:root{--bg:#f7f3ea;--bg-soft:#fcfaf6;--surface:#fffdf8;--text-primary:#1f2b2a;--text-secondary:#5b6d6a;--line:#d9d6ca;--brand:#1f8a77;--brand-strong:#17695b;--brand-soft:#d9f0e8;--accent:#c87f4b;--shadow:0 18px 40px #24353014;--radius:20px;--radius-sm:12px;--content-width:1160px}*{box-sizing:border-box}html,body,#app{min-height:100%;margin:0}body{color:var(--text-primary);background:radial-gradient(1200px 600px at 10% -10%, #1f8a7729, transparent 60%), radial-gradient(800px 420px at 90% 0%, #c87f4b2e, transparent 64%), var(--bg);font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,Noto Sans CJK SC,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}.site-shell{flex-direction:column;min-height:100vh;display:flex}.site-header{width:min(var(--content-width), calc(100% - 48px));-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:50;background:#fffdf8d6;border:1px solid #d9d6cabf;border-radius:999px;justify-content:space-between;align-items:center;gap:20px;margin:24px auto 12px;padding:14px 18px;display:flex;position:sticky;top:16px}.brand{align-items:center;gap:10px;min-width:182px;display:inline-flex}.brand-mark{color:#fff;background:linear-gradient(145deg, var(--brand), #4eb29f);border-radius:12px;place-items:center;width:38px;height:38px;font-family:STSong,Songti SC,serif;font-size:19px;display:grid}.brand-text{flex-direction:column;line-height:1.2;display:inline-flex}.brand-text strong{letter-spacing:.4px;font-family:STZhongsong,Songti SC,serif;font-size:19px;font-weight:700}.brand-text small{color:var(--text-secondary);font-size:12px}.main-nav{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;display:inline-flex}.main-nav a{color:var(--text-secondary);border-radius:99px;padding:8px 13px;font-size:14px;transition:all .25s}.main-nav a:hover,.main-nav a.router-link-active{color:var(--brand-strong);background:var(--brand-soft)}.header-cta{color:#fff;background:var(--brand);border-radius:99px;justify-content:center;align-items:center;padding:10px 18px;font-size:14px;transition:transform .2s,background .2s;display:inline-flex}.header-cta:hover{background:var(--brand-strong);transform:translateY(-1px)}main{flex:1}.page-wrap{width:min(var(--content-width), calc(100% - 48px));margin:0 auto;padding:18px 0 72px;animation:.6s fade-up}.hero-section,.download-hero{grid-template-columns:1.45fr 1fr;gap:24px;display:grid}.hero-copy,.download-copy{border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow);background:linear-gradient(135deg,#fffdf8e6,#ffffffc7);padding:42px}.eyebrow{color:var(--brand-strong);background:var(--brand-soft);border-radius:999px;align-items:center;padding:6px 12px;font-size:13px;display:inline-flex}h1,h2,h3,p{margin:0}h1{letter-spacing:.3px;margin-top:14px;font-family:STZhongsong,Songti SC,serif;font-size:clamp(30px,4vw,48px);line-height:1.28}.hero-desc{max-width:620px;color:var(--text-secondary);margin-top:18px;font-size:16px}.hero-actions{flex-wrap:wrap;align-items:center;gap:14px;margin-top:28px;display:flex}.btn{cursor:pointer;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;min-height:44px;padding:11px 22px;font-size:15px;transition:all .25s;display:inline-flex}.btn-primary{color:#fff;background:var(--brand)}.btn-primary:hover{background:var(--brand-strong);transform:translateY(-1px)}.btn-ghost{color:var(--brand-strong);background:#ffffffa6;border-color:#17695b38}.btn-ghost:hover{background:var(--brand-soft)}.hero-panel,.download-qr{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:30px}.hero-panel{animation:4.2s ease-in-out infinite float-y}.hero-panel h2{margin-bottom:18px;font-size:20px}.hero-panel ul{gap:14px;margin:0;padding:0;list-style:none;display:grid}.hero-panel li{background:#f4f7f2;border-radius:14px;padding:13px 14px}.hero-panel strong{color:var(--brand-strong);font-family:STZhongsong,Songti SC,serif;font-size:24px;line-height:1.2;display:block}.hero-panel span{color:var(--text-secondary);font-size:14px}.section{border-radius:var(--radius);border:1px solid var(--line);background:#fffdf9ed;margin-top:26px;padding:32px}.section-head h2{font-family:STZhongsong,Songti SC,serif;font-size:clamp(24px,3vw,34px)}.section-head p{color:var(--text-secondary);margin-top:8px}.card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:18px;display:grid}.service-card{background:#fff;border:1px solid #e7e2d6;border-radius:14px;padding:20px}.service-card h3{margin-bottom:6px;font-size:19px}.service-card p{color:var(--text-secondary);font-size:15px}.process-list{gap:12px;margin:18px 0 0;padding-left:22px;display:grid}.process-list li{border-bottom:1px dashed #d5d5cc;padding:12px 0}.process-list li:last-child{border-bottom:none}.process-list strong{color:var(--brand-strong);font-size:18px;display:block}.process-list span{color:var(--text-secondary);font-size:15px}.compliance-grid,.faq-list,.download-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px;display:grid}.compliance-grid article,.faq-list article,.download-card{background:#fff;border:1px solid #e7e2d6;border-radius:14px;padding:18px}.compliance-grid h3,.faq-list h3,.download-card h3{margin-bottom:7px;font-size:18px}.compliance-grid p,.faq-list p,.download-card p{color:var(--text-secondary);font-size:14px}.download-wrap .section{background:var(--bg-soft)}.qr-box{aspect-ratio:1;background:conic-gradient(from 90deg at 1px 1px, #1f8a77 90deg, transparent 0) 0 0 / 16px 16px, #fff;border:8px solid #fff;border-radius:12px;width:192px;margin:0 auto 14px;box-shadow:inset 0 0 0 1px #e5e1d6}.download-qr{text-align:center;place-content:center;display:grid}.download-qr p{font-size:16px}.download-qr small{color:var(--text-secondary);margin-top:4px}.download-card ul{color:var(--text-secondary);gap:6px;margin:14px 0 0;padding-left:18px;font-size:14px;display:grid}.install-list{color:var(--text-secondary);gap:8px;margin:16px 0 0;padding-left:20px;display:grid}.site-footer{background:#f2eee3;border-top:1px solid #d9d6cae6;padding:36px 0 30px}.footer-grid{width:min(var(--content-width), calc(100% - 48px));grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:0 auto;display:grid}.footer-grid div{border-radius:var(--radius-sm);background:#faf8f1;border:1px solid #dad6cb;padding:18px}.footer-grid h3{margin-bottom:8px;font-family:STZhongsong,Songti SC,serif}.footer-grid p{color:var(--text-secondary);font-size:14px}.footer-meta{width:min(var(--content-width), calc(100% - 48px));color:var(--text-secondary);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin:16px auto 0;font-size:13px;display:flex}@keyframes float-y{0%{transform:translateY(0)}50%{transform:translateY(-7px)}to{transform:translateY(0)}}@keyframes fade-up{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (width<=980px){.site-header{border-radius:18px;flex-wrap:wrap;margin-top:14px;position:static}.main-nav{order:3;justify-content:flex-start;width:100%}.header-cta{margin-left:auto}.hero-section,.download-hero,.card-grid,.compliance-grid,.faq-list,.download-grid,.footer-grid{grid-template-columns:1fr}.hero-copy,.download-copy,.hero-panel,.download-qr,.section{padding:24px}.page-wrap{width:calc(100% - 30px);padding-bottom:48px}.site-footer{padding-top:28px}.footer-grid,.footer-meta{width:calc(100% - 30px)}}@media (width<=640px){.site-header{gap:12px;width:calc(100% - 20px);padding:12px}.brand{min-width:unset}.brand-text strong{font-size:17px}.brand-text small{font-size:11px}.main-nav{gap:6px}.main-nav a{padding:7px 10px;font-size:13px}.header-cta,.btn{width:100%}.hero-actions{gap:10px}.hero-desc{font-size:15px}.qr-box{width:158px}.footer-meta{font-size:12px}}