:root{--ink:#242126;--muted:#706a73;--paper:#fffaf5;--card:#fff;--orange:#ff7a45;--pink:#ff9eaa;--blue:#497cff;--line:#eadfd7;--shadow:0 22px 60px rgba(89,55,40,.12)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;line-height:1.65}.nav{height:72px;padding:0 max(28px,calc((100% - 1160px)/2));display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20;background:rgba(255,250,245,.88);backdrop-filter:blur(16px);border-bottom:1px solid rgba(234,223,215,.7)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:800}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:var(--ink);color:#fff}.nav nav{display:flex;gap:28px}.nav nav a{color:var(--muted);text-decoration:none;font-size:14px}.nav nav a:hover{color:var(--orange)}.section{max-width:1160px;margin:auto;padding:110px 28px}.compact{padding-top:80px;padding-bottom:80px}.hero{min-height:730px;display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:70px}.eyebrow{font-size:12px;letter-spacing:.18em;font-weight:800;color:var(--orange);margin:0 0 16px}.hero h1{font-size:clamp(48px,6vw,78px);line-height:1.12;letter-spacing:-.055em;margin:0}.hero h1 em{font-style:normal;color:var(--orange)}.lead{font-size:18px;color:var(--muted);max-width:560px;margin:28px 0}.actions{display:flex;gap:12px}.btn{border:0;border-radius:14px;padding:13px 22px;font:inherit;font-weight:700;text-decoration:none;cursor:pointer;display:inline-flex;justify-content:center;align-items:center}.primary{background:var(--ink);color:white}.primary:hover{background:var(--orange)}.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}.wide{width:100%}.hero-card{height:480px;border-radius:44px;background:linear-gradient(145deg,#ffd9c7,#ffe9ba);box-shadow:var(--shadow);position:relative;overflow:hidden}.sun{position:absolute;width:170px;height:170px;border-radius:50%;background:#fff3a8;top:62px;left:50%;transform:translateX(-50%)}.cat{position:absolute;width:185px;height:150px;background:#fff;border:7px solid var(--ink);border-radius:48% 48% 35% 35%;bottom:70px}.cat:before,.cat:after{content:"";position:absolute;width:58px;height:65px;background:inherit;border:7px solid var(--ink);top:-37px;transform:rotate(45deg);z-index:-1}.cat:before{left:16px}.cat:after{right:16px}.cat i:before,.cat i:after{content:"";position:absolute;width:9px;height:13px;background:var(--ink);border-radius:50%;top:55px}.cat i:before{left:50px}.cat i:after{right:50px}.cat b{position:absolute;top:70px;left:50%;transform:translateX(-50%);font-size:30px}.cat-left{left:66px}.cat-right{right:66px;background:#d99a38}.message{position:absolute;background:#fff;padding:9px 14px;border-radius:13px;font-size:13px;font-weight:700;box-shadow:0 8px 25px rgba(0,0,0,.08)}.message.one{right:25px;top:38px}.message.two{left:30px;top:100px}.section h2{font-size:42px;line-height:1.2;margin:0 0 36px}.project-grid{display:grid;grid-template-columns:2fr 1fr;gap:20px}.project{border-radius:30px;padding:42px;background:#fff;border:1px solid var(--line)}.project.featured{display:grid;grid-template-columns:1.4fr .8fr;gap:34px}.project h3{font-size:28px;margin:14px 0 10px}.project p,.project li{color:var(--muted)}.tag{font-size:11px;font-weight:800;color:var(--blue);background:#edf2ff;padding:6px 10px;border-radius:99px}.product-scene{border-radius:22px;background:#27242a;color:#fff;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:20px;font-weight:800}.product-scene span{background:#fff;color:var(--ink);padding:8px 18px;border-radius:999px}.signal{color:#ffbdc6;letter-spacing:5px}.soon{background:#fff0e8}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px}.section-heading h2{margin-bottom:0}.section-heading>p{max-width:430px;color:var(--muted)}.switch{display:inline-flex;background:#eee6df;padding:5px;border-radius:14px;margin:36px 0 22px}.switch button{border:0;background:transparent;padding:9px 22px;border-radius:10px;cursor:pointer;font:inherit}.switch button.active{background:#fff;box-shadow:0 4px 14px rgba(0,0,0,.08);font-weight:800}.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.plan{background:#fff;border:1px solid var(--line);padding:30px;border-radius:24px;position:relative}.plan.recommended{border:2px solid var(--orange);transform:translateY(-6px)}.plan .badge{position:absolute;right:20px;top:20px;font-size:11px;background:#fff0e8;color:var(--orange);padding:4px 8px;border-radius:99px;font-weight:800}.plan h3{font-size:21px}.price{font-size:42px;font-weight:900;margin:14px 0}.price small{font-size:14px;color:var(--muted)}.plan button{width:100%}.plan-note{color:var(--muted);font-size:13px;margin-top:20px}.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.benefits article{padding:32px;border-top:1px solid var(--line)}.benefits b{color:var(--orange)}.benefits h3{font-size:20px}.benefits p{color:var(--muted)}.legal{display:grid;grid-template-columns:1.3fr .7fr;gap:70px;border-top:1px solid var(--line)}.legal p{color:var(--muted)}.contact a{color:var(--blue)}.legal-links{display:flex;flex-direction:column;align-items:flex-start;justify-content:center}.legal-links button{border:0;background:none;padding:8px 0;color:var(--ink);text-decoration:underline;cursor:pointer}footer{max-width:1160px;margin:auto;padding:28px;display:flex;justify-content:space-between;border-top:1px solid var(--line);color:var(--muted);font-size:13px}dialog{border:0;border-radius:24px;padding:34px;width:min(460px,calc(100% - 32px));box-shadow:var(--shadow)}dialog::backdrop{background:rgba(30,25,26,.45);backdrop-filter:blur(5px)}.dialog-close{position:absolute;right:17px;top:14px;border:0;background:none;font-size:26px;color:var(--muted);cursor:pointer}dialog h2{margin:0}dialog label{display:block;font-size:13px;font-weight:700;margin:18px 0}dialog input{display:block;width:100%;margin-top:7px;border:1px solid #ddd0c9;border-radius:12px;padding:12px;font:inherit}.form-error{min-height:22px;color:#dc3b3b;font-size:13px}.legal-body h3{margin-top:26px}.legal-body p,.legal-body li{color:var(--muted);font-size:14px}.toast{position:fixed;left:50%;bottom:30px;transform:translate(-50%,20px);opacity:0;background:#27242a;color:#fff;padding:11px 18px;border-radius:12px;transition:.2s;z-index:99}.toast.show{opacity:1;transform:translate(-50%,0)}@media(max-width:820px){.nav nav{display:none}.hero{grid-template-columns:1fr;min-height:auto;padding-top:70px}.hero-card{height:390px}.project-grid,.project.featured,.plans,.benefits,.legal{grid-template-columns:1fr}.product-scene{min-height:210px}.section-heading{display:block}.plans{gap:12px}.plan.recommended{transform:none}.cat{transform:scale(.8)}.cat-left{left:15px}.cat-right{right:15px}.section{padding:76px 20px}footer{padding:24px 20px}}
/* Account status and public filing link */
.account-button{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:10px;padding:6px 12px;font:inherit;font-size:13px;cursor:pointer;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-button.logged-in{color:var(--blue);border-color:#cfd9ff;background:#f3f6ff}footer{gap:18px;flex-wrap:wrap}footer a{color:var(--muted);text-decoration:none}footer a:hover{color:var(--orange)}
.auth-actions{display:inline-flex;align-items:center;gap:8px}.register-button{border:0;background:none;color:var(--muted);font:inherit;font-size:13px;cursor:pointer}.register-button:hover{color:var(--orange)}.code-row{display:grid;grid-template-columns:1fr 120px;gap:10px;align-items:end}.code-row label{margin-bottom:0}.code-row button{height:48px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--blue);font:inherit;cursor:pointer}.code-row button:disabled{color:#aaa;cursor:not-allowed}
.nav nav{align-items:center}.nav nav>a,.register-button,.account-button{height:38px;display:inline-flex;align-items:center;justify-content:center;line-height:1;margin:0}.auth-actions{height:38px}