:root{
  --bg:#fbf8ff;
  --bg-soft:#f2ecff;
  --bg-deep:#171129;
  --text:#191327;
  --muted:#6d637c;
  --line:rgba(83,58,130,.16);
  --card:rgba(255,255,255,.82);
  --primary:#7d4dff;
  --primary-dark:#5f32d9;
  --secondary:#b787ff;
  --accent:#23d5d5;
  --gold:#d5b46e;
  --shadow:0 26px 70px rgba(91,66,145,.18);
  --shadow-soft:0 14px 38px rgba(91,66,145,.12);
  --radius:28px;
  --radius-sm:18px;
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:radial-gradient(circle at 10% 0%,#efe7ff 0,#fbf8ff 38%,#fff 70%);line-height:1.75;overflow-x:hidden}
body.modal-open{overflow:hidden}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
img{max-width:100%;height:auto;display:block}
.container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
.section-block{padding:96px 0;position:relative}
.section-head{max-width:860px;margin-bottom:34px}.section-head.center{text-align:center;margin-inline:auto}.section-head h2{font-size:clamp(28px,4vw,48px);line-height:1.15;margin:12px 0 16px;letter-spacing:-.04em}.section-head p{font-size:17px;color:var(--muted);margin:0}
.section-tag,.mini-label{display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);font-weight:800;font-size:13px;letter-spacing:.08em;background:rgba(125,77,255,.1);border:1px solid rgba(125,77,255,.18);padding:7px 12px;border-radius:999px}.section-tag:before,.mini-label:before{content:"";width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:0 0 14px rgba(35,213,213,.65)}
.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:13px 21px;font-weight:800;cursor:pointer;transition:.25s ease;white-space:nowrap}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 18px 38px rgba(125,77,255,.28)}.btn-secondary{background:linear-gradient(135deg,#eadfff,#fff);color:#4b2c9f;border:1px solid rgba(125,77,255,.22);box-shadow:var(--shadow-soft)}.btn-ghost{background:rgba(255,255,255,.68);border:1px solid rgba(125,77,255,.22);color:#4a3a65}.btn:hover{transform:translateY(-2px);box-shadow:0 22px 46px rgba(91,66,145,.22)}
.site-header{position:sticky;top:0;z-index:80;background:rgba(251,248,255,.78);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}.header-shell{height:76px;display:flex;align-items:center;gap:18px}.brand{display:flex;align-items:center;gap:12px;min-width:230px}.brand-mark{width:42px;height:42px;border-radius:15px;background:linear-gradient(145deg,#7d4dff,#c7a6ff);color:#fff;display:grid;place-items:center;font-weight:900;font-size:22px;box-shadow:0 12px 32px rgba(125,77,255,.28)}.brand-copy{display:grid;line-height:1.1}.brand-copy strong{font-size:18px;letter-spacing:.04em}.brand-copy em{font-style:normal;font-size:12px;color:var(--muted);margin-top:4px}.main-nav{display:flex;align-items:center;justify-content:center;gap:6px;flex:1}.main-nav a,.nav-link{border:0;background:transparent;color:#584b6c;font-weight:700;padding:9px 10px;border-radius:999px;cursor:pointer}.main-nav a:hover,.nav-link:hover{background:rgba(125,77,255,.1);color:var(--primary-dark)}.header-actions{display:flex;gap:10px;align-items:center}.nav-toggle{display:none;margin-left:auto;border:0;background:rgba(125,77,255,.1);border-radius:14px;width:44px;height:42px;padding:10px}.nav-toggle span{display:block;height:2px;background:#4f3775;margin:5px 0;border-radius:999px}
.hero-section{min-height:760px;position:relative;padding:86px 0 70px;overflow:hidden;background:linear-gradient(135deg,#f7f1ff 0,#fff 48%,#f1ebff 100%)}.hero-section:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(125,77,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(125,77,255,.07) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(to bottom,#000,transparent 76%)}.hero-glow{position:absolute;border-radius:50%;filter:blur(2px);opacity:.65;pointer-events:none}.hero-glow-one{width:480px;height:480px;background:radial-gradient(circle,rgba(183,135,255,.45),transparent 65%);left:-160px;top:120px}.hero-glow-two{width:520px;height:520px;background:radial-gradient(circle,rgba(35,213,213,.22),transparent 65%);right:-130px;top:40px}.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,520px);gap:58px;align-items:center}.breadcrumb{display:flex;align-items:center;gap:9px;flex-wrap:wrap;color:#75688a;font-size:14px;margin-bottom:18px}.breadcrumb a{color:#5d3ad7;font-weight:700}.hero-copy h1{font-size:clamp(42px,6vw,72px);line-height:1.04;margin:18px 0;letter-spacing:-.06em;max-width:780px}.hero-text{font-size:18px;color:#5f536f;max-width:760px;margin:0 0 28px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:630px}.hero-metrics article{background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:22px;padding:16px 18px;box-shadow:var(--shadow-soft)}.hero-metrics strong{display:block;font-size:26px;color:#4b2c9f;line-height:1}.hero-metrics span{color:var(--muted);font-size:13px}.hero-visual{min-width:0}.device-carousel{position:relative;background:linear-gradient(155deg,rgba(255,255,255,.9),rgba(244,236,255,.78));border:1px solid rgba(125,77,255,.18);border-radius:36px;padding:24px;box-shadow:var(--shadow);overflow:hidden}.device-carousel:before{content:"";position:absolute;inset:-1px;background:radial-gradient(circle at 80% 18%,rgba(35,213,213,.22),transparent 32%),radial-gradient(circle at 10% 80%,rgba(125,77,255,.22),transparent 38%);pointer-events:none}.carousel-track{position:relative;min-height:485px}.carousel-slide{position:absolute;inset:0;display:grid;grid-template-rows:auto 1fr;align-items:center;opacity:0;transform:translateX(16px) scale(.985);transition:.55s ease;pointer-events:none}.carousel-slide.is-active{opacity:1;transform:translateX(0) scale(1);pointer-events:auto}.slide-copy{position:relative;z-index:2}.slide-copy small{color:var(--primary-dark);font-weight:900}.slide-copy h2{font-size:30px;line-height:1.1;margin:8px 0}.slide-copy p{color:var(--muted);margin:0}.carousel-slide img{position:relative;z-index:1;width:82%;max-height:330px;object-fit:contain;margin:18px auto 0;filter:drop-shadow(0 28px 42px rgba(43,30,82,.2));animation:floatDevice 5s ease-in-out infinite}.carousel-dots{position:relative;z-index:5;display:flex;gap:8px;justify-content:center;margin-top:16px}.carousel-dots button{width:34px;height:8px;border:0;border-radius:999px;background:rgba(125,77,255,.22);cursor:pointer}.carousel-dots button.is-active{background:linear-gradient(135deg,var(--primary),var(--accent));width:48px}.hero-mini-links{display:grid;grid-template-columns:1fr;gap:10px;margin-top:14px}.hero-mini-links a{display:flex;justify-content:space-between;gap:16px;background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:18px;padding:14px 16px;color:var(--muted);box-shadow:var(--shadow-soft)}.hero-mini-links strong{color:var(--text)}
.quick-nav{padding:22px 0;background:#fff}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.quick-card{border:1px solid var(--line);background:linear-gradient(145deg,#fff,#f8f3ff);border-radius:24px;padding:24px;text-align:left;box-shadow:var(--shadow-soft);transition:.25s ease}.quick-card b{color:var(--primary-dark)}.quick-card h2{font-size:21px;margin:8px 0}.quick-card p{color:var(--muted);margin:0}.quick-card:hover{transform:translateY(-4px)}button.quick-card{cursor:pointer;color:inherit;font:inherit}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.service-card,.tutorial-card,.support-card,.article-card,.scenario-card,.channel-card,.info-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-soft);backdrop-filter:blur(18px)}.service-card span,.channel-card span,.scenario-card span{display:inline-block;color:#5d3ad7;background:rgba(125,77,255,.1);border-radius:999px;padding:5px 10px;font-weight:900;font-size:12px}.service-card h3,.tutorial-card h3,.support-card h3,.article-card h3,.channel-card h3,.scenario-card h2{margin:14px 0 10px;font-size:23px;line-height:1.25}.service-card p,.tutorial-card p,.support-card p,.article-card p,.channel-card p,.scenario-card p{color:var(--muted);margin:0}.text-btn{display:inline-flex;margin-top:18px;border:0;background:transparent;color:var(--primary-dark);font-weight:900;cursor:pointer;padding:0}.text-btn:hover{text-decoration:underline}.flow-section{padding:86px 0;background:linear-gradient(135deg,#19112d,#2a1747);color:#fff;position:relative;overflow:hidden}.flow-section:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 15% 20%,rgba(125,77,255,.34),transparent 30%),radial-gradient(circle at 90% 70%,rgba(35,213,213,.18),transparent 28%)}.flow-shell{position:relative;display:grid;grid-template-columns:340px 1fr;gap:34px;align-items:start}.flow-copy p{color:rgba(255,255,255,.74)}.flow-copy h2{font-size:42px;line-height:1.1;margin:16px 0}.flow-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.flow-list article{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:18px;backdrop-filter:blur(10px)}.flow-list b{color:#cdbbff}.flow-list strong{display:block;font-size:18px;margin:6px 0}.flow-list span{color:rgba(255,255,255,.72);font-size:14px}.product-section{background:linear-gradient(180deg,#fff 0,#f8f4ff 100%)}.product-grid{display:grid;gap:24px}.product-card{display:grid;grid-template-columns:330px 1fr;gap:28px;align-items:center;background:rgba(255,255,255,.86);border:1px solid var(--line);border-radius:34px;padding:26px;box-shadow:var(--shadow);overflow:hidden}.product-card-wide{grid-template-columns:360px 1fr}.product-art{min-height:310px;border-radius:28px;background:radial-gradient(circle at 50% 40%,rgba(183,135,255,.28),rgba(255,255,255,.6) 54%,rgba(125,77,255,.08));display:grid;place-items:center;overflow:hidden}.product-art img{width:85%;max-height:280px;object-fit:contain;filter:drop-shadow(0 20px 28px rgba(32,24,56,.18));transition:.35s ease}.product-card:hover .product-art img{transform:scale(1.04) rotate(-1deg)}.product-copy h3{font-size:34px;margin:12px 0 8px;line-height:1.1}.product-copy>p{font-size:17px;color:var(--muted)}.product-copy dl{display:grid;gap:12px;margin:20px 0}.product-copy dl div{display:grid;grid-template-columns:86px 1fr;gap:12px;padding:12px 0;border-top:1px solid var(--line)}.product-copy dt{font-weight:900;color:#4b2c9f}.product-copy dd{margin:0;color:#64566f}.compare-section{background:#fff}.table-card{border:1px solid var(--line);background:rgba(255,255,255,.9);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}table{width:100%;border-collapse:collapse;min-width:900px}th,td{text-align:left;padding:18px;border-bottom:1px solid var(--line);vertical-align:top}thead th{background:#f1e9ff;color:#3a226c;font-size:14px}tbody th{color:#4c2da3;white-space:nowrap}td{color:#5f536f}.channel-section{background:radial-gradient(circle at 8% 12%,rgba(125,77,255,.12),transparent 32%),#fbf8ff}.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.channel-card h3{font-size:24px;color:#4b2c9f}.channel-card .btn{margin-top:22px}.split-grid{display:grid;grid-template-columns:360px 1fr;gap:38px;align-items:start}.split-copy{position:sticky;top:105px}.split-copy h2,.verify-copy h2{font-size:42px;line-height:1.1;margin:16px 0}.split-copy p,.verify-copy p{color:var(--muted)}.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.check-grid article{background:linear-gradient(145deg,#fff,#f7f1ff);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:var(--shadow-soft)}.check-grid b{color:var(--primary-dark)}.check-grid strong{display:block;margin:6px 0;font-size:18px}.check-grid span{color:var(--muted);font-size:14px}.verify-section{background:linear-gradient(135deg,#1c1234,#251541);color:#fff}.verify-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.verify-board{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.verify-board article{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:22px}.verify-board small{color:#cdbbff;font-weight:900}.verify-board strong{display:block;font-size:20px;margin:8px 0}.verify-board p,.verify-copy p{color:rgba(255,255,255,.76)}.download-section{background:#fff}.download-shell{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;background:linear-gradient(135deg,#7d4dff,#b787ff);color:#fff;border-radius:34px;padding:36px;box-shadow:var(--shadow)}.download-copy h2{font-size:42px;line-height:1.1;margin:14px 0}.download-copy p{margin:0;color:rgba(255,255,255,.82)}.download-actions{display:flex;flex-direction:column;gap:12px}.download-actions .btn-ghost{color:#fff;background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.25)}.tutorial-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:24px}.support-section{background:linear-gradient(180deg,#fbf8ff,#fff)}.support-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.support-form-shell{margin-top:24px;display:grid;grid-template-columns:330px 1fr;gap:24px;background:linear-gradient(145deg,#fff,#f5efff);border:1px solid var(--line);border-radius:34px;padding:30px;box-shadow:var(--shadow)}.support-form-shell h3{font-size:28px;margin:0 0 8px}.support-form-shell p{color:var(--muted);margin:0}.support-form{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.support-form label{display:grid;gap:6px;color:#4c3f5e;font-weight:800}.support-form textarea,.support-form select{width:100%;border:1px solid var(--line);border-radius:16px;background:#fff;padding:13px 14px;color:var(--text);outline:none}.support-form label:nth-child(3),.support-form button{grid-column:1/-1}.article-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.scenario-section{padding-top:0}.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.scenario-card{background:linear-gradient(145deg,#fff,#f4edff)}.faq-section{background:#fff}.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.faq-item{border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:var(--shadow-soft);overflow:hidden}.faq-item summary{cursor:pointer;font-weight:900;padding:18px 20px;list-style:none;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";position:absolute;right:20px;color:#6a43db;font-size:22px;top:14px}.faq-item[open] summary:after{content:"−"}.faq-item p{margin:0;padding:0 20px 20px;color:var(--muted)}.contact-section{padding:90px 0;background:linear-gradient(135deg,#1b1231,#2c1a4b);color:#fff;position:relative;overflow:hidden}.contact-section:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 20%,rgba(125,77,255,.34),transparent 32%),radial-gradient(circle at 80% 80%,rgba(35,213,213,.16),transparent 30%)}.contact-grid{position:relative;display:grid;grid-template-columns:1fr 360px;gap:34px;align-items:center}.contact-copy h2{font-size:48px;line-height:1.1;margin:16px 0}.contact-copy p{color:rgba(255,255,255,.76)}.contact-actions{display:flex;gap:12px;flex-wrap:wrap}.contact-actions .btn-ghost{color:#fff;background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.2)}.contact-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);border-radius:30px;padding:22px;text-align:center;backdrop-filter:blur(18px)}.qr-frame,.modal-qr{background:#fff;border-radius:24px;padding:14px;box-shadow:0 16px 42px rgba(0,0,0,.25)}.qr-frame img,.modal-qr img{aspect-ratio:1/1;object-fit:cover;border-radius:18px}.contact-card p{color:rgba(255,255,255,.72);margin:14px 0 0}.site-footer{background:#120d21;color:#fff;padding:42px 0}.footer-shell{display:flex;justify-content:space-between;gap:28px;align-items:flex-start}.footer-brand{max-width:620px}.footer-brand strong{font-size:24px}.footer-brand p{color:rgba(255,255,255,.68);margin:8px 0 0}.footer-links{display:grid;gap:8px;text-align:right}.footer-links a,.footer-contact{color:rgba(255,255,255,.78);background:none;border:0;cursor:pointer;text-align:right;padding:0}.footer-links a:hover,.footer-contact:hover{color:#fff}.contact-modal{position:fixed;inset:0;z-index:120;display:none;align-items:center;justify-content:center;padding:20px}.contact-modal.is-open{display:flex}.modal-backdrop{position:absolute;inset:0;background:rgba(14,10,26,.62);backdrop-filter:blur(10px)}.modal-panel{position:relative;z-index:2;width:min(430px,calc(100vw - 36px));max-height:calc(100vh - 36px);overflow:auto;background:linear-gradient(145deg,#fff,#f4ecff);border:1px solid rgba(125,77,255,.24);border-radius:30px;padding:24px;box-shadow:0 34px 90px rgba(0,0,0,.34);text-align:center}.modal-close{position:absolute;right:14px;top:12px;border:0;background:rgba(125,77,255,.1);color:#442a86;border-radius:50%;width:36px;height:36px;font-size:24px;cursor:pointer}.modal-panel h2{margin:16px 0 14px;line-height:1.2}.modal-panel p{color:var(--muted);font-size:14px}.modal-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.modal-actions a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:10px 14px;font-weight:900;color:#4b2c9f}.floating-service{position:fixed;right:max(18px,env(safe-area-inset-right));bottom:max(20px,env(safe-area-inset-bottom));z-index:70;border:0;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;font-weight:900;padding:14px 19px;box-shadow:0 18px 42px rgba(125,77,255,.36);cursor:pointer}.floating-service:hover{transform:translateY(-2px)}.reveal{opacity:0;transform:translateY(22px);transition:opacity .65s ease,transform .65s ease}.reveal.is-visible{opacity:1;transform:translateY(0)}@keyframes floatDevice{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@media (max-width:1100px){.main-nav{position:fixed;left:20px;right:20px;top:84px;background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:16px;display:none;flex-direction:column;align-items:stretch}.main-nav.is-open{display:flex}.main-nav a,.nav-link{text-align:left}.nav-toggle{display:block}.header-actions{display:none}.hero-grid,.flow-shell,.split-grid,.verify-grid,.contact-grid{grid-template-columns:1fr}.quick-grid,.tutorial-grid{grid-template-columns:repeat(2,1fr)}.service-grid,.support-grid,.article-grid,.scenario-grid,.channel-grid{grid-template-columns:repeat(2,1fr)}.split-copy{position:relative;top:auto}.hero-grid{gap:30px}.device-carousel{max-width:620px;margin:auto}.download-shell{grid-template-columns:1fr}.download-actions{flex-direction:row;flex-wrap:wrap}.support-form-shell{grid-template-columns:1fr}.footer-shell{flex-direction:column}.footer-links{text-align:left}.footer-links a,.footer-contact{text-align:left}}
@media (max-width:720px){.container{width:min(100% - 28px,var(--container))}.section-block{padding:68px 0}.header-shell{height:68px}.brand{min-width:0}.brand-copy em{display:none}.brand-mark{width:38px;height:38px}.hero-section{padding:58px 0 46px;min-height:auto}.hero-copy h1{font-size:40px}.hero-text{font-size:16px}.hero-actions,.contact-actions{display:grid;grid-template-columns:1fr}.hero-actions .btn,.contact-actions .btn{width:100%}.hero-metrics{grid-template-columns:1fr}.carousel-track{min-height:430px}.carousel-slide img{width:92%;max-height:280px}.quick-grid,.service-grid,.flow-list,.check-grid,.verify-board,.tutorial-grid,.support-grid,.article-grid,.scenario-grid,.channel-grid,.faq-grid{grid-template-columns:1fr}.product-card,.product-card-wide{grid-template-columns:1fr;padding:18px;border-radius:26px}.product-art{min-height:240px}.product-copy h3{font-size:28px}.product-copy dl div{grid-template-columns:1fr;gap:4px}.section-head h2,.flow-copy h2,.split-copy h2,.verify-copy h2,.download-copy h2,.contact-copy h2{font-size:32px}.download-shell{padding:24px;border-radius:26px}.support-form{grid-template-columns:1fr}.contact-grid{grid-template-columns:1fr}.contact-card{max-width:360px;margin:auto}.footer-shell{gap:18px}.floating-service{right:14px;bottom:14px;padding:12px 16px;max-width:calc(100vw - 28px)}.modal-panel{padding:20px;border-radius:24px}.modal-qr{padding:10px}.hero-mini-links a{display:block}.hero-mini-links strong{display:block;margin-top:3px}}
@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition:none!important}.reveal{opacity:1;transform:none}}