/* Visual direction: cinematic navy + brand blue. Native CSS, no CDN dependencies.
   DESIGN_VARIANCE 6 / MOTION_INTENSITY 3 / VISUAL_DENSITY 4.
   Radius: buttons 8px, poster frames 12px, ornamental seal circular. */
:root{color-scheme:dark;--bg:#090d14;--surface:#0e1520;--text:#f3f6fa;--muted:#a4afbf;--blue:#41baff;--line:#243040;--max:1200px;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-size:16px;line-height:1.7}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}figure,p,h1,h2,h3{margin:0}h1,h2,h3{line-height:1.3}a,button,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}a:hover{color:var(--blue)}[hidden]{display:none!important}.container{width:min(var(--max),calc(100% - 96px));margin-inline:auto}.blue{color:var(--blue)}.muted{color:var(--muted)}.skip-link{position:fixed;left:20px;top:-80px;z-index:100;background:var(--blue);color:#07121e;padding:10px 20px;border-radius:6px}.skip-link:focus{top:12px}.site-header{position:sticky;top:0;z-index:20;background:#090d14f5;border-bottom:1px solid #ffffff0f;backdrop-filter:blur(14px)}.header-inner{display:flex;align-items:center;gap:24px;height:80px}.brand{width:150px;flex-shrink:0}.brand img{width:100%;height:auto}.desktop-nav{display:flex;gap:26px;margin-inline:auto;font-size:14px;color:#bdc7d5;white-space:nowrap}.desktop-nav a{padding:14px 0;transition:color .2s}.button{display:inline-flex;justify-content:center;align-items:center;gap:32px;min-height:54px;padding:13px 25px;border:1px solid var(--blue);border-radius:8px;background:var(--blue);color:#061322;font-weight:650;line-height:1.5;white-space:nowrap;transition:background .2s,transform .2s}.button:hover{background:#80d1ff;border-color:#80d1ff;color:#061322;transform:translateY(-2px)}.button:active{transform:translateY(0) scale(.98)}.button span{font-size:21px;line-height:1}.button-small{min-height:42px;padding:9px 16px;gap:20px;font-size:14px}.text-link{display:inline-flex;gap:18px;align-items:center;font-size:15px;font-weight:550;min-height:44px}.text-link span{font-size:21px;color:var(--blue)}.menu-toggle{display:none;width:44px;height:44px;padding:10px;background:transparent;color:var(--text);border:1px solid var(--line);border-radius:8px}.menu-toggle span{display:block;width:20px;height:2px;margin:5px auto;background:currentColor;transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}.mobile-nav{padding:8px 24px 20px;border-top:1px solid var(--line);background:var(--surface)}.mobile-nav a{display:block;padding:10px;font-size:16px}.hero{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:32px;min-height:650px;padding-block:54px 64px}.hero-copy{padding-bottom:10px;position:relative;z-index:2}.eyebrow{display:flex;align-items:center;gap:12px;color:var(--blue);font-size:14px;font-weight:550;letter-spacing:.08em}.eyebrow-line{width:24px;height:2px;background:var(--blue)}h1{font-size:22px;font-weight:700;letter-spacing:.06em;color:var(--blue);margin:22px 0 0}.hero-tagline{font-size:clamp(48px,5.1vw,68px);font-weight:750;line-height:1.2;letter-spacing:-.035em;margin:12px 0 24px}.hero-description{font-size:17px;color:var(--muted);line-height:1.95}.hero-actions{display:flex;align-items:center;gap:32px;margin-top:34px}.hero-art{position:relative;height:520px;isolation:isolate}.hero-orbit{position:absolute;width:440px;height:440px;max-width:100%;border:1px solid #224667;border-radius:50%;top:44px;left:36px;z-index:-1;background:radial-gradient(ellipse,#10365755,transparent 68%)}.hero-orbit:after{content:"";position:absolute;inset:25px;border:1px solid #1f354e;border-radius:50%}.hero-poster{position:absolute;box-shadow:0 18px 50px #02050cb3;border:1px solid #52637a88;border-radius:12px;overflow:hidden;background:#111b28}.hero-poster img{width:100%;height:auto}.hero-poster-main{width:310px;right:7px;top:8px;transform:rotate(5deg);z-index:2}.hero-poster-secondary{width:208px;left:0;bottom:12px;transform:rotate(-9deg);z-index:3}.hero-poster-secondary figcaption{display:flex;justify-content:space-between;gap:6px;padding:10px 12px;font-size:13px;background:#111b28;font-weight:600}.hero-poster-secondary figcaption span{font-size:12px;color:var(--muted);font-weight:400}.hero-stamp{position:absolute;right:20px;bottom:1px;display:flex;align-items:center;gap:14px;z-index:4;background:#121e2bee;border:1px solid #344a5f;border-radius:10px;padding:13px 19px;box-shadow:0 12px 32px #03080f88}.stamp-number{font-size:30px;font-weight:800;line-height:1;color:var(--blue);letter-spacing:-1px}.hero-stamp>span:last-child{font-size:12px;line-height:1.7;color:#bac9da}.genre-strip{border-block:1px solid var(--line);background:#0b111b}.genre-inner{min-height:76px;display:flex;justify-content:space-between;align-items:center;gap:20px;color:#c2cbd8;font-size:16px;letter-spacing:.1em}.genre-inner i{color:#49627c;font-size:16px;font-style:normal}.section{padding-block:94px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:38px}h2{font-size:clamp(27px,3vw,38px);letter-spacing:-.025em;font-weight:650}.section-heading p,.faq-title p{color:var(--muted);margin-top:16px;font-size:16px}.section-count{font-size:13px;color:#95a7bc;letter-spacing:.15em;margin-bottom:4px}.poster-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:23px}.poster-image{background:#111923;border:1px solid #2c3543;border-radius:12px;overflow:hidden}.poster-image img{width:100%;aspect-ratio:1134/1416;object-fit:contain;transition:transform .4s}.poster-card:hover .poster-image img{transform:scale(1.015)}.poster-card figcaption{padding-top:18px}.poster-category{font-size:13px;color:#a1b0c2}.poster-card h3{font-size:17px;margin-top:6px;line-height:1.5}.about-section{background:var(--surface);border-block:1px solid #1b2635}.about-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:94px}.about-intro h2{margin-block:19px 24px;line-height:1.5}.about-intro>p:not(.eyebrow){max-width:340px;font-size:16px;color:var(--muted);line-height:1.9}.brand-seal{width:94px;height:94px;margin-top:30px;border-radius:50%}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:34px 32px}.feature-list article{display:flex;gap:17px;align-items:flex-start}.feature-index{font-size:13px;color:var(--blue);padding-top:3px;font-variant-numeric:tabular-nums}.feature-list h3{font-size:18px;font-weight:600;margin-bottom:9px}.feature-list p{font-size:14px;line-height:1.85;color:var(--muted)}.guide-section .section-heading{margin-bottom:44px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:50px;list-style:none;margin:0;padding:0}.steps li{border-top:1px solid #354358;padding-top:22px;position:relative}.steps li:before{content:"";position:absolute;left:0;top:-2px;background:var(--blue);width:35px;height:3px}.step-number{display:block;font-size:36px;color:#6a8aa8;font-weight:350;margin-bottom:15px;line-height:1.2}.steps h3{font-size:20px;font-weight:600;margin-bottom:10px}.steps p{color:var(--muted);font-size:15px;max-width:290px}.stories-section{padding-block:68px;background:#101923;border-block:1px solid #1f2d3d}.stories-layout{display:grid;grid-template-columns:1fr 1.1fr;align-items:center;gap:70px}.stories-copy h2{margin-block:20px;line-height:1.5}.stories-copy>p:not(.eyebrow){color:var(--muted);line-height:1.95;font-size:16px}.stories-copy .text-link{margin-top:24px}.story-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}.story-card:first-child{margin-top:35px}.story-card img{border-radius:12px;border:1px solid #435064;aspect-ratio:428/572;object-fit:contain;background:#090d14}.story-card figcaption{font-size:14px;margin-top:13px;color:#c4d0de}.faq-section{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary h3{font:inherit;color:inherit}summary{display:flex;align-items:center;justify-content:space-between;gap:18px;cursor:pointer;list-style:none;padding:22px 0;font-weight:550;font-size:16px;line-height:1.7}summary::-webkit-details-marker{display:none}summary span{width:14px;height:14px;position:relative;flex-shrink:0}summary span:before,summary span:after{content:"";position:absolute;background:#92a9c2;top:6px;left:0;width:14px;height:1px}summary span:after{transform:rotate(90deg);transition:transform .2s}details[open] summary span:after{transform:rotate(0)}details[open] summary{color:var(--blue)}details p{font-size:15px;color:var(--muted);padding:0 30px 22px 0;line-height:1.9}.closing{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:34px 40px;background:#112a3b;border:1px solid #24465e;border-radius:12px;margin-bottom:80px}.closing p{font-size:26px;font-weight:600}.closing div>span{font-size:14px;color:#a6bdcf;display:block;margin-top:8px}.site-footer{padding:42px 0 26px;border-top:1px solid var(--line)}.footer-top{display:flex;align-items:center;gap:40px;padding-bottom:34px}.footer-brand{width:145px}.footer-top nav{display:flex;gap:28px;margin-left:auto;font-size:14px;color:var(--muted)}.back-top{font-size:14px;margin-left:15px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:23px;border-top:1px solid var(--line);color:#92a1b3;font-size:13px}
@media(min-width:1440px){.hero{min-height:685px}.hero-art{height:540px}.hero-poster-main{width:329px;right:25px}.hero-poster-secondary{width:218px;left:0}.hero-stamp{right:38px}}
@media(max-width:1199px){.container{width:calc(100% - 64px)}.desktop-nav{gap:18px}.header-inner{gap:20px}.brand{width:133px}.hero{gap:18px;min-height:610px}.hero-art{height:465px}.hero-poster-main{width:265px;right:10px;top:10px}.hero-poster-secondary{width:177px;bottom:25px}.hero-orbit{width:360px;height:360px;left:10px}.hero-stamp{right:10px;bottom:0}.about-layout{gap:50px}.stories-layout{gap:42px}.faq-section{gap:50px}.poster-grid{gap:18px}}
@media(max-width:1023px){.header-inner{height:72px}.desktop-nav{display:none}.header-cta{margin-left:auto}.menu-toggle{display:block}.hero{grid-template-columns:1fr 1fr;min-height:555px;padding-block:40px}.hero-art{height:390px}.hero-poster-main{width:225px;right:8px}.hero-poster-secondary{width:145px;left:-8px;bottom:12px}.hero-poster-secondary figcaption{font-size:12px;padding:9px}.hero-poster-secondary figcaption span{display:none}.hero-stamp{padding:9px 13px;right:0;bottom:-4px}.hero-orbit{width:290px;height:290px;left:0;top:30px}.hero-tagline{font-size:49px}.hero-description{font-size:15px}.hero-actions{gap:24px}.hero-actions .button{padding:13px 19px;gap:20px}.eyebrow{font-size:12px}.genre-inner{font-size:14px;gap:10px;min-height:66px}.section{padding-block:72px}.poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px}.about-layout{grid-template-columns:1fr;gap:42px}.about-intro{position:relative;padding-right:140px}.about-intro>p:not(.eyebrow){max-width:570px}.brand-seal{position:absolute;right:0;top:40px;width:104px;height:104px}.feature-list{gap:28px 44px}.steps{gap:28px}.steps h3{font-size:18px}.stories-layout{gap:30px}.story-pair{gap:16px}.stories-copy h2{font-size:29px}.faq-section{grid-template-columns:1fr;gap:32px}.closing{padding:28px;margin-bottom:64px}.closing p{font-size:23px}.footer-top{flex-wrap:wrap;gap:24px}.footer-top nav{gap:20px}.back-top{margin-left:0}}
@media(max-width:767px){html{scroll-padding-top:86px}.container{width:calc(100% - 40px)}.header-inner{gap:12px;height:68px}.brand{width:122px}.header-cta{font-size:13px;padding:9px 12px;min-height:39px;gap:10px}.header-cta span{font-size:17px}.menu-toggle{width:39px;height:39px;padding:7px}.hero{grid-template-columns:1fr;padding-block:40px 32px;gap:28px;min-height:0}.hero-copy{padding:0}.eyebrow{font-size:12px;letter-spacing:.04em}.eyebrow-line{width:20px}.hero-tagline{font-size:52px;margin:22px 0 18px;line-height:1.18}.hero-description{font-size:15px;line-height:1.95}.hero-actions{margin-top:26px;gap:30px}.hero-art{width:min(430px,100%);height:410px;margin:auto}.hero-poster-main{width:235px;top:6px;right:15px}.hero-poster-secondary{width:157px;bottom:10px;left:8px}.hero-orbit{width:320px;height:320px;top:30px;left:16px}.hero-stamp{right:12px;bottom:0}.genre-inner{min-height:86px;gap:8px 13px;justify-content:center;flex-wrap:wrap;align-content:center;font-size:13px;letter-spacing:.03em}.genre-inner i{font-size:12px}.section{padding-block:58px}.section-heading{margin-bottom:26px;gap:12px}.section-count{display:none}h2{font-size:26px;line-height:1.5}.section-heading h2 .muted{display:block}.section-heading p,.faq-title p{font-size:14px;margin-top:10px}.poster-grid{gap:25px 14px}.poster-image{border-radius:9px}.poster-card figcaption{padding-top:12px}.poster-category{font-size:12px}.poster-card h3{font-size:15px;margin-top:4px}.about-layout{gap:34px}.about-intro{padding-right:0}.about-intro h2{margin:15px 0 18px}.about-intro>p:not(.eyebrow){padding-right:0;font-size:15px;max-width:100%}.brand-seal{position:static;margin-top:24px;width:75px;height:75px}.feature-list{gap:26px 20px}.feature-list article{display:block}.feature-index{display:block;padding:0;margin-bottom:8px;font-size:12px}.feature-list h3{font-size:17px}.feature-list p{font-size:13px}.guide-section .section-heading{margin-bottom:28px}.steps{grid-template-columns:1fr;gap:26px}.steps li{padding:22px 0 0 56px;min-height:100px}.step-number{position:absolute;top:20px;left:0;font-size:30px;margin:0}.steps h3{font-size:18px;margin-bottom:7px}.steps p{font-size:14px;max-width:100%}.stories-layout{grid-template-columns:1fr;gap:26px}.stories-copy h2{font-size:29px;margin-block:15px}.stories-copy>p:not(.eyebrow){font-size:15px}.stories-copy .text-link{margin-top:15px}.story-pair{gap:16px}.story-card:first-child{margin-top:22px}.story-card figcaption{font-size:13px}.faq-section{gap:25px}summary{font-size:15px;padding:18px 0}details p{font-size:14px;padding:0 20px 20px 0}.closing{flex-direction:column;align-items:flex-start;gap:22px;padding:26px 23px;margin-bottom:52px}.closing p{font-size:23px;max-width:270px}.closing div>span{font-size:13px}.closing .button{width:100%;justify-content:space-between}.site-footer{padding-top:30px}.footer-top{display:grid;grid-template-columns:1fr auto;gap:24px;padding-bottom:26px}.footer-brand{width:136px}.footer-top nav{grid-column:1/-1;grid-row:2;flex-wrap:wrap;margin:0;gap:12px 24px;font-size:13px}.back-top{font-size:13px}.footer-bottom{font-size:12px;flex-direction:column;gap:8px;padding-top:20px}}
@media(max-width:374px){.container{width:calc(100% - 32px)}.brand{width:105px}.header-inner{gap:8px}.header-cta{padding:8px 10px;font-size:12px}.hero-art{height:360px}.hero-poster-main{width:205px;right:9px}.hero-poster-secondary{width:137px;left:5px}.hero-orbit{width:270px;height:270px;left:5px}.hero-stamp{padding:8px 10px;right:5px}.hero-tagline{font-size:46px}.hero-actions{gap:22px}.feature-list{gap:22px 16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}.button:hover,.poster-card:hover .poster-image img{transform:none}}
@media(prefers-reduced-transparency:reduce){.site-header{backdrop-filter:none;background:var(--bg)}}

/* Official channels: one pill-shaped primary link, three circular social links. */
.hero-entry{max-width:430px;margin-top:30px}.official-entry{display:flex;align-items:center;justify-content:center;gap:20px;min-height:86px;padding:17px 24px;border-radius:999px;background:var(--blue);color:#061322;transition:background .2s,transform .2s}.official-entry:hover{background:#80d1ff;color:#061322;transform:translateY(-2px)}.official-entry:active{transform:scale(.98)}.official-entry>img{width:30px;height:30px;flex-shrink:0}.official-entry strong{display:block;font-size:21px;font-weight:700;letter-spacing:.025em;line-height:1.45}.official-domain{display:block;font-size:16px;line-height:1.4;color:#173a52;letter-spacing:.06em}.social-entries{display:flex;justify-content:center;align-items:flex-start;gap:37px;margin-top:21px}.social-entry{display:flex;flex-direction:column;align-items:center;gap:8px;min-width:64px;font-size:14px;line-height:1.5;color:#bdc7d5}.social-circle{display:flex;align-items:center;justify-content:center;width:58px;height:58px;border-radius:50%;transition:transform .2s,background .2s}.social-circle img{width:26px;height:26px}.release-circle{background:var(--blue)}.x-circle{background:#030609;border:1px solid #344150}.x-circle img,.telegram-circle img{filter:invert(1)}.telegram-circle{background:#2089bb}.telegram-circle img{width:29px;height:29px}.social-entry[href]:hover .social-circle{transform:translateY(-3px)}.social-entry[href]:active .social-circle{transform:scale(.96)}.social-entry[aria-disabled=true]{cursor:default;color:#93a3b5}.social-entry[aria-disabled=true] .social-circle{opacity:.55}.telegram-status{font-size:12px;line-height:1;margin-top:-4px;color:#93a3b5}
@media(min-width:768px) and (max-width:1023px){.hero-entry{margin-top:25px}.official-entry{gap:13px;padding:14px 18px;min-height:77px}.official-entry strong{font-size:18px}.official-domain{font-size:14px}.official-entry>img{width:26px;height:26px}.social-entries{gap:24px}.social-circle{width:52px;height:52px}.hero{padding-block:36px}.hero-copy{padding-bottom:0}}
@media(max-width:767px){.hero-entry{max-width:380px;margin-top:26px}.official-entry{min-height:80px;gap:16px;padding:15px 20px}.official-entry strong{font-size:20px}.official-domain{font-size:15px}.official-entry>img{width:27px;height:27px}.social-entries{gap:34px;margin-top:21px}.social-circle{width:57px;height:57px}.hero{gap:24px}}
@media(max-width:374px){.official-entry{gap:12px;padding:14px 16px}.official-entry strong{font-size:18px}.official-domain{font-size:14px}.social-entries{gap:23px}.social-circle{width:54px;height:54px}}

.faq-list p a{color:var(--blue);text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.faq-list p a:hover{color:#a0dcff}

.official-domain{font-family:"Avenir Next",Avenir,"Helvetica Neue",Arial,sans-serif;font-weight:600;letter-spacing:.015em;line-height:1.55}.development-notice{position:fixed;left:50%;bottom:32px;transform:translateX(-50%);z-index:100;padding:13px 32px;border:1px solid #416581;border-radius:10px;background:#142334;color:#f3f6fa;box-shadow:0 8px 30px #0006;font-size:16px;font-weight:600;pointer-events:none}a[role=button]{cursor:pointer}.social-entry[role=button]:hover .social-circle{transform:translateY(-3px)}

/* ── 首屏与提示样式覆盖（2026-09-23）：H1 放大美化、眉题移至 H1 下、官网入口域名居中放大、开发中提示强化 ── */
h1{margin:0;font-size:clamp(40px,3.6vw,50px);font-weight:800;line-height:1.2;letter-spacing:.14em;background:linear-gradient(100deg,#41baff 0%,#8ad6ff 55%,#d8f1ff 100%);-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:0 0 34px #41baff33}
.hero-eyebrow{margin-top:18px;font-size:15px;letter-spacing:.14em;font-weight:500}
.hero-eyebrow .eyebrow-line{width:28px}
.hero-tagline{margin-top:20px}
.official-entry>span{text-align:center}
.official-entry strong{text-align:center}
.official-domain{text-align:center;font-size:19px;font-weight:700;letter-spacing:.16em;color:#0f2c42;line-height:1.5;margin-top:1px;text-transform:lowercase;font-family:"Avenir Next",Avenir,"Helvetica Neue","Segoe UI",Arial,sans-serif}
.development-notice{top:50%;bottom:auto;transform:translate(-50%,-50%);display:flex;align-items:center;gap:14px;max-width:calc(100% - 40px);padding:22px 38px;border:1px solid var(--blue);border-radius:14px;background:#0f2b40f2;color:#f3f6fa;box-shadow:0 0 0 6px #41baff22,0 24px 60px #000a;font-size:20px;font-weight:650;letter-spacing:.04em;line-height:1.6;backdrop-filter:blur(8px);animation:notice-in .25s ease-out}
.development-notice-icon{font-size:24px;line-height:1}
@keyframes notice-in{from{opacity:0;transform:translate(-50%,-50%) scale(.92)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}
@media(max-width:1023px){h1{font-size:40px}.official-domain{font-size:17px}}
@media(max-width:767px){h1{font-size:38px;letter-spacing:.12em}.hero-eyebrow{margin-top:14px;font-size:13px;letter-spacing:.1em}.hero-tagline{margin-top:16px}.official-domain{font-size:16px;letter-spacing:.12em}.development-notice{padding:18px 22px;font-size:17px;gap:10px;width:calc(100% - 40px);justify-content:center;text-align:center}}

/* 官网入口域名：仿 logo 下方的字标（粗斜体、双色） */
.official-domain{font-family:"Avenir Next","Helvetica Neue","Segoe UI",Arial,sans-serif;font-weight:800;font-style:italic;font-size:22px;letter-spacing:-.01em;text-transform:none;color:#061322;line-height:1.35;margin-top:2px}
.official-tld{color:#fff}
@media(max-width:1023px){.official-domain{font-size:20px}}
@media(max-width:767px){.official-domain{font-size:19px;letter-spacing:-.01em}}

/* 官网入口域名统一黑色；TG 群下方状态小字隐藏 */
.official-domain,.official-tld{color:#061322}
.telegram-status{display:none!important}