/* Tora product website. Layout measurements are recorded in docs/research. */
:root{color-scheme:light;--page:#fff;--surface:#f5f5f5;--ink:#090909;--muted:#626262;--quiet:#777;--line:#e6e6e6;--accent:#444bb6;--header-height:64px;font-family:Arial,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;font-size:17px;line-height:1.647;letter-spacing:-.01em}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--page);color:var(--ink);-webkit-font-smoothing:antialiased}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit;cursor:pointer}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button:disabled{cursor:default}h1,h2,h3,p,figure{margin:0}button{border:0}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid #545cd0;outline-offset:4px}.icon{width:20px;height:20px;flex:none;display:inline-block;vertical-align:middle}.svg-defs{position:absolute;width:0;height:0;overflow:hidden}.muted{color:var(--site-faint)}[data-language="zh"] [data-copy="en"],[data-language="en"] [data-copy="zh"]{display:none!important}[hidden]{display:none!important}
.skip-link{position:fixed;top:-80px;left:16px;background:var(--site-bg);padding:12px;z-index:100}.skip-link:focus{top:12px}.section-shell{width:calc(100% - 64px);max-width:1600px;margin-inline:auto}.section-heading{text-align:center;margin:0 auto 24px;max-width:1000px}.section-heading h2,.download-section h2{font-size:48px;line-height:1.16;letter-spacing:-.03em;font-weight:500;text-wrap:balance}.section-heading p{margin:24px auto 32px;max-width:800px}.pill{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:0 20px;border:0;border-radius:40px;background:var(--site-cta-bg);color:var(--site-cta-fg);font-size:14px;line-height:1;font-weight:500;white-space:nowrap;transition:background .2s linear,transform .2s ease}.pill:hover{background:var(--site-cta-hover)}.pill:active{transform:scale(.98)}.pill .icon{width:14px;height:14px}.pill-soft{background:var(--site-surface);color:var(--site-fg)}.pill-soft:hover{background:var(--site-raised)}.pill-wide{width:100%}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:transparent;flex:none}.icon-button:hover{background:var(--site-hover)}.text-link{display:inline-flex;align-items:center;gap:5px;font-size:14px}.text-link:hover{text-decoration:underline;text-underline-offset:4px}
/* Fixed navigation and menus. */
.header-sentinel{position:absolute;top:64px;height:1px;width:1px;pointer-events:none}.site-header{position:fixed;inset:0 0 auto;z-index:40;background:transparent;transition:background .2s}.site-header.scrolled,.site-header.menu-open{background:var(--site-bg)}.header-inner{height:64px;display:flex;align-items:center;gap:32px;padding:0 32px}.brand{font-size:22px;font-weight:650;letter-spacing:-.055em;display:flex;gap:8px;align-items:center;white-space:nowrap}.brand img{border-radius:7px}.desktop-nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:500}.desktop-nav>a,.nav-dropdown>summary{min-height:64px;display:flex;align-items:center;gap:4px}.desktop-nav>a:hover{opacity:.6}.nav-dropdown{position:relative}.nav-dropdown summary,.language-menu summary{cursor:pointer;list-style:none}.nav-dropdown summary::-webkit-details-marker,.language-menu summary::-webkit-details-marker{display:none}.nav-dropdown summary .icon{width:12px;height:12px;opacity:.6}.nav-popover{position:absolute;top:58px;left:-20px;min-width:220px;padding:12px;background:var(--site-bg);border:1px solid var(--site-border);border-radius:14px;box-shadow:0 12px 32px #0000000d}.nav-popover a{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px;border-radius:7px}.nav-popover a:hover{background:var(--site-surface)}.nav-popover .icon{width:14px;height:14px}.header-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.header-download{height:36px;min-height:36px}.language-menu{position:relative;font-size:14px;letter-spacing:0}.language-menu summary{display:flex;gap:6px;align-items:center;padding:8px 18px;background:var(--site-surface);border-radius:30px;line-height:20px}.language-menu summary .icon{width:12px;height:12px}.language-options{position:absolute;right:0;top:46px;width:160px;background:var(--site-bg);padding:8px;border:1px solid var(--site-border);border-radius:12px;box-shadow:0 12px 25px #0000000d}.language-options button{display:block;width:100%;text-align:left;background:transparent;padding:10px;border-radius:6px;font-size:14px}.language-options button:hover,.language-options button[aria-pressed=true]{background:var(--site-surface)}.mobile-search,.menu-toggle,.mobile-nav{display:none}
/* Original animated silk artwork, compositor-only motion. */
.hero{position:relative;isolation:isolate;padding-top:152px}.hero-backdrop{position:absolute;z-index:-1;inset:0 0 auto;height:1240px;overflow:hidden;pointer-events:none;-webkit-mask-image:linear-gradient(#000 65%,transparent 100%);mask-image:linear-gradient(#000 65%,transparent 100%)}.silk-layer{position:absolute;inset:-6%;background:#b8c3f5 url("images/tora-silk.svg") center top/cover no-repeat;animation:silk-drift 24s ease-in-out infinite alternate;transform-origin:55% 35%}.motion-scene.out-of-view .silk-layer{animation-play-state:paused}@keyframes silk-drift{from{transform:scale(1.01) translate(-1%,-1%) rotate(-1deg)}to{transform:scale(1.1) translate(1.2%,1%) rotate(2deg)}}.hero-copy{text-align:center;max-width:950px;margin:auto;padding:0 24px}.hero-logo{width:90px;height:90px;object-fit:contain;margin:0 auto 32px;border-radius:22px;box-shadow:0 2px 4px #2b286015}.hero h1{font-size:64px;line-height:1;letter-spacing:-.03em;font-weight:500}.hero-copy>p{font-size:17px;line-height:28px;margin:24px auto 32px;max-width:740px;text-wrap:balance}.mobile-break{display:none}.model-wall{margin-top:68px;text-align:center}.model-wall>p{font-size:17px}.model-logos{width:calc(100% - 64px);max-width:1376px;margin:28px auto 0;display:grid;grid-template-columns:repeat(5,1fr);gap:20px;align-items:center;height:100px}.model-logo-pair{display:grid;place-items:center;font-size:34px;line-height:1.1;font-weight:600;letter-spacing:-.045em;position:relative;min-height:62px}.model-logo-pair>span{grid-area:1/1;transition:opacity .65s ease,transform .65s ease;white-space:nowrap}.model-logo-pair>span:last-child{opacity:0;transform:translateY(7px)}.model-logos.alt .model-logo-pair>span:first-child{opacity:0;transform:translateY(-7px)}.model-logos.alt .model-logo-pair>span:last-child{opacity:1;transform:none}.anthropic-word{font-size:24px;letter-spacing:-.05em}.google-word{font-weight:500}.deepseek-word{font-weight:650}.hero-demo-wrap{width:calc(100% - 96px);max-width:1100px;margin:64px auto 0;scroll-margin-top:88px}.demo-caption{font-size:12px;color:var(--site-faint);text-align:center;margin-top:18px}
/* Real, local interaction in the marketing product demo. */
.app-demo{display:grid;grid-template-columns:225px minmax(0,1fr);height:694px;background:var(--site-bg);border:1px solid var(--site-border);border-radius:12px;box-shadow:0 22px 60px #151b3f20;overflow:hidden;font-size:14px;line-height:1.5;letter-spacing:-.01em}.demo-sidebar{position:relative;padding:12px 14px;background:var(--site-surface);border-right:1px solid var(--site-border);display:flex;flex-direction:column;min-width:0}.demo-window-top{display:flex;align-items:center;justify-content:space-between;height:24px;margin-bottom:12px}.traffic-lights{display:flex;gap:6px}.traffic-lights b{width:10px;height:10px;border-radius:50%;background:#ed6a5e}.traffic-lights b:nth-child(2){background:#f5bf4f}.traffic-lights b:nth-child(3){background:#62c554}.demo-window-top .icon-button{width:26px;height:26px}.demo-window-top .icon{width:15px;height:15px}.demo-brand{font-size:18px;line-height:28px;padding:0 3px;margin-bottom:12px}.demo-nav-item,.demo-task{display:flex;align-items:center;gap:8px;text-align:left;border-radius:7px;background:transparent;padding:9px 7px;font-size:13px;white-space:nowrap}.demo-nav-item:hover,.demo-task:hover,.demo-nav-item.selected,.demo-task.selected{background:var(--site-raised)}.demo-nav-item .icon{width:16px;height:16px}.demo-label{color:var(--site-faint);font-size:12px;margin:25px 7px 8px}.demo-project{display:flex;align-items:center;gap:7px;font-size:13px;padding:8px 6px}.demo-project .icon{width:15px;height:15px}.demo-task{padding-left:12px;font-size:12px;justify-content:space-between;gap:6px}.demo-task small{font-size:10px;color:var(--site-faint)}.demo-sidebar-bottom{display:flex;gap:8px;align-items:center;margin-top:auto;font-size:12px;padding:10px 4px}.demo-avatar{display:grid;place-items:center;width:25px;height:25px;border-radius:50%;background:var(--site-raised);color:var(--site-fg);font-size:11px}.demo-main{display:flex;flex-direction:column;min-width:0}.demo-topbar{height:44px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 16px;border-bottom:1px solid #f3f3f3;font-size:12px}.demo-topbar>div{display:flex;align-items:center;gap:4px}.demo-badge{font-size:10px;color:var(--site-faint);background:var(--site-surface);border-radius:20px;padding:3px 8px;white-space:nowrap}.demo-restore-sidebar{display:none}.app-demo.sidebar-collapsed{grid-template-columns:1fr}.sidebar-collapsed .demo-sidebar{display:none}.sidebar-collapsed .demo-restore-sidebar{display:flex}.demo-scene{flex:1;min-height:0;overflow:auto;padding:32px clamp(20px,5vw,64px);scrollbar-width:thin}.demo-welcome{height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;gap:17px;padding-top:20px}.demo-welcome>img{width:50px;height:50px;border-radius:12px}.demo-welcome h2{font-size:26px;letter-spacing:-.035em;line-height:1.3;font-weight:500}.demo-welcome p{font-size:13px;color:var(--site-faint)}.demo-composer{padding:0 38px}.demo-folder{display:flex;align-items:center;gap:6px;background:var(--site-surface);border-radius:13px 13px 0 0;margin:0 8px;padding:7px 12px;color:var(--site-faint);font-size:11px}.demo-folder .icon{width:13px;height:13px}.demo-input{border:1px solid #ebebeb;border-radius:20px;padding:15px 16px 10px;box-shadow:0 5px 15px #00000005}.demo-input>span{font-size:12px;color:var(--site-faint);display:block;min-height:28px}.demo-input-toolbar{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:12px;color:var(--site-faint);font-size:10px}.demo-input-toolbar>span{display:flex;align-items:center;gap:8px}.demo-input-toolbar .icon{width:14px;height:14px}.demo-send{width:26px;height:26px;border-radius:50%;background:var(--site-cta-bg);color:var(--site-cta-fg);display:grid;place-items:center;font-size:19px}.demo-choices{display:flex;justify-content:center;gap:8px;padding:14px 20px 20px}.demo-choices button{font-size:11px;padding:5px 10px;border:1px solid #e8e8e8;border-radius:20px;background:var(--site-bg)}.demo-choices button:hover,.demo-choices button[aria-pressed=true]{background:var(--site-surface)}.demo-user{margin-left:auto;max-width:85%;width:fit-content;padding:10px 14px;background:var(--site-surface);border-radius:14px;font-size:13px;margin-bottom:25px}.demo-output{font-size:13px;line-height:1.8}.demo-output .process-label{display:flex;gap:7px;align-items:center;color:var(--site-faint);margin:0 0 15px;font-size:11px}.demo-output .process-label .icon{width:13px;height:13px}.demo-output p+p{margin-top:13px}.demo-diff{margin-top:18px;border:1px solid #e8e8e8;border-radius:11px;overflow:hidden;font-size:11px}.demo-diff-header{display:flex;justify-content:space-between;padding:12px;background:var(--site-surface)}.demo-diff-line{padding:8px 12px;border-top:1px solid var(--site-border);display:flex;justify-content:space-between}.green{color:var(--site-success)}.red{color:var(--site-danger)}.demo-output h3{font-size:22px;font-weight:500;margin-bottom:15px}.demo-skill-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.demo-skill{padding:15px;background:var(--site-surface);border:1px solid var(--site-border);border-radius:12px}.demo-skill .icon{margin-bottom:10px}.demo-skill strong{display:block;font-size:12px}.demo-skill p{font-size:11px;color:var(--site-faint);margin-top:5px}.demo-schedule{display:flex;align-items:center;gap:12px;border:1px solid var(--site-border);border-radius:12px;padding:16px;margin-top:12px}.demo-schedule p{font-size:11px;color:var(--site-faint)}.demo-schedule .icon{color:var(--site-faint)}.demo-scene.changed{animation:scene-in .3s ease}@keyframes scene-in{from{opacity:.3;transform:translateY(5px)}to{opacity:1;transform:none}}
/* Feature rows: measured 1:2 columns and alternating media order. */
.features{padding-top:120px}.feature-list{display:flex;flex-direction:column;gap:128px}.feature-row{display:grid;grid-template-columns:1fr 2.073fr;gap:32px;align-items:end;scroll-margin-top:88px}.feature-row.reverse{grid-template-columns:2.073fr 1fr}.feature-row.reverse .feature-copy{order:2}.feature-row.reverse .feature-art{order:1}.feature-copy h3{font-size:30px;font-weight:500;line-height:1.32;letter-spacing:-.01em;margin-bottom:18px;text-wrap:balance}.feature-copy p{font-size:16px;line-height:28px;color:var(--site-body-fg)}.feature-art{position:relative;aspect-ratio:16/9;overflow:hidden;border-radius:5px;background:#bdc3f2 url("images/tora-silk.svg") center/cover}.feature-art::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(transparent 60%,#ecebff42)}.feature-figure-note{font-size:11px;color:var(--site-faint);text-align:right;margin-top:10px}.mini-window{position:absolute;background:var(--site-glass);backdrop-filter:blur(12px);border:1px solid var(--site-border);border-radius:18px;box-shadow:0 18px 50px #393b8d22;overflow:hidden}.mini-titlebar{height:36px;padding:12px 15px;display:flex;align-items:center;gap:12px;font-size:10px;color:var(--site-faint);border-bottom:1px solid var(--site-border)}.mini-titlebar .traffic-lights b{width:7px;height:7px}.mini-conversation{font-size:clamp(9px,1vw,14px);padding:22px;line-height:1.8}.mini-user{margin:0 0 25px auto;background:var(--site-surface);width:fit-content;max-width:85%;padding:9px 13px;border-radius:13px}.mini-process{display:flex;align-items:center;gap:6px;font-size:.8em;color:var(--site-faint);margin-bottom:15px}.mini-process .icon{width:12px;height:12px}.mini-result{margin-top:18px;border:1px solid var(--site-border);border-radius:11px;background:var(--site-bg);padding:12px;font-size:.85em}.mini-result strong{display:block;font-weight:500;margin-bottom:9px}.mini-result-line{display:flex;justify-content:space-between;padding-top:6px;border-top:1px solid #f2f2f2}.art-build .mini-window{width:55%;left:21%;top:9%;height:112%}.art-build .mini-conversation{padding:22px 26px}.floating-diff{position:absolute;width:31%;right:3%;bottom:9%;background:var(--site-glass);border:1px solid #fff;box-shadow:0 12px 40px #3d398223;border-radius:12px;padding:15px;font-family:ui-monospace,Menlo,monospace;font-size:clamp(8px,.8vw,11px);line-height:2;transform:rotate(2deg)}.floating-diff p{font-family:Arial,sans-serif;font-size:11px;margin-bottom:10px}.floating-diff pre{margin:0;white-space:pre-wrap}.art-projects .mini-window{width:90%;left:28%;top:14%;height:105%}.mini-project-layout{display:grid;grid-template-columns:38% 1fr;height:100%}.mini-sidebar{background:var(--site-surface);padding:20px;font-size:clamp(9px,1vw,14px);border-right:1px solid var(--site-border)}.mini-sidebar>strong{font-size:1.25em;display:block;margin:15px 0}.mini-sidebar>p{font-size:.8em;color:var(--site-faint);margin:20px 0 9px}.mini-sidebar .mini-nav{padding:8px 0;display:flex;align-items:center;gap:7px}.mini-sidebar .icon{width:14px;height:14px}.mini-sidebar .mini-task{padding:8px;border-radius:6px;margin:3px -8px;font-size:.9em}.mini-sidebar .mini-task.active{background:var(--site-hover)}.mini-project-body{padding:25px;color:var(--site-body-fg);font-size:13px}.mini-project-body h4{font-size:20px;font-weight:500;margin:35px 0 20px}.mini-project-body .tiny-code{font-family:ui-monospace,monospace;font-size:11px;line-height:2;color:var(--site-faint)}.art-skills .mini-window{width:66%;left:17%;top:12%;height:98%}.mini-skills{padding:22px}.mini-skills>strong{display:block;font-size:20px;font-weight:500;margin-bottom:18px}.mini-skills-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.mini-skill{border:1px solid var(--site-border);border-radius:11px;padding:16px;background:var(--site-bg)}.mini-skill .icon{display:block;width:23px;height:23px;margin-bottom:15px}.mini-skill strong{display:block;font-size:12px;font-weight:500}.mini-skill p{font-size:10px;color:var(--site-faint);margin-top:6px;line-height:1.6}.art-automation .mini-window{width:85%;left:10%;top:16%;height:105%}.mini-automation{display:grid;grid-template-columns:31% 1fr;min-height:100%}.mini-automation aside{background:var(--site-surface);padding:22px 16px;font-size:12px;line-height:2}.mini-automation aside strong{display:block;margin:20px 0}.mini-automation aside p{font-size:11px;color:var(--site-faint);padding:6px}.mini-automation-content{padding:24px}.mini-automation-content>strong{font-size:19px;font-weight:500}.mini-job{display:flex;gap:12px;align-items:center;padding:15px 0;border-bottom:1px solid var(--site-border);font-size:12px}.mini-job .icon{width:18px;height:18px;color:var(--site-faint)}.mini-job small{display:block;color:var(--site-faint);margin-top:5px;font-size:10px}.job-dot{margin-left:auto;width:7px;height:7px;border-radius:50%;background:#55a685}.art-review .mini-window{width:58%;left:12%;top:12%;height:104%}.review-overlay{position:absolute;right:5%;bottom:10%;width:44%;background:var(--site-bg);border:1px solid var(--site-border);border-radius:13px;box-shadow:0 20px 40px #2f34702b;padding:20px;font-size:12px}.review-overlay .icon{width:23px;height:23px;margin-bottom:13px}.review-overlay strong{display:block;font-weight:500;margin-bottom:8px}.review-overlay p{font-size:10px;color:var(--site-faint)}.review-actions{display:flex;gap:8px;margin-top:17px}.review-actions span{border:1px solid var(--site-border);padding:6px 12px;border-radius:8px;font-size:10px}.review-actions span:last-child{background:var(--site-cta-bg);color:var(--site-cta-fg)}
/* Three product cards and six useful, copyable prompts. */
.surfaces{padding-top:120px}.surface-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.surface-card{padding:8px;background:var(--site-surface);border-radius:6px;display:flex;flex-direction:column;min-width:0}.surface-art{aspect-ratio:1.226;background:#c9cef7 url("images/tora-silk.svg") center/cover;position:relative;overflow:hidden;border-radius:3px}.surface-card-content{padding:16px 12px 12px;display:flex;flex-direction:column;gap:32px;flex:1}.surface-card h3{font-size:22px;line-height:1.26;font-weight:500;letter-spacing:-.01em}.surface-card-content .pill{margin-top:auto}.surface-art .mini-window{left:12%;top:22%;width:97%;height:100%;border-radius:15px}.surface-art .mini-conversation{padding:28px 20px;font-size:12px}.surface-art .welcome-title{text-align:center;margin:28px 0 40px;font-size:20px}.surface-input{padding:17px;border:1px solid var(--site-border);border-radius:15px;background:var(--site-bg);font-size:11px;line-height:2;box-shadow:0 5px 20px #00000008}.surface-input span{display:block;margin-top:20px;font-size:18px}.terminal-art{padding:20px;font-family:ui-monospace,Menlo,monospace;font-size:11px;line-height:2;color:var(--site-body-fg)}.terminal-art b{font-size:13px;font-weight:600;color:var(--site-fg)}.terminal-art .terminal-prompt{margin-top:30px;color:var(--site-fg);border-left:2px solid #90909f;padding-left:8px}.source-art{padding:22px}.source-repo-name{font-size:15px;font-weight:600;margin:15px 0 22px}.source-file{display:flex;align-items:center;gap:10px;border-top:1px solid var(--site-border);padding:11px 0;font-size:12px}.source-file .icon{width:14px;height:14px;color:var(--site-faint)}.use-cases{padding-top:120px}.prompt-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.prompt-card{padding:32px;background:var(--site-surface);border-radius:6px;display:flex;flex-direction:column;min-height:295px}.prompt-icon{width:56px;height:56px;background:var(--site-raised);border-radius:7px;display:grid;place-items:center;margin-bottom:28px}.prompt-icon .icon{width:25px;height:25px}.prompt-card h3{font-size:20px;font-weight:500;line-height:1.4;margin-bottom:12px}.prompt-card p{font-size:15px;line-height:1.75;color:var(--site-body-fg);flex:1}.copy-prompt{display:flex;align-items:center;gap:7px;margin-top:20px;background:none;padding:0;font-size:12px;width:fit-content;color:var(--site-muted)}.copy-prompt .icon{width:14px;height:14px}.copy-prompt:hover{color:var(--site-fg)}.download-section{position:relative;isolation:isolate;text-align:center;padding:200px 24px;margin-top:0;overflow:hidden}.download-section::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(#fff 0%,#ffffff80 45%,#ffffff08 100%),url("images/tora-silk.svg") center bottom/cover}.download-section p{margin:24px 0 32px}.download-section small{display:block;font-size:12px;color:var(--site-faint);margin-top:18px}.download-links{display:flex;align-items:center;justify-content:center;gap:16px}.download-links .text-link{font-size:13px}
/* Footer and site search. */
.site-footer{padding:150px 32px 32px;background:var(--site-bg)}.footer-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:32px}.footer-column{display:flex;flex-direction:column;align-items:flex-start;gap:14px;font-size:14px;line-height:1.5}.footer-column h2{font-size:14px;color:var(--site-faint);font-weight:400;margin-bottom:2px}.footer-column a:hover{text-decoration:underline;text-underline-offset:4px}.footer-bottom{display:flex;align-items:center;gap:22px;margin-top:90px;font-size:12px;color:var(--site-muted)}.footer-bottom .language-menu{margin-left:auto}.footer-bottom .language-options{top:auto;bottom:46px}.footer-bottom .icon{width:18px;height:18px}.footer-brand{font-size:21px;font-weight:600;letter-spacing:-.05em;color:var(--site-fg)}.search-dialog{width:min(600px,calc(100% - 32px));max-height:min(80vh,700px);padding:24px;border:1px solid var(--site-border);border-radius:20px;box-shadow:0 25px 100px #0003}.search-dialog::backdrop{background:#0005;backdrop-filter:blur(3px)}.search-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.search-heading h2{font-size:22px;font-weight:500}.search-field{display:flex;align-items:center;gap:10px;border:1px solid var(--site-border);padding:10px 13px;border-radius:12px}.search-field input{border:0;min-width:0;flex:1;background:transparent;font-size:16px;outline:none}.search-results{display:grid;gap:6px;margin-top:15px}.search-results a{display:flex;align-items:center;justify-content:space-between;padding:12px;border-radius:8px;font-size:15px}.search-results a:hover{background:var(--site-surface)}.search-results p{padding:14px;font-size:14px;color:var(--site-faint)}.site-status{position:fixed;z-index:100;bottom:24px;left:50%;transform:translate(-50%,12px);background:var(--site-cta-bg);color:var(--site-cta-fg);padding:10px 18px;border-radius:30px;font-size:13px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;max-width:calc(100% - 32px);text-align:center}.site-status.visible{opacity:1;transform:translate(-50%,0)}.legal-view{padding-top:100px!important}.legal-view .hero{padding-top:50px;min-height:0}.legal-view .hero::before{display:none}
@media(min-width:768px) and (max-width:1439px){.hero h1{font-size:clamp(44px,4.445vw,64px)}.section-heading h2,.download-section h2{font-size:clamp(36px,3.34vw,48px)}}
@media(max-width:1050px){.desktop-nav{display:none}.mobile-search,.menu-toggle{display:flex}.header-inner{gap:18px}.mobile-nav[data-open=true]{display:grid;grid-template-columns:1fr 1fr;gap:0 30px;padding:18px 32px 28px;background:var(--site-bg);border-bottom:1px solid var(--site-border)}.mobile-nav>a{padding:13px 0;font-size:18px}.mobile-languages{grid-column:1/-1;display:flex;gap:20px;border-top:1px solid var(--site-border);margin-top:12px;padding-top:18px}.mobile-languages button{background:transparent;font-size:14px;color:var(--site-faint)}.mobile-languages button[aria-pressed=true]{color:var(--site-fg)}.model-logo-pair{font-size:26px}.anthropic-word{font-size:18px}.app-demo{grid-template-columns:185px minmax(0,1fr);height:620px}.demo-sidebar{padding-inline:10px}.demo-task{font-size:10px}.demo-composer{padding:0 20px}.feature-copy h3{font-size:26px}.feature-copy p{font-size:15px;line-height:1.75}.feature-row{gap:24px}.mini-skill{padding:10px}.mini-skills{padding:15px}.mini-skill .icon{margin-bottom:8px}.mini-skills>strong{margin-bottom:10px}.surface-grid,.prompt-grid{gap:16px}.prompt-card{padding:23px}.footer-grid{gap:24px}.footer-column{font-size:13px}}
@media(max-width:767px){:root{--header-height:56px}.header-inner{height:56px;padding:0 24px}.brand{font-size:20px}.brand img{width:22px;height:22px}.header-download,.header-actions>.language-menu{display:none}.header-actions{gap:4px}.header-inner .icon-button{width:32px;height:32px}.section-shell{width:calc(100% - 48px)}.section-heading h2,.download-section h2{font-size:32px;line-height:1.14;letter-spacing:-.02em}.section-heading{margin-bottom:24px}.section-heading p{font-size:16px;line-height:28px;margin:22px 0 28px}.hero{padding-top:110px}.hero h1{font-size:36px;line-height:1.14}.hero-copy{padding-inline:24px}.hero-copy>p{max-width:320px;margin:28px auto 32px;font-size:17px;line-height:28px}.hero-logo{width:80px;height:80px;margin-bottom:32px;border-radius:20px}.hero-backdrop{height:1250px}.mobile-break{display:initial}.model-wall{margin-top:50px}.model-logos{width:calc(100% - 64px);grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 15px;height:auto;margin-top:35px}.model-logo-pair{height:56px;font-size:27px}.model-logo-pair:last-child{grid-column:1/-1}.anthropic-word{font-size:17px}.hero-demo-wrap{width:calc(100% - 48px);margin-top:55px}.app-demo{grid-template-columns:1fr;height:480px;border-radius:10px}.demo-sidebar{display:none}.demo-topbar{padding:0 12px;font-size:11px}.demo-badge{font-size:8px}.demo-restore-sidebar{display:none!important}.demo-scene{padding:24px 18px}.demo-welcome{padding-top:0;gap:13px}.demo-welcome h2{font-size:23px}.demo-welcome>img{width:42px;height:42px}.demo-welcome p{font-size:11px}.demo-composer{padding:0 14px}.demo-input{padding:12px 12px 8px;border-radius:16px}.demo-input>span{font-size:10px;min-height:23px}.demo-folder{font-size:9px}.demo-input-toolbar{font-size:8px;gap:2px}.demo-input-toolbar>span{gap:4px}.demo-input-toolbar .icon{width:12px;height:12px}.demo-choices{padding:12px 10px 15px;gap:5px}.demo-choices button{font-size:9px;padding:5px 8px}.demo-caption{font-size:10px;margin-top:14px}.demo-output{font-size:11px}.demo-user{font-size:11px;padding:9px 12px;margin-bottom:16px}.demo-diff{font-size:10px}.demo-output h3{font-size:18px}.demo-skill{padding:11px}.demo-skill strong{font-size:10px}.demo-skill p{font-size:9px}.demo-schedule{padding:11px;font-size:11px}.demo-schedule p{font-size:9px}.features,.surfaces,.use-cases{padding-top:80px}.feature-list{gap:72px}.feature-row,.feature-row.reverse{grid-template-columns:1fr;gap:24px}.feature-row.reverse .feature-copy,.feature-row.reverse .feature-art{order:initial}.feature-copy h3{font-size:24px;line-height:1.32;margin-bottom:18px}.feature-copy p{font-size:16px;line-height:28px}.feature-art{aspect-ratio:1/1}.feature-row:first-child .feature-art{aspect-ratio:16/10}.mini-conversation{font-size:11px}.art-build .mini-window{width:64%;left:10%;top:9%}.art-build .mini-conversation{padding:16px}.floating-diff{width:39%;right:2%;bottom:8%;font-size:8px;padding:10px}.floating-diff p{font-size:9px}.art-projects .mini-window{width:125%;left:18%;top:12%}.mini-sidebar{font-size:13px;padding:17px}.mini-project-body{padding:15px}.mini-skills>strong{font-size:18px}.art-skills .mini-window{width:88%;left:9%;top:14%}.mini-skills{padding:22px 16px}.mini-skill{padding:15px 11px}.mini-skill strong{font-size:11px}.mini-skill p{font-size:9px}.mini-skill .icon{margin-bottom:13px}.art-automation .mini-window{width:135%;left:10%;top:15%}.mini-automation-content{padding:22px 15px}.mini-automation aside{padding:20px 13px}.art-review .mini-window{width:76%;left:6%;top:10%}.review-overlay{width:60%;right:3%;bottom:8%;padding:15px}.feature-figure-note{font-size:10px}.surface-grid,.prompt-grid{grid-template-columns:1fr;gap:24px}.surface-card h3{font-size:20px}.surface-art{aspect-ratio:1.226}.surface-art .mini-window{width:94%;left:13%;top:20%}.surface-card-content{gap:28px}.prompt-card{padding:28px;min-height:280px}.prompt-icon{margin-bottom:24px}.download-section{padding:120px 24px;margin-top:0}.download-section p{font-size:16px}.download-links{flex-direction:column;gap:20px}.download-section small{max-width:300px;margin:18px auto 0}.site-footer{padding:80px 24px 28px}.footer-grid{grid-template-columns:1fr 1fr;gap:40px 24px}.footer-column{font-size:14px}.footer-bottom{margin-top:60px;gap:16px;flex-wrap:wrap}.footer-bottom .language-menu{margin-left:0}.footer-brand{width:100%}.mobile-nav[data-open=true]{padding:14px 24px 24px}.mobile-nav>a{font-size:16px}.search-dialog{padding:20px}.search-heading h2{font-size:20px}}
.feature-row,.hero-demo-wrap{scroll-margin-top:0}
@media(max-width:767px){.site-header{background:var(--site-bg)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.silk-layer{animation:none}.model-logo-pair>span,.pill,.site-header,.site-status{transition:none}.demo-scene.changed{animation:none}.model-logos.alt .model-logo-pair>span:first-child{opacity:1;transform:none}.model-logos.alt .model-logo-pair>span:last-child{opacity:0;transform:none}}
.model-logo-pair>.model-provider{display:inline-flex;align-items:center;justify-content:center;gap:10px;max-width:100%;font-size:clamp(15px,1.75vw,26px);font-weight:600;letter-spacing:-.035em}
.model-provider img{display:block;width:34px;height:34px;flex:none;object-fit:contain}
@media(max-width:1050px){.model-logo-pair>.model-provider{gap:7px}.model-provider img{width:25px;height:25px}}
@media(max-width:767px){.model-logo-pair>.model-provider{gap:7px;font-size:16px}.model-provider img{width:24px;height:24px}}
[data-language="zh"] [data-copy="zh-Hant"],[data-language="en"] [data-copy="zh-Hant"],[data-language="zh-Hant"] [data-copy="en"],[data-language="zh-Hant"] .language-menu [data-copy="zh"]{display:none!important}
/* Language packs are lazy-loaded; native names remain available offline. */
/* Do not use font arrows: SVG keeps the stroke and optical center consistent. */
.demo-send,.surface-input .surface-send{display:grid;place-items:center;flex:none;width:26px;height:26px;min-width:26px;border-radius:50%;padding:0;margin:0;background:var(--site-cta-bg);color:var(--site-cta-fg);font-size:0;line-height:0;letter-spacing:normal}
.demo-send-icon{display:block;width:16px;height:16px;flex:none}
.demo-send:hover{background:var(--site-cta-hover)}
.demo-send:focus-visible{outline:2px solid #111;outline-offset:3px}
.surface-input .surface-toolbar{display:flex;align-items:center;justify-content:space-between}
.surface-toolbar>.icon{width:14px;height:14px}
html[data-copy-language="en"] [data-copy="zh"],html[data-copy-language="en"] [data-copy="zh-Hant"],html[data-copy-language="zh"] [data-copy="en"]{display:none!important}
html[data-copy-language="en"] [data-copy="en"],html[data-copy-language="zh"] [data-copy="zh"]{display:revert!important}
.language-options{max-height:min(65vh,430px);overflow-y:auto;overscroll-behavior:contain;min-width:190px}
.language-options button{white-space:nowrap;text-align:start}
.mobile-languages{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px!important}
.mobile-languages button{text-align:start}
.mobile-nav[data-open="true"]{max-height:calc(100dvh - var(--header-height));overflow-y:auto;overscroll-behavior:contain}
.legal-view .legal{overflow-wrap:anywhere}
.legal-translation-note{max-width:772px;margin:24px auto 0;padding:16px 20px;border:1px solid var(--line);border-radius:12px;font-size:13px;line-height:1.8;background:var(--surface,#fafafa)}
.legal-translation-note[hidden]{display:none}
.legal-translation-note button{margin-top:10px;background:transparent;text-decoration:underline;text-underline-offset:3px;color:inherit}
html[dir="rtl"] body{font-family:Arial,"Noto Sans Arabic",sans-serif}
html[dir="rtl"] .header-actions{margin-left:0;margin-right:auto}
html[dir="rtl"] .footer-bottom .language-menu{margin-left:0;margin-right:auto}
html[dir="rtl"] .desktop-nav,html[dir="rtl"] .nav-popover,html[dir="rtl"] .feature-copy,html[dir="rtl"] .prompt-card,html[dir="rtl"] .legal-view{text-align:start}
html[dir="rtl"] .footer-column{align-items:stretch}
html[dir="rtl"] .language-options{right:auto;left:0}
html[dir="rtl"] .demo-user,html[dir="rtl"] .mini-user{margin-left:0;margin-right:auto}
html[dir="rtl"] pre,html[dir="rtl"] code,html[dir="rtl"] .tiny-code,html[dir="rtl"] .terminal-art{direction:ltr;text-align:left}
@media(max-width:767px){.legal-translation-note{margin-inline:24px}html[dir="rtl"] .footer-bottom .language-menu{margin-right:0}}