/**
 * LALMEK Blueprint Hero - Frontend Styles
 * Blueprint / technical-drawing overlay effect
 * Uses CSS custom properties --bp-r, --bp-g, --bp-b for accent color.
 */

/* ── Wrapper ── */
.lalmek-blueprint {
  --bp-r: 51;
  --bp-g: 135;
  --bp-b: 214;
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  border: 1px solid rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.3);
  background: linear-gradient(135deg,
    rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.15),
    rgba(0,0,0,0.35));
}

/* ── Product image ── */
.lalmek-bp-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 1;
}

/* ── Placeholder (no image) ── */
.lalmek-bp-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.35);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  z-index: 1;
}

/* ── Grid overlay ── */
.lalmek-bp-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.08) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 2;
  pointer-events: none;
}

/* Scanline sweep across the grid */
.lalmek-bp-grid::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.06) 45%,
    rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.12) 50%,
    rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.06) 55%,
    transparent 100%
  );
  background-size: 100% 200%;
  animation: lalmek-bp-scan 6s ease-in-out infinite;
}

/* ── Corner brackets ── */
.lalmek-bp-corner {
  position: absolute;
  width: 28px;
  height: 28px;
  border: 2px solid rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.5);
  z-index: 3;
  pointer-events: none;
  animation: lalmek-bp-corner-in 0.6s ease-out both;
}
.lalmek-bp-corner.tl { top: 12px; left: 12px; border-right: none; border-bottom: none; transform-origin: top left; animation-delay: 0.1s; }
.lalmek-bp-corner.tr { top: 12px; right: 12px; border-left: none; border-bottom: none; transform-origin: top right; animation-delay: 0.2s; }
.lalmek-bp-corner.bl { bottom: 12px; left: 12px; border-right: none; border-top: none; transform-origin: bottom left; animation-delay: 0.3s; }
.lalmek-bp-corner.br { bottom: 12px; right: 12px; border-left: none; border-top: none; transform-origin: bottom right; animation-delay: 0.4s; }

/* ── Horizontal dimension line ── */
.lalmek-bp-dim-h {
  position: absolute;
  top: 20px;
  left: 48px;
  right: 48px;
  height: 1px;
  background: rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.3);
  z-index: 3;
  pointer-events: none;
  animation: lalmek-bp-draw-h 0.8s ease-out 0.3s both;
  transform-origin: center;
}
.lalmek-bp-dim-h::before,
.lalmek-bp-dim-h::after {
  content: '';
  position: absolute;
  top: -4px;
  width: 1px;
  height: 9px;
  background: rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.4);
}
.lalmek-bp-dim-h::before { left: 0; }
.lalmek-bp-dim-h::after  { right: 0; }

.lalmek-bp-dim-label {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 9px;
  color: rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.6);
  font-family: 'JetBrains Mono', Consolas, monospace;
  font-weight: 500;
  z-index: 3;
  background: rgba(0,0,0,0.6);
  padding: 1px 6px;
  border-radius: 2px;
  white-space: nowrap;
  animation: lalmek-bp-fade-in 0.5s ease-out 0.8s both;
}

/* ── Vertical dimension line ── */
.lalmek-bp-dim-v {
  position: absolute;
  left: 20px;
  top: 48px;
  bottom: 48px;
  width: 1px;
  background: rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.3);
  z-index: 3;
  pointer-events: none;
  animation: lalmek-bp-draw-v 0.8s ease-out 0.4s both;
  transform-origin: center;
}
.lalmek-bp-dim-v::before,
.lalmek-bp-dim-v::after {
  content: '';
  position: absolute;
  left: -4px;
  height: 1px;
  width: 9px;
  background: rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.4);
}
.lalmek-bp-dim-v::before { top: 0; }
.lalmek-bp-dim-v::after  { bottom: 0; }

/* ── Crosshair center ── */
.lalmek-bp-cross {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
  pointer-events: none;
  animation: lalmek-bp-fade-in 0.6s ease-out 0.5s both;
}
.lalmek-bp-cross::before {
  content: '';
  position: absolute;
  top: -20px;
  left: 0;
  width: 1px;
  height: 41px;
  background: rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.2);
}
.lalmek-bp-cross::after {
  content: '';
  position: absolute;
  top: 0;
  left: -20px;
  width: 41px;
  height: 1px;
  background: rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.2);
}

/* ── Spec data tag ── */
.lalmek-bp-tag {
  position: absolute;
  bottom: 16px;
  right: 16px;
  background: rgba(0,0,0,0.75);
  border: 1px solid rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.3);
  border-radius: 4px;
  padding: 12px 16px;
  z-index: 4;
  font-family: 'JetBrains Mono', Consolas, monospace;
  font-size: 10px;
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
  pointer-events: none;
  animation: lalmek-bp-slide-up 0.6s ease-out 0.6s both;
}
.lalmek-bp-tag strong {
  color: rgb(var(--bp-r),var(--bp-g),var(--bp-b));
}

/* ── Status indicator ── */
.lalmek-bp-status {
  position: absolute;
  top: 16px;
  left: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 4;
  font-family: 'JetBrains Mono', Consolas, monospace;
  font-size: 9px;
  color: rgba(var(--bp-r),var(--bp-g),var(--bp-b),0.6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  pointer-events: none;
  animation: lalmek-bp-fade-in 0.5s ease-out 0.2s both;
}
.lalmek-bp-status-dot {
  width: 6px;
  height: 6px;
  background: rgb(var(--bp-r),var(--bp-g),var(--bp-b));
  border-radius: 50%;
  animation: lalmek-bp-pulse 2s ease-in-out infinite;
}

/* ── Keyframes ── */

/* Status dot pulse (existing) */
@keyframes lalmek-bp-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.3; }
}

/* Scanline sweeps top to bottom */
@keyframes lalmek-bp-scan {
  0%   { background-position: 0 -100%; }
  50%  { background-position: 0 200%; }
  100% { background-position: 0 -100%; }
}

/* Corners scale in from their origin corner */
@keyframes lalmek-bp-corner-in {
  from { opacity: 0; transform: scale(0); }
  to   { opacity: 1; transform: scale(1); }
}

/* Horizontal line draws from center outward */
@keyframes lalmek-bp-draw-h {
  from { opacity: 0; transform: scaleX(0); }
  to   { opacity: 1; transform: scaleX(1); }
}

/* Vertical line draws from center outward */
@keyframes lalmek-bp-draw-v {
  from { opacity: 0; transform: scaleY(0); }
  to   { opacity: 1; transform: scaleY(1); }
}

/* Generic fade in */
@keyframes lalmek-bp-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Spec tag slides up + fades in */
@keyframes lalmek-bp-slide-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Respect reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  .lalmek-bp-grid::after,
  .lalmek-bp-corner,
  .lalmek-bp-dim-h,
  .lalmek-bp-dim-v,
  .lalmek-bp-dim-label,
  .lalmek-bp-cross,
  .lalmek-bp-tag,
  .lalmek-bp-status,
  .lalmek-bp-status-dot {
    animation: none !important;
  }
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .lalmek-blueprint {
    height: auto !important;
    min-height: 260px;
  }
  .lalmek-bp-corner {
    width: 20px;
    height: 20px;
  }
  .lalmek-bp-corner.tl { top: 8px; left: 8px; }
  .lalmek-bp-corner.tr { top: 8px; right: 8px; }
  .lalmek-bp-corner.bl { bottom: 8px; left: 8px; }
  .lalmek-bp-corner.br { bottom: 8px; right: 8px; }

  .lalmek-bp-dim-h {
    left: 32px;
    right: 32px;
  }
  .lalmek-bp-dim-v {
    top: 32px;
    bottom: 32px;
    left: 12px;
  }

  .lalmek-bp-tag {
    bottom: 8px;
    right: 8px;
    padding: 8px 10px;
    font-size: 9px;
  }
  .lalmek-bp-status {
    top: 8px;
    left: 8px;
    font-size: 8px;
  }
}