:root{--navy:#142b36;--ink:#20383e;--muted:#788783;--orange:#bc6d40;--line:#e1e5df;font-family:Inter,"Microsoft YaHei","PingFang SC",sans-serif;color:var(--ink);background:#f5f6f1}*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}button:focus-visible,a:focus-visible{outline:3px solid #dc9968;outline-offset:3px}[hidden]{display:none!important}.sidebar{position:fixed;inset:0 auto 0 0;width:224px;background:var(--navy);color:#dfe8e5;padding:36px 24px;display:flex;flex-direction:column}.brand{font-size:25px;text-decoration:none;color:inherit;letter-spacing:3px;font-weight:700}.brand span{color:#e8b989}.brand small{display:block;font-size:10px;letter-spacing:4px;margin-top:12px;font-weight:400;color:#9eafb0}.side-label{font-size:10px;letter-spacing:3px;color:#90a4a7;margin:65px 10px 20px}nav{display:grid;gap:9px}nav button{background:none;border:0;color:#bfd0ce;padding:16px 13px;border-radius:8px;text-align:left;font-size:14px}nav button span{font-size:10px;margin-right:15px;color:#829c9f}nav button:hover{background:#25444c}nav button.active{background:#e8b989;color:#21343b;font-weight:700}nav button.active span{color:#846547}.side-bottom{margin-top:auto;font-size:12px;color:#b6c8c5;line-height:2}.side-bottom small{font-size:10px;color:#8ca3a4}.side-bottom button{display:block;background:none;border:0;color:#e8b989;margin-top:25px;padding:0;font-size:12px}main{margin-left:224px;padding:0 40px;max-width:1800px}.topbar{height:76px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:11px;color:#6f837a;gap:10px}#connection{background:#e9ede3;padding:6px 11px;border-radius:20px}#connection.offline{background:#f5e5d3;color:#9d603a}.heading{display:flex;align-items:center;justify-content:space-between;padding:35px 0 28px;gap:15px}.eyebrow{font-size:10px;letter-spacing:3px;color:var(--orange);font-weight:700;margin:0 0 12px}h1{font-size:clamp(25px,2.5vw,38px);margin:0 0 12px;font-weight:600;letter-spacing:-1px}h1 em{font-style:normal;color:var(--orange)}.heading p:last-child{font-size:12px;color:var(--muted);margin:0}.quiet{background:transparent;border:1px solid #d7dfd6;border-radius:7px;padding:9px 12px;color:#687d70;font-size:12px}.workspace{display:grid;grid-template-columns:minmax(300px,.8fr) minmax(380px,1.4fr);gap:22px}.panel{background:white;border:1px solid var(--line);border-radius:14px;box-shadow:0 6px 24px #293b2b03}.material{padding:25px;min-width:0}.panel-title{display:flex;align-items:center;gap:13px;border-bottom:1px solid #edf0e8;padding-bottom:21px;margin-bottom:23px}.panel-title>span{background:#f4e9dc;color:var(--orange);padding:12px 10px;border-radius:9px;font:16px Georgia,serif}h2{font-size:17px;margin:0;font-weight:600}.panel-title p{font-size:11px;color:var(--muted);margin:6px 0 0}label{display:block;font-size:12px;color:#53675c;font-weight:600}input,textarea{width:100%;background:#fbfcf8;color:var(--ink);border:1px solid #dfe6da;border-radius:7px;padding:11px 12px;outline:none;font-size:13px;line-height:1.7;resize:vertical;margin-top:8px}input:focus,textarea:focus{border-color:#bd9d78;box-shadow:0 0 0 3px #e8ba851a}::placeholder{color:#a3afa5;font-size:12px}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:24px}.label-row{display:flex;align-items:center;justify-content:space-between;gap:5px;flex-wrap:wrap}.demo-btn{background:#fbf3e8;border:1px solid #d8b98a;border-radius:7px;padding:7px 12px;color:#8e6c47;font-size:12px;font-weight:700;white-space:nowrap}.demo-btn:hover{background:#f6e8d2;border-color:#c9a061}
.text-btn{background:none;border:0;color:#8e6c47;font-size:11px;padding:5px 6px}.text-btn:hover{background:#f5eee5;border-radius:5px}.field-note{display:flex;justify-content:space-between;gap:8px;font-size:10px;color:#97a094;margin-top:6px}.context-note{background:#f7f5ef;border-left:2px solid #dbbc91;padding:10px 12px;margin:22px 0 16px;font-size:11px;color:#7f7c6a;line-height:1.8}.primary{background:var(--navy);color:white;border:0;border-radius:7px;padding:11px 21px;font-size:12px}.primary:hover{background:#31545c}.wide{width:100%;text-align:left}.privacy{font-size:10px;color:#939c91;line-height:1.9;margin:16px 0 0}.conversation{display:flex;flex-direction:column;min-height:630px;height:min(760px,calc(100vh - 260px));overflow:hidden}.chat-toolbar{height:65px;border-bottom:1px solid #e9eee5;display:flex;justify-content:space-between;align-items:center;padding:0 22px;gap:7px}.chat-toolbar h2{font-size:13px}.chat-toolbar small{color:#9fa99d;font-size:9px;border:1px solid #e6ebe0;border-radius:4px;padding:2px 5px;margin-left:6px;font-weight:400}.msgs{flex:1;overflow:auto;min-height:0;padding:24px;scrollbar-width:thin;scrollbar-color:#d3dccc transparent}.welcome{text-align:center;padding:65px 0;color:var(--muted)}.welcome-mark{font:48px Georgia,serif;color:#bec9b9;margin-bottom:22px}.welcome-mark span{color:#cb9568}.welcome h3{font-size:20px;color:#405b50;font-weight:500}.welcome p{font-size:12px;line-height:2}.welcome-tags{display:flex;gap:8px;justify-content:center;margin-top:25px;flex-wrap:wrap}.welcome-tags span{font-size:10px;padding:6px 9px;border:1px solid #e8ecdf;border-radius:5px}.message{margin-bottom:25px;font-size:13px;line-height:1.9;overflow-wrap:anywhere}.message-label{font-size:10px;color:#929e90;letter-spacing:1px;margin-bottom:7px}.message.user .message-content{background:#f4eee4;padding:13px 16px;border-radius:10px 10px 2px 10px;white-space:pre-wrap;max-height:260px;overflow:auto}.message.ai .message-content{padding:0 3px}.message h2,.message h3,.message h4{margin:18px 0 8px;font-size:15px}.message p{margin:7px 0}.message ul,.message ol{padding-left:22px}.message blockquote{border-left:3px solid #d4ba96;margin:12px 0;padding-left:14px;color:#7f806b}.message code{background:#f0f2e9;padding:2px 5px;border-radius:4px}.message pre{overflow:auto;background:#f4f5ef;padding:14px;border-radius:6px;white-space:pre-wrap}.message table{border-collapse:collapse;font-size:11px;display:block;overflow:auto}.message td,.message th{border:1px solid #dce3d6;padding:7px;text-align:left}.message.error .message-content{color:#a55635}.pending{color:#9c855f}.composer{margin:0 20px;border:1px solid #dfe5d8;border-radius:9px;background:#fcfdf9}.composer textarea{border:0;background:transparent;resize:none;margin:0;max-height:160px;box-shadow:none}.composer-bottom{display:flex;align-items:center;justify-content:space-between;padding:0 10px 9px;gap:5px}.composer-bottom>span{font-size:10px;color:#9ba493}.composer-bottom .primary{padding:8px 16px}.chat-footnote{text-align:center;color:#a2aa9b;font-size:9px;margin:10px 0 14px}.status{margin:10px 20px 0;padding:10px 12px;border-radius:6px;background:#fbefdf;font-size:12px;color:#9b623b;line-height:1.7}footer{display:flex;justify-content:space-between;font-size:10px;color:#99a38f;padding:22px 0 25px;gap:12px}.source{margin-top:22px;padding:25px}.source p{font-size:13px;line-height:2;color:#53675c;margin:0 0 12px}.source p:last-child{margin-bottom:0}.source-note{background:#f7f5ef;border-left:2px solid #dbbc91;padding:10px 12px;font-size:11px;color:#7f7c6a;line-height:1.8}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}dialog{border:1px solid #dce3d6;border-radius:16px;padding:32px;max-width:620px;color:var(--ink);line-height:1.9}dialog::backdrop{background:#132b3680}dialog .quiet{float:right}dialog h3{font-size:15px}dialog p{font-size:13px;color:#6b7e71}.focused .sidebar,.focused .heading,.focused footer{display:none}.focused main{margin:0;padding:0 26px}.focused .topbar{height:55px}.focused .workspace{margin-top:20px}.focused .conversation{height:calc(100vh - 100px)}#planFields label{margin-top:16px}@media(max-width:1100px){.sidebar{width:180px;padding:30px 15px}.brand{font-size:20px}main{margin-left:180px;padding:0 22px}.workspace{grid-template-columns:minmax(270px,.85fr) minmax(320px,1.15fr);gap:15px}.material{padding:18px}}@media(max-width:800px){.sidebar{position:static;width:100%;padding:16px 20px}.brand small,.side-label,.side-bottom{display:none}nav{display:flex;overflow:auto;margin-top:16px;gap:5px}nav button{white-space:nowrap;padding:10px;font-size:12px}nav button span{margin-right:6px}main{margin:0;padding:0 16px}.topbar{height:52px;font-size:10px}.heading{padding:24px 0}.heading h1{font-size:27px}.heading p:last-child{line-height:1.8}.heading .quiet{white-space:nowrap}.workspace{grid-template-columns:1fr}.conversation{height:660px;min-height:550px}.material textarea{min-height:140px}footer{flex-wrap:wrap}.focused .material{display:none}.focused .conversation{height:calc(100dvh - 95px);min-height:0}}
/* Uploaded project logo, preserved at original aspect ratio. */
.brand{display:flex;align-items:center;gap:11px;letter-spacing:2px;font-size:21px}.brand>img{flex:none;border-radius:12px;object-fit:contain}.brand .brand-name{color:#dfe8e5}.brand small{letter-spacing:2px;margin-top:7px}@media(min-width:801px) and (max-width:1100px){.brand{gap:8px;font-size:17px}.brand>img{width:35px;height:35px}.brand small{font-size:9px}}@media(max-width:800px){.brand>img{width:34px;height:34px;border-radius:9px}.brand{font-size:20px}}

/* Adapted from supplied Remotion common.tsx Mark and fx.tsx Ripples.
   Animate individual strokes, not the uploaded bitmap or the surrounding UI. */
.welcome-mark .sound-logo{width:80px;height:80px;margin:0 auto;position:relative;isolation:isolate;animation:mark-arrive .8s cubic-bezier(.22,1,.36,1) both}
.sound-logo svg{display:block;overflow:visible;border-radius:22px;box-shadow:0 8px 24px #142b3617}
.sound-bar{transform-box:fill-box;transform-origin:center;animation:mark-wave 1.7s ease-in-out infinite;will-change:transform}
.sound-bar.bar-one{animation-duration:1.55s;animation-delay:-.15s}
.sound-bar.bar-two{animation-duration:1.8s;animation-delay:-.55s}
.sound-bar.bar-three{animation-duration:1.65s;animation-delay:-1.05s}
.sound-bar.bar-four{animation-duration:1.9s;animation-delay:-.75s}
.sound-dot{transform-box:fill-box;transform-origin:center;animation:mark-breathe 2.4s ease-in-out infinite}
.sound-ripple{fill:none;stroke:#f2a65a;stroke-width:1;transform-box:view-box;transform-origin:64px 64px;animation:mark-ripple 3.2s ease-out infinite;pointer-events:none}
.sound-ripple.ripple-two{animation-delay:-1.6s}
@keyframes mark-wave{0%,100%{transform:scaleY(.78)}35%{transform:scaleY(1.04)}68%{transform:scaleY(.6)}}
@keyframes mark-breathe{0%,100%{transform:scale(.96);filter:drop-shadow(0 0 0 #f2a65a00)}50%{transform:scale(1.06);filter:drop-shadow(0 0 5px #f2a65a60)}}
@keyframes mark-ripple{0%{transform:scale(1);opacity:.4}75%,100%{transform:scale(3.65);opacity:0}}
@keyframes mark-arrive{from{opacity:0;transform:translateY(7px) scale(.92)}to{opacity:1;transform:translateY(0) scale(1)}}
@media(prefers-reduced-motion:reduce){.welcome-mark .sound-logo,.sound-bar,.sound-dot,.sound-ripple{animation:none!important;will-change:auto}.sound-ripple{display:none}}