:root{--paper:#f2eee6;--paper-light:#faf7f0;--paper-deep:#e7e0d4;--ink:#171817;--ink-soft:#4f514d;--ink-muted:#797b75;--line:#17181721;--red:#a53d30;--red-dark:#7e2c24;--green:#2f6654;--white:#fffdf8;--serif:"Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC", Georgia, serif;--sans:"Microsoft YaHei UI", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;--mono:"Cascadia Code", "SFMono-Regular", Consolas, monospace}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper)}body{background:radial-gradient(circle at 18% 2%, #ffffffb8, transparent 27rem), var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;margin:0;overflow-x:clip}a{color:inherit;text-decoration:none}button,input{font:inherit}button:focus-visible,a:focus-visible{outline:2px solid var(--red);outline-offset:4px}img{display:block}.site-header{z-index:20;border-bottom:1px solid var(--line);grid-template-columns:1fr auto 1fr;align-items:center;width:min(1440px,100% - 56px);height:82px;margin:0 auto;display:grid;position:relative}.brand{align-items:center;gap:11px;width:fit-content;display:inline-flex}.brand img{filter:drop-shadow(0 4px 7px #17181721)}.brand span{gap:1px;display:grid}.brand strong{font:600 20px/1 var(--serif);letter-spacing:.12em}.brand small{color:var(--ink-muted);font:600 8px/1 var(--sans);letter-spacing:.24em}.site-header nav{color:var(--ink-soft);align-items:center;gap:34px;font-size:13px;display:flex}.site-header nav a,footer a{transition:color .16s}.site-header nav a:hover,footer a:hover{color:var(--red)}.header-cta{border:1px solid var(--ink);border-radius:2px;justify-self:end;padding:10px 17px;font-size:12px;transition:all .16s}.header-cta:hover{background:var(--ink);color:var(--white)}.hero{grid-template-columns:minmax(370px,.8fr) minmax(620px,1.35fr);align-items:center;gap:58px;width:min(1440px,100% - 56px);min-height:700px;margin:0 auto;padding:88px 0 102px;display:grid;position:relative}.hero:before{content:"INK";color:#17181707;font:800 clamp(110px, 14vw, 220px)/1 var(--sans);letter-spacing:-.08em;pointer-events:none;position:absolute;top:22px;left:-10px}.hero-copy{z-index:2;position:relative}.eyebrow,.kicker{color:var(--red);letter-spacing:.16em;text-transform:uppercase;font-size:11px;font-weight:700}.eyebrow{align-items:center;gap:10px;margin-bottom:24px;display:flex}.eyebrow i{background:var(--red);width:24px;height:1px}.hero h1,.section h2,.safety-section h2,.release h2{font-family:var(--serif);letter-spacing:-.04em;margin:0;font-weight:600}.hero h1{font-size:clamp(48px,4.65vw,76px);line-height:1.16}.hero h1 em{color:var(--red);font-style:normal}.hero-lead{max-width:590px;color:var(--ink-soft);margin:26px 0 0;font-size:16px;line-height:1.9}.hero-actions{gap:12px;margin-top:36px;display:flex}.button{border:1px solid var(--line);border-radius:2px;justify-content:center;align-items:center;gap:20px;min-height:48px;padding:0 22px;font-size:13px;transition:transform .16s,background .16s,color .16s;display:inline-flex}.button:hover{transform:translateY(-2px)}.button.primary{border-color:var(--red);background:var(--red);color:var(--white)}.button.primary:hover{background:var(--red-dark)}.button.quiet:hover{border-color:var(--ink);background:#ffffff73}.hero-notes{color:var(--ink-muted);flex-wrap:wrap;gap:18px;margin:28px 0 0;padding:0;font-size:11px;list-style:none;display:flex}.hero-notes li{align-items:center;gap:6px;display:flex}.hero-notes span{color:var(--green)}.product-stage{min-width:0;padding:32px 0 0;position:relative}.ink-ring{border:1px solid #1718170f;border-radius:50%;position:absolute}.ring-one{width:380px;height:380px;top:-24px;right:-80px}.ring-two{width:270px;height:270px;bottom:-82px;left:-48px}@media (width<=1400px){.ring-one{right:0}}.app-window{z-index:2;color:#e6e3dc;transform-origin:50%;background:#1d1d1c;border:1px solid #17181733;border-radius:10px;position:relative;overflow:hidden;transform:perspective(1500px)rotateY(-3deg)rotateX(1deg);box-shadow:0 38px 80px #231d1733,0 8px 24px #231d171f}.window-bar{background:#171716;border-bottom:1px solid #ffffff12;justify-content:space-between;align-items:center;height:42px;padding:0 14px;display:flex}.window-brand{letter-spacing:.08em;align-items:center;gap:8px;font-size:10px;font-weight:600;display:flex}.window-brand img{width:19px;height:19px}.window-actions{gap:12px;display:flex}.window-actions i{border:1px solid #686862;border-radius:50%;width:8px;height:8px}.app-body{grid-template-columns:146px minmax(280px,1fr) 148px;height:450px;display:grid}.app-sidebar,.deskpad{background:#181817;padding:16px 11px}.app-sidebar{border-right:1px solid #ffffff12}.app-sidebar button{color:#d8d5ce;text-align:left;background:#222221;border:1px solid #ffffff1f;border-radius:4px;width:100%;height:32px;padding:0 10px;font-size:9px}.side-label{color:#6f6f69;letter-spacing:.08em;margin:18px 7px 7px;font-size:8px;display:block}.side-item{border-left:2px solid #0000;border-radius:2px;gap:4px;padding:9px 8px;display:grid}.side-item.active{background:#232322;border-left-color:#a95748}.side-item b{color:#c8c5be;text-overflow:ellipsis;white-space:nowrap;font-size:8px;font-weight:500;overflow:hidden}.side-item small{color:#686862;font-size:7px}.side-spacer{height:184px}.side-status{color:#72726d;align-items:center;gap:5px;font-size:7px;display:flex}.side-status i{background:#5e9c7f;border-radius:50%;width:5px;height:5px}.app-chat{background:#1e1e1d;grid-template-rows:48px 1fr auto;min-width:0;display:grid}.chat-top{border-bottom:1px solid #ffffff0f;justify-content:space-between;align-items:center;padding:0 16px;display:flex}.chat-top>div{gap:3px;display:grid}.chat-top strong{color:#d9d6cf;font-size:9px;font-weight:500}.chat-top small,.chat-top>span{color:#777770;font-size:7px}.chat-thread{padding:19px 21px}.user-bubble{color:#d5d1c9;background:#2d2c2a;border-radius:7px 7px 2px;width:fit-content;max-width:75%;margin-left:auto;padding:10px 12px;font-size:8px;line-height:1.5}.assistant-row{grid-template-columns:24px 1fr;gap:9px;margin-top:19px;display:grid}.assistant-mark{color:#f7eee3;width:24px;height:24px;font:600 10px var(--serif);background:#87392f;border-radius:5px;place-items:center;display:grid}.assistant-row strong{color:#d8d4cc;font-size:8px;font-weight:500}.assistant-row p{color:#8d8b84;margin:5px 0 0;font-size:7px;line-height:1.55}.task-card{background:#191918;border:1px solid #ffffff14;border-radius:5px;margin:15px 0 0 33px;padding:12px}.task-head,.task-line{align-items:center;display:flex}.task-head{justify-content:space-between;margin-bottom:9px}.task-head span{color:#a8a59f;align-items:center;gap:5px;font-size:7px;display:flex}.task-head span i{background:#a95748;border-radius:50%;width:5px;height:5px;box-shadow:0 0 0 3px #a957481f}.task-head b{color:#9a645b;font:500 7px var(--mono)}.task-line{color:#74736e;border-top:1px solid #ffffff0b;gap:8px;min-height:25px;font-size:7px}.task-line span{color:#555550;font:6px var(--mono)}.task-line b{color:#96938d;flex:1;font-weight:400}.task-line em{color:#666660;font-style:normal}.task-line.current b,.task-line.current em{color:#b26c60}.task-progress{background:#292927;border-radius:2px;height:2px;margin-top:8px;overflow:hidden}.task-progress i{background:#a64e40;width:68%;height:100%;display:block}.composer{color:#696963;background:#242422;border:1px solid #ffffff1a;border-radius:6px;justify-content:space-between;align-items:center;min-height:45px;margin:0 18px 16px;padding:0 8px 0 13px;font-size:7px;display:flex}.composer button{color:#f1e8df;background:#8d4035;border:0;border-radius:4px;width:28px;height:28px;font-size:13px}.deskpad{border-left:1px solid #ffffff12}.desk-title{color:#bab7b0;justify-content:space-between;align-items:center;font-size:9px;display:flex}.desk-title strong{font-weight:500}.desk-title span{color:#73736d;background:#2b2b29;border-radius:8px;padding:2px 5px;font-size:6px}.desk-block{background:#1f1f1e;border:1px solid #ffffff12;border-radius:4px;gap:4px;margin-top:12px;padding:10px 8px;display:grid}.desk-block small{color:#8a4d43;text-transform:uppercase;font-size:6px}.desk-block b{color:#aaa7a0;text-overflow:ellipsis;white-space:nowrap;font-size:7px;font-weight:500;overflow:hidden}.desk-block span{color:#5f5f5a;text-overflow:ellipsis;white-space:nowrap;font-size:6px;overflow:hidden}.stage-caption{width:fit-content;color:var(--ink-muted);letter-spacing:.04em;margin:18px 15px 0 auto;font-size:10px}.stage-caption span{color:var(--red);margin-right:10px;font-weight:700}.metric-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(4,1fr);width:min(1440px,100% - 56px);margin:0 auto;padding:28px 0;display:grid}.metric-strip div{border-left:1px solid var(--line);gap:5px;padding:4px 28px;display:grid}.metric-strip div:first-child{border-left:0;padding-left:0}.metric-strip strong{font:600 22px var(--serif)}.metric-strip span{color:var(--ink-muted);font-size:10px}.section{width:min(1240px,100% - 56px);margin:0 auto;padding:126px 0}.section-heading{grid-template-columns:1.2fr .8fr;align-items:end;gap:80px;margin-bottom:52px;display:grid}.section-heading h2,.workflow h2,.release h2{margin-top:18px;font-size:clamp(38px,4vw,60px);line-height:1.2}.section-heading>p,.workflow-copy>p,.release-copy>p{color:var(--ink-soft);margin:0;font-size:14px;line-height:1.9}.capability-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.capability-card{border-right:1px solid var(--line);border-bottom:1px solid var(--line);flex-direction:column;min-height:300px;padding:34px 30px 28px;transition:background .18s,transform .18s;display:flex}.capability-card:hover{z-index:1;background:#fffdf89e;transform:translateY(-3px)}.card-index{color:var(--red);font:600 10px var(--mono)}.capability-card h3,.workflow-list h3,.safety-grid h3,.faq h3{font:600 22px var(--serif);margin:30px 0 12px}.capability-card p{color:var(--ink-soft);margin:0;font-size:13px;line-height:1.85}.tag-row{flex-wrap:wrap;gap:7px;margin-top:auto;padding-top:28px;display:flex}.tag-row span{border:1px solid var(--line);color:var(--ink-muted);border-radius:2px;padding:5px 8px;font-size:9px}.workflow{grid-template-columns:.82fr 1.18fr;gap:120px;display:grid}.workflow-copy{height:fit-content;position:sticky;top:45px}.workflow-copy>p{margin-top:24px}.workflow-callout{border-top:1px solid var(--line);color:var(--ink-soft);font:500 14px var(--serif);align-items:center;gap:15px;margin-top:45px;padding-top:24px;display:flex}.workflow-callout i{background:var(--red);width:36px;height:36px;color:var(--white);border-radius:50%;place-items:center;font-style:normal;display:grid}.workflow-list{border-top:1px solid var(--line);margin:0;padding:0;list-style:none}.workflow-list li{border-bottom:1px solid var(--line);grid-template-columns:62px 1fr;min-height:150px;padding:29px 0;display:grid}.workflow-list>li>span{color:var(--red);font:600 10px var(--mono)}.workflow-list h3{margin:0 0 10px;font-size:21px}.workflow-list p{max-width:600px;color:var(--ink-soft);margin:0;font-size:13px;line-height:1.8}.safety-section{color:#e8e5dd;background:#1b1d1b;grid-template-columns:.82fr 1.18fr;gap:110px;padding:118px max(28px,50vw - 620px);display:grid;position:relative;overflow:hidden}.safety-section:after{content:"安";color:#ffffff06;font:600 360px var(--serif);pointer-events:none;position:absolute;bottom:-150px;right:-30px}.kicker.light{color:#b9685a}.safety-section h2{margin-top:18px;font-size:clamp(38px,4vw,60px);line-height:1.2}.safety-intro>p{color:#9b9d97;max-width:510px;margin:25px 0 0;font-size:14px;line-height:1.9}.safety-grid{z-index:1;border-top:1px solid #ffffff1f;border-left:1px solid #ffffff1f;grid-template-columns:repeat(2,1fr);display:grid;position:relative}.safety-grid article{border-bottom:1px solid #ffffff1f;border-right:1px solid #ffffff1f;grid-template-columns:32px 1fr;gap:10px;min-height:210px;padding:25px;display:grid}.safety-grid article>span{color:#b9685a;font:600 9px var(--mono)}.safety-grid h3{color:#e8e5dd;margin:0 0 12px;font-size:17px}.safety-grid p{color:#90928c;margin:0;font-size:12px;line-height:1.8}.release{grid-template-columns:.14fr 1fr .58fr;align-items:center;gap:52px;display:grid;position:relative}.release-mark{border:1px solid var(--red);width:82px;height:82px;color:var(--red);font:600 32px var(--serif);border-radius:50%;place-items:center;display:grid}.release-copy>p{max-width:660px;margin-top:23px}.release-status{flex-wrap:wrap;gap:12px 20px;margin-top:29px;display:flex}.release-status span{color:var(--ink-muted);align-items:center;gap:7px;font-size:10px;display:flex}.release-status i{border:1px solid var(--ink-muted);border-radius:50%;width:7px;height:7px}.release-status i.done{border-color:var(--green);background:var(--green)}.release-status i.doing{border-color:var(--red);background:var(--red);box-shadow:0 0 0 3px #a53d301f}.release-card{border:1px solid var(--line);text-align:center;background:#fffdf8a6;border-radius:6px;justify-items:center;padding:32px 28px;display:grid;box-shadow:0 22px 55px #231d1714}.release-card img{filter:drop-shadow(0 10px 14px #1718172e);margin-bottom:18px}.release-card strong{font:600 20px var(--serif)}.release-card>span{color:var(--ink-muted);margin-top:6px;font-size:10px}.release-card button{color:#85827d;cursor:not-allowed;background:#d8d2c7;border:0;border-radius:2px;width:100%;height:43px;margin-top:24px;font-size:11px}.release-card small{color:var(--ink-muted);margin-top:12px;font-size:8px;line-height:1.5}.faq{border-top:1px solid var(--line);padding-top:70px}.section-heading.compact{grid-template-columns:1fr;margin-bottom:38px}.section-heading.compact h2{font-size:clamp(34px,3vw,48px)}.faq-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(2,1fr);display:grid}.faq article{border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:175px;padding:27px 30px}.faq h3{margin:0 0 13px;font-size:17px}.faq p{color:var(--ink-soft);margin:0;font-size:12px;line-height:1.85}footer{border-top:1px solid var(--line);grid-template-columns:1fr auto auto auto;align-items:center;gap:45px;width:min(1440px,100% - 56px);min-height:130px;margin:0 auto;display:grid}footer p,footer>small{color:var(--ink-muted);font-size:10px}footer>div{color:var(--ink-soft);gap:20px;font-size:10px;display:flex}.filing-records{flex-wrap:wrap;grid-column:1/-1;justify-content:center;margin-top:-28px}.filing-records a{text-underline-offset:3px;text-decoration:underline}.footer-brand strong{font-size:17px}@media (width<=1180px){.hero{grid-template-columns:1fr;padding-top:65px}.hero-copy{max-width:780px}.product-stage{width:min(900px,100%);margin:0 auto}.workflow,.safety-section{gap:65px}.release{grid-template-columns:auto 1fr}.release-card{grid-column:2;max-width:390px}}@media (width<=860px){.site-header{grid-template-columns:1fr auto}.site-header nav{display:none}.app-body{grid-template-columns:126px 1fr}.deskpad{display:none}.capability-grid{grid-template-columns:repeat(2,1fr)}.workflow,.safety-section{grid-template-columns:1fr}.workflow-copy{position:static}.section-heading{grid-template-columns:1fr;gap:25px}.metric-strip{grid-template-columns:repeat(2,1fr)}.metric-strip div:nth-child(3){border-left:0;padding-left:0}.metric-strip div:nth-child(n+3){margin-top:20px}footer{grid-template-columns:1fr auto;padding:30px 0}footer p,footer>small{grid-column:1/-1;margin:0}}@media (width<=620px){.site-header,.hero,.metric-strip,footer{width:min(100% - 32px,1440px)}.section{width:min(100% - 32px,1240px);padding:88px 0}.site-header{height:70px}.header-cta{padding:9px 11px;font-size:10px}.hero{gap:45px;min-height:auto;padding:58px 0 78px}.hero h1{font-size:42px}.hero-lead{font-size:14px}.hero-actions{flex-direction:column}.button{width:100%}.product-stage{margin-right:-16px;padding-right:16px;overflow:hidden}.app-window{transform-origin:0 0;width:650px;margin-bottom:-166px;transform:scale(.63)}.stage-caption{text-align:right;margin-top:12px}.metric-strip div{padding:4px 15px}.metric-strip strong{font-size:18px}.capability-grid,.faq-grid,.safety-grid{grid-template-columns:1fr}.capability-card{min-height:260px}.workflow-list li{grid-template-columns:45px 1fr}.safety-section{padding:85px 16px}.release{grid-template-columns:1fr}.release-mark{width:60px;height:60px;font-size:24px}.release-card{grid-column:1;max-width:none}footer{grid-template-columns:1fr;gap:20px}footer p,footer>small,.filing-records{grid-column:1}.filing-records{justify-content:flex-start;margin-top:0}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important}}
