:root{color-scheme:light;--ink:#173e3a;--muted:#637b75;--green:#28775e;--line:#e0e9e4}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;color:var(--ink);background:#f8faf7;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid #89bd76;outline-offset:5px}svg{display:block;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}p,h1,h2,h3{margin:0}.header{max-width:1320px;margin:auto;padding:10px 44px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:13px;font-size:25px;font-weight:700;letter-spacing:1px}.brand svg{width:42px;height:42px;color:var(--green)}.brand small{display:block;margin-top:4px;font-size:11px;font-weight:400;letter-spacing:1.4px;color:var(--muted)}.header-link{font-size:14px;color:var(--green);display:flex;gap:18px;align-items:center}.header-link span{font-size:23px}
.hero{position:relative;background:#0b2935;isolation:isolate;overflow:hidden}.hero-image,.hero-shade{position:absolute;inset:0;width:100%;height:100%;z-index:-1}.hero-image{object-fit:cover;object-position:center;opacity:.65}.hero-shade{background:linear-gradient(90deg,rgba(7,34,40,.96) 0%,rgba(7,34,40,.72) 36%,rgba(7,34,40,.16) 68%,rgba(7,34,40,.65) 100%)}.hero-inner{max-width:1232px;margin:auto;padding:64px 0;display:grid;grid-template-columns:1fr 360px;align-items:center;gap:65px;min-height:650px}.hero-copy{color:white}.eyebrow{font-size:14px;letter-spacing:2px;display:flex;align-items:center;gap:10px;color:#d1e8de}.eyebrow span{width:7px;height:7px;border-radius:50%;background:#b8d69b;box-shadow:0 0 16px #b8d69b88}h1{font-size:clamp(36px,3.5vw,50px);line-height:1.45;font-weight:650;letter-spacing:1px;margin:24px 0}h1 span{color:#d0e3b3}.intro{font-size:17px;line-height:1.95;color:#d2dfdf}.hero-tags{display:flex;align-items:center;gap:18px;margin-top:34px;font-size:13px;letter-spacing:1px;color:#e1e9e5}.hero-tags i{height:12px;width:1px;background:#ffffff40}.mobile-entry{display:none}
.qr-card{padding:29px 23px 25px;border-radius:20px;background:#fff;text-align:center;box-shadow:0 22px 70px #00181944;scroll-margin-top:24px}.edition{display:inline-block;background:#edf4e8;border:1px solid #e0ead8;border-radius:30px;padding:6px 12px;color:#627b46;font-size:12px;letter-spacing:1px}.qr-card h2{font-size:25px;font-weight:650;margin:19px 0 10px}.qr-subtitle{font-size:13px;color:var(--muted)}.qr-image-link{display:block;margin:5px auto 0;max-width:290px}.qr-image{display:block;width:100%;height:auto}.qr-tip{font-size:12px;color:#77847e;line-height:1.8}.save-qr{display:flex;justify-content:center;align-items:center;gap:14px;border:1px solid #d7e3d9;border-radius:8px;min-height:42px;margin:18px 15px 0;font-size:13px;color:var(--green);background:#f7faf5}.save-qr:hover{background:#eaf2e5}
.features{max-width:1232px;margin:auto;padding:65px 0 72px}.section-heading{text-align:center}.section-label{font-size:12px;letter-spacing:4px;color:#688c68;margin-bottom:13px}.section-heading h2{font-size:29px;font-weight:600;letter-spacing:1px}.section-heading>p:last-child{font-size:14px;color:var(--muted);margin-top:12px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:34px}.feature{padding:26px 29px 27px;background:#fff;border:1px solid var(--line);border-radius:16px}.feature-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.feature-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:13px;background:#eff5ea;color:var(--green)}.feature-icon svg{width:26px;height:26px}.feature-number{font-size:29px;font-weight:300;color:#d6e2d7;font-family:Georgia,serif}.feature h3{font-size:20px;font-weight:600;margin-bottom:12px}.feature p{font-size:14px;line-height:1.9;color:var(--muted)}.feature-caption{display:block;margin-top:23px;padding-top:18px;border-top:1px solid #edf1eb;font-size:12px;letter-spacing:1px;color:#688663}footer{padding:27px 44px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:center;gap:28px;color:var(--muted);font-size:12px}footer>span{font-size:17px;font-weight:650;color:var(--ink)}footer>a{color:var(--green)}
@media(min-width:1500px){.hero-inner{min-height:700px}.hero-image{object-position:center 44%}}
@media(max-width:1320px){.hero-inner,.features{margin-left:44px;margin-right:44px}.hero-inner{gap:35px}}
@media(max-width:850px){.header{padding:10px 24px}.hero-inner,.features{margin-left:24px;margin-right:24px}.hero-inner{grid-template-columns:1fr 320px;gap:24px;padding:44px 0}h1{font-size:34px;letter-spacing:0}.intro{font-size:15px}.qr-card{padding:24px 16px}.qr-card h2{font-size:23px}.feature{padding:22px 20px}.feature-grid{gap:14px}.hero-tags{gap:10px;letter-spacing:0}}
@media(max-width:680px){.header{padding:9px 20px}.brand{font-size:22px;gap:9px}.brand svg{width:34px;height:34px}.brand small{font-size:9px;letter-spacing:.5px}.header-link{font-size:12px;gap:5px}.header-link span{font-size:18px}.hero-inner{display:flex;flex-direction:column;align-items:stretch;margin:0;padding:44px 22px 30px;gap:34px}.hero-image{height:560px;object-position:62% top;opacity:.5}.hero-shade{background:linear-gradient(180deg,rgba(7,34,40,.62),rgba(7,34,40,.6) 28%,#0b2935 58%)}.hero-copy{max-width:420px;width:100%;margin:auto}.eyebrow{font-size:12px;letter-spacing:1.6px}h1{font-size:clamp(29px,7.4vw,43px);margin:20px 0;line-height:1.5}.intro{font-size:15px;line-height:1.85}.hero-tags{font-size:12px;gap:15px;margin-top:24px}.mobile-entry{display:inline-flex;align-items:center;gap:26px;color:#d0e3b3;font-size:13px;margin-top:25px}.qr-card{width:100%;max-width:380px;align-self:center;padding:26px 20px}.qr-image-link{max-width:290px}.features{padding:42px 0;margin:0 22px}.section-label{font-size:11px}.section-heading h2{font-size:23px;letter-spacing:0}.section-heading>p:last-child{font-size:13px}.feature-grid{grid-template-columns:1fr;gap:16px;margin-top:26px}.feature{padding:22px 24px}.feature-heading{margin-bottom:15px}.feature h3{font-size:19px}.feature p{font-size:14px}.feature-caption{margin-top:17px;padding-top:15px}footer{padding:25px 20px 30px;flex-wrap:wrap;gap:12px 20px;text-align:center}footer p{flex-basis:100%;order:3}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}