:root{--paper:#f1f0ea;--ink:#202522;--muted:#6b706a;--line:#c9ccc3;--blue:#213cdb;--dark:#101d28;--sans:'Space Grotesk','Noto Sans SC','Microsoft YaHei',sans-serif;--serif:'Tide Serif','Noto Serif SC','Songti SC','SimSun',serif;--ease:cubic-bezier(.22,.68,0,1.01)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}button:focus-visible,a:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--blue);outline-offset:5px}::selection{color:white;background:var(--blue)}.wrap{width:calc(100% - 104px);max-width:1536px;margin-inline:auto}.skip-link{position:fixed;top:10px;left:10px;z-index:100;background:var(--paper);padding:14px;transform:translateY(-150%)}.skip-link:focus{transform:none}.site-header{height:96px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px}.brand{display:flex;align-items:center;gap:10px}.brand-symbol{width:37px;height:37px}.brand-name{font-size:23px;font-weight:700;letter-spacing:-1.2px;display:flex;align-items:center;gap:17px}.brand-cn{font-size:12px;font-weight:400;letter-spacing:2px;border-left:1px solid var(--line);padding-left:17px}.desktop-nav{display:flex;gap:32px;margin-left:auto;margin-right:44px;font-size:13px}.desktop-nav a{position:relative;padding:12px 0}.desktop-nav a:after{content:'';position:absolute;bottom:6px;left:0;width:100%;height:1px;background:var(--ink);transform:scaleX(0);transform-origin:left;transition:transform .25s}.desktop-nav a:hover:after{transform:scaleX(1)}.header-cta{display:flex;gap:23px;align-items:center;background:var(--ink);color:var(--paper);padding:14px 19px;font-size:12px;transition:background .25s}.header-cta:hover{background:var(--blue)}.header-cta span{font-size:20px;line-height:1}.menu-toggle{display:none;background:none;border:0;width:42px;height:42px}.menu-toggle span{display:block;width:22px;height:1px;background:var(--ink);margin:6px auto;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:24px;position:absolute;left:0;right:0;top:80px;background:var(--paper);border-bottom:1px solid var(--line);z-index:12}.mobile-nav a{display:block;padding:16px;border-bottom:1px solid var(--line)}[hidden]{display:none!important}.hero{padding-top:32px}.hero-meta,.section-index,.hero-caption,.scene-top,.scene-bottom,.horizon-bottom,.footer-bottom{display:flex;justify-content:space-between;align-items:center;font-size:10px;letter-spacing:1px}.hero-meta>span:first-child{display:flex;align-items:center;gap:10px;font-size:10px;letter-spacing:1.6px}.status-dot{width:5px;height:5px;border-radius:50%;background:var(--blue);display:inline-block;flex-shrink:0}.hero-meta>span:last-child{color:var(--muted);letter-spacing:.5px}.hero-intro{display:grid;grid-template-columns:1.42fr .58fr;gap:30px;position:relative;padding:32px 0 43px;align-items:end}h1,h2,h3,p{margin:0}h1{font-size:clamp(66px,7.8vw,120px);font-weight:500;line-height:1.23;letter-spacing:-5.5px}.headline-line{display:block}.serif-word{font-family:var(--serif);font-weight:500;letter-spacing:-.065em}.hero-aside{padding-bottom:8px}.hero-aside p{font-size:14px;line-height:2;color:#626960;max-width:340px}.text-link{display:inline-flex;align-items:center;gap:36px;font-size:13px;padding:0 0 10px;border-bottom:1px solid var(--ink);margin-top:26px}.text-link span{font-size:22px;line-height:1;transition:transform .25s}.text-link:hover span{transform:translate(3px,3px)}.hero-seal{position:absolute;right:4px;top:28px;width:86px;height:86px}.hero-seal svg{width:100%;height:100%;animation:seal-turn 35s linear infinite}.hero-seal text{font-size:9px;letter-spacing:1px;fill:var(--ink)}.hero-seal>span{position:absolute;inset:0;display:grid;place-items:center;font-size:33px}.tide-scene{position:relative;overflow:hidden;height:clamp(430px,41vw,620px);background:var(--dark);color:var(--paper);isolation:isolate}.tide-scene>img,.tide-scene>canvas{position:absolute;width:100%;height:100%;inset:0;object-fit:cover;object-position:center 50%}.tide-scene>canvas{opacity:0;transition:opacity .7s;pointer-events:none}.tide-scene.has-canvas>canvas{opacity:1}.tide-scene.has-canvas>img{opacity:0}.scene-shade{position:absolute;inset:0;background:linear-gradient(90deg,#0715217a,transparent 75%),linear-gradient(0deg,#0510187a,transparent 36%);pointer-events:none}.scene-top{position:absolute;left:32px;right:32px;top:28px;color:#d8e0e4;font-size:9px;letter-spacing:1.8px}.scene-title{position:absolute;left:34px;bottom:105px;font-size:clamp(43px,6.5vw,100px);font-weight:600;letter-spacing:-.065em;line-height:.99;pointer-events:none}.scene-title span{color:#f1f0eac2}.scene-bottom{position:absolute;left:34px;right:32px;bottom:28px;font-size:11px;letter-spacing:.5px}.motion-toggle{display:flex;align-items:center;gap:10px;border:1px solid #ffffff55;color:var(--paper);background:#14232b45;padding:10px 13px;font-size:10px;min-height:40px;backdrop-filter:blur(5px)}.motion-toggle:hover{background:#ffffff18}.motion-toggle:focus-visible{outline-color:var(--paper)}.motion-icon{font-size:14px}.hero-caption{padding:18px 0;border-bottom:1px solid var(--line);font-size:9px;letter-spacing:1px;color:var(--muted)}.caption-middle{letter-spacing:1px;font-size:10px}.section-space{padding-top:112px;padding-bottom:112px}.section-index{color:var(--muted);padding-bottom:29px;border-bottom:1px solid var(--line);font-size:10px}.section-index>span:first-child{letter-spacing:1.6px}.section-index>span:last-child{letter-spacing:1px}.origin-content{display:grid;grid-template-columns:1.25fr .75fr;gap:80px;padding:60px 0 78px;align-items:start}h2{font-size:clamp(38px,4.35vw,68px);font-weight:500;line-height:1.4;letter-spacing:-2.5px}.origin-copy{padding-top:9px;max-width:390px;margin-left:auto}.origin-copy p{font-size:14px;line-height:2;color:var(--muted)}.origin-copy p+p{margin-top:22px}.principles{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}.principle{padding:26px 30px 0 0;border-right:1px solid var(--line)}.principle+.principle{padding-left:36px}.principle:last-child{border-right:0}.small-index{font-size:10px;color:var(--muted)}.principle h3{font-weight:500;font-size:21px;margin:27px 0 13px;letter-spacing:-.6px}.principle p{font-size:12px;color:var(--muted);line-height:1.7}.tools-section{background:#e5e7df}.tools-heading,.process-heading{display:flex;justify-content:space-between;align-items:end;margin:47px 0 60px}.tools-heading>p,.process-heading>p{font-size:13px;color:var(--muted);line-height:2;padding-right:7%;padding-bottom:8px}.workbench{display:grid;grid-template-columns:.8fr 1.2fr;gap:66px}.tool-selector{border-top:1px solid #bdc2b7}.tool-tab{display:flex;align-items:center;width:100%;text-align:left;border:0;border-bottom:1px solid #bdc2b7;padding:27px 5px 27px 0;background:transparent;color:#6a7366;gap:24px;transition:color .25s}.tool-tab.active,.tool-tab:hover{color:var(--ink)}.tool-number{font-size:11px;align-self:flex-start;margin-top:7px}.tool-name{font-size:25px;line-height:1.4;font-weight:500}.tool-name small{display:block;font-size:9px;letter-spacing:1.5px;margin-top:8px;color:#717b6a}.tool-arrow{margin-left:auto;font-size:30px;transition:transform .3s,color .3s}.tool-tab.active .tool-arrow{color:var(--blue);transform:rotate(45deg)}.tool-tab.active .tool-number{color:var(--blue)}.tool-panel{min-width:0}.panel-label{display:flex;justify-content:space-between;font-size:9px;letter-spacing:1px;color:#6b7465;margin-bottom:17px}.panel-label>span:first-child{display:flex;align-items:center;gap:7px}.sample-editor{background:#16212a;border:1px solid #27343d;color:#e5eae5;box-shadow:0 14px 30px #26332012;overflow:hidden}.editor-header{height:43px;border-bottom:1px solid #ffffff16;display:flex;align-items:center;padding:0 20px;gap:15px;font-size:9px;letter-spacing:1px;color:#9ca8ae}.editor-dots{display:flex;gap:5px}.editor-dots i{width:5px;height:5px;border-radius:50%;background:#61717b}.editor-version{margin-left:auto}.editor-content{padding:25px 25px 18px;min-height:260px}.sample-label{font-size:10px;letter-spacing:1px;color:#9ca9a9}.sample-block p{font-size:13px;line-height:1.95;margin-top:11px;white-space:pre-line;overflow-wrap:anywhere}.sample-block:first-child p{color:#9ca9a9}.editor-divider{display:flex;align-items:center;gap:10px;font-size:9px;color:#8b9a9b;letter-spacing:.3px;padding:20px 0}.editor-divider>span:first-child{font-size:19px;color:#bad4d7}.sample-chip{margin-left:auto;border:1px solid #536269;padding:3px 5px;color:#c5dbdc;font-size:8px}.output-block p{color:#e4efee}.editor-footer{padding:13px 23px;display:flex;justify-content:space-between;align-items:center;border-top:1px solid #ffffff16;color:#a3b4b4;font-size:10px}.editor-footer>span:last-child{font-size:18px}.tool-description{display:flex;align-items:center;gap:20px;padding:25px 0 14px}.tool-description h3{font-size:18px;font-weight:500;margin-bottom:10px;letter-spacing:-.3px}.tool-description p{font-size:12px;line-height:1.85;color:#687360;max-width:390px}.circle-link{width:45px;height:45px;flex-shrink:0;display:grid;place-items:center;border:1px solid #919e87;border-radius:50%;margin-left:auto;font-size:26px;transition:background .2s,color .2s}.circle-link:hover{background:var(--ink);color:white}.tool-note{font-size:10px;color:#6b7566;line-height:1.8}.process-heading{margin-bottom:42px}.process-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}.process-list li{display:grid;grid-template-columns:.23fr 1fr 1.6fr auto;align-items:center;gap:20px;padding:35px 0;border-bottom:1px solid var(--line)}.process-number{font-size:11px;color:var(--muted)}.process-list h3{font-size:23px;font-weight:500;letter-spacing:-.5px}.process-list p{font-size:12px;line-height:1.8;color:var(--muted)}.process-arrow{font-size:27px}.horizon-section{background:var(--blue);color:var(--paper);overflow:hidden}.horizon-inner{padding:53px 0 45px}.horizon-section .section-index{color:#c7cef9;border-color:#ffffff4a}.horizon-heading{display:flex;justify-content:space-between;align-items:end;gap:50px;padding:65px 0 72px}.horizon-heading h2{font-size:clamp(50px,6.2vw,94px);line-height:1.4;letter-spacing:-3px}.horizon-cta{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:22px 0;border-bottom:1px solid #ffffff9b;font-size:16px;min-width:225px;margin-bottom:17px}.horizon-cta small{display:block;font-size:8px;letter-spacing:1.4px;margin-top:10px;color:#c9d0fc}.big-arrow{font-size:51px;line-height:1;transition:transform .25s}.horizon-cta:hover .big-arrow{transform:translate(5px,-5px)}.horizon-bottom{font-size:9px;color:#c7cef9;letter-spacing:1.5px}.horizon-bottom a{letter-spacing:0;min-height:44px;display:flex;align-items:center}.site-footer{padding-top:63px;padding-bottom:26px}.footer-top{display:flex;align-items:end;justify-content:space-between;padding-bottom:39px;gap:32px}.footer-brand{font-size:clamp(40px,9vw,145px);font-weight:700;line-height:.9;letter-spacing:-.075em;position:relative}.footer-brand>span{font-weight:400;font-size:16px;letter-spacing:0;vertical-align:top;display:inline-block;margin-top:5px;margin-left:7px}.footer-top p{font-size:10px;color:var(--muted);line-height:2.2;padding-bottom:5px;white-space:nowrap}.footer-bottom{border-top:1px solid var(--line);padding-top:22px;font-size:9px;letter-spacing:.6px;color:var(--muted)}.footer-bottom a{padding-block:8px}.footer-bottom a:hover{color:var(--blue)}
@keyframes seal-turn{to{transform:rotate(360deg)}}
@media(min-width:1700px){.wrap{width:calc(100% - 160px)}}
@media(max-width:1100px){.wrap{width:calc(100% - 64px)}.brand-cn{display:none}.desktop-nav{gap:22px;margin-right:20px}h1{font-size:8.6vw;letter-spacing:-4px}.hero-seal{width:73px;height:73px;top:19px}.hero-aside p{font-size:12px}.hero-intro{grid-template-columns:1.4fr .6fr;padding-top:33px}.hero-meta{font-size:9px}.section-space{padding-block:85px}.origin-content{gap:45px}.workbench{gap:35px}.tool-name{font-size:22px}.tool-tab{gap:18px}.editor-content{padding-inline:20px}.horizon-heading{gap:30px}.footer-top p{font-size:9px}.footer-brand>span{font-size:13px}.hero-caption{font-size:8px}.caption-middle{font-size:9px}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.site-header{height:80px;gap:13px}.brand-symbol{width:29px;height:29px}.brand{gap:6px}.brand-name{font-size:20px}.desktop-nav{display:none}.header-cta{margin-left:auto;padding:11px 12px;font-size:10px;gap:13px}.header-cta span{font-size:18px}.menu-toggle{display:block;flex-shrink:0;width:30px}.hero{padding-top:25px}.hero-meta>span:last-child{font-size:8px}.hero-meta>span:first-child{font-size:8px;letter-spacing:1px;gap:7px}.hero-intro{grid-template-columns:1fr;padding-top:30px;padding-bottom:30px;gap:22px}h1{font-size:clamp(54px,12.5vw,90px);letter-spacing:-2.8px;line-height:1.3}.hero-aside{display:flex;justify-content:space-between;align-items:end;gap:12px;padding-bottom:0}.hero-aside p{font-size:11px;line-height:1.9}.hero-aside .text-link{font-size:10px;gap:11px;margin-top:0;white-space:nowrap;padding-bottom:7px}.hero-aside .text-link span{font-size:20px}.desktop-break{display:none}.hero-seal{width:67px;height:67px;top:40px;right:0}.hero-seal>span{font-size:27px}.tide-scene{height:450px}.tide-scene>img{object-position:63% center}.scene-top{left:20px;right:20px;top:21px;gap:12px;font-size:8px;letter-spacing:1px}.scene-top>span:last-child{font-size:7px;letter-spacing:.6px}.scene-title{font-size:clamp(36px,8.5vw,62px);left:21px;bottom:99px;line-height:1.09}.scene-bottom{left:21px;right:20px;bottom:23px;font-size:10px;gap:12px}.motion-toggle{font-size:8px;padding:8px 9px;gap:7px;min-height:36px}.hero-caption{font-size:7px;padding:15px 0}.caption-middle{display:none}.section-space{padding-block:65px}.section-index{font-size:8px;padding-bottom:20px}.section-index>span:first-child{letter-spacing:1.3px}.section-index>span:last-child{letter-spacing:0}.origin-content{grid-template-columns:1fr;gap:28px;padding:33px 0 40px}h2{font-size:clamp(32px,6.7vw,48px);letter-spacing:-1.6px;line-height:1.5}.origin-copy{margin-left:0;max-width:none;padding-top:0}.origin-copy p{font-size:12px;line-height:2}.origin-copy p+p{margin-top:15px}.origin-copy .text-link{font-size:11px;margin-top:19px}.principles{gap:0}.principle{padding:19px 12px 0 0}.principle+.principle{padding-left:15px}.principle h3{font-size:15px;letter-spacing:-.4px;margin-top:18px;margin-bottom:10px}.principle p{font-size:10px;line-height:1.9}.small-index{font-size:9px}.tools-heading,.process-heading{margin-top:30px;margin-bottom:33px;gap:18px}.tools-heading>p,.process-heading>p{font-size:10px;padding-right:0;padding-bottom:7px}.workbench{grid-template-columns:1fr;gap:25px}.tool-selector{display:grid;grid-template-columns:1fr 1fr;gap:0}.tool-tab{padding:17px 9px 17px 0;gap:12px}.tool-tab:nth-child(even){padding-left:15px;border-left:1px solid #bdc2b7}.tool-name{font-size:16px}.tool-name small{font-size:7px;letter-spacing:.8px;margin-top:5px}.tool-number{font-size:9px;margin-top:4px}.tool-arrow{font-size:20px}.panel-label{font-size:8px}.editor-header{padding-inline:16px;font-size:8px;gap:9px}.editor-content{padding:22px 20px 20px;min-height:250px}.sample-block p{font-size:12px}.editor-divider{font-size:8px;padding:17px 0;gap:7px}.sample-chip{font-size:7px}.editor-footer{font-size:9px;padding:12px 19px}.tool-description{padding-top:23px}.tool-description h3{font-size:16px}.tool-description p{font-size:11px}.circle-link{width:42px;height:42px}.tool-note{font-size:9px}.process-list li{grid-template-columns:24px 1fr 25px;gap:11px;padding:24px 0}.process-list h3{font-size:19px}.process-list p{font-size:11px;grid-column:2;grid-row:2}.process-arrow{grid-column:3;grid-row:1/3;font-size:24px}.process-number{font-size:9px}.horizon-inner{padding-top:32px;padding-bottom:24px}.horizon-heading{display:block;padding-top:36px;padding-bottom:27px}.horizon-heading h2{font-size:clamp(41px,9.8vw,70px);letter-spacing:-2px}.horizon-cta{max-width:265px;font-size:14px;padding-block:18px;margin-top:30px;gap:22px}.big-arrow{font-size:43px}.horizon-cta small{font-size:7px}.horizon-bottom{font-size:8px;letter-spacing:.8px}.site-footer{padding-top:42px;padding-bottom:22px}.footer-top{display:block;padding-bottom:28px}.footer-brand{font-size:13.4vw;letter-spacing:-.075em;display:inline-block}.footer-brand>span{font-size:10px;margin-top:2px;margin-left:4px}.footer-top p{margin-top:19px;font-size:9px}.footer-bottom{flex-wrap:wrap;gap:12px;padding-top:18px;font-size:7px}.footer-bottom>span:nth-child(2){display:none}}
@media(max-width:360px){.wrap{width:calc(100% - 30px)}.header-cta{padding:9px;font-size:9px;gap:7px}.brand-name{font-size:18px}.hero-meta>span:last-child{display:none}.hero-seal{width:52px;height:52px;top:32px}h1{font-size:12vw}.hero-aside{display:block}.hero-aside .text-link{margin-top:15px}.tide-scene{height:400px}.scene-title{font-size:8.5vw}.scene-top>span:last-child{display:none}.principle+.principle{padding-left:10px}.principle h3{font-size:13px}.tools-heading>p,.process-heading>p{font-size:9px}.tool-name{font-size:14px}.tool-tab{gap:8px}.editor-divider{flex-wrap:wrap}.sample-chip{margin-left:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.hero-seal svg{animation:none}.tide-scene>canvas{display:none}.tide-scene.has-canvas>img{opacity:1}}