:root {
  --paper: #eef1ef;
  --paper-raised: #f7f8f6;
  --ink: #16233d;
  --ink-soft: #4a5568;
  --line: #cbd2ce;
  --amber: #b8801e;
  --stamp-red: #9c3b2e;
  --sage: #4b6b4f;
  --navy-deep: #0f1b30;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Inter", sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.mono { font-family: "IBM Plex Mono", monospace; }
.serif { font-family: "Source Serif 4", serif; }

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
}

.btn {
  padding: 13px 22px;
  font-size: 0.92rem;
  font-weight: 500;
  border-radius: 2px;
  text-decoration: none;
  display: inline-block;
  border: 1px solid var(--ink);
  transition: all 0.15s;
  cursor: pointer;
}
.btn-primary { background: var(--ink); color: var(--paper-raised); }
.btn-primary:hover { background: var(--navy-deep); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--paper-raised); }

.section-label {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

/* Header */
header {
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 100;
}

/* Ledger */
.ledger { background: var(--paper-raised); border: 1px solid var(--line); }
.entry {
  display: grid;
  grid-template-columns: 90px 1fr 130px;
  gap: 20px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  align-items: center;
}
.entry:last-child { border-bottom: none; }
.entry-date { font-size: 0.8rem; color: var(--ink-soft); line-height: 1.3; font-family: "IBM Plex Mono", monospace; }
.entry-date .day { font-size: 1.3rem; color: var(--ink); font-weight: 600; display: block; }
.entry-title { font-weight: 600; font-size: 0.98rem; margin-bottom: 4px; }
.entry-desc { font-size: 0.88rem; color: var(--ink-soft); line-height: 1.45; }
.source-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 0.72rem;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px dotted var(--line);
  font-family: "IBM Plex Mono", monospace;
}
.source-link:hover { color: var(--ink); }
.stamp {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  padding: 6px 8px;
  border: 1.5px solid;
  border-radius: 3px;
  transform: rotate(-2deg);
  font-weight: 600;
  justify-self: end;
  white-space: nowrap;
}
.stamp-attivo { border-color: var(--sage); color: var(--sage); }
.stamp-in-arrivo { border-color: var(--amber); color: var(--amber); }
.stamp-rinviato { border-color: var(--ink-soft); color: var(--ink-soft); }

/* Guide grid */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.guide-card {
  background: var(--paper-raised);
  padding: 26px 22px;
  display: block;
  text-decoration: none;
  color: inherit;
  transition: background 0.15s;
}
.guide-card:hover { background: var(--paper); }
.guide-tag {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  color: var(--stamp-red);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
  display: block;
}
.guide-card h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 10px; line-height: 1.3; }
.guide-card p { font-size: 0.88rem; color: var(--ink-soft); }
.guide-card .read {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.82rem;
  font-weight: 600;
  border-bottom: 1px solid var(--ink);
}

/* Quiz */
.quiz-card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  padding: 8px 28px;
}
.quiz-question {
  border: none;
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
}
.quiz-question:last-of-type { border-bottom: none; }
.quiz-question legend {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-weight: 600;
  font-size: 0.98rem;
  margin-bottom: 14px;
  padding: 0;
  width: 100%;
}
.qnum { color: var(--amber); font-size: 0.78rem; font-family: "IBM Plex Mono", monospace; }
.quiz-options { display: flex; gap: 12px; }
.quiz-options label {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 2px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.15s;
}
.quiz-options input { accent-color: var(--ink); }
.quiz-options label:has(input:checked) {
  border-color: var(--ink);
  background: var(--paper);
  font-weight: 600;
}
.quiz-result {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-left: 4px solid var(--sage);
  padding: 32px 28px;
}
.quiz-result[data-urgency="alta"] { border-left-color: var(--stamp-red); }
.quiz-result[data-urgency="media"] { border-left-color: var(--amber); }
.result-case {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 10px;
  font-family: "IBM Plex Mono", monospace;
}
.quiz-result h3 { font-size: 1.3rem; font-weight: 600; margin-bottom: 12px; }
.quiz-result > p { color: var(--ink-soft); font-size: 0.95rem; max-width: 60ch; margin-bottom: 18px; }
.result-formazione {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 12px 16px;
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 18px;
}
.result-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.restart-link {
  display: block;
  margin-top: 18px;
  background: none;
  border: none;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  color: var(--ink-soft);
  text-decoration: underline;
  cursor: pointer;
}

/* Article */
article ol { color: var(--ink-soft); padding-left: 20px; line-height: 1.9; }
article ol li { margin-bottom: 4px; }

/* Responsive */
@media (max-width: 820px) {
  .guide-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .entry { grid-template-columns: 70px 1fr; }
  .stamp { grid-column: 1 / -1; justify-self: start; margin-top: 6px; }
  nav { gap: 16px; font-size: 0.82rem; }
}
@media (max-width: 480px) {
  .quiz-options { flex-direction: column; }
}