/* ============================================================
   guide.css — free field guide section (v5)
   Loaded after style.css; uses the same palette variables.
   ============================================================ */

.guide-band {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(220px, 300px) 1fr;
  gap: 3rem;
  align-items: center;
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 70% 120% at 0% 100%, rgba(165, 42, 40, 0.18), transparent 60%),
    radial-gradient(ellipse 60% 100% at 100% 0%, rgba(124, 58, 237, 0.12), transparent 60%),
    var(--panel);
  padding: 3rem;
  margin-top: 2.6rem;
}

/* ---------- CSS book cover ---------- */
.guide-cover-wrap { perspective: 900px; justify-self: center; }
.guide-cover {
  position: relative;
  width: min(240px, 60vw);
  aspect-ratio: 8.5 / 11;
  background: #050308;
  border: 1px solid rgba(217, 82, 74, 0.45);
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 0.65),
    0 0 46px rgba(165, 42, 40, 0.22);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.6rem 1.2rem;
  gap: 0.9rem;
  transform: rotateY(-7deg) rotateX(2deg);
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}
.guide-cover-wrap:hover .guide-cover {
  transform: rotateY(0deg) rotateX(0deg) translateY(-4px);
  box-shadow:
    0 30px 70px rgba(0, 0, 0, 0.7),
    0 0 60px rgba(217, 82, 74, 0.3);
}
@media (prefers-reduced-motion: reduce) {
  .guide-cover { transform: none; transition: none; }
  .guide-cover-wrap:hover .guide-cover { transform: none; }
}
.guide-cover::after {
  /* spine highlight */
  content: '';
  position: absolute;
  top: 0; bottom: 0; left: 0;
  width: 7px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.08), transparent);
  pointer-events: none;
}
.guide-cover-title {
  font-family: 'Cinzel', serif;
  font-weight: 700;
  font-size: 1.15rem;
  line-height: 1.25;
  letter-spacing: 0.08em;
  color: var(--gold);
  text-transform: uppercase;
}
.guide-cover-rule {
  width: 60px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--crimson), transparent);
}
.guide-cover-sub {
  font-family: 'Cinzel', serif;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--bone);
  text-transform: uppercase;
  line-height: 1.4;
}
.guide-cover-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.56rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--smoke);
  line-height: 1.8;
}

/* ---------- copy + form ---------- */
.guide-copy { position: relative; min-width: 0; }
.guide-copy h2 { margin-bottom: 1rem; }
.guide-copy > p { color: #cfc8bc; max-width: 58ch; }

.guide-points {
  display: flex; flex-wrap: wrap; gap: 0.6rem;
  margin-top: 1.4rem;
}
.guide-points span {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--smoke);
  border: 1px solid var(--line);
  padding: 0.4rem 0.8rem;
}

.guide-form {
  display: grid;
  grid-template-columns: 1fr 1.4fr auto;
  gap: 0.9rem;
  margin-top: 1.8rem;
  max-width: 640px;
}
.guide-form input {
  background: var(--ink);
  border: 1px solid var(--line);
  color: var(--bone);
  font-family: 'Archivo', system-ui, sans-serif;
  font-size: 0.98rem;
  padding: 0.85rem 1rem;
  width: 100%;
  transition: border-color 0.2s;
}
.guide-form input:focus { outline: none; border-color: var(--gold); }
.guide-form .btn { white-space: nowrap; }

.guide-note {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.64rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--smoke);
  margin-top: 1rem;
  line-height: 1.9;
}
.guide-note a { color: var(--smoke); border-bottom: 1px solid var(--line); }
.guide-note a:hover { color: var(--gold); }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .guide-band { grid-template-columns: 1fr; padding: 2.4rem 1.8rem; gap: 2.4rem; }
  .guide-form { grid-template-columns: 1fr; }
}