:root{--ink:#111827;--body:#4b5567;--muted:#7d8798;--line:#dfe4ec;--soft:#f3f5f8;--paper:#fff;--blue:#2f6feb;--blue2:#685eea;--green:#18875c;--shadow:0 24px 70px rgba(28,44,75,.1)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#f7f8fa;color:var(--ink);font:14px/1.6 Inter,"Segoe UI","Microsoft YaHei",system-ui,sans-serif}
button,a{font:inherit}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
.shell{width:min(1180px,calc(100% - 48px));margin:auto}

/* ── 顶栏 ── */
.site-header{position:fixed;z-index:50;top:0;left:0;right:0;height:72px;border-bottom:1px solid rgba(207,214,225,.7);background:rgba(249,250,252,.78);backdrop-filter:blur(24px) saturate(140%)}
.site-header .shell{height:100%;display:flex;align-items:center}
.brand{display:flex;align-items:center;gap:10px;font-weight:750;font-size:17px;letter-spacing:-.3px}
.mark{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:#172135;color:#fff;box-shadow:inset 0 1px rgba(255,255,255,.18)}
.mark svg{width:19px}
.brand small{font-size:11px;color:#7c8799;font-weight:450;margin-left:4px;letter-spacing:0}
.main-nav{display:flex;gap:26px;margin-left:44px;color:#586274}
.main-nav a{position:relative;padding:8px 0;white-space:nowrap}
.main-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:2px;height:2px;background:#386fdf;transition:.2s}
.main-nav a:hover{color:#1d2c46}
.main-nav a:hover:after{right:0}
.header-actions{display:flex;gap:9px;margin-left:auto}
.button{min-height:42px;padding:0 17px;border-radius:10px;border:1px solid #d3dae6;background:rgba(255,255,255,.75);color:#28364d;font-weight:650;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.18s;white-space:nowrap}
.button:hover{transform:translateY(-1px);border-color:#aebad0;background:#fff}
.button.primary{color:#fff;border-color:transparent;background:linear-gradient(135deg,var(--blue),var(--blue2));box-shadow:0 10px 24px rgba(47,111,235,.22)}
.button.primary:hover{box-shadow:0 13px 28px rgba(47,111,235,.3)}
.button.dark{color:#fff;background:#182235;border-color:#182235}
.button svg{width:16px}

/* ── 首屏 ── */
.hero{position:relative;overflow:hidden;padding:152px 0 90px;background:linear-gradient(180deg,#f7f8fb 0%,#edf2fb 100%)}
.hero:before,.hero:after{content:"";position:absolute;border-radius:50%}
.hero:before{width:760px;height:760px;right:-310px;top:-390px;background:radial-gradient(circle,rgba(173,153,255,.22),transparent 69%)}
.hero:after{width:620px;height:620px;left:-330px;bottom:-410px;background:radial-gradient(circle,rgba(95,158,255,.2),transparent 70%)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:.88fr 1.12fr;gap:70px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;border:1px solid rgba(91,119,170,.2);background:rgba(255,255,255,.62);color:#4e6389;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:#3775e8;box-shadow:0 0 0 5px rgba(55,117,232,.1)}
.hero h1{font-size:52px;line-height:1.12;letter-spacing:-2.2px;margin:22px 0 20px;max-width:580px}
.hero h1 span{color:#356cda}
.hero-copy{font-size:17px;color:#5b6679;max-width:540px;margin:0 0 30px}
.hero-actions{display:flex;gap:11px;flex-wrap:wrap}
.hero-note{display:flex;gap:18px;margin-top:20px;color:#768195;font-size:12px;flex-wrap:wrap}
.hero-note span{display:flex;align-items:center;gap:6px}
.hero-note span:before{content:"✓";color:var(--green);font-weight:800}

/* ── 首屏工作台示意 ── */
.product-stage{position:relative;padding:23px;border:1px solid rgba(255,255,255,.86);border-radius:30px;background:rgba(255,255,255,.43);box-shadow:inset 0 1px #fff,var(--shadow);backdrop-filter:blur(26px) saturate(135%)}
.product-window{overflow:hidden;border:1px solid #d8dfeb;border-radius:16px;background:#fff;box-shadow:0 18px 42px rgba(35,54,92,.12)}
.window-top{height:40px;display:flex;align-items:center;padding:0 14px;border-bottom:1px solid #e7eaf0;background:#fafbfd}
.dots{display:flex;gap:5px}
.dots i{width:7px;height:7px;border-radius:50%;background:#cbd3df}
.window-title{margin:auto;color:#8b94a3;font-size:10px}
.mock-app{height:372px;display:grid;grid-template-columns:132px 1fr;background:#f5f7fa}
.mock-side{padding:14px 9px;border-right:1px solid #e4e8ef;background:#fbfcfd}
.mock-logo{height:22px;width:78px;border-radius:6px;background:#182235;margin:2px 5px 16px}
.mock-nav{display:flex;align-items:center;gap:7px;height:27px;border-radius:7px;padding:0 8px;margin:4px 0;font-size:10.5px;color:#6d788b;background:transparent;white-space:nowrap;overflow:hidden}
.mock-nav:before{content:"";width:6px;height:6px;border-radius:2px;background:#c6cfdd;flex:none}
.mock-nav.on{background:#dfe9ff;color:#2a5bbf;font-weight:650}
.mock-nav.on:before{background:#4a7fe8}
.mock-nav.dim{color:#98a3b4}
.mock-main{padding:18px 20px}
.mock-heading{height:14px;width:38%;border-radius:4px;background:#222d40}
.mock-sub{height:7px;width:56%;border-radius:4px;background:#d2d8e3;margin:8px 0 16px}
.mock-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}
.mock-stat{height:58px;border-radius:8px;border:1px solid #e2e6ed;background:#fff}
.mock-flow{position:relative;height:168px;margin-top:10px;border-radius:10px;border:1px solid #e1e6ee;background:linear-gradient(#fff,#fbfcfe)}
.flow-line{position:absolute;height:2px;background:#cbd8ee}
.flow-line.one{width:78px;left:78px;top:52px}
.flow-line.two{width:86px;left:188px;top:106px;transform:rotate(30deg)}
.node{position:absolute;width:68px;height:44px;border:1px solid #d8e0ec;border-radius:9px;background:#fff;box-shadow:0 6px 16px rgba(31,50,84,.08)}
.node:before{content:"";display:block;width:18px;height:18px;border-radius:6px;background:#e7efff;margin:6px 8px}
.node:after{content:"";position:absolute;height:4px;width:26px;left:32px;top:14px;border-radius:2px;background:#bec9d9}
.node.n1{left:28px;top:30px}
.node.n2{left:158px;top:30px}
.node.n3{left:276px;top:98px}
.ai-float{position:absolute;right:-22px;bottom:38px;width:232px;padding:15px;border:1px solid rgba(255,255,255,.9);border-radius:15px;background:rgba(250,252,255,.78);box-shadow:0 18px 40px rgba(40,59,92,.16);backdrop-filter:blur(24px)}
.ai-head{display:flex;gap:8px;align-items:center;font-weight:700;font-size:12px}
.ai-head i{width:25px;height:25px;border-radius:8px;display:grid;place-items:center;background:linear-gradient(135deg,#3c7bec,#7567ec);color:#fff;font-style:normal;flex:none}
.ai-lines{display:grid;gap:6px;margin:12px 0}
.ai-lines span{height:5px;border-radius:3px;background:#d6dce7}
.ai-lines span:nth-child(2){width:78%}
.ai-lines span:nth-child(3){width:62%}
.ai-status{color:#267552;font-size:10px}

/* ── 数据条 ── */
.proof{position:relative;z-index:2;margin-top:-28px}
.proof-bar{display:grid;grid-template-columns:1.5fr repeat(3,1fr);border:1px solid #e0e5ed;border-radius:16px;background:rgba(255,255,255,.88);box-shadow:0 14px 40px rgba(32,45,71,.07);backdrop-filter:blur(20px)}
.proof-intro,.proof-item{padding:19px 22px}
.proof-item{border-left:1px solid #e6e9ef}
.proof-intro{color:#606b7c}
.proof-item b{display:block;font-size:20px}
.proof-item small{color:#7b8595;line-height:1.45;display:block}

/* ── 通用区块 ── */
.section{padding:96px 0}
.section.white{background:#fff}
.section-head{max-width:720px;margin-bottom:42px}
.section-kicker{color:#3d6bc4;font-weight:750;font-size:11px;letter-spacing:.13em;text-transform:uppercase}
.section h2{font-size:38px;line-height:1.2;letter-spacing:-1.4px;margin:10px 0 13px}
.section-lead{font-size:16px;color:#667185;margin:0}

/* ── 能力全景（重点突出 + 其余一带而过） ── */
.cap-main{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}
.cap-side{display:grid;gap:16px;align-content:start}
.cap-card{position:relative;display:flex;flex-direction:column;padding:24px;border:1px solid #e0e5ed;border-radius:18px;background:#fff;transition:.18s}
.cap-card:hover{border-color:#c3d0e5;box-shadow:0 14px 34px rgba(37,58,96,.08);transform:translateY(-2px)}
.cap-card .cap-tag{color:#3d6bc4;font-size:11px;font-weight:750;letter-spacing:.08em;text-transform:uppercase}
.cap-card h3{font-size:18px;margin:8px 0 8px;letter-spacing:-.3px}
.cap-card p{margin:0;color:#6c7689;font-size:13.5px}
.cap-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px;padding-top:16px;border-top:1px solid #edf0f5}
.cap-meta span{padding:4px 9px;border-radius:999px;background:#f3f6fb;border:1px solid #e5eaf3;color:#5b6a83;font-size:11.5px}
.cap-card.dark{background:#152033;border-color:#1f2d44;color:#fff}
.cap-card.dark .cap-tag{color:#8fb0f4}
.cap-card.dark p{color:#9eabc0}
.cap-card.dark .cap-meta{border-top-color:rgba(255,255,255,.12)}
.cap-card.dark .cap-meta span{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12);color:#b9c5d7}
.cap-card.lead{padding:30px;justify-content:flex-start}
.cap-card.lead h3{font-size:23px;margin:10px 0 12px;letter-spacing:-.5px}
.cap-card.lead p{color:#9eabc0;font-size:14px;line-height:1.72}
.cap-list{display:grid;gap:9px;margin-top:24px}
.cap{display:flex;align-items:center;gap:12px;padding:13px 15px;border:1px solid rgba(255,255,255,.1);border-radius:12px;background:rgba(255,255,255,.055)}
.cap i{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;background:rgba(115,149,255,.16);color:#9ab7ff;font-style:normal;font-weight:700;font-size:11px;flex:none}
.cap b{font-size:13.5px;font-weight:650}
.cap span{margin-left:auto;font-size:11.5px;color:#8d9bb1;flex:none}
.cap-rest-title{margin:34px 0 14px;color:#5f6b7e;font-size:13px;font-weight:700;letter-spacing:.02em}
.cap-rest{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:10px 26px}
.cap-rest li{display:flex;align-items:baseline;gap:10px;padding:10px 0;border-top:1px solid #edf0f5}
.cap-rest b{font-size:13.5px;color:#41506b;flex:none}
.cap-rest span{color:#8590a2;font-size:12.5px}

/* ── 三条约定 ── */

/* ── 三源知识 ── */
.knowledge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.knowledge-card{padding:26px;border:1px solid #dfe4ec;border-radius:18px;background:#fff;display:flex;flex-direction:column}
.knowledge-card .q{font-size:15px;font-weight:750;color:#1d2c46}
.knowledge-card h3{font-size:19px;margin:14px 0 6px;letter-spacing:-.4px}
.knowledge-card .from{font-size:12px;color:#7b8596}
.knowledge-card p{margin:14px 0 0;color:#6c7689}
.knowledge-card .badge{align-self:flex-start;margin-top:auto;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:700}
.knowledge-card.author{border:2px solid #3b72dc;box-shadow:0 18px 44px rgba(52,105,211,.1)}
.knowledge-card.author .badge{background:#edf3ff;color:#2e62c6}
.knowledge-card.derived .badge{background:#f1f5f9;color:#5d6a7d}
.truth-note{margin-top:22px;padding:20px 24px;border:1px dashed #cdd8ea;border-radius:16px;background:#f8fafd;color:#5a6679;font-size:13.5px}
.truth-note b{color:#1d2c46}

/* ── 客户 Git ── */
.git-band{position:relative;overflow:hidden;border:1px solid #dce3f1;border-radius:24px;background:linear-gradient(135deg,#eef4ff,#f4f1ff);padding:48px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.git-band:after{content:"";position:absolute;width:280px;height:280px;right:-90px;top:-140px;border-radius:50%;background:rgba(255,255,255,.65)}
.git-band h2{font-size:32px;letter-spacing:-1.2px;margin:10px 0 14px}
.git-band p{margin:0;color:#5f6c81}
.git-list{position:relative;z-index:1;list-style:none;margin:0;padding:0;display:grid;gap:12px}
.git-list li{display:grid;gap:3px;padding:15px 18px;border-radius:13px;background:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.95);box-shadow:0 10px 26px rgba(46,67,105,.07)}
.git-list b{font-size:14px}
.git-list span{color:#69758a;font-size:13px}

/* ── 数字员工 ── */
.worker-grid{display:grid;grid-template-columns:1.05fr .95fr .95fr;gap:16px}
.worker-card{padding:26px;border:1px solid #dfe4ec;border-radius:18px;background:#fff}
.worker-card>span{color:#3d6bc4;font-size:12px;font-weight:750;letter-spacing:.08em}
.worker-card h3{margin:8px 0 14px;font-size:20px;letter-spacing:-.4px}
.worker-card ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.worker-card li{display:grid;gap:2px;padding-top:12px;border-top:1px solid #e7ebf2}
.worker-card li b{font-size:14px}
.worker-card li span,.live-top{color:#6b7586}
.live-top{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:700}
.live-top i{width:8px;height:8px;border-radius:50%;background:#18875c;box-shadow:0 0 0 4px #e7f6ef}
.worker-live p{margin:14px 0 8px;color:#4b5567}
.live-row{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-top:1px solid #e7ebf2}

/* ── 工作方式 ── */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.step{padding:26px;border-top:2px solid #dce2eb}
.step-num{color:#3c6dcc;font-size:12px;font-weight:800}
.step h3{font-size:19px;margin:14px 0 8px}
.step p{color:#6d7788;margin:0}

/* ── 模型与积分 ── */
.model-band{position:relative;overflow:hidden;border-radius:25px;padding:54px;background:#121b2c;color:#fff;display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}
.model-band:after{content:"";position:absolute;width:460px;height:460px;right:-180px;top:-220px;border-radius:50%;background:radial-gradient(circle,rgba(95,111,255,.28),transparent 70%)}
.model-band h2{font-size:36px;margin:10px 0 14px;letter-spacing:-1.3px}
.model-band p{color:#a5b0c2}
.model-list{position:relative;z-index:1;display:grid;gap:9px}
.model{display:flex;align-items:center;padding:14px 16px;border:1px solid rgba(255,255,255,.11);border-radius:11px;background:rgba(255,255,255,.055)}
.model b{font-size:12px}
.model span{margin-left:auto;color:#9eadc2;font-size:11px}

/* ── 会员方案 ── */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.plan{position:relative;padding:28px;border:1px solid #dfe4ec;border-radius:18px;background:#fff}
.plan.recommended{border:2px solid #3b72dc;padding:27px;box-shadow:0 18px 44px rgba(52,105,211,.1)}
.plan-badge{position:absolute;top:18px;right:18px;padding:3px 8px;border-radius:999px;background:#edf3ff;color:#2e62c6;font-size:10px;font-weight:700}
.plan h3{font-size:19px;margin:0}
.plan>p{min-height:45px;color:#748094}
.price{font-size:31px;font-weight:780;letter-spacing:-1px;margin:18px 0}
.price small{font-size:12px;color:#8993a2;font-weight:450;display:block}
.plan ul{list-style:none;padding:19px 0 0;margin:0 0 26px;border-top:1px solid #e6e9ef;display:grid;gap:10px;color:#566174}
.plan li:before{content:"✓";color:#237d58;font-weight:800;margin-right:8px}
.plan .button{width:100%}

/* ── 常见问题 ── */
.faq{max-width:860px}
.faq-item{border-top:1px solid #dfe4eb}
.faq-item:last-child{border-bottom:1px solid #dfe4eb}
.faq-q{width:100%;border:0;background:none;padding:20px 2px;display:flex;justify-content:space-between;align-items:center;gap:16px;text-align:left;font-weight:700;color:#273246}
.faq-q span:last-child{font-size:20px;color:#7b8594;transition:.2s;flex:none}
.faq-a{display:none;color:#677284;padding:0 36px 20px 2px}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-q span:last-child{transform:rotate(45deg)}

/* ── 下载与页脚 ── */
.download-card{position:relative;overflow:hidden;padding:55px;border-radius:24px;background:linear-gradient(135deg,#e8f0ff,#f0ebff);border:1px solid #dce3f1;display:flex;align-items:center;gap:30px}
.download-card:after{content:"";position:absolute;width:250px;height:250px;right:-60px;bottom:-150px;border-radius:50%;background:rgba(255,255,255,.7)}
.download-card div:first-child{flex:1}
.download-card h2{font-size:35px;margin:0 0 9px;letter-spacing:-1.2px}
.download-card p{color:#627087;margin:0}
.download-actions{position:relative;z-index:2;display:flex;gap:9px}
.footer{padding:30px 0 42px;background:#fff;border-top:1px solid #e6e9ef}
.footer .shell{display:flex;align-items:center;color:#788294;font-size:12px}
.footer-links{display:flex;gap:22px;margin-left:auto}
.toast{position:fixed;z-index:100;left:50%;bottom:24px;opacity:0;transform:translate(-50%,18px);padding:11px 16px;border-radius:10px;background:rgba(20,28,43,.9);color:#fff;backdrop-filter:blur(18px);transition:.2s;pointer-events:none;max-width:min(560px,calc(100% - 32px))}
.toast.show{opacity:1;transform:translate(-50%,0)}
:focus-visible{outline:3px solid rgba(61,116,224,.35);outline-offset:3px}

/* ── 登录 / 注册浮层 ── */
.auth-view{position:fixed;z-index:200;inset:0;display:none;overflow:auto;background:linear-gradient(135deg,#eaf2ff,#f7f3ff 52%,#eef8ff);color:#17233b}
.auth-view.open{display:block}
.auth-view:before,.auth-view:after{content:"";position:fixed;border-radius:50%;pointer-events:none}
.auth-view:before{width:520px;height:520px;left:-180px;bottom:-210px;background:radial-gradient(circle,rgba(95,150,255,.25),transparent 70%)}
.auth-view:after{width:560px;height:560px;right:-160px;top:-250px;background:radial-gradient(circle,rgba(184,143,255,.24),transparent 70%)}
.auth-top{position:relative;z-index:2;height:76px;width:min(1180px,calc(100% - 48px));margin:auto;display:flex;align-items:center}
.auth-close{margin-left:auto;border:1px solid rgba(117,136,168,.25);background:rgba(255,255,255,.55);width:38px;height:38px;border-radius:50%;color:#526078;font-size:20px}
.auth-layout{position:relative;z-index:2;width:min(1060px,calc(100% - 48px));min-height:calc(100vh - 120px);margin:auto;display:grid;grid-template-columns:1fr 440px;gap:90px;align-items:center}
.auth-story h2{font-size:47px;line-height:1.2;letter-spacing:-1.8px;margin:15px 0}
.auth-story>p{max-width:480px;color:#66758f;font-size:16px}
.auth-steps{display:grid;gap:12px;margin-top:32px}
.auth-step{display:flex;gap:12px;align-items:center;color:#566780}
.auth-step i{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:rgba(255,255,255,.62);border:1px solid rgba(255,255,255,.9);font-style:normal;color:#356bcf;font-weight:750;flex:none}
.auth-card{padding:36px 38px;border:1px solid rgba(255,255,255,.9);border-radius:24px;background:rgba(255,255,255,.66);box-shadow:inset 0 1px #fff,0 28px 70px rgba(68,84,120,.14);backdrop-filter:blur(30px) saturate(145%)}
.auth-tabs{display:flex;gap:4px;padding:4px;border-radius:11px;background:rgba(222,229,242,.68);margin-bottom:27px}
.auth-tabs button{height:36px;flex:1;border:0;border-radius:8px;color:#67758c;background:transparent}
.auth-tabs button.active{color:#2052a8;background:rgba(255,255,255,.9);box-shadow:0 3px 12px rgba(44,70,112,.1)}
.auth-card h3{font-size:27px;margin:0 0 7px;letter-spacing:-.5px}
.auth-desc{color:#718097;margin:0 0 27px}
.auth-fields{display:grid;gap:17px}
.auth-field{font-size:12px;color:#36465e;font-weight:650}
.auth-field input{display:block;width:100%;height:46px;margin-top:7px;padding:0 12px;border:1px solid rgba(117,136,168,.3);border-radius:10px;background:rgba(255,255,255,.62);outline:none}
.auth-field input:focus{border-color:#5e94f3;box-shadow:0 0 0 3px rgba(65,130,245,.15);background:rgba(255,255,255,.82)}
.auth-check{display:flex;gap:8px;align-items:center;color:#69768b;font-size:12px}
.auth-actions{display:grid;gap:13px;margin-top:27px}
.auth-actions .button{width:100%}
.auth-link{border:0;background:transparent;color:#3567b9}
.auth-back{display:none;margin-top:15px;color:#66758c;text-align:center;font-size:12px}
.auth-register-note{font-size:11px;color:#7b879a;text-align:center;margin:14px 0 0}
.auth-code{display:grid;grid-template-columns:1fr 112px;gap:8px;align-items:end}
.auth-code .button{margin:0;height:46px}
.auth-view.register .login-only{display:none}
.auth-view.register .auth-back{display:block}

/* ── 响应式 ── */
@media(max-width:1024px){.cap-main{grid-template-columns:1fr}.cap-side{grid-template-columns:1fr 1fr}.cap-rest{grid-template-columns:1fr 1fr}.main-nav{gap:20px;margin-left:28px}}
@media(max-width:900px){
  .main-nav{display:none}
  .hero{padding-top:130px}
  .hero-grid{grid-template-columns:1fr;gap:50px}
  .product-stage{max-width:680px}
  .cap-main{grid-template-columns:1fr}
  .cap-side{grid-template-columns:1fr 1fr}
  .cap-rest{grid-template-columns:1fr 1fr}
  .knowledge-grid{grid-template-columns:1fr}
  .git-band{grid-template-columns:1fr;gap:30px}
  .worker-grid{grid-template-columns:1fr}
  .model-band{grid-template-columns:1fr;gap:34px}
  .plans{grid-template-columns:1fr}
  .proof-bar{grid-template-columns:1fr 1fr}
  .proof-intro{grid-column:1/-1}
  .proof-item:nth-child(3){border-left:0}
  .download-card{display:block}
  .download-actions{margin-top:25px}
  .auth-layout{grid-template-columns:1fr;max-width:560px}
  .auth-story{display:none}
}
@media(max-width:600px){
  .shell{width:min(100% - 28px,1180px)}
  .site-header{height:64px}
  .brand small{display:none}
  .header-actions{gap:6px}
  .header-actions .button{min-height:38px;padding:0 11px}
  .hero{padding:112px 0 70px}
  .hero h1{font-size:36px;letter-spacing:-1.4px}
  .hero-copy{font-size:15px}
  .hero-actions .button{width:100%}
  .product-stage{padding:10px;border-radius:20px}
  .mock-app{height:280px;grid-template-columns:96px 1fr}
  .mock-main{padding:13px}
  .mock-side{padding:10px 6px}
  .mock-nav{font-size:9.5px;padding:0 6px}
  .mock-stats{grid-template-columns:1fr 1fr}
  .mock-stat:nth-child(4){display:none}
  .mock-flow{height:150px}
  .node{transform:scale(.72);transform-origin:top left}
  .node.n1{left:8px}
  .node.n2{left:88px}
  .node.n3{left:160px;top:80px}
  .flow-line.one{left:52px;width:50px}
  .flow-line.two{left:120px;width:48px;top:84px}
  .ai-float{right:-2px;bottom:18px;width:176px;padding:12px}
  .proof{margin-top:-20px}
  .proof-item{padding:15px}
  .section{padding:70px 0}
  .section h2{font-size:30px;letter-spacing:-1px}
  .cap-side{grid-template-columns:1fr}
  .cap-rest{grid-template-columns:1fr}
  .cap-card{padding:20px}
  .cap-card.lead{padding:22px}
  .cap-card.lead h3{font-size:20px}
  .cap span{display:none}
  .git-band{padding:30px 22px}
  .git-band h2{font-size:26px}
  .worker-card{padding:23px}
  .steps{grid-template-columns:1fr}
  .model-band{padding:32px 23px}
  .model-band h2{font-size:28px}
  .model b{font-size:11.5px}
  .plan.recommended{padding:26px}
  .download-card{padding:34px 23px}
  .download-card h2{font-size:27px}
  .download-actions{display:grid}
  .footer .shell{display:block}
  .footer-links{margin:15px 0 0;flex-wrap:wrap}
  .auth-card{padding:26px 22px}
}

[hidden]{display:none!important}.pricing-tabs{display:flex;gap:8px;margin-bottom:18px}.pricing-tabs [aria-pressed="true"]{color:#2461ce;background:#eaf0ff;border-color:#a4bdeb}.plan>p{min-height:42px}.plan small{display:block}.mark{object-fit:contain}.site-header .brand{flex-shrink:0}a[aria-disabled="true"]{opacity:.55;pointer-events:none}@media(max-width:440px){.auth-card{padding:26px 22px}}