:root {
  --bg: #f8f7f5;
  --ink: #183b31;
  --accent: #d95023;
  --card: #ffffff;
  --muted: #6b7a72;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 18px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif; }
.container { max-width: 720px; margin: auto; padding: 32px 18px 64px; }
.kicker { color: var(--accent); font-weight: 700; letter-spacing: 0.12em; font-size: 0.8rem; margin: 0 0 8px; }
h1 { font-size: clamp(1.9rem, 6vw, 3rem); line-height: 1.1; margin: 0 0 12px; }
h2 { font-size: 1.35rem; margin: 28px 0 8px; }
h3 { font-size: 1.1rem; margin: 16px 0 6px; }
.lead { font-size: 1.15rem; }
.privacy { color: var(--muted); font-size: 0.95rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

#chat { display: grid; gap: 12px; margin: 24px 0; }
.msg { padding: 14px 16px; border-radius: 16px; background: var(--card); box-shadow: 0 8px 20px rgba(24, 59, 49, 0.06); }
.msg p { white-space: pre-wrap; margin: 4px 0 0; }
.msg strong { font-size: 0.8rem; color: var(--muted); }
.msg-you { background: #eef4f0; }

textarea { width: 100%; min-height: 96px; margin: 8px 0; padding: 12px; font: inherit; border: 1px solid #d7ddd8; border-radius: 12px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.btn { border: 0; border-radius: 999px; padding: 13px 22px; font: inherit; font-weight: 700; cursor: pointer; text-decoration: none; display: inline-block; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-ghost { background: transparent; color: var(--muted); border: 1px solid #d7ddd8; }
.btn:disabled { opacity: 0.5; cursor: default; }

.report section { background: var(--card); border-radius: 16px; padding: 18px 20px; margin: 16px 0; box-shadow: 0 8px 20px rgba(24, 59, 49, 0.05); }
.report .task, .report .sprint { border-top: 1px solid #eef1ee; padding-top: 10px; margin-top: 10px; }
.report ul.hours { list-style: none; padding: 0; }
.report ul.hours li { display: flex; justify-content: space-between; gap: 12px; padding: 4px 0; border-bottom: 1px dashed #e5eae6; }

@media print {
  body { background: #fff; }
  .print-hidden { display: none !important; }
  .report section { box-shadow: none; border: 1px solid #e5eae6; break-inside: avoid; }
}