:root{--background:#f7f5ef;--surface:#fff;--surface-muted:#ebe8df;--ink:#171714;--muted:#66665d;--line:#d8d3c5;--accent:#246b5a;--accent-strong:#153d34;--warm:#c9853e;--radius:8px;--max-width:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--background);color:var(--ink);margin:0;font-family:Arial,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}main{min-height:100vh;overflow-x:hidden}.site-header{max-width:var(--max-width);border-bottom:1px solid #17171414;justify-content:space-between;align-items:center;gap:24px;margin:0 auto;padding:22px 28px;display:flex}.brand{letter-spacing:0;font-size:1.05rem;font-weight:800}.nav-links{color:var(--muted);flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:18px;font-size:.92rem;display:flex}.nav-links a{transition:color .16s}.nav-links a:hover{color:var(--ink)}.language-link{border:1px solid var(--line);color:var(--ink);border-radius:999px;padding:6px 12px}.hero{max-width:var(--max-width);grid-template-columns:minmax(0,1.08fr) minmax(340px,.92fr);gap:56px;min-height:calc(100vh - 86px);margin:0 auto;padding:92px 28px 54px;display:grid}.hero-copy{align-self:center}.eyebrow,.section-kicker{color:var(--accent);letter-spacing:0;text-transform:uppercase;margin:0 0 18px;font-size:.78rem;font-weight:800;display:inline-block}h1,h2,h3,p{margin:0}h1{letter-spacing:0;max-width:860px;font-size:clamp(2.6rem,6vw,5.35rem);line-height:.98}.hero-subtitle{color:var(--muted);max-width:700px;margin-top:28px;font-size:clamp(1.05rem,2vw,1.28rem)}.hero-actions{flex-wrap:wrap;gap:14px;margin-top:34px;display:flex}.button{border-radius:var(--radius);justify-content:center;align-items:center;min-height:48px;padding:12px 18px;font-weight:800;transition:transform .16s,background .16s,border .16s;display:inline-flex}.button:hover{transform:translateY(-1px)}.button-primary{background:var(--accent);color:#fff}.button-primary:hover{background:var(--accent-strong)}.button-secondary{border:1px solid var(--line);color:var(--accent-strong)}.button-secondary:hover{border-color:var(--accent)}.workflow-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);align-self:center;min-height:520px;padding:24px;box-shadow:0 22px 70px #17171414}.panel-top{border-bottom:1px solid var(--line);color:var(--muted);justify-content:space-between;align-items:center;padding-bottom:16px;font-size:.85rem;display:flex}.workflow-map{gap:14px;margin:34px 0;display:grid}.workflow-map div{border:1px solid var(--line);border-left:5px solid var(--accent);border-radius:var(--radius);color:var(--ink);min-height:70px;padding:18px;font-weight:800;position:relative}.workflow-map div:nth-child(2){border-left-color:var(--warm)}.workflow-map div:nth-child(3){border-left-color:#5b6f9f}.workflow-map div:nth-child(4){border-left-color:#1d7d8f}.stats{border-top:1px solid var(--line);grid-template-columns:repeat(3,1fr);gap:10px;padding-top:20px;display:grid}.stats strong,.stats span{display:block}.stats strong{font-size:1.35rem}.stats span{color:var(--muted);font-size:.82rem}.intro-section,.section,.contact-section,.site-footer{max-width:var(--max-width);margin:0 auto;padding-left:28px;padding-right:28px}.intro-section{border-bottom:1px solid var(--line);border-top:1px solid var(--line);grid-template-columns:120px minmax(0,1fr);gap:36px;padding-top:64px;padding-bottom:64px;display:grid}.intro-section h2{max-width:900px;font-size:clamp(1.8rem,3vw,3.1rem);line-height:1.12}.intro-section p{color:var(--muted);max-width:760px;margin-top:18px;font-size:1.08rem}.section{padding-top:84px;padding-bottom:84px}.section-heading{grid-template-columns:120px minmax(0,1fr) minmax(280px,.62fr);gap:18px;margin-bottom:36px;display:grid}.section-heading.compact{grid-template-columns:120px minmax(0,1fr)}.section-heading h2,.contact-section h2{font-size:clamp(1.9rem,3.2vw,3.4rem);line-height:1.08}.section-heading p,.contact-section p{color:var(--muted);font-size:1.02rem}.scenario-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.scenario-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);min-height:154px;padding:18px}.scenario-card span{color:var(--warm);margin-bottom:22px;font-size:.82rem;font-weight:800;display:block}.scenario-card h3{font-size:1.02rem;line-height:1.35}.services-section{background:#eeece4;max-width:none}.services-section>*{max-width:var(--max-width);margin-left:auto;margin-right:auto}.service-list{gap:12px;display:grid}.service-row{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);grid-template-columns:88px minmax(0,1fr);align-items:start;gap:28px;padding:24px;display:grid}.service-index{color:var(--accent);font-weight:900}.service-row h3{margin-bottom:8px;font-size:1.35rem}.service-row p{color:var(--muted);max-width:820px}.audience-section{padding-bottom:64px}.audience-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;display:grid}.audience-item{border-top:1px solid var(--line);color:var(--ink);min-height:86px;padding:18px 8px 0 0;font-weight:800}.contact-section{background:var(--accent-strong);color:#fff;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:28px;max-width:none;padding-top:70px;padding-bottom:70px;display:grid}.contact-section>div,.contact-section>a{margin-left:auto;margin-right:auto}.contact-section>div{width:100%;max-width:820px}.contact-section .section-kicker,.contact-section p{color:#ffffffc7}.contact-section .button-primary{color:var(--accent-strong);margin-right:calc((100vw - min(100vw, var(--max-width))) / 2 + 28px);background:#fff}.site-footer{color:var(--muted);justify-content:space-between;align-items:center;padding-top:28px;padding-bottom:28px;display:flex}.site-footer span{color:var(--ink);font-weight:900}@media (max-width:920px){.site-header{flex-direction:column;align-items:flex-start}.nav-links{justify-content:flex-start}.hero{grid-template-columns:1fr;min-height:auto;padding-top:64px}.workflow-panel{min-height:auto}.section-heading,.section-heading.compact,.intro-section{grid-template-columns:1fr}.scenario-grid,.audience-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.contact-section{grid-template-columns:1fr}.contact-section .button-primary{justify-self:start;margin-left:28px;margin-right:28px}}@media (max-width:620px){.site-header,.hero,.intro-section,.section,.site-footer{padding-left:18px;padding-right:18px}h1{font-size:2.5rem}.button{width:100%}.hero-actions,.stats,.scenario-grid,.audience-grid{grid-template-columns:1fr}.hero-actions{display:grid}.service-row{grid-template-columns:1fr}.site-footer{flex-direction:column;align-items:flex-start;gap:8px}}