.mkt{--color-background:#f5f4f0;--color-surface:#ffffff;--color-surface-muted:#edebe5;--color-surface-sunken:#e6e3db;--color-foreground:#0e1a24;--color-foreground-muted:#46535e;--color-foreground-subtle:#55636e;--color-brand-primary:#183048;--color-brand-strong:#12283c;--color-brand-strong-hover:#1b3b58;--color-brand-ink:#1b3b58;--color-brand-tint:#e7ebf0;--color-display-muted:#7488a2;--color-accent:#92562c;--color-brand-secondary:#12283c;--color-on-brand:#ffffff;--color-on-inverse:#ffffff;--color-focus-ring:var(--color-brand-primary);--color-overlay-soft:rgba(237,241,245,0.08);--color-logo-plate:#ffffff;--color-pattern-dot:rgba(237,241,245,0.09);--color-border:#dfdcd3;--color-border-strong:#7c7669;--color-success:#0f6b45;--color-warning:#8f5b04;--color-danger:#b3261e;--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--radius-xl:28px;--radius-pill:999px;--shadow-soft:0 1px 2px rgba(14,26,36,0.04),0 8px 24px rgba(14,26,36,0.06);--shadow-elevated:0 2px 4px rgba(14,26,36,0.05),0 24px 56px rgba(14,26,36,0.11);--shadow-brand:0 12px 30px rgba(18,40,60,0.24);--container-width:1240px;--container-narrow:780px;--container-pad:clamp(20px,5vw,48px);--section-space:clamp(72px,9vw,144px);--section-space-tight:clamp(48px,6vw,88px);--ease-out:cubic-bezier(0.22,1,0.36,1);--dur-micro:180ms;--dur-section:560ms;--font-sans:var(--font-inter),-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;color:var(--color-foreground);background:var(--color-background);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.mkt[dir=rtl]{--font-sans:var(--font-tajawal),var(--font-inter),"SF Arabic",system-ui,sans-serif;--line-height-body:1.9;--line-height-heading:1.35;--line-height-heading-lg:1.3;--line-height-heading-sm:1.5}.mkt[lang=zh-CN]{--font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Noto Sans SC","Source Han Sans 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rgba(0,0,0,0.42);color:var(--color-foreground);background:var(--color-background)}.mkt-hero-title{font-size:clamp(2.75rem,6vw,6.25rem);line-height:var(--line-height-heading);letter-spacing:-.033em}.mkt-h1,.mkt-hero-title{font-weight:700;text-wrap:balance}.mkt-h1{font-size:clamp(2.375rem,5vw,4.75rem);line-height:var(--line-height-heading-lg,1.1);letter-spacing:-.03em}.mkt-h2{font-size:clamp(2rem,4vw,3.75rem);line-height:var(--line-height-heading-lg,1.14);letter-spacing:-.026em;font-weight:700}.mkt-h2,.mkt-h3{text-wrap:balance}.mkt-h3{font-size:clamp(1.375rem,2.5vw,2.125rem);line-height:var(--line-height-heading-sm,1.24);letter-spacing:-.018em;font-weight:650}.mkt-h4{font-size:clamp(1.125rem,1.6vw,1.375rem);line-height:var(--line-height-heading-sm,1.34);letter-spacing:-.012em;font-weight:600}.mkt-body-lg{font-size:clamp(1.0625rem,1.4vw,1.3125rem)}.mkt-body,.mkt-body-lg{line-height:var(--line-height-body);color:var(--color-foreground-muted);text-wrap:pretty}.mkt-body{font-size:clamp(1rem,1.1vw,1.0625rem)}.mkt[dir=rtl] .mkt-cardbox h3,.mkt[dir=rtl] .mkt-h1,.mkt[dir=rtl] .mkt-h2,.mkt[dir=rtl] .mkt-h3,.mkt[dir=rtl] .mkt-h4,.mkt[dir=rtl] .mkt-hero-title,.mkt[dir=rtl] .mkt-prevnext-title,.mkt[dir=rtl] .mkt-project h3,.mkt[lang=zh-CN] .mkt-h1,.mkt[lang=zh-CN] .mkt-h2,.mkt[lang=zh-CN] .mkt-h3,.mkt[lang=zh-CN] .mkt-hero-title{letter-spacing:0}.mkt[lang=zh-CN] .mkt-hero-title{font-size:clamp(2.25rem,4.6vw,4.75rem)}.mkt[lang=zh-CN] .mkt-h1{font-size:clamp(2rem,4vw,3.875rem)}.mkt[lang=zh-CN] .mkt-h2{font-size:clamp(1.75rem,3.2vw,3rem)}.mkt[lang=zh-CN] .mkt-h3{font-size:clamp(1.25rem,2vw,1.75rem)}.mkt[lang=zh-CN] .mkt-cardbox h3,.mkt[lang=zh-CN] .mkt-h4,.mkt[lang=zh-CN] .mkt-prevnext-title,.mkt[lang=zh-CN] .mkt-project h3{letter-spacing:0}.mkt-eyebrow{font-size:.8125rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--color-accent)}.mkt[dir=rtl] .mkt-eyebrow,.mkt[lang=zh-CN] .mkt-eyebrow{text-transform:none;letter-spacing:.02em;font-size:.875rem}.mkt-container{width:100%;max-width:var(--container-width);margin-inline:auto;padding-inline:var(--container-pad)}.mkt-container--narrow{max-width:var(--container-narrow)}.mkt-section{padding-block:var(--section-space)}.mkt-section--tight{padding-block:var(--section-space-tight)}.mkt-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:52px;padding-inline:1.75rem;border-radius:var(--radius-pill);font-size:1rem;font-weight:600;line-height:1;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:background-color var(--dur-micro) var(--ease-out),border-color var(--dur-micro) var(--ease-out),color var(--dur-micro) var(--ease-out),transform var(--dur-micro) var(--ease-out),box-shadow var(--dur-micro) var(--ease-out)}.mkt-btn:active{transform:translateY(1px)}.mkt-btn--primary{background:var(--color-brand-strong);color:var(--color-on-brand);box-shadow:var(--shadow-brand)}.mkt-btn--primary:hover{background:var(--color-brand-strong-hover)}.mkt-btn--secondary{background:transparent;color:var(--color-foreground);border-color:var(--color-border-strong)}.mkt-btn--secondary:hover{background:var(--color-surface-muted);border-color:var(--color-foreground-subtle)}.mkt-dark .mkt-btn--secondary:hover{background:var(--color-overlay-soft)}.mkt-btn--ghost{background:transparent;color:var(--color-brand-ink);min-height:44px;padding-inline:.25rem}.mkt-btn--ghost:hover{color:var(--color-brand-strong-hover)}@media (max-width:640px){.mkt-btn{width:100%}.mkt-btn--ghost{width:auto}}.mkt :focus-visible{outline:3px solid var(--color-focus-ring);outline-offset:3px;border-radius:var(--radius-sm)}.mkt-js .mkt-reveal{opacity:0;transform:translateY(18px);transition:opacity var(--dur-section) var(--ease-out),transform var(--dur-section) var(--ease-out);transition-delay:var(--reveal-delay,0s)}.mkt-js .mkt-reveal[data-revealed=true]{opacity:1;transform:none}@keyframes mkt-hero-in{0%{transform:translateY(18px)}to{transform:none}}.mkt-hero-in,.mkt-hero-lead{animation:mkt-hero-in .64s var(--ease-out) both;animation-delay:var(--hero-delay,0s)}@keyframes mkt-dash{to{stroke-dashoffset:-1000}}.mkt-flow{animation:mkt-dash 24s linear infinite}@media (prefers-reduced-motion:reduce){.mkt *,.mkt :after,.mkt :before{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}.mkt-js .mkt-reveal{opacity:1;transform:none}}.mkt[dir=rtl] .mkt-arrow{transform:scaleX(-1)}.mkt-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}.mkt-skip{position:absolute;inset-inline-start:1rem;inset-block-start:-100px;z-index:100;padding:.85rem 1.35rem;background:var(--color-brand-strong);color:var(--color-on-brand);border-radius:var(--radius-md);font-weight:600;transition:inset-block-start var(--dur-micro) var(--ease-out)}.mkt-skip:focus{inset-block-start:1rem}.mkt-dotgrid{background-image:radial-gradient(circle at 1px 1px,var(--color-border-strong) 1px,transparent 0);background-size:28px 28px}.mkt{overflow-x:clip;flex:1 0 auto}.mkt-tone-muted{background:var(--color-surface-muted)}.mkt-header{position:sticky;inset-block-start:0;z-index:60;background:transparent;border-block-end:1px solid transparent;transition:background-color var(--dur-section) var(--ease-out),border-color var(--dur-section) var(--ease-out),backdrop-filter var(--dur-section) var(--ease-out)}.mkt-header.is-solid{background:color-mix(in srgb,var(--color-background) 88%,transparent);backdrop-filter:saturate(150%) blur(10px);border-block-end-color:var(--color-border)}@supports not (background:color-mix(in srgb,red 50%,blue)){.mkt-header.is-solid{background:var(--color-background)}}.mkt-header-inner{max-width:var(--container-width);margin-inline:auto;padding-inline:var(--container-pad);min-height:82px;display:flex;align-items:center;gap:clamp(12px,2vw,32px)}.mkt-logo{display:inline-flex;align-items:center;flex:none}.mkt-logo-img{height:38px;width:auto;-o-object-fit:contain;object-fit:contain}.mkt-dark .mkt-logo-img,.mkt-footer .mkt-logo-img{background:var(--color-logo-plate);border-radius:var(--radius-sm);padding:5px 9px}.mkt-nav{display:none;margin-inline-start:auto}.mkt-nav-list{display:flex;align-items:center;gap:clamp(2px,.7vw,10px);list-style:none;margin:0;padding:0}.mkt-nav-list>li{position:relative}.mkt-nav-link{display:inline-flex;align-items:center;gap:6px;padding:10px 12px;border-radius:var(--radius-sm);font-size:.9375rem;font-weight:550;color:var(--color-foreground);text-decoration:none;background:none;border:0;cursor:pointer;font-family:inherit;white-space:nowrap;transition:color var(--dur-micro) var(--ease-out)}.mkt-nav-link.is-active,.mkt-nav-link:hover{color:var(--color-brand-ink)}.mkt-nav-link.is-active:after{content:"";position:absolute;inset-inline:12px;inset-block-end:2px;height:2px;border-radius:2px;background:var(--color-brand-primary)}.mkt-caret{transition:transform var(--dur-micro) var(--ease-out)}.mkt-caret.is-open{transform:rotate(180deg)}.mkt-mega{--mega-x:-50%;position:absolute;inset-block-start:calc(100% + 10px);inset-inline-start:50%;transform:translateX(var(--mega-x));z-index:70;animation:mkt-mega-in .2s var(--ease-out) both}.mkt[dir=rtl] .mkt-mega{--mega-x:50%}@keyframes mkt-mega-in{0%{opacity:0;transform:translate(var(--mega-x),-6px)}}.mkt-mega-inner{width:min(94vw,940px);padding:28px 30px 26px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-elevated)}.mkt-mega-label{margin:0 0 20px;font-size:.8125rem;color:var(--color-foreground-subtle)}.mkt-mega-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(158px,1fr));gap:26px 22px}.mkt-mega-title{margin:0 0 12px;font-size:.8125rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--color-brand-ink)}.mkt[dir=rtl] .mkt-mega-title,.mkt[lang=zh-CN] .mkt-mega-title{text-transform:none;letter-spacing:0;font-size:.875rem}.mkt-mega-col ul{list-style:none;margin:0;padding:0;display:grid;gap:3px}.mkt-mega-link{display:block;padding:7px 9px;margin-inline:-9px;border-radius:var(--radius-sm);font-size:.9375rem;color:var(--color-foreground-muted);text-decoration:none;transition:color var(--dur-micro) var(--ease-out),background-color var(--dur-micro) var(--ease-out)}.mkt-mega-link:hover{color:var(--color-foreground);background:var(--color-surface-muted)}.mkt-header-actions{display:flex;align-items:center;gap:8px;margin-inline-start:auto}.mkt-nav+.mkt-header-actions{margin-inline-start:0}.mkt-header-cta{display:none;min-height:44px;padding-inline:1.25rem;font-size:.9375rem;width:auto;white-space:nowrap}.mkt-lang{position:relative}.mkt-lang-trigger{display:inline-flex;align-items:center;gap:7px;min-height:44px;padding-inline:10px;border:1px solid transparent;border-radius:var(--radius-pill);background:none;color:var(--color-foreground);font:inherit;font-size:.875rem;font-weight:550;cursor:pointer;transition:border-color var(--dur-micro) var(--ease-out)}.mkt-lang-trigger:hover{border-color:var(--color-border-strong)}.mkt-lang-current{display:none}.mkt-lang-menu{position:absolute;inset-block-start:calc(100% + 6px);inset-inline-end:0;z-index:70;min-width:168px;list-style:none;margin:0;padding:6px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-elevated)}.mkt-lang-option{display:block;padding:10px 12px;border-radius:var(--radius-sm);font-size:.9375rem;color:var(--color-foreground);text-decoration:none}.mkt-lang-option:hover{background:var(--color-surface-muted)}.mkt-lang-option.is-current{color:var(--color-brand-ink);font-weight:650}.mkt-burger{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border:1px solid var(--color-border-strong);border-radius:var(--radius-md);background:var(--color-surface);cursor:pointer;color:var(--color-foreground)}.mkt-burger-bars{position:relative;display:block;width:20px;height:14px}.mkt-burger-bars i{position:absolute;inset-inline:0;height:2px;border-radius:2px;background:currentColor;transition:transform var(--dur-micro) var(--ease-out)}.mkt-burger-bars i:first-child{inset-block-start:2px}.mkt-burger-bars i:last-child{inset-block-end:2px}.mkt-burger-bars.is-open i:first-child{transform:translateY(5px) rotate(45deg)}.mkt-burger-bars.is-open i:last-child{transform:translateY(-5px) rotate(-45deg)}.mkt-mobile{position:fixed;inset-block-start:82px;inset-block-end:0;inset-inline:0;z-index:55;background:var(--color-background);animation:mkt-mobile-in .24s var(--ease-out) both}@keyframes mkt-mobile-in{0%{opacity:0;transform:translateY(-8px)}}.mkt-mobile-scroll{height:100%;overflow-y:auto;overscroll-behavior:contain;padding:12px var(--container-pad) 48px;-webkit-overflow-scrolling:touch}.mkt-mobile-list{list-style:none;margin:0;padding:0}.mkt-mobile-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.mkt-mobile-link{display:block;flex:1;padding:17px 2px;font-size:1.1875rem;font-weight:600;color:var(--color-foreground);text-decoration:none;border-block-end:1px solid var(--color-border)}.mkt-mobile-link.is-active{color:var(--color-brand-ink);font-weight:700;border-inline-start:3px solid var(--color-brand-primary);padding-inline-start:12px;margin-inline-start:-15px}.mkt-mobile-group>.mkt-mobile-row>.mkt-mobile-link{border-block-end:0}.mkt-mobile-row{border-block-end:1px solid var(--color-border)}.mkt-mobile-toggle{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border:0;background:none;color:var(--color-foreground-muted);cursor:pointer}.mkt-mobile-sub{padding:14px 0 18px;display:grid;gap:18px}.mkt-mobile-sub ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}.mkt-mobile-subtitle{margin:0 0 8px;font-size:.8125rem;font-weight:700;color:var(--color-brand-ink)}.mkt-mobile-sublink{display:block;padding:11px 12px;border-radius:var(--radius-sm);font-size:1rem;color:var(--color-foreground-muted);text-decoration:none;background:var(--color-surface-muted)}.mkt-mobile-footer{margin-block-start:28px;display:grid;gap:14px}.mkt-mobile-langlabel{margin:12px 0 0;font-size:.8125rem;font-weight:600;color:var(--color-foreground-subtle)}.mkt-mobile-langs{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}.mkt-mobile-lang{display:inline-flex;align-items:center;min-height:46px;padding-inline:16px;border:1px solid var(--color-border-strong);border-radius:var(--radius-pill);font-size:.9375rem;color:var(--color-foreground);text-decoration:none}.mkt-mobile-lang.is-current{border-color:var(--color-brand-primary);color:var(--color-brand-ink);font-weight:650}@media (min-width:600px){.mkt-lang-current{display:inline}}@media (min-width:1080px){.mkt-nav{display:block}.mkt-burger{display:none}}@media (min-width:1240px){.mkt-header-cta{display:inline-flex}}.mkt-footer{padding-block:clamp(56px,7vw,88px) 32px}.mkt-footer-top{display:grid;gap:44px}.mkt-footer-tagline{margin:20px 0 0;max-width:34ch;font-size:1rem;line-height:var(--line-height-body);color:var(--color-foreground-muted)}.mkt-footer-since{margin:12px 0 0;font-size:.875rem;color:var(--color-foreground-subtle)}.mkt-footer-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(146px,1fr));gap:32px 24px}.mkt-footer-coltitle{margin:0 0 14px;font-size:.8125rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--color-foreground)}.mkt[dir=rtl] .mkt-footer-coltitle,.mkt[lang=zh-CN] .mkt-footer-coltitle{text-transform:none;letter-spacing:0;font-size:.9375rem}.mkt-footer-cols ul,.mkt-footer-contactlist,.mkt-footer-social{list-style:none;margin:0;padding:0;display:grid;gap:4px}.mkt-footer-social{grid-auto-flow:column;justify-content:start;gap:20px}.mkt-footer-link{display:inline-block;padding:7px 0;font-size:.9375rem;color:var(--color-foreground-muted);text-decoration:none;transition:color var(--dur-micro) var(--ease-out)}.mkt-footer-link:hover{color:var(--color-brand-ink)}.mkt-footer-contact{margin-block-start:48px;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:32px}.mkt-footer-rule{margin-block:36px 22px;border:0;border-block-start:1px solid var(--color-border)}.mkt-footer-rights{margin:0;font-size:.875rem;color:var(--color-foreground-subtle)}@media (min-width:900px){.mkt-footer-top{grid-template-columns:minmax(240px,1fr) 2.2fr;gap:64px}}.mkt-mobile-close{display:inline-flex;align-items:center;gap:8px;min-height:46px;margin-block-end:6px;padding-inline:14px;border:1px solid var(--color-border-strong);border-radius:var(--radius-pill);background:var(--color-surface);color:var(--color-foreground-muted);font:inherit;font-size:.9375rem;font-weight:550;cursor:pointer}.mkt-mobile-close:hover{color:var(--color-foreground);border-color:var(--color-foreground-subtle)}.mkt-hero{position:relative;padding-block:clamp(48px,7vw,104px) clamp(56px,8vw,120px);overflow:clip}.mkt-hero:before{content:"";position:absolute;inset-block-start:-30%;inset-inline-end:-12%;width:min(74vw,860px);aspect-ratio:1;background:radial-gradient(circle,color-mix(in srgb,var(--color-accent) 9%,transparent) 0,transparent 66%);pointer-events:none;z-index:0}.mkt-hero>*{position:relative;z-index:1}.mkt-hero-grid{display:grid;gap:clamp(40px,6vw,72px);align-items:center}.mkt-hero-copy{max-width:46rem}.mkt-hero-title{margin:18px 0 0}.mkt-hero-body{margin:clamp(20px,2.5vw,30px) 0 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var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-foreground)}.mkt-trust-name{font-size:1.0625rem;font-weight:650;letter-spacing:-.01em}.mkt-trust-domain{font-size:.8125rem;color:var(--color-foreground-subtle)}@media (min-width:940px){.mkt-trust{grid-template-columns:.9fr 1.1fr;gap:48px}}.mkt-tabs{margin-block-start:clamp(32px,4vw,52px)}.mkt-tablist{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding-block-end:4px;scroll-snap-type:x proximity}.mkt-tablist::-webkit-scrollbar{display:none}.mkt-tab{flex:none;scroll-snap-align:start;min-height:50px;padding-inline:20px;border:1px solid var(--color-border-strong);border-radius:var(--radius-pill);background:var(--color-surface);color:var(--color-foreground-muted);font:inherit;font-size:.9375rem;font-weight:600;cursor:pointer;white-space:nowrap;transition:color var(--dur-micro) var(--ease-out),border-color var(--dur-micro) var(--ease-out),background-color var(--dur-micro) 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