:root{--max:1240px;--r:22px;--shadow:0 18px 55px rgba(7,25,33,.13)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.72 "Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--ink);background:var(--paper)}body.navy{--ink:#102431;--deep:#062d43;--accent:#00a7a5;--accent2:#e4b13d;--paper:#eef4f6;--soft:#dcecef;--line:#c8dade;--muted:#57707c}body.forest{--ink:#1a2925;--deep:#123c34;--accent:#c67a2d;--accent2:#63a68d;--paper:#f5f2e9;--soft:#e8ede4;--line:#d5dacf;--muted:#63716b}a{color:inherit;text-decoration:none}button{font:inherit}.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}.top{background:var(--deep);color:#dcebea;font-size:.86rem}.top .wrap{height:38px;display:flex;align-items:center;justify-content:space-between}.header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header .wrap{height:78px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;font-size:1.16rem;font-weight:900}.mark{width:42px;height:42px;border-radius:13px;background:var(--deep);color:#fff;display:grid;place-items:center;font-family:"STSong","SimSun",serif;font-size:1.45rem}.nav{display:flex;align-items:center;gap:26px;font-weight:700}.nav a:hover{color:var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:13px 21px;font-weight:900;cursor:pointer}.btn.primary{background:var(--accent);color:#fff}.btn.dark{background:var(--deep);color:#fff}.btn.light{background:#fff;border:1px solid var(--line);color:var(--deep)}.menu{display:none;background:none;border:0;font-size:1.5rem}.mobile{display:none}.hero{position:relative;overflow:hidden;background:var(--deep);color:#fff}.hero-grid{min-height:680px;display:grid;grid-template-columns:.92fr 1.08fr;align-items:center;gap:60px;padding:76px 0}.hero-copy{position:relative;z-index:2}.eyebrow{display:inline-flex;align-items:center;gap:10px;color:#8fdad2;font-size:.78rem;letter-spacing:.16em;font-weight:900;text-transform:uppercase}.eyebrow:before{content:"";width:34px;height:2px;background:currentColor}.hero h1{font-family:"STSong","SimSun",serif;font-size:clamp(3rem,6vw,5.7rem);line-height:1.08;margin:22px 0;white-space:pre-line}.hero p{color:#cfe0e4;font-size:1.1rem;max-width:640px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.hero-visual{height:530px;display:grid;grid-template-columns:1.2fr .8fr;grid-template-rows:1fr 1fr;gap:14px;position:relative}.hero-visual figure{margin:0;overflow:hidden;border-radius:20px;position:relative;background:#fff}.hero-visual figure:first-child{grid-row:1/3}.hero-visual img{width:100%;height:100%;object-fit:cover;display:block}.hero-visual figcaption{position:absolute;left:12px;bottom:12px;background:rgba(5,31,40,.85);color:#fff;padding:8px 12px;border-radius:999px;font-size:.8rem;font-weight:800}.section{padding:92px 0}.white{background:#fff}.section-head{display:flex;align-items:end;justify-content:space-between;gap:48px;margin-bottom:36px}.section-head h2,.split h2,.article h2{font-family:"STSong","SimSun",serif;font-size:clamp(2.1rem,4vw,3.6rem);line-height:1.18;margin:8px 0}.section-head p{max-width:580px;color:var(--muted)}.catalog{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;min-height:390px;transition:.2s}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.card-photo{height:210px;overflow:hidden;background:var(--soft)}.card-photo img{width:100%;height:100%;object-fit:cover;transition:.35s}.card:hover img{transform:scale(1.04)}.card-body{padding:20px;display:flex;flex:1;flex-direction:column}.card small{color:var(--accent);font-weight:900}.card h3{font-size:1.42rem;margin:8px 0 4px}.card p{color:var(--muted);margin:0 0 14px}.card b{margin-top:auto;color:var(--deep)}.gallery{display:grid;grid-template-columns:1.4fr .6fr .9fr;grid-template-rows:250px 250px;gap:14px}.gallery figure{margin:0;position:relative;overflow:hidden;border-radius:var(--r)}.gallery figure:first-child{grid-row:1/3}.gallery figure:nth-child(4){grid-column:2/4}.gallery img{width:100%;height:100%;object-fit:cover}.gallery figcaption{position:absolute;inset:auto 12px 12px;display:inline-block;width:max-content;max-width:calc(100% - 24px);background:rgba(9,35,42,.82);color:#fff;border-radius:999px;padding:7px 12px;font-size:.8rem}.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.fact-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.fact{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}.fact strong{display:block;color:var(--deep);font-size:1.05rem}.fact span{color:var(--muted)}.dark-band{background:var(--deep);color:#fff}.dark-band p{color:#c8dcda}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.2)}.step{background:var(--deep);padding:30px}.step b{font-size:1.8rem;color:var(--accent2)}.cta{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:44px;display:flex;align-items:center;justify-content:space-between;gap:30px;box-shadow:var(--shadow)}.page-head{background:var(--deep);color:#fff;padding:72px 0}.page-head h1{font-family:"STSong","SimSun",serif;font-size:clamp(2.7rem,5vw,4.8rem);line-height:1.1;margin:12px 0}.page-head p{color:#c9dedd}.crumb{color:#95c9c1;font-weight:700}.product-hero{padding:62px 0;background:#fff}.product-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}.product-media{margin:0;position:relative;border-radius:var(--r);overflow:hidden;background:var(--soft);height:520px}.product-media img{width:100%;height:100%;object-fit:cover}.product-media figcaption{position:absolute;inset:auto 14px 14px;background:rgba(8,32,39,.86);color:#fff;border-radius:10px;padding:8px 12px;font-size:.78rem}.product-summary h1{font-family:"STSong","SimSun",serif;font-size:clamp(2.8rem,5vw,4.9rem);margin:8px 0}.chips{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.chip{background:var(--soft);border-radius:999px;padding:7px 12px;font-weight:800;font-size:.84rem}.specs{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:18px;overflow:hidden;margin:26px 0}.spec{padding:17px 18px;border-bottom:1px solid var(--line);background:#fff}.spec:nth-child(odd){border-right:1px solid var(--line)}.spec b{display:block;color:var(--muted);font-size:.8rem}.article{max-width:900px}.notice{background:#fff7e8;border-left:4px solid var(--accent);padding:20px;margin:22px 0}.qualification{border:1px solid var(--line);border-radius:var(--r);background:#fff;padding:30px}.qualification-list{display:grid;gap:12px;margin-top:20px}.qualification-list div{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding:12px 0}.qualification-list span{color:var(--muted)}.footer{background:#061d26;color:#aec3c9;padding:52px 0 92px}.footer-grid{display:grid;grid-template-columns:1.2fr .7fr 1fr;gap:48px}.footer h3,.footer strong{color:#fff}.legal{border-top:1px solid #29414a;margin-top:28px;padding-top:18px;font-size:.84rem}.float-contact{position:fixed;right:18px;bottom:18px;z-index:35;display:grid;gap:9px}.float-contact a,.float-contact button{box-shadow:0 10px 28px rgba(0,0,0,.2)}.source-note{font-size:.8rem;color:var(--muted)}
.hero h1{font-size:clamp(3rem,5vw,4.25rem)}body.forest .hero-grid{grid-template-columns:1fr;padding-bottom:52px}body.forest .hero-copy{max-width:780px}body.forest .hero-visual{height:330px;grid-template-columns:repeat(3,1fr);grid-template-rows:1fr}body.forest .hero-visual figure:first-child{grid-row:auto}body.forest .catalog{grid-template-columns:repeat(3,1fr)}body.forest .card{border-radius:4px}body.forest .card-photo{height:250px}
@media(max-width:980px){.nav{display:none}.menu{display:block}.mobile.open{display:grid;position:fixed;top:78px;left:0;right:0;background:#fff;padding:22px;gap:14px;border-bottom:1px solid var(--line);z-index:31}.hero-grid,.product-grid,.split{grid-template-columns:1fr}.hero-grid{padding:58px 0}.hero-visual{height:430px}.catalog,body.forest .catalog{grid-template-columns:repeat(2,1fr)}.gallery{grid-template-columns:1fr 1fr;grid-template-rows:260px 220px}.gallery figure:first-child{grid-row:auto}.gallery figure:nth-child(4){grid-column:1/3}.steps{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr}.top{display:none}}
@media(max-width:600px){.wrap{width:calc(100% - 28px)}.header .wrap{height:70px}.mobile.open{top:70px}.hero-grid{gap:32px}.hero h1{font-size:2.75rem}.hero-visual,body.forest .hero-visual{height:390px;grid-template-columns:1fr 1fr;grid-template-rows:240px 136px}.hero-visual figure:first-child,body.forest .hero-visual figure:first-child{grid-column:1/3;grid-row:auto}.catalog,body.forest .catalog{grid-template-columns:1fr}.card{min-height:0}.card-photo{height:240px}.section{padding:64px 0}.section-head{align-items:start;flex-direction:column;gap:10px}.gallery{display:grid;grid-template-columns:1fr;grid-template-rows:repeat(4,220px)}.gallery figure:nth-child(4){grid-column:auto}.fact-grid,.steps,.specs{grid-template-columns:1fr}.spec:nth-child(odd){border-right:0}.product-media{height:390px}.cta{padding:28px;align-items:start;flex-direction:column}.float-contact{left:12px;right:12px;bottom:10px;grid-template-columns:1fr 1fr}.float-contact .btn{padding:12px}.footer{padding-bottom:110px}}