:root {
  --bg: #f7f6f3;
  --surface: #ffffff;
  --ink: #1c1b1a;
  --muted: #6b6864;
  --line: #e5e2dc;
  --accent: #b4531f;
  --ok: #2f7d4f;
  --warn: #b4531f;
  --shadow: 0 1px 2px rgba(0,0,0,.05), 0 6px 20px rgba(0,0,0,.04);
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17161a; --surface: #201f24; --ink: #ece9e4; --muted: #9b968f;
    --line: #322f38; --accent: #e08a52; --ok: #6bbd8b; --warn: #e08a52;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 6px 20px rgba(0,0,0,.25);
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px; border-bottom: 1px solid var(--line); background: var(--surface);
}
.brand { font-weight: 700; letter-spacing: .12em; text-decoration: none; color: var(--ink); font-size: 14px; }
nav a { margin-left: 18px; text-decoration: none; color: var(--ink); font-size: 14px; }
nav a:hover { color: var(--accent); }

main { padding: 32px 22px 80px; }
.narrow { max-width: 620px; margin: 0 auto; }
.wide { max-width: 940px; margin: 0 auto; }

h1 { font-size: 26px; margin: 0 0 6px; }
h2 { font-size: 18px; margin: 0 0 12px; }
h3 { font-size: 17px; margin: 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.error { color: #c0392b; font-size: 14px; }

.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px; margin: 14px 0;
}

label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; }
.field { margin-bottom: 16px; }
input, textarea, select {
  width: 100%; padding: 10px 12px; font: inherit; color: var(--ink);
  background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
}
textarea { resize: vertical; }
button {
  font: inherit; font-weight: 600; cursor: pointer; padding: 10px 16px;
  border: 1px solid var(--accent); background: var(--accent); color: #fff; border-radius: 8px;
}
button:hover { filter: brightness(1.05); }
button.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
button.ok { background: var(--ok); border-color: var(--ok); }
button.warn { background: transparent; color: var(--warn); border-color: var(--warn); }

/* tasks */
.tasks { list-style: none; counter-reset: t; padding: 0; margin: 0; }
.task .task-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.script { font-size: 15px; background: var(--bg); border-left: 3px solid var(--accent);
  padding: 10px 12px; border-radius: 6px; margin: 12px 0 8px; }
.why { font-size: 14px; margin: 0 0 12px; }
.task-controls { display: flex; flex-direction: column; gap: 10px; }
.btns { display: flex; gap: 8px; }
.pill { font-size: 12px; padding: 2px 9px; border-radius: 999px; background: var(--bg);
  border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.status-won { color: var(--ok); border-color: var(--ok); }
.status-killed { color: var(--warn); border-color: var(--warn); }
.empty { text-align: center; }

/* chat */
.chatlog { display: flex; flex-direction: column; gap: 10px; margin: 16px 0; min-height: 120px; }
.msg { display: flex; }
.msg.user { justify-content: flex-end; }
.bubble { max-width: 80%; padding: 10px 14px; border-radius: 14px; white-space: pre-wrap; }
.msg.user .bubble { background: var(--accent); color: #fff; border-bottom-right-radius: 4px; }
.msg.assistant .bubble { background: var(--surface); border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.chat-form { display: flex; gap: 8px; }
.chat-form input { flex: 1; }

/* builder */
.metric-row { display: grid; grid-template-columns: 1fr 2fr; gap: 14px; }
.metric { display: flex; flex-direction: column; gap: 4px; }
.metric-label { font-size: 13px; color: var(--muted); }
.metric-value { font-size: 30px; font-weight: 700; }
.payment .row { display: flex; gap: 8px; margin-top: 8px; }
.payment .row input[type=number] { max-width: 120px; }
.section-head { display: flex; align-items: center; justify-content: space-between; margin-top: 30px; }
section { margin-top: 8px; }
ul.plain { list-style: none; padding: 0; margin: 0; }
ul.plain .card { padding: 12px 16px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
form.inline { margin: 0; }
form.inline select { width: auto; padding: 4px 8px; }
.log td.mono { max-width: 380px; overflow: hidden; text-overflow: ellipsis; }

@media (max-width: 620px) {
  .metric-row { grid-template-columns: 1fr; }
  .btns { flex-wrap: wrap; }
}