/*
  MEA TOOLS — ROTATE PDF STYLES
  ===============================
*/

.mea-tool-header { margin-bottom: 32px; }

.mea-back-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mea-text-muted);
  margin-bottom: 20px;
}
.mea-back-link:hover { color: var(--mea-accent-text); }

.mea-tool-header h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 38px);
  letter-spacing: 0.02em;
  margin: 8px 0 8px;
  color: var(--mea-text-primary);
}
.mea-tool-header p {
  font-size: 14.5px;
  color: var(--mea-text-secondary);
  margin: 0;
  max-width: 50ch;
}

/* ---------- Drop zone ---------- */

.mea-drop-zone {
  border: 1px dashed var(--mea-border-strong);
  border-radius: var(--mea-radius-lg);
  padding: 48px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.mea-drop-zone:hover, .mea-drop-zone.drag-active {
  border-color: var(--mea-accent);
  background: var(--mea-accent-muted);
}
.mea-drop-zone p { margin: 0; color: var(--mea-text-secondary); font-size: 14px; }
.mea-drop-zone .dz-sub { font-size: 12px; color: var(--mea-text-muted); margin-top: 6px; }
.mea-drop-zone span { color: var(--mea-accent-text); font-weight: 600; }

.mea-status { margin-top: 14px; font-size: 13px; min-height: 18px; }

/* ---------- Thumbnails ---------- */

.mea-thumbnails { margin-top: 28px; }
.mea-thumbnails h2 { font-size: 14px; font-weight: 600; color: var(--mea-text-primary); margin-bottom: 4px; }
.mea-thumbnails .mea-hint { font-size: 12.5px; color: var(--mea-text-muted); margin-bottom: 16px; }

.mea-thumb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
  max-height: 560px;
  overflow-y: auto;
  padding: 4px;
}

.mea-thumb-item {
  border-radius: var(--mea-radius-md);
  overflow: hidden;
  border: 1px solid var(--mea-border);
  background: var(--mea-surface);
  cursor: grab;
  transition: opacity 0.15s ease, border-color 0.15s ease;
}
.mea-thumb-item.is-dragging { opacity: 0.35; }
.mea-thumb-item.is-removed { opacity: 0.35; border-color: var(--mea-danger-border); }

.mea-thumb-canvas-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  min-height: 120px;
  transition: transform 0.25s ease;
}

.mea-thumb-canvas {
  max-width: 100%;
  max-height: 160px;
  display: block;
  background: white;
  border: 1px solid var(--mea-border);
}

.mea-thumb-label {
  font-size: 11px;
  color: var(--mea-text-muted);
  text-align: center;
  padding: 2px 4px 8px;
}

.mea-thumb-toolbar {
  display: flex;
  border-top: 1px solid var(--mea-border);
}

.mea-thumb-btn {
  flex: 1;
  padding: 9px 4px;
  color: var(--mea-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  border-right: 1px solid var(--mea-border);
  transition: color 0.15s ease, background 0.15s ease;
}
.mea-thumb-btn:last-child { border-right: none; }
.mea-thumb-btn svg { width: 15px; height: 15px; }
.mea-thumb-btn:hover { color: var(--mea-accent-text); background: var(--mea-accent-muted); }
.mea-thumb-btn-danger:hover { color: var(--mea-danger-text); background: var(--mea-danger-bg); }

/* ---------- Action button ---------- */

.mea-controls { margin-top: 24px; }

.mea-btn-primary {
  width: 100%;
  padding: 13px;
  background: var(--mea-accent);
  color: #061121;
  border: none;
  border-radius: var(--mea-radius-md);
  font-size: 14.5px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease;
}
.mea-btn-primary:hover { background: #ffffff; transform: translateY(-1px); }
.mea-btn-primary:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* ---------- FAQ ---------- */

.mea-faq {
  margin-top: 48px;
  border-top: 1px solid var(--mea-border);
  padding-top: 24px;
}
.mea-faq h2 { font-size: 16px; font-weight: 600; margin: 0 0 16px; color: var(--mea-text-primary); }

.mea-faq-item {
  margin-bottom: 4px;
  border-bottom: 1px solid var(--mea-border);
}
.mea-faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--mea-text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.mea-faq-item summary::-webkit-details-marker { display: none; }
.mea-faq-item summary::after {
  content: "+";
  font-size: 18px;
  font-weight: 400;
  color: var(--mea-text-muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
  margin-left: 12px;
}
.mea-faq-item[open] summary::after { transform: rotate(45deg); }
.mea-faq-item summary:hover { color: var(--mea-accent-text); }
.mea-faq-item p { font-size: 13.5px; color: var(--mea-text-secondary); margin: 0 4px 16px; }