*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#080A0D;color:#C7CDD5;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.78}button,a{ -webkit-tap-highlight-color:transparent }a{color:inherit;text-decoration:none}a:hover{color:#8ED8FF}button{font:inherit}button:focus-visible,a:focus-visible{outline:2px solid #8ED8FF;outline-offset:3px}img{max-width:100%;height:auto}.wrap{width:min(1200px,calc(100% - 48px));margin-inline:auto}.skip-link{position:absolute;left:8px;top:-80px;background:#6EA8FF;color:#080A0D;padding:7px 12px;z-index:150}.skip-link:focus{top:4px}.site-header{position:relative;z-index:30;background:rgba(8,10,13,.96);border-bottom:1px solid rgba(255,255,255,.09)}.header-primary{height:74px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.menu-toggle{justify-self:start;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;border:1px solid rgba(255,255,255,.16);background:#12161C;border-radius:12px;cursor:pointer}.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#F5F7FA}.brand{justify-self:center;display:flex;justify-content:center;align-items:center;max-width:180px;height:42px}.brand img{max-height:36px;width:auto;object-fit:contain}.brand strong,.footer-brand{font-size:22px;letter-spacing:1px;color:#F5F7FA}.brand strong span,.footer-brand span{color:#6EA8FF}.enter-button{justify-self:end;min-height:44px;padding:7px 18px;display:flex;align-items:center;gap:16px;border-radius:100px;background:#5C7CFA;color:#fff;font-size:14px;font-weight:700;white-space:nowrap}.enter-button:hover{background:#7390FF;color:white}.channel-strip{background:#0D1015;border-top:1px solid rgba(255,255,255,.06)}.channel-inner{display:flex;gap:31px;align-items:center;overflow-x:auto;scrollbar-width:none;white-space:nowrap;height:46px}.channel-inner::-webkit-scrollbar{display:none}.channel-inner a{display:flex;align-items:center;align-self:stretch;border-bottom:2px solid transparent;font-size:14px;letter-spacing:.2px}.channel-inner a[aria-current=page]{color:#6EA8FF;border-bottom-color:#6EA8FF}.drawer-mask{position:fixed;inset:0;z-index:40;background:rgba(0,0,0,.62);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .25s,visibility .25s}.nav-drawer{position:fixed;inset:0 auto 0 0;width:min(440px,86vw);background:#0D1015;z-index:50;overflow-y:auto;transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:transform .25s,visibility .25s;box-shadow:10px 0 32px rgba(0,0,0,.25)}.menu-open{overflow:hidden}.menu-open .drawer-mask{opacity:1;visibility:visible;pointer-events:auto}.menu-open .nav-drawer{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{padding:24px;border-bottom:1px solid rgba(255,255,255,.09);display:flex;justify-content:space-between;align-items:center}.drawer-wordmark{color:white;font-weight:800;font-size:24px}.drawer-wordmark span{color:#6EA8FF}.drawer-wordmark small{display:block;color:#9098A3;font-size:12px;font-weight:400;letter-spacing:1px}.drawer-close{width:40px;height:40px;color:#F5F7FA;background:#171C23;border:1px solid rgba(255,255,255,.16);border-radius:9px;font-size:28px;cursor:pointer;line-height:1}.drawer-nav{padding:7px 24px 30px}.drawer-nav section{padding:13px 0;border-bottom:1px solid rgba(255,255,255,.09)}.drawer-nav h2{font-size:12px;letter-spacing:2px;color:#9098A3;margin:4px 0 8px}.drawer-nav section>div{display:grid;grid-template-columns:1fr 1fr;gap:2px 12px}.drawer-nav a{display:block;padding:9px 8px;border-left:2px solid transparent;font-size:14px}.drawer-nav a[aria-current=page]{color:#6EA8FF;border-left-color:#6EA8FF}.main{padding-top:34px;padding-bottom:46px}.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:1.8px;text-transform:uppercase;color:#8ED8FF}.eyebrow i{display:inline-block;width:7px;height:7px;border-radius:50%;background:#6EA8FF;margin-right:5px}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{color:#F5F7FA;line-height:1.4}p{line-height:1.82}h2{font-size:27px}h3{font-size:20px}.hero{display:grid;grid-template-columns:54% 46%;align-items:center;gap:0;min-height:338px;border:1px solid rgba(255,255,255,.09);border-radius:14px;background:linear-gradient(120deg,#121823 0%,#0D1015 64%,#101725);overflow:hidden}.hero-copy{padding:38px 26px 38px 43px;position:relative;z-index:1}.hero h1{margin:13px 0 16px;font-size:40px;line-height:1.32;letter-spacing:-.7px}.hero h1 span{color:#6EA8FF}.hero p{color:#C7CDD5;max-width:610px;font-size:15px;line-height:1.8;margin-bottom:20px}.hero-actions{display:flex;flex-wrap:wrap;gap:15px}.hero-actions a{font-weight:700;color:#DDEAFF;border-bottom:1px solid #6EA8FF;padding-bottom:5px;font-size:14px}.hero-actions span{color:#8ED8FF;padding-left:8px}.hero-micro{font-size:10px;letter-spacing:2px;color:#9098A3;margin-top:29px}.hero-micro b{color:#6EA8FF}.hero-visual{padding:18px 25px 18px 2px}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:12px;background:#0D1015}.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;display:block}.media-wide{aspect-ratio:16/9}.media-square{aspect-ratio:1}.media-banner{aspect-ratio:16/7}.media-device{aspect-ratio:9/16}.media-placeholder{background:linear-gradient(135deg,#141921,#0D1015 65%,#171C23);border:1px solid rgba(255,255,255,.04)}.section-block{margin-top:55px}.section-header{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:21px}.section-header h2{margin:3px 0 0}.section-header>a,.text-link{color:#8ED8FF;font-size:14px;font-weight:700;white-space:nowrap}.six-categories{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.category-link{padding:23px 24px 19px;border:1px solid rgba(255,255,255,.09);background:#12161C;border-radius:13px;transition:border-color .2s,transform .2s}.category-link:hover{border-color:rgba(110,168,255,.5);transform:translateY(-2px)}.category-num{font-size:12px;color:#6EA8FF;font-weight:700}.category-link h3{display:flex;justify-content:space-between;align-items:center;font-size:19px;margin:11px 0 6px}.category-link h3 span{color:#6EA8FF;font-size:17px}.category-link p{font-size:14px;color:#9098A3;margin:0}.editorial-main{display:grid;grid-template-columns:1.17fr .83fr;gap:20px}.feature-copy{background:#12161C;padding:31px 32px;border:1px solid rgba(255,255,255,.09);border-radius:14px}.chip{display:inline-flex;background:rgba(110,168,255,.1);border:1px solid rgba(110,168,255,.18);border-radius:20px;padding:4px 11px;color:#8ED8FF;font-size:12px}.feature-copy h3{font-size:25px;margin:15px 0}.feature-copy p{font-size:15px}.feature-list,.index-list{display:flex;flex-direction:column;gap:12px}.feature-list a{flex:1;display:flex;flex-direction:column;justify-content:center;padding:18px 22px;background:#0D1015;border:1px solid rgba(255,255,255,.09);border-radius:12px}.feature-list small{color:#6EA8FF;font-size:11px;letter-spacing:1.2px}.feature-list strong{font-size:17px;margin:5px 0 2px;color:#F5F7FA}.feature-list span{font-size:13px;color:#9098A3}.index-list{justify-content:space-between}.index-list a{display:flex;flex:1;flex-direction:column;justify-content:center;gap:7px;padding:20px 24px;border-radius:12px;background:#12161C;border-left:2px solid #5C7CFA}.index-list a span{font-size:19px;color:white;font-weight:700}.index-list a b{font-size:13px;color:#9098A3;font-weight:400}.section-lead{font-size:15px;max-width:810px;color:#9098A3;margin-bottom:18px}.thumb-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.thumb-item,.atlas-item{display:flex;flex-direction:column;gap:7px;min-width:0;background:#12161C;border:1px solid rgba(255,255,255,.09);border-radius:12px;padding:10px 10px 14px}.thumb-item .media{border-radius:8px}.thumb-item strong,.atlas-item strong{color:#F5F7FA;font-size:16px;margin:4px 5px 0}.thumb-item>span,.atlas-item>span{font-size:13px;color:#9098A3;margin-inline:5px}.twin-topic,.mobile-feature{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:center;background:#12161C;border-radius:14px;border:1px solid rgba(255,255,255,.09);padding:28px 32px}.twin-topic p,.mobile-feature p{font-size:15px}.inline-links{display:flex;flex-wrap:wrap;gap:12px}.inline-links a{border-bottom:1px solid #6EA8FF;color:#8ED8FF;font-size:14px}.rules-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.rules-columns article{padding:25px;background:#12161C;border:1px solid rgba(255,255,255,.09);border-radius:12px}.rules-columns article h3{font-size:19px}.rules-columns article p{margin:0;font-size:15px}.number-index{background:#0D1015;border:1px solid rgba(255,255,255,.09);border-radius:12px;overflow:hidden}.number-index>h2{font-size:20px;padding:20px 24px 0}.number-item{display:flex;align-items:center;gap:20px;padding:18px 24px;border-bottom:1px solid rgba(255,255,255,.09)}.number-item:last-child{border-bottom:0}.number-item em{font-style:normal;color:#6EA8FF;font-size:20px;font-weight:700}.number-item span{display:flex;flex:1;flex-direction:column;min-width:0;gap:5px}.number-item strong{font-size:17px;color:#F5F7FA;line-height:1.5}.number-item small{font-size:13px;color:#9098A3;line-height:1.6}.number-item b{color:#8ED8FF;white-space:nowrap;font-size:13px}.atlas-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.atlas-item{padding:12px 12px 17px}.poster-section>.media{max-height:260px;border:1px solid rgba(255,255,255,.08)}.mobile-feature{grid-template-columns:1.25fr .75fr;min-height:360px}.mobile-feature>div:last-child{display:flex;justify-content:center}.mobile-feature .media-device{height:340px;width:191px;max-width:100%}.notice-grid,.service-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.notice-grid article{padding:24px;background:#12161C;border-radius:13px;border:1px solid rgba(255,255,255,.09)}.notice-grid article h3{font-size:19px}.notice-grid article p{font-size:14px}.notice-grid article>a{display:inline-block;color:#8ED8FF;font-size:13px;margin-bottom:16px}.notice-grid .media{height:150px}.service-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.service-grid a{padding:23px;background:#12161C;border-radius:12px;border:1px solid rgba(255,255,255,.09)}.service-grid a>span{font-size:12px;color:#6EA8FF}.service-grid h3{margin:8px 0}.service-grid p{font-size:14px;color:#9098A3}.service-grid b{font-size:13px;color:#8ED8FF}.responsible-section{margin-top:44px;padding:29px 32px;border-left:3px solid #6EA8FF;background:#12161C;border-radius:0 12px 12px 0}.responsible-section h2{font-size:22px;margin:8px 0}.responsible-section p{max-width:880px;font-size:14px}.responsible-section a{color:#8ED8FF;font-size:13px;font-weight:700}.reading-notice{padding:19px 0 0;margin-top:40px;border-top:1px solid rgba(255,255,255,.09);font-size:13px;color:#9098A3}.reading-notice strong{color:#C7CDD5}.reading-notice p{margin:2px 0 0;font-size:13px}.site-footer{background:#050608;padding:47px 0 20px;border-top:1px solid rgba(255,255,255,.09)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px}.footer-intro p{max-width:290px;font-size:14px;color:#9098A3;margin-top:15px}.footer-brand img{object-fit:contain;max-height:38px;width:auto}.footer-grid nav{display:flex;flex-direction:column;gap:8px}.footer-grid nav h2{font-size:15px;margin-bottom:5px}.footer-grid nav a{font-size:13px;color:#9098A3}.footer-grid nav a:hover{color:#8ED8FF}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:34px;padding-top:17px;border-top:1px solid rgba(255,255,255,.08);color:#9098A3;font-size:12px}.breadcrumb{display:flex;gap:10px;flex-wrap:wrap;font-size:13px;color:#9098A3;margin:1px 0 21px}.breadcrumb a{color:#8ED8FF}.page-head{padding:27px 35px;border:1px solid rgba(255,255,255,.09);border-radius:14px;background:linear-gradient(120deg,#121823,#101318);margin-bottom:27px}.page-head h1{font-size:35px;margin:12px 0 13px}.page-head p{font-size:16px;max-width:850px;margin:0;color:#C7CDD5}.layout-article,.layout-side,.layout-gallery,.layout-index,.layout-faq{display:grid;grid-template-columns:minmax(0,2fr) minmax(240px,0.9fr);gap:32px;align-items:start}.layout-side{grid-template-columns:minmax(0,1.6fr) minmax(260px,0.8fr)}.layout-index{grid-template-columns:minmax(0,1.9fr) minmax(250px,.8fr)}.layout-faq{grid-template-columns:minmax(0,2fr) minmax(220px,.8fr)}.prose{max-width:850px}.article-section{padding:25px 0 21px;border-bottom:1px solid rgba(255,255,255,.09)}.article-section:first-child{padding-top:8px}.article-section h2{font-size:24px;margin:6px 0 15px}.article-section p{font-size:16px;margin-bottom:15px}.section-kicker{font-size:12px;letter-spacing:1.5px;color:#6EA8FF}.article-aside{min-width:0}.aside-sticky{position:sticky;top:20px;padding:24px 22px;border:1px solid rgba(255,255,255,.09);border-radius:12px;background:#12161C}.aside-sticky h2{font-size:21px;margin:8px 0}.aside-sticky nav{display:flex;flex-direction:column}.aside-sticky nav a{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.09);padding:12px 0;font-size:14px}.aside-sticky nav a span:last-child{color:#6EA8FF}.aside-note{margin-top:21px;background:#171C23;border-radius:9px;padding:17px;font-size:13px}.aside-note strong{color:#F5F7FA}.aside-note p{margin:4px 0 0;font-size:13px;color:#9098A3}.bottom-links{margin-top:42px;padding-top:22px;border-top:1px solid rgba(255,255,255,.09)}.bottom-links h2{font-size:21px}.bottom-links>div{display:flex;flex-wrap:wrap;gap:9px}.bottom-links a{padding:8px 13px;border-radius:7px;background:#12161C;color:#C7CDD5;font-size:14px}.bottom-links a span{color:#6EA8FF;margin-left:8px}.media-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:32px}.media-tile{margin:0;padding:10px;background:#12161C;border:1px solid rgba(255,255,255,.09);border-radius:12px;min-width:0}.media-tile figcaption{display:flex;flex-direction:column;gap:5px;padding:11px 4px 6px}.media-tile figcaption strong{color:#F5F7FA;font-size:15px}.media-tile figcaption span{font-size:13px;color:#9098A3}.device-grid{grid-template-columns:minmax(0,245px)}.category-index{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:25px 0 30px}.category-panel{background:#12161C;border-radius:11px;padding:20px;border:1px solid rgba(255,255,255,.09)}.category-panel h2{font-size:20px;margin-bottom:8px}.category-panel p{font-size:14px;color:#9098A3}.category-panel .inline-links{gap:10px}.category-panel .inline-links a{font-size:13px}.layout-index>.prose{max-width:none}@media(max-width:980px){.wrap{width:calc(100% - 40px)}.hero h1{font-size:34px}.hero-copy{padding:25px}.six-categories{grid-template-columns:repeat(2,minmax(0,1fr))}.thumb-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.layout-article,.layout-side,.layout-gallery,.layout-index,.layout-faq{grid-template-columns:minmax(0,1.7fr) minmax(215px,.8fr);gap:22px}}@media(max-width:767px){.wrap{width:calc(100% - 32px)}.main{padding-top:20px}.header-primary{height:64px}.menu-toggle{width:40px;height:40px}.brand img{max-height:28px;max-width:125px}.brand strong{font-size:19px}.enter-button{height:40px;min-height:40px;padding:6px 11px;font-size:12px;gap:5px}.channel-inner{height:46px;gap:23px}.channel-inner a{font-size:13px}.hero{display:flex;flex-direction:column-reverse;gap:0;min-height:0}.hero-visual{width:100%;padding:12px 13px 0}.hero-visual .media{height:190px;aspect-ratio:auto}.hero-copy{width:100%;padding:16px 19px 23px}.hero h1{font-size:29px;margin:12px 0}.hero p{font-size:14px}.hero-micro{margin-top:22px}.section-block{margin-top:35px}.section-header{align-items:center}.section-header h2{font-size:22px}.six-categories{gap:11px}.category-link{padding:18px 16px}.category-link h3{font-size:17px}.category-link p{font-size:13px}.editorial-main,.twin-topic,.mobile-feature,.rules-columns,.notice-grid{grid-template-columns:1fr}.editorial-main{gap:12px}.feature-copy{padding:23px 20px}.feature-copy h3{font-size:21px}.feature-list a{padding:18px}.twin-topic,.mobile-feature{padding:20px;gap:21px}.twin-topic>div:first-child{order:2}.twin-topic>div:last-child{order:1}.mobile-feature>div:first-child{order:2}.mobile-feature>div:last-child{order:1}.mobile-feature .media-device{height:295px;width:166px}.thumb-grid{gap:12px}.thumb-item strong{font-size:15px}.atlas-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.atlas-item strong{font-size:14px}.atlas-item span{font-size:12px}.service-grid{grid-template-columns:1fr}.notice-grid .media{height:140px}.poster-section>.media{max-height:145px}.number-item{gap:12px;padding:15px 13px}.number-item strong{font-size:15px}.number-item b{display:none}.footer-grid{gap:24px}.footer-bottom{flex-direction:column;gap:5px}.page-head{padding:24px 21px}.page-head h1{font-size:27px}.page-head p{font-size:15px}.layout-article,.layout-side,.layout-gallery,.layout-index,.layout-faq{grid-template-columns:1fr;gap:20px}.article-section h2{font-size:21px}.article-section p{font-size:15px}.article-aside{order:2}.aside-sticky{position:static}.media-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.device-grid{grid-template-columns:minmax(0,225px)}.category-index{grid-template-columns:1fr}.responsible-section{padding:24px 20px}}@media(max-width:374px){.enter-button{font-size:11px;padding:6px 8px}.enter-button span{display:none}.brand img{max-width:106px}.brand strong{font-size:17px}.hero h1{font-size:27px}.hero-visual .media{height:172px}.six-categories{grid-template-columns:1fr}.section-header>a{font-size:12px}.thumb-item{padding:7px 7px 12px}.atlas-item{padding:7px 7px 12px}.footer-grid{grid-template-columns:1fr 1fr}.footer-intro{grid-column:span 2}.number-item small{font-size:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}