/* ============================================
   BEST METALL - COMPONENT STYLES
   Buttons, Cards, Forms & UI Elements
   ============================================ */

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  background-color: transparent;
  border: 1px solid var(--steel);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: border-color var(--transition-base), color var(--transition-base), background-color var(--transition-base), box-shadow var(--transition-base);
  cursor: pointer;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

.btn:hover {
  border-color: var(--accent-fire);
  color: var(--accent-fire);
}

.btn--primary {
  background-color: var(--accent-fire);
  border-color: var(--accent-fire);
  color: var(--bg-primary);
}

.btn--primary:hover {
  background-color: var(--accent-hot);
  border-color: var(--accent-hot);
  color: var(--bg-primary);
}

.btn--secondary {
  background-color: transparent;
  border-color: var(--accent-fire);
  color: var(--accent-fire);
}

.btn--secondary:hover {
  background-color: var(--accent-fire);
  color: var(--bg-primary);
}

/* Outline button — HTML uses .btn--outline */
.btn--outline {
  background-color: transparent;
  border-color: var(--steel);
  color: var(--text-primary);
}

.btn--outline:hover {
  border-color: var(--accent-fire);
  color: var(--accent-fire);
  background-color: rgba(255, 107, 44, 0.05);
}

/* Glow button — HTML uses .btn--glow (CTA section) */
.btn--glow {
  background-color: var(--accent-fire);
  border-color: var(--accent-fire);
  color: var(--bg-primary);
  box-shadow: 0 0 20px rgba(255, 107, 44, 0.4), 0 0 60px rgba(255, 107, 44, 0.15);
  transition: box-shadow var(--transition-base), background-color var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
}

.btn--glow:hover {
  background-color: var(--accent-hot);
  border-color: var(--accent-hot);
  box-shadow: 0 0 40px rgba(255, 107, 44, 0.7), 0 0 100px rgba(255, 107, 44, 0.25);
  color: var(--bg-primary);
  transform: translateY(-2px);
}

.btn--ghost {
  border-color: transparent;
}

.btn--ghost:hover {
  background-color: var(--bg-elevated);
  border-color: var(--steel-dark);
}

.btn--large {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--text-base);
}

.btn--small {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-xs);
}

/* Full-width button */
.btn--full {
  width: 100%;
}

.btn__icon {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-base);
}

.btn:hover .btn__icon {
  transform: translateX(4px);
}

/* Magnetic button effect */
.btn[data-magnetic] {
  transition: transform var(--transition-fast);
}

/* ============================================
   TECH LABEL — small technical readout
   ============================================ */

.tech-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--steel-blue-light);
  line-height: 1.4;
  font-weight: 500;
}

.tech-label--muted {
  color: var(--text-muted);
}

.tech-label--accent {
  color: var(--accent-fire);
}

.tech-label--small {
  font-size: 0.65rem;
}

/* ============================================
   CAD FRAME — corner-bracket decoration wrapper
   ============================================ */

.cad-frame {
  position: relative;
}

.cad-frame__corner {
  position: absolute;
  width: 16px;
  height: 16px;
  pointer-events: none;
  color: var(--steel-blue);
  transition: color var(--transition-base), width var(--transition-base), height var(--transition-base);
}

.cad-frame__corner::before,
.cad-frame__corner::after {
  content: '';
  position: absolute;
  background-color: currentColor;
}

.cad-frame__corner::before {
  width: 100%;
  height: 1px;
}

.cad-frame__corner::after {
  width: 1px;
  height: 100%;
}

.cad-frame__corner--tl {
  top: -1px;
  left: -1px;
}

.cad-frame__corner--tl::before { top: 0; left: 0; }
.cad-frame__corner--tl::after  { top: 0; left: 0; }

.cad-frame__corner--tr {
  top: -1px;
  right: -1px;
}

.cad-frame__corner--tr::before { top: 0; right: 0; }
.cad-frame__corner--tr::after  { top: 0; right: 0; }

.cad-frame__corner--bl {
  bottom: -1px;
  left: -1px;
}

.cad-frame__corner--bl::before { bottom: 0; left: 0; }
.cad-frame__corner--bl::after  { bottom: 0; left: 0; }

.cad-frame__corner--br {
  bottom: -1px;
  right: -1px;
}

.cad-frame__corner--br::before { bottom: 0; right: 0; }
.cad-frame__corner--br::after  { bottom: 0; right: 0; }

.cad-frame--accent .cad-frame__corner {
  color: var(--accent-fire);
}

.cad-frame:hover .cad-frame__corner,
.cad-frame--hot:hover .cad-frame__corner {
  color: var(--accent-fire);
  width: 20px;
  height: 20px;
}

/* ============================================
   DIM LINE — dimension annotation
   ============================================ */

.dim-line {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 16px;
  margin: var(--space-sm) 0;
  color: var(--steel-blue);
}

.dim-line::before,
.dim-line::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: currentColor;
  opacity: 0.6;
}

.dim-line::before {
  margin-right: var(--space-sm);
  background-image:
    linear-gradient(to right, currentColor 0 100%),
    linear-gradient(to bottom, currentColor 0 100%);
  background-size: 100% 1px, 1px 8px;
  background-position: left center, left center;
  background-repeat: no-repeat;
}

.dim-line::after {
  margin-left: var(--space-sm);
  background-image:
    linear-gradient(to right, currentColor 0 100%),
    linear-gradient(to bottom, currentColor 0 100%);
  background-size: 100% 1px, 1px 8px;
  background-position: left center, right center;
  background-repeat: no-repeat;
}

.dim-line span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--steel-blue-light);
  text-transform: uppercase;
  white-space: nowrap;
}

.dim-line--accent {
  color: var(--accent-fire);
}

.dim-line--accent span {
  color: var(--accent-fire);
}

/* ============================================
   SPEC TAG — technical capability pill
   ============================================ */

.spec-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background-color: rgba(74, 111, 165, 0.08);
  border: 1px solid var(--steel-blue-dark);
  border-radius: 3px;
  color: var(--steel-blue-light);
  line-height: 1.2;
  white-space: nowrap;
  transition: background-color var(--transition-base), border-color var(--transition-base), color var(--transition-base);
}

.spec-tag--laser {
  background-color: rgba(255, 107, 44, 0.08);
  border-color: rgba(255, 107, 44, 0.4);
  color: var(--accent-hot);
}

.spec-tag--weld {
  background-color: rgba(255, 198, 71, 0.08);
  border-color: rgba(255, 198, 71, 0.4);
  color: var(--forge-yellow);
}

.spec-tag--coat {
  background-color: rgba(217, 164, 65, 0.08);
  border-color: rgba(217, 164, 65, 0.4);
  color: var(--accent-gold);
}

.spec-tag--cnc {
  background-color: rgba(107, 142, 190, 0.1);
  border-color: var(--steel-blue);
  color: var(--steel-blue-light);
}

/* ============================================
   MARQUEE — infinite capability banner
   ============================================ */

.marquee {
  position: relative;
  overflow: hidden;
  width: 100%;
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--steel-dark);
  border-bottom: 1px solid var(--steel-dark);
  background-color: var(--bg-deep);
}

.marquee::before,
.marquee::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  pointer-events: none;
  z-index: 2;
}

.marquee::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-deep), transparent);
}

.marquee::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-deep), transparent);
}

.marquee__inner {
  display: flex;
  width: max-content;
  animation: marqueeScroll 35s linear infinite;
}

.marquee:hover .marquee__inner {
  animation-play-state: paused;
}

.marquee__track {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  padding-right: var(--space-xl);
  flex-shrink: 0;
}

.marquee__item {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 1.2rem + 1.5vw, 2.25rem);
  letter-spacing: 0.05em;
  color: var(--text-muted);
  text-transform: uppercase;
  white-space: nowrap;
  transition: color var(--transition-base);
}

.marquee__item:hover {
  color: var(--text-primary);
}

.marquee__sep {
  color: var(--accent-fire);
  font-size: 1.25rem;
  line-height: 1;
  opacity: 0.7;
}

@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (max-width: 768px) {
  .marquee__inner {
    animation-duration: 25s;
  }

  .marquee__item {
    font-size: 1.25rem;
  }
}

/* ============================================
   EQUIPMENT CARD
   ============================================ */

.equipment-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--space-xl);
  background: var(--brushed-steel-soft);
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  min-width: 0;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.equipment-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.015) 0 1px,
    transparent 1px 3px
  );
  pointer-events: none;
}

.equipment-card:hover {
  border-color: rgba(255, 107, 44, 0.5);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.equipment-card:hover .cad-frame__corner {
  color: var(--accent-fire);
  width: 20px;
  height: 20px;
}

.equipment-card__visual {
  position: relative;
  width: 100%;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  background:
    linear-gradient(135deg, var(--blueprint-bg) 0%, var(--bg-deep) 100%);
  background-image:
    linear-gradient(rgba(74, 143, 191, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74, 143, 191, 0.05) 1px, transparent 1px);
  background-size: 20px 20px;
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-md);
  color: var(--steel-blue-light);
  transition: color var(--transition-base);
}

.equipment-card:hover .equipment-card__visual {
  color: var(--accent-hot);
}

.equipment-card__visual svg {
  width: 90px;
  height: 90px;
  position: relative;
  z-index: 1;
}

.equipment-card__body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.equipment-card__title {
  font-size: var(--text-xl);
  margin-top: 6px;
  margin-bottom: 0;
  color: var(--text-primary);
  line-height: 1.1;
  overflow-wrap: break-word;
}

.equipment-card__model {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
  overflow-wrap: break-word;
  word-break: break-all;
}

.equipment-card__specs {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  border-top: 1px dashed var(--steel-dark);
  padding-top: var(--space-md);
}

.equipment-card__specs li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-sm);
  font-size: 0.8rem;
  min-width: 0;
}

.equipment-card__specs li span {
  font-family: var(--font-body);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.7rem;
  min-width: 0;
  overflow-wrap: break-word;
}

.equipment-card__specs li strong {
  font-family: var(--font-mono);
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.85rem;
  min-width: 0;
  text-align: right;
  overflow-wrap: break-word;
}

/* ============================================
   WELD LINE — animated weld seam underline
   ============================================ */

.weld-line {
  position: relative;
  width: clamp(160px, 30%, 320px);
  height: 4px;
  margin: var(--space-md) auto;
  border-radius: 999px;
  overflow: hidden;
  background: linear-gradient(
    90deg,
    var(--forge-red) 0%,
    var(--accent-fire) 25%,
    var(--forge-yellow) 50%,
    var(--accent-fire) 75%,
    var(--forge-red) 100%
  );
  background-size: 200% 100%;
  animation: weldShimmer 3.5s ease-in-out infinite;
  box-shadow:
    0 0 12px rgba(255, 107, 44, 0.55),
    0 0 28px rgba(255, 107, 44, 0.3),
    0 0 60px rgba(200, 66, 26, 0.18);
  filter: blur(0.3px);
}

.weld-line::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.5) 50%,
    transparent 100%
  );
  transform: translateX(-100%);
  animation: weldShine 3.5s linear infinite;
}

.weld-line--wide {
  width: clamp(240px, 50%, 520px);
  height: 6px;
}

.weld-line--narrow {
  width: clamp(80px, 15%, 160px);
  height: 3px;
}

@keyframes weldShimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes weldShine {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ============================================
   SPARK EFFECT
   ============================================ */

.spark {
  position: absolute;
  width: 3px;
  height: 3px;
  background-color: var(--accent-fire);
  border-radius: 50%;
  pointer-events: none;
  box-shadow:
    0 0 4px 1px rgba(255, 198, 71, 0.85),
    0 0 8px 3px rgba(255, 107, 44, 0.55);
}

.spark--hot {
  background-color: var(--forge-yellow);
  box-shadow:
    0 0 4px 1px rgba(255, 255, 255, 0.9),
    0 0 10px 3px rgba(255, 198, 71, 0.75),
    0 0 16px 5px rgba(255, 107, 44, 0.4);
}

/* ============================================
   SERVICE CARDS
   ============================================ */

.service-card {
  position: relative;
  padding: var(--space-xl);
  background:
    linear-gradient(135deg, rgba(23, 26, 31, 0.95) 0%, rgba(17, 19, 23, 0.95) 100%);
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  min-width: 0;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
}

.service-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.012) 0 1px,
    transparent 1px 3px
  );
  pointer-events: none;
  opacity: 0.6;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(255, 107, 44, 0.15),
    transparent 40%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-fire);
  box-shadow: var(--shadow-glow);
  background:
    linear-gradient(135deg, rgba(28, 32, 38, 0.95) 0%, rgba(20, 24, 28, 0.95) 100%);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card__tech {
  margin-bottom: var(--space-sm);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-secondary);
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--space-md);
  color: var(--accent-fire);
  transition: background-color var(--transition-base), border-color var(--transition-base), color var(--transition-base);
  position: relative;
  z-index: 1;
}

.service-card:hover .service-card__icon {
  background-color: var(--accent-fire);
  border-color: var(--accent-fire);
  color: var(--bg-primary);
}

.service-card__icon svg {
  width: 28px;
  height: 28px;
}

.service-card__title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-sm);
  position: relative;
  z-index: 1;
  line-height: 1.1;
  letter-spacing: 0.01em;
  overflow-wrap: break-word;
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
  overflow-wrap: break-word;
}

.service-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--accent-fire);
  text-transform: uppercase;
  transition: gap var(--transition-base);
  position: relative;
  z-index: 1;
}

.service-card__link:hover {
  gap: var(--space-sm);
}

/* Shine sweep effect — used by animations.js hover handler */
.service-card__shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.06),
    transparent
  );
  pointer-events: none;
  transform: skewX(-15deg);
  transition: left var(--transition-slower);
  z-index: 1;
}

.service-card:hover .service-card__shine {
  left: 150%;
}

/* Glow border effect */
.service-card__glow {
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  bottom: -1px;
  border-radius: var(--border-radius-lg);
  background: linear-gradient(
    45deg,
    transparent 40%,
    var(--accent-fire) 50%,
    transparent 60%
  );
  background-size: 200% 200%;
  opacity: 0;
  z-index: -1;
  animation: glowRotate 3s linear infinite;
  transition: opacity var(--transition-base);
}

.service-card:hover .service-card__glow {
  opacity: 0.5;
}

@keyframes glowRotate {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

/* ============================================
   PROJECT CARDS
   ============================================ */

.project-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  cursor: pointer;
  background: var(--bg-elevated);
  border: 1px solid var(--steel-dark);
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.project-card:hover {
  border-color: rgba(255, 107, 44, 0.6);
  transform: translateY(-4px);
}

/* Large variant spans both columns */
.project-card--large {
  grid-column: span 2;
}

.project-card__content {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  min-width: 0;
}

.project-card__category {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--accent-fire);
  text-transform: uppercase;
  margin-bottom: 4px;
  display: block;
}

.project-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  margin: 0 0 var(--space-sm) 0;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  line-height: 1.1;
  overflow-wrap: break-word;
  hyphens: auto;
}

.project-card__specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px dashed var(--steel-dark);
}

.project-card__specs > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.project-card__specs dt {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
  min-width: 0;
  overflow-wrap: break-word;
}

.project-card__specs dd {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-primary);
  font-weight: 500;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
  overflow-wrap: break-word;
}

/* Legacy image fallback (image variant) */
.project-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(80%);
  transform: scale(1);
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

.project-card:hover .project-card__image {
  transform: scale(1.05);
  filter: grayscale(0%);
}

.project-card__placeholder {
  width: 100%;
  height: 100%;
  background: var(--bg, linear-gradient(135deg, var(--bg-elevated) 0%, var(--bg-secondary) 100%));
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-card__placeholder {
  transform: scale(1.05);
}

.project-card__placeholder span {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.project-card__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to top,
    rgba(10, 11, 13, 0.95) 0%,
    rgba(10, 11, 13, 0.5) 50%,
    transparent 100%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

/* ============================================
   PHOTO SLOT — placeholder for real photos
   ============================================ */

.photo-slot {
  position: relative;
  width: 100%;
  overflow: hidden;
  background:
    linear-gradient(135deg, #14181D 0%, #1C2128 100%);
  border-bottom: 1px solid var(--steel-dark);
}

.photo-slot--16x10 { aspect-ratio: 16 / 10; }
.photo-slot--16x7  { aspect-ratio: 16 / 7; }
.photo-slot--4x3   { aspect-ratio: 4 / 3; }
.photo-slot--1x1   { aspect-ratio: 1 / 1; }

.photo-slot::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      45deg,
      rgba(74, 143, 191, 0.05) 0 1px,
      transparent 1px 14px
    ),
    linear-gradient(rgba(74, 143, 191, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74, 143, 191, 0.06) 1px, transparent 1px);
  background-size: auto, 40px 40px, 40px 40px;
  pointer-events: none;
}

.photo-slot::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, transparent 0%, rgba(10, 11, 13, 0.6) 100%);
  pointer-events: none;
}

.photo-slot__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  z-index: 1;
  color: var(--steel-blue-light);
  text-align: center;
  padding: var(--space-md);
}

.photo-slot__caption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-top: 2px;
}

.photo-slot__crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 32px;
  height: 32px;
  transform: translate(-50%, -50%);
  opacity: 0.25;
  z-index: 1;
  color: var(--steel-blue-light);
  pointer-events: none;
}

.photo-slot__crosshair::before,
.photo-slot__crosshair::after {
  content: '';
  position: absolute;
  background-color: currentColor;
}

.photo-slot__crosshair::before {
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  transform: translateY(-50%);
}

.photo-slot__crosshair::after {
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
  transform: translateX(-50%);
}

.photo-slot img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 2;
}

/* When a real <img> is present, hide the placeholder cleanly */
.photo-slot:has(img) .photo-slot__placeholder,
.photo-slot:has(img) .photo-slot__crosshair {
  display: none;
}

.photo-slot:has(img)::before,
.photo-slot:has(img)::after {
  display: none;
}

/* CAD frame corners on photo-slot, positioned relative to slot */
.photo-slot > .cad-frame__corner {
  z-index: 3;
}

/* ============================================
   CONTACT FORM
   ============================================ */

.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form__group {
  position: relative;
}

.form__input {
  width: 100%;
  padding: var(--space-md) var(--space-md);
  padding-top: calc(var(--space-md) + 8px);
  background-color: var(--bg-elevated);
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form__input:focus {
  border-color: var(--accent-fire);
  box-shadow: 0 0 0 2px rgba(255, 107, 44, 0.15);
}

.form__input--textarea {
  resize: vertical;
  min-height: 120px;
}

/* Floating label */
.form__label {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  font-size: var(--text-sm);
  color: var(--text-muted);
  pointer-events: none;
  transition: top var(--transition-base), font-size var(--transition-base), color var(--transition-base);
}

.form__input:not(:placeholder-shown) ~ .form__label,
.form__input:focus ~ .form__label {
  top: 6px;
  font-size: 0.7rem;
  color: var(--accent-fire);
}

.form-message {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius-md);
  font-size: var(--text-sm);
  margin-top: var(--space-sm);
}

.form-message--success {
  background-color: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #4ade80;
}

.form-message--error {
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
}

/* ============================================
   CONTACT HOURS BLOCK
   ============================================ */

.contact__hours {
  position: relative;
  margin-top: var(--space-lg);
  padding: var(--space-lg);
  background: var(--brushed-steel-soft);
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-md);
}

.contact__hours .tech-label {
  margin-bottom: var(--space-sm);
  color: var(--steel-blue-light);
}

.contact__hours ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.contact__hours li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-md);
  padding: 6px 0;
  border-bottom: 1px dashed var(--steel-dark);
}

.contact__hours li:last-child {
  border-bottom: none;
}

.contact__hours li span {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.contact__hours li strong {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* ============================================
   SOCIAL ICONS
   ============================================ */

.social-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-elevated);
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-md);
  color: var(--text-secondary);
  transition: background-color var(--transition-base), border-color var(--transition-base), color var(--transition-base), transform var(--transition-base);
}

.social-icon:hover {
  background-color: var(--accent-fire);
  border-color: var(--accent-fire);
  color: var(--bg-primary);
  transform: translateY(-2px);
}

.social-icon svg {
  width: 20px;
  height: 20px;
}

/* ============================================
   CUSTOM CURSOR — CMM Probe / Stylus
   ============================================ */

.cursor {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: var(--z-cursor);
  will-change: transform;
}

/* ── Stylus shaft (thin diagonal line) ── */
.cursor__shaft {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1.5px;
  height: 22px;
  background: linear-gradient(
    to bottom,
    rgba(170, 179, 190, 0.9) 0%,
    rgba(170, 179, 190, 0.4) 100%
  );
  transform: translate(-50%, -50%) rotate(45deg);
  transform-origin: center top;
  border-radius: 1px;
  transition:
    height var(--transition-base),
    opacity var(--transition-base),
    background var(--transition-base);
  opacity: 0.7;
}

/* ── Probe tip (ruby sphere) ── */
.cursor__tip {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  background: radial-gradient(
    circle at 35% 30%,
    #ff8a8a 0%,
    #c42b2b 40%,
    #7a1010 100%
  );
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow:
    inset -1px -1px 2px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(10, 11, 13, 0.3);
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-base),
    background var(--transition-base);
}

/* ── Ambient glow behind the tip ── */
.cursor__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 24px;
  height: 24px;
  background: radial-gradient(
    circle,
    rgba(255, 107, 44, 0.15) 0%,
    transparent 70%
  );
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition:
    width var(--transition-base),
    height var(--transition-base),
    opacity var(--transition-base),
    background var(--transition-base);
  opacity: 0.6;
  pointer-events: none;
}

/* ── Hover state ── */
.cursor--hover .cursor__tip {
  transform: translate(-50%, -50%) scale(1.25);
  background: radial-gradient(
    circle at 35% 30%,
    #ff6b2c 0%,
    #c8421a 40%,
    #8a2e0a 100%
  );
  box-shadow:
    inset -1px -1px 2px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(10, 11, 13, 0.2),
    0 0 12px rgba(255, 107, 44, 0.6),
    0 0 24px rgba(255, 107, 44, 0.25);
}

.cursor--hover .cursor__shaft {
  height: 30px;
  opacity: 0.9;
  background: linear-gradient(
    to bottom,
    rgba(255, 107, 44, 0.85) 0%,
    rgba(255, 107, 44, 0.2) 100%
  );
}

.cursor--hover .cursor__glow {
  width: 40px;
  height: 40px;
  opacity: 1;
  background: radial-gradient(
    circle,
    rgba(255, 107, 44, 0.25) 0%,
    transparent 70%
  );
}

/* ── Click state ── */
.cursor--click .cursor__tip {
  transform: translate(-50%, -50%) scale(0.85);
  background: radial-gradient(
    circle at 35% 30%,
    #ffc647 0%,
    #ff8a3d 40%,
    #c8421a 100%
  );
  box-shadow:
    inset -1px -1px 2px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(10, 11, 13, 0.2),
    0 0 8px rgba(255, 198, 71, 0.7);
}

.cursor--click .cursor__shaft {
  height: 16px;
  opacity: 0.5;
}

.cursor--click .cursor__glow {
  width: 18px;
  height: 18px;
  opacity: 0.3;
}

/* Hide custom cursor on touch devices */
@media (hover: none) and (pointer: coarse) {
  .cursor {
    display: none;
  }

  body,
  a,
  button,
  [role="button"],
  input,
  textarea,
  select {
    cursor: auto;
  }
}

/* ============================================
   MOBILE MENU (legacy .mobile-menu element)
   ============================================ */

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--bg-primary);
  z-index: calc(var(--z-nav) - 1);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-xl);
}

.mobile-menu--open {
  transform: translateX(0);
}

.mobile-menu__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.mobile-menu__link {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: color var(--transition-base);
}

.mobile-menu__link:hover {
  color: var(--accent-fire);
}

.mobile-menu__footer {
  margin-top: auto;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--steel-dark);
}

.mobile-menu__contact {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* ============================================
   LOADING STATES
   ============================================ */

.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-elevated) 25%,
    var(--steel-dark) 50%,
    var(--bg-elevated) 75%
  );
  background-size: 200% 100%;
  animation: skeletonLoading 1.5s ease-in-out infinite;
  border-radius: var(--border-radius-sm);
}

@keyframes skeletonLoading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================
   TOOLTIP
   ============================================ */

.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--bg-elevated);
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-sm);
  font-size: var(--text-xs);
  color: var(--text-primary);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
}

.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(-4px);
}

/* ============================================
   DIVIDERS
   ============================================ */

.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--steel-dark),
    transparent
  );
  margin: var(--space-xl) 0;
}

.divider--accent {
  background: linear-gradient(
    90deg,
    transparent,
    var(--accent-fire),
    transparent
  );
}

/* ============================================
   TAGS / BADGES (legacy)
   ============================================ */

.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background-color: var(--bg-elevated);
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-sm);
  color: var(--text-secondary);
  transition: border-color var(--transition-base), color var(--transition-base);
}

.tag:hover {
  border-color: var(--accent-fire);
  color: var(--accent-fire);
}

.tag--accent {
  background-color: rgba(255, 107, 44, 0.1);
  border-color: var(--accent-fire);
  color: var(--accent-fire);
}

.tag--gold {
  background-color: rgba(217, 164, 65, 0.1);
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

/* ============================================
   FORM ENHANCEMENTS (Phase 2)
   ============================================ */

.form__select {
  cursor: pointer;
  padding-top: var(--space-md);
  color: var(--text-secondary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%239AA3AE' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  padding-right: calc(var(--space-md) * 2 + 14px);
}

.form__select:focus { color: var(--text-primary); }
.form__select option { background-color: var(--bg-elevated); color: var(--text-primary); }

/* Inline validation error */
.form__error {
  display: none;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  color: #f87171;
}

.form__group--invalid .form__error { display: block; }
.form__group--invalid .form__input { border-color: #f87171; }
.form__group--invalid .form__input:focus { box-shadow: 0 0 0 2px rgba(248, 113, 113, 0.15); }

.form__privacy {
  margin-top: calc(var(--space-sm) * -1 + 2px);
  font-size: 0.72rem;
  line-height: 1.4;
  color: var(--text-muted);
  text-align: center;
}

/* Submit button loading state */
.btn__spinner {
  display: none;
  width: 16px;
  height: 16px;
  margin-left: 8px;
  border: 2px solid rgba(10, 11, 13, 0.35);
  border-top-color: var(--bg-primary);
  border-radius: 50%;
  animation: btn-spin 0.7s linear infinite;
}

.btn.is-loading { pointer-events: none; opacity: 0.85; }
.btn.is-loading .btn__spinner { display: inline-block; }

@keyframes btn-spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
  .btn__spinner { animation-duration: 1.4s; }
}

/* Clickable phone in top tech-bar */
.tech-bar__phone {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
.tech-bar__phone:hover { color: var(--accent-fire); }

/* ============================================
   FLOATING CONTACT DOCK (Phase 2)
   ============================================ */

.contact-dock {
  position: fixed;
  right: clamp(0.85rem, 2vw, 1.5rem);
  bottom: clamp(0.85rem, 2vw, 1.5rem);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.contact-dock__btn {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-base), filter var(--transition-fast);
}

.contact-dock__btn:hover { transform: translateY(-3px); filter: brightness(1.08); }
.contact-dock__btn:active { transform: translateY(-1px) scale(0.96); }

.contact-dock__btn--tg   { background-color: #2AABEE; }
.contact-dock__btn--wa   { background-color: #25D366; }
.contact-dock__btn--call { background-color: var(--accent-fire); color: var(--bg-primary); }

/* Entrance — reveal after small scroll, toggled via JS */
.contact-dock { opacity: 0; transform: translateY(12px); pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base); }
.contact-dock.is-visible { opacity: 1; transform: none; pointer-events: auto; }

@media (max-width: 600px) {
  .contact-dock__btn { width: 48px; height: 48px; }
}

@media (prefers-reduced-motion: reduce) {
  .contact-dock, .contact-dock__btn { transition: opacity 0.01ms; transform: none; }
}

/* ============================================
   PHOTO GALLERY + LIGHTBOX (Phase 3)
   ============================================ */

/* Real photo overlays the CAD placeholder once it loads */
.photo-slot__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity var(--transition-slow), transform var(--transition-slow);
  z-index: 2;
}

.photo-slot.has-photo .photo-slot__img { opacity: 1; }
.photo-slot.has-photo .photo-slot__placeholder,
.photo-slot.has-photo .photo-slot__crosshair { opacity: 0; }

/* Clickable photo → lightbox */
.photo-slot.has-photo { cursor: pointer; }
.project-card:hover .photo-slot.has-photo .photo-slot__img { transform: scale(1.05); }

/* Zoom affordance, shown only when a photo is present */
.photo-slot__zoom {
  position: absolute;
  right: var(--space-sm);
  bottom: var(--space-sm);
  z-index: 3;
  display: none;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: #fff;
  background: rgba(10, 11, 13, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(4px);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.photo-slot.has-photo .photo-slot__zoom { display: grid; }
.project-card:hover .photo-slot.has-photo .photo-slot__zoom { opacity: 1; transform: none; }

/* Lightbox overlay */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 4vw, 3rem);
  background: rgba(6, 7, 10, 0.92);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox.is-open { opacity: 1; visibility: visible; }

.lightbox__figure {
  position: relative;
  max-width: min(1100px, 92vw);
  max-height: 86vh;
  margin: 0;
  transform: scale(0.96);
  transition: transform var(--transition-base);
}

.lightbox.is-open .lightbox__figure { transform: none; }

.lightbox__img {
  display: block;
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-md);
  background: var(--blueprint-bg);
}

.lightbox__caption {
  margin-top: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-align: center;
}

.lightbox__btn {
  position: absolute;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: #fff;
  background: rgba(23, 26, 31, 0.85);
  border: 1px solid var(--steel-dark);
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.lightbox__btn:hover { background: var(--accent-fire); color: var(--bg-primary); }
.lightbox__btn:active { transform: scale(0.94); }

.lightbox__close { top: -8px; right: -8px; }
.lightbox__prev { left: -8px; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: -8px; top: 50%; transform: translateY(-50%); }
.lightbox__prev:active, .lightbox__next:active { transform: translateY(-50%) scale(0.94); }

@media (max-width: 600px) {
  .lightbox__prev { left: 4px; }
  .lightbox__next { right: 4px; }
  .lightbox__close { top: 4px; right: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  .photo-slot__img, .lightbox, .lightbox__figure { transition: opacity 0.01ms; }
  .project-card:hover .photo-slot.has-photo .photo-slot__img { transform: none; }
}

/* ============================================
   TESTIMONIALS (Phase 3)
   ============================================ */

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.testimonial {
  position: relative;
  margin: 0;
  padding: var(--space-xl) var(--space-lg) var(--space-lg);
  background: var(--brushed-steel-soft);
  border: 1px solid var(--steel-dark);
  border-radius: var(--border-radius-md);
  overflow: hidden;
}

.testimonial::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--accent-fire);
  opacity: 0.7;
}

.testimonial__mark {
  position: absolute;
  top: -0.1em;
  right: var(--space-md);
  font-family: var(--font-heading);
  font-size: 5rem;
  line-height: 1;
  color: var(--accent-fire);
  opacity: 0.16;
  pointer-events: none;
}

.testimonial__quote {
  margin: 0 0 var(--space-lg);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--text-primary);
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.testimonial__avatar {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 50%;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--bg-primary);
  background: linear-gradient(135deg, var(--accent-hot), var(--accent-fire));
}

.testimonial__meta { display: flex; flex-direction: column; line-height: 1.3; }
.testimonial__meta strong { color: var(--text-primary); font-weight: 600; }
.testimonial__role { font-size: var(--text-xs); color: var(--text-muted); }

@media (max-width: 900px) {
  .testimonials__grid { grid-template-columns: 1fr; }
}