:root{--brand:#2F8F7A;--brand-dark:#1F6F63;--ink:#2A2523;--muted:#6B7280;--pale:#EAF5F2;--bg:#F8FAF9;--line:#DFE8E5;--shadow:0 18px 45px rgba(31,111,99,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.78}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.container{width:min(1180px,92vw);margin:0 auto}.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo img{height:52px;width:auto}.menu{display:flex;align-items:center;gap:24px;font-size:15px;color:#3f4845}.menu a:hover{color:var(--brand)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;border-radius:999px;background:var(--brand);color:#fff;font-weight:700;box-shadow:0 12px 24px rgba(47,143,122,.22);border:1px solid transparent}.btn:hover{background:var(--brand-dark)}.btn.ghost{background:#fff;color:var(--brand-dark);border-color:#b9d8d0;box-shadow:none}.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#fbfffd 0%,#f3faf7 55%,#e8f5f1 100%);border-bottom:1px solid var(--line)}.hero-grid{min-height:640px;display:grid;grid-template-columns:.95fr 1.05fr;gap:34px;align-items:center;padding:70px 0 54px}.kicker{font-size:14px;color:var(--brand-dark);font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px}.hero h1{font-size:52px;line-height:1.12;margin:0 0 22px;letter-spacing:-.04em;color:var(--ink)}.hero p.lead{font-size:18px;color:#4b5853;max-width:620px;margin:0 0 28px}.hero-visual img{width:100%;height:520px;object-fit:cover;border-radius:34px;box-shadow:var(--shadow);object-position:center right}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:34px}.metric{padding:18px 16px;border:1px solid var(--line);background:rgba(255,255,255,.78);border-radius:20px;box-shadow:0 10px 30px rgba(31,111,99,.06)}.metric strong{display:block;font-size:25px;line-height:1;color:var(--brand-dark);margin-bottom:9px}.metric span{font-size:13px;color:var(--muted)}.section{padding:82px 0}.section.alt{background:var(--bg)}.section-title{max-width:780px;margin-bottom:34px}.eyebrow{color:var(--brand);font-weight:800;font-size:14px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px}h2{font-size:36px;line-height:1.26;margin:0 0 12px;color:var(--ink);letter-spacing:-.03em}.section-title p{font-size:17px;color:var(--muted);margin:0}.grid{display:grid;gap:22px}.cols-4{grid-template-columns:repeat(4,1fr)}.cols-3{grid-template-columns:repeat(3,1fr)}.cols-2{grid-template-columns:repeat(2,1fr)}.card{background:#fff;border:1px solid var(--line);border-radius:26px;padding:26px;box-shadow:0 12px 34px rgba(31,111,99,.07)}.card h3{font-size:21px;line-height:1.35;margin:0 0 10px}.card p,.card li{color:var(--muted);font-size:15px}.card ul{padding-left:18px;margin:12px 0 0}.value-icon{width:48px;height:48px;border-radius:16px;background:var(--pale);display:grid;place-items:center;color:var(--brand-dark);margin-bottom:16px}.value-icon svg{width:26px;height:26px}.product-card{display:flex;flex-direction:column;overflow:hidden;padding:0}.product-card .pic{height:215px;background:var(--pale);display:flex;align-items:center;justify-content:center;padding:18px}.product-card .pic img{max-height:100%;object-fit:contain}.product-card .body{padding:26px;display:flex;flex-direction:column;gap:12px;flex:1}.badge{display:inline-flex;width:max-content;max-width:100%;padding:5px 10px;border-radius:999px;background:var(--pale);color:var(--brand-dark);font-size:13px;font-weight:800}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:center}.arch{background:#fff;border:1px solid var(--line);border-radius:30px;padding:28px;box-shadow:var(--shadow)}.arch-row{display:grid;grid-template-columns:95px 1fr;gap:16px;align-items:start;padding:18px;border-radius:18px;background:#fbfefd;border:1px solid var(--line);margin:12px 0}.arch-row strong{color:var(--brand-dark)}.page-hero{padding:70px 0;background:linear-gradient(135deg,#f7fcfa,#eaf5f2);border-bottom:1px solid var(--line)}.breadcrumb{font-size:14px;color:var(--brand-dark);margin-bottom:12px}.page-hero h1{font-size:44px;line-height:1.18;margin:0 0 14px}.page-hero p{color:var(--muted);font-size:18px;max-width:760px;margin:0}.article-list{display:grid;gap:18px}.article-item{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 10px 26px rgba(31,111,99,.05)}.article-item h3{margin:0 0 8px;font-size:22px}.article-meta{font-size:13px;color:var(--muted);margin-bottom:8px}.article-body{max-width:860px;margin:0 auto}.article-body h1{font-size:42px;line-height:1.18;margin:0 0 18px}.article-body h2{font-size:28px;margin-top:44px}.article-body h3{font-size:22px;margin-top:30px}.article-body p{font-size:17px;color:#3f4845}.article-body li{margin:6px 0;color:#3f4845}.article-body blockquote{margin:24px 0;padding:16px 20px;border-left:4px solid var(--brand);background:var(--pale);color:#3f4845;border-radius:0 12px 12px 0}.cta{background:linear-gradient(135deg,var(--brand-dark),var(--brand));color:#fff;border-radius:30px;padding:42px;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{color:#fff;margin:0 0 8px}.cta p{margin:0;color:rgba(255,255,255,.86)}.footer{background:#1d2220;color:#e5ece9;padding:46px 0}.footer-grid{display:grid;grid-template-columns:1.1fr .9fr .8fr;gap:32px}.footer img{height:44px;width:auto;margin-bottom:16px}.footer p{font-size:14px;color:#bcc8c4;margin:7px 0}.footer h4{margin:0 0 14px;color:#fff}.notice{background:#fff7e6;border:1px solid #f3d38a;color:#7a5a12;padding:12px 16px;border-radius:16px;font-size:14px}@media(max-width:900px){.menu{display:none}.hero-grid,.split,.cols-4,.cols-3,.cols-2,.footer-grid{grid-template-columns:1fr}.hero-grid{padding:48px 0}.hero h1{font-size:38px}.hero-visual img{height:auto;border-radius:22px}.metrics{grid-template-columns:repeat(2,1fr)}.section{padding:58px 0}.cta{display:block}}


.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px}
.contact-form label{display:flex;flex-direction:column;gap:7px;font-size:14px;color:#3f4845;font-weight:700}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:11px 12px;font:inherit;color:var(--ink);background:#fff;outline:none}
.contact-form textarea{grid-column:1/-1;resize:vertical}
.contact-form button{width:max-content;margin-top:4px}
.form-note{grid-column:1/-1;font-size:13px!important;color:var(--muted)!important;margin:0!important}
.footer-beian{margin-top:28px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#91a19b;text-align:center}
.footer-beian a{color:#91a19b}
.footer-beian-placeholder{opacity:.65}
@media(max-width:900px){.contact-form{grid-template-columns:1fr}.contact-form textarea,.form-note{grid-column:auto}}