/* 3D-превью брошюры на скобе — на базе блокнота, без подложки, скрепка ×2 */

.calc-client-layout--multipage {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mp-preview {
  order: -1;
  --mp-aspect: 148 / 210;
  --mp-card-w: 140px;
  --mp-card-h: 198px;
  --mp-ref-w: 198px;
  --mp-ref-h: 280px;
  --mp-paper: #f7f4ef;
  --mp-paper-grain: rgba(0, 0, 0, 0.03);
  --mp-tilt-y: -18deg;
  --mp-tilt-x: 10deg;
  --mp-block: 8px;
}

.mp-preview[data-orient="landscape"] {
  --mp-tilt-y: -12deg;
  --mp-tilt-x: 8deg;
}

.mp-preview-card-wrap {
  border: 1px solid var(--ds-separator, #e5e7eb);
  border-radius: 16px;
  background:
    radial-gradient(ellipse 80% 55% at 50% 0%, rgba(255, 255, 255, 0.9), transparent 60%),
    linear-gradient(165deg, #f4f7fb 0%, #e8eef6 45%, #dde5f0 100%);
  padding: 14px 14px 16px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.mp-preview-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ds-text-muted, #6b7280);
  margin: 0 0 10px;
}

.mp-preview-stage {
  perspective: 1200px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 320px;
  height: 320px;
  padding: 18px 28px 36px;
  position: relative;
}

.mp-preview-stage::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 10px;
  width: 55%;
  height: 16px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(15, 23, 42, 0.28), transparent 70%);
  filter: blur(2px);
  pointer-events: none;
  z-index: 0;
}

/* Эталон A4 — чтобы размер читался относительно */
.mp-preview-ref {
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--mp-ref-w);
  height: var(--mp-ref-h);
  transform: translate(-50%, -54%) rotateY(-14deg) rotateX(8deg);
  border: 1.5px dashed rgba(100, 116, 139, 0.45);
  border-radius: 3px;
  background: rgba(148, 163, 184, 0.06);
  pointer-events: none;
  z-index: 0;
  box-sizing: border-box;
  transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1), height 0.4s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.25s ease;
}

.mp-preview.is-ref-hidden .mp-preview-ref {
  opacity: 0;
}

.mp-preview-ref-label {
  position: absolute;
  top: 6px;
  right: 8px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: rgba(100, 116, 139, 0.7);
  text-transform: uppercase;
}

.mp-preview-card-slot {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--mp-card-w);
  height: var(--mp-card-h);
  transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1), height 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  perspective: 900px;
  overflow: visible;
}

/* Книжный блок: обложка + пружина + торец листов */
.mp-preview-book {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
  transform: rotateY(var(--mp-tilt-y)) rotateX(var(--mp-tilt-x));
}

/* spring removed → staples */

.mp-preview-pages {
  position: absolute;
  top: 1.5%;
  bottom: 1.5%;
  right: calc(-1 * var(--mp-block, 8px));
  width: var(--mp-block, 8px);
  border-radius: 0 2px 2px 0;
  background:
    repeating-linear-gradient(
      90deg,
      #ffffff 0 1px,
      #efebe3 1px 2px
    );
  box-shadow:
    1px 0 4px rgba(15, 23, 42, 0.2),
    inset 0 0 0 1px rgba(15, 23, 42, 0.06);
  z-index: 0;
  pointer-events: none;
  transition: width 0.35s ease, right 0.35s ease;
}

.mp-preview[data-bind="short"] .mp-preview-pages {
  left: 1.5%;
  right: 1.5%;
  top: auto;
  bottom: calc(-1 * var(--mp-block, 8px));
  width: auto;
  height: var(--mp-block, 8px);
  border-radius: 0 0 2px 2px;
  background:
    repeating-linear-gradient(
      180deg,
      #ffffff 0 1px,
      #efebe3 1px 2px
    );
}

/* Лист блока — перелистывается как обложка */
.mp-preview-block-card {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0;
  pointer-events: none;
  transform-style: preserve-3d;
  transform-origin: left center;
  transform: rotateY(var(--mp-block-flip-y, 0deg));
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.25s ease;
}

.mp-preview[data-bind="short"] .mp-preview-block-card {
  transform-origin: top center;
}

.mp-preview[data-view="block"] .mp-preview-block-card,
.mp-preview[data-view="block-back"] .mp-preview-block-card {
  opacity: 1;
  pointer-events: auto;
}

.mp-preview[data-view="block-back"] .mp-preview-block-card {
  --mp-block-flip-y: -148deg;
  z-index: 4;
  box-shadow: -8px 10px 24px rgba(15, 23, 42, 0.28);
}

.mp-preview[data-view="block-back"][data-bind="short"] .mp-preview-block-card {
  --mp-block-flip-y: 0deg;
  transform: rotateX(-148deg);
}

.mp-preview-inner {
  position: absolute;
  inset: 0;
  border-radius: 3px;
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  background: #faf8f2;
  box-shadow:
    0 18px 28px rgba(15, 23, 42, 0.22),
    inset 0 0 0 1px rgba(15, 23, 42, 0.08);
}

.mp-preview-inner--face {
  transform: rotateY(0deg) translateZ(0.5px);
}

.mp-preview-inner--back {
  transform: rotateY(180deg) translateZ(0.5px);
}

.mp-preview-inner-paper {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(220, 38, 38, 0.12) 11%, transparent 11.5%),
    #faf8f2;
}

.mp-preview-inner-lines {
  position: absolute;
  inset: 14% 8% 10% 14%;
  background: repeating-linear-gradient(
    180deg,
    transparent 0 17px,
    rgba(59, 130, 246, 0.22) 17px 18px
  );
  opacity: 0.85;
}

.mp-preview-inner-lines--back {
  opacity: 0.55;
  background: repeating-linear-gradient(
    180deg,
    transparent 0 17px,
    rgba(100, 116, 139, 0.22) 17px 18px
  );
}

.mp-preview-inner-print {
  position: absolute;
  inset: 10% 12% 14% 16%;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.mp-preview[data-block="1"] .mp-preview-inner--face .mp-preview-inner-print,
.mp-preview[data-block-back="1"] .mp-preview-inner--back .mp-preview-inner-print {
  opacity: 1;
}

.mp-preview[data-block="1"] .mp-preview-inner--face .mp-preview-blank--block,
.mp-preview[data-block-back="1"] .mp-preview-inner--back .mp-preview-blank--block {
  display: none;
}

.mp-preview[data-block="0"] .mp-preview-inner--face .mp-preview-inner-print,
.mp-preview[data-block-back="0"] .mp-preview-inner--back .mp-preview-inner-print,
.mp-preview[data-block="0"] .mp-preview-inner--face .mp-preview-inner-lines,
.mp-preview[data-block-back="0"] .mp-preview-inner--back .mp-preview-inner-lines {
  opacity: 0;
  display: none;
}

.mp-preview[data-block="0"] .mp-preview-inner--face .mp-preview-blank--block,
.mp-preview[data-block-back="0"] .mp-preview-inner--back .mp-preview-blank--block {
  display: flex;
}

.mp-preview-inner-print--back .mp-preview-inner-head {
  margin-left: auto;
}

.mp-preview-inner-head {
  display: block;
  height: 10%;
  width: 55%;
  border-radius: 2px;
  background: rgba(30, 41, 59, 0.35);
  margin-bottom: 8%;
}

.mp-preview-inner-body {
  display: block;
  height: 55%;
  border-radius: 3px;
  background:
    linear-gradient(145deg, rgba(2, 132, 199, 0.2), rgba(124, 58, 237, 0.18)),
    rgba(15, 23, 42, 0.06);
  box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.08);
}

.mp-preview[data-block-inks="1"] .mp-preview-inner--face .mp-preview-inner-head,
.mp-preview[data-block-back="1"][data-block-inks="1"] .mp-preview-inner--back .mp-preview-inner-head {
  background: rgba(30, 41, 59, 0.55);
}

.mp-preview[data-block-inks="1"] .mp-preview-inner--face .mp-preview-inner-body,
.mp-preview[data-block-back="1"][data-block-inks="1"] .mp-preview-inner--back .mp-preview-inner-body {
  background: rgba(30, 41, 59, 0.12);
}

.mp-preview-card {
  position: relative;
  width: 100%;
  height: 100%;
  border: 0;
  padding: 0;
  background: transparent;
  cursor: grab;
  transform-style: preserve-3d;
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
  transform: rotateY(var(--mp-flip-y, 0deg));
  transform-origin: left center;
  z-index: 2;
}

.mp-preview[data-bind="short"] .mp-preview-card {
  transform-origin: top center;
}

.mp-preview.is-size-pulse .mp-preview-card-slot {
  animation: mp-size-pop 0.55s ease;
}

.mp-preview.is-size-pulse .mp-preview-size {
  animation: mp-size-flash 0.7s ease;
}

@keyframes mp-size-pop {
  0% { transform: scale(0.86); }
  55% { transform: scale(1.06); }
  100% { transform: scale(1); }
}

@keyframes mp-size-flash {
  0%, 100% { background: transparent; }
  30% { background: #fef08a; }
}

.mp-preview-size {
  font-weight: 700;
  color: var(--ds-text, #111827);
  border-radius: 6px;
  padding: 2px 6px;
  margin: -2px -6px;
  transition: background 0.2s ease;
}

/* Линейки размеров */
.mp-dim {
  position: absolute;
  pointer-events: none;
  z-index: 2;
  color: #334155;
  font-size: 0.68rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  opacity: 0.9;
}

.mp-dim i {
  display: block;
  background: #64748b;
}

.mp-dim-w {
  left: 0;
  right: 0;
  bottom: calc(100% + 8px);
  height: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.mp-dim-w i {
  width: 100%;
  height: 2px;
  position: relative;
}

.mp-dim-w i::before,
.mp-dim-w i::after {
  content: '';
  position: absolute;
  top: -3px;
  width: 2px;
  height: 8px;
  background: #64748b;
}

.mp-dim-w i::before { left: 0; }
.mp-dim-w i::after { right: 0; }

.mp-dim-h {
  top: 0;
  bottom: 0;
  left: calc(100% + 8px);
  width: 18px;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 3px;
}

.mp-dim-h i {
  width: 2px;
  height: 100%;
  position: relative;
}

.mp-dim-h i::before,
.mp-dim-h i::after {
  content: '';
  position: absolute;
  left: -3px;
  height: 2px;
  width: 8px;
  background: #64748b;
}

.mp-dim-h i::before { top: 0; }
.mp-dim-h i::after { bottom: 0; }

.mp-dim-h span {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  white-space: nowrap;
}

.mp-preview-card:active {
  cursor: grabbing;
}

.mp-preview.is-flipped .mp-preview-card,
.mp-preview[data-view="back"] .mp-preview-card {
  --mp-flip-y: 180deg;
}

.mp-preview[data-view="block"] .mp-preview-card,
.mp-preview[data-view="block-back"] .mp-preview-card {
  --mp-flip-y: -148deg;
  pointer-events: auto;
  box-shadow: -8px 10px 24px rgba(15, 23, 42, 0.28);
}

/* Шаг 3: обложка уходит дальше, сверху лежит перелистнутый блок */
.mp-preview[data-view="block-back"] .mp-preview-card {
  --mp-flip-y: -168deg;
  opacity: 0.35;
  z-index: 3;
  pointer-events: none;
}

.mp-preview[data-view="block"] .mp-preview-pages,
.mp-preview[data-view="block-back"] .mp-preview-pages {
  opacity: 0.35;
}

.mp-preview[data-view="block"][data-bind="short"] .mp-preview-card {
  --mp-flip-y: 0deg;
  transform: rotateX(-148deg);
}

.mp-preview[data-view="block-back"][data-bind="short"] .mp-preview-card {
  --mp-flip-y: 0deg;
  transform: rotateX(-168deg);
  opacity: 0.35;
  pointer-events: none;
}

.mp-preview.is-flipped[data-orient="landscape"] .mp-preview-card,
.mp-preview[data-view="back"][data-orient="landscape"] .mp-preview-card {
  --mp-flip-y: 180deg;
}

.mp-preview-face {
  position: absolute;
  inset: 0;
  border-radius: 3px;
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transform-style: preserve-3d;
  background: var(--mp-paper, #fcfcfd);
  box-shadow:
    0 18px 28px rgba(15, 23, 42, 0.26),
    inset 0 0 0 1px rgba(15, 23, 42, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.mp-preview-face--front {
  transform: rotateY(0deg) translateZ(0.5px);
}

.mp-preview-face--back {
  transform: rotateY(180deg) translateZ(0.5px);
}

/* Толщина блока — .mp-preview-pages; ребро обложки не рисуем */
.mp-preview-card::before {
  content: none;
  display: none;
}

.mp-preview.is-flipped .mp-preview-card::before {
  content: none;
}

.mp-preview-paper {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 12%, rgba(255, 255, 255, 0.65), transparent 42%),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      var(--mp-paper-grain) 2px,
      var(--mp-paper-grain) 3px
    ),
    var(--mp-paper);
}

.mp-preview[data-paper="offset"] {
  --mp-paper: #f1ebe0;
  --mp-paper-grain: rgba(90, 60, 20, 0.06);
}

.mp-preview[data-paper="coated"] {
  --mp-paper: #fcfcfd;
  --mp-paper-grain: rgba(0, 0, 0, 0.018);
}

.mp-preview[data-paper="design"] {
  --mp-paper: #ebe4d8;
  --mp-paper-grain: rgba(80, 50, 20, 0.08);
}

.mp-preview[data-paper="design"] .mp-preview-paper {
  background:
    radial-gradient(circle at 18% 12%, rgba(255, 255, 255, 0.35), transparent 42%),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 3px,
      rgba(90, 60, 20, 0.04) 3px,
      rgba(90, 60, 20, 0.04) 4px
    ),
    var(--mp-paper);
}

/* Печатный макет — на весь лист (отделка совпадает с элементами) */
.mp-preview-print {
  position: absolute;
  inset: 0;
  display: none;
  z-index: 2;
}

.mp-preview[data-front="1"] .mp-preview-face--front .mp-preview-print,
.mp-preview[data-back="1"] .mp-preview-face--back .mp-preview-print {
  display: block;
}

.mp-preview[data-front="1"] .mp-preview-face--front .mp-preview-blank,
.mp-preview[data-back="1"] .mp-preview-face--back .mp-preview-blank {
  display: none;
}

.mp-preview-blank {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.78rem;
  color: rgba(100, 116, 139, 0.8);
  letter-spacing: 0.02em;
  z-index: 2;
}

.mp-preview-blank::before {
  content: '';
  width: 36%;
  height: 2px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.45);
}

/* Макет: плакат-графика (лого / блок / акцент), без «текстовых» полосок */
.mp-preview-print-hero {
  position: absolute;
  inset: 0;
  border-radius: 3px;
  background:
    radial-gradient(ellipse 55% 40% at 88% 18%, rgba(255, 255, 255, 0.35), transparent 70%),
    linear-gradient(155deg, #0369a1 0%, #4f46e5 45%, #be185d 100%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
  overflow: hidden;
}

.mp-preview-print-hero--alt {
  background:
    radial-gradient(ellipse 50% 38% at 12% 78%, rgba(255, 255, 255, 0.28), transparent 65%),
    linear-gradient(155deg, #0f766e 0%, #2563eb 48%, #6d28d9 100%);
}

/* Знак / логотип — сюда ложится фольга */
.mp-preview-print-mark {
  position: absolute;
  left: 10%;
  top: 11%;
  width: 42%;
  height: 10%;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.22);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
}

/* Фото/плашка — сюда конгрев */
.mp-preview-print-panel {
  position: absolute;
  left: 12%;
  right: 12%;
  top: 32%;
  height: 26%;
  border-radius: 6px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0.06)),
    rgba(15, 23, 42, 0.18);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    0 4px 14px rgba(15, 23, 42, 0.18);
}

.mp-preview-print-panel::after {
  content: '';
  position: absolute;
  inset: 22% 18%;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.12);
}

/* Акцентные полоски — сюда УФ-лак (не текст) */
.mp-preview-print-bars {
  position: absolute;
  left: 10%;
  bottom: 14%;
  width: 54%;
  height: 16%;
  border-radius: 3px;
  background:
    repeating-linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.55) 0 22%,
      rgba(255, 255, 255, 0.08) 22% 40%
    );
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.28);
}

.mp-preview[data-front-inks="1"] .mp-preview-face--front .mp-preview-print-hero,
.mp-preview[data-back-inks="1"] .mp-preview-face--back .mp-preview-print-hero {
  background:
    radial-gradient(ellipse 55% 40% at 88% 18%, rgba(255, 255, 255, 0.14), transparent 70%),
    linear-gradient(135deg, #3f3f46 0%, #18181b 100%);
}

.mp-preview[data-front-inks="1"] .mp-preview-face--front .mp-preview-print-mark,
.mp-preview[data-back-inks="1"] .mp-preview-face--back .mp-preview-print-mark {
  background: rgba(255, 255, 255, 0.14);
}

.mp-preview[data-front-inks="1"] .mp-preview-face--front .mp-preview-print-bars,
.mp-preview[data-back-inks="1"] .mp-preview-face--back .mp-preview-print-bars {
  background:
    repeating-linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.35) 0 22%,
      rgba(255, 255, 255, 0.06) 22% 40%
    );
}

.mp-preview-print-cmyk {
  position: absolute;
  right: 4%;
  bottom: 4%;
  display: flex;
  gap: 4px;
  z-index: 2;
  margin: 0;
}

.mp-preview-print-cmyk i {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: block;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(255, 255, 255, 0.35);
}

.mp-preview-print-cmyk .c { background: #00a3e0; }
.mp-preview-print-cmyk .m { background: #ec008c; }
.mp-preview-print-cmyk .y { background: #ffed00; }
.mp-preview-print-cmyk .k { background: #231f20; }

.mp-preview[data-front-inks="1"] .mp-preview-face--front .mp-preview-print-cmyk .c,
.mp-preview[data-front-inks="1"] .mp-preview-face--front .mp-preview-print-cmyk .m,
.mp-preview[data-front-inks="1"] .mp-preview-face--front .mp-preview-print-cmyk .y,
.mp-preview[data-back-inks="1"] .mp-preview-face--back .mp-preview-print-cmyk .c,
.mp-preview[data-back-inks="1"] .mp-preview-face--back .mp-preview-print-cmyk .m,
.mp-preview[data-back-inks="1"] .mp-preview-face--back .mp-preview-print-cmyk .y {
  display: none;
}

/* Ламинация */
.mp-preview-lam {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  z-index: 4;
  transition: opacity 0.3s ease;
}

.mp-preview[data-lam="gloss"] .mp-preview-face--front .mp-preview-lam,
.mp-preview[data-lam="matte"] .mp-preview-face--front .mp-preview-lam,
.mp-preview[data-lam="soft_touch"] .mp-preview-face--front .mp-preview-lam {
  opacity: 1;
}

.mp-preview[data-lam-sides="1+1"][data-lam="gloss"] .mp-preview-face--back .mp-preview-lam,
.mp-preview[data-lam-sides="1+1"][data-lam="matte"] .mp-preview-face--back .mp-preview-lam,
.mp-preview[data-lam-sides="1+1"][data-lam="soft_touch"] .mp-preview-face--back .mp-preview-lam {
  opacity: 1;
}

.mp-preview[data-lam="gloss"] .mp-preview-lam {
  background: linear-gradient(
    118deg,
    transparent 12%,
    rgba(255, 255, 255, 0.15) 28%,
    rgba(255, 255, 255, 0.72) 40%,
    transparent 55%,
    rgba(255, 255, 255, 0.28) 72%,
    transparent 88%
  );
  mix-blend-mode: soft-light;
  animation: mp-gloss-sweep 3.6s ease-in-out infinite;
  background-size: 180% 100%;
}

.mp-preview[data-lam="matte"] .mp-preview-lam {
  background: rgba(248, 250, 252, 0.28);
  box-shadow: inset 0 0 40px rgba(148, 163, 184, 0.12);
}

.mp-preview[data-lam="soft_touch"] .mp-preview-lam {
  background: rgba(100, 116, 139, 0.14);
  box-shadow: inset 0 0 30px rgba(15, 23, 42, 0.14);
  backdrop-filter: saturate(0.85);
}

@keyframes mp-gloss-sweep {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* УФ-лак выборочный — одна зона полосками (не под фольгой/конгревом) */
.mp-preview-uv {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  z-index: 5;
  background: none;
  transition: opacity 0.3s ease;
}

/* Фиксированная зона на акцентных полосках макета */
.mp-preview-uv::before {
  content: '';
  position: absolute;
  left: 10%;
  bottom: 14%;
  width: 54%;
  height: 16%;
  border-radius: 3px;
  background:
    linear-gradient(
      100deg,
      transparent 0%,
      transparent 38%,
      rgba(255, 255, 255, 0.98) 48%,
      rgba(180, 230, 255, 0.7) 52%,
      transparent 62%,
      transparent 100%
    ),
    repeating-linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.72) 0 18%,
      rgba(255, 255, 255, 0.12) 18% 36%
    ),
    rgba(255, 255, 255, 0.22);
  background-size: 240% 100%, 100% 100%, 100% 100%;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.8),
    0 2px 12px rgba(15, 23, 42, 0.22);
  mix-blend-mode: overlay;
  animation: mp-uv-spot-shine 2.8s ease-in-out infinite;
}

.mp-preview-uv::after {
  content: none;
  display: none;
}

.mp-preview[data-uv="1+0"] .mp-preview-face--front .mp-preview-uv,
.mp-preview[data-uv="1+1"] .mp-preview-face--front .mp-preview-uv,
.mp-preview[data-uv="1+1"] .mp-preview-face--back .mp-preview-uv {
  opacity: 1;
}

@keyframes mp-uv-spot-shine {
  0%, 100% { background-position: -10% 50%, 0 0, 0 0; }
  50% { background-position: 110% 50%, 0 0, 0 0; }
}

/* Тиснение фольгой — на знаке/логотипе */
.mp-preview-foil {
  position: absolute;
  left: 10%;
  width: 42%;
  top: 11%;
  height: 10%;
  border-radius: 2px;
  opacity: 0;
  z-index: 7;
  background: linear-gradient(
    110deg,
    #6b4e12 0%,
    #f8e7a0 18%,
    #c9a227 40%,
    #fff8d0 55%,
    #a67c1a 78%,
    #6b4e12 100%
  );
  background-size: 220% 100%;
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
  transition: opacity 0.3s ease;
  animation: mp-foil-shine 2.4s linear infinite;
}

.mp-preview-foil::after {
  content: '';
  position: absolute;
  left: 12%;
  right: 12%;
  top: 38%;
  height: 22%;
  border-radius: 1px;
  background: rgba(0, 0, 0, 0.18);
}

.mp-preview[data-foil="1"] .mp-preview-face--front .mp-preview-foil,
.mp-preview[data-foil="silver"] .mp-preview-face--front .mp-preview-foil {
  opacity: 1;
}

.mp-preview[data-foil="silver"] .mp-preview-foil {
  background: linear-gradient(
    110deg,
    #4b5563 0%,
    #f3f4f6 20%,
    #9ca3af 42%,
    #ffffff 58%,
    #6b7280 80%,
    #4b5563 100%
  );
  background-size: 220% 100%;
}

@keyframes mp-foil-shine {
  0% { background-position: 0% 50%; }
  100% { background-position: 220% 50%; }
}

/* Конгрев — на плашке/фото */
.mp-preview-emboss {
  position: absolute;
  left: 12%;
  right: 12%;
  top: 32%;
  height: 26%;
  border-radius: 6px;
  opacity: 0;
  z-index: 6;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.22), rgba(15, 23, 42, 0.06));
  box-shadow:
    inset 3px 3px 5px rgba(255, 255, 255, 0.7),
    inset -3px -3px 6px rgba(15, 23, 42, 0.35),
    0 3px 6px rgba(15, 23, 42, 0.16);
  transition: opacity 0.3s ease, transform 0.3s ease;
  transform: translateZ(2px) scale(1);
}

.mp-preview-emboss::before {
  content: '';
  position: absolute;
  inset: 22% 18%;
  border-radius: 3px;
  box-shadow:
    inset 1px 1px 2px rgba(255, 255, 255, 0.5),
    inset -1px -1px 2px rgba(15, 23, 42, 0.25);
}

.mp-preview[data-emboss="1"] .mp-preview-face--front .mp-preview-emboss {
  opacity: 1;
}

/* Конгрев виден с оборота как вдавленный рельеф */
.mp-preview[data-emboss="1"] .mp-preview-face--back .mp-preview-emboss {
  opacity: 1;
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.08), rgba(255, 255, 255, 0.18));
  box-shadow:
    inset -3px -3px 5px rgba(255, 255, 255, 0.55),
    inset 3px 3px 6px rgba(15, 23, 42, 0.38),
    0 1px 2px rgba(15, 23, 42, 0.08);
}

.mp-preview-side-tag {
  position: absolute;
  left: 8px;
  bottom: 8px;
  z-index: 7;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(15, 23, 42, 0.5);
  background: rgba(255, 255, 255, 0.72);
  padding: 2px 7px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}

.mp-preview-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  margin-top: 2px;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}

.mp-preview-meta-main {
  min-width: 0;
  flex: 1;
}

.mp-preview-paper-meta {
  margin-top: 2px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ds-text-muted, #6b7280);
  line-height: 1.25;
}

.mp-preview-colors {
  color: var(--ds-text-muted, #6b7280);
  font-weight: 600;
  flex-shrink: 0;
}

.mp-preview-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
  min-height: 22px;
}

.mp-preview-chip {
  display: inline-flex;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--ds-separator, #e5e7eb);
  color: #334155;
}

.mp-preview-chip.is-off {
  display: none;
}

.mp-preview-chip[data-kind="paper"] { border-color: #fcd34d; background: #fffbeb; color: #92400e; }
.mp-preview-chip[data-kind="sheets"] { border-color: #fdba74; background: #fff7ed; color: #c2410c; }
.mp-preview-chip[data-kind="staple"] { border-color: #a5b4fc; background: #eef2ff; color: #3730a3; }
.mp-preview-chip[data-kind="lam"] { border-color: #93c5fd; background: #eff6ff; color: #1d4ed8; }
.mp-preview-chip[data-kind="uv"] { border-color: #c4b5fd; background: #f5f3ff; color: #6d28d9; }
.mp-preview-chip[data-kind="foil"] { border-color: #fbbf24; background: #fef3c7; color: #b45309; }
.mp-preview-chip[data-kind="emboss"] { border-color: #cbd5e1; background: #f8fafc; color: #475569; }
.mp-preview-chip[data-kind="duplex"] { border-color: #86efac; background: #f0fdf4; color: #166534; }
.mp-preview-chip[data-kind="block"] { border-color: #7dd3fc; background: #f0f9ff; color: #0369a1; }

.mp-preview-hint {
  text-align: center;
}

#mp-preview-flip .mp-flip-label[hidden] {
  display: none !important;
}

@media (min-width: 992px) {
  .calc-client-layout--multipage {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 320px);
    gap: 20px;
    align-items: start;
  }

  .mp-preview {
    order: 0;
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: calc(var(--cmykos-topbar-h, 56px) + 12px);
    align-self: start;
    max-height: calc(100vh - var(--cmykos-topbar-h, 56px) - 24px);
    overflow-y: auto;
    z-index: 2;
  }

  body.page-calc-client--partner .mp-preview {
    top: 12px;
    max-height: calc(100vh - 24px);
  }

  .calc-client-layout--multipage > .calc-client-form {
    grid-column: 1;
    grid-row: 1;
  }

  .mp-preview-stage {
    min-height: 340px;
    height: 340px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mp-preview-card,
  .mp-preview-card-slot,
  .mp-preview-lam,
  .mp-preview-uv,
  .mp-preview-foil {
    animation: none !important;
    transition: none !important;
  }
}

/* Скрепка ×2 на корешке (вместо пружины) */
.mp-preview-staples {
  position: absolute;
  z-index: 5;
  pointer-events: none;
  left: -3px;
  top: 0;
  bottom: 0;
  width: 14px;
}

.mp-preview-staples i {
  position: absolute;
  left: 2px;
  width: 10px;
  height: 4px;
  border-radius: 1px;
  background:
    linear-gradient(180deg, #f3f4f6 0%, #9ca3af 45%, #6b7280 55%, #d1d5db 100%);
  box-shadow:
    0 0 0 0.5px rgba(55, 65, 81, 0.45),
    1px 1px 2px rgba(15, 23, 42, 0.25);
}

.mp-preview-staples i:nth-child(1) { top: 22%; }
.mp-preview-staples i:nth-child(2) { top: 72%; }

.mp-preview[data-bind="short"] .mp-preview-staples {
  left: 0;
  right: 0;
  top: -3px;
  bottom: auto;
  width: auto;
  height: 14px;
}

.mp-preview[data-bind="short"] .mp-preview-staples i {
  top: 2px;
  left: auto;
  width: 4px;
  height: 10px;
  background:
    linear-gradient(90deg, #f3f4f6 0%, #9ca3af 45%, #6b7280 55%, #d1d5db 100%);
}

.mp-preview[data-bind="short"] .mp-preview-staples i:nth-child(1) { left: 22%; }
.mp-preview[data-bind="short"] .mp-preview-staples i:nth-child(2) { left: 72%; }