*{box-sizing:border-box}html{scroll-behavior:smooth}:root{--bg:#f2f8f4;--ink:#13251b;--deep:#174d34;--soft:#d8f8e6;--muted:#60746a;--line:#dbe8df;--paper:#fff;--shadow:0 28px 70px rgba(23,77,52,.12);--container:1240px}body{margin:0;background:#f2f8f4 url('../images/green-grid-bg.webp') center top/cover fixed;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",Arial,sans-serif}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}button{font:inherit}.site-header{height:78px;display:flex;justify-content:space-between;align-items:center;padding:0 6vw;background:rgba(255,255,255,.92);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;backdrop-filter:blur(16px)}.brand{display:flex;align-items:center;gap:12px;font-weight:950}.brand img{height:42px;max-width:180px;object-fit:contain}.brand span{font-size:22px;letter-spacing:-.02em}.menu-toggle{display:none;background:var(--deep);color:white;border:0;border-radius:14px;padding:11px 15px;font-weight:900}nav{display:flex;gap:10px;align-items:center}nav a,nav button{background:#174d34;color:white;border-radius:14px;padding:13px 18px;font-weight:900;border:0;cursor:pointer}.hero-check{position:relative;min-height:720px;padding:70px 6vw 58px;display:grid;grid-template-columns:.95fr 1.05fr;gap:36px;align-items:center;overflow:hidden}.hero-bg{position:absolute;inset:0;background:radial-gradient(circle at 12% 18%,rgba(255,255,255,.9),transparent 34%),radial-gradient(circle at 84% 12%,rgba(23,77,52,.16),transparent 30%)}.hero-copy,.hero-panel{position:relative;z-index:1}.hero-copy{max-width:720px}.hero-copy p,.sub-hero p,.section-title p{display:inline-flex;margin:0 0 16px;background:#174d34;color:#fff;border-radius:999px;padding:9px 14px;font-weight:950;letter-spacing:.12em;text-transform:uppercase;font-size:12px}.hero-copy h1{font-size:clamp(48px,7vw,88px);line-height:.98;letter-spacing:-.075em;margin:0 0 22px}.hero-copy span{display:block;font-size:19px;color:var(--muted);line-height:1.85}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.btn,.product-checks button,.table-btn{display:inline-flex;align-items:center;justify-content:center;background:#174d34;color:#fff;border:0;border-radius:15px;padding:14px 20px;font-weight:950;cursor:pointer}.btn.primary{background:#174d34;color:#fff}.btn.secondary{background:#fff;color:#174d34;box-shadow:inset 0 0 0 1px var(--line)}.btn.ghost{background:#d8f8e6;color:#174d34}.hero-panel{background:rgba(255,255,255,.88);border:1px solid var(--line);border-radius:34px;padding:28px;box-shadow:var(--shadow)}.hero-panel ul{list-style:none;margin:0 0 18px;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.hero-panel li{background:#174d34;color:#fff;border-radius:18px;padding:17px;font-weight:900}.hero-panel li:before{content:'✓';display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#d8f8e6;color:#174d34;margin-right:8px}.hero-panel img{max-height:480px;object-fit:contain;margin:auto}.service-grid,.section,.download-panel,.sub-hero{width:min(var(--container),calc(100% - 32px));margin:34px auto}.service-grid{display:grid;grid-template-columns:1.08fr .92fr .92fr;grid-template-areas:'main support download' 'main contact download';gap:16px}.service-card{min-height:255px;text-align:left;padding:28px;border-radius:30px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:space-between}.service-card.main{grid-area:main;background:linear-gradient(135deg,#174d34,#27694b);color:#fff}.service-card:nth-child(2){grid-area:support}.service-card.accent{grid-area:download;background:#d8f8e6}.service-card:nth-child(4){grid-area:contact}.service-card small,.eyebrow{font-weight:950;color:#1f7a4c;text-transform:uppercase;letter-spacing:.1em;font-size:12px}.service-card.main small{color:#d8f8e6}.service-card h2{font-size:54px;line-height:.95;letter-spacing:-.06em;margin:16px 0}.service-card h3,.proof-list h3,.product-checks h3,.scenario-grid h3,.path-grid h3,.security-list h3,.support-section h3{font-size:28px;line-height:1.05;margin:14px 0 8px}.service-card p,.proof-list p,.product-checks p,.scenario-grid p,.path-grid p,.security-list p,.faq-section p,.support-section p,.site-footer p{color:var(--muted);line-height:1.75}.service-card.main p,.service-card.main strong{color:#e9fff2}.service-card strong{word-break:break-word}.section,.sub-hero{padding:42px;border-radius:34px;background:rgba(255,255,255,.90);border:1px solid var(--line);box-shadow:var(--shadow)}.section-title{text-align:center;max-width:900px;margin:0 auto 34px}.section-title h2,.download-panel h2,.support-section h2,.faq-section h2{font-size:clamp(36px,5vw,62px);line-height:.98;letter-spacing:-.06em;margin:0 0 14px}.section-title span,.download-panel span,.support-section span{display:block;color:var(--muted);line-height:1.85}.proof-list,.scenario-grid,.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.proof-list article,.scenario-grid article,.path-grid article{background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 14px 36px rgba(23,77,52,.08)}.proof-list b,.path-grid b{display:grid;place-items:center;width:44px;height:44px;border-radius:16px;background:#174d34;color:#d8f8e6;margin-bottom:12px}.product-checks{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.product-checks article{background:#fff;border:1px solid var(--line);border-radius:28px;padding:22px;min-height:560px;display:flex;flex-direction:column;box-shadow:var(--shadow)}.check-head{display:flex;align-items:center;gap:10px}.check-head span{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#174d34;color:#d8f8e6;font-weight:950}.check-head small{color:#1f7a4c;font-weight:950;letter-spacing:.1em;text-transform:uppercase;font-size:12px}.product-checks img{height:210px;object-fit:contain;margin:18px auto;background:#f2f8f4;border-radius:24px;padding:14px}.product-checks strong{font-size:32px;color:#174d34}.product-checks footer{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:24px;background:#fff}table{width:100%;border-collapse:collapse;min-width:940px}th,td{padding:18px;border-bottom:1px solid var(--line);text-align:left}th{background:#174d34;color:#fff}.download-panel{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;padding:42px;border-radius:34px;background:linear-gradient(135deg,#174d34,#27694b);color:#fff;box-shadow:var(--shadow)}.download-panel p{display:inline-flex;margin:0 0 12px;background:rgba(216,248,230,.14);border:1px solid rgba(216,248,230,.25);color:#d8f8e6;border-radius:999px;padding:9px 14px;font-weight:950;letter-spacing:.12em;text-transform:uppercase;font-size:12px}.download-panel span{color:#e9fff2}.security-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.security-list article{display:grid;grid-template-columns:46px 1fr;gap:14px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px}.security-list article>span{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#174d34;color:#d8f8e6;font-weight:950}.faq-section details{border-top:1px solid var(--line);padding:18px 0}.faq-section summary{font-size:20px;font-weight:950;cursor:pointer}.support-section{display:grid;grid-template-columns:1.05fr .75fr;gap:22px}.tags{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.tags em{font-style:normal;background:#f2f8f4;border:1px solid var(--line);border-radius:999px;padding:9px 12px;color:var(--muted);font-size:13px;font-weight:800}.qr-card{text-align:center;border:1px solid var(--line);border-radius:28px;padding:24px;background:#f2f8f4}.qr-card img{width:min(300px,100%);margin:0 auto 16px;border:1px solid var(--line);border-radius:22px;background:#fff;padding:10px}.sub-main{padding-top:20px}.sub-hero{background:linear-gradient(135deg,#174d34,#27694b);color:#fff}.sub-hero h1{font-size:clamp(42px,6vw,82px);line-height:.95;margin:16px 0;letter-spacing:-.06em}.sub-hero span{color:#e9fff2;line-height:1.85}.site-footer{margin-top:48px;padding:42px 6vw;background:#174d34;color:#fff;display:flex;justify-content:space-between;gap:24px}.site-footer strong{display:block;font-size:34px}.site-footer p{max-width:760px;color:#e9fff2}.footer-links{display:flex;flex-direction:column;gap:10px;align-items:flex-end}.footer-links button{border:1px solid rgba(255,255,255,.25);background:transparent;color:#fff;border-radius:999px;padding:12px 18px;cursor:pointer}.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:22px}.modal.active{display:flex}.modal-mask{position:absolute;inset:0;background:rgba(0,0,0,.72);backdrop-filter:blur(8px)}.modal-card{position:relative;z-index:1;width:min(430px,92vw);padding:28px;border-radius:30px;background:#fff;color:var(--ink);text-align:center;box-shadow:var(--shadow)}.modal-card img{width:230px;height:230px;object-fit:cover;margin:18px auto;border-radius:20px;border:1px solid var(--line);background:#fff}.modal-card h3{margin:0;font-size:28px}.modal-card p{color:var(--muted)}.modal-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.close{position:absolute;right:16px;top:14px;border:0;background:#174d34;color:#fff;border-radius:50%;width:36px;height:36px;font-size:22px;cursor:pointer}.float-contact{position:fixed;right:18px;bottom:18px;z-index:80;border:0;border-radius:999px;background:#174d34;color:#fff;padding:14px 18px;font-weight:950;cursor:pointer;box-shadow:0 18px 40px rgba(23,77,52,.2)}body.lock{overflow:hidden}@media(max-width:1100px){nav{display:none;position:absolute;top:78px;left:18px;right:18px;flex-direction:column;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:24px;padding:16px;box-shadow:var(--shadow)}nav.is-open{display:flex}.menu-toggle{display:block}.hero-check,.support-section{grid-template-columns:1fr}.service-grid{grid-template-columns:1fr 1fr;grid-template-areas:'main main' 'support download' 'contact download'}.proof-list,.product-checks,.path-grid,.scenario-grid{grid-template-columns:repeat(2,1fr)}.download-panel,.site-footer{grid-template-columns:1fr;display:grid}.footer-links{align-items:flex-start}}@media(max-width:680px){.site-header{padding:0 18px}.brand img{display:none}.brand span{font-size:20px}.hero-check{padding:44px 20px;min-height:auto}.hero-copy h1{font-size:42px}.hero-panel ul,.service-grid,.proof-list,.product-checks,.path-grid,.scenario-grid,.security-list{grid-template-columns:1fr}.service-grid{grid-template-areas:'main' 'support' 'download' 'contact'}.section,.download-panel,.sub-hero{padding:24px}.section-title{text-align:left}.service-card h2{font-size:42px}.hero-actions,.modal-actions{flex-direction:column}.btn,.product-checks button,.table-btn{width:100%}.product-checks footer{align-items:stretch;flex-direction:column}.site-footer{padding:34px 20px}}
/* seo-quality-accessibility */
.skip-link{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden;z-index:9999}
.skip-link:focus{left:16px;top:16px;width:auto;height:auto;padding:10px 14px;border-radius:999px;background:#fff;color:#111;text-decoration:none;box-shadow:0 12px 36px rgba(0,0,0,.18)}
img{max-width:100%;height:auto}
a:focus-visible,button:focus-visible{outline:2px solid currentColor;outline-offset:3px}
@media (prefers-reduced-motion: reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}