:root{color-scheme:light dark;--page:#fff;--surface:#f4f5f3;--text:#181b19;--muted:#606660;--line:#dedfdc;--accent:#c54927;--accent-soft:#fdf1ec;--accent-text:#fff;--dark:#191d1a;--dark-text:#f6f7f4;--radius:12px;--font:"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--page);color:var(--text);font:16px/1.7 var(--font);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}img{display:block;max-width:100%}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:650}h2{font-size:clamp(30px,3.4vw,46px);line-height:1.35;letter-spacing:-.035em}h3{font-size:21px;line-height:1.5}p{color:var(--muted)}.wrap{width:min(1152px,calc(100% - 96px));margin-inline:auto}.accent{color:var(--accent)}.eyebrow{font-size:14px;letter-spacing:.1em;font-weight:600;color:var(--accent);margin-bottom:20px}.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:52px;padding:12px 24px;border:1px solid transparent;border-radius:var(--radius);font-weight:600;white-space:nowrap;transition:background .15s,transform .15s}.primary{background:var(--accent);color:var(--accent-text)}.primary:hover{background:#a93d20}.button:active{transform:scale(.98)}.text-link{display:inline-flex;align-items:center;gap:16px;font-size:15px;font-weight:600}.text-link:hover,a:not(.button):hover{color:var(--accent)}:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.skip-link{position:fixed;left:16px;top:-80px;z-index:50;padding:8px 16px;background:var(--text);color:var(--page)}.skip-link:focus{top:16px}
.site-header{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:inline-flex;gap:10px;align-items:center;font-size:20px;font-weight:700;letter-spacing:-.035em;white-space:nowrap}.brand img{border-radius:8px}.brand-cn{font-size:13px;font-weight:500;letter-spacing:.12em;margin-left:10px;color:var(--muted)}nav{display:flex;align-items:center;gap:30px;font-size:14px}nav .nav-source{padding-left:28px;border-left:1px solid var(--line)}.menu-button{display:none;background:none;border:0;color:var(--text);padding:8px;font-size:15px}
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;padding-block:64px 80px;min-height:728px}.hero-copy{padding-bottom:20px}.hero h1{font-size:clamp(56px,6.1vw,80px);letter-spacing:-.055em;line-height:1.22;margin-bottom:28px}.hero-description{font-size:18px;line-height:1.9}.hero-actions{display:flex;align-items:center;gap:30px;margin-top:34px}.hero-note{font-size:13px;margin-top:18px}.hero-visual{position:relative;background:var(--surface);min-height:576px;border-radius:16px;display:flex;align-items:center;flex-direction:column;padding:26px 28px 20px;overflow:hidden}.screen-label{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--muted);font-size:12px;margin-bottom:25px}.label-number{font-size:10px;letter-spacing:.12em}.phone{width:222px;padding:5px;background:#272c29;border-radius:29px;box-shadow:0 18px 36px -26px #596052}.phone img{width:100%;height:auto;border-radius:24px}.hero-visual figcaption{font-size:11px;color:var(--muted);margin-top:18px;letter-spacing:.02em}
.product-section{padding-block:56px 96px;border-top:1px solid var(--line)}.section-heading{margin-bottom:48px}.feature-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:88px;align-items:center}.feature-list article{display:flex;gap:24px;padding:28px 0;border-top:1px solid var(--line)}.feature-list article:last-child{padding-bottom:0}.feature-index{font-size:13px;color:var(--accent);padding-top:3px;font-variant-numeric:tabular-nums}.feature-list h3{margin-bottom:12px}.feature-list p{max-width:370px;line-height:1.9}.replay-visual{height:408px;position:relative;background:var(--surface);border-radius:16px;padding:0 36px;overflow:hidden;display:flex;justify-content:center;align-items:flex-start}.replay-visual img{width:254px;height:auto;margin-top:-45px;border:4px solid var(--line);border-radius:25px}.replay-visual figcaption{position:absolute;left:0;bottom:0;width:100%;padding:17px 20px;background:var(--surface);border-top:1px solid var(--line);text-align:center;font-size:13px;color:var(--muted)}
.privacy-section{background:var(--dark);color:var(--dark-text);padding:76px 0}.privacy-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px}.privacy-section .eyebrow{color:#ed987b}.privacy-copy p{color:#c0c6c0;line-height:1.9;margin-bottom:18px}.privacy-copy .privacy-lead{font-size:20px;color:var(--dark-text)}.privacy-copy .privacy-detail{font-size:14px;color:#b0b9b0}.privacy-copy .text-link{color:var(--dark-text);margin-top:10px}
.pricing-section{display:grid;grid-template-columns:1fr 1.15fr;gap:100px;padding-block:96px}.pricing-intro h2{margin-bottom:24px}.pricing-intro>p:not(.eyebrow){margin-bottom:24px}.purchase-panel{border:1px solid var(--line);border-radius:16px;padding:30px}.period-picker{padding:0;margin:0;border:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.period-picker legend{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.period-picker label{position:relative;cursor:pointer}.period-picker input{position:absolute;opacity:0;width:1px;height:1px}.period-picker label>span{display:flex;flex-direction:column;align-items:center;gap:2px;padding:12px 5px;border:1px solid var(--line);border-radius:var(--radius);font-size:13px;color:var(--muted)}.period-picker strong{font-size:15px;color:var(--text);font-weight:600}.period-picker input:checked+span{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.period-picker input:checked+span strong{color:var(--accent)}.period-picker input:focus-visible+span{outline:3px solid var(--accent);outline-offset:3px}.selected-plan{padding-block:30px 24px}.selected-plan>p:first-child{font-size:14px}.price{display:flex;align-items:baseline;gap:7px;color:var(--text);margin:0 0 8px;line-height:1.35}.price strong{font-size:64px;font-weight:600;letter-spacing:-.05em;font-variant-numeric:tabular-nums}.price .currency{font-size:28px}.price>span:last-child{color:var(--muted);font-size:15px;margin-left:4px}.price-detail{font-size:13px;min-height:23px}.purchase-button{width:100%;justify-content:space-between}.payment-note{text-align:center;font-size:13px;margin-top:10px}.plan-footnote{font-size:12px;line-height:1.8;border-top:1px solid var(--line);padding-top:18px;margin-top:22px}.plan-footnote a{text-decoration:underline;text-underline-offset:3px}
.faq-section{padding-bottom:80px;display:grid;grid-template-columns:1fr 1.6fr;gap:68px}.faq-section h2{font-size:28px}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:19px 0;font-weight:500}summary::-webkit-details-marker{display:none}summary::after{content:"+";font-size:23px;line-height:1;color:var(--muted);font-weight:400}details[open] summary::after{content:"−"}details p{padding:0 34px 22px 0;font-size:15px;line-height:1.9}.site-footer{border-top:1px solid var(--line);padding-block:34px 40px;display:flex;justify-content:space-between;gap:24px;align-items:flex-start}.site-footer .brand{font-size:18px}.site-footer p{font-size:12px;margin-top:10px}.footer-links{display:flex;gap:22px;align-items:center;font-size:12px;color:var(--muted);padding-top:8px}
dialog{width:min(440px,calc(100% - 40px));max-height:calc(100dvh - 40px);border:1px solid var(--line);border-radius:16px;background:var(--page);color:var(--text);padding:32px;box-shadow:0 30px 80px #10181033}dialog::backdrop{background:#10181088}dialog form{position:absolute;right:14px;top:12px}.dialog-close{background:none;border:0;color:var(--muted);width:36px;height:36px;font-size:28px}.order-logo{border-radius:10px;margin-bottom:20px}dialog .eyebrow{margin-bottom:6px;font-size:12px}dialog h2{font-size:26px}.order-price{font-size:30px;color:var(--text);margin-top:8px}#order-status{font-size:15px;margin:20px 0}dialog .button{width:100%}.order-note{font-size:12px;margin-top:16px;text-align:center}
@media(min-width:1440px){.hero{min-height:770px}.hero-visual{min-height:600px}.phone{width:232px}}
@media(max-width:1023px){.wrap{width:calc(100% - 64px)}.hero{gap:28px;padding-block:50px 60px;min-height:640px}.hero h1{font-size:58px}.hero-visual{min-height:530px;padding:24px 16px 16px}.screen-label .label-number{display:none}.phone{width:206px}.hero-actions{gap:18px;flex-wrap:wrap}.hero-note{font-size:12px}.feature-layout{gap:44px}.privacy-layout{gap:48px}.pricing-section{gap:48px}.purchase-panel{padding:24px}.faq-section{gap:40px}.footer-links{flex-wrap:wrap;justify-content:flex-end;max-width:280px;gap:10px 20px}}
@media(max-width:767px){html{scroll-padding-top:24px}.wrap{width:calc(100% - 40px)}.site-header{height:72px;position:relative}.brand{font-size:18px}.brand-cn{font-size:11px}.menu-button{display:block}.site-header nav{display:none;position:absolute;top:71px;left:-20px;right:-20px;padding:20px;background:var(--page);z-index:5;border-bottom:1px solid var(--line);gap:0;flex-direction:column;align-items:stretch}.site-header nav.is-open{display:flex}nav a{padding:12px 0}nav .nav-source{border:0;padding:12px 0}.hero{grid-template-columns:1fr;gap:34px;padding-block:40px 48px;min-height:auto}.hero-copy{padding-bottom:0}.hero .eyebrow{margin-bottom:14px;font-size:13px}.hero h1{font-size:58px;line-height:1.18;margin-bottom:22px}.hero-description{font-size:16px}.desktop-break{display:none}.hero-actions{margin-top:26px;gap:24px}.hero-actions .button{padding:12px 20px;gap:18px}.hero-note{margin-top:14px}.hero-visual{min-height:0;padding:20px 16px 16px;border-radius:12px}.screen-label{margin-bottom:20px;justify-content:center}.phone{width:208px}.hero-visual figcaption{margin-top:15px}.product-section{padding-block:40px 56px}.section-heading{margin-bottom:30px}.section-heading .eyebrow{margin-bottom:14px}.feature-layout{grid-template-columns:1fr;gap:30px}.feature-list article{padding:23px 0;gap:18px}.feature-list h3{font-size:19px;margin-bottom:8px}.feature-list p{font-size:15px}.replay-visual{height:390px}.replay-visual img{width:250px}.privacy-section{padding-block:48px}.privacy-layout{grid-template-columns:1fr;gap:26px}.privacy-copy .privacy-lead{font-size:18px}.privacy-copy p{font-size:15px}.privacy-copy .privacy-detail{font-size:13px}.pricing-section{grid-template-columns:1fr;gap:28px;padding-block:56px}.pricing-intro h2 br{display:none}.pricing-intro h2{margin-bottom:14px}.pricing-intro>p:not(.eyebrow){margin-bottom:14px}.purchase-panel{padding:22px 18px}.period-picker label>span{font-size:12px}.selected-plan{padding-top:25px}.faq-section{grid-template-columns:1fr;gap:26px;padding-bottom:48px}.faq-section h2{font-size:25px}.site-footer{flex-direction:column;padding-block:26px 30px}.footer-links{max-width:none;justify-content:flex-start;gap:12px 20px;font-size:12px}.footer-links>span{width:100%}}
@media(max-width:374px){.hero h1{font-size:51px}.hero-actions{gap:18px}.hero-actions .button{padding-inline:15px;gap:12px}.hero-actions .text-link{font-size:14px;gap:10px}.brand-cn{display:none}.period-picker{gap:5px}.period-picker label>span{font-size:11px}}
@media(prefers-color-scheme:dark){:root{--page:#141714;--surface:#20251f;--text:#edf0eb;--muted:#abb3a8;--line:#3a4037;--accent:#f19a7c;--accent-soft:#32271f;--accent-text:#241910;--dark:#0c100d;--dark-text:#f1f4ee}.primary:hover{background:#ffb79b}.phone{background:#41483d;box-shadow:none}.privacy-section .eyebrow{color:var(--accent)}.replay-visual img{border-color:#515848}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}