/* =====================================================================
   DSPDF — PDF Editor styles
   ===================================================================== */

.editor-body {
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--bg-dark);
}

/* ---------- Header ---------- */
.editor-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 8px 12px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  height: 56px;
  flex-shrink: 0;
  z-index: 50;
}
.editor-header__left,
.editor-header__right { display: flex; align-items: center; gap: var(--space-2); }
.editor-header__left { flex: 1; min-width: 0; }
.editor-header__center { display: flex; gap: var(--space-2); }
.editor-header__right { justify-content: flex-end; }
.editor-header__brand { display: inline-flex; align-items: center; color: var(--text-primary); }
.editor-header__file {
  font-size: 0.85rem;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 40vw;
}

.editor-seo-heading {
  margin: 0 0 2px;
  font-size: 0.92rem;
  line-height: 1.25;
  font-weight: 800;
  color: var(--accent);
}
.editor-notice p {
  margin: 0;
}

.editor-notice {
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.82rem;
  padding: 6px 12px;
  text-align: center;
  border-bottom: 1px solid var(--border-soft);
  flex-shrink: 0;
}

/* ---------- Buttons ---------- */
.ed-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.ed-btn:hover { background: var(--bg-card); }
.ed-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.ed-btn--primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.ed-btn--primary:hover { background: var(--accent-hover); }
.ed-btn--ghost { background: transparent; border-color: transparent; }
.ed-btn--ghost:hover { background: var(--bg-elevated); }
.ed-btn--icon { width: 36px; padding: 0; font-size: 1.1rem; }
.ed-btn--sm { min-height: 30px; padding: 4px 10px; font-size: 0.8rem; }

/* ---------- Main layout ---------- */
.editor-main {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr) 300px;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* ---------- Thumbnails ---------- */
.editor-thumbs {
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.editor-thumbs__header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px;
  font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-soft);
}
.editor-thumbs__header .ed-btn { display: none; }
.ed-page-actions{display:flex;gap:3px;align-items:center;flex-wrap:wrap;margin-left:auto}.ed-page-actions .ed-btn{display:inline-flex;min-width:28px;padding:3px 6px;font-weight:700}.ed-page-actions #ed-page-delete{color:#ef4444}.ed-page-actions #ed-page-rotate{color:#2563eb}
.editor-thumbs__list {
  overflow-y: auto;
  padding: var(--space-3);
  display: flex; flex-direction: column; gap: var(--space-3);
}
.ed-thumb {
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  background: var(--bg-dark);
  padding: 4px;
  cursor: pointer;
  text-align: center;
  transition: border-color var(--transition);
}
.ed-thumb:hover { border-color: var(--border); }
.ed-thumb.is-active { border-color: var(--accent); }
.ed-thumb canvas { max-width: 100%; height: auto; display: block; margin: 0 auto; }
.ed-thumb__num {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ---------- Stage ---------- */
.editor-stage {
  display: flex;
  flex-direction: column;
  min-height: 0;
  position: relative;
  background: #0f1a2b;
}
[data-theme="light"] .editor-stage { background: #E2E8F0; }

.editor-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}

.editor-viewport {
  flex: 1;
  overflow: auto;
  padding: var(--space-5);
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.editor-canvas-wrap {
  position: relative;
  background: #fff;
  box-shadow: var(--shadow-lg);
  touch-action: none;
  user-select: none;
}
.editor-canvas-wrap canvas {
  display: block;
  max-width: 100%;
  height: auto;
}
.editor-overlay-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 5;
}
.editor-overlay-layer .ed-elem {
  position: absolute;
  pointer-events: auto;
  cursor: move;
}
.editor-overlay-layer .ed-elem.is-selected {
  outline: 1.5px solid var(--accent);
  outline-offset: 2px;
}
.editor-overlay-layer .ed-elem .ed-handle {
  position: absolute;
  width: 12px; height: 12px;
  background: #fff;
  border: 2px solid var(--accent);
  border-radius: 50%;
  z-index: 2;
}
.editor-overlay-layer .ed-elem .ed-handle[data-h="nw"] { left: -6px; top: -6px; cursor: nwse-resize; }
.editor-overlay-layer .ed-elem .ed-handle[data-h="ne"] { right: -6px; top: -6px; cursor: nesw-resize; }
.editor-overlay-layer .ed-elem .ed-handle[data-h="sw"] { left: -6px; bottom: -6px; cursor: nesw-resize; }
.editor-overlay-layer .ed-elem .ed-handle[data-h="se"] { right: -6px; bottom: -6px; cursor: nwse-resize; }
.editor-overlay-layer .ed-elem .ed-delete {
  position: absolute;
  right: -10px; top: -10px;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--danger);
  color: #fff;
  border: 2px solid var(--bg-card);
  font-size: 0.7rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  z-index: 3;
}

.editor-overlay-layer .ed-text-content {
  width: 100%; height: 100%;
  pointer-events: auto;
  cursor: text;
  overflow: hidden;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.25;
  font-family: Helvetica, Arial, sans-serif;
}
.editor-overlay-layer .ed-text-editable {
  outline: none;
  min-width: 40px;
}
.editor-hit-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.editor-hit-layer.is-drawing { pointer-events: auto; cursor: crosshair; }

/* ---------- Bottom bar ---------- */
.editor-bottombar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 12px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  flex-shrink: 0;
}
.editor-bottombar__spacer { flex: 1; }
.editor-page-indicator,
.editor-zoom-indicator {
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  min-width: 60px;
  text-align: center;
}

/* ---------- Tools panel ---------- */
.editor-tools {
  background: var(--bg-card);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.editor-tools__header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px;
  font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-soft);
}
.editor-tools__header .ed-btn { display: none; }

.editor-tool-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  padding: 6px;
  border-bottom: 1px solid var(--border-soft);
}
.ed-tool-tab {
  padding: 8px 6px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
}
.ed-tool-tab.is-active {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent);
}

.editor-tools__body {
  overflow-y: auto;
  padding: var(--space-3);
  flex: 1;
}
.editor-panel { display: none; }
.editor-panel.is-active { display: block; }

.ed-tool-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
  text-align: left;
  cursor: pointer;
  margin-bottom: 8px;
  transition: background var(--transition), border-color var(--transition);
}
.ed-tool-btn:hover { background: var(--bg-card); border-color: var(--accent); }
.ed-tool-btn.is-active { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.ed-tool-btn__icon {
  width: 28px; height: 28px;
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}
.ed-tool-btn__label { flex: 1; font-weight: 600; }
.ed-tool-btn__hint {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-top: 2px;
}

.editor-props {
  background: var(--bg-dark);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  margin-top: var(--space-3);
  border: 1px solid var(--border-soft);
}
.ed-prop-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 0.85rem;
}
.ed-prop-row:last-child { margin-bottom: 0; }
.ed-prop-row label { min-width: 60px; color: var(--text-secondary); }
.ed-prop-row input[type="range"] { flex: 1; }
.ed-prop-row input[type="color"] {
  width: 36px; height: 28px; padding: 0; border: 1px solid var(--border);
  background: transparent; border-radius: 6px; cursor: pointer;
}
.ed-prop-row select,
.ed-prop-row input[type="text"] {
  background: var(--bg-dark);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 0.85rem;
  flex: 1;
  min-width: 0;
}
.editor-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--space-3);
  line-height: 1.5;
}

.editor-sign-preview {
  margin-top: var(--space-3);
  padding: var(--space-3);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-align: center;
}
.editor-sign-preview img { max-height: 80px; }

.editor-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

/* Signature draw pad */
.sign-pad {
  position: relative;
  border: 2px dashed var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  height: 180px;
  touch-action: none;
}
.sign-pad canvas { width: 100%; height: 100%; display: block; cursor: crosshair; }
.sign-type-input {
  width: 100%;
  padding: 10px 12px;
  font-size: 1.5rem;
  font-family: "Dancing Script", cursive;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: #000;
}
.sign-font-choice { display: flex; gap: 8px; margin-top: 8px; }
.sign-font-choice button {
  flex: 1; padding: 8px; background: #fff; border: 1px solid var(--border);
  color: #000; border-radius: 6px; cursor: pointer;
}
.sign-font-choice button.is-active { border-color: var(--accent); background: var(--accent-soft); }

/* ---------- Mobile bar ---------- */
.editor-mobile-bar {
  display: none;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 8px;
  padding-bottom: calc(8px + env(safe-area-inset-bottom, 0));
  gap: var(--space-2);
  justify-content: space-around;
}

/* ---------- Element-specific ---------- */
.ed-elem[data-type="text"] {
  min-width: 40px;
  min-height: 20px;
}
.ed-elem[data-type="text"] .ed-text-content {
  padding: 2px 4px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .editor-main { grid-template-columns: 160px minmax(0, 1fr) 260px; }
}

@media (max-width: 768px) {
  .editor-canvas-wrap { touch-action: auto; }
  .editor-main { grid-template-columns: 1fr; }
  .editor-thumbs {
    position: fixed;
    top: 0; bottom: 0; left: 0;
    width: 240px;
    z-index: 80;
    transform: translateX(-100%);
    transition: transform 220ms ease;
    box-shadow: var(--shadow-lg);
  }
  .editor-thumbs.is-open { transform: translateX(0); }
  .editor-thumbs__header .ed-btn { display: inline-flex; }

  .editor-tools {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    max-height: 70vh;
    border-left: none;
    border-top: 1px solid var(--border);
    transform: translateY(100%);
    transition: transform 220ms ease;
    z-index: 80;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }
  .editor-tools.is-open { transform: translateY(0); }
  .editor-tools__header .ed-btn { display: inline-flex; }

  .editor-header__center { display: none; }
  .editor-mobile-bar { display: flex; }
  .editor-header { height: 48px; }
  .editor-header__file { font-size: 0.78rem; max-width: 55vw; }
  .editor-stage { min-height: 0; }
  .editor-bottombar { padding: 4px 8px; font-size: 0.78rem; }
}

@media (min-width: 769px) {
  .editor-mobile-bar { display: none; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .editor-thumbs, .editor-tools { transition: none; }
}

/* Robust editor upload/viewport behavior */
.editor-empty[hidden], .editor-viewport[hidden], .editor-bottombar[hidden] { display: none !important; }
.editor-viewport { min-width: 0; min-height: 0; overflow: auto; }
.editor-canvas-wrap { flex: 0 0 auto; }

@media (max-width: 768px) {
  .editor-viewport {
    width: 100%; min-width: 0; padding: 12px;
    justify-content: flex-start; align-items: flex-start;
    overflow: auto; -webkit-overflow-scrolling: touch;
    touch-action: pan-x pan-y;
  }
  .editor-stage { width: 100%; min-width: 0; }
  .editor-canvas-wrap { max-width: none; margin: 0 auto; }
  .editor-canvas-wrap canvas { max-width: none; }
  .editor-empty { padding: 12px; }
  .editor-empty .upload-zone { max-width: 100%; }
  .editor-main { min-height: 0; }
}

.sign-controls { display:flex; gap:12px; align-items:center; flex-wrap:wrap; margin:8px 0 10px; }
.sign-controls label { display:flex; align-items:center; gap:6px; font-size:.85rem; color:var(--text-secondary); }
.sign-controls input[type=color] { width:34px; height:28px; padding:0; border:1px solid var(--border); border-radius:6px; }
.sign-controls input[type=range] { width:110px; }

/* v4: editor navigation + reliable mobile panning */
@media (max-width: 768px){
  .editor-header__right{gap:5px;}
  .editor-header__right .ed-btn{padding:5px 7px;font-size:.72rem;}
  .editor-canvas-wrap{touch-action:auto;}
  .editor-hit-layer.is-drawing{touch-action:none;}
}

/* Mobile / touch browsers: keep editor controls reachable and PDF fitted */
@media (max-width: 900px), (pointer:coarse){
  .editor-body{height:100dvh;min-height:100vh;overflow:hidden;}
  .editor-main{grid-template-columns:1fr;min-height:0;position:relative;}
  .editor-tools{position:fixed!important;left:0;right:0;bottom:0;max-height:72dvh;overflow:auto;z-index:200!important;transform:translateY(100%);-webkit-overflow-scrolling:touch;}
  .editor-tools.is-open{transform:translateY(0);}
  .editor-mobile-bar{display:flex!important;position:relative;z-index:210;flex-shrink:0;}
  .editor-viewport{width:100%;min-width:0;padding:8px;overflow:auto!important;-webkit-overflow-scrolling:touch;touch-action:pan-x pan-y;}
  .editor-stage{min-height:0;height:100%;}
  .editor-canvas-wrap{margin:0 auto;touch-action:auto;max-width:none;}
  .editor-canvas-wrap canvas{max-width:none;}
  .editor-overlay-layer .ed-elem{touch-action:none;}
  .ed-page-actions{max-width:180px;}
}


/* v12: reliable mobile editor viewport/toolbar layout */
.editor-empty.is-hidden,.editor-viewport.is-hidden{display:none!important}
@media (max-width:900px),(pointer:coarse){
  .editor-body{height:100dvh;min-height:100dvh;overflow:hidden;}
  .editor-main{height:calc(100dvh - 48px - 52px - 58px);flex:0 0 auto;min-height:0;display:grid;grid-template-columns:1fr;overflow:hidden;}
  .editor-stage{height:100%;min-height:0;overflow:hidden;}
  .editor-viewport{height:100%;min-height:0;overflow:auto!important;display:flex;align-items:flex-start;justify-content:center;padding:8px;touch-action:pan-x pan-y;-webkit-overflow-scrolling:touch;}
  .editor-canvas-wrap{margin:0 auto;max-width:none;flex:0 0 auto;touch-action:none;}
  .editor-canvas-wrap canvas{max-width:none;}
  .editor-overlay-layer .ed-elem{touch-action:none;will-change:left,top,width,height;}
  .editor-hit-layer.is-drawing{touch-action:none;}
  .editor-bottombar{flex:0 0 auto;position:relative;z-index:205;}
  .editor-mobile-bar{display:flex!important;position:fixed!important;left:0;right:0;bottom:0;z-index:260!important;flex-shrink:0;min-height:58px;box-sizing:border-box;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px));background:var(--bg-card);}
  .editor-tools{z-index:250!important;}
}
@media (min-width:901px) and (pointer:fine){.editor-creator-badge{display:block;}}
@media (max-width:900px),(pointer:coarse){.editor-creator-badge{display:none!important;}}
.editor-creator-badge{position:fixed;right:10px;bottom:66px;z-index:240;font-size:.68rem;letter-spacing:.04em;color:var(--text-muted);background:rgba(15,23,42,.72);padding:4px 8px;border-radius:999px;pointer-events:none;}

/* v13: mobile editor layout — keep the PDF viewport and both toolbars inside
   the actual browser content area. The previous fixed quick-bar could cover
   the page-navigation bar, while the hard-coded main height ignored the
   variable-height notice/header. */
@media (max-width: 900px), (pointer: coarse) {
  .editor-body {
    height: 100dvh;
    min-height: 100dvh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  .editor-header,
  .editor-notice,
  .editor-mobile-bar {
    flex: 0 0 auto;
  }

  .editor-main {
    height: auto !important;
    flex: 1 1 auto !important;
    min-height: 0 !important;
    overflow: hidden !important;
    display: grid;
    grid-template-columns: 1fr;
  }

  .editor-stage {
    height: auto !important;
    min-height: 0 !important;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  .editor-viewport {
    flex: 1 1 auto !important;
    width: 100%;
    height: auto !important;
    min-height: 0 !important;
    box-sizing: border-box;
    overflow: auto !important;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 10px;
    touch-action: pan-x pan-y;
  }

  .editor-canvas-wrap {
    flex: 0 0 auto;
    margin: 0 auto;
    max-width: none;
  }

  /* Do not let the quick toolbar float over the page-navigation bar. */
  .editor-mobile-bar {
    position: relative !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    width: 100%;
    z-index: 260 !important;
    box-sizing: border-box;
  }

  .editor-bottombar {
    position: relative;
    z-index: 205;
    flex: 0 0 auto;
    min-height: 46px;
    box-sizing: border-box;
  }

  .editor-tools {
    z-index: 500 !important;
  }

  .editor-thumbs {
    z-index: 490 !important;
  }
}

/* Keep page navigation comfortably tappable on narrow phones. */
@media (max-width: 520px) {
  .editor-bottombar {
    padding: 5px 8px;
    gap: 6px;
  }
  .editor-bottombar .ed-btn--icon {
    width: 40px;
    min-width: 40px;
    min-height: 38px;
  }
  .editor-page-indicator,
  .editor-zoom-indicator {
    min-width: 52px;
  }
  .editor-bottombar #ed-zoom-fit {
    min-width: 48px;
  }
}


/* v16: Select / Pan stay in the page/zoom bar on mobile; the quick toolbar is kept compact. */
/* v15: touch-friendly Select / Pan controls and stable gesture surfaces. */
.ed-gesture-mode.is-active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent);font-weight:700;}
.editor-viewport,.editor-canvas-wrap,.editor-overlay-layer,.editor-hit-layer{
  -webkit-user-select:none;user-select:none;-webkit-touch-callout:none;
}
@media (max-width:900px),(pointer:coarse){
  .editor-viewport{touch-action:none;overscroll-behavior:contain;}
  .editor-canvas-wrap{touch-action:none;will-change:transform;}
  .editor-mobile-bar .ed-gesture-mode{min-width:52px;padding-left:8px;padding-right:8px;font-size:.72rem;}
}

/* v17: keep the complete mobile page/zoom control row inside narrow phone screens. */
@media (max-width: 520px) {
  .editor-bottombar {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 3px;
    padding: 4px 6px;
    box-sizing: border-box;
  }
  .editor-bottombar__spacer { display: none; }
  .editor-bottombar > * { flex: 0 0 auto; }
  .editor-bottombar .ed-btn--icon {
    width: 32px;
    min-width: 32px;
    height: 36px;
    min-height: 36px;
    padding: 0;
  }
  .editor-page-indicator {
    min-width: 30px;
    width: 30px;
    font-size: .78rem;
  }
  .editor-bottombar .ed-gesture-mode {
    min-width: 43px;
    width: 43px;
    height: 36px;
    min-height: 36px;
    padding: 3px 2px;
    font-size: .72rem;
  }
  .editor-zoom-indicator {
    min-width: 40px;
    width: 40px;
    font-size: .78rem;
  }
  .editor-bottombar #ed-zoom-fit {
    min-width: 36px;
    width: 36px;
    height: 36px;
    padding: 3px 2px;
    font-size: .72rem;
  }
}

@media (max-width: 390px) {
  /* On very narrow phones Fit is the only optional control; keep +/- and the
     percentage visible rather than allowing the right side to be clipped. */
  .editor-bottombar #ed-zoom-fit { display: none; }
}

.editor-notice__help{margin:6px auto 0;max-width:760px;font-size:.82rem;line-height:1.45;opacity:.92}.editor-notice__help a{text-decoration:underline;text-underline-offset:2px}