:root {
  --bg: #f5f1e8;
  --card-bg: #fffdf8;
  --ink: #2b2420;
  --ink-soft: #6b6058;
  --accent: #8a5a3b;
  --accent-gelap: #6f4830;
  --line: #e2d8c3;
  --bahaya: #a33a3a;
  --ok: #4f7a5b;
  font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

body { margin: 0; background: var(--bg); color: var(--ink); }
h1, h2, h3 { font-family: Georgia, "Times New Roman", serif; margin: 0; }
a { color: var(--accent); }

/* --- Header --- */
.site-header {
  background: var(--card-bg);
  border-bottom: 1px solid var(--line);
  padding: 22px 32px;
}
.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.brand h1 { font-size: 25px; }
.brand h1 a { text-decoration: none; color: var(--ink); }
.tagline { margin: 4px 0 0; color: var(--ink-soft); font-size: 14px; }

.controls { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.controls input {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font-size: 14px;
  min-width: 210px;
}

/* --- Tombol --- */
.btn {
  display: inline-block;
  background: var(--card-bg);
  border: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  padding: 9px 16px;
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { background: var(--bg); }
.btn-utama { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-utama:hover { background: var(--accent-gelap); }
.btn-kecil { padding: 5px 11px; font-size: 13px; }
.btn-bahaya { color: var(--bahaya); border-color: #e0c4c4; }
.btn-bahaya:hover { background: var(--bahaya); color: #fff; }

main { max-width: 1100px; margin: 32px auto; padding: 0 32px; }

/* --- Grid buku --- */
.book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 24px;
}
.book-card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  display: flex;
  flex-direction: column;
}
.book-card:hover { transform: translateY(-4px); box-shadow: 0 10px 20px rgba(43,36,32,0.12); }

.book-cover { width: 100%; aspect-ratio: 2/3; object-fit: cover; display: block; }
.book-cover-placeholder {
  width: 100%;
  aspect-ratio: 2/3;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 12px;
  color: #fff;
  font-family: Georgia, serif;
  font-weight: bold;
  font-size: 15px;
  line-height: 1.3;
}
.book-info { padding: 12px 14px; display: flex; flex-direction: column; gap: 6px; }
.book-title { font-size: 15px; line-height: 1.3; font-weight: bold; }
.book-author { font-size: 13px; color: var(--ink-soft); }
.book-excerpt { font-size: 13px; color: var(--ink-soft); line-height: 1.45; margin: 0; }

.empty-state { text-align: center; color: var(--ink-soft); padding: 44px 0; }
.info-cari { color: var(--ink-soft); font-size: 14px; margin-bottom: 20px; }

.site-footer { text-align: center; color: var(--ink-soft); font-size: 13px; padding: 28px; }

/* --- Halaman baca --- */
.reader-view { max-width: 720px; margin: 0 auto; }
.article-cover {
  width: 150px;
  border-radius: 8px;
  display: block;
  margin-bottom: 24px;
  box-shadow: 0 6px 16px rgba(43,36,32,0.15);
}
.reader-view h1 { font-size: 31px; line-height: 1.3; }
.article-meta { color: var(--ink-soft); margin: 10px 0 34px; font-size: 15px; }
.reader-view h2 { font-size: 24px; margin: 40px 0 12px; }
.reader-view h3 { font-size: 20px; margin: 34px 0 10px; color: var(--accent); }
.reader-view p { font-size: 17px; line-height: 1.85; margin: 0 0 18px; }
.reader-view p.sub-judul {
  font-size: 16px;
  font-style: italic;
  color: var(--ink-soft);
  margin: -4px 0 20px;
}
.reader-view ul { margin: 0 0 18px; padding-left: 22px; }
.reader-view li { font-size: 17px; line-height: 1.7; margin-bottom: 8px; }
.artikel-bawah { max-width: 720px; margin: 40px auto 0; }

/* --- Form --- */
.form-main { max-width: 720px; }
.form-standar { display: flex; flex-direction: column; gap: 18px; }
.form-standar label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  color: var(--ink-soft);
}
.form-standar input,
.form-standar textarea {
  font-family: inherit;
  font-size: 15px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: #fff;
  resize: vertical;
}
.form-standar textarea { line-height: 1.6; }
.form-standar button { align-self: flex-start; }

.alert {
  background: #fbeaea;
  border: 1px solid #e3c4c4;
  color: var(--bahaya);
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 22px;
  font-size: 14px;
}
.alert-ok { background: #e9f2ec; border-color: #c3ddcb; color: var(--ok); }

.hint { font-size: 13px; color: var(--ink-soft); margin-top: 20px; line-height: 1.6; }
code {
  background: var(--card-bg);
  border: 1px solid var(--line);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 13px;
}

/* --- Tabel admin --- */
.tabel-admin {
  width: 100%;
  border-collapse: collapse;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}
.tabel-admin th,
.tabel-admin td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  vertical-align: middle;
}
.tabel-admin th { background: var(--bg); font-weight: bold; }
.tabel-admin tr:last-child td { border-bottom: none; }
.tabel-admin .aksi { display: flex; gap: 8px; align-items: center; }
.tabel-admin .aksi form { margin: 0; }

/* --- Baris pencarian --- */
.baris-cari { display: flex; gap: 8px; margin-bottom: 24px; flex-wrap: wrap; }
.baris-cari input {
  flex: 1;
  min-width: 200px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font-size: 14px;
  font-family: inherit;
}

/* --- Form sempit (masuk, daftar, akun) --- */
.form-sempit { max-width: 460px; }
.perangkap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.kotak-info {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px 18px;
  margin-bottom: 24px;
  line-height: 1.6;
}

.kartu-info {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px 22px;
}
.kartu-info h2 { font-size: 18px; margin-bottom: 14px; }

.daftar-data { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 8px 18px; }
.daftar-data dt { color: var(--ink-soft); font-size: 14px; }
.daftar-data dd { margin: 0; font-size: 14px; }

/* --- Lencana peran & status --- */
.lencana {
  display: inline-block;
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  color: #fff;
  white-space: nowrap;
}
.lencana-admin    { background: var(--accent); }
.lencana-anggota  { background: #7a6fa3; }
.lencana-aktif    { background: var(--ok); }
.lencana-nonaktif { background: #9a9089; }

.tanda-diri {
  font-size: 11px;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  padding: 2px 7px;
  border-radius: 999px;
  margin-left: 6px;
}
.baris-nonaktif { opacity: 0.55; }

/* --- Kolom aksi di tabel pengguna --- */
.aksi-kolom { flex-wrap: wrap; gap: 6px; }
.aksi-lanjut { position: relative; }
.aksi-lanjut summary { list-style: none; display: inline-block; }
.aksi-lanjut summary::-webkit-details-marker { display: none; }
.isi-aksi-lanjut {
  margin-top: 8px;
  padding: 12px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 230px;
}
.form-reset { display: flex; flex-direction: column; gap: 6px; }
.form-reset input {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 5px;
  font-size: 13px;
  font-family: inherit;
}

/* --- Tab penyaring rak --- */
.tab-saring { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 26px; }
.tab {
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card-bg);
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 14px;
}
.tab:hover { background: var(--bg); }
.tab.aktif { background: var(--accent); border-color: var(--accent); color: #fff; }

/* --- Kartu di halaman rak --- */
.kartu-rak { cursor: default; }
.kartu-rak:hover { transform: none; box-shadow: none; }
.kartu-rak .tautan-kartu { text-decoration: none; color: inherit; display: block; }
.kartu-rak .tautan-kartu:hover .book-title { color: var(--accent); }
.aksi-rak { padding: 0 14px 14px; }
.aksi-rak select {
  width: 100%;
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  font-family: inherit;
  font-size: 13px;
  color: var(--ink);
}

/* --- Kotak tandai buku di halaman baca --- */
.kotak-rak {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 16px 18px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 34px;
}
.kotak-rak .label-rak { font-size: 14px; color: var(--ink-soft); margin-right: 4px; }
.kotak-rak-tamu { display: block; font-size: 14px; color: var(--ink-soft); line-height: 1.6; }

.artikel-atas { max-width: 720px; margin: 0 auto 22px; }

.ajakan-daftar {
  margin-top: 40px;
  padding: 18px 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.7;
  text-align: center;
}

@media (max-width: 700px) {
  .site-header, main { padding-left: 18px; padding-right: 18px; }
  .tabel-pengguna th:nth-child(2),
  .tabel-pengguna td:nth-child(2),
  .tabel-pengguna th:nth-child(5),
  .tabel-pengguna td:nth-child(5),
  .tabel-pengguna th:nth-child(6),
  .tabel-pengguna td:nth-child(6) { display: none; }
}