:root {
  --ink: #14201c;
  --muted: #6b7a74;
  --paper: #f3f6f4;
  --line: rgba(20, 32, 28, 0.12);
  --accent: #0e6b5c;
  --ok: #1f7a4d;
  --warn: #c47a12;
  --bad: #b8322a;
  --radius: 12px;
  --font: "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.45;
}
a { color: var(--accent); }
.wrap { width: min(100% - 2rem, 960px); margin: 1.5rem auto 3rem; }
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1.25rem;
  background: #0b2a24;
  color: #e8f5f0;
}
.topbar a { color: #e8f5f0; text-decoration: none; margin-right: 0.85rem; }
.topbar .brand { font-weight: 700; }
.topbar .nav-site {
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  margin-right: 0.5rem;
}
.topbar-guest { justify-content: space-between; }
.topbar button {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.35);
  color: #e8f5f0;
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  cursor: pointer;
}
.auth-card, section {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.auth-card { max-width: 420px; margin: 3rem auto; }
label { display: grid; gap: 0.35rem; margin-bottom: 0.85rem; font-weight: 600; font-size: 0.92rem; }
input, textarea, button, .btn {
  font: inherit;
}
input, textarea, select {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
}
button, .btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 0.65rem 1rem;
  cursor: pointer;
  text-decoration: none;
}
.btn.ghost, button.ghost {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
}
button.danger { background: var(--bad); }
.muted { color: var(--muted); }
.error { color: var(--bad); }
.flash { padding: 0.75rem 1rem; border-radius: 10px; margin-bottom: 1rem; }
.flash-ok { background: #e7f6ee; }
.flash-error { background: #fdeceb; }
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; margin: 1rem 0 1.5rem; }
.stat {
  border-radius: var(--radius);
  padding: 1rem;
  display: grid;
  gap: 0.25rem;
  border: 1px solid var(--line);
}
.stat strong { font-size: 1.6rem; }
.stat.ok { background: #e7f6ee; }
.stat.warn { background: #fff6e8; }
.stat.bad { background: #fdeceb; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.65rem 0.4rem; border-bottom: 1px solid var(--line); }
.pill {
  display: inline-block;
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
  font-size: 0.85rem;
}
.pill-ok { background: #e7f6ee; color: var(--ok); }
.pill-expiring { background: #fff6e8; color: var(--warn); }
.pill-expired { background: #fdeceb; color: var(--bad); }
.row-between { display: flex; justify-content: space-between; gap: 1rem; align-items: center; }
.actions { display: flex; gap: 0.5rem; align-items: center; }
.inline { display: inline; }
.help-box {
  background: #f7faf8;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  margin: 0 0 1.25rem;
}
.help-box h2 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}
.help-box ul {
  margin: 0.5rem 0;
  padding-left: 1.2rem;
}
.help-box pre {
  margin: 0.35rem 0 0;
  padding: 0.75rem 0.85rem;
  overflow-x: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 0.88rem;
  line-height: 1.4;
}
@media (max-width: 700px) {
  .stat-row { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: flex-start; }
}