@import"https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Noto+Sans+SC:wght@400;500;600;700;800&family=Noto+Serif+SC:wght@500;600;700&display=swap";:root{color-scheme:light;--paper:#f6f3ea;--white:#fffdf7;--ink:#201b14;--muted:#746d61;--line:rgba(91,64,20,.16);--strong-line:rgba(91,64,20,.3);--accent:#b58a2f;--accent-dark:#8b681d;--accent-soft:#f3ebdd;--rose:#c9827a;--rose-dark:#9b5a55;--sage:#837858;--radius:16px;--shell:1380px;--font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;--font-display:"Noto Serif SC","Songti SC","STSong",serif;--font-mono:"DM Mono","SFMono-Regular",Consolas,monospace;font-family:var(--font-sans);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper)}body{position:relative;margin:0;background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;z-index:-1;top:0;right:0;bottom:0;left:0;pointer-events:none;background-image:url(/assets/mongol-ornament.svg);background-size:320px 320px;background-position:16px 90px;opacity:.55}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.app-shell{overflow:hidden}.mobile-nav{display:none}.site-header{position:sticky;top:0;z-index:40;height:68px;display:flex;align-items:center;gap:36px;padding:0 28px;background:#f6f3ead6;border-bottom:1px solid rgba(91,64,20,.14);backdrop-filter:blur(26px) saturate(140%);-webkit-backdrop-filter:blur(26px) saturate(140%)}.site-header:after{content:"";position:absolute;inset:auto 0 0;height:1px;background:linear-gradient(90deg,transparent,rgba(181,138,47,.48),transparent)}.brand{display:inline-flex;align-items:center;gap:11px;font-size:15px;font-weight:750;letter-spacing:-.045em;white-space:nowrap}.brand-mark{width:25px;height:25px;display:flex;align-items:center;justify-content:center;gap:2px;transform:rotate(-15deg)}.brand-mark i{width:4px;height:18px;border-radius:99px;background:var(--ink)}.brand-mark i:nth-child(2){height:24px;background:var(--accent)}.brand-mark i:nth-child(3){height:13px;background:var(--sage)}.main-nav{display:flex;align-items:center;gap:28px;margin-left:auto}.nav-link{position:relative;padding:25px 0 23px;color:#877e70;font-size:12px;transition:color .2s ease}.nav-link:hover,.nav-link.active{color:var(--ink)}.nav-link:after{content:"";position:absolute;right:100%;bottom:-1px;left:0;height:2px;background:var(--accent);transition:right .2s ease}.nav-link:hover:after,.nav-link.active:after{right:0}.header-status{display:inline-flex;align-items:center;gap:7px;color:#877e70;font-family:var(--font-mono);font-size:10px;text-transform:uppercase}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px #b58a2f29}.header-cta{border:0;padding:0;color:var(--ink);background:transparent;font-size:12px;font-weight:650}.header-cta span{margin-left:8px;color:var(--rose-dark)}.section-shell{max-width:var(--shell);margin:0 auto;padding-left:28px;padding-right:28px}.hero{display:grid;grid-template-columns:minmax(320px,.78fr) minmax(480px,1.22fr);min-height:calc(100vh - 68px);align-items:center;gap:clamp(40px,6vw,100px);padding-top:62px;padding-bottom:72px}.hero-copy{display:flex;flex-direction:column;justify-content:center;padding-left:5%}.overline{display:flex;align-items:center;gap:9px;margin:0 0 22px;color:var(--accent);font-family:var(--font-mono);font-size:9px;letter-spacing:.11em;text-transform:uppercase}.overline-dot{width:5px;height:5px;border-radius:50%;background:var(--accent)}h1,h2,h3,p{margin-top:0}h1,.section-intro h2,.assistant-context h3{font-family:var(--font-display);font-weight:700;letter-spacing:-.02em;text-wrap:balance}h1 em{font-family:inherit}p{font-family:var(--font-sans);text-wrap:pretty}h1{max-width:7ch;margin-bottom:26px;font-size:clamp(4rem,7vw,6.6rem);line-height:.89;letter-spacing:-.02em;font-weight:700}h1 em{color:var(--accent);font-style:normal}.hero-lede{max-width:27rem;margin-bottom:30px;color:var(--muted);font-size:15px;line-height:1.85}.hero-actions{display:flex;align-items:center;gap:24px}.button{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:0 19px;border:1px solid transparent;border-radius:999px;font-size:12px;font-weight:700;transition:transform .2s ease,background .2s ease,border-color .2s ease}.button:hover{transform:translateY(-2px)}.button:active{transform:translateY(0) scale(.98)}.button-primary{color:#fff;background:var(--ink);border-color:var(--ink)}.button-primary:hover{color:#fff;background:#333;border-color:#333}.button-secondary{color:var(--ink);background:var(--white);border-color:var(--line)}.button-secondary:hover{border-color:var(--strong-line);background:#fafafa}.button-full{width:100%;margin-top:4px}.button:disabled{cursor:wait;opacity:.55}.text-link{border:0;padding:0;color:var(--ink);background:transparent;font-size:12px;font-weight:650}.text-link span{margin-left:7px;color:var(--rose-dark)}.hero-index{display:flex;align-items:center;gap:11px;margin-top:70px;color:#929297;font-family:var(--font-mono);font-size:10px;text-transform:uppercase}.hero-index strong{color:var(--accent);font-weight:500}.index-line{width:38px;height:1px;background:#c5c5c8}.hero-art{position:relative;min-height:610px;overflow:hidden;border-radius:26px;background:#dbdad5;box-shadow:0 28px 80px #0000001f}.hero-art:before{content:"";position:absolute;z-index:1;top:0;right:0;bottom:0;left:0;pointer-events:none;background:linear-gradient(180deg,rgba(0,0,0,.02),transparent 55%,rgba(0,0,0,.48))}.hero-art:after{content:"";position:absolute;z-index:2;top:12px;right:12px;bottom:12px;left:12px;border:1px solid rgba(255,255,255,.28);pointer-events:none}.hero-art>img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.7,.2,1)}.hero-art:hover>img{transform:scale(1.025)}.art-caption{position:absolute;z-index:3;right:28px;bottom:25px;left:28px;display:flex;justify-content:space-between;align-items:end;color:#fff;font-family:var(--font-mono);font-size:9px;letter-spacing:.04em}.art-caption span{opacity:.7}.art-stamp{position:absolute;z-index:3;top:28px;right:30px;display:grid;place-items:center;width:45px;height:45px;border:1px solid rgba(255,255,255,.6);color:#fff;font-family:var(--font-display);font-size:18px}.art-label{position:absolute;z-index:3;top:31px;left:30px;color:#ffffffc7;font-family:var(--font-mono);font-size:8px;line-height:1.45;letter-spacing:.16em}.workspace,.recognition,.assistant,.comparison{padding-top:118px;padding-bottom:122px;border-top:1px solid var(--line)}.workspace{background:#f5f5f7}.section-intro{display:flex;justify-content:space-between;align-items:end;gap:48px;margin-bottom:45px}.section-intro .overline{margin-bottom:13px}.section-intro h2{margin-bottom:0;font-size:clamp(2.4rem,4.7vw,5rem);line-height:.97;letter-spacing:-.02em;font-weight:700}.section-intro>p{max-width:27rem;margin-bottom:3px;color:var(--muted);font-size:13px;line-height:1.75}.studio-grid{display:grid;grid-template-columns:minmax(280px,.7fr) minmax(0,1.3fr);gap:clamp(34px,6vw,92px)}.control-panel{padding:0;border:0;border-top:1px solid var(--ink);border-radius:0;background:transparent}.panel-heading{display:flex;align-items:center;gap:12px;margin:22px 0 24px}.panel-heading h3{margin:0;font-size:14px;font-weight:700;letter-spacing:-.03em}.panel-number{color:var(--accent);font-family:var(--font-mono);font-size:9px}.upload-zone,.recognition-upload{position:relative;min-height:160px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;border:1px dashed #bbbabe;border-radius:16px;background:#ffffff80;cursor:pointer;text-align:center;transition:border-color .2s ease,background .2s ease,transform .2s ease}.upload-zone:hover,.upload-zone.dragging,.recognition-upload:hover,.recognition-upload.dragging{border-color:var(--accent);background:#c557370e;transform:translateY(-2px)}.upload-icon{color:var(--accent);font-size:25px;line-height:1}.upload-zone strong,.recognition-upload strong{font-size:12px}.upload-zone small,.recognition-upload small{max-width:18rem;color:var(--muted);font-size:11px;line-height:1.55}.field-group{display:flex;flex-direction:column;gap:8px;margin-top:22px}.field-group>label{color:#76767b;font-family:var(--font-mono);font-size:9px;letter-spacing:.05em;text-transform:uppercase}select,input{width:100%;height:43px;padding:0 13px;border:1px solid var(--line);border-radius:11px;outline:0;color:var(--ink);background:#ffffffb8;font-size:12px;transition:border-color .2s ease,box-shadow .2s ease}select:focus,input:focus{border-color:var(--accent);box-shadow:0 0 0 4px #c557371a}.segmented{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:4px;border:1px solid var(--line);border-radius:12px;background:#e9e9eb}.segment{min-height:34px;padding:0 5px;border:0;border-radius:8px;color:#77777c;background:transparent;font-size:11px}.segment.active{color:var(--ink);background:#fff;box-shadow:0 2px 7px #00000014;font-weight:700}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field-note{justify-content:end;padding-bottom:10px;color:#8c8c91;font-size:11px;line-height:1.55}.form-message{min-height:17px;margin:11px 0 0;color:var(--muted);font-size:11px;line-height:1.55}.form-message.success{color:#5e7c53}.form-message.error,.inline-error{color:var(--rose-dark)}.button-spinner{display:none;width:12px;height:12px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}#generate-button.loading .button-label{display:none}#generate-button.loading .button-spinner{display:inline-block}.result-panel{min-width:0;padding:0;border:0;border-radius:0;background:transparent}.result-heading{justify-content:space-between;margin-bottom:14px}.result-heading>div{display:flex;align-items:center;gap:12px}.result-label{color:#8c8c91;font-family:var(--font-mono);font-size:10px;text-transform:uppercase}.result-stage{position:relative;min-height:495px;overflow:hidden;border-radius:21px;background:#deddd8;box-shadow:0 19px 45px #0000001a}.result-stage img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .25s ease}.result-stage img.visible{opacity:1}.result-placeholder{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;color:#77777b;font-size:12px}.result-stage.has-result .result-placeholder{display:none}.result-overlay{position:absolute;z-index:2;right:18px;bottom:17px;left:18px;display:flex;justify-content:space-between;color:#ffffffd1;font-family:var(--font-mono);font-size:10px;text-transform:uppercase}.result-stage:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;background:linear-gradient(180deg,transparent 66%,rgba(0,0,0,.34))}.result-footer{display:flex;align-items:center;justify-content:space-between;padding-top:15px}.result-footer strong,.result-footer span{display:block}.result-footer strong{font-size:12px}.result-footer span{margin-top:5px;color:var(--muted);font-family:var(--font-mono);font-size:9px}.icon-button{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;color:var(--ink);background:#fff;font-size:16px;transition:transform .2s ease,border-color .2s ease,color .2s ease}.icon-button:hover{transform:translateY(-2px);color:var(--accent);border-color:var(--rose-dark)}.recognition{background:#ececef}.recognition-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,6vw,92px)}.recognition-upload{min-height:345px}.recognition-upload #pattern-preview{position:absolute;top:0;right:0;bottom:0;left:0;display:none;width:100%;height:100%;object-fit:cover;border-radius:15px}.recognition-upload #pattern-preview.visible{display:block}.recognition-upload.has-preview>*:not(#pattern-preview){display:none}.recognition-result{align-self:center;padding:24px 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--line);background:transparent}.result-kicker{color:var(--accent);font-family:var(--font-mono);font-size:9px;letter-spacing:.07em;text-transform:uppercase}.recognition-empty{min-height:185px;display:flex;flex-direction:column;justify-content:center;gap:8px}.empty-line{width:72%;height:11px;border-radius:3px;background:#d9d9dd}.empty-line.short{width:46%}.recognition-empty p{margin:13px 0 0;color:var(--muted);font-size:11px;line-height:1.7}.recognition-empty strong{font-size:2.1rem;letter-spacing:-.06em}.engine-setting{margin-top:14px;padding:14px 0 0;border-top:1px solid var(--line)}.engine-setting-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:9px;color:var(--ink);font-size:11px;font-weight:700}.engine-setting-head small{color:var(--muted);font-size:10px;font-weight:400}.engine-switch{display:grid;grid-template-columns:repeat(2,1fr);gap:5px;padding:4px;border:1px solid var(--line);border-radius:12px;background:#ffffff8f}.engine-option{display:flex;flex-direction:column;align-items:flex-start;gap:4px;min-height:52px;padding:9px 11px;border:0;border-radius:8px;color:var(--muted);background:transparent;text-align:left;cursor:pointer}.engine-option strong{font-size:11px;color:inherit}.engine-option span{font-size:10px;color:inherit}.engine-option.active{color:var(--ink);background:var(--white);box-shadow:0 2px 7px #00000014}.assistant{color:#fff;background:#1d1d1f}.assistant .section-intro>p{color:#98989e}.assistant .overline{color:#d39d76}.assistant-grid{display:grid;grid-template-columns:minmax(260px,.7fr) minmax(0,1.3fr);gap:clamp(34px,6vw,92px)}.assistant-context{padding:0;border:0;border-radius:0;background:transparent}.assistant-mark{display:grid;place-items:center;width:41px;height:41px;border:1px solid rgba(255,255,255,.34);color:#d39d76;font-size:13px}.assistant-context h3{margin:76px 0 22px;color:#fff;font-size:clamp(2rem,3.8vw,4.1rem);line-height:1.03;letter-spacing:-.02em}.assistant-context p{max-width:20rem;color:#9b9ba1;font-size:12px;line-height:1.85}.chat-panel{min-height:400px;display:flex;flex-direction:column;padding:18px;border:1px solid rgba(255,255,255,.16);border-radius:21px;background:#ffffff0e}.chat-messages{flex:1;min-height:275px;display:flex;flex-direction:column;gap:11px;overflow:auto;padding:10px}.chat-empty{margin:auto;color:#8d8d92;font-size:12px}.chat-bubble{max-width:75%;padding:11px 13px;border-radius:12px;font-size:11px;line-height:1.7}.chat-bubble.user{align-self:end;color:#252321;background:#d39d76}.chat-bubble.assistant{align-self:start;color:#e1e1e3;background:#ffffff1a}.chat-form{display:flex;gap:9px;padding-top:15px;border-top:1px solid rgba(255,255,255,.16)}.chat-form input{flex:1;border-color:#ffffff2b;color:#fff;background:#00000029}.chat-form input::placeholder{color:#85858b}.chat-form .icon-button{flex:0 0 38px;color:#1d1d1f;background:#d39d76;border-color:#d39d76}.comparison{background:#f5f5f7}.model-list{border-top:1px solid var(--ink)}.model-row{min-height:85px;display:grid;grid-template-columns:60px 1.45fr 1fr 1fr 30px;align-items:center;gap:16px;border-bottom:1px solid var(--line)}.model-row.featured{position:relative;background:#f1e7d7}.model-row.featured:before{content:"";position:absolute;inset:0 auto 0 0;width:3px;background:var(--accent)}.model-index{padding-left:17px;color:#929297;font-family:var(--font-mono);font-size:9px}.model-name strong,.model-name span{display:block}.model-name strong{font-size:13px;letter-spacing:-.03em}.model-name span,.model-metric{color:var(--muted);font-size:10px}.model-tone{width:58px;height:4px;background:#d5d5d9}.model-tone.red{background:var(--accent)}.model-tone.olive{background:var(--sage)}.model-tone.stone{background:#9b9ba0}.model-tone.ink{background:var(--ink)}.model-arrow{color:var(--accent);font-size:15px}.comparison-foot{display:flex;justify-content:space-between;padding-top:17px;color:var(--muted);font-family:var(--font-mono);font-size:10px;text-transform:uppercase}.site-footer{max-width:var(--shell);margin:0 auto;padding:27px 28px 34px;display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);color:var(--muted);font-size:10px}.site-footer span:first-child{color:var(--ink);font-weight:700}.platform-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.platform-module{min-height:270px;display:flex;flex-direction:column;padding:20px 18px 18px;border:1px solid var(--line);border-radius:16px;background:var(--white);transition:transform .2s ease,background .2s ease}.platform-module:hover{transform:translateY(-3px);background:#fffaf0}.platform-module.gold{background:#f2e8d5}.platform-module.rose{background:#f4e4e1}.platform-module.sage{background:#e9ebe0}.platform-module.ink{color:#fff;background:#26231f;border-color:#26231f}.platform-module-top{display:flex;justify-content:space-between;align-items:center}.platform-index{color:var(--accent-dark);font-family:var(--font-mono);font-size:10px}.platform-module.ink .platform-index,.platform-module.ink .platform-arrow{color:#e3bb70}.platform-arrow{color:var(--accent);font-size:15px}.platform-module h3{margin:36px 0 7px;font-family:var(--font-display);font-size:24px;letter-spacing:-.04em}.platform-module p{min-height:38px;margin:0;color:var(--muted);font-size:11px;line-height:1.6}.platform-module.ink p{color:#b9b2a7}.platform-module ul{display:grid;gap:8px;margin:auto 0 0;padding:14px 0 0;border-top:1px solid var(--line);list-style:none}.platform-module.ink ul{border-color:#fff3}.platform-module li{position:relative;padding-left:13px;color:var(--ink);font-size:11px}.platform-module.ink li{color:#eee8de}.platform-module li:before{content:"";position:absolute;top:.55em;left:0;width:5px;height:5px;border-radius:50%;background:var(--accent)}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:900px){.site-header{padding:0 18px;gap:22px}.header-status{display:none}.main-nav{gap:18px}.section-shell{padding-left:18px;padding-right:18px}.hero{grid-template-columns:1fr;min-height:auto;gap:42px;padding-top:65px;padding-bottom:72px}.hero-copy{padding-left:0}.hero-art{min-height:510px}.studio-grid,.assistant-grid{grid-template-columns:1fr}.result-stage{min-height:420px}.section-intro{display:block}.section-intro>p{margin-top:18px}.recognition-grid{grid-template-columns:1fr}.recognition-upload{min-height:290px}.platform-grid{grid-template-columns:repeat(2,1fr)}.workspace,.recognition,.assistant,.comparison{padding-top:82px;padding-bottom:84px}.model-row{grid-template-columns:42px 1fr 74px 26px}.model-tone{display:none}.model-metric{text-align:right}}@media(max-width:560px){.site-header{height:61px}.main-nav{display:none}.header-cta{margin-left:auto}.hero{padding-top:46px}.hero h1{font-size:4.4rem}.hero-actions{align-items:flex-start;flex-direction:column;gap:17px}.hero-index{margin-top:52px;flex-wrap:wrap;line-height:1.6}.hero-art{min-height:315px;border-radius:18px}.art-caption{right:18px;bottom:17px;left:18px;font-size:8px}.art-stamp{top:18px;right:18px;width:37px;height:37px;font-size:15px}.art-label{top:21px;left:18px;font-size:7px}.field-row{grid-template-columns:1fr;gap:0}.field-note{padding-top:0;padding-bottom:0}.engine-setting-head{display:block}.engine-setting-head small{display:block;margin-top:4px}.platform-grid{grid-template-columns:1fr}.platform-module{min-height:230px}.model-row{grid-template-columns:33px 1fr 24px;gap:9px}.model-metric{display:none}.model-arrow{text-align:right}.comparison-foot{display:block;line-height:1.8}.site-footer{flex-direction:column;padding-left:18px;padding-right:18px}.site-footer span:nth-child(2){display:none}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}.mobile-nav-link{color:var(--muted);font-size:11px;font-weight:650;text-decoration:none}.mobile-nav-link.active{color:var(--accent-dark)}.mobile-nav-link:active{color:var(--rose-dark)}@media(max-width:560px){.site-header{position:sticky}.mobile-nav{position:fixed;z-index:45;right:12px;bottom:12px;left:12px;display:grid;grid-template-columns:repeat(4,1fr);gap:4px;padding:7px;border:1px solid rgba(91,64,20,.18);border-radius:16px;background:#fffdf7e6;box-shadow:0 8px 22px #5b401421;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.mobile-nav-link{display:grid;place-items:center;min-height:34px;border-radius:10px}.mobile-nav-link.active{background:var(--accent-soft)}}.site-footer-icp{color:var(--muted);transition:color .2s ease}.site-footer-icp:hover{color:var(--accent-dark);text-decoration:underline;text-underline-offset:3px}