:root {
  --brand: #98f3e4;
  --text: #171717;
  --muted: #666;
  --card: #fff;
  --bg: #fafafa;
  --border: #eaeaea;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
.container { max-width: 720px; margin: 0 auto; padding: 16px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  margin: 12px 0;
  box-shadow: 0 1px 3px rgba(0,0,0,.03);
}
h1 { margin: 0 0 8px; }
.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 10px;
  border: 0;
  background: var(--brand);
  color: #000;
  font-weight: 600;
  cursor: pointer;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.input {
  width: 100%; padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  margin: 6px 0 12px;
}
.row { display: flex; gap: 8px; flex-wrap: wrap; }
.tag {
  padding: 6px 10px;
  border-radius: 999px;
  background: #eef9f6;
  border: 1px solid var(--border);
  font-size: 12px;
}
.link { color: #0b76da; text-decoration: none; }
.header { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.nav { display: flex; gap: 8px; margin: 12px 0; }
.tab {
  flex: 1; text-align: center; padding: 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
}
.tab.active { background: var(--brand); }
.muted { color: var(--muted); font-size: 13px; }
.order {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  margin: 8px 0;
  background: #fff;
}