:root{--color-brand:#4355e7;--color-brand-strong:#3041cf;--color-brand-soft:#e8ebff;--color-brand-on-dark:#aeb8ff;--color-accent:#008f83;--color-accent-strong:#006f67;--color-accent-soft:#d5f5f0;--color-accent-on-dark:#65dacc;--color-page:#f7f8fc;--color-surface:#fff;--color-surface-muted:#eef1f6;--color-text:#171923;--color-text-muted:#5f6675;--color-border:#dee2ea;--color-media:#0b1020;--color-media-surface:#171e32;--color-media-high:#222c48;--color-media-text:#f6f8ff;--color-media-muted:#b6bed3;--color-success:#16875d;--color-warning:#a45c00;--color-error:#c7384f;--color-focus:#2f6fce;--font-sans:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--text-xs:.75rem;--text-sm:.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:2rem;--text-4xl:2.75rem;--text-hero:4rem;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--space-20:5rem;--space-24:6rem;--radius-sm:.375rem;--radius-md:.5rem;--shadow-sm:0 10px 32px #17192314;--shadow-media:0 24px 64px #0408163d;--container:75rem;--header-height:4.5rem;--transition-fast:.14s ease;--transition-base:.22s ease}@media (max-width:48rem){:root{--text-4xl:2.25rem;--text-hero:2.75rem;--header-height:4rem;--space-20:4rem;--space-24:4.5rem}}
*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--color-page)}body{background:var(--color-page);min-width:320px;color:var(--color-text);font-family:var(--font-sans);font-size:var(--text-base);letter-spacing:0;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;margin:0;line-height:1.65;overflow-x:hidden}body,button,a,input{font-family:var(--font-sans)}a{color:inherit;text-decoration:none}button,input{font:inherit}img{max-width:100%;display:block}h1,h2,h3,p{margin-top:0}h1,h2,h3{letter-spacing:0;line-height:1.18}h1{margin-bottom:var(--space-6);font-size:var(--text-hero);font-weight:750}h2{margin-bottom:var(--space-5);font-size:var(--text-3xl);font-weight:720}h3{margin-bottom:var(--space-3);font-size:var(--text-2xl);font-weight:700}p{color:var(--color-text-muted)}svg{flex:none}.container{width:min(calc(100% - 2.5rem), var(--container));margin-inline:auto}.section-pad{padding-block:var(--space-24)}.skip-link{z-index:1000;top:var(--space-3);left:var(--space-3);padding:var(--space-2) var(--space-4);border-radius:var(--radius-sm);background:var(--color-text);color:var(--color-surface);position:fixed;transform:translateY(-200%)}.skip-link:focus{transform:translateY(0)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}.eyebrow{margin-bottom:var(--space-3);color:var(--color-brand);font-size:var(--text-sm);letter-spacing:0;text-transform:uppercase;font-weight:750}.eyebrow--light{color:var(--color-brand-on-dark)}.button{justify-content:center;align-items:center;gap:var(--space-2);min-height:3rem;padding:0 var(--space-5);border-radius:var(--radius-md);font-size:var(--text-sm);transition:background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);border:1px solid #0000;font-weight:700;line-height:1;display:inline-flex}.button:hover{transform:translateY(-1px)}.button--primary{background:var(--color-brand);color:var(--color-surface)}.button--primary:hover{background:var(--color-brand-strong)}.button--light{background:var(--color-surface);color:var(--color-text)}.button--light:hover{background:var(--color-brand-soft)}.button--wide{width:100%}.button--disabled{background:var(--color-surface-muted);color:var(--color-text-muted);cursor:not-allowed}.button--disabled:hover{transform:none}.text-link{align-items:center;gap:var(--space-2);color:var(--color-brand);font-weight:700;display:inline-flex}.text-link svg{transition:transform var(--transition-fast)}.text-link:hover svg{transform:translate(3px)}.text-link--light{color:var(--color-media-text)}.icon-button{border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);width:2.75rem;height:2.75rem;color:var(--color-text);cursor:pointer;padding:0}.site-header{z-index:100;height:var(--header-height);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#fffffff0;border-bottom:1px solid #dee2eacc;position:sticky;top:0}.site-header__inner{align-items:center;gap:var(--space-8);grid-template-columns:auto 1fr auto;height:100%;display:grid}.brand{align-items:center;gap:var(--space-3);color:var(--color-text);font-size:var(--text-xl);font-weight:800;line-height:1;display:inline-flex}.brand__mark{border-radius:var(--radius-md);background:var(--color-brand);width:2.5rem;height:2.5rem;color:var(--color-surface);place-items:center;display:grid}.desktop-nav{justify-content:center;align-items:center;gap:var(--space-8);display:flex}.desktop-nav a{padding-block:var(--space-2);color:var(--color-text-muted);font-size:var(--text-sm);font-weight:650;position:relative}.desktop-nav a:hover,.desktop-nav a.is-active{color:var(--color-text)}.desktop-nav a.is-active:after{background:var(--color-brand);content:"";height:3px;position:absolute;bottom:-1.1rem;left:0;right:0}.mobile-menu-button,.mobile-nav{display:none}.hero{min-height:calc(100svh - var(--header-height) - 6rem);background:var(--color-media);color:var(--color-media-text);position:relative;overflow:hidden}.hero__photo{background-position:72%;background-size:cover;position:absolute;inset:0}.hero__shade{background:#0b1020f0;width:58%;position:absolute;inset:0 auto 0 0}.hero__inner{min-height:calc(100svh - var(--header-height) - 6rem);align-items:center;gap:var(--space-16);padding-block:var(--space-4);grid-template-columns:minmax(0,1fr) minmax(24rem,31rem);display:grid;position:relative}.hero__content{max-width:42rem}.hero__content h1{max-width:11ch;margin-bottom:var(--space-6);color:var(--color-media-text)}.hero__lead{max-width:39rem;margin-bottom:var(--space-8);color:var(--color-media-muted);font-size:var(--text-lg)}.hero__actions{align-items:center;gap:var(--space-6);flex-wrap:wrap;display:flex}.hero__assurance{align-items:center;gap:var(--space-2);margin-top:var(--space-8);color:var(--color-media-muted);font-size:var(--text-sm);display:flex}.hero__product{transform:translateY(var(--space-4));align-self:end}.product-studio{border-radius:var(--radius-md);box-shadow:var(--shadow-media);background:#171e32f5;border:1px solid #aeb8ff52;overflow:hidden}.product-studio__topbar,.product-studio__controls,.studio-action{justify-content:space-between;align-items:center;display:flex}.product-studio__topbar{min-height:3.5rem;padding:0 var(--space-5);border-bottom:1px solid var(--color-media-high);font-size:var(--text-sm);font-weight:700}.studio-status{align-items:center;gap:var(--space-2);color:var(--color-media-muted);font-size:var(--text-xs);font-weight:500;display:flex}.studio-status span{background:var(--color-accent-on-dark);border-radius:50%;width:.45rem;height:.45rem}.product-studio__canvas{background:var(--color-media);min-height:20rem;position:relative;overflow:hidden}.product-studio__canvas img{object-fit:cover;object-position:center 24%}.face-focus{aspect-ratio:.86;border:2px solid var(--color-brand-on-dark);border-radius:46%;width:32%;position:absolute;top:20%;left:50%;transform:translate(-50%);box-shadow:0 0 0 999px #0b10201f}.face-focus span{border:2px solid var(--color-media);background:var(--color-accent-on-dark);border-radius:50%;width:.65rem;height:.65rem;position:absolute;bottom:13%;right:-.3rem}.canvas-chip{bottom:var(--space-4);left:var(--space-4);align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);color:var(--color-media-text);font-size:var(--text-xs);background:#0b1020d1;font-weight:650;display:flex;position:absolute}.product-studio__controls{gap:var(--space-3);padding:var(--space-4)}.product-studio__controls>div{justify-content:space-between;gap:var(--space-3);min-width:0;padding:var(--space-3);border:1px solid var(--color-media-high);border-radius:var(--radius-sm);color:var(--color-media-muted);font-size:var(--text-xs);flex:1;display:flex}.product-studio__controls strong{color:var(--color-media-text)}.studio-action{justify-content:center;gap:var(--space-2);min-height:3.5rem;margin:0 var(--space-4) var(--space-4);border-radius:var(--radius-md);background:var(--color-brand-on-dark);color:var(--color-media);font-size:var(--text-sm);font-weight:750}.studio-action span{align-items:center;gap:var(--space-1);margin-left:auto;margin-right:var(--space-4);font-size:var(--text-xs);font-weight:600;display:flex}.fact-strip{border-bottom:1px solid var(--color-border);background:var(--color-surface)}.fact-strip__grid{grid-template-columns:repeat(4,1fr);display:grid}.fact-strip__grid>div{align-content:center;column-gap:var(--space-3);min-height:7rem;padding-inline:var(--space-6);border-right:1px solid var(--color-border);grid-template-rows:auto auto;grid-template-columns:auto 1fr;display:grid}.fact-strip__grid>div:first-child{border-left:1px solid var(--color-border)}.fact-strip svg{color:var(--color-accent);grid-row:1/3}.fact-strip strong{font-size:var(--text-sm)}.fact-strip span{color:var(--color-text-muted);font-size:var(--text-xs)}.section-heading{max-width:42rem;margin-bottom:var(--space-12)}.section-heading--center{text-align:center;margin-inline:auto}.section-heading__description{font-size:var(--text-lg);margin-bottom:0}.section-heading--inverse h2{color:var(--color-media-text)}.section-heading--inverse .section-heading__description{color:var(--color-media-muted)}.capability-grid{border-block:1px solid var(--color-border);grid-template-columns:repeat(5,1fr);display:grid}.capability-card{min-width:0;min-height:16rem;padding:var(--space-6);border-right:1px solid var(--color-border);background:var(--color-page);transition:background var(--transition-base), transform var(--transition-base);flex-direction:column;align-items:flex-start;display:flex;position:relative}.capability-card:first-child{border-left:1px solid var(--color-border)}.capability-card:hover{z-index:1;background:var(--color-surface);box-shadow:var(--shadow-sm);transform:translateY(-4px)}.capability-card__icon{width:3rem;height:3rem;margin-bottom:var(--space-8);border-radius:var(--radius-md);background:var(--color-brand-soft);color:var(--color-brand);place-items:center;display:grid}.capability-card strong{margin-bottom:var(--space-2);font-size:var(--text-lg)}.capability-card>span:not(.capability-card__icon){color:var(--color-text-muted);font-size:var(--text-sm)}.capability-card>svg{color:var(--color-brand);margin-top:auto}.feature-band{background:var(--color-surface)}.feature-stack{gap:var(--space-24);display:grid}.feature-showcase{grid-template-columns:minmax(0,1.05fr) minmax(18rem,.95fr);align-items:center;gap:clamp(3rem,8vw,8rem);display:grid}.feature-showcase--reverse .feature-showcase__visual{order:2}.feature-showcase__visual{border-radius:var(--radius-md);background:var(--color-media);min-height:32rem;position:relative;overflow:hidden}.feature-showcase__visual img{object-fit:cover}.visual-label{right:var(--space-4);bottom:var(--space-4);align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);color:var(--color-media-text);font-size:var(--text-sm);background:#0b1020e0;font-weight:700;display:flex;position:absolute}.feature-showcase__content>p:not(.eyebrow){margin-bottom:var(--space-6);font-size:var(--text-lg)}.check-list{gap:var(--space-3);margin:0 0 var(--space-8);padding:0;list-style:none;display:grid}.check-list li{align-items:center;gap:var(--space-3);color:var(--color-text);font-size:var(--text-sm);font-weight:650;display:flex}.check-list svg{color:var(--color-accent)}.check-list--large li{font-size:var(--text-base)}.workflow{background:var(--color-page)}.workflow-list{border-top:1px solid var(--color-border);grid-template-columns:repeat(3,1fr);margin:0;padding:0;list-style:none;display:grid}.workflow-list li{min-height:18rem;padding:var(--space-8) var(--space-8) var(--space-6);border-right:1px solid var(--color-border);position:relative}.workflow-list li:first-child{border-left:1px solid var(--color-border)}.workflow-list__step{top:var(--space-6);right:var(--space-6);color:var(--color-border);font-size:var(--text-3xl);font-weight:800;position:absolute}.workflow-list li>svg{margin-bottom:var(--space-12);color:var(--color-brand)}.workflow-list p{margin-bottom:0}.comparison-section{background:var(--color-media)}.comparison-layout{grid-template-columns:minmax(18rem,.72fr) minmax(0,1.28fr);align-items:center;gap:clamp(3rem,8vw,8rem);display:grid}.inverse-list{gap:var(--space-3);margin:0 0 var(--space-8);color:var(--color-media-muted);padding:0;list-style:none;display:grid}.inverse-list li{align-items:center;gap:var(--space-3);display:flex}.inverse-list svg{color:var(--color-accent-on-dark)}.comparison{width:100%}.comparison__media{border:1px solid var(--color-media-high);border-radius:var(--radius-md);background:var(--color-media-surface);min-height:32rem;position:relative;overflow:hidden}.comparison__media>img,.comparison__after img{object-fit:cover;object-position:center 25%}.comparison__after{position:absolute;inset:0;overflow:hidden}.comparison__line{background:var(--color-surface);pointer-events:none;width:2px;position:absolute;inset-block:0;transform:translate(-1px)}.comparison__line span{background:var(--color-surface);width:2.75rem;height:2.75rem;color:var(--color-text);cursor:ew-resize;pointer-events:auto;box-shadow:var(--shadow-sm);touch-action:none;-webkit-user-select:none;user-select:none;border-radius:50%;place-items:center;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.comparison__line span:active{background:var(--color-brand-soft);box-shadow:0 0 0 5px #4355e72e}.comparison__label{top:var(--space-4);z-index:2;padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);color:var(--color-media-text);font-size:var(--text-xs);background:#0b1020c7;font-weight:700;position:absolute}.comparison__label--before{right:var(--space-4)}.comparison__label--after{left:var(--space-4)}.comparison input{width:100%;margin-top:var(--space-4);accent-color:var(--color-brand)}.comparison:after{margin-top:var(--space-3);color:var(--color-media-muted);content:"拖动控制条查看对比";font-size:var(--text-xs);text-align:center;display:block}.task-section{background:var(--color-surface)}.task-layout{grid-template-columns:minmax(0,1.05fr) minmax(18rem,.95fr);align-items:center;gap:clamp(3rem,8vw,8rem);display:grid}.task-board{border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-page);box-shadow:var(--shadow-sm);overflow:hidden}.task-board__head{min-height:4.5rem;padding-inline:var(--space-6);border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;font-weight:750;display:flex}.task-board__head span:last-child{color:var(--color-accent);font-size:var(--text-xs)}.task-row{gap:var(--space-4);padding:var(--space-5) var(--space-6);border-bottom:1px solid var(--color-border);display:flex}.task-row:last-child{border-bottom:0}.task-row__icon{border-radius:var(--radius-md);background:var(--color-brand-soft);width:2.75rem;height:2.75rem;color:var(--color-brand);flex:none;place-items:center;display:grid}.task-row__icon svg{width:1.2rem}.task-row__body{flex:1;min-width:0}.task-row__body>div:first-child{justify-content:space-between;gap:var(--space-3);display:flex}.task-row__body span{color:var(--color-brand);font-size:var(--text-xs);font-weight:700}.task-row__body span.is-complete{color:var(--color-success)}.task-row p{margin:var(--space-1) 0 var(--space-3);font-size:var(--text-xs)}.progress{background:var(--color-border);border-radius:1rem;height:.3rem;overflow:hidden}.progress span{border-radius:inherit;background:var(--color-brand);height:100%;display:block}.safety{border-block:1px solid var(--color-border);background:var(--color-accent-soft)}.safety-layout{align-items:center;gap:var(--space-8);grid-template-columns:auto minmax(0,1fr) minmax(15rem,.6fr);display:grid}.safety__seal{background:var(--color-surface);width:6rem;height:6rem;color:var(--color-accent);border-radius:50%;place-items:center;display:grid}.safety h2{margin-bottom:var(--space-3)}.safety p:last-child{max-width:45rem;color:var(--color-text);margin-bottom:0}.safety-links{gap:var(--space-2);display:grid}.safety-links a{align-items:center;gap:var(--space-3);min-height:3.5rem;padding-inline:var(--space-4);border-bottom:1px solid #006f6738;grid-template-columns:auto 1fr auto;font-weight:700;display:grid}.faq{background:var(--color-surface)}.faq-layout{grid-template-columns:minmax(16rem,.72fr) minmax(0,1.28fr);gap:clamp(3rem,8vw,8rem);display:grid}.faq-list{border-top:1px solid var(--color-border)}.faq-list details{border-bottom:1px solid var(--color-border)}.faq-list summary{justify-content:space-between;align-items:center;gap:var(--space-4);min-height:4.75rem;color:var(--color-text);cursor:pointer;font-weight:700;list-style:none;display:flex}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{color:var(--color-brand);font-size:var(--text-2xl);transition:transform var(--transition-fast);font-weight:400}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{padding-right:var(--space-12);margin-bottom:var(--space-6)}.download-cta{padding-block:var(--space-16);background:var(--color-brand);color:var(--color-surface)}.download-cta__inner{align-items:center;gap:var(--space-8);grid-template-columns:auto 1fr auto;display:grid}.download-cta__icon{border-radius:var(--radius-md);border:1px solid #ffffff52;place-items:center;width:5rem;height:5rem;display:grid}.download-cta h2{margin-bottom:var(--space-2);color:var(--color-surface)}.download-cta p:last-child{color:#ffffffc7;margin-bottom:0}.site-footer{padding-top:var(--space-16);background:var(--color-media);color:var(--color-media-text)}.site-footer .brand{color:var(--color-media-text)}.footer-grid{gap:var(--space-12);padding-bottom:var(--space-16);grid-template-columns:1.7fr repeat(3,1fr);display:grid}.footer-intro p{max-width:24rem;margin-top:var(--space-5);color:var(--color-media-muted)}.footer-grid h2{margin-bottom:var(--space-4);color:var(--color-media-text);font-size:var(--text-sm)}.footer-grid>div:not(.footer-intro){gap:var(--space-3);flex-direction:column;display:flex}.footer-grid>div:not(.footer-intro) a{align-items:center;gap:var(--space-1);color:var(--color-media-muted);font-size:var(--text-sm);display:flex}.footer-grid a:hover{color:var(--color-media-text)}.footer-bottom{justify-content:space-between;align-items:center;gap:var(--space-4);border-top:1px solid var(--color-media-high);min-height:4.5rem;display:flex}.footer-bottom p{color:var(--color-media-muted);font-size:var(--text-xs);margin:0}.page-hero{background:var(--color-surface)}.page-hero--compact{padding-block:var(--space-24);border-bottom:1px solid var(--color-border)}.page-hero--compact .container{max-width:var(--container)}.page-hero--compact h1{max-width:20em}.page-lead{max-width:48rem;margin-bottom:var(--space-8);font-size:var(--text-lg)}.back-link{align-items:center;gap:var(--space-2);margin-bottom:var(--space-12);color:var(--color-text-muted);font-size:var(--text-sm);font-weight:650;display:inline-flex}.page-hero--feature{padding-block:var(--space-16) var(--space-20)}.feature-hero-grid{grid-template-columns:minmax(18rem,.92fr) minmax(0,1.08fr);align-items:center;gap:clamp(3rem,8vw,8rem);display:grid}.feature-hero-icon{width:4rem;height:4rem;margin-bottom:var(--space-6);border-radius:var(--radius-md);background:var(--color-brand-soft);color:var(--color-brand);place-items:center;display:grid}.feature-hero-media{border-radius:var(--radius-md);background:var(--color-media);min-height:34rem;position:relative;overflow:hidden}.feature-hero-media img{object-fit:cover}.feature-hero-media span{bottom:var(--space-5);left:var(--space-5);padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);color:var(--color-media-text);font-size:var(--text-sm);background:#0b1020d1;font-weight:700;position:absolute}.detail-grid{grid-template-columns:minmax(18rem,.82fr) minmax(0,1.18fr);gap:clamp(3rem,8vw,8rem);display:grid}.detail-grid>div>p:last-child{font-size:var(--text-lg)}.benefit-list{border-top:1px solid var(--color-border);margin:0;padding:0;list-style:none}.benefit-list li{align-items:center;gap:var(--space-4);border-bottom:1px solid var(--color-border);grid-template-columns:3rem auto 1fr;min-height:6rem;display:grid}.benefit-list li>span{color:var(--color-border);font-size:var(--text-xl);font-weight:800}.benefit-list svg{color:var(--color-accent)}.related{background:var(--color-surface-muted)}.related>.container>h2{margin-bottom:var(--space-10)}.related-grid{border-block:1px solid var(--color-border);grid-template-columns:repeat(3,1fr);display:grid}.related-grid a{align-content:start;gap:var(--space-4);min-height:14rem;padding:var(--space-6);border-right:1px solid var(--color-border);grid-template-columns:auto 1fr auto;display:grid}.related-grid a:first-child{border-left:1px solid var(--color-border)}.related-grid a>svg:first-child{color:var(--color-brand)}.related-grid strong{font-size:var(--text-lg)}.related-grid span{color:var(--color-text-muted);font-size:var(--text-sm);grid-column:2/4}.related-grid a>svg:last-child{color:var(--color-brand);grid-column:3;margin-top:auto}.case-feature{background:var(--color-media)}.case-feature .section-heading h2{color:var(--color-media-text)}.case-feature .section-heading p{color:var(--color-media-muted)}.case-feature .comparison{max-width:58rem}.case-grid{gap:var(--space-6);grid-template-columns:repeat(3,1fr);display:grid}.case-card{border:1px solid 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