:root{--tts-bg:#fff;--tts-page:#faf9ff;--tts-panel:#fff;--tts-soft:#f6f5fb;--tts-line:#ecebf3;--tts-text:#17161d;--tts-muted:#7c7a8a;--tts-accent:#7c6cf0;--tts-accent-strong:#6a5ae0;--tts-accent-soft:#f1eeff;--tts-accent-line:#ddd7ff;--tts-green:#12b76a;--tts-radius:16px;--tts-shadow:0 12px 40px #26205414}.tts-shell{min-height:100vh;color:var(--tts-text);background:var(--tts-bg);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,Segoe UI,Helvetica,Arial,sans-serif}.tts-shell *{box-sizing:border-box}.tts-shell a{color:inherit;text-decoration:none}.tts-shell button,.tts-shell input,.tts-shell select,.tts-shell textarea{font:inherit;color:inherit}.tts-shell img{max-width:100%;height:auto}.tts-header{z-index:60;border-bottom:1px solid var(--tts-line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffeb;position:sticky;top:0}.tts-nav{align-items:center;gap:22px;width:min(100% - 40px,1400px);height:62px;margin:0 auto;display:flex;position:relative}.tts-brand{letter-spacing:-.01em;white-space:nowrap;align-items:center;gap:9px;font-weight:700;display:flex}.tts-brand img{border-radius:9px;width:30px;height:30px}.tts-brand small{letter-spacing:.14em;text-transform:uppercase;color:var(--tts-accent);font-size:11px;font-weight:600;display:block}.tts-nav-links{align-items:center;gap:4px;display:flex}.tts-nav-links a{color:#4b4956;border-radius:10px;padding:8px 12px;font-size:14px}.tts-nav-links a:hover{color:var(--tts-text);background:var(--tts-soft)}.tts-header-actions{align-items:center;gap:10px;margin-left:auto;display:flex}.tts-login{cursor:pointer;background:#fff;border:1px solid #dedce8;border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:9px 16px;font-size:14px;font-weight:600;transition:border-color .15s,box-shadow .15s;display:inline-flex}.tts-login:hover{border-color:var(--tts-accent);box-shadow:0 4px 14px #7c6cf029}.tts-primary-btn{color:#fff;background:linear-gradient(120deg,#8b7bff,var(--tts-accent-strong));cursor:pointer;border:0;border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:10px 18px;font-size:14px;font-weight:600;display:inline-flex;box-shadow:0 8px 20px #7c6cf047}.tts-primary-btn:hover{filter:brightness(1.04)}.tts-primary-btn:disabled,.tts-login:disabled{opacity:.65;cursor:default}.tts-menu{border:1px solid var(--tts-line);cursor:pointer;background:#fff;border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;display:none}.tts-session,.tts-session>div{align-items:center;display:flex}.tts-session button,.tts-session [role=button]{border-radius:999px}.tts-session button{min-height:40px;padding:0 18px;box-shadow:0 8px 20px #7c6cf047;background:linear-gradient(120deg,#8b7bff,var(--tts-accent-strong))!important;color:#fff!important;border:0!important}@media (max-width:960px){.tts-nav-links{border:1px solid var(--tts-line);box-shadow:var(--tts-shadow);background:#fff;border-radius:14px;flex-direction:column;align-items:stretch;padding:10px;display:none;position:absolute;top:62px;left:0;right:0}.tts-nav-links.is-open{display:flex}.tts-menu{display:inline-flex}}@media (max-width:680px){.tts-nav{gap:12px}.tts-header-actions .tts-login{display:none}.tts-hero{padding-top:32px}}.tts-hero{text-align:center;width:min(100% - 40px,1400px);margin:0 auto;padding:46px 0 18px}.tts-eyebrow{border:1px solid var(--tts-accent-line);background:var(--tts-accent-soft);color:var(--tts-accent-strong);letter-spacing:.08em;text-transform:uppercase;border-radius:999px;align-items:center;gap:8px;padding:6px 14px;font-size:12px;font-weight:700;display:inline-flex}.tts-hero h1{letter-spacing:-.03em;max-width:860px;margin:18px auto 0;font-size:clamp(34px,5vw,54px);line-height:1.08}.tts-hero-lead{color:#55525f;max-width:720px;margin:18px auto 0;font-size:17px;line-height:1.65}.tts-hero-meta{color:var(--tts-muted);flex-wrap:wrap;justify-content:center;gap:8px 18px;margin-top:16px;font-size:13px;display:flex}.tts-hero-meta span{align-items:center;gap:6px;display:inline-flex}.tts-hero-media{border:1px solid var(--tts-line);width:min(100% - 40px,1400px);box-shadow:var(--tts-shadow);border-radius:20px;margin:26px auto 0;overflow:hidden}.tts-hero-media img{width:100%;display:block}.tts-workspace{border:1px solid var(--tts-line);background:var(--tts-panel);width:min(100% - 40px,1400px);box-shadow:var(--tts-shadow);text-align:left;border-radius:20px;grid-template-columns:216px minmax(0,1fr) 304px;margin:26px auto 0;scroll-margin-top:84px;display:grid;overflow:hidden}.tts-sidebar{border-right:1px solid var(--tts-line);background:#fcfcfe;flex-direction:column;gap:6px;padding:18px 12px 16px;display:flex}.tts-side-group{letter-spacing:.14em;text-transform:uppercase;color:#a3a0b1;margin-top:14px;padding:0 10px 6px;font-size:11px;font-weight:700}.tts-side-link{color:#45424f;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:10px;align-items:center;gap:10px;padding:9px 10px;font-size:14px;display:flex}.tts-side-link:hover{background:var(--tts-soft);color:var(--tts-text)}.tts-side-link.is-active{background:var(--tts-accent-soft);color:var(--tts-accent-strong);font-weight:600}.tts-side-badge{background:var(--tts-accent-soft);color:var(--tts-accent-strong);border-radius:6px;margin-left:auto;padding:2px 6px;font-size:10px;font-weight:700}.tts-side-foot{gap:8px;margin-top:auto;padding-top:16px;display:grid}.tts-side-foot .tts-primary-btn{border-radius:12px;width:100%}.tts-side-note{color:var(--tts-muted);padding:0 4px;font-size:11px;line-height:1.55}.tts-main{flex-direction:column;min-height:640px;padding:20px 22px 16px;display:flex}.tts-main-head{align-items:center;gap:16px;display:flex}.tts-main-title{letter-spacing:-.02em;margin:0;font-size:22px}.tts-model{border:1px solid var(--tts-line);color:var(--tts-muted);background:#fff;border-radius:12px;align-items:center;gap:10px;margin-left:auto;padding:8px 12px;font-size:13px;display:inline-flex}.tts-model select{color:var(--tts-text);background:0 0;border:0;outline:none;font-weight:600}.tts-model-tag{color:#0b8f57;letter-spacing:.06em;text-transform:uppercase;background:#e9f9f1;border-radius:6px;padding:2px 7px;font-size:10px;font-weight:700}.tts-composer{border:1px solid var(--tts-line);border-radius:var(--tts-radius);background:#fff;flex-direction:column;flex:1;margin-top:16px;display:flex}.tts-prompt{border-radius:var(--tts-radius)var(--tts-radius)0 0;resize:vertical;background:0 0;border:0;outline:none;flex:1;min-height:340px;padding:18px 18px 8px;font-size:16px;line-height:1.6}.tts-prompt::placeholder{color:#b4b1c1}.tts-prompt-hint{color:#b4b1c1;margin:0;padding:0 18px 14px;font-size:13px}.tts-prompt-hint strong{color:var(--tts-accent-strong);font-weight:600}.tts-toolbar{border-top:1px solid var(--tts-line);flex-wrap:wrap;align-items:center;gap:8px;padding:12px 14px;display:flex}.tts-chip{border:1px solid var(--tts-line);color:#55525f;cursor:pointer;background:#fff;border-radius:10px;align-items:center;gap:6px;padding:7px 11px;font-size:13px;display:inline-flex}.tts-chip:hover{border-color:var(--tts-accent-line);color:var(--tts-accent-strong)}.tts-chip.is-accent{border-color:var(--tts-accent-line);background:var(--tts-accent-soft);color:var(--tts-accent-strong);font-weight:600}.tts-toolbar-spacer{flex:1}.tts-toggle{color:#55525f;cursor:pointer;align-items:center;gap:8px;font-size:13px;display:inline-flex}.tts-toggle input{appearance:none;cursor:pointer;background:#e2e0ec;border-radius:999px;width:34px;height:20px;transition:background .15s;position:relative}.tts-toggle input:after{content:"";background:#fff;border-radius:50%;width:16px;height:16px;transition:transform .15s;position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #0003}.tts-toggle input:checked{background:var(--tts-accent)}.tts-toggle input:checked:after{transform:translate(14px)}.tts-count{color:#a3a0b1;font-size:12px}.tts-footer-bar{border-top:1px solid var(--tts-line);border-radius:0 0 var(--tts-radius)var(--tts-radius);background:#fdfdff;flex-wrap:wrap;align-items:center;gap:10px;padding:12px 14px;display:flex}.tts-lang{border:1px solid var(--tts-line);color:#55525f;background:#fff;border-radius:10px;align-items:center;gap:8px;padding:8px 10px;font-size:13px;display:inline-flex}.tts-lang select{background:0 0;border:0;outline:none;font-weight:600}.tts-icon-btn{border:1px solid var(--tts-line);color:#55525f;cursor:pointer;background:#fff;border-radius:10px;justify-content:center;align-items:center;width:36px;height:36px;display:inline-flex}.tts-credit{color:#55525f;margin-left:auto;font-size:13px}.tts-generate{color:#fff;background:linear-gradient(120deg,#8b7bff,var(--tts-accent-strong));cursor:pointer;border:0;border-radius:12px;align-items:center;gap:8px;padding:11px 22px;font-size:14px;font-weight:600;display:inline-flex;box-shadow:0 8px 20px #7c6cf04d}.tts-generate:hover{filter:brightness(1.04)}.tts-generate:disabled{opacity:.7;cursor:default}.tts-aside{border-left:1px solid var(--tts-line);background:#fcfcfe;flex-direction:column;padding:18px 16px;display:flex}.tts-aside-tabs{border-bottom:1px solid var(--tts-line);gap:18px;display:flex}.tts-tab{color:#8f8c9c;cursor:pointer;background:0 0;border:0;padding:6px 2px 12px;font-size:15px;font-weight:600;position:relative}.tts-tab.is-active{color:var(--tts-text)}.tts-tab.is-active:after{content:"";background:var(--tts-accent);border-radius:2px;height:2px;position:absolute;bottom:-1px;left:0;right:0}.tts-settings{flex-direction:column;gap:14px;padding-top:16px;display:flex}.tts-setting-head{justify-content:space-between;align-items:center;font-size:14px;font-weight:700;display:flex}.tts-setting-reset{color:#8f8c9c;cursor:pointer;background:0 0;border:0;align-items:center;gap:6px;font-size:12px;display:inline-flex}.tts-voice{border:1px solid var(--tts-line);background:#fff;border-radius:14px;align-items:center;gap:12px;padding:12px;display:flex}.tts-voice-avatar{object-fit:cover;background:linear-gradient(135deg,#ffd9a0,#b39cff);border-radius:12px;width:46px;height:46px}.tts-voice-meta{min-width:0}.tts-voice-meta strong{white-space:nowrap;text-overflow:ellipsis;font-size:13px;display:block;overflow:hidden}.tts-voice-meta small{color:var(--tts-muted);font-size:12px}.tts-voice-actions{gap:4px;margin-left:auto;display:flex}.tts-voice-actions button{color:#a3a0b1;cursor:pointer;background:0 0;border:0;border-radius:8px;justify-content:center;align-items:center;width:28px;height:28px;display:inline-flex}.tts-voice-actions button:hover{background:var(--tts-soft);color:var(--tts-accent-strong)}.tts-voice-modifier{border:0;border-top:1px solid var(--tts-line);border-bottom:1px solid var(--tts-line);cursor:pointer;background:0 0;justify-content:space-between;align-items:center;padding:12px 2px;font-size:14px;font-weight:600;display:flex}.tts-voice-modifier span{align-items:center;gap:8px;display:inline-flex}.tts-voice-modifier em{background:var(--tts-accent-soft);color:var(--tts-accent-strong);border-radius:999px;margin-left:8px;padding:2px 8px;font-size:10px;font-style:normal;font-weight:700}.tts-range-row{justify-content:space-between;align-items:center;gap:10px;display:flex}.tts-range-row 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14px;font-size:13px;line-height:1.6}.tts-history-item{border:1px solid var(--tts-line);background:#fff;border-radius:12px;padding:12px}.tts-history-item header{color:var(--tts-accent-strong);align-items:center;gap:8px;font-size:12px;font-weight:700;display:flex}.tts-history-item p{color:#55525f;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:8px 0 0;font-size:12px;line-height:1.55;display:-webkit-box;overflow:hidden}.tts-history-item small{color:#a3a0b1;margin-top:8px;font-size:11px;display:block}.tts-status-dot{background:var(--tts-accent);border-radius:50%;width:8px;height:8px;animation:1.6s ease-in-out infinite tts-pulse;box-shadow:0 0 0 4px #7c6cf029}@keyframes tts-pulse{0%,to{opacity:1}50%{opacity:.35}}.tts-spin{animation:.9s linear infinite tts-spin}@keyframes tts-spin{to{transform:rotate(360deg)}}.tts-queue-note{color:var(--tts-muted);margin:0;font-size:12px;line-height:1.6}.tts-section{padding:74px 0}.tts-section-alt{background:var(--tts-page);border-top:1px solid var(--tts-line);border-bottom:1px solid var(--tts-line)}.tts-section-inner{width:min(100% - 40px,1120px);margin:0 auto}.tts-section-title{letter-spacing:-.025em;max-width:780px;margin:0;font-size:clamp(26px,3.4vw,38px);line-height:1.16}.tts-section-lead{color:#55525f;max-width:700px;margin:14px 0 0;font-size:16px;line-height:1.7}.tts-usecases{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:34px;display:grid}.tts-usecase{border:1px solid var(--tts-line);border-radius:var(--tts-radius);background:#fff;flex-direction:column;display:flex;overflow:hidden}.tts-usecase img{object-fit:cover;width:100%;height:170px}.tts-usecase div{padding:18px}.tts-usecase h3{margin:0;font-size:17px}.tts-usecase p{color:#55525f;margin:10px 0 0;font-size:14px;line-height:1.65}.tts-why-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:34px;display:grid}.tts-why-card{border:1px solid var(--tts-line);border-radius:var(--tts-radius);background:#fff;padding:22px}.tts-why-card h3{margin:0;font-size:17px}.tts-why-card p{color:#55525f;margin:10px 0 0;font-size:14px;line-height:1.7}.tts-voices{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:34px;display:grid}.tts-voice-tile{border:1px solid var(--tts-line);border-radius:var(--tts-radius);text-align:center;background:#fff;padding:18px}.tts-voice-tile img{object-fit:cover;border-radius:20px;width:72px;height:72px}.tts-voice-tile h3{margin:14px 0 0;font-size:15px}.tts-voice-tile p{color:var(--tts-muted);margin:6px 0 0;font-size:13px;line-height:1.55}.tts-steps{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:34px;display:grid}.tts-step{border:1px solid var(--tts-line);border-radius:var(--tts-radius);background:#fff;padding:22px}.tts-step-index{background:var(--tts-accent-soft);color:var(--tts-accent-strong);border-radius:999px;padding:3px 10px;font-size:12px;font-weight:700;display:inline-flex}.tts-step h3{margin:14px 0 0;font-size:16px}.tts-step p{color:#55525f;margin:9px 0 0;font-size:14px;line-height:1.65}.tts-section-action{margin-top:30px}.tts-faq{gap:12px;margin-top:34px;display:grid}.tts-faq-item{border:1px solid var(--tts-line);background:#fff;border-radius:14px;padding:20px 22px}.tts-faq-item h3{gap:12px;margin:0;font-size:16px;display:flex}.tts-faq-item h3 span{color:var(--tts-accent);font-weight:800}.tts-faq-item p{color:#55525f;margin:10px 0 0 30px;font-size:14px;line-height:1.7}.tts-cta{border-top:1px solid var(--tts-line);background:linear-gradient(160deg,#f5f2ff,#fff 62%);padding:80px 0}.tts-cta-inner{border:1px solid var(--tts-accent-line);width:min(100% - 40px,760px);box-shadow:var(--tts-shadow);text-align:center;background:#fff;border-radius:24px;margin:0 auto;padding:44px 36px}.tts-cta-inner h2{letter-spacing:-.02em;margin:16px 0 0;font-size:clamp(24px,3vw,34px)}.tts-cta-inner p{color:#55525f;max-width:560px;margin:14px auto 0;font-size:15px;line-height:1.7}.tts-cta-actions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:24px;display:flex}.tts-cta-note{color:var(--tts-muted);align-items:center;gap:8px;margin-top:18px;font-size:13px;display:inline-flex}.tts-announce{z-index:80;border:1px solid var(--tts-accent-line);background:#fff;border-radius:18px;width:min(360px,100vw - 44px);padding:18px;position:fixed;bottom:22px;right:22px;box-shadow:0 20px 60px #2620542e}.tts-announce-close{color:#a3a0b1;cursor:pointer;background:0 0;border:0;border-radius:8px;justify-content:center;align-items:center;width:28px;height:28px;display:inline-flex;position:absolute;top:10px;right:10px}.tts-announce-close:hover{background:var(--tts-soft);color:var(--tts-text)}.tts-announce span{background:var(--tts-accent-soft);color:var(--tts-accent-strong);letter-spacing:.08em;text-transform:uppercase;border-radius:999px;padding:3px 10px;font-size:11px;font-weight:700;display:inline-flex}.tts-announce h3{margin:12px 0 0;font-size:16px}.tts-announce p{color:#55525f;margin:8px 0 0;font-size:13px;line-height:1.6}.tts-announce-actions{gap:10px;margin-top:14px;display:flex}.tts-announce-actions button{flex:1}.tts-footer{border-top:1px solid var(--tts-line);background:#fcfcfe}.tts-footer-grid{grid-template-columns:1.6fr repeat(3,1fr);gap:28px;width:min(100% - 40px,1400px);margin:0 auto;padding:52px 0 40px;display:grid}.tts-footer-grid h3{letter-spacing:.1em;text-transform:uppercase;color:#a3a0b1;margin:0 0 14px;font-size:13px;font-weight:700}.tts-footer-grid a{color:#55525f;margin-bottom:9px;font-size:14px;display:block}.tts-footer-grid a:hover{color:var(--tts-accent-strong)}.tts-footer-grid p{color:#8f8c9c;margin:14px 0 0;font-size:13px;line-height:1.65}.tts-disclaimer{max-width:420px}.tts-sign-dialog{border:1px solid var(--tts-line)!important;color:var(--tts-text)!important;background:#fff!important;border-radius:18px!important}.tts-sign-dialog p{color:var(--tts-muted)!important}.tts-sign-dialog button{min-height:44px;border-color:var(--tts-accent-line)!important;background:linear-gradient(120deg,#8b7bff,var(--tts-accent-strong))!important;color:#fff!important;border-radius:12px!important}@media (max-width:1180px){.tts-workspace{grid-template-columns:200px minmax(0,1fr)}.tts-aside{border-left:0;border-top:1px solid var(--tts-line);grid-column:1/-1}.tts-usecases,.tts-why-grid,.tts-steps,.tts-voices{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:820px){.tts-workspace{grid-template-columns:minmax(0,1fr)}.tts-sidebar{display:none}.tts-main{min-height:0}.tts-usecases,.tts-why-grid,.tts-steps,.tts-voices{grid-template-columns:minmax(0,1fr)}.tts-footer-grid{grid-template-columns:1fr}.tts-section{padding:54px 0}}