*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:#222;font:16px/1.75 Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.drawer-open{overflow:hidden}a{color:#5146d8;text-decoration:none;touch-action:manipulation}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer}img{max-width:100%}.container{width:min(1160px,calc(100% - 36px));margin-inline:auto}.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid #eceaf8;box-shadow:0 2px 14px rgba(35,26,104,.04)}.header-inner{height:76px;display:flex;align-items:center;gap:24px;flex-wrap:nowrap}.brand{display:inline-flex;align-items:center;justify-content:flex-start;flex:0 0 175px;min-width:0}.brand-logo{height:36px;width:auto;max-width:155px;object-fit:contain}.brand-word{font-size:24px;line-height:1.1;font-weight:800;color:#231a68;white-space:nowrap}.desktop-nav{display:flex;align-items:center;justify-content:center;flex:1;gap:clamp(10px,2vw,28px);white-space:nowrap;min-width:0}.desktop-nav a{padding:22px 2px 20px;color:#222;border-bottom:2px solid transparent;font-weight:600;white-space:nowrap}.desktop-nav a.active,.desktop-nav a[aria-current]{color:#5f55f5;border-bottom-color:#ffc400}.register-btn{flex:none;display:inline-flex;align-items:center;justify-content:center;min-height:42px;min-width:110px;padding:5px 18px;border-radius:999px;background:linear-gradient(135deg,#5F55F5 0%,#7668FF 48%,#FFC400 100%);color:#fff;font-weight:700;white-space:nowrap}.register-btn:hover{color:#fff;text-decoration:none;filter:brightness(.97)}.menu-toggle{display:none;border:0;background:transparent;padding:10px;width:42px;height:42px;flex-direction:column;align-items:center;justify-content:center;gap:4px}.menu-toggle span{display:block;width:21px;height:2px;background:#231a68}.mobile-drawer,.drawer-mask{display:none}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid #edeaff}.drawer-close{background:#f3f5ff;border:0;border-radius:10px;font-size:29px;width:42px;height:42px;line-height:1}.drawer-scroll{height:calc(100% - 78px);overflow:auto;padding:14px 22px 38px}.drawer-group{display:flex;flex-direction:column;padding:12px 0;border-bottom:1px solid #eee}.drawer-group strong{color:#231a68;font-size:14px;margin:0 0 5px}.drawer-group a{min-height:42px;display:flex;align-items:center;color:#333}.hero,.soft-section{background:#f7f8fc}.hero{padding:52px 0}.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;align-items:center;gap:35px}.eyebrow{font-size:14px;color:#5f55f5;letter-spacing:.12em;font-weight:bold}.hero p{max-width:650px}h1,h2,h3{color:#231a68;line-height:1.35;margin:0 0 18px}h1{font-size:38px}h2{font-size:26px}h3{font-size:19px}p{margin:0 0 17px}.lead{font-size:18px;color:#555a69}.section{padding:52px 0}.section-title{margin-bottom:10px}.section-intro{color:#5f6472;max-width:820px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.card{background:#fff;border:1px solid #e9e8fa;border-radius:18px;padding:24px;box-shadow:0 8px 22px rgba(35,26,104,.035);min-width:0}.card p:last-child{margin-bottom:0}.text-link{font-weight:700}.channel-strip{display:flex;gap:10px;flex-wrap:wrap;padding:18px 0}.channel-strip a{display:inline-flex;min-height:40px;align-items:center;padding:5px 14px;border:1px solid #e1defc;border-radius:999px;background:white;white-space:nowrap}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#F3F5FF;aspect-ratio:16/9}.media > img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.media-fallback{display:block;position:absolute;inset:0;background:linear-gradient(135deg,#f3f5ff,#ebe9ff);border:1px solid #e4e0fa}.hero-media{height:270px;aspect-ratio:auto}.image-triptych .media{height:220px;aspect-ratio:auto}.feature-media{height:240px;aspect-ratio:auto}.brand-card .media{height:205px;aspect-ratio:auto;margin-bottom:16px}.section-copy{max-width:920px}.prose p{line-height:1.9}.article-header{background:#f7f8fc;padding:47px 0 40px}.article-header h1{margin-bottom:10px}.article-header p{max-width:940px}.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:38px}.article-body{min-width:0}.article-body h2{font-size:24px;margin-top:29px}.article-body h3{margin-top:24px}.article-body p{line-height:1.9}.side-panel{align-self:start;position:sticky;top:96px;padding:22px;background:#f3f5ff;border-radius:16px}.side-panel h2{font-size:19px}.side-panel a{display:block;min-height:42px;padding:5px 0}.note{border-left:3px solid #5f55f5;background:#f3f5ff;padding:18px 21px;border-radius:0 12px 12px 0}.question{border-bottom:1px solid #e5e4f4;padding:18px 0}.question h3{margin-bottom:8px}.list-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 24px}.brand-card h2{font-size:21px}.brand-card p{margin-bottom:8px}.site-footer{background:#120b3d;color:#edebff;padding:50px 0 19px}.footer-grid{display:grid;grid-template-columns:1.45fr repeat(3,1fr);gap:28px}.footer-grid h2{font-size:17px;color:#fff;margin-bottom:12px}.footer-grid a:not(.footer-brand){display:block;color:#edebff;min-height:34px}.footer-grid p{color:#edebff;opacity:.85;font-size:14px}.footer-brand .brand-word{color:#fff}.footer-brand .brand-logo{max-height:36px}.footer-bottom{border-top:1px solid rgba(255,255,255,.17);margin-top:29px;padding-top:20px;display:flex;justify-content:space-between;gap:15px;font-size:14px}.footer-bottom p{margin:0}.mobile-bottom{display:none}.back-to-top{border:1px solid #d8d4fd;background:#fff;border-radius:999px;padding:9px 15px;min-height:40px;color:#5146d8}.quiet-links{margin-top:22px;display:flex;gap:17px;flex-wrap:wrap}.quiet-links a{min-height:40px;display:inline-flex;align-items:center}.static-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.static-gallery .media{height:220px;aspect-ratio:auto}
@media(max-width:980px){.desktop-nav{display:none}.header-inner{height:64px;justify-content:space-between;gap:7px}.menu-toggle{display:flex;flex:0 0 42px}.header-inner .brand{flex:0 1 auto;justify-content:center;max-width:calc(100% - 155px)}.brand-logo{height:28px;max-width:128px}.brand-word{font-size:20px}.register-btn{height:36px;min-height:36px;min-width:76px;padding:4px 10px;font-size:13px}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#fff;color:#222;z-index:12000;transform:translateX(-105%);transition:transform .2s ease}.mobile-drawer.is-open{transform:translateX(0)}.drawer-mask{display:none;position:fixed;inset:0;background:rgba(18,11,61,.42);z-index:11000;opacity:0;pointer-events:none}.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}.drawer-head .brand{flex:auto;justify-content:flex-start}.hero-grid{grid-template-columns:1fr}.article-grid{grid-template-columns:1fr}.side-panel{position:static}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;z-index:1000;background:#fff;box-shadow:0 -2px 16px rgba(18,11,61,.1);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{height:56px;display:flex;align-items:center;justify-content:center;color:#332e57;font-size:14px}.mobile-bottom a[aria-current]{color:#5f55f5;font-weight:bold}body{padding-bottom:calc(56px + env(safe-area-inset-bottom))}.site-footer{padding-bottom:34px}}
@media(max-width:640px){.container{width:min(100% - 28px,1160px)}.hero{padding:32px 0}.section{padding:35px 0}.article-header{padding:32px 0}h1{font-size:30px}h2{font-size:23px}.grid-3,.grid-2,.static-gallery,.list-columns{grid-template-columns:1fr}.card{padding:19px}.hero-media{height:168px}.feature-media,.image-triptych .media,.static-gallery .media,.brand-card .media{height:158px}.footer-grid{grid-template-columns:1fr 1fr;gap:20px}.footer-grid>div:first-child{grid-column:1 / -1}.footer-bottom{display:block}.footer-bottom p{margin-bottom:8px}.lead{font-size:16px}.header-inner .brand{max-width:calc(100% - 145px)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mobile-drawer{transition:none}}