:root { --bg:#0d1117; --card:#161b22; --border:#2a3441; --text:#e6edf3; --muted:#8b98a5; --accent:#ffd600; --ok:#3fb950; --err:#f85149; }
* { box-sizing: border-box; }
body { margin:0; background:var(--bg); color:var(--text); font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif; }
.top { display:flex; justify-content:space-between; align-items:center; padding:14px 20px; border-bottom:1px solid var(--border); }
.brand { font-weight:800; letter-spacing:.5px; }
select { background:var(--card); color:var(--text); border:1px solid var(--border); border-radius:8px; padding:6px 8px; }
.wrap { max-width:560px; margin:0 auto; padding:16px; }
.card { background:var(--card); border:1px solid var(--border); border-radius:14px; padding:20px; margin-bottom:16px; }
h1 { font-size:24px; margin:0 0 8px; } h2 { font-size:20px; margin:0; } h3 { font-size:17px; margin:18px 0 10px; }
.muted { color:var(--muted); } .small { font-size:13px; }
label { display:block; margin:12px 0; } label span { display:block; font-size:13px; color:var(--muted); margin-bottom:5px; }
input { width:100%; padding:12px; border-radius:10px; border:1px solid var(--border); background:var(--bg); color:var(--text); font-size:16px; }
input:focus { outline:none; border-color:var(--accent); }
button, .button { display:inline-block; border:0; border-radius:10px; padding:12px 18px; font-size:16px; font-weight:700; cursor:pointer; text-decoration:none; text-align:center; }
.primary, .button { background:var(--accent); color:#111; width:100%; margin-top:6px; }
button:disabled { opacity:.5; }
.danger { background:transparent; color:var(--err); border:1px solid var(--err); padding:6px 12px; font-size:14px; }
.link { background:none; color:var(--accent); padding:4px; font-size:14px; }
.msg { min-height:20px; margin:10px 0 0; font-size:14px; } .msg.ok { color:var(--ok); } .msg.err { color:var(--err); }
.hidden { display:none !important; }
.row-between { display:flex; justify-content:space-between; align-items:center; }
.lists { list-style:none; padding:0; margin:12px 0; }
.lists li { display:flex; justify-content:space-between; align-items:center; gap:10px; padding:10px 12px; border:1px solid var(--border); border-radius:10px; margin-bottom:8px; }
.url { word-break:break-all; }
.tabs { display:flex; gap:8px; margin-bottom:6px; }
.tab { background:var(--bg); color:var(--muted); border:1px solid var(--border); flex:1; }
.tab.active { color:#111; background:var(--accent); border-color:var(--accent); }
.disclaimer { font-size:12px; color:var(--muted); text-align:center; line-height:1.5; }
.chat { height:50vh; overflow-y:auto; display:flex; flex-direction:column; gap:8px; padding:6px 0; }
.bubble { max-width:80%; padding:9px 13px; border-radius:14px; background:#222b38; white-space:pre-wrap; word-break:break-word; }
.bubble.me { align-self:flex-end; background:#3a3214; }
.chat-form { display:flex; gap:8px; } .chat-form input { flex:1; } .chat-form button { background:var(--accent); color:#111; }
.center { text-align:center; } .big { font-size:56px; }
.brand { display:flex; align-items:center; gap:10px; }