@font-face{font-family:Manrope;src:url('/assets/manrope-400-v2.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:Manrope;src:url('/assets/manrope-500-v2.woff2') format('woff2');font-style:normal;font-weight:500;font-display:swap}
@font-face{font-family:Manrope;src:url('/assets/manrope-600-v2.woff2') format('woff2');font-style:normal;font-weight:600;font-display:swap}
@font-face{font-family:Manrope;src:url('/assets/manrope-700-v2.woff2') format('woff2');font-style:normal;font-weight:700;font-display:swap}

:root{
  --ink:#181817;
  --ink-soft:#333331;
  --canvas:#ffffff;
  --panel:#f4f4f1;
  --panel-strong:#ecece7;
  --muted:#6a6a65;
  --line:#deded8;
  --white:#ffffff;
  --radius:20px;
  --radius-sm:12px;
  --max:1200px;
  --shadow:0 1px 2px rgba(20,20,18,.03),0 10px 34px rgba(20,20,18,.045);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:var(--canvas);
  font-family:Manrope,"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%}
a{color:inherit}
p,h1,h2,h3{overflow-wrap:anywhere;text-wrap:pretty}

.skip-link{position:fixed;left:16px;top:-80px;z-index:1000;padding:11px 16px;color:#fff;background:var(--ink);border-radius:8px;text-decoration:none}
.skip-link:focus{top:12px}

.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(24,24,23,.08);backdrop-filter:saturate(140%) blur(18px)}
.header-inner{width:min(var(--max),calc(100% - 48px));min-height:82px;margin:0 auto;display:flex;align-items:center;gap:20px}
.brand{flex:0 0 auto;display:inline-flex;align-items:center;text-decoration:none}
.brand-logo{width:206px;height:auto}
.brand-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;align-items:center;gap:2px;margin:0;padding:0;list-style:none}
.main-nav a,.lang-switch a{display:inline-flex;min-height:44px;align-items:center;justify-content:center;padding:0 11px;color:#454541;font-size:.79rem;font-weight:500;line-height:1;text-decoration:none;white-space:nowrap;border-radius:999px;transition:background-color .18s ease,color .18s ease}
.main-nav a:hover,.main-nav a[aria-current="page"]{color:var(--ink);background:var(--panel)}
.main-nav li:last-child a{margin-left:5px;padding:0 17px;color:#fff;background:var(--ink)}
.main-nav li:last-child a:hover{background:#343431}
.lang-switch{display:flex;align-items:center;gap:2px;margin-left:2px;padding:3px;background:var(--panel);border-radius:999px}
.lang-switch a{min-width:42px;min-height:38px;padding:0 9px;font-size:.73rem}
.lang-switch .active{color:#fff;background:var(--ink)}
.nav-toggle{display:none;min-width:48px;min-height:44px;padding:0 14px;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:999px;font:inherit;font-size:.78rem;font-weight:600}
.site-warning{margin:0;padding:8px 20px;color:#f1f1ed;background:var(--ink);font-size:.7rem;line-height:1.45;letter-spacing:.015em;text-align:center}

.main-content{width:min(var(--max),calc(100% - 48px));margin:0 auto;padding:0 0 104px}
.hero{padding:98px 0 82px}
.hero-home{min-height:570px;margin:32px 0 26px;padding:clamp(50px,6vw,76px);display:grid;grid-template-columns:minmax(0,1.12fr) minmax(330px,.88fr);gap:clamp(48px,7vw,90px);align-items:stretch;background:var(--panel);border-radius:28px;overflow:hidden}
.hero-copy{display:flex;flex-direction:column;justify-content:center;position:relative;z-index:2}
.hero-panel{display:flex;flex-direction:column;justify-content:flex-end;position:relative;padding-left:clamp(36px,5vw,64px);border-left:1px solid #d1d1cb}
.hero-art{position:absolute;top:0;right:0;width:230px;max-width:58%;opacity:.13;pointer-events:none}
.hero-mark{width:100%;height:auto}
.eyebrow,.section-kicker{margin:0 0 22px;color:#5a5a55;font-size:.68rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase}
h1{max-width:760px;margin:0;color:var(--ink);font-size:clamp(3.7rem,6.3vw,5.8rem);font-weight:600;letter-spacing:-.058em;line-height:.98}
html[lang="zh-Hans"] h1{font-size:clamp(3.35rem,5.6vw,5.15rem);letter-spacing:-.06em;line-height:1.04}
.lead{max-width:580px;margin:0;color:#4f4f4a;font-size:clamp(1.05rem,1.4vw,1.2rem);line-height:1.72}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.btn{display:inline-flex;min-height:50px;align-items:center;justify-content:center;padding:0 22px;border:1px solid var(--ink);border-radius:999px;font-size:.8rem;font-weight:700;letter-spacing:.005em;line-height:1.1;text-decoration:none;transition:transform .16s ease,background-color .16s ease,color .16s ease,border-color .16s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{color:#fff;background:var(--ink)}
.btn-primary:hover{background:#343431;border-color:#343431}
.btn-secondary{color:var(--ink);background:transparent}
.btn-secondary:hover{color:#fff;background:var(--ink)}

.trust-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:0 0 22px;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.trust-strip span{min-height:72px;display:flex;align-items:center;padding:15px 20px;color:#565651;font-size:.68rem;font-weight:600;line-height:1.4;letter-spacing:.035em;text-transform:uppercase}
.trust-strip span+span{border-left:1px solid var(--line)}

section{margin:0;padding:100px 0;border:0}
.hero+section{border-top:0}
.section-title{max-width:760px;margin:0 0 32px;color:var(--ink);font-size:clamp(2.35rem,4vw,3.7rem);font-weight:600;letter-spacing:-.045em;line-height:1.08}
.section-body{max-width:760px;margin:0;color:#585853}
.split-section{display:grid;grid-template-columns:minmax(250px,.75fr) minmax(0,1.25fr);gap:clamp(52px,8vw,96px);align-items:start}
.split-section .section-title{margin-bottom:0}

.card-grid{display:grid;grid-template-columns:1fr;gap:0;margin:0;border-top:1px solid var(--line);counter-reset:feature}
.card{min-width:0;min-height:0;padding:28px 0;display:grid;grid-template-columns:52px minmax(160px,.72fr) minmax(220px,1.28fr);gap:24px;align-items:start;background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;counter-increment:feature;transition:color .18s ease}
.card::before{margin:3px 0 0;color:#777771;font-size:.67rem;font-weight:700;letter-spacing:.13em;content:"0" counter(feature)}
.card h3{margin:0;color:var(--ink);font-size:1.08rem;font-weight:650;letter-spacing:-.02em;line-height:1.35}
.card p{margin:0;color:#666660;font-size:.92rem;line-height:1.68}

.contrast-section{position:relative;margin:14px 0;padding:clamp(54px,7vw,82px);color:#fff;background:var(--ink);border-radius:24px;overflow:hidden}
.contrast-section .section-kicker{color:#a9a9a3}
.contrast-section .section-title,.contrast-section h2,.contrast-section h3{position:relative;z-index:1;color:#fff}
.contrast-section p{position:relative;z-index:1;max-width:760px;color:#c8c8c2}
.contrast-section .actions{position:relative;z-index:1}
.contrast-section .btn-secondary{color:#fff;border-color:#777772}
.contrast-section .btn-secondary:hover{color:var(--ink);background:#fff;border-color:#fff}

.audience-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:38px}
.audience-item{min-height:168px;padding:26px;display:flex;flex-direction:column;justify-content:space-between;background:var(--panel);border-radius:16px}
.audience-index{color:#777771;font-size:.66rem;font-weight:700;letter-spacing:.14em}
.audience-item strong{font-size:1.1rem;font-weight:600;letter-spacing:-.018em}

.list,.steps{max-width:820px;margin:28px 0 0;padding:0;list-style:none;border-top:1px solid var(--line)}
.list li,.steps li{padding:18px 0;border-bottom:1px solid var(--line)}
.steps{counter-reset:steps}
.steps li{display:grid;grid-template-columns:44px 1fr;gap:14px}
.steps li::before{counter-increment:steps;content:counter(steps,decimal-leading-zero);color:#777771;font-size:.7rem;font-weight:700;letter-spacing:.08em}
.callout,.page-note{max-width:820px;margin-top:34px;padding:26px 28px;color:#494944;background:var(--panel);border:0;border-radius:14px}
.section-divider,.site-motif{height:1px;margin-top:32px;background:#383835}

.contact-layout{display:grid;grid-template-columns:minmax(250px,.72fr) minmax(0,1.28fr);gap:clamp(54px,8vw,100px);align-items:start;padding-top:68px}
.contact-details{position:sticky;top:124px}
.contact-details .section-title{font-size:clamp(2.35rem,3.7vw,3.35rem)}
.contact-details .list{margin-top:26px}
.contact-safety{margin-top:36px;padding:24px;background:var(--panel);border-radius:14px}
.contact-safety h3{margin:0 0 10px;font-size:1rem;font-weight:650}
.contact-safety p{margin:0;color:#62625d;font-size:.88rem;line-height:1.7}
.contact-form-column{min-width:0}
.contact-form-intro{max-width:650px;margin-bottom:24px}
.contact-form-intro h2{margin-bottom:16px}
.form-shell{padding:6px;background:var(--panel);border:1px solid var(--line);border-radius:22px;overflow:hidden}
.contact-form-frame{display:block;width:100%;height:1210px;background:#fff;border:0;border-radius:17px}
.form-privacy{margin:16px 4px 0;color:#70706a;font-size:.76rem;line-height:1.65}
.form-privacy a{text-underline-offset:3px}
.form-success{margin:0 0 20px;padding:18px 20px;color:#14361f;background:#e7f3e9;border:1px solid #bdd8c2;border-radius:12px;font-size:.9rem;font-weight:600}
.form-success[hidden]{display:none}

footer{margin:0;padding:72px 24px 34px;color:#d5d5cf;background:var(--ink)}
.footer-inner{width:min(var(--max),100%);margin:0 auto}
.footer-logo{width:200px;height:auto;margin-bottom:44px}
.disclosure{max-width:940px;margin:0;color:#adada7;font-size:.76rem;line-height:1.75}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:30px;border-top:1px solid #373734;border-bottom:1px solid #373734}
.footer-grid p{margin:0;padding:22px 20px 22px 0;color:#d1d1cb;font-size:.72rem;line-height:1.55}
.footer-grid p+p{padding-left:20px;border-left:1px solid #373734}
.footer-inner>p:last-child{margin:22px 0 0!important;color:#868680;font-size:.68rem;letter-spacing:.07em}
.mini-link{color:#fff;text-underline-offset:3px}

.site-frame{position:relative}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid #246487;outline-offset:3px}

@media(max-width:1079px){
  .header-inner{width:min(100% - 28px,var(--max));min-height:76px;gap:10px;flex-wrap:wrap}
  .brand-logo{width:172px}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto}
  .lang-switch{order:3;margin-left:0}
  .main-nav{display:none;order:4;width:100%;margin:0;padding-bottom:14px}
  .main-nav.open{display:block}
  .main-nav ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border-top:1px solid var(--line)}
  .main-nav li{border-bottom:1px solid var(--line)}
  .main-nav li:nth-child(odd){border-right:1px solid var(--line)}
  .main-nav a,.main-nav li:last-child a{min-height:50px;margin:0;padding:0 14px;border-radius:0;background:transparent;color:var(--ink);justify-content:flex-start}
  .hero-home{grid-template-columns:1fr;min-height:0}
  .hero-panel{min-height:300px;padding:40px 0 0;border-left:0;border-top:1px solid #d1d1cb}
  .hero-art{top:34px;width:170px}
  .split-section{grid-template-columns:1fr;gap:42px}
  .split-section .section-title{margin-bottom:0}
  .contact-layout{grid-template-columns:1fr;gap:48px}
  .contact-details{position:static}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid p:nth-child(3){padding-left:0;border-left:0;border-top:1px solid #373734}
  .footer-grid p:nth-child(4){border-top:1px solid #373734}
}

@media(max-width:680px){
  body{font-size:15px}
  .site-warning{padding:8px 14px;font-size:.64rem}
  .main-content{width:min(100% - 28px,var(--max));padding-bottom:70px}
  .hero{padding:70px 0 56px}
  .hero-home{margin:18px 0;padding:38px 24px;border-radius:20px;gap:38px}
  h1{font-size:clamp(3rem,15vw,4.05rem);letter-spacing:-.06em}
  html[lang="zh-Hans"] h1{font-size:clamp(2.75rem,13vw,3.7rem)}
  .hero-panel{min-height:270px}
  .hero-art{width:130px;opacity:.11}
  .lead{font-size:1rem}
  .actions{gap:8px}
  .btn{min-height:48px;padding:0 18px}
  .trust-strip{grid-template-columns:repeat(2,1fr);margin-bottom:0}
  .trust-strip span{min-height:68px;padding:12px;font-size:.61rem}
  .trust-strip span:nth-child(3){border-left:0;border-top:1px solid var(--line)}
  .trust-strip span:nth-child(4){border-top:1px solid var(--line)}
  section{padding:70px 0}
  .section-title{font-size:clamp(2.15rem,10.5vw,3rem)}
  .card{grid-template-columns:34px 1fr;gap:12px 18px;padding:26px 0}
  .card h3{grid-column:2}
  .card p{grid-column:2}
  .contrast-section{margin-left:-14px;margin-right:-14px;padding:50px 28px;border-radius:0}
  .audience-grid{grid-template-columns:1fr}
  .audience-item{min-height:125px}
  .contact-layout{padding-top:42px}
  .form-shell{margin-left:-7px;margin-right:-7px;padding:2px;border-radius:16px}
  .contact-form-frame{height:1420px;border-radius:14px}
  .footer-grid{grid-template-columns:1fr}
  .footer-grid p,.footer-grid p+p,.footer-grid p:nth-child(3){padding:18px 0;border-left:0;border-top:1px solid #373734}
  .footer-grid p:first-child{border-top:0}
}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}