:root {
  --bg: #f6f5f1;
  --card: #ffffff;
  --ink: #16171a;
  --muted: #6b6a66;
  --line: #eae8e1;
  --good: #1f7a4d;
  --warm: #b8860b;
  --bubble: #eef1fa;
  --bubble-ink: #1c2b52;
  --windfall-bubble: #f3edfa;
  --windfall-ink: #4a2f6b;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111110;
    --card: #1b1b1a;
    --ink: #f2f1ec;
    --muted: #9b9a94;
    --line: #2a2927;
    --good: #5cc08a;
    --warm: #e0b84a;
    --bubble: #212a40;
    --bubble-ink: #dbe3ff;
    --windfall-bubble: #2c223a;
    --windfall-ink: #e7dbf7;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif;
}
.muted { color: var(--muted); }

.login-body { display: grid; min-height: 100vh; place-items: center; padding: 16px; }
.login-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  padding: 32px; width: 100%; max-width: 360px; display: flex; flex-direction: column; gap: 14px;
}
.login-card h1 { margin: 0; font-size: 22px; }
.login-card label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--muted); }
.login-card input, .login-card select {
  font-size: 16px; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--bg); color: var(--ink);
}
.login-card button {
  margin-top: 6px; padding: 12px; border-radius: 10px; border: none; background: var(--bubble-ink);
  color: var(--bubble); font-size: 16px; font-weight: 600; cursor: pointer;
}
.error { color: var(--warm); font-size: 14px; margin: 0; }

.wrap { max-width: 560px; margin: 0 auto; padding: 32px 18px 64px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; }
.brand { font-size: 15px; font-weight: 600; color: var(--muted); }
.topbar form { margin: 0; }
.topbar button {
  background: none; border: none; color: var(--muted); cursor: pointer; font-size: 13px; text-decoration: underline;
}

.bubble-row { display: flex; margin-bottom: 10px; }
.bubble {
  max-width: 88%; padding: 12px 16px; border-radius: 16px; font-size: 15px; line-height: 1.5;
  white-space: pre-wrap;
}
.bubble.msg { background: var(--bubble); color: var(--bubble-ink); border-bottom-left-radius: 4px; }
.bubble.windfall { background: var(--windfall-bubble); color: var(--windfall-ink); border-bottom-left-radius: 4px; }
.bubble-meta { font-size: 12px; color: var(--muted); margin: 0 0 4px 4px; }

.section-title { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 36px 0 12px; }

.goal-row {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 12px 2px; border-top: 1px solid var(--line);
}
.goal-row:first-child { border-top: none; }
.goal-row .name { font-size: 14px; }
.goal-row .name .desc { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; }
.goal-row .value { font-size: 13px; color: var(--muted); text-align: right; white-space: nowrap; }
.goal-row .streak { color: var(--warm); font-weight: 600; }

.empty { color: var(--muted); font-style: italic; padding: 20px 0; }