:root{--blue:#1769e6;--deep:#0649bb;--dark:#10264a;--muted:#66768e;--pale:#f2f7ff;--line:#e3ebf8;--white:#fff;--shadow:0 22px 70px rgba(26,88,169,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;color:var(--dark);font:16px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:#fff;overflow-x:hidden}a{text-decoration:none;color:inherit}button{font:inherit;cursor:pointer}img{max-width:100%;height:auto}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.3}h1{font-size:clamp(42px,4.8vw,72px);letter-spacing:-2px}h2{font-size:clamp(29px,3vw,44px);letter-spacing:-1px}h3{font-size:20px}.wrap{width:min(1200px,calc(100% - 48px));margin:auto}.section{padding:104px 0}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.93);backdrop-filter:blur(20px);box-shadow:0 1px 0 var(--line)}.header-inner{height:78px;display:flex;align-items:center;gap:28px}.brand{display:inline-flex;align-items:center;gap:9px;white-space:nowrap;font-weight:900;font-style:italic;font-size:25px;letter-spacing:-1.5px;color:var(--deep)}.brand img{width:48px;height:48px;object-fit:contain}.brand-sub{font-size:15px;font-style:normal;letter-spacing:0;margin-left:4px}.nav{display:flex;align-items:center;gap:5px;margin-left:auto}.nav a{padding:9px 12px;border-radius:12px;color:#485b77;font-size:14px;font-weight:650;white-space:nowrap;transition:.2s}.nav a:hover,.nav a.active{color:var(--blue);background:#ebf3ff}.header-actions{display:flex;align-items:center;gap:12px}.category-btn,.close-btn{border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--dark)}.category-btn{padding:10px 15px;font-weight:750;white-space:nowrap}.category-btn:hover{border-color:var(--blue);color:var(--blue)}.menu-bars{font-size:17px;margin-right:6px}.btn{min-height:48px;padding:11px 24px;display:inline-flex;align-items:center;justify-content:center;gap:16px;font-size:15px;font-weight:750;border-radius:12px;white-space:nowrap;transition:transform .25s,box-shadow .25s,background .25s}.btn:hover{transform:translateY(-3px)}.btn-primary{color:white;background:linear-gradient(120deg,#2379f6,#0759d5);box-shadow:0 12px 26px rgba(20,95,221,.22)}.btn-primary:hover{box-shadow:0 16px 35px rgba(20,95,221,.32)}.btn-outline{border:1px solid #c8dbf8;color:var(--blue);background:white}.btn-outline-light{border:1px solid rgba(255,255,255,.55);color:white}.btn-outline-light:hover{background:rgba(255,255,255,.1)}.download-hover{position:relative;display:inline-flex}.qr-pop{position:absolute;left:50%;bottom:calc(100% + 15px);transform:translate(-50%,10px);padding:11px;background:white;border:1px solid var(--line);border-radius:17px;box-shadow:0 14px 38px rgba(4,28,78,.16);display:flex;flex-direction:column;align-items:center;gap:2px;opacity:0;visibility:hidden;pointer-events:none;transition:.22s;z-index:35;min-width:194px}.qr-pop:after{content:"";position:absolute;top:100%;border:8px solid transparent;border-top-color:white}.qr-pop img{width:170px;height:170px;object-fit:contain}.qr-pop small{color:#57708d;font-size:12px;white-space:nowrap}.download-hover:hover .qr-pop,.download-hover:focus-within .qr-pop{opacity:1;visibility:visible;transform:translate(-50%,0)}.top-qr .qr-pop{top:calc(100% + 14px);bottom:auto;transform:translate(-50%,-10px)}.top-qr .qr-pop:after{top:auto;bottom:100%;border-color:transparent transparent white}.top-qr:hover .qr-pop,.top-qr:focus-within .qr-pop{transform:translate(-50%,0)}.overlay{position:fixed;inset:0;background:rgba(6,25,59,.48);opacity:0;visibility:hidden;z-index:39;transition:.3s}.drawer{position:fixed;right:0;top:0;bottom:0;width:min(390px,90vw);background:#fff;z-index:40;box-shadow:-25px 0 60px rgba(0,0,0,.1);transform:translateX(105%);transition:transform .35s cubic-bezier(.22,1,.36,1);display:flex;flex-direction:column;padding:30px;overflow-y:auto}.drawer-open .overlay{opacity:1;visibility:visible}.drawer-open .drawer{transform:translateX(0)}body.drawer-open{overflow:hidden}.drawer-head{display:flex;justify-content:space-between;align-items:center;font-size:22px}.close-btn{width:40px;height:40px}.drawer-kicker{color:var(--muted);font-size:14px;padding:15px 0 25px;border-bottom:1px solid var(--line)}.drawer nav{display:grid;gap:8px}.drawer nav a{padding:14px 18px;background:#f7faff;border-radius:12px;font-weight:700}.drawer nav a:hover,.drawer nav a.active{background:var(--blue);color:white}.drawer-bottom{margin-top:auto;padding-top:35px}.drawer-bottom p{font-size:14px;color:var(--muted)}.hero{overflow:hidden;position:relative;background:radial-gradient(circle at 84% 31%,#b5d8ff 0,transparent 33%),linear-gradient(140deg,#f4f9ff,#fff 49%,#e8f2ff);min-height:690px}.hero-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:40px;min-height:690px}.hero-copy{position:relative;z-index:2;padding:70px 0}.hero-copy h1{margin:25px 0 22px}.hero-copy em{font-style:normal;font-size:clamp(29px,3.3vw,50px);color:var(--blue);letter-spacing:-1.5px;display:inline-block;margin-top:9px}.lead{color:#526782;font-size:18px;line-height:1.95;max-width:535px}.pill{display:inline-flex;align-items:center;gap:9px;padding:6px 14px;border:1px solid #cce1ff;background:#e8f2ff;border-radius:30px;color:var(--blue);font-size:12px;font-weight:900;letter-spacing:1px}.pulse{width:7px;height:7px;border-radius:50%;background:#26bd9b;box-shadow:0 0 0 5px #26bd9b1a}.hero-actions,.download-buttons{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0}.trust-strip{display:flex;flex-wrap:wrap;gap:18px;color:#56718f;font-size:13px;margin-top:30px}.hero-visual{position:relative;height:660px;display:flex;align-items:center;justify-content:center}.glow-orb{width:560px;height:560px;position:absolute;left:20px;top:15px;border-radius:50%;background:radial-gradient(circle,#c1e0ff,#8bbcfb 64%,transparent 70%);filter:blur(8px)}.phone{position:absolute;object-fit:contain;filter:drop-shadow(12px 30px 25px rgba(22,53,102,.22))}.main-phone{height:600px;width:auto;z-index:2;left:37%;top:12px}.secondary-phone{height:465px;width:auto;left:0;top:135px;transform:rotate(-11deg);opacity:.94}.floating-tag{z-index:3;position:absolute;background:#fff;padding:13px 17px;border-radius:13px;box-shadow:var(--shadow);font-size:13px;display:grid;line-height:1.4;color:#6b829d;animation:float 5s ease-in-out infinite}.floating-tag b{color:var(--blue);font-size:17px}.tag-one{top:110px;left:-30px}.tag-two{bottom:80px;right:-10px;animation-delay:2s}.hero-bottom-line{height:8px;background:linear-gradient(90deg,#075bd4,#80b6ff,#fff)}.eyebrow{color:var(--blue);font-size:12px;font-weight:900;letter-spacing:2px}.eyebrow.light{color:#a8d1ff}.section-head{max-width:700px;margin-bottom:40px}.section-head h2{margin:12px 0 13px}.section-head p{color:var(--muted);font-size:16px}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.feature-card,.tile{background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px 24px;box-shadow:0 8px 38px rgba(20,70,140,.04);transition:transform .3s,box-shadow .3s,border-color .3s}.feature-card:hover,.tile:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#b9d4fd}.feature-icon{width:56px;height:56px;border-radius:17px;background:linear-gradient(135deg,#e0efff,#c5ddff);color:var(--blue);display:grid;place-items:center;font-size:29px;font-weight:800;margin-bottom:24px}.feature-card h3,.tile h3{margin:0 0 12px}.feature-card p,.tile p{color:var(--muted);font-size:14px;line-height:1.85}.feature-card>span{color:var(--blue);font-size:13px;font-weight:750}.tint-section{background:#f5f8fe}.split-section{display:grid;grid-template-columns:1fr 1fr;gap:8%;align-items:center}.split-visual{display:flex;justify-content:center}.img-surface{position:relative;width:min(100%,475px);height:570px;background:radial-gradient(circle at center,#d2e6ff,#eaf3ff 70%);border-radius:36px;display:flex;justify-content:center;align-items:center;overflow:hidden}.img-surface img{width:auto;height:94%;max-width:90%;object-fit:contain;filter:drop-shadow(0 16px 17px rgba(13,47,103,.17));transition:transform .6s}.img-surface:hover img{transform:translateY(-7px) scale(1.025)}.img-surface.alt{background:linear-gradient(155deg,#e6f2ff,#cce2ff)}.split-copy h2{margin:18px 0 22px}.split-copy>p{color:var(--muted);line-height:2;font-size:16px}.check-lines{display:grid;gap:14px;margin:32px 0}.check-lines>div{display:flex;gap:17px;align-items:center;border-bottom:1px solid var(--line);padding-bottom:14px}.check-lines b{width:44px;height:44px;flex-shrink:0;display:grid;place-items:center;border-radius:13px;background:#e9f3ff;color:var(--blue)}.check-lines span{display:grid}.check-lines small{color:var(--muted)}.text-link{display:inline-block;color:var(--blue);font-size:15px;font-weight:850;margin-top:12px}.text-link:hover{text-decoration:underline}.chip-row{display:flex;gap:9px;flex-wrap:wrap;margin:24px 0}.chip-row span{background:#eaf3ff;border:1px solid #d9eaff;padding:8px 15px;border-radius:12px;font-size:13px;color:#3266ad;font-weight:700}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.step{padding:30px;background:white;border:1px solid var(--line);border-radius:22px}.step>span{font-size:44px;font-weight:900;color:#c3daff}.step h3{margin:15px 0 8px}.step p{color:var(--muted);font-size:14px}.faq-section{background:#fff}.faq-list{display:grid;gap:14px;max-width:900px;margin:auto}.faq-list details{background:#f7faff;border:1px solid #e5edfb;border-radius:16px;padding:0 25px}.faq-list summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:10px;padding:19px 0;cursor:pointer;font-weight:750}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-size:22px;color:var(--blue);transition:.2s}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{border-top:1px solid #e1eafb;padding-top:15px;color:var(--muted);font-size:14px}.center-more{text-align:center;margin-top:20px}.download-section{padding-top:30px}.download-panel{background:linear-gradient(125deg,#063d9e,#1177eb);color:#fff;border-radius:32px;display:flex;align-items:center;justify-content:space-between;gap:35px;padding:60px 7%;overflow:hidden;position:relative}.download-panel:before{content:"";position:absolute;width:380px;height:380px;right:14%;top:-200px;border:70px solid rgba(255,255,255,.06);border-radius:50%;pointer-events:none}.download-panel>div{position:relative;z-index:1}.download-panel h2{margin:14px 0}.download-panel p{max-width:600px;color:#dfedff}.download-panel .btn-primary{background:#fff;color:#095bcc;box-shadow:none}.download-qr-card{padding:17px 17px 10px;background:white;border-radius:23px;text-align:center;flex-shrink:0;display:grid;place-items:center}.download-qr-card img{width:200px;height:200px}.download-qr-card span{color:#536886;font-size:13px}.download-note{font-size:12px}.site-footer{background:#0c2040;color:#aebed4;padding:60px 0 22px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:45px}.site-footer .brand{color:white;margin-bottom:18px}.site-footer h3{color:white;font-size:15px;margin-bottom:17px}.site-footer a:not(.brand),.site-footer span:not(.brand-sub){display:block;margin:0 0 12px;font-size:13px}.site-footer a:hover{color:white}.footer-grid p{font-size:13px}.footer-bottom{border-top:1px solid #2b405e;margin-top:37px;padding-top:21px;display:flex;justify-content:space-between;gap:20px;font-size:12px}.subhero{background:radial-gradient(circle at 75% 45%,#2787fb 0,transparent 35%),linear-gradient(115deg,#06429d,#105fce);color:white;overflow:hidden}.subhero-grid{min-height:495px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:50px}.subhero h1{font-size:clamp(37px,4vw,58px);margin:20px 0}.subhero p{color:#d5eaff;max-width:520px;font-size:17px}.subhero .btn-primary{background:white;color:var(--deep);box-shadow:none}.subhero-img{height:465px;display:flex;align-items:flex-start;justify-content:center;overflow:hidden}.subhero-img img{height:535px;width:auto;max-width:85%;object-fit:contain;filter:drop-shadow(20px 18px 25px #002e754a);margin-top:32px}.tile-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.tile-grid.three{grid-template-columns:repeat(3,1fr)}.tile{min-height:180px}.tile>span{color:var(--blue);font-size:11px;letter-spacing:1.3px;font-weight:850}.tile h3{margin:22px 0 6px}.notice{border:1px solid #c8ddf9;background:#edf5ff;border-radius:18px;padding:25px 30px;margin-top:30px}.notice p{color:var(--muted);margin-bottom:0}.guide-list{display:grid;gap:15px;max-width:900px}.guide-item{display:flex;gap:25px;align-items:start;padding:28px;border:1px solid var(--line);border-radius:18px;background:#f7faff}.guide-item>span{color:var(--blue);font-size:30px;font-weight:900}.guide-item h3{margin:5px 0 8px}.guide-item p{color:var(--muted);font-size:14px;margin-bottom:0}.faq-hero .compact-hero{padding:86px 0;min-height:280px}.faq-hero h1{margin:12px 0}.reveal{opacity:0;transition:opacity .7s ease,transform .8s cubic-bezier(.22,1,.36,1);will-change:transform,opacity}.reveal[data-animate="up"]{transform:translateY(45px)}.reveal[data-animate="left"]{transform:translateX(-55px)}.reveal[data-animate="right"]{transform:translateX(55px)}.reveal[data-animate="zoom"]{transform:scale(.92)}.reveal.in-view{opacity:1;transform:none}.feature-card.reveal.in-view:hover,.tile.reveal.in-view:hover{transform:translateY(-6px)}@keyframes float{50%{transform:translateY(-12px)}}@media(max-width:1100px){.nav{display:none}.header-actions{margin-left:auto}.hero-visual{height:560px}.main-phone{height:510px}.secondary-phone{height:380px}.glow-orb{width:450px;height:450px}.feature-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.wrap{width:min(100% - 32px,560px)}.header-inner{height:68px;gap:8px}.brand{font-size:22px}.brand img{width:39px;height:39px}.brand-sub{font-size:13px}.header-actions{gap:7px}.category-btn{padding:8px 10px;font-size:13px}.header-actions .btn{padding:8px 11px;min-height:39px;font-size:12px;gap:4px}.header-actions .btn span{display:none}.section{padding:65px 0}.hero{min-height:unset}.hero-grid{grid-template-columns:1fr;gap:0;min-height:unset}.hero-copy{padding:52px 0 0}.hero-copy h1{font-size:43px;letter-spacing:-1.5px;margin:18px 0}.hero-copy em{font-size:28px}.lead{font-size:15px}.hero-actions{gap:9px;margin:23px 0}.hero-actions .btn{padding:11px 15px;font-size:13px}.trust-strip{gap:8px 16px;font-size:11px;margin-top:17px}.hero-visual{height:410px}.glow-orb{height:330px;width:330px;left:calc(50% - 165px);top:25px}.main-phone{height:390px;left:42%;top:2px}.secondary-phone{height:300px;left:5%;top:75px}.floating-tag{padding:7px 10px;font-size:9px}.floating-tag b{font-size:12px}.tag-one{left:0;top:25px}.tag-two{right:0;bottom:26px}.feature-grid{gap:12px}.feature-card{padding:20px 16px;border-radius:16px}.feature-icon{height:45px;width:45px;font-size:22px;margin-bottom:15px}.feature-card h3,.tile h3{font-size:17px}.feature-card p{font-size:12px}.split-section,.subhero-grid{grid-template-columns:1fr;gap:26px}.split-section.reverse .split-visual{grid-row:1}.img-surface{height:390px;width:100%}.img-surface img{height:95%}.split-copy h2{font-size:30px}.steps,.tile-grid.three{grid-template-columns:1fr}.step{padding:22px}.step>span{font-size:33px}.subhero-grid{min-height:unset;gap:5px}.subhero-grid>div:first-child{padding:56px 0 18px}.subhero h1{font-size:38px}.subhero p{font-size:15px}.subhero-img{height:300px}.subhero-img img{height:380px;margin-top:2px}.tile-grid{gap:12px}.tile{min-height:155px;padding:20px 18px}.download-section{padding-top:15px}.download-panel{display:grid;padding:36px 23px;border-radius:22px}.download-panel h2{font-size:30px}.download-qr-card{width:210px;margin:auto}.footer-grid{grid-template-columns:1fr 1fr;gap:24px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{margin-top:9px}.faq-list details{padding:0 16px}.faq-list summary{font-size:14px}.guide-item{padding:20px;gap:13px}.guide-item>span{font-size:25px}.reveal[data-animate="left"]{transform:translateX(-24px)}.reveal[data-animate="right"]{transform:translateX(24px)}}@media(max-width:380px){.brand{font-size:20px}.brand img{width:34px;height:34px}.category-btn{font-size:12px;padding:7px}.header-actions .btn{font-size:11px;padding:7px}.hero-copy h1{font-size:37px}.hero-copy em{font-size:24px}.hero-visual{height:350px}.main-phone{height:345px}.secondary-phone{height:260px}.glow-orb{width:280px;height:280px;left:calc(50% - 140px)}.feature-grid{grid-template-columns:1fr 1fr}.tile-grid{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}.reveal{opacity:1!important;transform:none!important}}

/* Extended content */
.detail-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.detail-card{position:relative;min-width:0;background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px 27px;box-shadow:0 12px 35px rgba(17,72,155,.045);transition:border-color .25s,box-shadow .25s,transform .3s}.detail-card:hover{border-color:#bdd9ff;box-shadow:var(--shadow)}.detail-number{font-size:13px;font-weight:850;color:var(--blue);margin-bottom:24px}.detail-card h3{font-size:20px;margin-bottom:12px}.detail-card p{font-size:14px;color:var(--muted);line-height:1.95;margin-bottom:0}.detail-section .section-head{max-width:760px}@media(max-width:760px){.detail-grid{grid-template-columns:1fr;gap:13px}.detail-card{padding:23px 22px}.detail-number{margin-bottom:12px}.detail-card h3{font-size:18px}}

/* 外部下载入口与双二维码 */
.download-link-group{display:inline-flex;gap:12px;flex-wrap:wrap;align-items:center}.qr-card-pair{display:flex;gap:18px;flex-wrap:wrap;justify-content:center}.qr-card-pair>div{display:grid;justify-items:center;gap:5px}.qr-card-pair img{width:160px;height:160px}.qr-card-pair span{font-size:12px}.download-qr-card{min-width:0}.external-notice{font-size:12px!important;max-width:580px!important;line-height:1.6}.external-btn{background:#fff;color:#135dc4;border:1px solid #bdd3f1}.header-actions .external-btn{background:#edf5ff}.header-actions .btn{padding:10px 17px;min-height:42px}.site-header .header-inner{gap:15px}.header-actions{margin-left:auto}.header-actions .download-hover{flex-shrink:0}.qr-pop small{white-space:normal;text-align:center;line-height:1.35;max-width:175px}.download-panel .download-qr-card{padding:15px}.download-panel .qr-card-pair{gap:15px}@media(max-width:760px){.header-actions{gap:5px}.header-actions .btn{min-height:37px;padding:7px 10px;font-size:12px}.category-btn{padding:7px 9px}.download-link-group{gap:9px}.qr-card-pair img{width:134px;height:134px}}@media(max-width:390px){.header-actions .btn{padding:6px 8px;font-size:11px}.brand{gap:3px}.brand-sub{margin-left:1px}.category-btn{padding:6px 7px}}