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div{display:flex;justify-content:space-between;padding:4px 0;gap:15px}.dialog-summary b{font-weight:500;color:#494949}.dialog-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.dialog-actions .button{font-size:11px;min-height:43px;gap:12px}.platform-downloads{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:20px 0}.platform-download{border:1px solid #dcdcdc;border-radius:5px;padding:15px}.platform-download b{color:#404040;display:block;font-weight:500}.platform-download small{font-size:10px;color:#9a9a9a}.download-notice{font-size:10px;color:#9e9e9e}.mobile-nav[hidden]{display:none}.account-nav{margin-left:25px;font-size:12px;color:#737373}.admin-link{color:#7e7e7e}.empty-state{padding:35px;text-align:center;color:var(--muted)}
@media(min-width:1550px){.hero{padding-top:100px;padding-bottom:95px;gap:75px}.app-layout{min-height:440px}.app-content{padding-inline:30px}.demo-panel{padding-block:23px}.demo-heading h2{font-size:23px}}
@media(max-width:1100px){.container{width:calc(100% - 64px)}.hero{gap:25px;grid-template-columns:.8fr 1.2fr;padding-top:60px;padding-bottom:60px}h1{font-size:53px;letter-spacing:-2.5px}.hero-description{font-size:13px}.hero-actions{gap:20px}.hero-actions .button{gap:15px;padding-inline:17px}.app-layout{grid-template-columns:112px 1fr}.app-sidebar{padding-inline:6px}.app-content{padding-inline:18px}.demo-tabs{gap:16px}.demo-heading h2{font-size:18px}.sidebar-item{font-size:8px;padding-inline:7px}.sidebar-item small{display:none}.sidebar-device{left:13px;font-size:7px}.demo-panel{font-size:8px}.demo-panel h3{font-size:9px}.demo-bottom{gap:8px}.demo-index{display:none}.scene-tabs button{padding-inline:7px}.hardware-grid{gap:50px}.hardware-copy h2{font-size:32px}.hardware-price>b{font-size:59px}.workflow-grid article{padding-right:25px}.workflow-grid article+article{padding-left:25px}.workflow-grid h3{font-size:22px}.plan-card{padding-inline:23px}.plan-price>b{font-size:45px}.principles-grid{gap:60px}.faq-section{gap:45px}.desktop-nav{gap:25px;margin-right:35px}.account-nav{margin-left:15px}.footer{gap:20px}}
@media(max-width:850px){.desktop-nav{gap:18px;margin-right:25px;font-size:11px}.hero{grid-template-columns:1fr;gap:50px;padding-top:50px}.hero-copy{text-align:center}.hero-copy>.eyebrow{justify-content:center}.hero h1{font-size:66px;line-height:1.22}.hero h1 br{display:none}.hero h1 span{margin-left:6px}.hero-description br{display:none}.hero-description{font-size:14px}.hero-actions,.platforms{justify-content:center}.hero-note{margin-top:12px}.platforms{margin-top:23px}.hero-visual{max-width:670px;width:100%;margin-inline:auto}.app-layout{grid-template-columns:145px 1fr}.app-sidebar{padding:22px 10px}.sidebar-item{font-size:9px}.sidebar-item small{display:block}.app-content{padding-inline:28px}.demo-panel{font-size:10px}.demo-panel h3{font-size:11px}.demo-heading h2{font-size:23px}.demo-heading p{font-size:9px}.demo-panel{min-height:195px}.demo-tabs button{font-size:10px}.demo-type{font-size:9px}.demo-index{display:block}.demo-bottom{gap:15px}.essentials{gap:12px;flex-wrap:wrap}.essentials p{font-size:10px;gap:7px}.essentials>span{display:none}.section{padding-block:80px}.section-heading h2{font-size:33px}.section-description{font-size:11px}.workflow-grid h3{font-size:19px}.workflow-grid p{font-size:11px}.feature-detail{font-size:8px}.workflow-grid article{padding-right:20px}.workflow-grid article+article{padding-left:20px}.hardware-grid{gap:30px}.hardware-section{padding-block:60px}.hardware-copy h2{font-size:28px}.hardware-copy>.eyebrow{font-size:9px}.hardware-description{font-size:11px}.hardware-caption{font-size:7px}.hardware-visual-bottom{font-size:8px}.hardware-features{font-size:10px}.offer-heading{gap:8px;font-size:8px}.offer-badge{font-size:9px;padding:2px 6px}.hardware-price>b{font-size:53px}.hardware-price-history{font-size:10px;margin-left:9px}.hardware-offer .button{font-size:11px}.pricing-grid{gap:10px}.plan-card{padding:27px 17px 20px}.plan-top h3{font-size:19px;gap:8px}.plan-top h3 span{font-size:8px}.plan-top p{font-size:9px}.plan-price>b{font-size:42px}.plan-billing{font-size:8px}.check-list{font-size:10px}.check-list li{padding-left:16px}.plan-bottom{font-size:8px}.plan-card .button{font-size:10px;padding-inline:10px}.principles-grid{gap:40px;grid-template-columns:.8fr 1.2fr}.principles-grid h2{font-size:35px}.principles-list h3{font-size:14px}.principles-list p{font-size:10px}.faq-section{grid-template-columns:1fr;gap:20px}.faq-heading h2{font-size:33px}.footer{flex-wrap:wrap;padding-block:30px;row-gap:15px}.footer>p{display:none}}
@media(max-width:600px){.container{width:calc(100% - 40px)}.launch-bar{font-size:9px;gap:8px;padding-inline:12px;letter-spacing:0}.launch-bar-date{font-size:8px}.launch-bar a{display:none}.launch-bar-price b{font-size:12px}.nav{height:65px}.brand>span{font-size:20px}.brand img{width:30px}.brand small{font-size:7px}.desktop-nav{display:none}.nav>.button{margin-left:auto;font-size:10px;padding:6px 12px;min-height:33px;gap:10px}.nav>.button .icon{width:15px;height:15px}.menu-toggle{display:block;margin-right:-10px;margin-left:8px}.account-nav{font-size:10px;margin:0 12px 0 0}.hero{padding-top:41px;padding-bottom:38px;gap:35px}.hero-copy>.eyebrow{font-size:9px;letter-spacing:.5px}.hero h1{font-size:49px;letter-spacing:-2px;margin-top:20px;line-height:1.26}.hero h1 br{display:block}.hero h1 span{margin-left:0}.hero-description{font-size:12px;line-height:1.9;margin-top:17px}.hero-description br{display:block}.hero-actions{margin-top:24px;gap:24px}.hero-actions .button{min-height:43px;font-size:11px}.hero-actions .text-link{font-size:11px}.hero-note{font-size:9px}.platforms{gap:13px;font-size:9px;margin-top:24px}.platform-note{font-size:8px}.app-layout{grid-template-columns:85px 1fr;min-height:364px}.window-top{height:30px;font-size:7px}.demo-label{font-size:7px;right:9px}.window-dots{left:10px;gap:4px}.window-dots i{width:5px;height:5px}.app-sidebar{padding:17px 5px}.app-brand{padding-left:5px;gap:4px;font-size:10px;margin-bottom:22px}.app-brand img{width:18px}.sidebar-label{font-size:6px;padding-left:6px}.sidebar-item{font-size:7px;padding:7px 5px;gap:4px}.sidebar-item .icon{width:9px;height:9px}.sidebar-item small{display:none}.category-label{margin-top:20px}.category-dot{width:3px;height:3px;margin-right:2px}.sidebar-device{font-size:6px;left:10px;gap:4px;bottom:23px}.sidebar-device small{font-size:5px;top:11px}.app-content{padding-inline:14px}.app-content-top{font-size:6px;height:32px}.app-content-top .icon{width:10px;height:10px}.crumb{padding-inline:3px}.demo-heading{padding-top:11px}.demo-type{font-size:6px;padding:2px 5px}.demo-heading h2{font-size:16px;letter-spacing:-.5px;margin-top:11px}.demo-heading p{font-size:6px;gap:5px;margin-top:7px}.demo-tabs{gap:13px;margin-top:20px}.demo-tabs button{font-size:7px;padding-bottom:8px}.demo-tabs .icon{width:9px;height:9px}.demo-panel{font-size:8px;min-height:159px;padding:14px 0;line-height:1.9}.demo-panel h3{font-size:8px}.demo-panel p{margin-bottom:10px}.demo-panel li{margin-top:3px}.demo-panel .transcript-row{grid-template-columns:28px 1fr;gap:5px}.transcript-row time{font-size:7px}.demo-panel .translation-text{font-size:8px;padding-left:9px}.audio-player{gap:6px;padding-block:10px}.audio-player button{width:19px;height:19px}.audio-time,.audio-total{font-size:6px}.waveform{gap:2px;height:20px}.waveform i{width:1.5px}.demo-bottom{font-size:8px;gap:8px;margin-top:13px;justify-content:center}.scene-tabs{gap:3px}.scene-tabs button{font-size:8px;padding:4px 7px}.demo-index{display:none}.essentials{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px;padding-block:22px}.essentials p{font-size:9px;justify-content:center}.essentials .icon{width:14px;height:14px}.section{padding-block:64px}.section-heading{display:block}.section-heading h2{font-size:28px;letter-spacing:-1px;margin-top:13px}.section-description{margin-top:17px;font-size:11px}.section-description br{display:none}.eyebrow{font-size:9px;letter-spacing:1.2px}.workflow-grid{grid-template-columns:1fr;margin-top:30px}.workflow-grid article,.workflow-grid article+article{padding:25px 0;border-left:0;border-bottom:1px solid var(--line);position:relative}.workflow-grid article:last-child{border-bottom:0;padding-bottom:0}.step-number{font-size:11px;gap:13px}.step-number span{font-size:8px}.feature-icon{position:absolute;top:25px;right:5px;margin:0;width:24px}.workflow-grid h3{font-size:22px;margin-top:14px}.workflow-grid p{font-size:11px;margin-top:11px;max-width:90%}.feature-detail{font-size:8px;margin-top:15px}.hardware-section{padding-block:38px}.hardware-grid{grid-template-columns:1fr;gap:40px}.hardware-visual{padding-top:25px}.hardware-caption{font-size:8px}.hardware-visual img{max-width:370px;align-self:center;margin-top:0}.hardware-visual-bottom{font-size:9px;padding-top:15px;margin-top:15px}.hardware-copy h2{font-size:33px;margin-top:12px}.hardware-description{font-size:12px;margin-top:17px}.hardware-features{font-size:11px;margin-block:20px}.hardware-offer{padding-top:20px}.offer-heading{font-size:9px;gap:12px}.offer-badge{font-size:10px}.hardware-price>b{font-size:62px}.hardware-price-history{font-size:11px;margin-left:15px}.hardware-offer .button{min-height:46px;font-size:12px}.offer-note,.hardware-footnote{font-size:9px}.pricing-heading h2{font-size:30px}.pricing-heading>p:not(.eyebrow){font-size:11px;padding-inline:10px;line-height:1.9}.billing-control{margin-top:23px}.billing-control button{font-size:10px;padding:8px 16px}.pricing-heading>.pricing-preview{font-size:8px!important}.pricing-grid{grid-template-columns:1fr;gap:24px;margin-top:32px}.plan-card{padding:27px}.plan-top h3{font-size:24px}.plan-top h3 span{font-size:10px}.plan-top p{font-size:12px}.plan-price{margin-top:20px}.plan-price>b{font-size:49px}.plan-billing{font-size:10px;margin-top:2px}.plan-card .button{font-size:12px;min-height:44px;padding-inline:18px}.plan-includes{font-size:11px}.check-list{font-size:12px;margin-bottom:23px}.check-list li{padding-left:22px;margin:12px 0}.plan-bottom{font-size:10px}.plan-divider{margin-top:24px}.recommended-label{font-size:10px}.pricing-notes{font-size:8px;text-align:left;margin-top:20px}.pricing-notes p+p{margin-top:8px}.add-on-row{display:block;padding:23px;margin-top:25px}.add-on-row>div{gap:14px;align-items:start}.add-on-row .icon{width:21px;height:21px}.add-on-row h3{font-size:13px}.add-on-row p{font-size:10px;line-height:1.9}.add-on-row .text-link{font-size:10px;margin:10px 0 0 35px;padding-bottom:0}.principles-section{padding-block:45px}.principles-grid{grid-template-columns:1fr;gap:30px}.principles-grid h2{font-size:33px;margin-top:12px}.principle-intro{font-size:11px;margin-top:17px}.principles-list article{gap:22px;padding:20px 0}.principles-list h3{font-size:15px}.principles-list p{font-size:11px;margin-top:9px}.faq-section{gap:20px}.faq-heading h2{font-size:28px}.faq-list summary{font-size:11px;padding-block:19px;gap:12px}.faq-list details>p{font-size:10px;padding-right:10px}.closing{padding-block:50px}.closing h2{font-size:59px}.closing-content>p:not(.closing-note){font-size:13px}.closing-actions{flex-direction:column;gap:21px;margin-top:25px}.closing-actions .button{min-height:45px;font-size:11px}.closing-hardware{font-size:11px}.closing-note{font-size:8px;margin-top:25px}.footer{gap:20px;min-height:130px;justify-content:space-between;padding-block:25px}.footer>.brand>span{font-size:18px}.footer>div{gap:15px;margin-left:0}.footer button{font-size:9px}.footer>small{width:100%;font-size:8px}.dialog-inner{padding:30px 24px}.dialog-inner h2{font-size:25px}.dialog-inner>.eyebrow{font-size:8px}#dialog-body{font-size:11px}.dialog-actions{gap:10px}.platform-download{padding:12px}.toast{font-size:11px;width:max-content;max-width:90%;text-align:center;bottom:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

@media(max-width:600px){.nav>.account-nav{margin-left:auto;margin-right:12px}.nav>.button{margin-left:0}}

/* 声思绿色品牌主题 · 2026-11-09 */
:root{--brand:#07c160;--brand-action:#087f43;--brand-pressed:#066836;--brand-tint:#e9f8ef;--paper:#f7faf8;--ink:#202621;--muted:#6c7a70;--line:#dce8e0;--accent:#087f43}.launch-bar{background:#123b29}.button-dark{background:var(--brand-action);border-color:var(--brand-action)}.button-dark:hover{background:var(--brand-pressed)}.button-outline{border-color:#b4d9c2;color:var(--brand-action)}.button-outline:hover{background:var(--brand-tint)}.hero h1 span,.hardware-copy h2 span{color:var(--brand-action)}.tiny-wave i,.device-indicator{background:var(--brand)}.platforms em{border-color:#b6e2c8;color:var(--brand-action);background:#effaf3}.sidebar-item.selected{background:var(--brand-tint);color:var(--brand-action)}.app-sidebar{background:#f4f8f5}.app-window{border-color:#d3e4d9}.demo-type{border-color:#b7e5cb;color:var(--brand-action);background:#f3fbf6}.demo-tabs button[aria-selected=true]{color:var(--brand-action)}.demo-tabs button[aria-selected=true]:after{background:var(--brand)}.scene-tabs button.active{background:var(--brand-tint);color:var(--brand-action)}.audio-player button{background:var(--brand-tint);color:var(--brand-action)}.waveform i{background:#cfebda}.waveform i:nth-child(-n+17){background:var(--brand)}.demo-panel li:before{color:var(--brand-action)}.demo-panel .translation-text{border-color:#a6dfbe}.feature-icon{color:var(--brand-action)}.hardware-section{background:#edf7f1}.offer-badge{background:#dff5e8;color:var(--brand-action);border-color:#9ed9b8}.hardware-price>b{color:var(--brand-action)}.hardware-offer,.hardware-visual-bottom{border-color:#c4dfce}.plan-card{border-color:#d4e5db;background:white}.plan-card.recommended{border-color:var(--brand-action);background:#f1faf5}.recommended-label{background:var(--brand-action)}.plan-price>b{color:var(--brand-action)}.free-plan .plan-price>b{color:var(--ink)}.check-list li:before{color:var(--brand-action)}.billing-control{background:#e8f1eb}.billing-control button.active{color:var(--brand-action)}.billing-control span{color:var(--brand-action);background:var(--brand-tint)}.principles-section{background:#edf6f0}.closing{background:#123b29}.closing-content>p:not(.closing-note),.closing-hardware{color:#b9dec8}.closing-note{color:#91bda2}.button-light{background:#f5fff8;color:#087f43}.dialog-summary{background:#edf8f1;border-color:#cae5d5}.dialog-summary b{color:#087f43}.scene-tabs button.active{border:1px solid #c6e7d3}.audio-time{color:#087f43}.account-nav:hover,.desktop-nav a:hover{color:var(--brand-action)}.footer a:hover,.footer button:hover{color:var(--brand-action)}.toast{background:#087f43}

/* Landing-page refinement: neutral surfaces, green limited to brand and actions. */
:root{--paper:#f7f7f5;--ink:#242622;--muted:#747970;--line:#dfe1da}.launch-bar{background:#242622}.hero h1 span,.hardware-copy h2 span{color:#7a7e75}.app-sidebar{background:#f2f3ef}.app-window{border-color:#d5d9ce}.waveform i{background:#dde1d7}.feature-icon{color:#666f5d}.hardware-section{background:#eeefea}.hardware-price>b,.plan-price>b{color:#242622}.hardware-visual-bottom,.hardware-offer{border-color:#d2d7c9}.offer-badge{background:#f8faf6;border-color:#b6c5ac}.plan-card{background:#fff;border-color:#dce1d5}.plan-card.recommended{background:#fff;border-color:#8db6a0}.billing-control{background:#e9ece4}.principles-section{background:#eff1eb}.closing{background:#242622}.closing-content>p:not(.closing-note),.closing-hardware{color:#bfc6b5}.closing-note{color:#929d82}.button-light{background:#f5f7f0;color:#30392a}.section-description,.hardware-description{color:#79816e}.dialog-summary{background:#f0f3ea;border-color:#dce4d1}

/* Keep header actions separate even when the remaining flex space is zero. */
.nav {
  column-gap: 24px;
}
.nav > .brand,
.nav > .account-nav,
.nav > .button,
.nav > .menu-toggle,
.desktop-nav {
  flex-shrink: 0;
}
.desktop-nav {
  margin-right: 0;
}
.desktop-nav a,
.nav > .account-nav {
  white-space: nowrap;
}
.nav > .account-nav {
  margin: 0;
}
@media (max-width: 760px) {
  .desktop-nav { display: none; }
  .menu-toggle { display: block; }
  .nav > .account-nav { margin-left: auto; }
}
@media (max-width: 600px) {
  .nav { column-gap: 8px; }
  .nav > .menu-toggle { margin: 0 -8px 0 0; padding: 8px; }
}
@media (min-width: 761px) {
  .mobile-nav { display: none; }
}