:root {
  --ink: #14201a;
  --muted: #5c6b63;
  --paper: #f6f3ee;
  --card: #fff;
  --accent: #1b6b4f;
  --accent-2: #0f3d2e;
  --border: #e0d9ce;
  --gold: #b8923a;
  --danger: #a33;
  --radius: 14px;
  --font: "Segoe UI", system-ui, sans-serif;
  --display: "Palatino Linotype", Palatino, Georgia, serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--accent); }
.top {
  background: linear-gradient(120deg, var(--accent-2), var(--accent));
  color: #fff;
  padding: 0.9rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
}
.top a { color: #fff; text-decoration: none; font-weight: 600; }
.brand a { font-size: 1.15rem; font-family: var(--display); }
.brand .tag { display: block; font-size: 0.75rem; opacity: 0.85; font-weight: 400; }
.nav { display: flex; flex-wrap: wrap; gap: 0.75rem 1rem; font-size: 0.92rem; }
.main { max-width: 1100px; width: 100%; margin: 0 auto; padding: 1.5rem 1.25rem 3rem; flex: 1; }
.foot {
  border-top: 1px solid var(--border);
  padding: 1rem 1.25rem 1.5rem;
  color: var(--muted);
  font-size: 0.88rem;
  background: #efe9e0;
}
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.hero-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 8px 24px rgba(20,32,26,0.06);
}
.hero-panel h1 { font-family: var(--display); margin-top: 0; }
.section-title { font-family: var(--display); }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1rem;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: transform .15s, box-shadow .15s;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0,0,0,.08); }
.card .cover { aspect-ratio: 2/3; background: #e8e2d8; }
.card .cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card h3 { font-size: 0.95rem; margin: 0.6rem 0.7rem 0.2rem; font-family: var(--display); line-height: 1.25; }
.card .price { margin: 0 0.7rem 0.8rem; color: var(--accent); font-weight: 700; }
.detail {
  display: grid;
  gap: 1.5rem;
}
@media (min-width: 760px) {
  .detail { grid-template-columns: 240px 1fr; }
}
.detail-cover img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,.15);
}
.price-lg { font-size: 1.4rem; font-weight: 700; color: var(--accent); }
.pill {
  display: inline-block;
  background: #e6f2ed;
  color: var(--accent);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}
.buy-box, .auth-form, .panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  margin-top: 1rem;
}
.auth-form {
  max-width: 420px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.auth-form label, .buy-box label { display: flex; flex-direction: column; gap: 0.25rem; font-weight: 600; font-size: 0.9rem; }
.auth-form input, .buy-box input {
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
}
.auth-form .check { flex-direction: row; align-items: center; gap: 0.5rem; font-weight: 500; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  color: var(--ink);
}
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.primary:hover { background: var(--accent-2); }
.table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: var(--radius); overflow: hidden; }
.table th, .table td { padding: 0.65rem 0.75rem; border-bottom: 1px solid var(--border); text-align: left; font-size: 0.92rem; }
.table th { background: #efe9e0; font-size: 0.8rem; text-transform: uppercase; letter-spacing: .03em; }
.kpi-row { display: flex; flex-wrap: wrap; gap: 1rem; margin: 1rem 0 1.5rem; }
.kpi {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  min-width: 140px;
}
.kpi span { display: block; color: var(--muted); font-size: 0.8rem; }
.kpi strong { font-size: 1.35rem; font-family: var(--display); }
.stack { display: flex; flex-direction: column; gap: 0.75rem; }
.admin-body .main { max-width: 1200px; }
#form-msg, #buy-msg { color: var(--danger); font-size: 0.9rem; }
#form-msg.ok, #buy-msg.ok { color: var(--accent); }

/* Author profiles */
.author-links { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 0.5rem; }
.author-chip {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.25rem 0.65rem 0.25rem 0.25rem;
  background: #e6f2ed; color: var(--accent); border-radius: 999px;
  text-decoration: none; font-weight: 600; font-size: 0.9rem;
}
.author-chip:hover { background: #d5ebe2; }
.author-chip-photo { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; }
.author-profile-head {
  display: grid; gap: 1.25rem; margin-bottom: 1.75rem;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.25rem; box-shadow: 0 8px 24px rgba(20,32,26,0.06);
}
@media (min-width: 640px) {
  .author-profile-head { grid-template-columns: 160px 1fr; align-items: start; }
}
.author-photo {
  width: 160px; height: 160px; border-radius: 16px; object-fit: cover;
  box-shadow: 0 6px 18px rgba(0,0,0,0.12); background: #e8e2d8;
}
.author-photo.placeholder {
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem; font-family: var(--display); color: var(--accent); font-weight: 700;
}
.author-bio { line-height: 1.6; color: var(--ink); max-width: 60ch; }
.author-index-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 1rem;
}
.author-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  text-decoration: none; color: inherit; overflow: hidden; text-align: center;
  transition: transform .15s, box-shadow .15s;
}
.author-card:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0,0,0,.08); }
.author-card-photo { aspect-ratio: 1; background: #e8e2d8; }
.author-card-photo img, .author-card-photo .placeholder {
  width: 100%; height: 100%; object-fit: cover; display: flex; align-items: center; justify-content: center;
}
.author-card h3 { font-size: 0.95rem; margin: 0.6rem 0.5rem 0.85rem; font-family: var(--display); }
.prose-panel {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.5rem; max-width: 40rem;
}
.nav-admin { border: 1px solid rgba(255,255,255,0.4); border-radius: 999px; padding: 0.2rem 0.65rem !important; }

/* Admin shell */
.admin-body { background: #eef2f0; margin: 0; }
.admin-shell { display: grid; min-height: 100vh; grid-template-columns: 1fr; }
@media (min-width: 860px) {
  .admin-shell { grid-template-columns: 220px 1fr; }
}
.admin-sidebar {
  background: linear-gradient(180deg, #0f3d2e, #1b6b4f);
  color: #fff; padding: 1.25rem 1rem; display: flex; flex-direction: column; gap: 1rem;
}
.admin-brand { font-family: var(--display); font-size: 1.15rem; }
.admin-brand span { display: block; font-size: 0.75rem; opacity: 0.85; font-weight: 400; }
.admin-nav { display: flex; flex-direction: column; gap: 0.25rem; flex: 1; }
.admin-nav-link {
  color: #fff; text-decoration: none; padding: 0.5rem 0.75rem; border-radius: 8px; font-weight: 600;
}
.admin-nav-link:hover { background: rgba(255,255,255,0.12); }
.admin-sidebar-foot { font-size: 0.85rem; display: flex; flex-direction: column; gap: 0.35rem; }
.admin-sidebar-foot a { color: #d7f0e5; }
.admin-main { display: flex; flex-direction: column; min-width: 0; }
.admin-top {
  background: #fff; border-bottom: 1px solid var(--border);
  padding: 1rem 1.25rem;
}
.admin-page-title { margin: 0; font-family: var(--display); font-size: 1.35rem; }
.admin-content { padding: 1.25rem; max-width: 1100px; }
.admin-author-row { display: flex; gap: 1rem; align-items: flex-start; }
.admin-author-thumb { width: 64px; height: 64px; border-radius: 10px; object-fit: cover; }