:root{color-scheme:light;--ink:#102b43;--muted:#52677a;--teal:#087f7b;--line:#dce7e5;--paper:#f8f7f2;--white:#fff;--soft:#eef5f3;--gold:#d0a85c;--shadow:0 20px 55px rgba(25,57,71,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%}a{color:inherit;text-underline-offset:4px}a:hover{color:var(--teal)}:focus-visible{outline:3px solid #0a8f8c;outline-offset:4px}h1,h2,h3,p,figure{margin-top:0}h1,h2,h3{line-height:1.25;letter-spacing:-.035em}p{overflow-wrap:anywhere}h1{font-size:clamp(2.55rem,5vw,4.75rem);margin-bottom:28px}h2{font-size:clamp(2rem,3.3vw,3rem);margin-bottom:26px}h3{font-size:1.32rem;margin-bottom:14px}.container{width:min(100% - 48px,1180px);margin-inline:auto}.narrow{max-width:850px}.narrow>p:not(.eyebrow){font-size:1.09rem;color:var(--muted);line-height:1.95}.skip-link{position:absolute;left:12px;top:-100px;background:var(--ink);color:#fff;padding:10px 16px;z-index:20}.skip-link:focus{top:12px}.site-header{position:relative;z-index:5;background:rgba(248,247,242,.98);border-bottom:1px solid #e7e9e5}.header-inner{min-height:82px;display:flex;justify-content:space-between;align-items:center;gap:22px}.brand{text-decoration:none;font-weight:800;letter-spacing:.02em;font-size:1.22rem;display:inline-flex;align-items:center;gap:10px;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:33px;height:33px;border-radius:9px;background:var(--teal);color:#fff;font-size:1.2rem}.site-header nav,.site-footer nav{display:flex;align-items:center;gap:8px}.site-header nav a{display:inline-flex;align-items:center;min-height:44px;padding:8px 15px;text-decoration:none;font-weight:650;color:#344f60;border-radius:8px;white-space:nowrap}.site-header nav a:hover,.site-header nav a[aria-current]{color:var(--teal);background:#e7f1ee}.hero{padding:92px 0 98px}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.94fr);align-items:center;gap:65px}.eyebrow{color:var(--teal);font-size:.82rem;font-weight:800;letter-spacing:.16em;margin-bottom:24px}.lead{font-size:clamp(1.1rem,1.6vw,1.33rem);line-height:1.75;color:#365266;max-width:620px}.hero-copy .lead{margin-bottom:32px}.actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.button{display:inline-flex;justify-content:center;align-items:center;gap:18px;min-height:50px;padding:12px 21px;border-radius:10px;font-size:.99rem;font-weight:750;text-align:center;text-decoration:none;line-height:1.4;transition:transform .2s,background .2s,box-shadow .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--ink);color:#fff;box-shadow:0 12px 22px rgba(16,43,67,.15)}.button-primary:hover{background:#174767;color:#fff}.button-secondary{background:#edf4f2;color:var(--ink);border:1px solid #d4e5e0}.button-text{color:var(--ink)}.company-line{margin:40px 0 0;font-size:.9rem;color:#687d8c}.hero-image,.product-visual{position:relative;overflow:hidden;border-radius:22px;background:#d6e7ea;box-shadow:var(--shadow);margin:0}.hero-image img{width:100%;height:auto;aspect-ratio:880/465;object-fit:cover}.hero-image figcaption,.product-visual figcaption{position:absolute;right:14px;bottom:13px;padding:4px 9px;border-radius:6px;background:rgba(255,255,255,.88);color:#294459;font-size:.72rem}.section{padding:95px 0;scroll-margin-top:24px}.section-soft{background:#edf3f1}.section-heading{max-width:720px;margin-bottom:37px}.section-heading .eyebrow{margin-bottom:16px}.card-grid{display:grid;gap:22px}.card-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.card{display:block;min-width:0;padding:32px;border-radius:18px;background:#fff;border:1px solid #e3ece9;box-shadow:0 10px 30px rgba(25,57,71,.035)}.card p{margin-bottom:0;color:var(--muted);line-height:1.8}.card-number{display:block;font-weight:800;color:var(--teal);font-size:.82rem;letter-spacing:.08em;margin-bottom:28px}.brand-card{min-height:210px}.brand-card h3{overflow-wrap:anywhere}.brand-symbol{display:grid;place-items:center;width:42px;height:42px;border-radius:11px;background:#edf6f2;color:var(--teal);font-weight:800;font-size:1.25rem;margin-bottom:20px}.brand-linked{text-decoration:none;transition:transform .2s,box-shadow .2s;border-color:#b7d5cf}.brand-linked:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.feature-section{background:var(--ink);color:#fff}.feature-section .eyebrow{color:#7bd1be}.feature-grid{display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:90px}.feature-grid h2{font-size:clamp(2.4rem,4vw,3.9rem)}.feature-grid p:not(.eyebrow){color:#d0dde2;max-width:600px}.feature-grid .button-primary{margin-top:16px;background:#f5f8f6;color:var(--ink)}.feature-grid .button-primary:hover{background:#d9efea}.feature-card,.price-card{background:#fff;color:var(--ink);border-radius:20px;padding:36px;box-shadow:var(--shadow);border:1px solid #eadfc8}.feature-card .card-label{color:var(--teal)!important}.card-label{font-size:.9rem;letter-spacing:.03em;font-weight:750;margin-bottom:6px}.price{font-size:clamp(3.4rem,5vw,4.6rem);font-weight:800;line-height:1.2;letter-spacing:-.05em;margin:10px 0 2px;color:var(--ink)}.price span{font-size:1.05rem;font-weight:600;letter-spacing:0}.feature-card .muted{color:var(--muted)!important}.check-list{list-style:none;padding:16px 0 0;margin:20px 0 0;border-top:1px solid var(--line)}.check-list li{padding:8px 0}.check-list li:before{content:"✓";color:var(--teal);font-weight:800;margin-right:12px}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}.contact-grid p:not(.eyebrow){color:var(--muted)}.contact-card{display:flex;flex-direction:column;gap:14px;padding:32px;border:1px solid var(--line);background:#fff;border-radius:18px;font-style:normal;overflow-wrap:anywhere}.contact-card a{color:var(--teal);font-weight:700}.site-footer{border-top:1px solid #e3e9e5;padding:27px 0 32px;background:#fff}.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}.footer-inner p{margin:0;color:#587082;font-size:.85rem}.site-footer nav{flex-wrap:wrap;gap:14px 22px}.site-footer a{font-size:.85rem;color:#405d70;white-space:nowrap}
.product-hero{padding-bottom:78px;background:radial-gradient(circle at 78% 8%,#e3f0eb 0,transparent 35%),var(--paper)}.product-hero-grid{display:grid;grid-template-columns:minmax(0,1.07fr) minmax(360px,.8fr);gap:85px;align-items:start}.product-intro{padding-top:28px}.product-intro h1{overflow-wrap:anywhere}.product-intro>p:last-child{font-size:1.02rem;color:var(--muted);line-height:1.95;max-width:650px}.price-card{padding:34px 36px;box-shadow:0 24px 65px rgba(42,68,75,.12)}.price-card .price{border-bottom:1px solid #eadfc8;padding-bottom:20px;margin-bottom:22px}.price-facts{margin:0}.price-facts>div{display:grid;grid-template-columns:78px 1fr;gap:12px;padding:9px 0;font-size:.9rem}.price-facts dt{color:var(--muted)}.price-facts dd{margin:0;font-weight:650;overflow-wrap:anywhere}.price-facts a,.info-list a,.notes-list a{color:var(--teal)}.stacked-actions{display:grid;gap:10px;margin-top:24px}.stacked-actions .button{width:100%}.product-visual-wrap{display:flex;align-items:center;gap:44px;margin-top:68px}.product-visual{width:350px;flex:none}.product-visual img{width:100%;aspect-ratio:1;object-fit:cover}.visual-caption{font-size:clamp(1.5rem,2.5vw,2.4rem);font-weight:750;letter-spacing:-.03em;max-width:430px}.benefit-card{display:flex;flex-direction:column;min-height:390px}.benefit-card h3{min-height:3.2em}.benefit-card small{display:block;border-top:1px solid var(--line);padding-top:20px;margin-top:auto;color:#5e7280;font-size:.85rem;line-height:1.7}.info-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}.info-grid>div>p:last-child{color:var(--muted)}.info-list{background:#fff;margin:0;border-radius:18px;border:1px solid var(--line);padding:8px 30px}.info-list>div{display:grid;grid-template-columns:150px minmax(0,1fr);gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}.info-list>div:last-child{border-bottom:0}.info-list dt{color:var(--muted)}.info-list dd{margin:0;font-weight:650;overflow-wrap:anywhere}.notes-list{padding-left:26px;color:#344f60}.notes-list li{padding:11px 0;line-height:1.9}.notes-list li::marker{font-weight:800;color:var(--teal)}
@media(max-width:900px){.hero-grid,.product-hero-grid,.feature-grid,.contact-grid,.info-grid{gap:35px}.product-hero-grid{grid-template-columns:1fr 1fr}.card-grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.benefit-card{min-height:0}.info-grid{grid-template-columns:1fr}.info-list{max-width:100%}.feature-grid{grid-template-columns:1fr 1fr}}
@media(max-width:700px){.container{width:min(100% - 36px,1180px)}.header-inner{min-height:72px}.brand{font-size:1rem}.brand-mark{width:29px;height:29px}.site-header nav{gap:0}.site-header nav a{font-size:.86rem;padding:8px 9px}.hero{padding:60px 0 68px}.hero-grid,.product-hero-grid,.feature-grid,.contact-grid,.info-grid{grid-template-columns:1fr}.hero-grid{gap:32px}.hero-copy h1{font-size:clamp(2.5rem,10vw,3.6rem)}.hero-copy .lead{margin-bottom:25px}.company-line{margin-top:26px}.hero-image img{aspect-ratio:1.1}.section{padding:66px 0}.card-grid.three{grid-template-columns:1fr}.card{padding:27px}.brand-card{min-height:0}.feature-grid{gap:38px}.product-hero-grid{gap:26px}.product-intro{padding:0}.product-intro h1{font-size:clamp(2.5rem,9.7vw,3.7rem);margin-bottom:19px}.product-intro .lead{margin-bottom:20px}.price-card{padding:27px}.product-visual-wrap{display:block;margin-top:34px}.product-visual{width:100%;max-width:390px}.visual-caption{font-size:1.4rem;margin-top:20px}.benefit-card h3{min-height:0}.benefit-card small{margin-top:22px}.info-list{padding:5px 22px}.info-list>div{grid-template-columns:1fr;gap:3px;padding:15px 0}.footer-inner{display:block}.site-footer nav{margin-top:16px}.contact-grid{gap:16px}}
@media(max-width:370px){.brand{font-size:.94rem}.site-header nav a{font-size:.8rem;padding:8px 6px}.header-inner{gap:6px}.actions{gap:4px}.button{padding:11px 14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.brand-linked{transition:none}}
.home-hero h1{font-size:clamp(2.55rem,4.3vw,3.8rem)}
.feature-grid .feature-card .price{color:var(--ink)}
@media(min-width:701px) and (max-width:900px){.home-hero .hero-grid{grid-template-columns:1fr}.home-hero .hero-image{max-width:720px}.home-hero h1{font-size:3.8rem}}