*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;font-size:16px;color:#1F2937;line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{overflow-x:hidden;background:#f5fafc}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.manual-nav{position:sticky;top:0;z-index:1000;height:60px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid #E5E7EB;box-shadow:0 1px 3px rgba(0,0,0,.08)}
.manual-logo{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:700;color:#0888b0;letter-spacing:1px}
.manual-logo img{width:28px;height:28px}
.manual-nav-links{display:flex;align-items:center;gap:24px;list-style:none}
.manual-nav-links a{font-size:14px;color:#6B7280;transition:color .3s ease}
.manual-nav-links a:hover{color:#0888b0}
.manual-nav-toggle{display:none;width:40px;height:40px;border:none;border-radius:8px;background:transparent;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.manual-nav-toggle span{width:20px;height:2px;border-radius:2px;background:#1F2937;transition:all .3s ease}
.manual-nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.manual-nav-toggle.active span:nth-child(2){opacity:0}
.manual-nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.manual-hero{padding:88px 0 72px;background:linear-gradient(135deg,#0888b0 0%,#086a88 42%,#055a70 100%);color:#FFFFFF;position:relative;overflow:hidden}
.manual-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 18% 35%,rgba(255,255,255,.1) 0%,transparent 34%),radial-gradient(circle at 82% 18%,rgba(245,158,11,.16) 0%,transparent 32%);pointer-events:none}
.manual-hero .container{position:relative;z-index:1}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid rgba(255,255,255,.24);border-radius:999px;background:rgba(255,255,255,.12);font-size:14px;margin-bottom:18px}
.hero-title{font-size:42px;line-height:1.25;font-weight:800;letter-spacing:1px;max-width:780px;margin-bottom:18px}
.hero-desc{font-size:18px;color:rgba(255,255,255,.86);max-width:760px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:34px}
.hero-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 24px;border-radius:30px;background:#FFFFFF;color:#0888b0;font-size:15px;font-weight:700;box-shadow:0 4px 16px rgba(0,0,0,.1)}
.hero-btn.secondary{background:rgba(255,255,255,.12);color:#FFFFFF;border:1px solid rgba(255,255,255,.28);box-shadow:none}
.manual-overview{padding:72px 0;background:#FFFFFF}
.section-header{text-align:center;margin-bottom:48px}
.section-title{font-size:30px;font-weight:700;color:#1F2937;letter-spacing:1px;margin-bottom:16px}
.section-subtitle{font-size:16px;color:#6B7280;max-width:620px;margin:0 auto}
.manual-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.manual-card{display:flex;flex-direction:column;min-height:230px;padding:28px 24px;border:1px solid #E5E7EB;border-radius:12px;background:#FFFFFF;transition:all .3s ease}
.manual-card:hover{transform:translateY(-4px);box-shadow:0 8px 32px rgba(8,136,176,.14);border-color:#b8e4ef}
.manual-card-num{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#e6f5f9;color:#0888b0;font-weight:800;margin-bottom:18px}
.manual-card h3{font-size:20px;line-height:1.35;font-weight:700;color:#1F2937;margin-bottom:10px}
.manual-card p{font-size:14px;color:#6B7280;line-height:1.8;flex:1}
.manual-card span{display:inline-flex;align-items:center;margin-top:18px;color:#0888b0;font-size:14px;font-weight:700}
.manual-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:40px;padding:72px 0}
.manual-toc{position:sticky;top:84px;align-self:start;padding:20px;border:1px solid #E5E7EB;border-radius:12px;background:#FFFFFF;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.manual-toc-title{font-size:15px;font-weight:800;color:#1F2937;margin-bottom:12px}
.manual-toc a{display:block;padding:10px 0;border-top:1px solid #F1F5F9;color:#6B7280;font-size:14px;line-height:1.45;transition:color .3s ease}
.manual-toc a:hover{color:#0888b0}
.manual-content{display:flex;flex-direction:column;gap:36px}
.guide{border:1px solid #E5E7EB;border-radius:12px;background:#FFFFFF;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.guide-head{padding:32px 32px 24px;background:linear-gradient(180deg,#f5fafc 0%,#FFFFFF 100%);border-bottom:1px solid #E5E7EB}
.guide-index{display:inline-flex;margin-bottom:14px;padding:4px 10px;border-radius:999px;background:#e6f5f9;color:#0888b0;font-size:13px;font-weight:800}
.guide h2{font-size:26px;line-height:1.35;color:#1F2937;margin-bottom:12px}
.guide-lead{font-size:16px;color:#6B7280;max-width:760px}
.guide-body{padding:30px 32px 34px}
.guide h3{font-size:18px;color:#1F2937;margin:24px 0 12px}
.guide p{font-size:15px;color:#4B5563;line-height:1.9;margin:12px 0}
.guide ul{list-style:none;display:grid;gap:10px;margin:14px 0}
.guide li{position:relative;padding-left:28px;color:#4B5563;font-size:15px;line-height:1.8}
.guide li::before{content:'';position:absolute;left:0;top:8px;width:18px;height:18px;border-radius:50%;background:#e6f5f9;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='11' viewBox='0 0 24 24' fill='none' stroke='%230888b0' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");background-size:11px;background-repeat:no-repeat;background-position:center}
.step-list{display:grid;gap:14px;margin:18px 0}
.step-item{display:grid;grid-template-columns:42px minmax(0,1fr);gap:14px;padding:16px;border:1px solid #E5E7EB;border-radius:12px;background:#FFFFFF}
.step-num{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#0888b0;color:#FFFFFF;font-size:18px;font-weight:800;box-shadow:0 4px 14px rgba(8,136,176,.25)}
.step-text strong{display:block;color:#1F2937;font-size:16px;margin-bottom:4px}
.step-text span{display:block;color:#6B7280;font-size:14px;line-height:1.8}
.screenshot-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:22px 0}
.screenshot-slot{min-height:320px;border:1px dashed #9bc8d4;border-radius:12px;background:linear-gradient(180deg,#f7fcfd 0%,#eef8fb 100%);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:22px;color:#4b7180}
.screenshot-slot.single{min-height:360px}
.screenshot-slot .slot-icon{width:54px;height:54px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:#FFFFFF;color:#0888b0;font-size:24px;font-weight:800;box-shadow:0 4px 16px rgba(8,136,176,.1);margin-bottom:14px}
.screenshot-slot strong{display:block;color:#0888b0;font-size:16px;margin-bottom:8px}
.screenshot-slot span{display:block;color:#6B7280;font-size:14px;line-height:1.7;max-width:360px}
.screenshot-slot-filled{justify-content:flex-start;gap:12px;background:#f7fcfd;border-style:solid}
.manual-screenshot-img{width:180px;height:400px;object-fit:cover;object-position:top center;border-radius:18px;box-shadow:0 10px 28px rgba(8,136,176,.16);background:#FFFFFF}
.screenshot-slot-filled strong{margin-bottom:0}
.tip-box{margin:22px 0;padding:18px 20px;border-left:4px solid #F59E0B;background:#fff8ed;border-radius:0 12px 12px 0}
.tip-box strong{display:block;color:#9a5d00;margin-bottom:6px}
.tip-box p{margin:0;color:#7a4b10;font-size:14px}
.guide-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.guide-tag{padding:5px 10px;border-radius:999px;background:#e6f5f9;color:#0888b0;font-size:13px;font-weight:700}
.footer-cta{padding:100px 0 48px;background:linear-gradient(180deg,#086a88 0%,#055a70 100%);color:#FFFFFF;text-align:center}
.footer-cta .cta-title{font-size:30px;font-weight:700;margin-bottom:16px;letter-spacing:1px}
.footer-cta .cta-subtitle{font-size:16px;opacity:.8;margin-bottom:48px}
.footer-cta .dual-qr{display:flex;justify-content:center;gap:72px;flex-wrap:wrap;margin-bottom:48px}
.footer-cta .qr-img-wrap{width:180px;height:180px;background:#FFFFFF;border-radius:12px;padding:8px;box-shadow:0 8px 32px rgba(0,0,0,.12);margin:0 auto 16px}
.footer-cta .qr-img-wrap img{width:100%;height:100%;border-radius:4px}
.footer-cta .qr-label{font-size:14px;opacity:.85;margin-top:8px}
.footer-cta .deep-link-btn{display:none;padding:14px 40px;background:#F59E0B;color:#1F2937;border-radius:30px;font-size:16px;font-weight:600;letter-spacing:1px;transition:all .3s ease}
.footer-cta .deep-link-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(245,158,11,.4)}
.site-footer{background:#055a70;color:rgba(255,255,255,.5);text-align:center;padding:24px;font-size:12px;line-height:2}
.back-to-top{position:fixed;bottom:32px;right:32px;width:44px;height:44px;border-radius:50%;background:#0888b0;color:#FFFFFF;border:none;cursor:pointer;z-index:999;box-shadow:0 4px 16px rgba(0,0,0,.1);display:flex;align-items:center;justify-content:center;opacity:0;transform:translateY(16px);transition:all .3s ease;pointer-events:none}
.back-to-top.visible{opacity:1;transform:translateY(0);pointer-events:auto}
.back-to-top:hover{background:#086a88}
.back-to-top::after{content:'';width:12px;height:12px;border-left:2px solid white;border-top:2px solid white;transform:rotate(45deg) translate(2px,2px)}
@media(max-width:960px){.manual-grid{grid-template-columns:repeat(2,1fr)}.manual-layout{grid-template-columns:1fr}.manual-toc{position:static}.screenshot-grid{grid-template-columns:1fr}.hero-title{font-size:34px}}
@media(max-width:768px){
  html{font-size:15px;line-height:1.65}
  .container{padding:0 18px}
  .manual-nav{height:52px;padding:0 18px}
  .manual-logo{font-size:16px;letter-spacing:0}
  .manual-logo img{width:26px;height:26px}
  .manual-nav{position:sticky}
  .manual-nav-toggle{display:flex}
  .manual-nav-links{position:absolute;left:16px;right:16px;top:calc(100% + 8px);display:none;flex-direction:column;align-items:stretch;gap:0;padding:8px;border:1px solid #E5E7EB;border-radius:12px;background:rgba(255,255,255,.96);box-shadow:0 8px 32px rgba(0,0,0,.12);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
  .manual-nav-links.open{display:flex}
  .manual-nav-links li{width:100%}
  .manual-nav-links a{display:block;padding:12px 14px;border-radius:8px;color:#1F2937;font-size:14px}
  .manual-nav-links a:hover{background:#e6f5f9;color:#0888b0}
  .manual-hero{padding:42px 0 40px}
  .hero-kicker{font-size:12px;margin-bottom:14px;padding:4px 10px}
  .hero-title{font-size:25px;line-height:1.28;letter-spacing:0;margin-bottom:12px}
  .hero-desc{font-size:14px;line-height:1.75;max-width:none}
  .hero-actions{gap:10px;margin-top:22px}
  .hero-btn{min-height:40px;padding:0 18px;font-size:14px}
  .manual-overview{padding:42px 0;background:#FFFFFF}
  .section-header{text-align:left;margin-bottom:22px}
  .section-title{font-size:22px;line-height:1.35;letter-spacing:0;margin-bottom:8px}
  .section-subtitle{font-size:14px;line-height:1.75;max-width:none}
  .manual-grid{grid-template-columns:1fr;gap:12px}
  .manual-card{min-height:auto;padding:16px;border-radius:10px}
  .manual-card-num{width:32px;height:32px;margin-bottom:10px;font-size:14px}
  .manual-card h3{font-size:17px;margin-bottom:6px}
  .manual-card p{font-size:13px;line-height:1.7}
  .manual-card span{margin-top:10px;font-size:13px}
  .manual-layout{padding:36px 18px;display:block}
  .manual-toc{margin-bottom:20px;padding:14px;border-radius:10px}
  .manual-toc-title{font-size:14px;margin-bottom:8px}
  .manual-toc a{padding:8px 0;font-size:13px;line-height:1.35}
  .manual-content{gap:20px}
  .guide{border-radius:10px}
  .guide-head{padding:18px 16px 16px}
  .guide-body{padding:18px 16px 20px}
  .guide-index{font-size:12px;margin-bottom:10px;padding:3px 9px}
  .guide h2{font-size:20px;line-height:1.35;margin-bottom:8px}
  .guide-lead{font-size:14px;line-height:1.75;max-width:none}
  .guide h3{font-size:16px;margin:18px 0 8px}
  .guide p{font-size:14px;line-height:1.8;margin:8px 0}
  .guide ul{gap:8px;margin:10px 0}
  .guide li{font-size:14px;line-height:1.75;padding-left:24px}
  .guide li::before{top:7px;width:16px;height:16px;background-size:10px}
  .guide-tags{gap:6px;margin-top:12px}
  .guide-tag{font-size:12px;padding:4px 8px}
  .step-list{gap:10px;margin:12px 0}
  .step-item{grid-template-columns:32px minmax(0,1fr);gap:10px;padding:12px;border-radius:10px}
  .step-num{width:32px;height:32px;font-size:15px}
  .step-text strong{font-size:14px;margin-bottom:2px}
  .step-text span{font-size:13px;line-height:1.7}
  .screenshot-grid{grid-template-columns:1fr;gap:12px;margin:14px 0}
  .screenshot-slot,.screenshot-slot.single{min-height:170px;padding:16px;border-radius:10px}
  .screenshot-slot-filled{min-height:auto}
  .manual-screenshot-img{width:150px;height:333px;border-radius:16px}
  .screenshot-slot .slot-icon{width:42px;height:42px;border-radius:12px;font-size:18px;margin-bottom:10px}
  .screenshot-slot strong{font-size:14px;margin-bottom:6px}
  .screenshot-slot span{font-size:13px;line-height:1.6}
  .tip-box{margin:14px 0;padding:14px 14px;border-radius:0 10px 10px 0}
  .tip-box p{font-size:13px;line-height:1.7}
  .footer-cta{padding:64px 0 40px}
  .footer-cta .cta-title{font-size:24px;line-height:1.35;margin-bottom:10px}
  .footer-cta .cta-subtitle{font-size:14px;line-height:1.7;margin-bottom:28px}
  .footer-cta .dual-qr{gap:28px;margin-bottom:28px}
  .footer-cta .qr-img-wrap{width:140px;height:140px}
  .footer-cta .deep-link-btn{display:inline-block}
  .back-to-top{bottom:20px;right:20px}
  .site-footer{padding:20px 18px}
}

@media(max-width:420px){
  .hero-actions .hero-btn{width:100%}
  .footer-cta .dual-qr{flex-direction:column;align-items:center}
  .footer-cta .deep-link-btn{width:100%}
}