:root{--bg:#f6f3ee;--ink:#2b2a28;--muted:#777;--carl:#fff;--me:#e7e0d3;--accent:#5b4a3a}
@media(prefers-color-scheme:dark){:root{--bg:#1d1b19;--ink:#ece8e1;--muted:#9a948b;--carl:#2a2724;--me:#3b352e;--accent:#c9b79c}}
*{box-sizing:border-box}body{margin:0;font:17px/1.5 Georgia,serif;background:var(--bg);color:var(--ink);display:flex;flex-direction:column;min-height:100vh}
header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid #0002}
.brand{font-weight:bold;text-decoration:none;color:var(--ink);font-size:20px}nav a{margin-left:14px;color:var(--muted);text-decoration:none;font-size:15px}
main{flex:1;display:flex;flex-direction:column;max-width:760px;width:100%;margin:0 auto;padding:16px}
.thread{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:12px;padding-bottom:12px;max-height:70vh}
.msg{padding:12px 16px;border-radius:14px;max-width:85%;white-space:pre-wrap}
.msg.carl{background:var(--carl);align-self:flex-start;box-shadow:0 1px 2px #0001}.msg.me{background:var(--me);align-self:flex-end}
.msg.typing{color:var(--muted)}.disclosure{border-left:3px solid var(--accent)}
.composer{display:flex;gap:8px;margin-top:8px}textarea,input{font:inherit;padding:10px;border:1px solid #0003;border-radius:10px;background:var(--carl);color:var(--ink);width:100%}
button{font:inherit;padding:10px 18px;border:0;border-radius:10px;background:var(--accent);color:#fff;cursor:pointer}button:disabled{opacity:.5}
.ghost{background:transparent;color:var(--muted);border:1px solid #0003}.endrow{margin-top:8px;text-align:right}
.card{background:var(--carl);padding:24px;border-radius:16px;box-shadow:0 1px 3px #0001}.card h1{margin-top:0}
label{display:block;margin:12px 0}.check{display:flex;gap:8px;align-items:center}.check input{width:auto}
.muted{color:var(--muted);font-size:15px}.error{color:#b33}.notice{background:var(--me);padding:12px;border-radius:10px}
.note{padding:10px 0;border-top:1px solid #0001}.person{margin-top:24px}.inline{display:flex;gap:8px}code{font-size:14px;word-break:break-all}