6px 0;transition:color .2s;white-space:nowrap}
.nav a:hover{color:var(--red)}
.head-act{display:flex;align-items:center;gap:12px;flex:none}

.lang-switch{display:flex;border:1px solid var(--line);border-radius:2px;overflow:hidden;flex:none}
.lang-switch button{
  padding:6px 10px;font-size:12px;line-height:1.4;letter-spacing:.06em;color:#3D4C54;
  transition:background .2s,color .2s;white-space:nowrap;
}
.lang-switch button:hover{color:var(--red)}
.lang-switch button.active{background:var(--red);color:#fff}
.lang-switch button.active:hover{color:#fff}

.burger{display:none;width:42px;height:42px;align-items:center;justify-content:center;border:1px solid var(--line)}
.burger span{display:block;width:18px;height:1.5px;background:var(--ink);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:var(--ink)}
.burger span::before{top:-6px}
.burger span::after{top:6px}

.mobile-menu{
  position:fixed;inset:78px 0 auto 0;z-index:59;background:var(--paper);
  border-bottom:1px solid var(--line);
  padding:12px 0 26px;
  display:none;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:14px 0;font-size:17px;border-bottom:1px solid var(--line-soft)}
.mobile-menu .lang-switch{margin-top:20px;width:max-content}
.mobile-menu .lang-switch button{padding:8px 16px;font-size:13px}

/* ===== Hero ===== */
.hero{position:relative;min-height:100vh;padding-top:78px;display:flex;flex-direction:column;overflow:hidden;background:var(--ink)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:60% 50%;opacity:.92}
.hero-veil{position:absolute;inset:0;background:
  linear-gradient(90deg,rgba(7,20,28,.95) 0%,rgba(7,20,28,.86) 38%,rgba(7,20,28,.42) 66%,rgba(7,20,28,.32) 100%),
  linear-gradient(180deg,rgba(7,20,28,.55) 0%,rgba(7,20,28,0) 30%,rgba(7,20,28,.72) 100%);}
.chart-grid{position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(244,241,233,.05) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(244,241,233,.05) 1px,transparent 1px);
  background-size:88px 88px;
  mask-image:radial-gradient(circle at 18% 40%,#000 0%,rgba(0,0,0,.35) 48%,transparent 78%);
}
.hero-inner{position:relative;z-index:2;flex:1;display:flex;flex-direction:column;justify-content:center;padding-top:56px;padding-bottom:64px}
.hero-title{
  font-size:clamp(42px,6.1vw,88px);line-height:1.16;color:var(--paper);margin-top:26px;font-weight:900;
  letter-spacing:.02em;
}
.hero-title em{font-style:normal;color:#F3E7D2;position:relative;white-space:nowrap}
.hero-title em::after{content:"";position:absolute;left:0;right:.05em;bottom:.04em;height:2px;background:var(--red)}
.hero-sub{max-width:600px;margin-top:30px;font-size:16.5px;line-height:2;color:rgba(244,241,233,.74);font-weight:300}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:42px}
.hero-foot{position:relative;z-index:2;border-top:1px solid var(--line-light);background:rgba(7,20,28,.5);backdrop-filter:blur(6px)}
.hero-tick{height:14px;background-image:repeating-linear-gradient(90deg,rgba(244,241,233,.28) 0 1px,transparent 1px 22px)}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:0;padding:22px 0 24px}
.hero-facts li{display:flex;align-items:baseline;gap:10px;font-size:13.5px;color:rgba(244,241,233,.72);padding-left:22px;border-left:1px solid var(--line-light)}
.hero-facts li:first-child{border-left:0;padding-left:0}
.hero-facts li b{font-family:var(--latin);font-size:12px;letter-spacing:.22em;color:rgba(244,241,233,.4);font-weight:500}

/* ===== 平台条 ===== */
.strip{border-bottom:1px solid var(--line-soft);padding:30px 0 32px;background:var(--paper-2)}
.strip-inner{display:flex;align-items:center;gap:40px;flex-wrap:wrap}
.strip-label{font-family:var(--latin);font-size:11.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--muted);flex:none}
.strip-list{display:flex;flex-wrap:wrap;gap:12px}
.strip-list span{
  font-family:var(--latin);font-size:14px;letter-spacing:.14em;text-transform:uppercase;
  color:#23343C;border:1px solid var(--line);padding:6px 14px;line-height:1.4;
  transition:border-color .25s,color .25s;
}
.strip-list span:hover{border-color:var(--red);color:var(--red)}

/* ===== 关于 ===== */
.about{background:linear-gradient(180deg,var(--paper) 0%,#F7F4EC 100%)}
.about-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center}
.about-figure{position:relative}
.about-figure img{width:100%;aspect-ratio:3/2;object-fit:cover;filter:saturate(.9) contrast(1.03)}
.about-figure figcaption{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  border-top:1px solid var(--line);padding-top:12px;margin-top:14px;
  font-size:12.5px;color:var(--muted);letter-spacing:.02em;
}
.about-figure figcaption span{font-family:var(--latin);letter-spacing:.2em;text-transform:uppercase}
.about-copy p{color:#33434B;font-size:15.5px;line-height:2.05;margin:0 0 18px}
.about-copy p:first-of-type{font-size:16.5px;color:var(--ink)}
.about-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.about-tags span{font-size:13px;padding:7px 14px;border:1px solid var(--line);color:#3A4B53;background:rgba(255,255,255,.4)}
.about-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin-top:56px;border:1px solid var(--line)}
.about-metrics div{background:var(--card);padding:26px 22px}
.about-metrics b{display:block;font-family:var(--serif);font-size:19px;font-weight:700;margin-bottom:8px}
.about-metrics p{margin:0;font-size:13px;color:var(--muted);line-height:1.8}

/* ===== 服务 ===== */
.services{background:var(--paper);border-top:1px solid var(--line-soft)}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft)}
.svc{background:var(--card);padding:38px 34px 34px;display:flex;flex-direction:column;gap:18px;position:relative;transition:background .3s var(--ease),transform .3s var(--ease)}
.svc:hover{background:#fff;transform:translateY(-2px)}
.svc-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.svc-icon{width:40px;height:40px;flex:none;color:var(--deep-2)}
.svc-icon svg{width:100%;height:100%;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.svc-tag{font-family:var(--latin);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--red);text-align:right;line-height:1.7}
.svc h3{font-size:21px;line-height:1.4;margin:0}
.svc p{margin:0;font-size:14.5px;line-height:1.95;color:#45545C}
.svc .deliver{
  margin-top:auto;padding-top:16px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--muted);line-height:1.85;
}
.svc .deliver b{color:var(--ink);font-weight:500;display:block;margin-bottom:4px;letter-spacing:.06em}
.svc-keywords{display:block;font-size:12px;color:var(--muted);letter-spacing:.04em;margin-top:6px}

/* ===== 流程 ===== */
.process{background:var(--ink);color:var(--paper);position:relative;overflow:hidden}
.process .chart-grid{opacity:.55;mask-image:none;background-image:
  linear-gradient(to right,rgba(244,241,233,.045) 1px,transparent 1px),
  linear-gradient(to bottom,rgba(244,241,233,.045) 1px,transparent 1px);}
.process .sec-head h2{color:var(--paper)}
.process .sec-head h2 em{color:#F3D9B4}
.process .sec-note{color:rgba(244,241,233,.6)}
.process .sec-note strong{color:var(--paper)}
.steps{position:relative;display:grid;grid-template-columns:repeat(6,1fr);gap:0;margin-top:8px}
.steps::before{content:"";position:absolute;left:0;right:0;top:11px;height:1px;
  background:repeating-linear-gradient(90deg,rgba(244,241,233,.32) 0 9px,transparent 9px 20px)}
.step{padding:0 20px 0 0;position:relative}
.step-dot{width:9px;height:9px;background:var(--red);transform:rotate(45deg);position:relative;z-index:2;margin-bottom:26px}
.step-num{font-family:var(--latin);font-size:12px;letter-spacing:.24em;color:rgba(244,241,233,.42);display:block;margin-bottom:10px}
.step h4{font-size:17px;font-weight:600;color:var(--paper);margin-bottom:10px;letter-spacing:.04em}
.step p{font-size:13.5px;line-height:1.9;color:rgba(244,241,233,.62);margin:0}
.process-foot{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:64px;padding-top:26px;border-top:1px solid var(--line-light);flex-wrap:wrap}
.process-foot p{margin:0;font-size:13.5px;color:rgba(244,241,233,.55);max-width:640px;line-height:1.9}

/* ===== 为什么 ===== */
.why{background:var(--paper-2)}
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.why-item{background:var(--paper-2);padding:42px 40px;display:flex;flex-direction:column;gap:14px}
.why-item .idx{font-family:var(--latin);font-size:26px;letter-spacing:.06em;color:var(--red);line-height:1}
.why-item h3{font-size:20px;line-height:1.5}
.why-item p{margin:0;font-size:14.5px;line-height:2;color:#42525A}

/* ===== 行业 ===== */
.industry{background:var(--paper)}
.industry-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.industry-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.industry-list{border-top:1px solid var(--line)}
.industry-list li{display:grid;grid-template-columns:170px 1fr;gap:26px;padding:26px 0;border-bottom:1px solid var(--line)}
.industry-list h3{font-size:17.5px;font-weight:600;line-height:1.6;margin:0}
.industry-list p{margin:0;font-size:14px;line-height:1.95;color:var(--muted)}

/* ===== FAQ ===== */
.faq{background:var(--paper);border-top:1px solid var(--line-soft)}
.faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px;align-items:start}
.faq-aside p{font-size:14.5px;line-height:2;color:var(--muted);margin:22px 0 26px;max-width:320px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;width:100%;padding:24px 0;text-align:left;font-size:16.5px;font-weight:500;line-height:1.7;color:var(--ink)}
.faq-q .sign{flex:none;width:22px;height:22px;position:relative;margin-top:4px}
.faq-q .sign::before,.faq-q .sign::after{content:"";position:absolute;background:var(--red);transition:transform .3s var(--ease),opacity .3s}
.faq-q .sign::before{left:0;right:0;top:10px;height:1.5px}
.faq-q .sign::after{top:0;bottom:0;left:10px;width:1.5px}
.faq-item.open .faq-q .sign::after{transform:scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease),opacity .3s;opacity:0}
.faq-item.open .faq-a{opacity:1}
.faq-a-inner{padding:0 44px 28px 0;font-size:14.5px;line-height:2.05;color:#46555D}

/* ===== 联系 ===== */
.contact{background:var(--deep);color:var(--paper);position:relative;overflow:hidden}
.contact .chart-grid{opacity:.8;background-size:96px 96px}
.contact-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.04fr .96fr;gap:72px}
.contact-copy h2{font-size:clamp(28px,3.1vw,42px);line-height:1.32;color:var(--paper);margin-top:20px}
.contact-copy h2 em{font-style:normal;color:#F3D9B4}
.contact-copy p{font-size:15px;line-height:2.05;color:rgba(244,241,233,.68);margin:24px 0 0;max-width:520px}
.contact-facts{margin-top:44px;border-top:1px solid var(--line-light)}
.contact-facts div{display:grid;grid-template-columns:96px 1fr;gap:20px;padding:15px 0;border-bottom:1px solid var(--line-light);align-items:baseline}
.contact-facts dt{font-family:var(--latin);font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:rgba(244,241,233,.45);margin:0}
.contact-facts dd{margin:0;font-size:14.5px;color:rgba(244,241,233,.9);line-height:1.8}

.form-card{background:var(--card);color:var(--ink);padding:38px 36px 34px;border-top:3px solid var(--red)}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card > p{font-size:13px;color:var(--muted);margin:0 0 26px;line-height:1.85}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;letter-spacing:.08em;color:#3D4C54;margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);background:#fff;border-radius:2px;
  padding:12px 13px;font-family:var(--sans);font-size:14px;color:var(--ink);
  transition:border-color .2s,box-shadow .2s;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.8}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--red);box-shadow:0 0 0 3px rgba(179,32,43,.12)}
.form-note{font-size:12px;color:var(--muted);line-height:1.8;margin-top:14px}
.form-card .btn-primary{width:100%;margin-top:6px}
.form-result{margin-top:18px;border:1px dashed var(--red);padding:16px;background:rgba(179,32,43,.05);display:none}
.form-result.show{display:block}
.form-result p{margin:0 0 10px;font-size:13px;line-height:1.8;color:#42525A}
.form-result pre{white-space:pre-wrap;word-break:break-word;font-family:var(--sans);font-size:12.5px;line-height:1.8;color:#2A3A42;background:#fff;border:1px solid var(--line);padding:12px;margin:0 0 12px;max-height:200px;overflow:auto}
.form-result .result-actions{display:flex;gap:10px;flex-wrap:wrap}
.form-result .mini-btn{font-size:12.5px;border:1px solid var(--line);padding:8px 14px;background:#fff;transition:border-color .2s,color .2s;display:inline-flex;align-items:center}
.form-result .mini-btn:hover{border-color:var(--red);color:var(--red)}

/* ===== 页脚 ===== */
.footer{background:var(--ink);color:rgba(244,241,233,.6);padding:64px 0 30px;position:relative}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:52px;border-bottom:1px solid var(--line-light)}
.f-brand .logo-line{display:flex;align-items:center;gap:12px}
.f-brand .logo-cn{color:var(--paper);font-size:26px}
.f-brand .logo-en{color:rgba(244,241,233,.42)}
.f-brand address{font-style:normal;font-size:13px;line-height:2;margin:20px 0 0;max-width:320px;color:rgba(244,241,233,.5)}
.f-col h4{font-family:var(--sans);font-size:12px;letter-spacing:.2em;color:rgba(244,241,233,.4);font-weight:500;margin-bottom:18px}
.f-col li{margin-bottom:10px;font-size:13.5px;line-height:1.8}
.f-col a{transition:color .2s}
.f-col a:hover{color:var(--paper)}
.footer-bot{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:26px;flex-wrap:wrap}
.footer-bot p{margin:0;font-size:12.5px;line-height:1.9;color:rgba(244,241,233,.42)}
.seal{
  width:62px;height:62px;border:2px solid var(--red);color:#D9535B;
  display:grid;place-items:center;writing-mode:vertical-rl;
  font-family:var(--serif);font-size:15px;font-weight:600;letter-spacing:2px;
  opacity:.92;flex:none;
}


/* ===== 服务详情页 ===== */
.detail{padding:120px 0 96px;background:
  linear-gradient(180deg,#F7F4EC 0%,var(--paper) 60%)}
.detail-inner{max-width:1240px}
.back{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);letter-spacing:.04em;transition:color .2s}
.back:hover{color:var(--red)}
.detail-title{font-size:clamp(32px,4.1vw,54px);line-height:1.24;margin:22px 0 0;font-weight:700}
.detail-lead{font-size:16.5px;line-height:2;color:#3B4B53;margin:22px 0 0;max-width:790px;font-weight:300}
.detail-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:44px}
.detail-meta div{background:var(--card);padding:20px 22px}
.detail-meta dt{font-family:var(--latin);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin:0}
.detail-meta dd{margin:9px 0 0;font-size:14px;line-height:1.8;color:var(--ink)}
.detail-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;margin-top:60px;align-items:start}
.detail-block h3{font-size:18px;font-weight:600;margin:0 0 18px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.detail-list li{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--line-soft);font-size:14.5px;line-height:1.9;color:#3D4D55}
.detail-list li::before{content:"";flex:none;width:6px;height:6px;margin-top:15px;background:var(--red);transform:rotate(45deg)}
.detail-steps li{display:flex;gap:16px;padding:13px 0;border-bottom:1px solid var(--line-soft);font-size:14.5px;line-height:1.9;color:#3D4D55}
.detail-steps li b{font-family:var(--latin);font-size:12px;letter-spacing:.16em;color:var(--red);font-weight:500;flex:none;padding-top:4px}
.detail-block .fit p{margin:0 0 12px;font-size:14.5px;line-height:1.95;color:#3D4D55}
.detail-faq{margin-top:64px;max-width:860px}
.detail-faq h3{font-size:18px;font-weight:600;margin:0 0 6px}
.detail-cta{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  border-top:1px solid var(--line);margin-top:4px;padding:38px 0 0;max-width:1240px}
.detail-cta h3{font-size:20px;margin:0 0 8px}
.detail-cta p{margin:0;font-size:14px;color:var(--muted)}

/* ===== 场景卡 ===== */
.scenarios{background:var(--paper-2)}
.scn-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.scn{background:var(--card);padding:36px 34px 32px;display:flex;flex-direction:column;gap:14px;transition:background .3s var(--ease)}
.scn:hover{background:#fff}
.scn-tag{font-family:var(--latin);font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--red)}
.scn h3{font-size:19.5px;line-height:1.5;margin:0}
.scn-p{margin:0;font-size:14px;line-height:1.95;color:var(--muted)}
.scn-d{margin:auto 0 0;font-size:14px;line-height:1.95;color:#33434B;padding-top:16px;border-top:1px dashed var(--line)}

.svc-more{margin-top:6px;font-size:13px;color:var(--red);text-decoration:none;display:inline-flex;align-items:center;gap:6px;letter-spacing:.03em;align-self:flex-start;border-bottom:1px solid transparent;transition:border-color .2s}
.svc-more::after{content:"→";font-family:var(--sans)}
.svc-more:hover{border-bottom-color:var(--red)}



.about-link{display:inline-flex;align-items:center;gap:8px;margin-top:24px;font-size:13.5px;color:var(--red);text-decoration:none;letter-spacing:.02em;border-bottom:1px solid transparent;transition:border-color .2s}
.about-link:hover{border-bottom-color:var(--red)}

/* ===== 洞察卡 ===== */
.insights{background:var(--paper)}
.ins-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.ins{background:var(--card);padding:32px 34px;display:flex;flex-direction:column;gap:12px;text-decoration:none;color:inherit;transition:background .3s var(--ease)}
.ins:hover{background:#fff}
.ins-tag{font-family:var(--latin);font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.ins h3{font-size:19px;line-height:1.5;margin:0}
.ins p{margin:0;font-size:13.8px;line-height:1.9;color:var(--muted)}
.ins-more{margin-top:auto;padding-top:14px;font-size:13px;color:var(--red);letter-spacing:.03em}

/* ===== 文章正文 ===== */
.article{max-width:780px;margin-top:52px}
.article p{font-size:15.5px;line-height:2.1;color:#33434B;margin:0 0 20px}
.article h3{font-size:17px;font-weight:600;margin:34px 0 14px}
.article ul{margin:0 0 20px;padding:0}
.article li{list-style:none;padding:11px 0 11px 18px;border-bottom:1px solid var(--line-soft);font-size:14.5px;line-height:1.9;color:#33434B;position:relative}
.article li::before{content:"";position:absolute;left:0;top:19px;width:6px;height:6px;background:var(--red);transform:rotate(45deg)}

/* ===== 动效 ===== */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ===== 响应式 ===== */
@media (max-width:1180px){
  .nav{display:none}
  .burger{display:flex}
  .head-act{gap:10px}
}
@media (max-width:1080px){
  .sec-head{grid-template-columns:1fr;gap:18px}
  .about-grid,.industry-grid,.faq-grid,.contact-grid{gap:44px}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr);row-gap:44px}
  .steps::before{display:none}
  .footer-top{grid-template-columns:repeat(2,1fr);gap:36px}
}
@media (max-width:860px){
  .about-grid,.industry-grid,.faq-grid,.contact-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .industry-list li{grid-template-columns:1fr;gap:8px}
  .section{padding:78px 0}
  .hero{min-height:0;padding-top:78px;padding-bottom:0}
  .hero-inner{padding-top:72px;padding-bottom:64px}
  .hero-facts{grid-template-columns:1fr;gap:12px}
  .hero-facts li{border-left:0;padding-left:0}
  .steps{grid-template-columns:1fr 1fr}
  .about-metrics{grid-template-columns:1fr}
  .head-cta{display:none}
  .scn-grid{grid-template-columns:1fr}
  .ins-grid{grid-template-columns:1fr}
  .article{margin-top:36px}
  .detail-grid{grid-template-columns:1fr;gap:40px}
  .detail-meta{grid-template-columns:1fr}
  .detail-inner{padding-top:8px}
}
@media (max-width:640px){
  .logo-en{display:none}
  .lang-switch button{padding:6px 7px;font-size:11px}
}
@media (max-width:560px){
  .shell{padding:0 20px}
  .svc-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .form-card{padding:30px 22px}
  .hero-title{font-size:clamp(34px,9.4vw,48px)}
  .footer-top{grid-template-columns:1fr}
  .contact-facts div{grid-template-columns:1fr;gap:4px}
}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}