:root{color-scheme:dark;--bg: #050505;--panel: #111111;--panel-soft: #0b0b0b;--panel-strong: #171717;--ink: #ffffff;--muted: rgba(255, 255, 255, .68);--quiet: rgba(255, 255, 255, .46);--line: rgba(255, 255, 255, .14);--line-strong: rgba(255, 255, 255, .25);--green: #78d8bb;--blue: #236ee8;--amber: #f0b95b;--rose: #ee7b72;--cyan: #72c5ee;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:linear-gradient(180deg,rgba(35,110,232,.08),transparent 420px),linear-gradient(135deg,rgba(120,216,187,.06),transparent 360px),var(--bg);color:var(--ink);letter-spacing:0}button,a{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}.app-shell{min-height:100vh;overflow-x:hidden;background:linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px),var(--bg);background-size:120px 120px,auto}.scroll-progress{position:fixed;top:0;left:0;z-index:80;width:100%;height:3px;transform-origin:left center;background:linear-gradient(90deg,var(--blue),var(--green),var(--amber))}.section-inner{width:min(1160px,calc(100% - 40px));margin:0 auto}section[id]{scroll-margin-top:92px}.site-header{position:sticky;top:0;z-index:50;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px;min-height:68px;padding:0 40px;border-bottom:0;background:#050505db;color:var(--ink);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);transition:min-height .18s ease,background .18s ease,border-color .18s ease}.site-header-scrolled{min-height:58px;border-color:#ffffff38;background:#050505f5}.brand,.desktop-nav,.header-actions,.hero-actions,.contact-actions,.footer-inner div{display:flex;align-items:center}.brand{gap:10px;font-size:20px;font-weight:850}.brand img{width:34px;height:34px;border-radius:8px}.desktop-nav{justify-content:center;gap:30px}.desktop-nav a{position:relative;color:#ffffffc2;font-size:15px;font-weight:740;transition:color .16s ease}.desktop-nav a:after{position:absolute;right:0;bottom:-10px;left:0;height:2px;transform:scaleX(0);transform-origin:left center;background:var(--green);content:"";transition:transform .18s ease}.desktop-nav a:hover{color:#fff}.desktop-nav a:hover:after{transform:scaleX(1)}.header-actions{gap:12px}.header-cta,.primary-button,.secondary-button,.language-toggle,.icon-button{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;font-weight:850}.header-cta{min-height:38px;padding:0 18px;background:#fff;color:#111;font-size:14px;transition:transform .16s ease,background .16s ease}.language-toggle{min-height:38px;padding:0 14px;border:1px solid var(--line);background:#ffffff0a;color:#fff;font-size:13px}.header-cta:hover,.primary-button:hover,.secondary-button:hover,.language-toggle:hover{transform:translateY(-2px)}.icon-button{width:40px;height:40px;border:1px solid var(--line);background:transparent;color:#fff}.mobile-menu-button,.mobile-nav{display:none}.hero-section{position:relative;min-height:calc(88vh - 68px);display:grid;align-items:center;overflow:hidden;padding:56px 0 76px;background:linear-gradient(180deg,rgba(35,110,232,.1),transparent 42%),var(--bg)}.hero-copy{position:relative;z-index:3;color:#fff}.hero-copy h1{max-width:1120px;margin:0;font-size:82px;line-height:1.08;letter-spacing:0;text-wrap:balance}.hero-subtitle{max-width:640px;margin:28px 0 0;color:#ffffffdb;font-size:26px;font-weight:760;line-height:1.42}.hero-copy>span{display:block;max-width:540px;margin-top:28px;color:var(--muted);font-size:20px;font-weight:620;line-height:1.72}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:36px}.primary-button,.secondary-button{min-height:48px;gap:9px;padding:0 22px;border:1px solid transparent;font-size:15px;transition:transform .16s ease,border-color .16s ease,background .16s ease}.primary-button{background:var(--blue);color:#fff;box-shadow:0 18px 48px #236ee847}.primary-button svg{transition:transform .16s ease}.primary-button:hover svg{transform:translate(3px)}.secondary-button{border-color:var(--line-strong);background:#ffffff05;color:#fff}.problem-section,.principles-section,.product-section,.agent-section,.architecture-section,.workflow-section,.review-section,.pricing-section,.audience-section,.contact-section{padding:108px 0}.problem-layout,.product-layout,.agent-layout,.review-layout{display:grid;grid-template-columns:minmax(0,.9fr) minmax(360px,1fr);gap:52px;align-items:center}.split-copy{max-width:920px}.split-copy h2,.architecture-head h2,.review-copy h2,.pricing-head h2,.contact-panel h2{margin:0;max-width:900px;font-size:58px;line-height:1.04;letter-spacing:0}.body-copy{display:grid;gap:12px;max-width:800px;margin-top:28px}.body-copy span,.architecture-head span,.review-copy p,.pricing-head p,.contact-panel span{color:var(--muted);font-size:19px;font-weight:620;line-height:1.7}.source-wall{position:relative;min-height:430px}.source-fragment{position:absolute;display:grid;width:230px;gap:8px;padding:16px;border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 22px 54px #0000003d;transition:transform .18s ease,border-color .18s ease}.source-fragment:hover{transform:translateY(-6px) rotate(0);border-color:#78d8bb80}.source-fragment span,.source-fragment small{color:var(--quiet);font-size:12px;font-weight:820}.source-fragment strong{color:#fff;font-size:17px;line-height:1.25}.fragment-1{top:18px;left:34px;transform:rotate(-3deg)}.fragment-2{top:78px;right:18px;transform:rotate(4deg)}.fragment-3{top:190px;left:0;transform:rotate(2deg)}.fragment-4{right:60px;bottom:82px;transform:rotate(-4deg)}.fragment-5{bottom:28px;left:94px;transform:rotate(3deg)}.fragment-6{right:2px;bottom:210px;transform:rotate(-2deg)}.principle-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.principle-card,.signal-card,.architecture-card,.workflow-step,.audience-item,.trial-card,.pricing-plan,.pro-feature-list,.byok-notice,.draft-panel,.approval-panel,.preview-column{border:1px solid var(--line);border-radius:8px;background:var(--panel)}.principle-card{min-height:338px;padding:24px;transition:transform .18s ease,border-color .18s ease,background .18s ease}.principle-card:hover,.architecture-card:hover,.workflow-step:hover,.signal-card:hover,.pricing-plan:hover{transform:translateY(-6px);border-color:#78d8bb70;background:var(--panel-strong)}.principle-card svg,.architecture-card svg,.audience-item svg{color:var(--green)}.principle-card h3{margin:92px 0 0;font-size:29px;line-height:1.14}.principle-card p{margin:18px 0 0;color:var(--muted);font-size:16px;font-weight:620;line-height:1.68}.signal-board{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.signal-card{min-height:188px;padding:20px;transition:transform .18s ease,border-color .18s ease,background .18s ease}.signal-card span{color:var(--amber);font-family:SFMono-Regular,Consolas,monospace;font-size:13px;font-weight:900}.signal-card h3{margin:42px 0 0;color:#fff;font-size:25px;line-height:1.16}.signal-card p{margin:12px 0 0;color:var(--muted);font-size:15px;font-weight:620;line-height:1.62}.product-close{margin-top:44px;color:#fff;font-size:30px;font-weight:850;line-height:1.28}.agent-console{overflow:hidden;border:1px solid rgba(120,216,187,.32);border-radius:8px;background:#080808;box-shadow:0 28px 80px #00000057}.console-head{display:flex;align-items:center;gap:10px;min-height:56px;padding:0 18px;border-bottom:1px solid var(--line);color:var(--green)}.console-head span{color:#fff;font-size:15px;font-weight:850}.console-head strong{margin-left:auto;color:var(--amber);font-family:SFMono-Regular,Consolas,monospace;font-size:12px}.console-events{display:grid;padding:10px}.console-event{position:relative;display:grid;grid-template-columns:40px 1fr 32px;align-items:center;min-height:56px;padding:0 10px;border-bottom:1px solid rgba(255,255,255,.08);animation:eventScan 3.2s ease-in-out infinite}.console-event:nth-child(2){animation-delay:.18s}.console-event:nth-child(3){animation-delay:.36s}.console-event:nth-child(4){animation-delay:.54s}.console-event:nth-child(5){animation-delay:.72s}.console-event:nth-child(6){animation-delay:.9s}.console-event:last-child{border-bottom:0}.console-event span{color:var(--quiet);font-family:SFMono-Regular,Consolas,monospace;font-size:12px;font-weight:900}.console-event strong{color:#fff;font-size:15px}.console-event i{width:10px;height:10px;justify-self:end;border-radius:50%;background:var(--green);box-shadow:0 0 18px #78d8bbcc}.workflow-stage{display:grid;grid-template-columns:minmax(0,.9fr) minmax(360px,1.1fr);gap:42px;align-items:stretch;margin-top:46px}.workflow-rail{display:grid;gap:12px;margin:0;padding:0;list-style:none}.workflow-step{display:grid;grid-template-columns:54px 1fr auto;gap:16px;align-items:center;min-height:104px;padding:18px;transition:transform .18s ease,border-color .18s ease,background .18s ease}.workflow-step>span,.architecture-card div span{color:var(--green);font-family:SFMono-Regular,Consolas,monospace;font-size:13px;font-weight:900}.workflow-step h3{margin:0;font-size:24px;line-height:1.12}.workflow-step p{margin:8px 0 0;color:var(--muted);font-size:15px;font-weight:620;line-height:1.56}.workflow-step strong{color:var(--amber);font-size:13px;white-space:nowrap}.workflow-preview{position:sticky;top:92px;display:grid;min-height:556px;gap:14px}.preview-column{position:relative;display:grid;align-content:end;min-height:164px;overflow:hidden;padding:22px}.preview-column:before{position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--blue),var(--green));content:"";animation:scanLine 2.8s ease-in-out infinite}.preview-column span{color:var(--quiet);font-size:13px;font-weight:850}.preview-column strong{margin-top:8px;color:#fff;font-size:28px;line-height:1.1}.preview-column p{margin:12px 0 0;color:var(--muted);font-size:15px;font-weight:620;line-height:1.62}.agent-column{border-color:#78d8bb57}.kb-column{border-color:#f0b95b4d}.review-layout{align-items:start}.review-copy p{max-width:760px;margin:24px 0 0}.review-board{display:grid;grid-template-columns:1fr 220px;gap:14px;align-items:stretch}.draft-panel,.approval-panel{padding:22px}.draft-panel>span{color:var(--amber);font-size:13px;font-weight:900}.review-row{margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}.review-row strong{color:#fff;font-size:15px}.review-row p{margin:8px 0 0;color:var(--muted);font-size:15px;font-weight:620;line-height:1.58}.approval-panel{display:grid;align-content:center;justify-items:start;border-color:#78d8bb61;background:linear-gradient(180deg,rgba(120,216,187,.08),transparent),var(--panel)}.approval-panel svg{color:var(--green)}.approval-panel strong{margin-top:16px;color:#fff;font-size:24px}.approval-panel p{margin:12px 0 0;color:var(--muted);font-size:15px;font-weight:620;line-height:1.58}.architecture-head{max-width:920px}.architecture-head span{display:block;max-width:820px;margin-top:24px}.architecture-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:44px}.architecture-card{min-height:300px;padding:22px;transition:transform .18s ease,border-color .18s ease,background .18s ease}.architecture-card div{display:flex;align-items:center;justify-content:space-between;color:var(--green)}.architecture-card h3{margin:96px 0 0;font-size:22px;line-height:1.18}.architecture-card p{margin:16px 0 0;color:var(--muted);font-size:15px;font-weight:620;line-height:1.62}.pricing-head{max-width:940px}.pricing-page-main .pricing-section{min-height:calc(100vh - 68px);padding-top:96px}.section-kicker{display:inline-flex;color:var(--green);font-size:13px;font-weight:900;text-transform:uppercase}.pricing-head h2{margin-top:14px}.pricing-head p{max-width:820px;margin:24px 0 0}.pricing-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:18px;align-items:start;margin-top:46px}.trial-card{position:sticky;top:92px;display:grid;min-height:420px;padding:22px;background:linear-gradient(180deg,rgba(255,255,255,.035),transparent 48%),var(--panel)}.trial-card>span{color:var(--green);font-size:13px;font-weight:900;text-transform:uppercase}.trial-card>strong{margin-top:26px;color:#fff;font-size:29px;line-height:1.14}.trial-card p{margin:18px 0 0;color:var(--muted);font-size:15px;font-weight:620;line-height:1.6}.trial-card ul,.pricing-plan ul,.pro-feature-list ul{margin:24px 0 0;padding:0;list-style:none}.trial-card li,.pricing-plan li{display:flex;align-items:flex-start;gap:10px;color:#ffffffc7;font-size:14px;font-weight:650;line-height:1.48}.trial-card li+li,.pricing-plan li+li{margin-top:12px}.trial-card li svg,.pricing-plan li svg{flex:none;margin-top:2px;color:var(--green)}.pro-paywall{display:grid;gap:16px;min-width:0}.pro-paywall-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding-bottom:2px}.pro-paywall-head span{color:#fff;font-size:30px;font-weight:880;line-height:1.1}.pro-paywall-head p{margin:9px 0 0;color:var(--muted);font-size:15px;font-weight:650;line-height:1.55}.pro-paywall-head>strong{display:inline-flex;min-height:34px;align-items:center;padding:0 12px;border:1px solid rgba(120,216,187,.42);border-radius:999px;background:#78d8bb1a;color:var(--green);font-size:13px;font-weight:900;white-space:nowrap}.pricing-plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;align-items:stretch}.pricing-plan{position:relative;display:flex;min-height:468px;flex-direction:column;padding:22px;transition:transform .18s ease,border-color .18s ease,background .18s ease}.pricing-plan-featured{border-color:#78d8bb94;background:linear-gradient(180deg,rgba(120,216,187,.12),transparent 44%),var(--panel-strong);box-shadow:0 26px 70px #78d8bb1f;transform:translateY(-10px)}.pricing-plan-featured:hover{transform:translateY(-14px)}.plan-topline{display:flex;min-height:32px;align-items:center;justify-content:space-between;gap:10px}.plan-topline>span{color:#fff;font-size:18px;font-weight:880}.plan-topline>strong{display:inline-flex;min-height:28px;align-items:center;padding:0 9px;border-radius:999px;background:#f0b95b24;color:var(--amber);font-size:12px;font-weight:900;white-space:nowrap}.pricing-plan-featured .plan-topline>strong{background:#78d8bb24;color:var(--green)}.plan-price{display:flex;align-items:baseline;gap:8px;margin-top:26px}.plan-price strong{color:#fff;font-size:42px;line-height:1}.plan-price span{color:var(--muted);font-size:15px;font-weight:760}.plan-equivalent,.plan-description,.plan-trial{margin:0;font-size:14px;font-weight:700;line-height:1.5}.plan-equivalent{margin-top:10px;color:var(--green)}.plan-description{margin-top:16px;color:var(--muted)}.selected-plan{display:flex;align-items:center;gap:9px;margin-top:18px;color:#fff;font-size:13px;font-weight:850}.selected-plan i{width:12px;height:12px;border:3px solid #101010;border-radius:999px;background:var(--green);box-shadow:0 0 0 1px #78d8bbb3}.plan-trial{margin-top:10px;color:var(--amber)}.pricing-plan>a{width:100%;margin-top:auto}.pricing-lower{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.62fr);gap:14px}.pro-feature-list,.byok-notice{padding:22px}.pro-feature-list>strong,.byok-notice strong{color:#fff;font-size:17px;font-weight:880}.pro-feature-list ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 16px}.pro-feature-list li{position:relative;padding-left:15px;color:#ffffffc2;font-size:14px;font-weight:650;line-height:1.5}.pro-feature-list li:before{position:absolute;top:9px;left:0;width:5px;height:5px;border-radius:999px;background:var(--green);content:""}.byok-notice{display:flex;gap:13px;border-color:#f0b95b57;background:linear-gradient(180deg,rgba(240,185,91,.09),transparent 58%),var(--panel)}.byok-notice svg{flex:none;color:var(--amber)}.byok-notice p{margin:10px 0 0;color:var(--muted);font-size:14px;font-weight:700;line-height:1.52}.audience-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:42px}.audience-item{display:flex;min-height:88px;align-items:center;gap:12px;padding:0 22px;font-size:20px;font-weight:850;transition:transform .16s ease,border-color .16s ease}.audience-item:hover{transform:translateY(-4px);border-color:#78d8bb6b}.contact-panel{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:52px;align-items:center;padding:40px;border:1px solid var(--line);border-radius:8px;background:linear-gradient(135deg,rgba(35,110,232,.16),transparent 48%),var(--panel-soft)}.contact-panel h2{margin-top:0}.contact-panel span{display:block;max-width:760px;margin-top:22px}.contact-actions{flex-direction:column;align-items:stretch;min-width:260px;gap:12px}.footer{padding:30px 0;border-top:0;color:var(--muted)}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:14px;line-height:1.5}.footer-inner div{gap:10px;color:#fff}.footer-inner img{width:28px;height:28px;border-radius:7px}.reveal-up{animation:revealUp .52s ease both;animation-delay:var(--delay, 0ms)}@keyframes revealUp{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes eventScan{0%,to{background:transparent}50%{background:#78d8bb0f}}@keyframes scanLine{0%{transform:translate(-100%)}55%,to{transform:translate(100%)}}@media(max-width:1060px){.desktop-nav{gap:16px}.hero-copy h1{font-size:64px}.principle-grid,.architecture-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.problem-layout,.product-layout,.agent-layout,.review-layout,.pricing-layout,.workflow-stage{grid-template-columns:1fr}.source-wall{min-height:360px}.workflow-preview,.trial-card{position:static;min-height:auto}.pricing-plans,.pricing-lower{grid-template-columns:1fr}.pricing-plan-featured,.pricing-plan-featured:hover{transform:none}}@media(max-width:1320px){.hero-copy h1{font-size:68px}}@media(max-width:820px){.site-header{padding:0 20px}.desktop-nav,.header-cta{display:none}.mobile-menu-button{display:inline-flex}.mobile-nav{position:fixed;top:68px;left:0;right:0;z-index:60;display:grid;gap:1px;padding:1px 20px 20px;background:#050505}.mobile-nav a{min-height:50px;padding:14px 0;border-bottom:1px solid var(--line);color:#fff;font-weight:820}.mobile-language-toggle{min-height:50px;border:0;border-bottom:1px solid var(--line);background:transparent;color:#fff;text-align:left;font-weight:820}.hero-copy h1{font-size:50px}.split-copy h2,.architecture-head h2,.review-copy h2,.pricing-head h2,.contact-panel h2{font-size:42px}.contact-panel{grid-template-columns:1fr;gap:22px}.contact-actions{min-width:0}.review-board{grid-template-columns:1fr}.pro-paywall-head{flex-direction:column}}@media(max-width:640px){.section-inner,.hero-copy{width:calc(100% - 24px)}.site-header{min-height:64px;padding:0 12px}.brand{font-size:18px}.brand img{width:30px;height:30px}.hero-section{min-height:auto;padding:54px 0 62px}.hero-copy h1{font-size:34px;line-height:1.16}.hero-subtitle{font-size:22px}.hero-copy>span{font-size:18px}.primary-button,.secondary-button{width:100%}.problem-section,.principles-section,.product-section,.agent-section,.architecture-section,.workflow-section,.review-section,.pricing-section,.audience-section,.contact-section{padding:68px 0}.principle-grid,.signal-board,.architecture-grid,.pro-feature-list ul,.audience-grid{grid-template-columns:1fr}.source-wall{display:grid;min-height:auto;gap:10px}.source-fragment{position:static;width:100%;transform:none}.principle-card,.architecture-card{min-height:auto}.principle-card h3,.architecture-card h3{margin-top:52px}.workflow-step{grid-template-columns:1fr;align-items:start}.workflow-step strong{white-space:normal}.preview-column{min-height:150px}.contact-panel{padding:24px}.footer-inner{align-items:flex-start;flex-direction:column}}.success-page-main{min-height:calc(100vh - 280px);display:flex;align-items:center;justify-content:center;padding:120px 24px 80px}.success-section{width:100%;max-width:640px}.success-layout{display:flex;flex-direction:column;align-items:center;text-align:center;gap:20px}.success-layout svg{color:var(--green)}.success-layout h2{font-size:2rem;font-weight:700;margin:0}.success-layout p{font-size:1.05rem;color:var(--muted);line-height:1.7;margin:0;max-width:440px}.success-layout .primary-button{margin-top:8px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:1ms!important;animation-iteration-count:1!important;transition-duration:1ms!important}}