:root{--bg:#f4f7f7;--paper:#fff;--ink:#172b2a;--muted:#647573;--line:#dde6e3;--accent:#0f766e;--strong:#0a5e57;--soft:#e9f4ef;--error:#a13d30;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;line-height:1.65}h1,h2,h3,p{margin:0}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.6}button,a{touch-action:manipulation}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #77ada5;outline-offset:4px}[hidden]{display:none!important}.container{width:min(1040px,calc(100% - 48px));margin:auto}.site-header{background:var(--paper);border-bottom:1px solid var(--line)}.header-inner{width:min(1160px,calc(100% - 48px));min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px;margin:auto}.brand{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:650;color:var(--ink);white-space:nowrap}.brand:hover{text-decoration:none}.brand-mark{display:grid;place-items:center;background:var(--accent);color:#fff;width:35px;height:35px;border-radius:9px;font-size:19px}.site-header nav{display:flex;align-items:center;gap:28px;font-size:14px}.site-header nav a{color:var(--muted);padding:12px 0}.site-header nav [aria-current]{color:var(--strong);box-shadow:inset 0 -2px var(--accent);font-weight:600}.hero{padding:49px 0 29px}.eyebrow{font-size:12px;font-weight:650;color:var(--accent);letter-spacing:.08em;margin-bottom:10px}h1{font-size:clamp(29px,4.1vw,40px);line-height:1.3;letter-spacing:-.045em;font-weight:680}.lead{font-size:16px;color:var(--muted);margin-top:13px}.workspace-grid{display:grid;grid-template-columns:minmax(0,1fr) 268px;gap:44px;align-items:start}.workspace{background:var(--paper);border:1px solid var(--line);border-radius:15px;padding:30px;box-shadow:0 10px 35px #173c3010}.workspace-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:25px}h2{font-size:18px;font-weight:650;letter-spacing:-.02em}.availability{color:var(--muted);font-size:12px;display:flex;align-items:center;gap:7px}.availability:before{content:"";width:6px;height:6px;background:#8a9694;border-radius:50%;flex-shrink:0}.availability[data-ready="true"]{color:var(--accent)}.availability[data-ready="true"]:before{background:var(--accent)}label{display:block;font-size:14px;font-weight:550;margin-bottom:9px}textarea{display:block;width:100%;min-height:114px;resize:vertical;border:1px solid #cbd8d3;border-radius:9px;padding:14px 16px;font-size:15px;color:var(--ink);background:#fcfdfc;line-height:1.7;overflow-wrap:anywhere;transition:border-color .16s}textarea::placeholder{color:#97a49f}textarea:focus{border-color:var(--accent)}.input-tools{display:flex;align-items:center;gap:12px;margin:4px 0 18px}.input-tools>span{flex:1;font-size:12px;color:var(--muted)}.text-button{border:0;background:transparent;color:var(--accent);font-size:13px;padding:10px 0;min-height:44px;white-space:nowrap}.text-button:hover{color:var(--strong);text-decoration:underline}.consent{display:flex;align-items:flex-start;gap:9px;font-size:13px;font-weight:400;color:#526760;margin-bottom:18px;cursor:pointer;min-height:32px}.consent input{accent-color:var(--accent);width:16px;height:16px;flex-shrink:0;margin:3px 0 0}.primary,.download{display:flex;justify-content:space-between;align-items:center;background:var(--accent);color:#fff;border:0;border-radius:9px;min-height:50px;padding:12px 19px;font-size:15px;font-weight:600;width:100%;transition:background .15s,transform .15s}.primary:hover,.download:hover{background:var(--strong);text-decoration:none}.primary:active,.download:active{transform:translateY(1px)}.primary>span:last-child,.download>span{font-size:19px;font-weight:400}.form-note{font-size:12px;color:var(--muted);line-height:1.7;margin-top:12px}.error{background:#fff4ee;border:1px solid #f0d9cc;border-radius:8px;padding:12px 14px;color:var(--error);font-size:13px;margin:12px 0;overflow-wrap:anywhere}.usage{padding-top:22px}.usage>h2{font-size:14px}.steps{padding:0;margin:23px 0 31px;list-style:none;display:grid;gap:23px}.steps li{display:flex;gap:14px}.steps li>span{font-size:11px;color:#7a928b;padding-top:4px;font-variant-numeric:tabular-nums;font-weight:600}.steps h3{font-size:14px;font-weight:600}.steps p{font-size:13px;color:var(--muted);margin-top:4px;line-height:1.8}.retention-note{border-top:1px solid var(--line);padding-top:22px}.retention-note strong{font-size:14px;font-weight:600}.retention-note p{font-size:13px;color:var(--muted);margin:9px 0 11px;line-height:1.8}.retention-note a{font-size:12px}.progress-panel,.result-panel{border-top:1px solid var(--line);padding-top:25px;margin-top:25px}.progress-heading,.result-heading{display:flex;justify-content:space-between;align-items:center;gap:16px}.progress-heading strong{font-size:15px;font-weight:600}.progress-track{height:5px;background:var(--soft);border-radius:4px;overflow:hidden;margin:10px 0 13px}.progress-track span{display:block;width:35%;height:100%;border-radius:4px;background:var(--accent);animation:progress 1.9s ease-in-out infinite}.progress-panel p{font-size:13px;color:var(--muted)}@keyframes progress{0%{transform:translateX(-100%)}100%{transform:translateX(290%)}}.success-label{font-size:12px;color:var(--strong);font-weight:600}.expiry{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}.result-panel h3{font-size:17px;line-height:1.6;overflow-wrap:anywhere;margin:10px 0 15px}.player-wrap{background:#132824;border-radius:9px;overflow:hidden;text-align:center;line-height:0}.player-wrap video{width:100%;max-height:390px;min-height:180px;object-fit:contain}.result-meta{font-size:12px;color:var(--muted);margin:12px 0 16px;font-variant-numeric:tabular-nums}.history{margin-top:43px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:15px}.section-heading p{font-size:12px;color:var(--muted);margin-top:5px}.history-empty{font-size:13px;color:var(--muted);padding:25px 0;border-bottom:1px solid var(--line)}.history-list{padding:0;margin:15px 0 0;list-style:none}.history-list li{border-bottom:1px solid var(--line)}.history-item{display:flex;align-items:center;gap:15px;width:100%;min-height:69px;padding:13px 0;border:0;background:transparent;text-align:left;color:var(--ink)}.history-item:hover .history-title{color:var(--accent)}.history-item>span:first-child{flex:1;min-width:0}.history-title{display:block;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%;font-weight:500}.history-date{display:block;font-size:12px;color:var(--muted);margin-top:3px}.history-state{font-size:12px;color:var(--accent);white-space:nowrap}.faq{padding:38px 0 46px}.faq>h2{margin-bottom:20px}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:42px}.faq h3{font-size:14px;font-weight:600;margin-bottom:8px}.faq p{font-size:13px;color:var(--muted);line-height:1.9;max-width:61ch}.site-footer{border-top:1px solid var(--line);padding:24px 0 31px;background:#eef3f0;color:var(--muted);font-size:12px}.site-footer>.container{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:center}.site-footer nav{display:flex;gap:13px 24px;flex-wrap:wrap}.site-footer p{width:100%;font-size:11px;color:#81928b}.skip-link{position:absolute;top:-70px;left:16px;z-index:3;background:#fff;padding:12px}.skip-link:focus{top:12px}.document{max-width:760px;padding-top:48px;padding-bottom:64px}.document h1{font-size:32px}.document .updated{font-size:13px;color:var(--muted);margin-top:14px}.document section{margin-top:32px}.document h2{margin-bottom:12px}.document section p{font-size:14px;line-height:1.95;color:#526760;margin-top:12px}.back-link{display:inline-block;margin-top:36px;padding:12px 0}
@media(max-width:820px){.workspace-grid{grid-template-columns:minmax(0,1fr) 220px;gap:24px}.workspace{padding:24px}.site-header nav{gap:21px}}
@media(max-width:660px){.container,.header-inner{width:calc(100% - 32px)}.header-inner{min-height:68px;gap:16px}.brand{font-size:16px;gap:8px}.brand-mark{width:29px;height:29px;font-size:16px}.site-header nav{gap:15px;font-size:12px}.site-header nav [aria-current]{display:none}.hero{padding:31px 0 23px}.lead{font-size:14px;line-height:1.8;margin-top:10px}.workspace-grid{grid-template-columns:minmax(0,1fr);gap:24px}.workspace{padding:22px 20px;border-radius:12px}.workspace-heading{margin-bottom:21px;gap:8px}.availability{font-size:11px}.input-tools{gap:12px;flex-wrap:wrap}.input-tools>span{flex-basis:100%;margin-top:5px}.input-tools .text-button{padding-top:0;padding-bottom:0;min-height:32px}.consent{font-size:12px}.usage{padding:0 4px}.steps{gap:17px;margin:17px 0 22px}.steps li{gap:15px}.retention-note{padding-top:18px}.retention-note p{margin:7px 0}.history{margin-top:32px}.history .section-heading{align-items:flex-start}.section-heading p{max-width:25ch}.history-item{gap:10px}.faq{padding-top:31px;padding-bottom:32px}.faq-grid{grid-template-columns:1fr;gap:24px}.expiry{font-size:11px}.player-wrap video{max-height:340px}.site-footer>.container{gap:10px 20px}.site-footer nav{gap:8px 18px}.document{padding-top:31px}.document h1{font-size:27px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}.progress-track span{width:100%;opacity:.5}}