/* ============================================================
   LIBRARY · estilos específicos da página /library
   ============================================================ */

.topbar-nav {
  display: flex;
  gap: 4px;
}
.topbar-nav-link {
  padding: 6px 10px;
  font-size: 13.5px;
  font-weight: var(--fw-medium);
  color: var(--fg-muted);
  border-radius: var(--radius-md);
  transition: color 120ms, background 120ms;
}
.topbar-nav-link:hover { color: var(--fg); background: var(--bg-elevated); }
.topbar-nav-link.active { color: var(--fg); }

/* ===== Wireframe thumb ===== */
.wf-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* ===== Cards override ===== */
.card {
  cursor: pointer;
  background: var(--bg);
  position: relative;
}
.card-thumb {
  background: var(--bg-elevated);
}
.card-body {
  padding: 14px 16px 16px;
}
.card-cat {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-meta);
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}
.card-title {
  font-size: 14px;
  font-weight: var(--fw-medium);
  letter-spacing: var(--letter-heading);
  margin-bottom: 4px;
  line-height: 1.3;
}
.card-desc {
  font-size: 12.5px;
  color: var(--fg-muted);
  line-height: 1.5;
  margin-bottom: 0;
}
.card-foot {
  border-top: 1px solid var(--border);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  height: 30px;
  background: transparent;
  color: var(--fg);
  font-size: 13px;
  font-weight: var(--fw-medium);
  border-radius: var(--radius-md);
  padding: 0 10px;
  transition: background 120ms;
  border: 1px solid var(--border);
  justify-content: center;
}
.card-copy-btn:hover { background: var(--bg-elevated); }
.card-copy-btn svg { width: 13px; height: 13px; }

/* Featured badge */
.card-featured {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 22px;
  padding: 0 8px;
  background: var(--accent);
  color: var(--accent-on);
  font-family: var(--font-sans);
  font-size: 10.5px;
  font-weight: var(--fw-semi);
  letter-spacing: 0.01em;
  border-radius: var(--radius-md);
  pointer-events: none;
}
.card-featured svg { width: 11px; height: 11px; fill: currentColor; }

/* Fav button */
.fav-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-md);
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--fg-muted);
  display: grid;
  place-items: center;
  transition: all 120ms;
  cursor: pointer;
}
.fav-btn:hover { color: var(--fg); border-color: var(--border-strong); }
.fav-btn.is-fav { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.fav-btn svg { width: 13px; height: 13px; }

/* ===== Empty state ===== */
.empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--fg-muted);
}
.empty-icon {
  font-size: 40px;
  font-family: var(--font-mono);
  margin-bottom: 16px;
  color: var(--fg-meta);
}
.empty-title {
  font-size: 18px;
  font-weight: var(--fw-semi);
  color: var(--fg);
  margin-bottom: 4px;
}
.empty-desc {
  font-size: 14px;
}

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(4px);
}
.modal {
  background: var(--bg);
  border-radius: var(--radius-card);
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-menu);
  overflow: hidden;
}
.modal-head {
  padding: 24px;
  display: flex;
  align-items: flex-start;
  gap: 20px;
  border-bottom: 1px solid var(--border);
}
.modal-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-meta);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
  text-transform: uppercase;
}
.modal-title {
  font-size: 22px;
  font-weight: var(--fw-semi);
  letter-spacing: var(--letter-heading);
  margin-bottom: 4px;
}
.modal-desc {
  font-size: 13.5px;
  color: var(--fg-muted);
  line-height: 1.5;
}
.modal-close {
  flex-shrink: 0;
}
.modal-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  gap: 4px;
}
.modal-tab {
  padding: 12px 14px;
  font-size: 13px;
  font-weight: var(--fw-medium);
  color: var(--fg-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 120ms, border-color 120ms;
}
.modal-tab.active {
  color: var(--fg);
  border-bottom-color: var(--fg);
}
.modal-body {
  overflow-y: auto;
  flex: 1;
}
.modal-code {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--fg);
  line-height: 1.6;
  background: var(--bg-elevated);
  border: 0;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
}
.modal-foot {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}
.modal-foot .copied {
  color: var(--green);
  font-size: 13px;
  font-weight: var(--fw-medium);
  margin-right: auto;
  align-self: center;
  display: none;
}
.modal-foot .copied.show { display: block; }

@media (max-width: 600px) {
  .topbar-nav { display: none; }
  .topbar-actions { gap: 6px; }
  .modal { max-height: 95vh; }
  .modal-head { padding: 16px; gap: 12px; }
  .modal-code { padding: 16px; font-size: 12px; }
}