@charset "UTF-8";
:root{--bg:#f6f8ff;--ink:#172343;--muted:#687595;--blue:#5067ec;--violet:#6f57e8;--line:#e5eafa;--white:#fff;--shadow:0 18px 60px rgba(39,61,124,.07)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);line-height:1.75}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img{display:block;max-width:100%}.container{width:min(1160px,calc(100% - 44px));margin:auto}.topbar{height:78px;background:rgba(255,255,255,.93);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30;backdrop-filter:blur(16px)}.topin{display:flex;align-items:center;justify-content:space-between;height:100%;gap:20px}.brand{display:flex;align-items:center;gap:12px;font-size:21px;font-weight:850;letter-spacing:-.5px}.brand img{width:42px;height:42px}.brand small{font-size:10px;color:#8690ab;display:block;letter-spacing:1px;font-weight:600;line-height:1}.nav{display:flex;align-items:center;gap:30px;color:#56617a;font-size:14px;font-weight:600}.nav a:hover{color:var(--blue)}.nav .nav-download{background:#5067ec;padding:9px 18px;color:white;border-radius:10px}.menu{display:none;border:0;background:white;font-size:26px}.hero{overflow:hidden;position:relative;padding:104px 0 98px;background:radial-gradient(circle at 80% 30%,#e0e7ff 0,transparent 37%),radial-gradient(circle at 6% 5%,#ecedff 0,transparent 35%),linear-gradient(180deg,#f8faff,#f5f7fd)}.hero .layout{display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:50px}.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid #dbe1fc;background:#eff2ff;color:#5163c4;border-radius:99px;font-size:13px;font-weight:800;padding:6px 15px}.dot{background:#576fed;width:7px;height:7px;border-radius:50%}.hero h1{font-size:clamp(42px,5.2vw,74px);line-height:1.19;letter-spacing:-2.7px;margin:25px 0 24px;font-weight:900}.grad{background:linear-gradient(90deg,#4562e9,#8670ed);color:transparent;background-clip:text}.lead{color:#657391;font-size:18px;line-height:1.95;max-width:580px}.actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 18px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:11px;border:1px solid #d6def3;border-radius:13px;padding:14px 22px;min-height:52px;background:white;font-weight:800;font-size:15px;transition:transform .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px #4f64df20}.btn.primary{color:white;border-color:transparent;background:linear-gradient(120deg,#4d68ee,#765de9);box-shadow:0 12px 26px #5366e333}.note{color:#95a0b3;font-size:13px}.hero-art{position:relative;min-height:485px;display:grid;place-items:center}.halo{height:390px;width:390px;border-radius:50%;background:linear-gradient(120deg,#dce5ff,#f0e5ff);position:absolute;filter:blur(2px)}.orbit{height:440px;width:440px;border:1px dashed #c3cdfb;border-radius:50%;position:absolute}.app{position:relative;background:white;border:1px solid #e1e5ff;box-shadow:0 40px 95px #4e61d52b;border-radius:36px;transform:rotate(-5deg);width:295px;padding:28px}.app-top{display:flex;align-items:center;gap:12px}.app-top img{width:72px}.app h3{font-size:23px;margin:0}.app p{font-size:12px;color:#8895b0;margin:3px 0}.app-status{background:#edf9f3;color:#19845b;border:1px solid #d1f0df;border-radius:12px;padding:15px;margin:25px 0 18px;font-size:13px;font-weight:800}.statusdot{display:inline-block;background:#2fc88b;width:9px;height:9px;border-radius:50%;margin-right:7px}.app-row{border-top:1px solid #edf0fa;padding:14px 0;font-size:13px;color:#6b7694;display:flex;justify-content:space-between}.app-row strong{color:#2c3f7d}.float{position:absolute;background:white;border:1px solid #e8edff;border-radius:15px;box-shadow:var(--shadow);padding:12px 16px;font-size:13px;font-weight:800}.float.one{top:51px;right:0}.float.two{bottom:48px;left:-12px}.section{padding:88px 0}.section.alt{background:#fff}.section-title{text-align:center;max-width:760px;margin:0 auto 42px}.section-title .tag{font-size:12px;font-weight:900;color:#6368e0;letter-spacing:2px}.section-title h2{font-size:clamp(27px,3.2vw,39px);line-height:1.4;margin:10px 0}.section-title p{color:#78849b;margin:0}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature,.step,.faq,.download-panel,.guide-card{background:white;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.feature{padding:30px}.ic{display:grid;place-items:center;width:48px;height:48px;border-radius:13px;background:#eff1ff;color:#5d65e7;font-size:23px;margin-bottom:20px}.feature h3{font-size:20px;margin:0 0 9px}.feature p{color:#78839b;font-size:14px;margin:0}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.step{padding:28px}.step .num{font-size:40px;line-height:1;font-weight:900;color:#dae1ff;letter-spacing:-2px}.step h3{margin:18px 0 10px;font-size:19px}.step p{font-size:14px;color:#79849d;margin:0}.pill{display:inline-block;margin-top:16px;padding:5px 10px;background:#f1f3ff;color:#5968ca;border-radius:6px;font-size:12px;font-weight:800}.download-panel{width:100%;max-width:none;margin:0;display:flex;justify-content:space-between;align-items:center;gap:30px;padding:36px 42px;background:linear-gradient(115deg,#f4f5ff,#fff)}.download-head{display:flex;align-items:center;gap:18px}.download-head img{width:86px;height:86px}.download-head h3{font-size:26px;margin:0}.download-head p{color:#7986a0;margin:4px 0 0;font-size:14px}.download-right{text-align:center}.download-right small{display:block;color:#8a96ac;margin-top:8px;font-size:12px}.faq-list{max-width:850px;margin:auto;display:grid;gap:12px}.faq{padding:0;box-shadow:none;overflow:hidden}.faq summary{cursor:pointer;list-style:none;font-weight:800;padding:20px 24px;display:flex;justify-content:space-between;gap:12px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:'+';font-size:22px;color:#6776d6;line-height:1}.faq[open] summary:after{content:'−'}.faq p{font-size:14px;color:#77849d;border-top:1px solid var(--line);padding:16px 24px 22px;margin:0}.footer{padding:45px 0 28px;background:#15213d;color:#dae2ff}.footer-flex{display:flex;justify-content:space-between;gap:25px}.footer .brand{font-size:20px}.footer a:hover{color:white}.footer p,.footer small{color:#9aaac8;font-size:13px}.footer-links{display:flex;gap:25px;align-items:flex-start;font-size:14px}.copyright{border-top:1px solid #30405e;margin-top:26px;padding-top:20px;color:#8395b7;font-size:12px}.page-hero{background:linear-gradient(130deg,#eef1ff,#fafbff);padding:65px 0}.page-hero h1{font-size:42px;margin:4px 0 8px}.page-hero p{color:#73809b}.article{max-width:850px;margin:45px auto 85px;padding:0 18px}.guide-card{padding:30px;margin-bottom:20px}.guide-card h2{font-size:23px;margin-top:0}.guide-card p,.guide-card li{color:#687792;font-size:15px}.guide-card li{margin:9px 0}.warn{background:#fff8ed;border-left:4px solid #e4a65c;padding:15px 18px;color:#81683d;border-radius:7px;font-size:14px;margin-top:20px}.mini-link{color:#5268e8;font-weight:800}.mobile-cta{display:none}.badge{border-radius:8px;background:#edf9f3;color:#19805c;font-size:12px;font-weight:800;padding:4px 10px}
@media(max-width:850px){.nav{gap:15px;font-size:13px}.hero{padding:65px 0}.hero .layout{grid-template-columns:1fr}.hero-art{min-height:400px}.hero h1{font-size:52px}.features,.steps{grid-template-columns:1fr 1fr}.download-panel{flex-wrap:wrap}.footer-flex{flex-wrap:wrap}}@media(max-width:620px){.container{width:calc(100% - 34px)}.topbar{height:64px}.brand{font-size:19px}.brand img{width:36px;height:36px}.nav{display:none;position:absolute;left:0;right:0;top:64px;background:white;padding:17px 22px;box-shadow:0 14px 20px #1723431a;flex-direction:column;align-items:stretch;gap:5px}.nav.open{display:flex}.nav a{padding:10px}.menu{display:block}.hero{padding:50px 0 28px;text-align:left}.hero h1{font-size:43px;letter-spacing:-1.5px;margin:18px 0}.lead{font-size:15px}.actions{gap:10px}.btn{padding:12px 16px;font-size:14px}.hero-art{min-height:340px}.halo{width:300px;height:300px}.orbit{width:330px;height:330px}.app{width:245px;padding:20px;border-radius:25px}.app-top img{width:58px}.app h3{font-size:20px}.app-status{margin:18px 0 12px}.float.one{top:10px;right:0}.float.two{left:0;bottom:2px}.section{padding:55px 0}.section-title{margin-bottom:30px}.section-title h2{font-size:28px}.features,.steps{grid-template-columns:1fr}.feature,.step{padding:25px}.download-panel{padding:25px;display:block}.download-head img{height:68px;width:68px}.download-head h3{font-size:22px}.download-right{text-align:left;margin-top:22px}.download-right .btn{width:100%}.footer-flex{display:block}.footer-links{margin-top:22px}.page-hero{padding:45px 0}.page-hero h1{font-size:31px}.guide-card{padding:22px}.mobile-cta{display:flex;position:fixed;bottom:0;left:0;right:0;background:rgba(255,255,255,.94);padding:10px 17px calc(10px + env(safe-area-inset-bottom));box-shadow:0 -8px 30px #1723431a;z-index:35;backdrop-filter:blur(12px)}.mobile-cta .btn{width:100%;min-height:49px}.footer{padding-bottom:95px}}