@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color 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monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.static{position:static}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.m-1{margin:var(--spacing)}.m-2{margin:calc(var(--spacing) * 2)}.block{display:block}}:root,:root[data-theme=forest]{--background:#e9eee7;--background-deep:#dfe8df;--surface:#f7faf5;--surface-solid:#fbfdf9;--foreground:#173b35;--muted:#5f756e;--primary:#5c8f7d;--primary-deep:#326c5d;--accent:#b8cf6a;--accent-deep:#8dac39;--line:#b9cabf;--line-strong:#173b35;--danger:#a64738;--warning:#d49b3e;--shadow:#173b3524;--grain:#173b3509}:root[data-theme=terracotta]{--background:#f2eae0;--background-deep:#eadbcf;--surface:#fbf7f1;--surface-solid:#fffaf4;--foreground:#4b302b;--muted:#806860;--primary:#b75f49;--primary-deep:#8f4637;--accent:#d6a64f;--accent-deep:#b17d2a;--line:#d8c3b2;--line-strong:#4b302b;--danger:#a64232;--warning:#b9822d;--shadow:#4b302b24;--grain:#4b302b08}*{box-sizing:border-box}html{background:var(--background);scroll-behavior:smooth;min-width:980px}body{background:var(--background);min-height:100vh;color:var(--foreground);margin:0;font-family:Avenir Next,PingFang SC,Microsoft YaHei,sans-serif;font-size:15px;line-height:1.6}body:before{content:"";pointer-events:none;z-index:100;opacity:.42;background-image:radial-gradient(var(--grain) .8px, transparent .8px);mix-blend-mode:multiply;background-size:6px 6px;position:fixed;inset:0}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}button,select{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}:focus-visible{outline:3px solid var(--accent)}@supports (color:color-mix(in lab, red, red)){:focus-visible{outline:3px solid color-mix(in srgb, var(--accent) 70%, white)}}:focus-visible{outline-offset:3px}::selection{background:var(--accent);color:var(--foreground)}.sr-only{clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;position:absolute!important;overflow:hidden!important}.brand{letter-spacing:-.02em;align-items:center;gap:12px;font-size:18px;display:inline-flex}.brand>span:last-child{line-height:1.1;display:grid}.brand small{color:var(--muted);letter-spacing:.16em;margin-top:5px;font-size:8px;font-weight:800}.brand-mark{border:2px solid var(--foreground);background:var(--accent);width:39px;height:39px;box-shadow:3px 3px 0 var(--foreground);border-radius:13px 13px 9px;justify-content:center;align-items:flex-end;gap:2px;padding:8px;position:relative;transform:rotate(-2deg);display:flex!important}.brand-mark i{background:var(--foreground);border-radius:4px;width:4px}.brand-mark i:first-child{height:9px}.brand-mark i:nth-child(2){height:16px}.brand-mark i:nth-child(3){height:12px}.brand-compact small{display:none}.theme-control{justify-items:end;gap:4px;display:inline-grid}.theme-sync-warning{max-width:230px;color:var(--danger);text-align:right;font-size:10px;font-weight:750;line-height:1.35}.theme-switcher{border:1.5px solid var(--line);background:var(--surface);border-radius:999px;grid-template-columns:repeat(2,max-content);gap:3px;padding:3px;display:inline-grid}@supports (color:color-mix(in lab, red, red)){.theme-switcher{background:color-mix(in srgb, var(--surface) 88%, transparent)}}.theme-switcher-option{min-height:36px;color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:999px;justify-content:center;align-items:center;gap:7px;padding:7px 12px;font-size:12px;font-weight:800;transition:background .16s,color .16s,box-shadow .16s;display:inline-flex}.theme-switcher-option:hover:not(:disabled){background:var(--accent)}@supports (color:color-mix(in lab, red, red)){.theme-switcher-option:hover:not(:disabled){background:color-mix(in srgb, var(--accent) 13%, var(--surface))}}.theme-switcher-option:hover:not(:disabled){color:var(--foreground)}.theme-switcher-option[aria-pressed=true]{background:var(--accent);color:var(--foreground);box-shadow:inset 0 0 0 1px var(--foreground)}@supports (color:color-mix(in lab, red, red)){.theme-switcher-option[aria-pressed=true]{box-shadow:inset 0 0 0 1px color-mix(in srgb, var(--foreground) 35%, transparent)}}.theme-switcher-option:focus-visible{outline:3px solid var(--accent)}@supports (color:color-mix(in lab, red, red)){.theme-switcher-option:focus-visible{outline:3px solid color-mix(in srgb, var(--accent) 60%, transparent)}}.theme-switcher-option:focus-visible{outline-offset:2px}.theme-switcher-option:disabled{cursor:wait;opacity:.68}.theme-switcher-option svg{color:currentColor}.theme-switcher.is-compact .theme-switcher-option{gap:5px;min-height:29px;padding:5px 9px;font-size:10px}.eyebrow{color:var(--primary-deep);letter-spacing:.19em;text-transform:uppercase;margin:0 0 13px;font-size:11px;font-weight:900}.button{border:2px solid var(--foreground);min-height:48px;box-shadow:4px 4px 0 var(--foreground);border-radius:15px;justify-content:center;align-items:center;gap:9px;padding:11px 20px;font-weight:800;line-height:1.2;transition:transform .16s,box-shadow .16s;display:inline-flex}.button:hover{box-shadow:2px 2px 0 var(--foreground);transform:translate(2px,2px)}.button:active{box-shadow:none;transform:translate(4px,4px)}.button-primary{background:var(--accent);color:var(--foreground)}.button-secondary{background:var(--primary);color:var(--surface-solid)}.button-ghost{background:var(--surface);box-shadow:none;border-width:1.5px}.button-small{min-height:38px;box-shadow:3px 3px 0 var(--foreground);border-radius:12px;padding:8px 15px;font-size:13px}.text-button{color:var(--primary-deep);text-underline-offset:4px;background:0 0;border:0;align-items:center;gap:7px;margin-top:11px;padding:0;font-weight:800;text-decoration:underline;text-decoration-thickness:1px;display:inline-flex}.landing{background:radial-gradient(circle at 82% 8%, var(--accent) 0 4%, transparent 28%), linear-gradient(145deg, var(--background), var(--background-deep));overflow:hidden}@supports (color:color-mix(in lab, red, red)){.landing{background:radial-gradient(circle at 82% 8%, color-mix(in srgb, var(--accent) 24%, transparent) 0 4%, transparent 28%), linear-gradient(145deg, var(--background), var(--background-deep))}}.landing-nav{border-bottom:1.5px solid var(--line);justify-content:space-between;align-items:center;width:min(1240px,100% - 72px);height:88px;margin:0 auto;display:flex}.landing-links{align-items:center;gap:26px;font-size:13px;font-weight:700;display:flex}.landing-links>a:not(.button):hover{color:var(--primary-deep);text-underline-offset:5px;text-decoration:underline}.landing-hero{grid-template-columns:minmax(560px,1.15fr) minmax(400px,.85fr);align-items:center;gap:64px;width:min(1240px,100% - 72px);min-height:680px;margin:0 auto;padding:76px 0 96px;display:grid}.hero-copy h1{letter-spacing:-.065em;max-width:800px;margin:0;font-family:Iowan Old Style,Songti SC,serif;font-size:clamp(60px,6.4vw,96px);font-weight:700;line-height:1.01}.hero-copy h1 em{color:var(--primary-deep);text-decoration:underline;-webkit-text-decoration-color:var(--accent);-webkit-text-decoration-color:var(--accent);-webkit-text-decoration-color:var(--accent);text-decoration-color:var(--accent);text-underline-offset:-5px;text-decoration-skip-ink:none;font-style:normal;text-decoration-thickness:12px}.hero-intro{max-width:650px;color:var(--muted);margin:32px 0 0;font-size:18px;line-height:1.9}.hero-actions{align-items:center;gap:24px;margin-top:35px;display:flex}.hero-actions>span{color:var(--muted);align-items:center;gap:7px;font-size:12px;font-weight:700;display:inline-flex}.hero-proof{align-items:center;gap:12px;margin-top:35px;font-size:12px;display:flex}.hero-proof strong{font-weight:800}.hero-proof span{background:var(--line-strong);width:32px;height:1px}.hero-proof{color:var(--muted)}.hero-proof strong{color:var(--foreground)}.hero-orbit{border:2px solid var(--foreground);background:var(--surface);border-radius:48% 52% 46% 54%/53% 43% 57% 47%;height:480px;position:relative}@supports (color:color-mix(in lab, red, red)){.hero-orbit{background:color-mix(in srgb, var(--surface) 80%, transparent)}}.hero-orbit{box-shadow:13px 14px 0 var(--primary)}@supports (color:color-mix(in lab, red, red)){.hero-orbit{box-shadow:13px 14px 0 color-mix(in srgb, var(--primary) 40%, transparent)}}.hero-orbit{transform:rotate(1.2deg)}.orbit-line{border:2px dashed var(--line);border-radius:50%;position:absolute;inset:55px;transform:rotate(-10deg)}.orbit-core{border:2px solid var(--foreground);background:var(--accent);width:150px;height:150px;box-shadow:7px 8px 0 var(--foreground);border-radius:50%;flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)rotate(-1.2deg)}.orbit-core strong{margin-top:7px;font-size:21px}.orbit-core span{font-size:11px;font-weight:700}.orbit-node{z-index:1;border:1.5px solid var(--foreground);background:var(--surface-solid);box-shadow:3px 3px 0 var(--foreground);border-radius:14px;padding:11px 15px;line-height:1.2;display:grid;position:absolute}.orbit-node span{font-weight:900}.orbit-node small{color:var(--muted);margin-top:5px}.node-a{top:75px;left:25px}.node-b{top:55px;right:14px}.node-c{bottom:88px;right:22px}.hero-orbit>p{margin:0;font-family:Iowan Old Style,Songti SC,serif;font-size:17px;font-weight:700;line-height:1.5;position:absolute;bottom:38px;left:35px;transform:rotate(-1.2deg)}.method-section{background:var(--surface-solid);padding:105px max(36px,50% - 620px)}.method-section>header{justify-content:space-between;align-items:end;display:flex}.method-section h2,.boundary-section h2,.landing-cta h2{letter-spacing:-.045em;margin:0;font-family:Iowan Old Style,Songti SC,serif;font-size:50px;line-height:1.15}.method-grid{grid-template-columns:repeat(3,1fr);gap:20px;margin-top:54px;display:grid}.method-grid article{border:2px solid var(--foreground);background:var(--background);min-height:270px;box-shadow:7px 7px 0 var(--foreground);border-radius:26px;padding:35px;position:relative}.method-grid article:nth-child(2){transform:translateY(18px)}.method-grid article:nth-child(3){background:var(--accent)}@supports (color:color-mix(in lab, red, red)){.method-grid article:nth-child(3){background:color-mix(in srgb, var(--accent) 32%, var(--surface))}}.method-number{color:var(--line);font-size:35px;font-weight:900;position:absolute;top:25px;right:28px}.method-grid svg{color:var(--primary-deep);margin-top:22px}.method-grid h3{margin:26px 0 10px;font-size:22px}.method-grid p{color:var(--muted);margin:0}.boundary-section{background:var(--foreground);color:var(--surface);grid-template-columns:.8fr 1.2fr;gap:100px;padding:110px max(36px,50% - 620px);display:grid}.boundary-section .eyebrow{color:var(--accent);margin-top:23px}.boundary-section>div>svg{color:var(--accent)}.boundary-section ul{margin:0;padding:0;list-style:none}.boundary-section li{border-top:1px solid var(--surface);padding:25px 0;display:grid}@supports (color:color-mix(in lab, red, red)){.boundary-section li{border-top:1px solid color-mix(in srgb, var(--surface) 24%, transparent)}}.boundary-section li:last-child{border-bottom:1px solid var(--surface)}@supports (color:color-mix(in lab, red, red)){.boundary-section li:last-child{border-bottom:1px solid color-mix(in srgb, var(--surface) 24%, transparent)}}.boundary-section li strong{font-size:18px}.boundary-section li span{color:var(--surface);margin-top:6px}@supports (color:color-mix(in lab, red, red)){.boundary-section li span{color:color-mix(in srgb, var(--surface) 70%, transparent)}}.landing-cta{text-align:center;background:var(--accent);padding:105px 36px}.landing-cta p{font-weight:800}.landing-cta .button{background:var(--surface-solid);margin-top:35px}.landing-footer{background:var(--surface-solid);justify-content:space-between;align-items:center;min-height:115px;padding:0 max(36px,50% - 620px);font-size:12px;display:flex}.landing-footer p{color:var(--muted)}.landing-footer>div{gap:24px;display:flex}.app-shell{grid-template-columns:260px minmax(720px,1fr);min-height:100vh;display:grid}.sidebar{border-right:2px solid var(--foreground);background:var(--surface);flex-direction:column;height:100vh;padding:30px 24px 22px;display:flex;position:sticky;top:0}@supports (color:color-mix(in lab, red, red)){.sidebar{background:color-mix(in srgb, var(--surface) 93%, transparent)}}.side-nav{gap:7px;margin-top:55px;display:grid}.side-nav a{color:var(--muted);border:1.5px solid #0000;border-radius:13px;align-items:center;gap:12px;padding:11px 13px;font-weight:700;display:flex}.side-nav a:hover{border-color:var(--line);color:var(--foreground)}.side-nav a.active{border-color:var(--foreground);background:var(--accent);color:var(--foreground);box-shadow:3px 3px 0 var(--foreground)}.sidebar-track{flex-direction:column;flex:1;justify-content:space-around;align-items:center;margin:40px auto 0;display:flex}.sidebar-track:before{content:"";background:var(--line);width:2px;height:150px;position:absolute}.sidebar-track span{z-index:1;border:2px solid var(--line);background:var(--surface);border-radius:50%;width:9px;height:9px}.sidebar-track .current{border-color:var(--foreground);background:var(--accent);width:15px;height:15px;box-shadow:0 0 0 5px var(--accent)}@supports (color:color-mix(in lab, red, red)){.sidebar-track .current{box-shadow:0 0 0 5px color-mix(in srgb, var(--accent) 25%, transparent)}}.sidebar-footer{gap:8px;display:grid}.identity-button{width:100%;color:var(--muted);text-align:left;background:0 0;border:0;border-radius:12px;align-items:center;gap:9px;padding:10px 12px;font-size:12px;display:flex}.identity-button:hover{background:var(--background);color:var(--foreground)}.workspace{background:radial-gradient(circle at 86% 4%, var(--accent), transparent 24rem), var(--background);min-width:0;padding:48px clamp(42px,5vw,86px) 80px}@supports (color:color-mix(in lab, red, red)){.workspace{background:radial-gradient(circle at 86% 4%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 24rem), var(--background)}}.workspace-header{border-bottom:1.5px solid var(--line);justify-content:space-between;align-items:flex-end;gap:40px;max-width:1180px;margin:0 auto 38px;padding-bottom:26px;display:flex}.workspace-header h1{letter-spacing:-.04em;margin:0;font-family:Iowan Old Style,Songti SC,serif;font-size:48px;line-height:1.08}.workspace-header p:last-child{max-width:650px;color:var(--muted);margin:12px 0 0}.header-actions{flex:none;justify-content:flex-end;align-items:center;gap:12px;display:flex}.header-action{flex:none}.workspace-grid{grid-template-columns:minmax(0,1.4fr) minmax(280px,.6fr);gap:22px;max-width:1180px;margin:0 auto;display:grid}.workspace-stack{gap:20px;max-width:1180px;margin:0 auto;display:grid}.panel{border:1.7px solid var(--foreground);background:var(--surface);border-radius:22px;padding:28px}@supports (color:color-mix(in lab, red, red)){.panel{background:color-mix(in srgb, var(--surface) 92%, transparent)}}.panel{box-shadow:5px 5px 0 var(--foreground)}@supports (color:color-mix(in lab, red, red)){.panel{box-shadow:5px 5px 0 color-mix(in srgb, var(--foreground) 88%, transparent)}}.panel.soft{border-color:var(--line);box-shadow:none}.panel.accent{background:var(--accent)}@supports (color:color-mix(in lab, red, red)){.panel.accent{background:color-mix(in srgb, var(--accent) 36%, var(--surface))}}.panel.primary{background:var(--primary);color:var(--surface-solid)}.panel-header{justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:22px;display:flex}.panel-header h2,.panel h2{margin:0;font-size:23px;line-height:1.3}.panel-header p,.panel>p{color:var(--muted);margin:7px 0 0}.panel.primary p{color:var(--surface-solid)}@supports (color:color-mix(in lab, red, red)){.panel.primary p{color:color-mix(in srgb, var(--surface-solid) 78%, transparent)}}.state-card{border:1.5px dashed var(--line-strong);background:var(--surface);border-radius:18px;align-items:flex-start;gap:17px;max-width:850px;margin:28px auto;padding:24px;display:flex}.state-card strong{font-size:17px;display:block}.state-card p{color:var(--muted);margin:5px 0 0}.state-card 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