/* ============================================================
   Perpustakaan Digital — CSS
   SMPN 1 Maospati · Kelas Digital
============================================================ */

:root {
  --bg: #1a1a2e; --card: #16213e; --accent: #e8630a; --accent2: #f59e0b;
  --green: #22c55e; --red: #ef4444; --text: #f1f5f9; --muted: #94a3b8;
  --border: #334155; --radius: 12px;
}

/* ── Filter Bar ── */
.pus-filter-bar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  position: sticky;
  top: 64px;
  z-index: 50;
}
.pus-filter-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

/* ── Tipe Tabs ── */
.pus-tipe-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 4px;
}
.pus-tipe-tab {
  padding: 7px 16px;
  border-radius: 7px;
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  background: transparent;
  color: var(--muted);
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.pus-tipe-tab.active { background: var(--accent); color: #fff; }
.pus-tipe-tab:hover:not(.active) { background: rgba(255,255,255,.06); color: var(--text); }

/* ── Select & Search ── */
.pus-select {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
  transition: border-color .2s;
}
.pus-select:focus { border-color: var(--accent); }

.pus-search-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
}
.pus-search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.9rem;
  pointer-events: none;
}
.pus-search-input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px 8px 32px;
  border-radius: 8px;
  font-size: 0.85rem;
  outline: none;
  transition: border-color .2s;
}
.pus-search-input:focus { border-color: var(--accent); }
.pus-search-input::placeholder { color: var(--muted); }

/* ── Tambah Button ── */
.pus-btn-tambah {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity .2s, transform .2s;
  margin-left: auto;
}
.pus-btn-tambah:hover { opacity: .85; transform: translateY(-1px); }

/* ── Main Content Area ── */
.pus-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

/* ── Grid ── */
.pus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 18px;
}

/* ── Content Card ── */
.pus-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: border-color .2s, transform .2s, box-shadow .2s;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pus-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(232,99,10,.15);
}
.pus-card:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.pus-card-top {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pus-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
  margin: 0;
}

.pus-card-desc {
  font-size: 0.83rem;
  color: var(--muted);
  line-height: 1.5;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.pus-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.pus-card-meta {
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* ── Card Action Buttons (guru) ── */
.pus-card-actions {
  display: flex;
  gap: 6px;
}
.pus-btn-icon {
  background: rgba(255,255,255,.06);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 5px 9px;
  border-radius: 6px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.pus-btn-icon:hover { background: rgba(255,255,255,.12); color: var(--text); }
.pus-btn-icon.delete:hover { background: rgba(239,68,68,.15); color: var(--red); border-color: rgba(239,68,68,.3); }

/* ── Badges ── */
.pus-badge-tipe {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.73rem;
  font-weight: 700;
  white-space: nowrap;
}
.pus-badge-tipe.bacaan { background: rgba(96,165,250,.15); color: #60a5fa; }
.pus-badge-tipe.video  { background: rgba(167,139,250,.15); color: #a78bfa; }

.pus-badge-kategori {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.73rem;
  font-weight: 600;
  background: rgba(255,255,255,.07);
  color: var(--muted);
  white-space: nowrap;
}

/* ── Loading / Empty / Error ── */
.pus-loading {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 60px 20px;
  color: var(--muted);
  font-size: 0.9rem;
}
.pus-spinner {
  width: 28px; height: 28px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: pus-spin .7s linear infinite;
}
@keyframes pus-spin { to { transform: rotate(360deg); } }

.pus-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--muted);
}
.pus-empty-icon { font-size: 3rem; margin-bottom: 12px; }
.pus-empty h3 { font-size: 1.1rem; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.pus-empty p  { font-size: 0.88rem; margin-bottom: 16px; }
.pus-btn-retry {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 8px 20px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity .2s;
}
.pus-btn-retry:hover { opacity: .85; }

/* ── Detail Panel ── */
.pus-detail-wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 24px;
}

.pus-detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 10px;
}

.pus-btn-back {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .2s, color .2s;
}
.pus-btn-back:hover { border-color: var(--accent); color: var(--text); }

.pus-btn-edit-detail {
  background: rgba(245,158,11,.12);
  border: 1px solid rgba(245,158,11,.3);
  color: var(--accent2);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s;
}
.pus-btn-edit-detail:hover { background: rgba(245,158,11,.22); }

.pus-detail-meta {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}
.pus-detail-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.pus-detail-judul {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 10px;
}
.pus-detail-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.pus-dot { color: var(--border); }
.pus-detail-deskripsi {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

/* ── Reader ── */
.pus-reader {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.pus-reader-content {
  font-size: 1rem;
  line-height: 1.8;
  color: #cbd5e1;
}
.pus-reader-content h1,
.pus-reader-content h2 { font-size: 1.4rem; font-weight: 700; color: var(--accent2); margin: 24px 0 12px; }
.pus-reader-content h3 { font-size: 1.15rem; font-weight: 700; color: var(--text); margin: 20px 0 10px; }
.pus-reader-content p  { margin-bottom: 14px; }
.pus-reader-content ul,
.pus-reader-content ol { padding-left: 24px; margin-bottom: 14px; }
.pus-reader-content li { margin-bottom: 6px; }
.pus-reader-content strong { color: var(--text); font-weight: 700; }
.pus-reader-content em { color: var(--accent2); font-style: italic; }
.pus-reader-content a  { color: #60a5fa; text-decoration: underline; }
.pus-reader-content img { max-width: 100%; border-radius: 8px; margin: 12px 0; }
.pus-reader-content blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 16px;
  color: var(--muted);
  font-style: italic;
  margin: 16px 0;
}
.pus-reader-content code {
  background: rgba(255,255,255,.08);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
}
.pus-reader-content pre {
  background: rgba(0,0,0,.3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  overflow-x: auto;
  margin-bottom: 14px;
}

/* ── Video Embed ── */
.pus-video-wrap {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.pus-video-container {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: 8px;
  background: #000;
}
.pus-video-container iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}
.pus-video-error {
  text-align: center;
  padding: 40px 20px;
  color: var(--muted);
}
.pus-video-error p { margin-top: 12px; font-size: 0.9rem; }

/* ── Modal Form ── */
.pus-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  padding: 20px;
}
.pus-modal-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}
.pus-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 0;
  position: sticky;
  top: 0;
  background: var(--card);
  z-index: 1;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.pus-modal-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent2);
  margin: 0;
}
.pus-modal-close {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background .2s, color .2s;
}
.pus-modal-close:hover { background: rgba(255,255,255,.08); color: var(--text); }

/* ── Form Fields ── */
#form-konten { padding: 20px 24px 24px; }

.pus-form-group { margin-bottom: 16px; }
.pus-form-label {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 6px;
  font-weight: 600;
}
.pus-required { color: var(--red); }

.pus-form-input,
.pus-form-select,
.pus-form-textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 0.88rem;
  outline: none;
  transition: border-color .2s;
  font-family: inherit;
}
.pus-form-input:focus,
.pus-form-select:focus,
.pus-form-textarea:focus { border-color: var(--accent); }
.pus-form-input::placeholder,
.pus-form-textarea::placeholder { color: #475569; }

.pus-form-textarea { resize: vertical; }
.pus-form-textarea-sm { min-height: 60px; }
.pus-form-textarea-lg { min-height: 200px; font-family: 'Courier New', monospace; font-size: 0.82rem; }

.pus-form-hint {
  display: block;
  font-size: 0.75rem;
  color: #475569;
  margin-top: 4px;
}
.pus-form-error {
  display: block;
  font-size: 0.78rem;
  color: var(--red);
  margin-top: 4px;
}
.pus-form-error-global {
  background: rgba(239,68,68,.1);
  border: 1px solid rgba(239,68,68,.3);
  color: #fca5a5;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.85rem;
  margin-bottom: 12px;
}

.pus-form-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.pus-btn-cancel {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 9px 20px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .2s, color .2s;
}
.pus-btn-cancel:hover { border-color: var(--accent); color: var(--text); }
.pus-btn-submit {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 9px 24px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity .2s;
}
.pus-btn-submit:hover { opacity: .85; }
.pus-btn-submit:disabled { opacity: .6; cursor: not-allowed; }

/* ── Toast ── */
.pus-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  z-index: 9999;
  max-width: 320px;
  box-shadow: 0 4px 20px rgba(0,0,0,.4);
  animation: pus-toast-in .3s ease;
}
.pus-toast.success { background: var(--green); color: #fff; }
.pus-toast.error   { background: var(--red);   color: #fff; }
@keyframes pus-toast-in {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .pus-filter-inner { flex-direction: column; align-items: stretch; }
  .pus-btn-tambah { margin-left: 0; width: 100%; }
  .pus-search-wrap { min-width: unset; }
  .pus-grid { grid-template-columns: 1fr; }
  .pus-detail-wrap { padding: 16px; }
  .pus-reader { padding: 20px; }
  .pus-detail-judul { font-size: 1.3rem; }
  .pus-modal-box { max-height: 95vh; }
}