/* Превью стандартной коробки (tuck-end) по Ш×Г×В */

.calc-client-layout--box {
  display: grid;
  grid-template-columns: minmax(280px, 360px) 1fr;
  gap: 20px;
  align-items: start;
}

@media (max-width: 991.98px) {
  .calc-client-layout--box {
    grid-template-columns: 1fr;
  }
  .bx-preview {
    order: -1;
  }
}

.bx-preview {
  --bx-box-w: 120px;
  --bx-box-h: 180px;
  --bx-box-d: 56px;
  --bx-lid-h: 28px;
  --bx-paper: #f7f4ef;
  --bx-paper-grain: rgba(0, 0, 0, 0.03);
}

@media (min-width: 992px) {
  .bx-preview {
    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;
  }
}

.bx-preview[data-paper="coated"] {
  --bx-paper: #f8fafc;
  --bx-paper-grain: rgba(15, 23, 42, 0.02);
}
.bx-preview[data-paper="offset"] {
  --bx-paper: #f7f4ef;
  --bx-paper-grain: rgba(0, 0, 0, 0.04);
}
.bx-preview[data-paper="design"] {
  --bx-paper: #efe6d8;
  --bx-paper-grain: rgba(120, 80, 40, 0.06);
}

.bx-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);
}

.bx-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;
}

.bx-preview-stage {
  perspective: 1100px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 280px;
  padding: 20px 12px 28px;
  position: relative;
  overflow: visible;
}

.bx-preview-stage::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 10px;
  width: 58%;
  height: 14px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(15, 23, 42, 0.22), transparent 70%);
  filter: blur(2px);
  pointer-events: none;
}

.bx-preview-scene {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  width: 100%;
}

.bx-preview-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94a3b8;
  font-size: 0.9rem;
  pointer-events: none;
}

.bx-preview[data-has-dims="1"] .bx-preview-placeholder {
  display: none;
}

/* --- CSS-куб --- */
.bx-box-3d {
  --bx-orbit-y: -32deg;
  --bx-orbit-x: 12deg;
  position: relative;
  width: var(--bx-box-w);
  height: var(--bx-box-h);
  margin: 36px 48px 40px;
  transform-style: preserve-3d;
  transform: rotateX(var(--bx-orbit-x)) rotateY(var(--bx-orbit-y));
  transition: transform 0.55s ease;
}

.bx-box-face {
  position: absolute;
  box-sizing: border-box;
  backface-visibility: hidden;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.55);
}

.bx-box-face--front {
  inset: 0;
  width: var(--bx-box-w);
  height: var(--bx-box-h);
  transform: translateZ(calc(var(--bx-box-d) / 2));
  background: var(--bx-paper);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.55);
}

.bx-box-face--side {
  top: 0;
  left: calc((var(--bx-box-w) - var(--bx-box-d)) / 2);
  width: var(--bx-box-d);
  height: var(--bx-box-h);
  transform: rotateY(90deg) translateZ(calc(var(--bx-box-w) / 2));
  background:
    linear-gradient(90deg, rgba(15, 23, 42, 0.06), transparent 35%),
    color-mix(in srgb, var(--bx-paper) 92%, #64748b);
}

.bx-box-face--top {
  left: 0;
  top: calc((var(--bx-box-h) - var(--bx-box-d)) / 2);
  width: var(--bx-box-w);
  height: var(--bx-box-d);
  transform: rotateX(90deg) translateZ(calc(var(--bx-box-h) / 2));
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.35), transparent 40%),
    color-mix(in srgb, var(--bx-paper) 96%, #94a3b8);
}

.bx-box-face--bottom {
  left: 0;
  top: calc((var(--bx-box-h) - var(--bx-box-d)) / 2);
  width: var(--bx-box-w);
  height: var(--bx-box-d);
  transform: rotateX(-90deg) translateZ(calc(var(--bx-box-h) / 2));
  background: color-mix(in srgb, var(--bx-paper) 80%, #475569);
}

/* Линия крышки (tuck) */
.bx-box-lid-crease {
  position: absolute;
  left: 0;
  right: 0;
  top: var(--bx-lid-h);
  height: 0;
  border-top: 1.5px solid rgba(100, 116, 139, 0.45);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.5);
  pointer-events: none;
  z-index: 5;
}

.bx-box-lid-crease--side {
  top: var(--bx-lid-h);
}

.bx-box-face--front .bx-preview-paper,
.bx-box-face--front .bx-preview-print,
.bx-box-face--front .bx-preview-blank {
  position: absolute;
  inset: 0;
}

.bx-preview-paper {
  z-index: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 3px,
      var(--bx-paper-grain) 3px,
      var(--bx-paper-grain) 4px
    ),
    var(--bx-paper);
}

.bx-preview-print {
  z-index: 1;
  opacity: 0;
  pointer-events: none;
}
.bx-preview[data-front="1"] .bx-preview-print {
  opacity: 1;
}

.bx-preview-print-hero {
  position: absolute;
  left: 10%;
  right: 10%;
  top: calc(var(--bx-lid-h) + 10%);
  bottom: 14%;
  border-radius: 6px;
  background: linear-gradient(165deg, #60a5fa, #7c3aed 55%, #a855f7);
  opacity: 0.85;
}
.bx-preview-print-mark,
.bx-preview-print-panel,
.bx-preview-print-bars {
  display: block;
  position: absolute;
  background: rgba(255, 255, 255, 0.35);
  border-radius: 2px;
}
.bx-preview-print-mark {
  left: 10%;
  top: 12%;
  width: 18%;
  height: 10%;
}
.bx-preview-print-panel {
  left: 10%;
  right: 10%;
  top: 28%;
  height: 36%;
  background: rgba(255, 255, 255, 0.2);
}
.bx-preview-print-bars {
  left: 10%;
  right: 28%;
  bottom: 14%;
  height: 8%;
}

.bx-preview-print-cmyk {
  position: absolute;
  right: 8%;
  bottom: 8%;
  display: flex;
  gap: 3px;
  z-index: 2;
}
.bx-preview-print-cmyk i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: block;
}
.bx-preview-print-cmyk .c { background: #06b6d4; }
.bx-preview-print-cmyk .m { background: #db2777; }
.bx-preview-print-cmyk .y { background: #eab308; }
.bx-preview-print-cmyk .k { background: #0f172a; }

.bx-preview-blank {
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94a3b8;
  font-size: 0.78rem;
  opacity: 0;
}
.bx-preview[data-front="0"] .bx-preview-blank {
  opacity: 1;
}

/* Отделка — как у блокнота (глянец/мат/soft-touch, УФ-пятно, фольга, конгрев) */
.bx-preview-lam {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  z-index: 4;
  transition: opacity 0.3s ease;
}

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

.bx-preview[data-lam="gloss"] .bx-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: bx-gloss-sweep 3.6s ease-in-out infinite;
  background-size: 180% 100%;
}

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

.bx-preview[data-lam="soft_touch"] .bx-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 bx-gloss-sweep {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* УФ-лак выборочный — зона на полосках макета (ниже крышки) */
.bx-preview-uv {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  z-index: 5;
  background: none;
  transition: opacity 0.3s ease;
}

.bx-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: bx-uv-spot-shine 2.8s ease-in-out infinite;
}

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

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

@keyframes bx-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 */
.bx-preview-foil {
  position: absolute;
  left: 10%;
  width: 42%;
  top: calc(var(--bx-lid-h, 24px) + 12%);
  height: 10%;
  border-radius: 2px;
  opacity: 0;
  z-index: 7;
  pointer-events: none;
  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: bx-foil-shine 2.4s linear infinite;
}

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

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

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

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

/* Конгрев — на плашке макета */
.bx-preview-emboss {
  position: absolute;
  left: 12%;
  right: 12%;
  top: calc(var(--bx-lid-h, 24px) + 28%);
  height: 26%;
  border-radius: 6px;
  opacity: 0;
  z-index: 6;
  pointer-events: none;
  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);
}

.bx-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);
}

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

/* Размеры */
.bx-box-dims {
  position: absolute;
  left: 50%;
  top: 50%;
  width: calc(var(--bx-box-w, 120px) + 88px);
  height: calc(var(--bx-box-h, 180px) + 72px);
  transform: translate(-50%, -50%);
  z-index: 5;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.bx-preview[data-orbit-dims="1"] .bx-box-dims {
  opacity: 1;
}
.bx-dim {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.68rem;
  font-weight: 700;
  color: #1e293b;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 6px;
  padding: 2px 6px;
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.12);
  white-space: nowrap;
}
.bx-dim i {
  display: block;
  width: 18px;
  height: 2px;
  background: #2563eb;
  flex-shrink: 0;
}
.bx-dim-w {
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
}
.bx-dim-h {
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
}
.bx-dim-d {
  right: 0;
  bottom: 18%;
}

/* Орбита */
.bx-orbit-bar {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: max-content;
  max-width: 100%;
  margin: 10px auto 6px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(248, 250, 252, 0.96);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.16);
  border: 1px solid rgba(148, 163, 184, 0.45);
}
.bx-preview[data-has-dims="1"] .bx-orbit-bar {
  display: flex;
}
.bx-orbit-btn {
  width: 28px;
  height: 26px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #334155;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}
.bx-orbit-btn:hover {
  background: rgba(37, 99, 235, 0.1);
  color: #1d4ed8;
}
.bx-orbit-label {
  min-width: 3.2rem;
  text-align: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: #475569;
}

.bx-preview-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  align-items: baseline;
  margin-top: 12px;
  font-size: 0.82rem;
}
.bx-preview-size {
  font-weight: 600;
  color: var(--ds-label, #0f172a);
}
.bx-preview-paper-meta {
  color: var(--ds-text-muted, #64748b);
  flex: 1 1 auto;
}
.bx-preview-colors {
  font-weight: 600;
  color: #2563eb;
}

.bx-preview-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}
.bx-preview-chip {
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: #e0e7ff;
  color: #3730a3;
}
.bx-preview-chip.is-off {
  display: none;
}
.bx-preview-chip[data-kind="lam"] { border-color: #93c5fd; background: #eff6ff; color: #1d4ed8; }
.bx-preview-chip[data-kind="uv"] { border-color: #c4b5fd; background: #f5f3ff; color: #6d28d9; }
.bx-preview-chip[data-kind="foil"] { border-color: #fbbf24; background: #fef3c7; color: #b45309; }
.bx-preview-chip[data-kind="emboss"] { border-color: #cbd5e1; background: #f8fafc; color: #475569; }

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

/* --- Развёртка (1 точка) --- */
.bx-dieline {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--ds-separator, #d1d5db);
}

.bx-dieline-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.bx-dieline-title {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ds-text-muted, #6b7280);
}

.bx-dieline-mode {
  font-size: 0.72rem;
  font-weight: 600;
  color: #1d4ed8;
  background: #eff6ff;
  border: 1px solid #93c5fd;
  border-radius: 999px;
  padding: 2px 8px;
}

.bx-dieline-stage {
  display: flex;
  justify-content: center;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: 12px;
  padding: 10px 6px 6px;
  overflow: hidden;
}

.bx-dieline-svg {
  width: 100%;
  max-width: 340px;
  height: auto;
  display: block;
}

.bx-dl-sheet {
  fill: #f8fafc;
}

.bx-dl-panel {
  fill: #ffffff;
  stroke: none;
}
.bx-dl-panel--glue {
  fill: #fef3c7;
}
.bx-dl-panel--front,
.bx-dl-panel--back {
  fill: #eff6ff;
}
.bx-dl-panel--side {
  fill: #f1f5f9;
}

.bx-dl-tuck {
  fill: #e0e7ff;
  stroke: none;
}
.bx-dl-dust {
  fill: #e2e8f0;
  stroke: none;
}

.bx-dl-cut {
  fill: none;
  stroke: #0f172a;
  stroke-width: 1.2;
  stroke-dasharray: 3 2;
  pointer-events: none;
}

.bx-dl-crease {
  stroke: #64748b;
  stroke-width: 0.9;
  stroke-dasharray: 4 2.5;
  fill: none;
  pointer-events: none;
}

.bx-dl-label {
  font-size: 11px;
  font-weight: 700;
  fill: #1e293b;
  text-anchor: middle;
  dominant-baseline: middle;
}
.bx-dl-sub {
  font-size: 9px;
  fill: #64748b;
  text-anchor: middle;
  dominant-baseline: middle;
}
.bx-dl-mini {
  font-size: 8px;
  fill: #64748b;
  text-anchor: middle;
  dominant-baseline: middle;
}

.bx-dl-dim {
  stroke: #94a3b8;
  stroke-width: 0.8;
  fill: none;
}
.bx-dl-dim--total {
  stroke: #64748b;
}
.bx-dl-dim-text {
  font-size: 8.5px;
  fill: #475569;
  text-anchor: middle;
}
.bx-dl-dim-text--v {
  text-anchor: start;
  dominant-baseline: middle;
}
.bx-dl-dim-text--total {
  font-weight: 600;
  fill: #334155;
}

.bx-dieline-caption {
  margin-top: 6px;
  font-size: 0.72rem;
  line-height: 1.35;
}