:root {
  --bg:         #0f0f11;
  --surface:    #17171a;
  --surface2:   #1e1e23;
  --border:     #2a2a31;
  --border-hi:  #3d3d48;
  --accent:     #e8ff47;
  --accent-dim: #b8cc2e;
  --text:       #e8e8ec;
  --text-dim:   #7a7a8a;
  --text-muted: #45454f;
  --danger:     #ff4d4d;
  --radius:     6px;
  --radius-lg:  12px;
  --font-ui:    'Syne', sans-serif;
  --font-mono:  'DM Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

/* ── Header ── */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 100;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo { display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 700; letter-spacing: -0.02em; text-decoration: none; color: var(--text); }
.logo-icon { font-size: 20px; color: var(--accent); line-height: 1; }
.logo-text strong { color: var(--accent); }
.header-actions { display: flex; gap: 10px; align-items: center; }

/* ── Buttons ── */
.btn {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-primary {
  background: var(--accent);
  color: #0f0f11;
  border-color: var(--accent);
}
.btn-primary:hover:not(:disabled) { background: var(--accent-dim); border-color: var(--accent-dim); }
.btn-ghost {
  background: transparent;
  color: var(--text-dim);
  border-color: var(--border);
}
.btn-ghost:hover:not(:disabled) { border-color: var(--border-hi); color: var(--text); background: var(--surface2); }
.btn.small { font-size: 12px; padding: 6px 12px; }

/* ── Main ── */
.app-main {
  padding: 40px 28px 28px;
  max-width: 1400px;
  margin: 0 auto;
}

/* ── Accounts panel ── */
.account-panel {
  position: fixed;
  bottom: 20px; right: 20px;
  z-index: 9000;
  background: var(--surface);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  min-width: 220px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}

.account-panel.hidden {
  display: none;
}

.account-panel__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.account-panel__title {
  font-weight: 700;
  color: var(--text);
}

.account-panel__status {
  font-weight: 600;
  margin-bottom: 4px;
}

.account-panel__status.pro {
  color: var(--accent);
}

.account-panel__status.free {
  color: var(--text-dim);
}

.account-panel__end-date {
  color: var(--text-muted);
  font-size: 11px;
  margin-bottom: 14px;
  font-family: var(--font-mono)
}

.account-panel__actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.account-panel__actions .btn {
  width: 100%;
  justify-content: flex-start;
}

.account-panel__user-id {
  color: var(--text-muted);
  font-size: 11px;
  font-family: var(--font-mono);
}

.account-float-btn {
  line-height: 50px;
  text-align: center;
  position: fixed;
  bottom: 20px; 
  right: 20px;
  z-index: 9001;
  background: var(--surface);
  border: 1px solid var(--border-hi);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 20px;
  cursor: pointer;
  color: var(--text);
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}

/* ── Upload Zone ── */
.upload-zone {
  position: relative;
  border: 1.5px dashed var(--border-hi);
  border-radius: var(--radius-lg);
  background: var(--surface);
  padding: 56px 24px;
  text-align: center;
  transition: border-color 0.2s, background 0.2s;
  cursor: pointer;
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 5%, var(--surface));
}
.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}
.upload-zone-content { pointer-events: none; }
.upload-icon { font-size: 36px; margin-bottom: 14px; color: var(--accent); display: block; }
.upload-label { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.upload-link { color: var(--accent); }
.upload-hint { font-size: 13px; color: var(--text-dim); font-family: var(--font-mono); }

/* ── Status Bar ── */
.status-bar {
  margin-top: 14px;
  padding: 10px 16px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--accent);
}
.status-bar.hidden { display: none; }

/* ── Pages Section ── */
#pagesSection {
  padding: 0 28px 60px;
  max-width: 1400px;
  margin: 0 auto;
}
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 28px 0 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
.section-header h2 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.page-count {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--surface2);
  color: var(--accent);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 20px;
}
.hint { font-size: 12px; font-family: var(--font-mono); color: var(--text-muted); }

/* ── Page Grid ── */
.page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
  align-items: stretch;
}

/* ── Page Item ── */
.page-item {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
  display: flex;
  flex-direction: column; 
  justify-content: space-between;
  user-select: none;
}
.page-item:hover {
  border-color: var(--border-hi);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.page-item.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 8px 24px rgba(232,255,71,0.1);
}
.page-item.dragging {
  opacity: 0.4;
  transform: scale(0.97);
}

/* ── Thumb ── */
.thumb {
  position: relative;
  background: #1a1a1d;
  flex: 1;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.thumb-canvas {
  display: block;
  max-width: 100%;
  height: auto;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}
.thumb-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  transition: all 0.18s ease;
}
.page-item:hover .thumb-overlay {
  background: rgba(0,0,0,0.55);
  opacity: 1;
}

/* ── Icon Actions ── */
.icon-action {
  font-family: var(--font-ui);
  font-size: 18px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.18);
  color: #fff;
  border-radius: 8px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  overflow: visible;
}
.icon-action:hover { background: rgba(255,255,255,0.25); transform: scale(1.08); }
.icon-action.small { width: 28px; height: 28px; font-size: 13px; border-radius: 6px;}
.icon-action.danger { background: rgba(255,77,77,0.15); border-color: rgba(255,77,77,0.3); color: #ff6b6b; }
.icon-action.danger:hover { background: rgba(255,77,77,0.35); }

/* ── Page Footer ── */
.page-footer {
  padding: 8px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  border-top: 1px solid var(--border);
  background: var(--surface2);
}

/* ── TOC Checkbox ── */
.toc-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  flex-shrink: 0;
}
.toc-label input[type="checkbox"] {
  display: none;
}
.toc-icon {
  font-size: 14px;
  color: var(--text-muted);
  transition: color 0.15s, text-shadow 0.15s;
  padding: 2px 4px;
  border-radius: 4px;
  border: 1px solid transparent;
}
.toc-label:hover .toc-icon {
  color: var(--text-dim);
  border-color: var(--border);
}
.toc-label input:checked + .toc-icon {
  color: var(--accent);
  text-shadow: 0 0 8px rgba(232,255,71,0.4);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.page-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  background: transparent;
  border: none;
  color: var(--text-dim);
  min-width: 0;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.page-title:focus { outline: none; color: var(--text); }
.page-actions { display: flex; gap: 4px; flex-shrink: 0 }

/* ── OVERLAY ── */
.overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.overlay.hidden { display: none; }
.overlay-panel {
  background: var(--surface);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-lg);
  width: min(96vw, 960px);
  max-height: 96vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,0.7);
}
.overlay-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.overlay-title { font-size: 15px; font-weight: 700; letter-spacing: -0.01em; }

/* ── Editor Toolbar ── */
.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 18px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  flex-wrap: wrap;
}
.toolbar-group {
  display: flex;
  align-items: center;
  gap: 6px;
}
.toolbar-label {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-right: 2px;
}
.zoom-display {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  min-width: 44px;
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 8px;
}

.overlay-body {
  flex: 1;
  overflow: auto;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px;
  background: #0a0a0c;
}
.overlay-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.crop-info {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

/* ── Preview + Crop UI ── */
.preview-wrapper {
  position: relative;
  display: inline-block;
  line-height: 0;
  box-shadow: 0 0 0 1px var(--border), 0 12px 40px rgba(0,0,0,0.5);
}

#previewCanvas {
  display: block;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

/* ── Crop Mask ── */
#cropMask { position: absolute; inset: 0; pointer-events: none; }
#cropMask .mask { position: absolute; background: rgba(0,0,0,0.6); }

/* ── Selection Box ── */
#selectionBox {
  position: absolute;
  border: 1.5px solid var(--accent);
  box-sizing: border-box;
  pointer-events: auto;
  cursor: move;
}
#selectionBox::after {
  content: '';
  position: absolute;
  inset: -1px;
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}

/* ── Handles ── */
.handle {
  position: absolute;
  background: var(--accent);
  border: 1.5px solid #0f0f11;
  border-radius: 2px;
  z-index: 2;
}
.handle.tl, .handle.tr, .handle.bl, .handle.br { width: 10px; height: 10px; }
.handle.tl { top: -5px;    left: -5px;   cursor: nwse-resize; }
.handle.tr { top: -5px;    right: -5px;  cursor: nesw-resize; }
.handle.bl { bottom: -5px; left: -5px;   cursor: nesw-resize; }
.handle.br { bottom: -5px; right: -5px;  cursor: nwse-resize; }
.handle.tm, .handle.bm { width: 28px; height: 6px; border-radius: 3px; }
.handle.ml, .handle.mr { width: 6px;  height: 28px; border-radius: 3px; }
.handle.tm { top: -3px;    left: 50%; transform: translateX(-50%); cursor: ns-resize; }
.handle.bm { bottom: -3px; left: 50%; transform: translateX(-50%); cursor: ns-resize; }
.handle.ml { left: -3px;   top: 50%;  transform: translateY(-50%); cursor: ew-resize; }
.handle.mr { right: -3px;  top: 50%;  transform: translateY(-50%); cursor: ew-resize; }

/* ── No select during drag ── */
.noselect, .noselect * {
  user-select: none !important;
  -webkit-user-select: none !important;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-hi); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }
/* ── Vista perspectiva (botones grid/list) ── */
.section-perspective {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  gap: 0.5rem;
  padding: 20px 28px 0;
  max-width: 1400px;
  margin: 0 auto;
}

/* ── Vista listada ── */
.page-grid.view-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  padding: 24px 0;
}
.page-grid.view-list .page-item {
  flex-direction: column;
  width: 100%;
  max-width: 860px;
  border-radius: var(--radius);
  transform: none !important;
  box-shadow: 0 4px 32px rgba(0,0,0,0.5);
}
.page-grid.view-list .page-item:hover {
  transform: none !important;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
}
.page-grid.view-list .thumb { min-height: unset; width: 100%; }
.page-grid.view-list .thumb-canvas { width: 100%; height: auto; display: block; }
.page-grid.view-list .page-footer { padding: 10px 16px; }

/* ── Botón de vista activo ── */
.view-btn.active {
  background: var(--surface2);
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Add More Zone ── */
.add-more-zone {
  margin: 1.5rem auto;
  max-width: 480px;
  border: 2px dashed var(--border);
  border-radius: 10px;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s, border-color 0.2s;
  background: transparent;
}
.add-more-zone:hover     { opacity: 1; border-color: var(--accent); }
.add-more-zone.drag-over { opacity: 1; border-color: var(--accent); background: rgba(200,255,0,.05); }
.add-more-zone input     { display: none; }
.add-more-content        { display: flex; align-items: center; gap: .6rem; pointer-events: none; }
.add-more-icon           { font-size: 1.3rem; line-height: 1; color: var(--accent); }
.add-more-label          { margin: 0; font-size: .85rem; color: var(--text); }
.add-more-zone.hidden    { display: none; }

/* ── Drag ghost ── */
#drag-ghost {
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  animation: ghost-appear 0.12s ease-out forwards;
}
@keyframes ghost-appear {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 0.92; transform: scale(1) rotate(2deg); }
}
.ghost-single {
  width: 160px; border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 12px 40px rgba(0,0,0,0.6), 0 0 0 2px var(--accent);
}
.ghost-single canvas { width: 100%; height: auto; display: block; }
.ghost-multi {
  width: 120px; height: 120px;
  background: var(--surface2); border: 2px solid var(--accent);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 40px rgba(0,0,0,0.6), 0 0 20px rgba(232,255,71,0.15);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
}
.ghost-multi .ghost-count { font-family: var(--font-ui); font-size: 36px; font-weight: 800; color: var(--accent); line-height: 1; }
.ghost-multi .ghost-label { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); }