:root{--bg:#0b1021;--panel:#151b32;--text:#e8ecff;--muted:#9ca3af;--accent:#7c3aed}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text)}a{color:#a5b4fc;text-decoration:none}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:#0d1226;position:-webkit-sticky;position:sticky;top:0;z-index:10;border-bottom:1px solid #1f2937}.app-main{padding:20px;max-width:1200px;width:100%;margin:0 auto}.brand{font-weight:700;letter-spacing:.5px}.list{display:flex;flex-direction:column;gap:12px}.list-item{padding:12px 14px;border:1px solid #1f2937;border-radius:10px;background:var(--panel);color:var(--text)}.title{font-weight:600}.subtitle{color:var(--muted);font-size:13px}.card{background:var(--panel);margin-bottom:12px}.bubble,.card{border:1px solid #1f2937;border-radius:12px;padding:12px}.bubble{margin-bottom:10px;background:#0f1427}.bubble.dream{border-color:#374151}.tag{font-size:12px;color:var(--muted);margin-bottom:6px;text-transform:uppercase;letter-spacing:.4px}.row{display:flex;gap:8px;align-items:center}button,input,select{padding:10px 12px;border-radius:8px;border:1px solid #273248;background:#0f1629;color:var(--text)}button{cursor:pointer;background:var(--accent);border:none;font-weight:600}button:disabled{opacity:.6;cursor:not-allowed}.placeholder{padding:12px;border:1px dashed #273248;border-radius:10px;color:var(--muted)}.thread{display:flex;flex-direction:column;gap:10px}.thread-head{font-weight:700}.messages{max-height:60vh;overflow:auto;padding-right:6px}.composer-stack{gap:10px}.centered,.composer-stack{display:flex;flex-direction:column}.centered{align-items:center;justify-content:center;gap:12px;padding:40px 0}.btn{padding:12px 16px;border-radius:10px;border:none;background:var(--accent);color:#fff;font-weight:700;cursor:pointer}