/* Swift PDF — Image to PDF tool (functional workspace, brand-skinned) */

#tool { padding-top: 8px; }

.toolbar {
  display: flex; align-items: center; justify-content: center; flex-wrap: wrap;
  gap: 12px; padding: 0 24px 36px;
}

.orient-group { display: flex; border: 1px solid var(--border); border-radius: var(--r-btn); overflow: hidden; }
.orient-btn {
  padding: 11px 18px; font-family: var(--font-body); font-size: 0.86rem; font-weight: 500;
  cursor: pointer; background: var(--surface2); color: var(--muted); border: none;
  display: flex; align-items: center; gap: 7px; transition: all 0.15s;
}
.orient-btn.active { background: var(--surface); color: var(--text); }
.orient-btn:hover:not(.active) { color: var(--text); }

#dropzone {
  margin: 0 auto 40px; max-width: 760px; width: calc(100% - 48px);
  border: 2px dashed var(--border); border-radius: var(--r-card);
  padding: 52px 24px; text-align: center; transition: all 0.2s; cursor: pointer;
  background: var(--surface);
}
#dropzone.drag-over { border-color: var(--accent); background: rgba(168,232,24,0.06); }
#dropzone svg { color: var(--muted); margin: 0 auto 16px; }
#dropzone h3 { font-size: 1.1rem; margin-bottom: 8px; }
#dropzone p { color: var(--muted); font-size: 0.85rem; }
#dropzone p span { color: var(--accent); font-weight: 500; }
#fileInput { display: none; }

#pagesSection { display: none; padding: 0 24px 60px; }

.section-header {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1100px; margin: 0 auto 24px;
}
.section-header h2 { font-size: 1.1rem; }
.page-count {
  font-size: 0.8rem; color: var(--muted); background: var(--surface2);
  border: 1px solid var(--border); padding: 4px 12px; border-radius: var(--r-pill);
}

#pagesGrid { display: flex; flex-wrap: wrap; gap: 20px; justify-content: center; max-width: 1100px; margin: 0 auto; }

.page-card {
  position: relative; flex-shrink: 0; border-radius: 10px; overflow: hidden;
  border: 1.5px solid var(--border); background: var(--surface);
  transition: border-color 0.2s;
}
.page-card:hover { border-color: var(--accent2); }

.a4-canvas { position: relative; background: #ffffff; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.a4-canvas img { max-width: 100%; max-height: 100%; object-fit: contain; display: block; }

.card-controls { position: absolute; top: 6px; right: 6px; display: flex; gap: 5px; opacity: 0; transition: opacity 0.18s; }
.page-card:hover .card-controls { opacity: 1; }

.card-btn { width: 28px; height: 28px; border-radius: 7px; border: none; cursor: pointer; display: grid; place-items: center; font-size: 0; transition: all 0.15s; }
.card-btn svg { pointer-events: none; }
.card-btn-del { background: var(--danger); }
.card-btn-del:hover { background: #ff4444; }
.card-btn-up, .card-btn-dn { background: var(--surface2); border: 1px solid var(--border); }
.card-btn-up:hover, .card-btn-dn:hover { background: var(--border); }
.card-btn-rot { background: var(--accent2); }
.card-btn-rot:hover { background: #7fc810; }
.card-btn-crop { background: var(--warn); }
.card-btn-crop:hover { background: #ffb93a; }

.card-num { position: absolute; bottom: 6px; left: 8px; font-size: 0.7rem; font-weight: 600; color: #fff; background: rgba(0,0,0,0.55); padding: 2px 7px; border-radius: 5px; }
.crop-badge { position: absolute; bottom: 6px; right: 8px; font-size: 0.62rem; font-weight: 600; color: #0e0e11; background: var(--warn); padding: 2px 7px; border-radius: 5px; }

/* ── CROP MODAL ── */
#cropModal {
  display: none; position: fixed; inset: 0;
  background: rgba(10,10,13,0.94); backdrop-filter: blur(6px);
  z-index: 500; flex-direction: column;
}
#cropModal.open { display: flex; }

.crop-topbar {
  flex-shrink: 0; display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; background: rgba(23,23,28,0.95); border-bottom: 1px solid var(--border);
  gap: 12px; flex-wrap: wrap;
}
.crop-title { font-family: var(--font-display); font-size: 0.9rem; font-weight: 700; color: var(--text); white-space: nowrap; }
.crop-topbar-right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.crop-ctrl-btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border-radius: var(--r-btn);
  font-size: 0.82rem; font-weight: 500; cursor: pointer; border: none; transition: all 0.15s;
}
.crop-ctrl-btn.apply { background: var(--accent); color: #0e0e11; }
.crop-ctrl-btn.apply:hover { background: var(--accent-bright); }
.crop-ctrl-btn.apply:disabled { opacity: 0.35; cursor: not-allowed; }
.crop-ctrl-btn.reset { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.crop-ctrl-btn.reset:hover { background: var(--border); }
.crop-ctrl-btn.cancel { background: transparent; color: var(--danger); border: 1px solid rgba(255,107,107,0.3); }
.crop-ctrl-btn.cancel:hover { background: rgba(255,107,107,0.1); }

.crop-zoom-group { display: flex; align-items: center; gap: 6px; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--r-btn); padding: 4px 6px; }
.zoom-btn { width: 30px; height: 30px; border-radius: 6px; border: none; cursor: pointer; background: transparent; color: var(--text); display: grid; place-items: center; transition: background 0.15s; }
.zoom-btn:hover { background: var(--border); }
.zoom-btn:active { background: var(--accent); color: #0e0e11; }
.zoom-level { min-width: 52px; text-align: center; font-size: 0.78rem; font-weight: 600; color: var(--text); font-variant-numeric: tabular-nums; cursor: pointer; user-select: none; }
.zoom-level:hover { color: var(--accent); }

.crop-workspace { flex: 1; overflow: hidden; display: flex; align-items: center; justify-content: center; position: relative; min-height: 0; }
#cropCanvas { display: block; touch-action: none; cursor: crosshair; }
#cropCanvas.panning { cursor: grabbing; }

.crop-hint-bar { flex-shrink: 0; text-align: center; padding: 10px; font-size: 0.75rem; color: var(--muted); border-top: 1px solid var(--border); background: rgba(23,23,28,0.8); }
.crop-hint-bar span { color: var(--text); font-weight: 500; }

/* ── LOADING OVERLAY ── */
#loadingOverlay {
  display: none; position: fixed; inset: 0;
  background: rgba(14,14,17,0.82); backdrop-filter: blur(4px);
  z-index: 999; place-items: center;
}
#loadingOverlay.show { display: grid; }
.loader-box { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-card); padding: 36px 48px; text-align: center; }
.spinner { width: 44px; height: 44px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.75s linear infinite; margin: 0 auto 16px; }
@keyframes spin { to { transform: rotate(360deg); } }
.loader-box p { font-size: 0.9rem; color: var(--muted); }

@media (max-width: 560px) {
  .toolbar { gap: 8px; }
  #dropzone { width: calc(100% - 32px); padding: 40px 16px; }
  .crop-topbar { padding: 10px 12px; }
  .crop-ctrl-btn { padding: 7px 12px; font-size: 0.78rem; }
}