@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, 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,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", 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{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{.relative{position:relative}.start{inset-inline-start:var(--spacing)}.table{display:table}}:root{--ink:#11263b;--muted:#637489;--line:#dbe3ea;--blue:#2356d8;--cyan:#43d3c5;--paper:#f6f7f4;--navy:#112b40}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);margin:0;font-family:Arial,Microsoft YaHei,sans-serif}button,a{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}main{min-height:100vh;overflow:hidden}.nav-shell{z-index:30;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#f6f7f4e6;border-bottom:1px solid #11263b17;justify-content:space-between;align-items:center;gap:32px;height:72px;padding:0 max(5vw,28px);display:flex;position:sticky;top:0}.brand{align-items:center;gap:11px;font-weight:800;display:flex}.brand-mark{background:var(--ink);color:#fff;border-radius:9px;place-items:center;width:34px;height:34px;display:grid}.nav-links{color:#4b5d70;gap:28px;font-size:14px;display:flex}.nav-links a:hover{color:var(--blue)}.demo-chip{color:var(--blue);background:#edf2ff;border:1px solid #bdd0ff;border-radius:999px;padding:8px 12px;font-size:12px;font-weight:700}.hero{background:radial-gradient(circle at 78% 30%,#d8eef0 0,#d8eef000 30%),linear-gradient(135deg,#f9f9f5 0%,#eef2ec 100%);grid-template-columns:1.08fr .92fr;align-items:center;gap:7vw;min-height:720px;padding:90px max(7vw,44px);display:grid}.eyebrow{text-transform:uppercase;letter-spacing:.14em;color:var(--blue);align-items:center;gap:10px;font-size:12px;font-weight:800;display:flex}.eyebrow>span{background:var(--cyan);width:28px;height:2px}h1{letter-spacing:-.045em;color:#10283e;margin:24px 0;font-size:clamp(46px,6vw,82px);line-height:1.05}.hero-lead{color:#52667a;max-width:700px;font-size:18px;line-height:1.9}.hero-actions{gap:14px;margin-top:34px;display:flex}.button{border-radius:8px;justify-content:center;align-items:center;padding:14px 22px;font-weight:800;display:inline-flex}.button.primary{background:var(--blue);color:#fff;box-shadow:0 14px 30px #2356d838}.button.secondary{background:#fff9;border:1px solid #bdc9d5}.trust-row{color:#6b7d8c;gap:24px;margin-top:28px;font-size:13px;display:flex}.trust-row span:before{content:"✓";color:#168c80;margin-right:6px;font-weight:900}.hero-console{color:#eaf4fb;background:#102a3d;border:1px solid #112b4038;box-shadow:22px 26px #2356d81c}.console-top{color:#a9bbc8;border-bottom:1px solid #ffffff1f;align-items:center;gap:9px;padding:16px 20px;font-size:12px;display:flex}.console-top b{color:#71eadf;margin-left:auto}.pulse{background:#49d1c3;border-radius:50%;width:8px;height:8px;box-shadow:0 0 0 5px #49d1c321}.console-body{padding:34px}.console-label{text-transform:uppercase;letter-spacing:.14em;color:#7fe3dc;font-size:11px}.console-value{margin:12px 0 34px;font-size:24px;font-weight:800;line-height:1.45}.flow-line{color:#c6d3dc;align-items:center;gap:10px;font-size:12px;display:flex}.flow-line i{background:#496174;flex:1;height:1px}.result-preview{color:var(--ink);background:#f7fbfa;margin-top:32px;padding:20px}.result-preview small{color:#6a7d8e;margin-bottom:8px;display:block}.result-preview strong{font-size:13px;line-height:1.6}.section{padding:110px max(7vw,44px)}.section-head{justify-content:space-between;align-items:end;gap:60px;margin-bottom:46px;display:flex}.section-head>div{align-items:center;gap:15px;display:flex}.section-no{color:var(--blue);font-family:monospace;font-size:14px}.section h2,.dark-section h2{letter-spacing:-.035em;margin:0;font-size:clamp(32px,4vw,48px)}.section-head>p{max-width:540px;color:var(--muted);margin:0;line-height:1.8}.experience{background:#fff}.experience-grid{border:1px solid var(--line);grid-template-columns:300px 1fr;min-height:480px;display:grid}.case-picker{border-right:1px solid var(--line);background:#f2f4f2;padding:26px}.aside-title{text-transform:uppercase;letter-spacing:.12em;color:#718091;margin-bottom:16px;font-size:12px}.case{text-align:left;width:100%;color:var(--ink);background:0 0;border:1px solid #0000;border-radius:8px;margin-bottom:10px;padding:18px 16px}.case span{color:#708090;margin-bottom:5px;font-size:12px;display:block}.case b{font-size:14px}.case.active{background:#fff;border-color:#b9caee;box-shadow:0 8px 20px #12293d12}.privacy-note{border-left:3px solid var(--cyan);color:#526779;background:#e9f4f0;margin-top:28px;padding:16px;font-size:12px;line-height:1.7}.demo-panel{padding:34px}.demo-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding-bottom:25px;display:flex}.demo-head span{color:#758495;margin-bottom:5px;font-size:11px;display:block}.demo-head strong{font-size:18px}.status-dot{background:#fff4dc;border-radius:99px;color:#9a6800!important;padding:7px 10px!important}.stage-row{grid-template-columns:repeat(3,1fr);gap:8px;margin:28px 0;display:grid}.stage{color:#718091;background:0 0;border:0;border-bottom:2px solid #dbe2e8;align-items:center;gap:9px;padding:12px 6px;display:flex}.stage span{font-family:monospace;font-size:11px}.stage.active{color:var(--blue);border-color:var(--blue);font-weight:800}.diagnostic-card{color:#fff;background:#112c42;min-height:230px;padding:30px}.diagnostic-kicker{letter-spacing:.12em;text-transform:uppercase;color:#79e4da;font-size:11px}.diagnostic-card h3{margin:16px 0;font-size:25px;line-height:1.45}.diagnostic-card p{color:#c1ced7;line-height:1.8}.diagnostic-card dl{grid-template-columns:1fr 1fr;gap:10px;display:grid}.diagnostic-card dl div{background:#ffffff0f;padding:14px}.diagnostic-card dt{color:#7ee2d9;margin-bottom:7px;font-size:11px}.diagnostic-card dd{color:#d9e3e9;margin:0;font-size:13px;line-height:1.5}.capability-grid{background:var(--line);border:1px solid var(--line);grid-template-columns:repeat(3,1fr);gap:1px;display:grid}.capability{background:#fff;min-height:190px;padding:30px}.capability>span{color:var(--blue);font-family:monospace;font-size:11px}.capability h3{margin:24px 0 10px;font-size:20px}.capability p{color:var(--muted);margin:0;font-size:14px;line-height:1.75}.dark-section{color:#fff;background:#102b3f;padding:110px max(7vw,44px)}.section-head.light p{color:#afbec9}.rules-grid{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.rules-grid article{background:#ffffff09;border:1px solid #ffffff29;padding:28px}.rules-grid article>span{color:#0c293d;background:#53d5c8;border-radius:50%;place-items:center;width:34px;height:34px;font-weight:900;display:grid}.rules-grid h3{margin:24px 0 12px}.rules-grid p{color:#b8c6cf;font-size:14px;line-height:1.75}.boundary-grid{grid-template-columns:1fr 1fr;gap:18px;display:grid}.boundary-grid article{border:1px solid var(--line);background:#fff;padding:36px}.boundary-grid .can{border-top:4px solid #2aa899}.boundary-grid .cannot{border-top:4px solid #e59b37}.boundary-label{letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-size:11px}.boundary-grid h3{font-size:24px}.boundary-grid ul{margin:24px 0 0;padding:0;list-style:none}.boundary-grid li{color:#4e6174;border-top:1px solid #e9edf0;padding:11px 0}.can li:before{content:"✓";color:#168c80;margin-right:10px;font-weight:900}.cannot li:before{content:"—";color:#c17a15;margin-right:10px;font-weight:900}.scope-strip{background:#edf1f1;grid-template-columns:repeat(3,1fr);margin-top:26px;display:grid}.scope-strip div{border-right:1px solid #d3dcdf;padding:22px}.scope-strip div:last-child{border:0}.scope-strip strong{margin-bottom:7px;font-size:13px;display:block}.scope-strip span{color:#687987;font-size:12px;line-height:1.6}.closing{background:#e5eee9;grid-template-columns:1fr .7fr;align-items:end;gap:8vw;padding:100px max(7vw,44px);display:grid}.closing h2{letter-spacing:-.04em;margin:22px 0 0;font-size:clamp(36px,5vw,62px);line-height:1.12}.closing p{color:#526879;margin:0;line-height:1.9}footer{color:#b8c6cf;background:#0f293d;justify-content:space-between;padding:26px max(7vw,44px);font-size:12px;display:flex}@media (max-width:900px){.nav-links{display:none}.hero{grid-template-columns:1fr;padding-top:70px}.hero-console{margin-top:20px;box-shadow:12px 14px #2356d81c}.section-head{display:block}.section-head>p{margin-top:18px}.experience-grid{grid-template-columns:1fr}.case-picker{border-right:0;border-bottom:1px solid var(--line)}.capability-grid,.rules-grid{grid-template-columns:1fr 1fr}.closing,.scope-strip{grid-template-columns:1fr}.scope-strip div{border-bottom:1px solid #d3dcdf;border-right:0}}@media (max-width:600px){.nav-shell{padding:0 20px}.demo-chip{display:none}.hero,.section,.dark-section,.closing{padding-left:22px;padding-right:22px}.hero{min-height:auto}.hero-actions{flex-direction:column}.trust-row{flex-wrap:wrap;gap:10px 18px}.experience-grid{border-left:0;border-right:0}.demo-panel{padding:20px}.diagnostic-card{padding:22px}.diagnostic-card dl,.capability-grid,.rules-grid,.boundary-grid{grid-template-columns:1fr}.section{padding-top:78px;padding-bottom:78px}footer{padding:24px 22px;display:block}footer span{margin:5px 0;display:block}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}