:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #1c2230;
  --border: #2a3240;
  --text: #e6edf3;
  --muted: #8b97a7;
  --accent: #7c5cff;
  --accent-2: #4cc9f0;
  --green: #2ea043;
  --amber: #d29922;
  --red: #f85149;
  --radius: 12px;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: radial-gradient(1200px 600px at 80% -10%, #1a2030 0%, var(--bg) 55%);
  color: var(--text);
  display: flex;
  flex-direction: column;
}

/* Top bar */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px; border-bottom: 1px solid var(--border);
  background: rgba(13,17,23,0.7); backdrop-filter: blur(8px);
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo {
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; font-weight: 800; font-size: 20px; color: #0d1117;
}
.brand-title { font-weight: 700; font-size: 18px; line-height: 1; }
.brand-sub { color: var(--muted); font-size: 12.5px; margin-top: 3px; }
.pill {
  font-size: 12px; padding: 5px 11px; border-radius: 999px;
  background: var(--panel-2); border: 1px solid var(--border); color: var(--muted);
}
.pill.busy { color: var(--accent-2); border-color: var(--accent-2); }

/* Layout */
.layout {
  flex: 1; display: grid; grid-template-columns: 1fr 380px;
  gap: 18px; padding: 18px 22px; overflow: hidden; max-width: 1280px; width: 100%; margin: 0 auto;
}
@media (max-width: 900px) { .layout { grid-template-columns: 1fr; } .side-col { display: none; } }

/* Chat */
.chat-col { display: flex; flex-direction: column; min-height: 0; }
.messages { flex: 1; overflow-y: auto; padding: 6px 4px; display: flex; flex-direction: column; gap: 14px; }
.msg { max-width: 80%; padding: 11px 14px; border-radius: var(--radius); line-height: 1.5; font-size: 14.5px; white-space: pre-wrap; }
.msg.user { align-self: flex-end; background: var(--accent); color: #fff; border-bottom-right-radius: 4px; }
.msg.ada { align-self: flex-start; background: var(--panel); border: 1px solid var(--border); border-bottom-left-radius: 4px; }
.msg.ada b { color: var(--accent-2); }
.msg code { background: rgba(124,92,255,0.15); border: 1px solid var(--border); border-radius: 5px; padding: 0 5px; font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.9em; }

.event-line { align-self: flex-start; font-size: 12px; color: var(--muted); display: flex; gap: 7px; align-items: center; }
.event-line code { background: var(--panel-2); padding: 1px 6px; border-radius: 6px; color: var(--text); }
.event-line.blocked code { color: var(--red); }
.event-line.ok code { color: var(--green); }

/* Composer */
.composer { display: flex; gap: 10px; padding-top: 12px; border-top: 1px solid var(--border); margin-top: 8px; }
textarea#input {
  flex: 1; resize: none; background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; font: inherit; font-size: 14.5px;
}
textarea#input:focus { outline: none; border-color: var(--accent); }
button#send {
  padding: 0 22px; border: none; border-radius: 10px; font-weight: 600; cursor: pointer;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #0d1117;
}
button#send:disabled { opacity: 0.5; cursor: not-allowed; }

.hints { margin-top: 10px; font-size: 12px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.hint { background: var(--panel-2); border: 1px solid var(--border); color: var(--text); border-radius: 999px; padding: 3px 10px; font-size: 12px; cursor: pointer; }
.hint:hover { border-color: var(--accent); }

/* Side panels */
.side-col { display: flex; flex-direction: column; gap: 16px; overflow-y: auto; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.panel-head h2 { margin: 0; font-size: 14px; letter-spacing: 0.3px; text-transform: uppercase; color: var(--muted); }
.badge { font-size: 11px; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--border); }
.badge-muted { color: var(--muted); }
.badge-ok { color: var(--green); border-color: var(--green); }
.spec-view { margin: 0; font-family: "SFMono-Regular", Consolas, monospace; font-size: 12.5px; line-height: 1.55; color: var(--text); white-space: pre-wrap; word-break: break-word; }
.missing { margin-top: 10px; font-size: 12px; color: var(--amber); }
.missing:empty { display: none; }
.readiness { margin-top: 12px; font-size: 12px; }
.readiness:empty { display: none; }
.rdy-title { color: var(--muted); text-transform: uppercase; letter-spacing: 0.3px; font-size: 11px; margin-bottom: 4px; }
.rdy-ok { color: var(--green); }
.rdy-no { color: var(--red); }

/* Outcome */
.outcome.hidden { display: none; }
.outcome h3 { margin: 0 0 6px; font-size: 16px; }
.outcome .tag { display: inline-block; font-size: 11px; padding: 3px 10px; border-radius: 999px; margin-bottom: 10px; }
.tag.approved { background: rgba(46,160,67,0.15); color: var(--green); border: 1px solid var(--green); }
.tag.escalated { background: rgba(210,153,34,0.15); color: var(--amber); border: 1px solid var(--amber); }
.finding { border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; margin-top: 10px; background: var(--panel-2); }
.finding .f-head { display: flex; justify-content: space-between; font-size: 13px; font-weight: 600; }
.f-status { font-size: 11px; padding: 2px 8px; border-radius: 999px; }
.f-status.pass { background: rgba(46,160,67,0.15); color: var(--green); }
.f-status.warn { background: rgba(210,153,34,0.15); color: var(--amber); }
.f-status.fail, .f-status.error { background: rgba(248,81,73,0.15); color: var(--red); }
.finding ul { margin: 8px 0 0; padding-left: 16px; font-size: 12px; color: var(--muted); }
.finding li { margin-bottom: 5px; }
.finding li .src { color: var(--accent-2); }
.pr-link { display: inline-block; margin-top: 12px; color: var(--accent-2); text-decoration: none; font-weight: 600; }
.pr-link:hover { text-decoration: underline; }
.yaml { margin-top: 10px; background: #0b0e14; border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; font-family: Consolas, monospace; font-size: 12px; white-space: pre; overflow-x: auto; }
.gap { margin-top: 10px; font-size: 12px; color: var(--amber); }

.dots::after { content: ""; animation: dots 1.2s steps(4, end) infinite; }
@keyframes dots { 0% { content: ""; } 25% { content: "."; } 50% { content: ".."; } 75% { content: "..."; } }