:root{--sky:#e7f8ff;--sky-deep:#c9efff;--white:#fcfeff;--ink:#20536f;--muted:#587f93;--blue:#258fc0;--blue-dark:#287ea8;--line:#64b6d5;--shadow:#a8d4e4;--yellow:#fff0ac}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{margin:0;background:var(--sky);color:var(--ink);font-family:"Noto Sans CJK SC","PingFang SC","Microsoft YaHei","Heiti SC",Arial,sans-serif;font-size:18px}
button,input{font:inherit}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
img{display:block}
::selection{background:#7dd1ef;color:#123e5a}
:focus-visible{outline:3px solid:#147eaa;outline-offset:3px}

.site-header{position:sticky;z-index:30;top:0;min-height:78px;padding:9px clamp(20px,5vw,80px);display:flex;align-items:center;gap:28px;background:#f8fdff;border-bottom:4px solid #70c1e0;box-shadow:0 4px 0 #b4dce9}
.brand{display:flex;align-items:center;gap:11px;white-space:nowrap;font-size:24px;letter-spacing:.02em;color:#205a7b}
.brand img{width:43px;height:43px;object-fit:contain;image-rendering:pixelated}
.brand small{display:block;color:#5f97b2;font-size:10px;line-height:1.7;letter-spacing:.08em}
.main-nav{display:flex;align-items:center;gap:7px;margin-left:auto}
.main-nav a{display:block;padding:9px 13px;border:2px solid transparent;font-size:16px;color:#3e7591}
.main-nav a:hover,.main-nav a.active{background:#d7f3fd;border-color:#69b8d8;color:#17658e;box-shadow:3px 3px 0 #b4dce9}
.search-trigger{display:flex;align-items:center;gap:11px;padding:10px 12px;background:#e6f8fe;border:2px solid #75bfdd;color:#236f94;box-shadow:3px 3px 0 #b4dce9;font-size:15px}
.search-trigger:hover{background:#d1f1fc}
.search-icon{display:inline-block;position:relative;flex:none;width:14px;height:14px;border:2px solid currentColor}
.search-icon:after{content:"";position:absolute;width:6px;height:2px;background:currentColor;right:-6px;bottom:-3px;transform:rotate(45deg)}
kbd{border:1px solid #8cc6dd;padding:1px 5px;color:#5b8fab;font-size:12px}
.search-panel{position:fixed;z-index:40;top:80px;right:clamp(20px,5vw,80px);width:min(430px,calc(100vw - 40px));padding:18px;background:#fbfeff;border:4px solid #69b8d8;box-shadow:6px 6px 0 #a8d4e4}
.search-panel label{display:block;margin-bottom:11px;color:#255f80;font-size:18px}
.search-row{display:flex;align-items:center;gap:10px;padding:9px;background:#f0fbff;border:2px solid #8cc6dd;color:#258fc0}
.search-row input{min-width:0;flex:1;background:transparent;border:0;outline:0;color:#20536f;font-size:16px}
.search-row input::placeholder{color:#7198aa}
.search-row button{border:0;background:none;color:#347e9d;font-size:24px;line-height:1}
.search-panel p{margin:12px 0 0;color:#60869a;font-size:13px;line-height:1.7}

.hero{position:relative;overflow:hidden;background-color:#d8f4ff;background-image:linear-gradient(#72bddd18 1px,transparent 1px),linear-gradient(90deg,#72bddd18 1px,transparent 1px);background-size:32px 32px;border-bottom:7px solid #7dc8e2}
.hero:before{content:"";position:absolute;inset:28px auto 28px 0;width:6px;background:repeating-linear-gradient(0deg,#4db1d5 0 14px,transparent 14px 26px);opacity:.7}
.hero-inner{max-width:1390px;margin:auto;padding:80px clamp(20px,5vw,80px) 73px;display:grid;grid-template-columns:minmax(0,.84fr) minmax(0,1.16fr);align-items:center;gap:5vw}
.eyebrow{display:inline-block;padding:8px 11px;background:#fff9dc;border:2px solid #87cbe2;color:#327fa1;font-size:13px;letter-spacing:.03em}
.hero h1{margin:30px 0 21px;font-size:54px;line-height:1.4;font-weight:700;letter-spacing:.02em;color:#205b7c;text-shadow:4px 4px 0 #b4e2f2}
.hero h1 em{color:#248fc0;font-style:normal}
.hero-lead{max-width:490px;margin:0;color:#47758c;font-size:18px;line-height:1.95}
.hero-actions{display:flex;align-items:center;gap:25px;flex-wrap:wrap;margin-top:34px}
.primary-button{display:inline-flex;align-items:center;gap:13px;padding:13px 19px;background:#268fc0;color:#fff;border:3px solid #1c78a6;box-shadow:5px 5px 0 #9ed3e9;font-size:18px}
.primary-button:hover{transform:translate(2px,2px);box-shadow:3px 3px 0 #9ed3e9;background:#187eaf}
.primary-button span{font-size:15px}
.hero-count{font-size:15px;color:#547f94;white-space:nowrap}
.hero-count strong{font-size:24px;color:#187eaa}
.hero-hint{margin-top:29px;font-size:13px;color:#6699ac}
.hero-art{min-width:0;background:#f7fdff;border:5px solid #68b7d6;outline:2px solid #c4e7f3;box-shadow:8px 8px 0 #a0d4e7}
.promo-top,.promo-bottom{display:flex;justify-content:space-between;gap:10px;padding:10px 14px;background:#edfaff;color:#287b9e;font-size:15px}
.promo-top{border-bottom:3px solid #91cde3}
.promo-bottom{border-top:3px solid #91cde3;color:#59869a;font-size:13px}
.promo-media{position:relative;aspect-ratio:16/9;display:grid;place-items:center;background:#e2f6fd;background-image:linear-gradient(#50b2d51b 1px,transparent 1px),linear-gradient(90deg,#50b2d51b 1px,transparent 1px);background-size:24px 24px;overflow:hidden}
.promo-media>img{width:100%;height:100%;object-fit:contain}
.promo-empty{position:absolute;inset:22px;border:2px dashed #8ac9de;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;text-align:center;color:#5388a0}
.pixel-frame-icon{font-size:49px;color:#6bb8d6;line-height:1}
.promo-empty strong{font-size:30px;font-weight:400;color:#2e7697}
.promo-empty small{font-size:13px;color:#759cae}
.hero-bottom{display:flex;justify-content:space-between;gap:15px;max-width:1390px;margin:auto;padding:0 clamp(20px,5vw,80px) 24px;color:#6392a7;font-size:13px}

.work-section{scroll-margin-top:85px;padding:66px max(20px,calc((100vw - 1220px)/2)) 82px;background:#edfaff;background-image:linear-gradient(#77c5df15 1px,transparent 1px),linear-gradient(90deg,#77c5df15 1px,transparent 1px);background-size:24px 24px}
.section-topline{display:flex;justify-content:space-between;gap:12px;border-top:3px solid #75bdd8;padding-top:13px;color:#4a8ba8;font-size:13px}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:15px;margin:44px 0 31px}
.section-kicker{margin:0 0 7px;color:#2285b4;font-size:16px}
.section-head h2{margin:0 0 8px;font-size:48px;line-height:1.4;font-weight:700;color:#205674;text-shadow:3px 3px 0 #b5e1ef}
.section-head p:last-child{margin:0;color:#598399;font-size:16px}
.archive-count{display:flex;align-items:baseline;gap:9px;color:#608da3;font-size:15px;white-space:nowrap}
.archive-count strong{color:#259ac8;font-size:48px;font-weight:400;line-height:1}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:3px solid #88c6de;padding-bottom:16px}
.filters{display:flex;gap:8px;flex-wrap:wrap}
.filter{padding:9px 13px;border:2px solid #8ac6dc;background:#f7fdff;color:#417b96;font-size:15px;box-shadow:3px 3px 0 #b9e1ee}
.filter:hover{background:#e0f5fc}
.filter.active{background:#2b96c3;color:#fff;border-color:#207aa9}
.filter span{font-size:13px;margin-left:5px}
.sort-note{color:#6d98aa;font-size:13px;white-space:nowrap}
.preview-note{display:flex;gap:10px;align-items:flex-start;margin:26px 0;padding:12px 15px;border:2px dashed #8ac6dc;background:#f6fdff;color:#4c7890;font-size:15px;line-height:1.7}
.note-star{color:#d89a2f}
.games-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:29px;margin-top:26px}
.game-card{min-width:0;display:flex;flex-direction:column;background:#fbfeff;border:5px solid #6bb7d4;outline:2px solid #d7f0fa;box-shadow:6px 6px 0 #a8d5e7}
.card-header{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#dff4fc;border-bottom:4px solid #9bd4e7;padding:12px 15px}
.card-index{font-size:14px;color:#377e9c}
.platform-tag{padding:5px 7px;border:2px solid #74bbd7;background:#f7fdff;color:#31799a;font-size:13px;white-space:nowrap}
.platform-tag:before{content:"◆";margin-right:5px;color:#2898c3}
.version-switch{display:flex;gap:7px;padding:12px 15px;background:#f1fbff;border-bottom:2px solid #b9dfed}
.version-switch button{padding:7px 12px;border:2px solid #90c6dc;background:#fbfeff;color:#477f99;font-size:14px}
.version-switch button.active{background:#2b96c3;color:#fff;border-color:#207aa8}
.carousel{position:relative;background:#eaf8fe;overflow:hidden}
.carousel-visual{position:relative;aspect-ratio:16/9;background:#dceff8;display:grid;place-items:center;overflow:hidden}
.carousel-visual>img{width:100%;height:100%;object-fit:contain}
.placeholder-frame{position:absolute;inset:0;display:grid;place-items:center;background:#e1f5fd;background-image:linear-gradient(#67b8d61c 1px,transparent 1px),linear-gradient(90deg,#67b8d61c 1px,transparent 1px);background-size:24px 24px}
.placeholder-frame.steam{background-color:#d9f1fa}
.placeholder-frame:after{content:"";position:absolute;inset:17px;border:2px dashed #87c5dc;pointer-events:none}
.placeholder-inner{text-align:center;color:#608da1}
.placeholder-glyph{display:block;font-size:42px;color:#68b5d1;line-height:1;margin-bottom:9px}
.placeholder-inner b{display:block;font-size:19px;font-weight:400;color:#377f9f}
.placeholder-inner small{display:block;margin-top:8px;font-size:13px}
.placeholder-label{position:absolute;top:28px;left:29px;color:#6191a7;font-size:13px}
.carousel-controls{display:flex;justify-content:space-between;align-items:center;padding:10px 15px;border-top:2px solid #b9dfed;background:#edf9fe}
.arrow-group{display:flex;gap:6px}
.arrow{width:35px;height:35px;border:2px solid #4fa5c8;background:#f7fdff;color:#297da1;font-size:20px}
.arrow:hover{background:#298fba;color:white}
.frame-counter{padding:7px;background:#f7fdff;color:#5c8ba0;font-size:14px}
.frame-counter strong{color:#227da6;font-weight:400}
.card-body{padding:21px;display:flex;flex:1;flex-direction:column}
.card-overline{margin:0 0 8px;color:#278bb5;font-size:13px}
.card-body h3{margin:0 0 13px;color:#235a78;font-size:29px;line-height:1.5;font-weight:700}
.card-english{margin:-7px 0 15px;color:#648a9e;font-size:14px;line-height:1.6;overflow-wrap:anywhere}
.card-desc{min-height:70px;margin:0;color:#507b91;font-size:16px;line-height:1.9}
.card-meta{display:flex;gap:32px;border-top:2px solid #b4dce9;margin:23px 0 15px;padding-top:14px}
.card-meta div{display:grid;gap:5px}
.card-meta small{color:#7394a5;font-size:13px}
.card-meta span{font-size:16px;color:#356e8b}
.card-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:auto}
.download-button{display:inline-flex;align-items:center;padding:10px 13px;background:#2b97c2;border:2px solid #227da9;box-shadow:3px 3px 0 #a8d5e7;color:#fff;font-size:15px;white-space:nowrap}
.download-button:hover{background:#197ead}
.download-button span{margin-left:10px}
.card-bottom small{font-size:13px;color:#7796a6}
.empty-state{text-align:center;padding:60px 18px;border:3px dashed #89c7dd;color:#638c9e}
.empty-state>span{font-size:40px}
.empty-state h3{font-size:23px;color:#265d7b;font-weight:400}
.empty-state button{padding:10px 15px;border:2px solid #258ab7;background:#dff4fb;color:#226487}
.end-line{display:flex;justify-content:center;align-items:center;gap:18px;margin-top:58px;color:#7198a9;font-size:13px}
.end-line:before,.end-line:after{content:"";height:2px;background:#aed7e6;flex:1}

.upcoming-section{scroll-margin-top:85px;padding:66px max(20px,calc((100vw - 1220px)/2)) 85px;background:#d9f2fb;border-top:7px solid #91cde3}
.upcoming-section .section-head{margin-bottom:29px}
.upcoming-badge{align-self:center;padding:8px 12px;border:2px solid #72bbd7;background:#f8fdff;color:#287a9d;font-size:14px;white-space:nowrap}
.upcoming-grid{display:grid;gap:28px}
.upcoming-card{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);min-width:0;background:#fbfeff;border:5px solid #6bb7d4;box-shadow:6px 6px 0 #a8d5e7}
.upcoming-media{aspect-ratio:16/9;min-width:0;background:#e1f5fd;overflow:hidden;border-right:4px solid #a4d8e9}
.upcoming-media>img{display:block;width:100%;height:100%;object-fit:contain}
.upcoming-placeholder{height:calc(100% - 34px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;border:2px dashed #8ac6dc;margin:17px;background-image:linear-gradient(#67b8d61c 1px,transparent 1px),linear-gradient(90deg,#67b8d61c 1px,transparent 1px);background-size:24px 24px;color:#4d819a;text-align:center}
.upcoming-placeholder>span{font-size:40px;color:#66b6d4;line-height:1}
.upcoming-placeholder strong{font-size:22px;color:#317c9c}
.upcoming-placeholder small{font-size:12px;color:#7197aa}
.upcoming-copy{display:flex;flex-direction:column;padding:32px 30px}
.upcoming-copy h3{margin:0 0 13px;font-size:29px;color:#245b79}
.upcoming-copy>p:not(.card-overline){margin:0;color:#507b91;font-size:16px;line-height:1.9}
.upcoming-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:21px;color:#5f8a9f;font-size:13px}
.upcoming-foot span{padding:6px 10px;border:2px solid #6eb7d4;background:#e4f7fd;color:#1c78a2}
.about-section{scroll-margin-top:85px;display:grid;grid-template-columns:115px 1fr auto;align-items:center;gap:28px;padding:55px max(20px,calc((100vw - 1220px)/2));background:#eaf8fe;border-top:7px solid #91cde3}
.about-mark{width:110px;height:110px;display:grid;place-items:center;background:#f8fdff;border:3px solid #7bbbd6}
.about-mark img{width:75px;height:96px;object-fit:contain;image-rendering:pixelated}
.about-section h2{font-size:30px;font-weight:700;margin:0 0 9px}
.about-section p:last-child{max-width:610px;margin:0;color:#4b788e;font-size:16px;line-height:1.9}
.about-section a{padding:11px 14px;border:2px solid #6fb4d1;background:#f8fdff;color:#276f92;font-size:15px;white-space:nowrap}
.about-section a:hover{background:#e5f7fd}
.contact-section{scroll-margin-top:85px;padding:55px max(20px,calc((100vw - 1220px)/2)) 76px;background:#eefaff}
.contact-board{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:30px 38px;background:#fafdff;border:7px solid #b7e0ee;outline:3px solid #77bdd8;box-shadow:7px 7px 0 #b4dce9}
.contact-text h2{margin:0 0 9px;font-size:30px;font-weight:700}
.contact-text p:last-child{margin:0;color:#527e93;font-size:16px;line-height:1.8}
.contact-action{display:grid;justify-items:center;gap:9px;flex:none}
.contact-action button{padding:12px 22px;background:#2b96c3;border:3px solid #237da9;box-shadow:4px 4px 0 #add8e9;color:white;font-size:18px}
.contact-action button:hover{background:#187dab}
.contact-action button span{margin-left:16px}
.contact-action small{color:#6e96a8;font-size:13px}
footer{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:26px clamp(20px,5vw,80px);background:#d5f0fb;border-top:4px solid #88c7df;color:#648da2;font-size:13px}
footer a:hover{color:#197ca7}
.toast{position:fixed;z-index:50;right:20px;bottom:20px;max-width:calc(100vw - 40px);padding:13px 16px;background:#287faa;color:#fff;border:3px solid #80c4df;box-shadow:5px 5px 0 #a7d4e6;font-size:16px;line-height:1.6;opacity:0;transform:translateY(12px);pointer-events:none;transition:.15s}
.toast.show{opacity:1;transform:translateY(0)}

@media(max-width:1020px){
  .site-header{gap:12px}.main-nav{gap:0}.main-nav a{padding:8px;font-size:14px}
  .hero-inner{gap:25px}.hero h1{font-size:45px}
  .sort-note{display:none}
  .upcoming-card{grid-template-columns:1fr}.upcoming-media{border-right:0;border-bottom:4px solid #a4d8e9}.upcoming-copy{min-height:225px}
  .about-section{grid-template-columns:96px 1fr}
  .about-mark{width:94px;height:94px}.about-mark img{width:68px;height:82px}
  .about-section a{grid-column:2;justify-self:start}
}
@media(max-width:700px){
  body{font-size:16px}
  .site-header{min-height:67px;padding:8px 14px;gap:7px}
  .brand{font-size:17px;gap:6px}.brand img{width:31px;height:31px}.brand small{font-size:8px}
  .main-nav{margin-left:auto}.main-nav a{padding:7px 5px;font-size:12px;border-width:1px}.main-nav a:nth-child(3){display:none}
  .search-trigger{width:35px;height:35px;justify-content:center;padding:0;box-shadow:none}.search-trigger>span:last-of-type,.search-trigger kbd{display:none}
  .search-panel{top:69px;right:13px}
  .hero-inner{grid-template-columns:1fr;gap:38px;padding:50px 22px 40px}
  .eyebrow{font-size:12px}.hero h1{font-size:clamp(36px,8vw,48px);margin:22px 0 16px}
  .hero-lead{font-size:16px}.hero-actions{margin-top:24px}.hero-hint{margin-top:23px}
  .hero-art{width:100%;max-width:570px;margin:auto}
  .promo-top{font-size:12px}.promo-bottom{font-size:11px}.promo-empty strong{font-size:24px}.promo-empty small{font-size:10px}.pixel-frame-icon{font-size:35px}
  .hero-bottom{padding:0 22px 22px}.hero-bottom span:last-child{display:none}
  .work-section{padding:45px 19px 63px;scroll-margin-top:70px}
  .section-head{margin:36px 0 25px}.section-head h2{font-size:36px}.section-head p:last-child{font-size:15px}
  .archive-count strong{font-size:35px}.archive-count span{display:none}
  .toolbar{overflow-x:auto;scrollbar-width:none}.toolbar::-webkit-scrollbar{display:none}
  .filters{flex-wrap:nowrap;padding-bottom:4px}.filter{font-size:13px;padding:9px 10px;white-space:nowrap}
  .preview-note{font-size:13px}.games-grid{grid-template-columns:1fr;gap:27px}
  .card-body{padding:18px}.card-desc{min-height:0}.card-body h3{font-size:25px}
  .upcoming-section{padding:45px 19px 65px;scroll-margin-top:70px}.upcoming-badge{font-size:12px}.upcoming-copy{padding:24px 20px;min-height:220px}.upcoming-copy h3{font-size:25px}
  .about-section{padding:45px 20px;gap:14px;grid-template-columns:70px 1fr;scroll-margin-top:70px}
  .about-mark{width:70px;height:76px}.about-mark img{width:52px;height:66px}
  .about-section h2{font-size:24px}.about-section a{grid-column:2}
  .contact-section{padding:42px 20px 65px;scroll-margin-top:70px}
  .contact-board{display:block;padding:25px 22px}.contact-text h2{font-size:24px}
  .contact-action{justify-items:start;margin-top:22px}
  footer{padding:23px 20px;font-size:11px}footer span:nth-child(2){display:none}
}
@media(max-width:390px){
  .brand small{display:none}.main-nav a:last-child{display:none}
  .hero-count{font-size:12px}.promo-top,.promo-bottom{font-size:10px}
  .card-bottom small{display:none}.section-topline span:last-child{display:none}
  .end-line{gap:8px;font-size:11px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}