:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--bg-color:#151a20;--text-color:#e4ebf1;--subhead:#a7b4c0;--muted:#8b99a6;--card-background:#161c23;--surface-2:#1a212a;--border-color:#ffffff17;--line-strong:#ffffff29;--screenshot-border:#ffffff14;--shadow-card:#00000026 0px 10px 30px 0px;--top-bar-background-hover:#ffffff0f;--feature-box-bg-hover:#ffffff0a;--button-color:#0a2a3d;--button-background-color:#a5d8f5;--button-hover-background-color:#c2e3f7;--button-background:#20232c;--button-background-hover:#272b35;--button-background-active:#2e323d;--button-box-shadow:#ffffff0f 0px 0px 0px 1px inset, #0006 0px 1px 2px;--inverted-button-color:#0a2a3d;--inverted-button-bg:#a5d8f5;--inverted-button-bg-hover:#c2e3f7;--inverted-button-shadow:#0000004d 0px 1px 2px 0px, #a5d8f559 0px 0px 0px 1px;--link-underline:1px solid #ffffff4d;--link-underline-hover:1px solid #fff;--footer-base-bg:#00000040;--toggle-background-color:#161c23;--accent:var(--button-background-color);--accent-soft:#a5d8f552;--red-text:#ff8a80;--button-shadow-rest:#0000001f 0px 1px 1px 0px, #0003 0px 2px 5px 0px;--hero-cta-shadow:#0a2a3d47 0px 2px 4px 0px, #00000052 0px 6px 16px 0px;--hero-cta-shadow-hover:#0a2a3d57 0px 3px 6px 0px, #00000061 0px 8px 22px 0px;--hero-image-filter:blur(12px) saturate(1.25) brightness(.9);--badge-error-bg:#c5221f29;--paper-bg:#f7f5ef;--paper-shadow:0 20px 44px #00000080;--book-spine-gradient:linear-gradient(155deg, #2b3a63 0%, #141a2b 100%);--book-spine-shadow:0 8px 18px #0006;--book-spine-shade:#00000052;--radius-pill:100px;--ease:cubic-bezier(.22, .61, .21, 1);--font-display:"Google Sans Flex", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", "Noto Sans CJK SC", system-ui, sans-serif;--font-sans:"Google Sans Flex", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", "Noto Sans CJK SC", system-ui, sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}.marketing-root .site-container{flex-direction:column;width:100%;max-width:950px;margin-inline:auto;display:flex}.marketing-root .content{flex-direction:column;align-items:center;padding:2em 4em;display:flex}.marketing-root .section-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1.5em;width:100%;margin-bottom:3em;display:flex}.marketing-root .section-head>div{min-width:0}.marketing-root .section-head h2{margin-bottom:20px}.marketing-root .section-head .subhead{margin-bottom:0}.marketing-root .eyebrow{letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:12px;font-size:12px;font-weight:700}.marketing-root .nav-brand{align-items:center;gap:6px;font-size:16px;font-weight:600;display:flex}.marketing-root .nav-locale button.active{background:var(--button-background-active);color:var(--text-color)}.marketing-root .small-button{color:var(--button-color);background:var(--button-background-color);border-radius:var(--radius-pill);-webkit-user-select:none;user-select:none;white-space:nowrap;box-shadow:var(--button-shadow-rest);align-items:center;padding:5px 16px 6px;font-size:14px;font-weight:600;transition:background-color .1s;display:inline-flex}.marketing-root .small-button:hover{background:var(--button-hover-background-color)}.marketing-root .small-button svg{width:17px;height:17px;margin-right:8px}.marketing-root .default-button{-webkit-user-select:none;user-select:none;cursor:pointer;height:32px;color:var(--text-color);background:var(--button-background);box-shadow:var(--button-box-shadow);border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;gap:6px;padding:0 10px;font-size:14px;font-weight:500;line-height:1.2;transition:background .1s ease-out,opacity .1s ease-out;display:inline-flex;position:relative}.marketing-root .default-button:hover{background:var(--button-background-hover)}.marketing-root .default-button:active{background:var(--button-background-active)}.marketing-root .default-button.inverted{color:var(--inverted-button-color);background:var(--inverted-button-bg);box-shadow:var(--inverted-button-shadow)}.marketing-root .default-button.inverted:hover,.marketing-root .default-button.inverted:active{background:var(--inverted-button-bg-hover)}.marketing-root .m3-button{letter-spacing:.1px;-webkit-user-select:none;user-select:none;cursor:pointer;color:#0a2a3d;min-width:168px;height:56px;box-shadow:none;background:#a5d8f5;border:none;border-radius:28px;flex-shrink:0;justify-content:center;align-items:center;gap:8px;padding:0 32px;font-size:1rem;font-weight:500;line-height:1.2;text-decoration:none;transition:background-color .15s ease-out,box-shadow .15s ease-out,transform .15s ease-out;display:inline-flex}.marketing-root .m3-button:hover{background:#c2e3f7;box-shadow:0 1px 2px #0003,0 1px 3px 1px #a5d8f559}.marketing-root .m3-button:active{box-shadow:none;background:#8fc9e8;transform:scale(.98)}.marketing-root .m3-button:focus-visible{outline-offset:2px;outline:2px solid #a5d8f5}.marketing-root .m3-button.outlined{color:var(--text-color);box-shadow:none;background:0 0;border:1px solid #e4ebf180}.marketing-root .m3-button.outlined:hover{box-shadow:none;background:#e4ebf114;border-color:#e4ebf1bf}.marketing-root .m3-button.outlined:active{background:#e4ebf124;transform:scale(.98)}.marketing-root .m3-button.outlined:focus-visible{outline-offset:2px;outline:2px solid #a5d8f5}.marketing-root .m3-cta-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:16px;display:flex}.marketing-root .toggle-element.active{color:var(--text-color);background-color:var(--surface-2)}.marketing-root .hero-shell>.content{z-index:1;position:relative}.marketing-root .feature-box .desc{opacity:.7}.marketing-root .section{width:100%}.marketing-root .pricing-lede{color:var(--subhead);opacity:.8;margin-bottom:1.25em;font-size:16px}.marketing-root .pricing-tiers{gap:20px;width:100%;display:flex}.marketing-root .pricing-tier{border:2px solid var(--border-color);border-radius:12px;flex-direction:column;flex:1 1 0;min-width:0;padding:2em;display:flex}.marketing-root .pricing-tier.featured{background:var(--card-background);border-color:var(--line-strong)}.marketing-root .lock-up{align-items:center;gap:10px;margin-bottom:1.5em;display:flex}.marketing-root .lock-up h3{margin:0}.marketing-root .tier-badge{border-radius:var(--radius-pill);white-space:nowrap;margin-left:auto;padding:3px 9px;font-size:11px;font-weight:600}.marketing-root .badge-blue{color:var(--accent);background:color-mix(in srgb, var(--accent) 14%, transparent);border:1px solid color-mix(in srgb, var(--accent) 30%, transparent)}.marketing-root .badge-red{color:var(--red-text);background:var(--badge-error-bg);border:1px solid color-mix(in srgb, var(--red-text) 30%, transparent)}.marketing-root .tier-price{align-items:baseline;gap:5px;margin-bottom:1.25em;display:flex}.marketing-root .tier-price h2{margin:0;font-weight:500}.marketing-root .subtle{color:var(--muted);font-size:14px}.marketing-root .pricing-tier .default-button{width:100%}.marketing-root .pricing-tier .desc{color:var(--subhead);opacity:.8;margin:1em 0}.marketing-root .pricing-tier .tier-note{color:var(--muted);margin:0 0 1em;font-size:13px}.marketing-root .pricing-tier ul{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.marketing-root .pricing-tier li{align-items:flex-start;gap:6px;line-height:2;display:flex}.marketing-root .pricing-tier li svg{width:15px;height:15px;color:var(--subhead);opacity:.7;flex-shrink:0;margin-top:.65em}.marketing-root .pricing-compare a,.marketing-root .pricing-footnote a{border-bottom:var(--link-underline);transition:border-color .1s}.marketing-root .pricing-compare a:hover,.marketing-root .pricing-footnote a:hover{border-bottom:var(--link-underline-hover)}.marketing-root .pricing-footnote{color:var(--muted);margin-top:2.5em;font-size:14px;line-height:1.7}.marketing-root .container{width:min(1080px,100% - 40px);margin-inline:auto}.marketing-root .pricing-hero{text-align:center;flex-direction:column;align-items:center;gap:12px;padding:2.5rem 0 1rem;display:flex}.marketing-root .pricing-hero h1{font-family:var(--font-display);letter-spacing:-.02em;margin:0;font-size:clamp(28px,4vw,40px);font-weight:640}.marketing-root .pricing-hero .pricing-lede{margin:0}.marketing-root .pricing-region{text-align:center;flex-direction:column;align-items:center;gap:10px;margin:2rem 0 0;display:flex}.marketing-root .pricing-region-label{letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-size:12px;font-weight:700}.marketing-root .pricing-region-note{color:var(--muted);max-width:46ch;margin:0;font-size:13px;line-height:1.6}.marketing-root .pricing-lifetime-note{color:var(--red-text);margin-top:14px;font-weight:600}.marketing-root .tier-price-strike{color:var(--muted);margin-right:.3em;font-size:.6em;font-weight:400}.marketing-root .segmented{border:1px solid var(--border-color);border-radius:var(--radius-pill);background:var(--card-background);flex-wrap:nowrap;gap:4px;padding:4px;display:inline-flex}.marketing-root .segmented.wrap{border-radius:14px;flex-wrap:wrap}.marketing-root .segmented button{appearance:none;color:var(--subhead);font:inherit;border-radius:var(--radius-pill);cursor:pointer;transition:color .15s var(--ease), background-color .15s var(--ease);white-space:nowrap;background:0 0;border:none;padding:6px 14px;font-size:13px;font-weight:530}.marketing-root .segmented.wrap button{border-radius:10px}.marketing-root .segmented button:hover{color:var(--text-color)}.marketing-root .segmented button.active{background:var(--button-background-active);color:var(--text-color)}.marketing-root .text-link{color:var(--text-color);text-decoration:underline;-webkit-text-decoration-color:color-mix(in srgb, currentColor 35%, transparent);text-decoration-color:color-mix(in srgb, currentColor 35%, transparent);text-underline-offset:3px}.marketing-root .text-link:hover{text-decoration-color:currentColor}.marketing-root .account-grid{grid-template-columns:minmax(0,1fr);gap:32px;margin-top:48px;display:grid}.marketing-root .account-panel{border:1px solid var(--border-color);background:var(--card-background);border-radius:12px;flex-direction:column;gap:18px;min-width:0;padding:2rem 2.25rem;display:flex}.marketing-root .account-panel h2{font-family:var(--font-display);letter-spacing:-.01em;margin:0;font-size:18px;font-weight:600}.marketing-root .account-panel-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.marketing-root .account-panel-footer{border-top:1px solid var(--border-color);flex-direction:column;gap:10px;margin-top:4px;padding-top:14px;display:flex}.marketing-root .account-panel-footer .pricing-region{margin:0}.marketing-root .plan-pill{border-radius:var(--radius-pill);color:var(--subhead);border:1px solid var(--line-strong);background:0 0;align-items:center;gap:7px;padding:4px 12px;font-size:12.5px;font-weight:600;display:inline-flex}.marketing-root .plan-pill svg{width:15px;height:15px}.marketing-root .plan-pill.tier-paid,.marketing-root .plan-pill.tier-lifetime{color:var(--button-color);background:var(--button-background-color);border-color:#0000}.marketing-root .account-hint{color:var(--muted);margin:0;font-size:13.5px;line-height:1.7}.marketing-root .account-actions{flex-direction:column;gap:14px;margin-top:6px;display:flex}.marketing-root .account-actions .text-link{align-self:flex-start;font-size:13.5px}.marketing-root .plan-summary{flex-direction:column;gap:8px;display:flex}.marketing-root .form-feedback{border-radius:10px;flex-direction:column;gap:2px;padding:12px 16px;font-size:13.5px;line-height:1.6;display:flex}.marketing-root .form-feedback.success{background:color-mix(in srgb, var(--accent) 10%, transparent);color:var(--text-color)}.marketing-root .form-feedback.error{background:color-mix(in srgb, var(--red-text) 10%, transparent);color:var(--red-text)}.marketing-root .pricing-refunds{border-top:1px solid var(--border-color);text-align:center;flex-direction:column;align-items:center;gap:10px;margin-top:2.6rem;padding-top:1.6rem;display:flex}.marketing-root .pricing-refunds h2{font-family:var(--font-display);margin:0;font-size:16px;font-weight:600}.marketing-root .pricing-refunds p{color:var(--muted);max-width:62ch;margin:0;font-size:13.5px;line-height:1.65}.marketing-root .pricing-why{border-top:1px solid var(--border-color);text-align:center;flex-direction:column;align-items:center;gap:10px;margin-top:2.6rem;padding-top:1.6rem;display:flex}.marketing-root .pricing-why h2{font-family:var(--font-display);margin:0;font-size:16px;font-weight:600}.marketing-root .pricing-why-lede{color:var(--muted);max-width:62ch;margin:0;font-size:13.5px;line-height:1.65}.marketing-root .pricing-why-grid{text-align:left;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:1.6rem 2rem;width:100%;margin-top:.8rem;display:grid}.marketing-root .pricing-why-point h3{align-items:center;gap:8px;margin:0 0 6px;font-size:14px;font-weight:600;display:flex}.marketing-root .pricing-why-point h3 svg{color:var(--muted);flex:none}.marketing-root .pricing-why-point p{color:var(--muted);margin:0;font-size:13.5px;line-height:1.65}.marketing-root .account-menu{position:relative}.marketing-root .help-agent{z-index:90;flex-direction:column;align-items:flex-end;gap:12px;display:flex;position:fixed;bottom:20px;right:20px}.marketing-root .sld-track{box-sizing:border-box;background:var(--surface-2);touch-action:none;-webkit-user-select:none;user-select:none;width:100%;height:100%;position:relative}.marketing-root .sld-wash{background:var(--button-background-color);z-index:1;pointer-events:none;position:absolute;top:4px;bottom:4px;left:4px}.marketing-root .sld-say{letter-spacing:-.006em;color:var(--subhead);pointer-events:none;white-space:nowrap;place-items:center;font-size:14px;font-weight:500;display:grid;position:absolute;inset:0}.marketing-root .sld-grip{background:var(--button-background-color);height:48px;color:var(--button-color);cursor:grab;pointer-events:auto;transform-origin:0%;z-index:2;border:0;padding:0;transition:none;position:absolute;top:4px;left:4px}.marketing-root .sld-track[data-held] .sld-grip{cursor:grabbing}.marketing-root .sld-arrow,.marketing-root .sld-done{letter-spacing:-.006em;white-space:nowrap;pointer-events:none;justify-content:center;align-items:center;gap:8px;font-size:14px;font-weight:500;display:flex;position:absolute;inset:0}@media (prefers-reduced-motion:reduce){.marketing-root .sld-done{transition-duration:1ms}}.marketing-root .home-note{margin-left:.25em;display:inline-block;position:relative}.marketing-root .home-note-marker{font-family:var(--font-ui-latin);vertical-align:super;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:4px;padding:0 .15em;font-size:.28em;font-weight:600;line-height:1}.marketing-root .home-note-marker:hover,.marketing-root .home-note-marker[aria-expanded=true]{color:var(--accent)}.marketing-root .home-note-pop{z-index:40;width:max-content;max-width:min(20rem,92vw);font-family:var(--font-ui-latin);text-align:left;border:1px solid var(--border-color);background:var(--card-background);color:var(--text-color);box-shadow:var(--paper-shadow);border-radius:10px;padding:.7rem .85rem;font-size:13px;font-weight:400;line-height:1.55;position:absolute;top:calc(100% + .6em);left:50%;transform:translate(-50%)}@media (max-width:720px){.marketing-root .home-note-pop{left:auto;right:0;transform:none}}.marketing-root .home-hero{text-align:center;flex-direction:column;align-items:center;gap:1.5rem;padding:6rem 0 4rem;display:flex}.marketing-root .carousel{width:100%;position:relative}.marketing-root .carousel-viewport{overflow:hidden}.marketing-root .carousel-track{transition:transform .55s var(--ease);display:flex}.marketing-root .carousel-slide{flex:0 0 100%;min-width:0}.marketing-root .carousel-controls{justify-content:flex-end;align-items:center;gap:12px;margin-top:1.5em;display:flex}.marketing-root .carousel-counter{font-variant-numeric:tabular-nums;color:var(--muted);margin:0;font-size:.8125rem}.marketing-root .carousel-arrows{gap:8px;display:flex}.marketing-root .arrow-btn{width:36px;height:36px;color:var(--text-color);background:var(--surface-2);border:1px solid var(--border-color);cursor:pointer;transition:border-color .18s var(--ease), background-color .18s var(--ease);border-radius:50%;justify-content:center;align-items:center;padding:0;display:inline-flex}.marketing-root .arrow-btn:hover{border-color:var(--line-strong);background:var(--button-background-hover)}.marketing-root .method-card{background:var(--card-background);border:1px solid var(--screenshot-border);box-shadow:var(--shadow-card);border-radius:16px;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);align-items:start;gap:clamp(24px,3.4vw,56px);padding:clamp(22px,2.8vw,40px);display:grid}.marketing-root .method-card-copy{min-width:0}.marketing-root .method-card h3{margin:0 0 .6rem;font-size:clamp(1.375rem,2.1vw,1.75rem)}.marketing-root .method-summary{margin:0;font-size:1.0625rem;line-height:1.55}.marketing-root .method-facts{gap:1.4em;margin:1.8em 0 0;display:grid}.marketing-root .method-fact dt{letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:.5em;font-size:11px;font-weight:700}.marketing-root .method-fact dd{color:var(--subhead);margin:0;font-size:.9375rem;line-height:1.7}.marketing-root .method-paper{flex-direction:column;justify-self:end;gap:14px;width:100%;max-width:320px;margin:0;display:flex}.marketing-root .method-paper img{background:var(--paper-bg);width:100%;height:auto;box-shadow:var(--paper-shadow);border-radius:4px}.marketing-root .method-paper figcaption{color:var(--muted);flex-direction:column;gap:5px;font-size:12px;line-height:1.55;display:flex}.marketing-root .method-paper figcaption strong{color:var(--subhead);font-size:12.5px;font-weight:600}.marketing-root .contrast-section{padding-top:4rem}.marketing-root .contrast-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;width:100%;display:grid}.marketing-root .contrast-panel{border:1px solid var(--border-color);border-radius:12px;flex-direction:column;gap:1em;padding:1.75em;display:flex}.marketing-root .contrast-panel .panel-head{flex-direction:column;gap:6px;display:flex}.marketing-root .contrast-panel .panel-head h3{margin:0;font-size:1.15rem}.marketing-root .panel-chip{border-radius:var(--radius-pill);width:fit-content;padding:3px 10px;font-size:11px;font-weight:600}.marketing-root .ask-panel .panel-chip{color:var(--muted);border:1px solid var(--border-color)}.marketing-root .akari-panel{background:var(--card-background);border-color:var(--line-strong)}.marketing-root .akari-panel .panel-chip{color:var(--accent);background:color-mix(in srgb, var(--accent) 14%, transparent)}.marketing-root .book-row{align-items:center;gap:14px;display:flex}.marketing-root .book-tile{border:1px solid var(--line-strong);background:var(--surface-2);width:58px;height:80px;box-shadow:var(--paper-shadow);border-radius:3px 5px 5px 3px;flex:none;justify-content:center;align-items:center;display:flex;position:relative}.marketing-root .book-spine{background:color-mix(in srgb, var(--text-color) 18%, transparent);border-radius:3px 0 0 3px;width:7px;position:absolute;top:0;bottom:0;left:0}.marketing-root .book-title{letter-spacing:.16em;text-transform:uppercase;color:var(--muted);writing-mode:vertical-rl;font-size:10px;font-weight:600}.marketing-root .book-meta{color:var(--muted);flex-direction:column;gap:4px;margin:0;font-size:13px;display:flex}.marketing-root .book-meta strong{color:var(--text-color);font-size:14px}.marketing-root .chat-prompt{border:1px solid var(--border-color);background:var(--surface-2);border-radius:10px;margin:0;padding:.9em 1em;font-size:14px}.marketing-root .chat-stream{min-height:168px;color:var(--muted);flex-direction:column;gap:9px;font-size:13px;line-height:1.45;display:flex}.marketing-root .stream-line,.marketing-root .stream-tail{opacity:0;animation:stream-line-in 8s var(--ease) infinite;padding-left:16px;position:relative}.marketing-root .stream-line:before{content:"";background:var(--line-strong);border-radius:50%;width:6px;height:6px;position:absolute;top:.5em;left:0}.marketing-root .stream-tail{font-style:italic}@keyframes stream-line-in{0%{opacity:0;transform:translateY(6px)}5%{opacity:1;transform:none}88%{opacity:1;transform:none}96%,to{opacity:0}}.marketing-root .panel-stats{gap:1.75em;margin:auto 0 0;padding-top:.5em;display:flex}.marketing-root .panel-stats dt{color:var(--muted);font-size:12px}.marketing-root .panel-stats dd{margin:0;font-size:20px;font-weight:600}.marketing-root .workout-question{border-left:3px solid var(--accent);background:color-mix(in srgb, var(--accent) 8%, transparent);border-radius:0 10px 10px 0;margin:0;padding:.9em 1em;font-size:14px}.marketing-root .workout-answer{border:1px dashed var(--border-color);border-radius:10px;flex-direction:column;gap:4px;padding:.9em 1em;font-size:14px;display:flex}.marketing-root .workout-answer strong{letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-size:12px;font-weight:600}.marketing-root .workout-locked{color:var(--subhead);border:1px solid color-mix(in srgb, var(--accent) 22%, transparent);background:color-mix(in srgb, var(--accent) 8%, transparent);border-radius:10px;align-items:center;gap:10px;margin:0;padding:.7em .9em;font-size:13px;display:flex}.marketing-root .gate-lock{border:1.5px solid var(--accent);border-radius:2px;flex:none;width:14px;height:11px;position:relative}.marketing-root .gate-lock:before{content:"";border:1.5px solid var(--accent);border-bottom:none;border-radius:4px 4px 0 0;width:8px;height:7px;position:absolute;bottom:100%;left:50%;transform:translate(-50%)}.marketing-root .workout-steps{counter-reset:gate;color:var(--subhead);flex-direction:column;gap:10px;margin:0;padding:0;font-size:14px;list-style:none;display:flex}.marketing-root .workout-steps li{opacity:0;animation:stream-line-in 8s var(--ease) infinite;padding-left:28px;position:relative}.marketing-root .workout-steps li:before{counter-increment:gate;content:counter(gate);width:18px;height:18px;color:var(--button-color);background:var(--button-background-color);border-radius:50%;justify-content:center;align-items:center;font-size:10px;font-weight:700;display:flex;position:absolute;top:1px;left:0}.marketing-root .workout-meter{flex-direction:column;gap:6px;margin-top:auto;display:flex}.marketing-root .workout-meter-head{color:var(--subhead);justify-content:space-between;font-size:13px;display:flex}.marketing-root .workout-meter-bar{background:color-mix(in srgb, var(--text-color) 10%, transparent);border-radius:4px;height:8px;overflow:hidden}.marketing-root .workout-meter-fill{width:var(--fill,72%);border-radius:inherit;background:var(--accent);transform-origin:0;height:100%;animation:meter-grow 8s var(--ease) infinite;display:block}@keyframes meter-grow{0%{transform:scaleX(0)}55%,92%{transform:scaleX(1)}to{transform:scaleX(0)}}.marketing-root .verdict-line{border-top:1px solid var(--border-color);width:min(950px,100vw - 2.5rem);font-family:var(--font-display);letter-spacing:-.02em;text-align:center;text-wrap:balance;margin:3.2em auto 0;padding-top:2.6em;font-size:clamp(2.25rem,5.3vw,4.75rem);font-weight:700;line-height:1.14}.marketing-root .verdict-word{white-space:nowrap;display:inline-block}.marketing-root .verdict-letter{opacity:0;transform:translateY(var(--drift)) rotate(var(--tilt));transition:transform .76s cubic-bezier(.22, .9, .24, 1) calc(var(--order) * 24ms), opacity .3s linear calc(var(--order) * 24ms);display:inline-block}.marketing-root .verdict-line.is-assembled .verdict-letter{opacity:1;transform:none}.marketing-root .marketing-footer{border-top:1px solid var(--border-color);width:100%;color:var(--muted);flex-wrap:wrap;justify-content:center;align-items:center;gap:.5em 1.5em;padding:2em 1.5em 2.5em;font-size:13px;display:flex}.marketing-root .marketing-footer nav{flex-wrap:wrap;justify-content:center;align-items:center;gap:1.5em;display:flex}.marketing-root .marketing-footer a{color:var(--muted)}.marketing-root .marketing-footer a:hover{color:var(--text-color)}.marketing-root .pricing-region-note.pricing-alipay-note{color:var(--subhead);border-top:1px dashed var(--border-color);padding-top:.75em}.marketing-root .marketing-account{z-index:60;align-items:center;gap:10px;display:flex;position:fixed;top:16px;right:16px}.marketing-root .marketing-lang{position:relative}.marketing-root .marketing-lang-trigger{border-radius:var(--radius-pill);border:1px solid var(--border-color);background:var(--surface-2);height:40px;color:var(--text-color);cursor:pointer;align-items:center;gap:7px;padding:0 14px;font-size:13px;font-weight:500;display:inline-flex}.marketing-root .marketing-lang-trigger:hover{border-color:var(--line-strong)}.marketing-root .marketing-lang-globe{width:15px;height:15px}.marketing-root .marketing-lang-menu{border:1px solid var(--border-color);background:var(--card-background);min-width:150px;box-shadow:var(--paper-shadow);border-radius:12px;flex-direction:column;padding:6px;display:flex;position:absolute;top:calc(100% + 10px);right:0}.marketing-root .marketing-lang-option{text-align:left;color:var(--text-color);cursor:pointer;background:0 0;border:0;border-radius:8px;padding:9px 12px;font-size:14px}.marketing-root .marketing-lang-option:hover{background:var(--surface-2)}.marketing-root .marketing-lang-option.current{color:var(--accent);font-weight:600}.marketing-root .marketing-account-signin{border-radius:var(--radius-pill);border:1px solid var(--border-color);background:var(--surface-2);height:40px;color:var(--text-color);align-items:center;padding:0 20px;font-size:14px;font-weight:500;text-decoration:none;display:inline-flex}.marketing-root .marketing-account-signin:hover{border-color:var(--line-strong)}.marketing-root .marketing-account-avatar{border:2px solid var(--line-strong);background:var(--surface-2);width:44px;height:44px;color:var(--text-color);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;padding:0;font-size:16px;font-weight:600;display:flex;overflow:hidden}.marketing-root .marketing-account-avatar-img{object-fit:cover;width:100%;height:100%}.marketing-root .marketing-account-menu{border:1px solid var(--border-color);background:var(--card-background);min-width:180px;box-shadow:var(--paper-shadow);border-radius:12px;flex-direction:column;padding:6px;display:flex;position:absolute;top:calc(100% + 10px);right:0}.marketing-root .marketing-account-menu a{color:var(--text-color);border-radius:8px;padding:9px 12px;font-size:14px;text-decoration:none}.marketing-root .marketing-account-menu a:hover{background:var(--surface-2)}.marketing-root .account-gate{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:46vh;padding:24px;display:flex}.marketing-root .account-gate-title{color:var(--text-color);margin:0;font-size:17px;font-weight:600}.marketing-root .account-gate-body{color:var(--muted);max-width:44ch;margin:0;font-size:13.5px;line-height:1.6}.marketing-root .account-stack{flex-direction:column;gap:20px;min-width:0;display:flex}.marketing-root .form-field{flex-direction:column;gap:12px;margin:0;display:flex}.marketing-root .form-label{color:var(--subhead);font-size:13px;font-weight:600}.marketing-root .form-hint{color:var(--muted);margin:0;font-size:12.5px;line-height:1.55}.marketing-root .form-count{color:var(--muted);font-variant-numeric:tabular-nums;align-self:flex-end;font-size:12px}.marketing-root .text-input{appearance:none;border:1px solid var(--line-strong);background:var(--surface-2);color:var(--text-color);font:inherit;box-sizing:border-box;border-radius:10px;outline:none;width:100%;padding:10px 14px;font-size:14px;transition:border-color .15s ease-out}.marketing-root .text-input:focus{border-color:var(--button-background-color)}.marketing-root .text-input::placeholder{color:var(--muted)}.marketing-root .text-input.area{resize:vertical;min-height:96px;line-height:1.6}.marketing-root .default-button .button-icon{flex-shrink:0;width:15px;height:15px}.marketing-root .ticket-list{flex-direction:column;display:flex}.marketing-root .ticket-row{flex-direction:column;gap:10px;min-width:0;padding:20px 2px;display:flex}.marketing-root .ticket-row+.ticket-row{border-top:1px solid var(--border-color)}.marketing-root .ticket-row-head{flex-direction:column;gap:2px;display:flex}.marketing-root .ticket-row-title{flex-direction:column;gap:2px;min-width:0;display:flex}@media (min-width:720px){.marketing-root .ticket-row-head{flex-direction:row;justify-content:space-between;align-items:baseline;gap:16px}}.marketing-root .ticket-subject{color:var(--text-color);font-size:14.5px;font-weight:600;text-decoration:none}.marketing-root .ticket-subject:hover{text-underline-offset:3px;text-decoration:underline}.marketing-root .ticket-meta{color:var(--muted);white-space:nowrap;margin:0;font-size:12.5px}.marketing-root .ticket-message{color:var(--subhead);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:13.5px;line-height:1.6;display:-webkit-box;overflow:hidden}.marketing-root .ticket-chips{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.marketing-root .ticket-chips-row{flex-direction:column;align-items:flex-start;gap:10px;display:flex}.marketing-root .chip{border-radius:var(--radius-pill);letter-spacing:.02em;white-space:nowrap;border:1px solid #0000;align-items:center;padding:3px 10px;font-size:11.5px;font-weight:600;display:inline-flex}.marketing-root .chip.tone-assist{color:var(--subhead);border-color:var(--line-strong);background:0 0}.marketing-root .chip.tone-secondary{color:var(--text-color);background:var(--button-background-active)}.marketing-root .chip.tone-primary{color:var(--button-color);background:var(--button-background-color)}.marketing-root .chip.tone-error{color:var(--red-text);background:color-mix(in srgb, var(--red-text) 12%, transparent)}.marketing-root .ticket-thread{flex-direction:column;gap:14px;min-width:0;margin-top:18px;display:flex}.marketing-root .ticket-thread h2{font-family:var(--font-display);margin:10px 0 0;font-size:16px;font-weight:600}.marketing-root .ticket-detail-title{font-size:clamp(22px,3vw,30px)!important}.marketing-root .ticket-reply{border:1px solid var(--border-color);background:var(--surface-2);border-radius:12px;flex-direction:column;gap:10px;padding:18px;display:flex}.marketing-root .ticket-reply.staff{background:color-mix(in srgb, var(--accent) 8%, transparent);border-color:color-mix(in srgb, var(--accent) 25%, transparent)}.marketing-root .ticket-reply-head{color:var(--muted);flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px;font-size:12.5px;display:flex}.marketing-root .ticket-reply-head span{color:var(--subhead);font-weight:600}.marketing-root .ticket-reply.staff .ticket-reply-head span{color:var(--button-background-color)}.marketing-root .ticket-reply-body{color:var(--text-color);white-space:pre-wrap;overflow-wrap:anywhere;margin:0;font-size:13.5px;line-height:1.7}.marketing-root .ticket-reply-list{flex-direction:column;gap:16px;display:flex}.marketing-root .ticket-composer-wrap{border-top:1px solid var(--border-color);margin-top:8px;padding-top:18px}.marketing-root .ticket-composer{flex-direction:column;gap:12px;display:flex}.marketing-root [role=radiogroup].wrap{flex-wrap:wrap}.marketing-root .queue-filters{flex-direction:column;align-items:flex-start;gap:12px;display:flex}@media (min-width:900px){.marketing-root .queue-filters{flex-flow:wrap;justify-content:space-between;align-items:center}}.marketing-root .queue-pagination{align-items:center;gap:10px;margin-top:6px;display:flex}.marketing-root .empty-state{border:1px dashed var(--line-strong);text-align:center;color:var(--muted);border-radius:12px;margin:0;padding:3rem 1.5rem;font-size:13.5px}@media (max-width:720px){.marketing-root .content{padding:1.25em 1.25em 2em}.marketing-root .chat-stream{min-height:0}.marketing-root .book-row{flex-wrap:wrap}.marketing-root .verdict-line{margin:2.4em auto 0;padding-top:1.8em}.marketing-root .marketing-account{gap:8px;top:10px;right:10px}.marketing-root .marketing-lang-trigger{height:36px;padding:0 11px;font-size:12px}.marketing-root .marketing-account-signin{height:36px;padding:0 13px;font-size:13px}.marketing-root .marketing-account-avatar{width:36px;height:36px}.marketing-root .home-hero{padding:3rem 0 2.5rem}.marketing-root h1{overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;max-width:100%;font-size:2.25rem}.marketing-root .section-head{margin-bottom:2em}.marketing-root .m3-cta-row .m3-button{width:100%;min-width:0}.marketing-root .method-card{grid-template-columns:minmax(0,1fr)}.marketing-root .method-paper{justify-self:start;max-width:none}.marketing-root .contrast-grid{grid-template-columns:1fr}.marketing-root .contrast-section{padding-top:2.5rem}.marketing-root .pricing-hero{padding:1.5rem 0 1rem}.marketing-root .pricing-tiers{flex-direction:column}.marketing-root .pricing-tier{padding:1.5em 1.25em}.marketing-root .pricing-tier h2{font-size:1.75rem}.marketing-root .pricing-tier li{line-height:1.8}.marketing-root .pricing-footnote{margin-top:1.5em}}.marketing-root .modal-overlay{z-index:1000;background:#0000008c;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.marketing-root .modal-card{box-sizing:border-box;border:1px solid var(--border-color);background:var(--card-background);width:100%;max-width:420px;color:var(--text-color);border-radius:16px;padding:24px}.marketing-root .modal-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.marketing-root .modal-head h3{font-family:var(--font-display);margin:0;font-size:18px;font-weight:640}.marketing-root .modal-close{appearance:none;color:var(--subhead);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:2px 6px;font-size:22px;line-height:1}.marketing-root .modal-close:hover{color:var(--text-color)}.marketing-root .modal-body{text-align:center;flex-direction:column;align-items:center;gap:16px;display:flex}.marketing-root .modal-note{color:var(--subhead);margin:0;font-size:13px;line-height:1.6}.marketing-root .promo-code{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.08em;border:1px solid var(--border-color);background:var(--surface-2);color:var(--text-color);-webkit-user-select:all;user-select:all;border-radius:10px;padding:8px 14px;font-size:22px;font-weight:700}.marketing-root .pricing-region-controls{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;display:flex}.marketing-root{font-family:var(--font-sans);color:var(--text-color);background-color:var(--bg-color);-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;min-height:100dvh;font-size:16px;line-height:1.5;overflow-x:clip}.marketing-root ::selection{background:var(--accent-soft)}.marketing-root a{color:currentColor;text-decoration:none}.marketing-root p,.marketing-root figure{margin:0}.marketing-root img,.marketing-root video{max-width:100%;height:auto;display:block}.marketing-root button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0}.marketing-root h1,.marketing-root h2,.marketing-root h3{font-family:var(--font-display)}.marketing-root h1{letter-spacing:-.005em;text-wrap:balance;margin:0 0 1.25rem;font-size:3.5rem;font-weight:700;line-height:1}:root[data-mode=light]{--bg-color:#f4f8fb;--text-color:#16202a;--subhead:#3e505c;--muted:#5a6b78;--card-background:#fff;--surface-2:#eaf1f6;--border-color:#16202a1a;--line-strong:#16202a2e;--screenshot-border:#16202a14;--shadow-card:#16202a14 0px 10px 30px 0px;--top-bar-background-hover:#16202a0a;--feature-box-bg-hover:#16202a08;--button-color:#f0f7fc;--button-background-color:#075e8c;--button-hover-background-color:#064c72;--button-background:#fff;--button-background-hover:#eaf1f6;--button-background-active:#dde8ef;--button-box-shadow:#16202a0f 0px 0px 0px 1px inset, #16202a14 0px 1px 2px;--inverted-button-color:#f0f7fc;--inverted-button-bg:#075e8c;--inverted-button-bg-hover:#064c72;--inverted-button-shadow:#16202a1f 0px 1px 2px 0px, #075e8c40 0px 0px 0px 1px;--link-underline:1px solid #16202a59;--link-underline-hover:1px solid #16202ad9;--footer-base-bg:#16202a08;--toggle-background-color:#fff;--accent-soft:#075e8c2e;--red-text:#ba1a1a;--button-shadow-rest:#16202a0f 0px 1px 2px 0px, #16202a1a 0px 4px 12px 0px;--hero-cta-shadow:#075e8c38 0px 2px 4px 0px, #16202a29 0px 6px 16px 0px;--hero-cta-shadow-hover:#075e8c4d 0px 3px 6px 0px, #16202a33 0px 8px 22px 0px;--hero-image-filter:blur(12px) saturate(1.15) brightness(1.06);--badge-error-bg:#ba1a1a1f;--paper-shadow:0 20px 44px #16202a29;--book-spine-shadow:0 8px 18px #16202a2e}:root[data-mode=light] .marketing-root .m3-button:hover{box-shadow:0 1px 2px #16202a1f,0 1px 3px 1px #075e8c4d}:root[data-mode=light] .marketing-root .m3-button.outlined{color:#16202a;border-color:#16202a73}:root[data-mode=light] .marketing-root .m3-button.outlined:hover{background:#16202a0d;border-color:#16202ab3}:root[data-mode=light] .marketing-root .m3-button.outlined:active{background:#16202a1a}:root[data-mode=light] .marketing-root .m3-button.outlined:focus-visible{outline-color:#075e8c}.marketing-root .sr-only{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (prefers-reduced-motion:reduce){.marketing-root .stream-line,.marketing-root .stream-tail,.marketing-root .workout-steps li{opacity:1;animation:none;transform:none}.marketing-root .workout-meter-fill{animation:none;transform:none}.marketing-root .verdict-letter{opacity:1;transition:none;transform:none}}.marketing-root .payment-relay{text-align:center;align-items:center;gap:14px;max-width:520px;margin:32px auto 0;padding:2.4rem 2rem}.marketing-root .payment-relay h1{font-family:var(--font-display);letter-spacing:-.01em;margin:0;font-size:22px;font-weight:600}.marketing-root .payment-relay .account-hint{max-width:42ch}.marketing-root .payment-relay .default-button{min-width:200px}.marketing-root .payment-relay-mark{border:1px solid var(--line-strong);width:52px;height:52px;color:var(--accent);border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.marketing-root .payment-relay-status{color:var(--muted);align-items:center;gap:10px;margin:0;font-size:13.5px;display:inline-flex}.marketing-root .payment-relay-spinner{border:2px solid var(--line-strong);border-top-color:var(--accent);border-radius:50%;width:14px;height:14px;animation:.9s linear infinite akari-relay-spin}@keyframes akari-relay-spin{to{transform:rotate(360deg)}}.marketing-root .akari-reduce-motion .payment-relay-spinner{animation:none}