@charset "UTF-8";
:root{color-scheme:light;--bg:#f7f6f2;--panel:#efeee8;--ink:#303831;--muted:#636b63;--line:#dedfd6;--accent:#536b58;--orange:#b4856e;--max:1248px;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;line-height:1.6}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}button:disabled{cursor:default}a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:6px}img{display:block;max-width:100%;height:auto}h1,h2,h3,p{margin:0}button[hidden],[hidden]{display:none!important}.wrap{width:min(var(--max),calc(100% - 96px));margin-inline:auto}.eyebrow{font-size:11px;letter-spacing:.13em;font-weight:500;text-transform:uppercase}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.skip{position:fixed;top:-100px;left:20px;background:var(--accent);color:var(--bg);padding:12px 20px;z-index:30}.skip:focus{top:12px}
.header{border-bottom:1px solid var(--line);background:var(--bg);position:relative;z-index:10}.nav{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:26px}.brand{display:inline-flex;align-items:center;font-size:21px;font-weight:800;letter-spacing:-1px;white-space:nowrap;gap:3px}.brand-icon{width:34px;height:34px;display:grid;grid-auto-flow:column;place-content:center;background:var(--accent);color:var(--bg);margin-right:10px;font-size:26px;letter-spacing:-4px;line-height:1}.brand-light{font-weight:400}.brand-dot{font-size:10px;align-self:flex-start;margin:4px 0 0 3px}.nav nav{display:flex;gap:36px;color:#535e52;font-size:13px}.nav nav a:hover{color:var(--accent)}.language{border:1px solid var(--line);border-radius:30px;font-size:12px;padding:8px 15px;display:flex;gap:12px}.language:hover{border-color:var(--accent)}
.hero{position:relative;padding-top:85px;display:grid;grid-template-columns:1fr;column-gap:20px}.hero-label{display:flex;align-items:center;gap:10px;color:#636b63;margin-bottom:29px}.status-dot{width:6px;height:6px;border-radius:50%;display:inline-block;background:var(--accent);box-shadow:0 0 0 4px #d4f77d0c;flex:none}.hero h1{font-size:clamp(50px,6.35vw,86px);line-height:1.12;letter-spacing:-.065em;font-weight:650}.hero h1 span{color:var(--accent)}.hero-intro{color:var(--muted);font-size:16px;margin-top:27px;line-height:1.85}.hero-actions{display:flex;align-items:center;gap:30px;margin:38px 0 90px}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:35px;padding:14px 22px;border:1px solid transparent;border-radius:4px;font-size:13px;font-weight:600;transition:background .2s,transform .2s}.primary{background:var(--accent);color:#ffffff}.primary:hover{background:#405745;transform:translateY(-2px)}.button span{font-size:20px;line-height:1}.text-link{display:inline-flex;gap:15px;align-items:center;font-size:13px;border-bottom:1px solid transparent;padding-bottom:3px}.text-link:hover{border-color:var(--accent);color:var(--accent)}.text-link>span{font-size:18px}.hero-bottom{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);min-height:65px;font:10px/1.5 monospace;letter-spacing:.1em;color:#636b63}.motion-toggle{font:inherit;background:none;border:0;padding:10px 0;color:var(--muted)}.motion-toggle:hover{color:var(--accent)}
.section{padding-block:96px}.section-top{display:grid;grid-template-columns:1.2fr 1fr;align-items:end;gap:60px;margin-bottom:34px}.section-top .eyebrow{color:var(--muted);margin-bottom:14px}.count{display:inline-block;margin-left:8px;border:1px solid var(--line);border-radius:20px;min-width:28px;text-align:center;font-size:10px}.section h2{font-size:clamp(29px,3.1vw,42px);line-height:1.25;letter-spacing:-.05em;font-weight:550}.section-top>p{max-width:420px;justify-self:end;font-size:14px;color:var(--muted);line-height:1.9}.game-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px 28px}.game-art{display:block;position:relative;aspect-ratio:1.79;background:#262d33;overflow:hidden;border-radius:7px;border:1px solid #ffffff12}.game-art img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.game-art:hover img{transform:scale(1.035)}.art-index{position:absolute;left:16px;top:16px;padding:5px 9px;background:#111310d9;color:#fff;border-radius:3px;font:9px monospace;letter-spacing:.1em}.play-dot{position:absolute;bottom:18px;right:18px;width:44px;height:44px;display:grid;place-items:center;border-radius:50%;background:#111310d9;border:1px solid #ffffff45;color:#fff;font-size:24px;transition:background .2s,transform .2s}.game-art:hover .play-dot{background:var(--accent);color:var(--bg);transform:rotate(45deg)}.game-info{padding:21px 1px 0}.game-info>.eyebrow{color:#636b63;display:flex;justify-content:space-between;font-size:9px;margin-bottom:8px}.game-info>.eyebrow span{color:#647357;letter-spacing:.07em}.game-info h3{font-size:25px;letter-spacing:-.04em;font-weight:550;display:flex;align-items:baseline;gap:14px}.game-info h3 span{font-size:12px;color:#636b63;letter-spacing:0;font-weight:400}.game-info p{color:var(--muted);font-size:13px;margin:9px 0 16px;max-width:96%;line-height:1.85}.game-info .text-link{color:#445e49;font-size:12px}.garden .game-art{background:#edf0e8}.garden .game-art img{object-fit:contain}.melody .game-art{background:radial-gradient(ellipse at 50% 90%,#355348,transparent 70%),#1a2420}.melody .game-art img{object-fit:contain;padding:15px}.space .game-art{background:#061017}
.tools-section{background:#f0f0e9;border-block:1px solid var(--line)}.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);border-left:1px solid var(--line);border-top:1px solid var(--line)}.tool-card,.next-card{position:relative;padding:27px 24px 22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:268px;transition:background .2s}.tool-card:hover{background:#e9ede4}.tool-top{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:24px}.tool-top .eyebrow{font-size:9px;letter-spacing:.03em;color:#636b63}.tool-icon{display:grid;place-items:center;width:40px;height:40px;color:var(--accent);background:#e3e9df;border-radius:9px}.tool-icon svg{width:23px;height:23px}.icon-emoji{background:#ece5d8;color:#806743}.icon-tabs{background:#dfe8e6;color:#4b706c}.icon-mail{background:#e5e4ec;color:#686080}.icon-x{background:#e5e6e1;color:#4c5549}.icon-tt{background:#dfe9e7;color:#49726b}.icon-ins{background:#ede1e6;color:#895f73}.tool-card h3{font-size:19px;font-weight:500;letter-spacing:-.04em}.tool-card h3>a::after{content:'';position:absolute;inset:0}.tool-arrow{float:right;color:#63765c;opacity:0;transition:opacity .2s}.tool-card:hover .tool-arrow,.tool-card:focus-within .tool-arrow{opacity:1}.tool-card p{font-size:12px;color:var(--muted);line-height:1.9;margin-top:11px;min-height:70px}.tool-domain{display:flex;justify-content:space-between;align-items:center;margin-top:23px;font:10px monospace;color:#636b63;position:relative;z-index:1}.tool-domain:hover{color:var(--accent)}.next-card{display:flex;flex-direction:column;justify-content:space-between;align-items:flex-start;background:#536b58;color:#ffffff}.next-card>span:first-child{font-size:38px;line-height:1}.next-card p{font-size:22px;line-height:1.3;letter-spacing:-.05em}.next-card .eyebrow{font-size:8px;letter-spacing:.06em}
.about{display:grid;grid-template-columns:1fr 1.35fr;gap:90px;padding-block:105px 115px}.about-heading>.eyebrow{color:var(--muted);margin-bottom:25px}.about h2,.about h1{font-size:50px;letter-spacing:-.05em;line-height:1.2;margin-bottom:26px}.about-intro{font-size:17px;line-height:1.95;color:#505c50;max-width:570px}.values{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;border-top:1px solid var(--line);margin-top:34px;padding-top:26px}.value-number{font:10px monospace;color:var(--accent)}.values h3{font-size:14px;margin:14px 0 10px;font-weight:500}.values p{font-size:12px;color:var(--muted);line-height:1.85}.footer{border-top:1px solid var(--line);padding-block:31px;display:flex;align-items:center;gap:35px}.footer .brand{font-size:17px}.spark{color:var(--accent);margin-left:8px;font-size:23px}.footer p{font-size:11px;color:var(--muted)}.footer-links{margin-left:auto;display:flex;gap:20px;font-size:10px;color:#636b63}.footer-links a:hover{color:var(--accent)}.legacy-project{padding-bottom:40px;color:var(--muted);font-size:12px}
.play-main{padding-top:35px}.back-link{font-size:12px;color:var(--muted)}.back-link:hover{color:var(--accent)}.play-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:34px}.play-heading .eyebrow{color:var(--muted);margin-bottom:10px}.play-heading h1{font-size:46px;line-height:1.2;letter-spacing:-.045em;display:flex;align-items:baseline;gap:18px}.play-heading h1 span{font-size:18px;color:var(--muted);font-weight:400;letter-spacing:0}.development{font-size:11px;color:var(--muted);display:flex;gap:10px;align-items:center;white-space:nowrap}.play-description{margin:18px 0 27px;color:var(--muted);font-size:14px}.player{position:relative;width:100%;height:min(72vh,720px);min-height:360px;background:#050805;border:1px solid var(--line);border-radius:7px;overflow:hidden}.player-poster{width:100%;height:100%;position:relative;display:grid;place-items:center}.player-poster>img{position:absolute;width:100%;height:100%;object-fit:contain;opacity:.42}.player-poster::after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#050805c9,transparent 60%)}.poster-content{position:relative;z-index:1;text-align:center}.poster-content p{font-size:12px;color:#e0e6d8;margin-top:14px}.poster-content a{text-decoration:underline}.player iframe{width:100%;height:100%;border:0;background:#050805}.player:fullscreen{width:100vw;height:100dvh;max-height:none;border:0;border-radius:0}.player-toolbar{display:flex;justify-content:space-between;gap:20px;margin-top:15px;font-size:11px;align-items:center}.player-toolbar>div{display:flex;gap:20px;align-items:center;flex-wrap:wrap}.player-toolbar button{background:none;border:0;padding:8px 0;font-size:11px}.player-toolbar a:hover,.player-toolbar button:hover{color:var(--accent)}.player-status{color:var(--muted)}.play-notes{display:grid;grid-template-columns:1fr 1fr;gap:70px;padding:42px 0;border-bottom:1px solid var(--line)}.play-notes h2{font-size:15px;margin-bottom:12px;font-weight:500}.play-notes p{color:var(--muted);font-size:13px;line-height:1.9}.play-notes .muted{margin-top:8px;font-size:11px}.play-notes .text-link{margin-top:12px;font-size:11px}.related{display:flex;gap:25px;align-items:center;flex-wrap:wrap;padding-block:28px 58px}.related>span{color:var(--muted);margin-right:auto}.related a{font-size:12px}.related a:hover{color:var(--accent)}
.hero-actions{flex-wrap:wrap}.hero-actions .button,.hero-actions .text-link{white-space:nowrap}.shushan{display:block}.shushan .game-art{aspect-ratio:1.8;background:#e4eae2}.shushan .game-info{padding:21px 1px 0}.shushan .game-info h3{font-size:25px}.sample-credit{margin-top:12px;font-size:11px!important}.sample-credit a{text-decoration:underline;color:var(--accent)}
@media(min-width:1500px){.hero{padding-top:100px}.hero h1{font-size:96px}.hero-actions{margin-bottom:85px}}
@media(max-width:1100px){.wrap{width:calc(100% - 64px)}.hero h1{font-size:66px}.hero-visual{height:340px}.orbit{width:230px;height:230px}.orbit-star{font-size:185px}.chip-one{left:-15px}.chip-two{right:-5px}.tool-grid{grid-template-columns:repeat(2,1fr)}.tool-card,.next-card{min-height:230px}.tool-card p{min-height:48px}.about{gap:45px}.about h2,.about h1{font-size:42px}.footer{flex-wrap:wrap;gap:15px 25px}.footer-links{gap:15px}.hero-bottom>span:nth-child(2){display:none}.hero-label{font-size:9px}.section-top{gap:30px}.nav nav{gap:25px}}
@media(max-width:700px){.wrap{width:calc(100% - 40px)}.nav{min-height:72px;gap:15px}.brand{font-size:17px}.brand-icon{width:28px;height:28px;font-size:21px;margin-right:5px}.brand-dot{display:none}.nav nav{gap:16px;font-size:12px}.nav nav a:last-child{display:none}.language{padding:5px 10px;font-size:10px;gap:6px}.hero{grid-template-columns:1fr;padding-top:50px}.hero h1{font-size:clamp(46px,10.2vw,70px);letter-spacing:-.065em}.hero-label{font-size:9px;letter-spacing:.09em;margin-bottom:22px}.hero-intro{font-size:14px;margin-top:22px}.hero-actions{margin-top:25px;margin-bottom:0;gap:24px}.hero-visual{height:260px;width:100%;max-width:360px;justify-self:center;margin-top:12px}.orbit{width:190px;height:190px}.orbit-star{font-size:155px}.top-label{top:22px;left:6px;font-size:8px}.chip-one{bottom:55px;left:4px;padding:8px 12px;font-size:10px}.chip-two{top:55px;right:0;font-size:10px;padding:8px 12px}.visual-coordinate{bottom:10px;right:0;font-size:8px}.hero-visual::after{bottom:38px}.hero-bottom{margin-top:12px;min-height:56px;font-size:9px}.section{padding-block:50px}.section-top{grid-template-columns:1fr;gap:17px;margin-bottom:25px}.section-top>p{justify-self:start;font-size:13px;max-width:100%}.section h2{font-size:31px}.section-top .eyebrow{margin-bottom:12px;font-size:10px}.game-grid{grid-template-columns:1fr;gap:32px}.game-info{padding-top:16px}.game-info h3{font-size:23px}.game-info p{margin-top:8px;margin-bottom:12px}.tool-card,.next-card{padding:20px 16px;min-height:257px}.tool-top{display:block;margin-bottom:17px}.tool-top .eyebrow{display:block;margin-top:12px;font-size:8px}.tool-card h3{font-size:17px}.tool-card p{font-size:11px;min-height:64px}.tool-domain{font-size:9px;margin-top:16px}.tool-arrow{display:none}.next-card p{font-size:23px}.next-card .eyebrow{font-size:7px}.about{grid-template-columns:1fr;gap:28px}.about h2,.about h1{font-size:41px}.about-intro{font-size:15px}.values{gap:14px;padding-top:20px;margin-top:25px}.values h3{font-size:12px}.values p{font-size:11px}.footer{padding-block:24px;gap:16px}.footer-links{width:100%;margin-left:0;justify-content:space-between;gap:10px}.footer p{margin-left:auto;font-size:9px}.play-main{padding-top:24px}.play-heading{align-items:flex-start;margin-top:25px;flex-direction:column;gap:13px}.play-heading h1{font-size:34px;flex-wrap:wrap;gap:6px 12px}.play-heading h1 span{font-size:14px}.play-description{font-size:13px}.player{height:65dvh;min-height:420px}.player-toolbar{align-items:flex-start;flex-direction:column;gap:7px}.player-toolbar>div{gap:18px}.play-notes{grid-template-columns:1fr;gap:25px;padding-block:30px}.related{gap:18px;padding-bottom:35px}.related>span{width:100%}.poster-content p{font-size:10px}.play-heading .eyebrow{font-size:9px}}
@media(max-width:370px){.wrap{width:calc(100% - 32px)}.nav{gap:10px}.nav nav{gap:12px}.brand-icon{display:none}.brand{font-size:16px}.hero h1{font-size:44px}.tool-card,.next-card{padding:17px 12px}.tool-card h3{font-size:15px}.tool-domain{font-size:8px}.hero-actions{gap:18px}.button{padding:13px 17px;gap:22px}.section h2{font-size:28px}.values{grid-template-columns:1fr;gap:20px}.values>div{display:grid;grid-template-columns:25px 1fr;gap:3px 12px}.values h3{margin:0}.values p{grid-column:2}}
@media(max-width:700px){.shushan{display:block}.shushan .game-info{padding:16px 1px 0}.shushan .game-info h3{font-size:23px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}

/* 正式游戏独立展示；竖屏截图完整保留，不裁切棋盘与操作区。 */
.hero-copy{max-width:820px}.hero h1{letter-spacing:-.045em}.hero-bottom{font-family:inherit;letter-spacing:.05em;border-bottom:0}.hero-label .status-dot{display:none}.brand-icon{border-radius:7px}.hero-intro{max-width:640px}.tools-section{border-top:0}.next-card{background:#e0e7db;color:#40543f}.tool-grid{border:0;gap:18px}.tool-card,.next-card{border:1px solid var(--line);border-radius:10px;background-color:#fafaf6}.next-card{background:#e0e7db}.tool-card p{font-size:13px}.tool-domain{font-size:11px}.experiments{border-top:1px solid var(--line)}.release-card{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;background:#efeee7;padding:48px;border-radius:14px}.release-copy{min-width:0}.release-status{font-size:11px;letter-spacing:.08em;color:var(--accent);margin-bottom:20px}.release-copy h3,.release-copy h1{font-size:clamp(30px,3.3vw,46px);line-height:1.2;letter-spacing:-.04em;margin-bottom:22px}.release-copy>p:not(.release-status){color:var(--muted);font-size:15px;line-height:1.9}.release-copy ul{padding-left:18px;margin:24px 0 30px;color:var(--muted);font-size:14px;line-height:2}.release-copy .store-note{font-size:12px!important;margin-top:14px}.release-copy .prototype-note{font-size:13px!important;margin-top:24px;border-top:1px solid var(--line);padding-top:20px}.release-shots{margin:0;min-width:0}.release-shots>div{display:flex;justify-content:center;gap:18px;align-items:center}.release-shots img{width:calc(50% - 9px);height:auto;max-height:490px;object-fit:contain;border-radius:10px}.release-shots figcaption{font-size:11px;color:var(--muted);text-align:center;margin-top:18px}.release-page .release-card{margin-top:32px}.demo-notice{font-size:13px;color:var(--muted);margin-top:16px}.player{height:min(72dvh,720px);min-height:0}.player iframe{display:block}.exit-play{white-space:nowrap}.play-page.is-playing{overflow:hidden}.play-page.is-playing .header,.play-page.is-playing .footer,.play-page.is-playing .back-link,.play-page.is-playing .play-heading,.play-page.is-playing .play-description,.play-page.is-playing .demo-notice,.play-page.is-playing .play-notes,.play-page.is-playing .related{display:none}.play-page.is-playing .play-main{width:100%;height:100dvh;padding:0;display:flex;flex-direction:column}.play-page.is-playing .player{flex:1;min-height:0;height:auto;border:0;border-radius:0}.play-page.is-playing .player-toolbar{flex:none;margin:0;padding:8px 16px max(8px,env(safe-area-inset-bottom));gap:12px;background:var(--bg)}.play-page.is-playing .player-status{display:none}.play-page.is-playing .player-toolbar button,.play-page.is-playing .player-toolbar a{min-height:40px;display:inline-flex;align-items:center}.player-toolbar a:focus-visible,.player-toolbar button:focus-visible{outline-offset:2px}
@media(max-width:900px){.release-card{padding:32px;gap:28px}.release-shots>div{gap:12px}.release-shots img{width:calc(50% - 6px)}.hero{padding-top:70px}.hero-actions{margin-bottom:65px}}
@media(max-width:700px){.hero{padding-top:64px}.hero-actions{margin-bottom:64px}.hero-bottom{margin-top:0}.section{padding-block:64px}.release-card{grid-template-columns:1fr;padding:26px;gap:36px}.release-copy>p:not(.release-status){font-size:14px}.release-shots{max-width:410px;justify-self:center;width:100%}.release-shots img{max-height:400px}.tool-card p{font-size:13px;min-height:0}.tool-card h3{overflow-wrap:anywhere}.tool-domain{font-size:10px}.game-info h3{flex-wrap:wrap;gap:4px 12px}.play-page.is-playing .player-toolbar{flex-direction:row;align-items:center;padding-inline:12px}.play-page.is-playing .player-toolbar>div{justify-content:flex-end;gap:12px}.player{height:65dvh;min-height:0}.footer-links{flex-wrap:wrap}.nav nav a:last-child{display:block}.nav nav{gap:12px}.brand-icon{display:none}}
@media(max-width:480px){.tool-grid{grid-template-columns:1fr;gap:14px}.tool-card,.next-card{min-height:0;padding:24px}.tool-top{display:flex;margin-bottom:18px}.tool-top .eyebrow{margin:0;font-size:10px}.tool-card h3{font-size:21px}.tool-domain{margin-top:20px;font-size:12px}.next-card{gap:20px}.next-card .eyebrow{font-size:9px}.play-page.is-playing .player-toolbar{gap:6px}.play-page.is-playing .player-toolbar>div{gap:10px}.play-page.is-playing .player-toolbar a,.play-page.is-playing .player-toolbar button{font-size:10px}.language{padding:5px 8px}.nav{gap:10px}.nav nav{gap:10px}.brand{font-size:16px}}