.asst-main{padding-top:clamp(36px,6vw,72px);padding-bottom:clamp(60px,8vw,110px)}
.asst-intro{max-width:680px;margin-bottom:clamp(32px,5vw,48px)}
.eyebrow.accent{color:var(--accent-text)}
.asst-intro h1{font-size:clamp(34px,4.6vw,56px);font-weight:800;line-height:1.04;letter-spacing:-.04em;margin:14px 0 16px}
.asst-intro .lede{font-size:16px;line-height:1.6;color:var(--muted);margin:0;max-width:60ch}

.workspace{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:20px;align-items:start}

/* ---------- Chat card ---------- */
.chat-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;height:min(680px,calc(100vh - 260px));min-height:480px;overflow:hidden}
.chat-head{height:60px;padding:0 22px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);flex:none}
.chat-head-title{display:flex;align-items:center;gap:12px;font-size:14px}
.mode{font-size:11px;font-weight:500;color:var(--muted);background:var(--paper-2);border:1px solid var(--line);border-radius:999px;padding:4px 10px}
.subtle{border:0;background:transparent;color:var(--muted);font-size:12px;padding:0}
.subtle:hover{text-decoration:underline}

.messages{flex:1;overflow-y:auto;padding:24px 26px}
.welcome{text-align:center;max-width:440px;margin:48px auto 0}
.welcome .daisy{width:38px;height:38px;color:var(--accent);margin:0 auto}
.welcome h2{font-size:23px;font-weight:700;letter-spacing:-.02em;margin:16px 0 6px}
.welcome p{color:var(--faint);font-size:13px;margin:0}
.suggestions{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:22px}
.suggestions button{border:1px solid var(--line-strong);background:#fff;border-radius:10px;padding:9px 12px;color:var(--ink-2);font-size:12px;font-weight:500}
.suggestions button:hover{background:var(--paper-2)}

.message{max-width:88%;margin-bottom:18px;line-height:1.6;font-size:14px}
.message.user{margin-left:auto;background:var(--ink);color:var(--paper);padding:13px 16px;border-radius:14px 14px 3px 14px}
.message.assistant{background:#fff;border:1px solid var(--line);padding:15px 17px;border-radius:3px 14px 14px 14px}
.message.assistant.no-evidence{background:var(--accent-soft);border-color:rgba(217,82,64,.35)}
.message.assistant.pending{color:var(--faint);font-style:italic}
.message-label{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:7px}
.message.user .message-label{color:rgba(231,236,223,.7)}
.message-text .answer-p{margin:0 0 10px}
.message-text .answer-p:last-child{margin-bottom:0}
.cite{display:inline-block;font-size:11px;font-weight:600;color:var(--accent-text);background:var(--accent-soft);border-radius:6px;padding:1px 6px;margin:0 2px;white-space:nowrap}

.answer-sources{margin-top:14px;padding-top:12px;border-top:1px solid var(--line);display:grid;gap:10px}
.sources-label{margin:0;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--faint)}
.source-row{display:grid;gap:2px}
.source-title{font-size:13px;font-weight:600;text-decoration:none;color:var(--ink-2)}
a.source-title:hover{text-decoration:underline}
.source-meta{font-size:11px;color:var(--faint)}

.composer{border-top:1px solid var(--line);padding:14px 20px 16px;flex:none}
.composer textarea{display:block;width:100%;border:0;outline:none;resize:none;background:transparent;color:var(--ink);font-size:14px;line-height:1.5;min-height:44px}
.composer textarea::placeholder{color:var(--faint)}
.compose-bottom{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:8px}
.compose-bottom .hint{font-size:11px;color:var(--faint)}

/* ---------- Side panel ---------- */
.side-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.side-section{padding-bottom:20px;margin-bottom:20px;border-bottom:1px solid var(--line)}
.side-section:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.side-panel select,.side-panel input{width:100%;height:40px;border:1px solid var(--line-strong);border-radius:8px;background:#fff;color:var(--ink);padding:0 10px;font-size:13px;margin-top:8px}
.side-panel label{display:block;font-size:13px;font-weight:600}
.side-panel .note{font-size:12px;line-height:1.55;color:var(--muted);margin:8px 0 0}

@media(max-width:900px){
  .workspace{grid-template-columns:1fr}
  .chat-card{height:600px}
  .side-panel{order:2}
}
@media(max-width:520px){
  .chat-card{height:72vh;min-height:460px}
  .messages{padding:18px 16px}
  .message{max-width:96%}
  .compose-bottom .hint{display:none}
}