/* ================================================================
   TRUCKS / CONTRACTING / CONTACT — sub-page styles (perspective)
   ================================================================ */

/* ---- Generic sub-page hero ---- */
.subhero {
  position: relative;
  padding: 240px var(--gutter) 140px;
  border-bottom: 1px solid var(--hair);
  overflow: hidden;
  background: var(--ink-050);
}
.subhero::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 80% 30%, var(--volt-glow), transparent 55%);
  opacity: 0.45;
  pointer-events: none;
}
/* vanishing-point floor beneath the headline */
.subhero::after {
  content: '';
  position: absolute; left: -20%; right: -20%; bottom: 0; height: 45%;
  background-image:
    linear-gradient(var(--hair) 1px, transparent 1px),
    linear-gradient(90deg, var(--hair) 1px, transparent 1px);
  background-size: 52px 52px;
  transform: perspective(650px) rotateX(58deg);
  transform-origin: center bottom;
  mask-image: linear-gradient(180deg, transparent 0%, black 60%, black 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, black 60%, black 100%);
  opacity: 0.55;
  pointer-events: none;
}
.subhero-inner { max-width: var(--max); margin: 0 auto; position: relative; z-index: 2; }
.subhero .crumb {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--fg-dim); margin-bottom: 32px;
  display: flex; gap: var(--sp-3); align-items: center;
}
.subhero .crumb .sep { color: var(--volt-deep); }
.subhero h1 {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(44px, 6vw, 104px); line-height: 1.04; letter-spacing: 0.015em;
  text-transform: uppercase;
}
.subhero h1 em { font-style: normal; color: var(--volt-deep); font-weight: 600; }
.subhero p.lede {
  max-width: 640px; margin-top: 40px;
  font-size: var(--step-3); line-height: 1.55;
  color: var(--ivory-700);
}

/* ================================================================
   TRUCKS PAGE
   ================================================================ */
.models {
  padding: 140px var(--gutter) 120px;
  max-width: var(--max); margin: 0 auto;
}
.model {
  display: grid; grid-template-columns: 1fr 1.3fr; gap: 80px;
  align-items: center;
  padding: 80px 0;
  border-top: 1px solid var(--hair);
}
.model:last-child { border-bottom: 1px solid var(--hair); }
.model-num {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--fg-dim); margin-bottom: 20px;
}
.model-name {
  font-family: var(--font-display); font-size: clamp(40px, 5vw, 84px);
  line-height: 1.02; letter-spacing: 0.01em; font-weight: 500;
  text-transform: uppercase;
}
.model-name em { font-style: normal; color: var(--volt-deep); font-weight: 600; }
.model-spec-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px 40px;
  margin-top: 40px; padding-top: 28px;
  border-top: 1px solid var(--hair);
}
.model-spec .l {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--fg-dim);
}
.model-spec .v {
  font-family: var(--font-display); font-size: 28px;
  letter-spacing: 0; margin-top: 6px; font-weight: 500;
}
.model-spec .v em { color: var(--volt-deep); font-style: normal; font-weight: 600; }

.model-visual {
  aspect-ratio: 4/3;
  background: var(--ink-100);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-2);
  transition: transform 480ms var(--ease-out), box-shadow 480ms var(--ease-out);
}
.model-visual:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-3);
}
.model-visual::before {
  /* vanishing-point ground grid under the machine */
  content: '';
  position: absolute; left: -20%; right: -20%; bottom: 0; height: 60%;
  background-image:
    linear-gradient(var(--hair-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--hair-strong) 1px, transparent 1px);
  background-size: 40px 40px;
  transform: perspective(500px) rotateX(55deg);
  transform-origin: center bottom;
  opacity: 0.5;
  mask-image: linear-gradient(180deg, transparent 0%, black 50%, black 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, black 50%, black 100%);
}
.model-visual svg { position: relative; z-index: 2; width: 100%; height: 100%; }
.model-visual .badge {
  position: absolute; top: 20px; left: 20px;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--volt-deep); z-index: 3;
  background: var(--ink-100);
  padding: 6px 10px;
  border: 1px solid var(--hair);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-1);
}
.model-visual .ton-big {
  position: absolute; right: 24px; bottom: 20px;
  font-family: var(--font-display); font-weight: 600;
  font-size: 80px; letter-spacing: 0; line-height: 1;
  color: var(--ink-300);
  text-shadow: 1px 1px 0 var(--ink-400), 2px 2px 0 var(--ink-400);
  z-index: 3; user-select: none;
}

/* Photo variants */
.model-photo { position: relative; }
.model-photo img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 1;
  background: var(--ink-000);
  filter: saturate(0.85) contrast(1.05);
}
.model-photo::after {
  content: ''; position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(180deg, rgba(5,6,8,0.15) 0%, transparent 30%, transparent 70%, rgba(5,6,8,0.35) 100%);
  pointer-events: none;
}
.model-photo .badge, .model-photo .ton-big { z-index: 3; }
.model-photo .ton-big { color: rgba(255,255,255,0.85); text-shadow: 0 2px 12px rgba(5,6,8,0.5); }
/* transparent schematic renders: truck floats on the dark card's grid floor */
.model-render img {
  object-fit: contain; padding: 14% 10%;
  background: transparent; filter: none;
  filter: drop-shadow(0 18px 28px rgba(0, 0, 0, 0.5));
}
.model-render::after { display: none; }
.model-render .ton-big { color: rgba(244, 246, 248, 0.18); text-shadow: none; }

.model:nth-child(even) { grid-template-columns: 1.3fr 1fr; }
.model:nth-child(even) .model-visual { order: -1; }

/* ================================================================
   TECHNOLOGY BENEFITS GRID
   ================================================================ */
.benefits {
  padding: 140px var(--gutter) 120px;
  background: var(--ink-000);
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
}
.benefits-inner { max-width: var(--max); margin: 0 auto; }
/* Editorial two-column list: icons + type, whitespace does the separating */
.benefits-list {
  display: grid; grid-template-columns: 1fr 1fr;
  column-gap: clamp(48px, 8vw, 120px); row-gap: 72px;
  margin-top: 80px;
  max-width: 1180px;
}
.benefit { position: relative; padding-left: 64px; }
.benefit .icon {
  position: absolute; left: 0; top: 4px;
  width: 40px; height: 40px;
  color: var(--volt-deep);
}
.benefit h3 {
  font-family: var(--font-display); font-size: 26px;
  letter-spacing: 0.01em; font-weight: 600;
  text-transform: uppercase;
}
.benefit h3 em { color: var(--volt-deep); font-style: normal; font-weight: 600; }
.benefit p {
  margin-top: 12px; color: var(--ivory-700);
  font-size: var(--step-1); line-height: 1.55;
  max-width: 44ch;
}

/* ================================================================
   CONTRACTING PAGE
   ================================================================ */
.services {
  padding: 140px var(--gutter) 120px;
  max-width: var(--max); margin: 0 auto;
}
.service {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(32px, 5vw, 80px);
  padding: 64px 0;
  border-top: 1px solid var(--hair);
  align-items: start;
}
.service:last-child { border-bottom: 1px solid var(--hair); }
.service h3 {
  font-family: var(--font-display); font-size: clamp(28px, 3vw, 44px);
  letter-spacing: 0; line-height: 1.05; font-weight: 600;
  text-transform: uppercase;
}
.service h3 em { color: var(--volt-deep); font-style: normal; font-weight: 600; }
.service .body { color: var(--ivory-700); font-size: var(--step-2); line-height: 1.55; }
.service .body ul { list-style: none; padding: 0; margin: 16px 0 0; }
.service .body li {
  padding: 12px 0; border-top: 1px solid var(--hair);
  display: flex; gap: var(--sp-4); align-items: baseline;
  font-size: var(--step-1);
}
.service .body li::before {
  content: ''; width: 6px; height: 6px; background: var(--volt);
  border-radius: 50%; flex: none; transform: translateY(2px);
}

.process {
  padding: 140px var(--gutter) 120px;
  background: var(--ink-000);
  border-top: 1px solid var(--hair);
}
.process-inner { max-width: var(--max); margin: 0 auto; }
/* Four steps hung on one horizontal rail; the fill draws on scroll */
.process-steps {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: clamp(24px, 3vw, 48px);
  margin-top: 96px;
  position: relative;
  padding-top: 56px;
}
.process-rail {
  position: absolute; top: 20px; left: 0; right: 0;
  height: 2px; background: var(--hair);
  border-radius: 2px;
}
.process-rail-fill {
  position: absolute; inset: 0;
  background: var(--volt);
  box-shadow: 0 0 14px var(--volt-glow);
  transform: scaleX(0);
  transform-origin: left center;
  border-radius: 2px;
}
.process-step { position: relative; }
.process-step::before {
  content: ''; position: absolute; top: -44px; left: 2px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--ink-050);
  border: 2px solid var(--volt);
  box-shadow: 0 0 14px var(--volt-glow);
}
.process-step .n {
  font-family: var(--font-display); font-weight: 600;
  font-size: 40px; line-height: 1; color: var(--volt-deep);
}
.process-step h4 {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  margin-top: 16px; color: var(--fg);
  font-weight: 500;
}
.process-step p {
  margin-top: 12px; color: var(--ivory-700);
  font-size: var(--step-1); line-height: 1.55;
}

/* ================================================================
   CONTACT PAGE
   ================================================================ */
.contact-page {
  padding: 120px var(--gutter) 80px;
  max-width: var(--max); margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px;
  align-items: start;
}
.contact-info h2 {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 88px); line-height: 1.04; letter-spacing: 0.01em;
  font-weight: 500; text-transform: uppercase;
}
.contact-info h2 em { font-style: normal; color: var(--volt-deep); font-weight: 600; }
.contact-info p { color: var(--ivory-700); font-size: var(--step-3); line-height: 1.55; margin-top: 32px; max-width: 520px; }

.contact-details {
  margin-top: 48px;
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-6);
}
.contact-details .blk {
  padding-top: 18px; border-top: 1px solid var(--hair);
}
.contact-details .l {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--fg-dim);
}
.contact-details .v {
  font-family: var(--font-display); font-size: 22px;
  letter-spacing: 0; margin-top: 8px; font-weight: 500;
}
.contact-details a.v { display: block; }
.contact-details a.v:hover { color: var(--volt-deep); }

/* ---- Contact form: elevated layer card ---- */
.contact-form {
  background: var(--ink-100);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: sticky; top: 100px;
  box-shadow: var(--shadow-3);
}
.contact-form h3 {
  font-family: var(--font-display); font-size: 32px;
  letter-spacing: 0; font-weight: 600; text-transform: uppercase;
  margin-bottom: 32px;
}
.form-field { margin-bottom: 24px; position: relative; }
.form-field label {
  display: block;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--fg-dim); margin-bottom: 10px;
}
.form-field input, .form-field textarea, .form-field select {
  width: 100%;
  background: var(--ink-050);
  border: 1px solid var(--hair);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--fg);
  font: inherit; font-size: var(--step-2);
  font-family: var(--font-ui);
  outline: none;
  transition: border-color 300ms var(--ease-out), box-shadow 300ms var(--ease-out);
  cursor: text;
}
.form-field textarea { resize: vertical; min-height: 100px; }
.form-field input:focus, .form-field textarea:focus, .form-field select:focus {
  border-color: var(--volt-deep);
  box-shadow: 0 0 0 3px var(--volt-glow);
}
.form-field select { appearance: none; -webkit-appearance: none; cursor: pointer; }
.form-select-wrap {
  position: relative;
}
.form-select-wrap::after {
  content: '▾'; position: absolute; right: 14px; bottom: 14px;
  pointer-events: none; color: var(--fg-dim);
}
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--ivory-300); }

.form-chips {
  display: flex; flex-wrap: wrap; gap: var(--sp-2);
}
.form-chip {
  position: relative;
  display: inline-flex; align-items: center;
  padding: 10px 16px;
  border: 1px solid var(--hair-strong);
  border-radius: 999px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--fg-dim);
  transition: all 260ms var(--ease-out);
  cursor: pointer;
  background: transparent;
}
.form-chip input {
  position: absolute; inset: 0;
  opacity: 0; margin: 0; cursor: pointer;
}
.form-chip:hover { border-color: var(--volt-deep); color: var(--volt-deep); }
.form-chip:has(input:checked) {
  background: var(--volt); color: #052E1F;
  border-color: var(--volt);
  box-shadow: var(--shadow-accent);
}
.form-chip:has(input:focus-visible) {
  outline: 2px solid var(--volt);
  outline-offset: 2px;
}
.form-submit { margin-top: 32px; width: 100%; justify-content: center; }

.form-status {
  margin-top: var(--sp-4);
  color: var(--volt-deep);
  font-size: var(--step-1); line-height: 1.5;
  min-height: 1em;
}

/* ---- Map ---- */
.map-strip {
  padding: 80px var(--gutter);
  max-width: var(--max); margin: 0 auto;
}
.map-stage {
  aspect-ratio: 21/9;
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: var(--ink-100);
  box-shadow: var(--shadow-2);
}
.map-stage svg { width: 100%; height: 100%; }
.map-marker {
  position: absolute; top: 51%; left: 62%;
  transform: translate(-50%, -50%);
  z-index: 5;
}
.map-marker .ring {
  width: 60px; height: 60px; border-radius: 50%;
  border: 1px solid var(--volt-deep);
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation: ringPulse 2.4s ease-out infinite;
}
@keyframes ringPulse {
  0% { transform: translate(-50%, -50%) scale(0.3); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(2.2); opacity: 0; }
}
.map-marker .pin {
  width: 14px; height: 14px;
  background: var(--volt);
  border-radius: 50%;
  box-shadow: 0 0 24px var(--volt-glow);
  position: relative; z-index: 2;
}
.map-marker .lbl {
  position: absolute; left: 24px; top: -8px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  white-space: nowrap;
  background: var(--ink-100); padding: 6px 10px;
  border: 1px solid var(--hair);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-1);
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 980px) {
  .model { grid-template-columns: 1fr; gap: 40px; }
  .model:nth-child(even) { grid-template-columns: 1fr; }
  .model:nth-child(even) .model-visual { order: 0; }
  .benefits-list { grid-template-columns: 1fr; row-gap: 56px; }
  .service { grid-template-columns: 1fr; gap: 20px; }
  .process-steps { grid-template-columns: 1fr 1fr; row-gap: 64px; }
  .process-rail { display: none; }
  .process-step::before { display: none; }
  .contact-page { grid-template-columns: 1fr; gap: 48px; }
  .contact-form { position: static; }
  .contact-details { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .subhero { padding: 160px var(--gutter) 96px; }
  .contact-form { padding: 24px 20px; }
  .model-spec-grid { gap: 20px 24px; }
}