/* ========================================================
   D3 — Corporate vitrine extras
   Reuses d2-styles.css tokens + D2 components.
   ======================================================== */

/* ---- Service cards (4-up) ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.service-card {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
  padding: 40px;
  position: relative;
  overflow: hidden;
  transition: transform 240ms, box-shadow 240ms, border-color 240ms;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 360px;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sh);
  border-color: var(--rule-strong);
}
.service-card.featured {
  background: var(--bg-deep);
  color: var(--ink-on-deep);
  border-color: transparent;
}
.service-card.featured .service-meta,
.service-card.featured .service-desc,
.service-card.featured .service-feat li { color: rgba(255, 255, 255, 0.7); }
.service-card.featured .service-feat li::before { background: var(--accent); }

.service-num {
  font-family: var(--ff-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  opacity: 0.65;
}
.service-card.featured .service-num { color: rgba(255,255,255,0.55); opacity: 1; }
.service-card h3 {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin-top: 8px;
}
.service-card.featured h3 { font-size: 36px; }
.service-meta {
  font-family: var(--ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ink-3);
}
.service-desc {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.55;
  max-width: 48ch;
}
.service-feat {
  list-style: none;
  margin-top: auto;
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.service-feat li {
  display: flex;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-2);
  align-items: flex-start;
}
.service-feat li::before {
  content: '';
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
  margin-top: 8px;
  flex: 0 0 5px;
}
.service-arrow {
  position: absolute;
  bottom: 32px;
  right: 32px;
  width: 40px; height: 40px;
  border: 1px solid var(--rule-strong);
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: all 200ms;
  color: var(--ink);
}
.service-card:hover .service-arrow {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg-deep);
  transform: translate(2px, -2px);
}
.service-card.featured .service-arrow {
  color: var(--ink-on-deep);
  border-color: rgba(255,255,255,0.2);
}
.service-card.featured:hover .service-arrow {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg-deep);
}

/* ---- Products: featured EcoSphere + grid ---- */
.product-featured {
  background: var(--bg-deep);
  color: var(--ink-on-deep);
  border-radius: var(--r-xl);
  padding: 56px;
  margin-bottom: 16px;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.product-featured::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.product-featured > * { position: relative; }
.product-featured-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  background: var(--accent);
  color: var(--bg-deep);
  font-family: var(--ff-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 100px;
  margin-bottom: 24px;
}
.product-featured h2 {
  font-size: clamp(48px, 6vw, 88px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: 20px;
}
.product-featured h2 em { color: var(--accent); font-style: italic; }
.product-featured-tagline {
  font-size: 18px;
  color: rgba(255,255,255,0.75);
  line-height: 1.55;
  max-width: 50ch;
  margin-bottom: 32px;
}
.product-featured-feats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 28px;
  margin-bottom: 36px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.product-featured-feat .l {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 4px;
}
.product-featured-feat .v {
  font-family: var(--ff-mono);
  font-size: 17px;
  font-weight: 500;
  color: var(--ink-on-deep);
}
.product-featured-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* dashboard mockup inside featured */
.pf-dashboard {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--r-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.pf-dashboard-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  font-family: var(--ff-mono);
  font-size: 11.5px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.04em;
}
.pf-dashboard-head .live {
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.pf-dashboard-head .live::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
}
.pf-kpis {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.pf-kpi {
  padding: 16px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--r);
}
.pf-kpi .l {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
.pf-kpi .v {
  font-family: var(--ff-mono);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: 6px;
  font-variant-numeric: tabular-nums;
}
.pf-kpi .delta {
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--accent);
  margin-top: 4px;
}
.pf-spark {
  padding: 16px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--r);
}
.pf-spark-head {
  display: flex;
  justify-content: space-between;
  font-family: var(--ff-mono);
  font-size: 11px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}
.pf-spark svg { width: 100%; height: 60px; }
.pf-spark .line { stroke: var(--accent); stroke-width: 1.8; fill: none; }
.pf-spark .area { fill: color-mix(in srgb, var(--accent) 16%, transparent); }

/* Other products grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.product-card {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  transition: transform 240ms, box-shadow 240ms, border-color 240ms;
  min-height: 280px;
}
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--sh);
  border-color: var(--rule-strong);
}
.product-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.product-mark {
  width: 44px; height: 44px;
  background: var(--bg-panel);
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-family: var(--ff-mono);
  font-weight: 700;
  font-size: 17px;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.product-mark.brand {
  background: var(--brand-blue);
  color: var(--ink-on-deep);
}
.product-status {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--rule);
  border-radius: 100px;
  color: var(--ink-3);
}
.product-status.beta {
  background: var(--accent-soft);
  color: var(--accent-deep);
  border-color: transparent;
}
.product-card h3 {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.025em;
}
.product-card-meta {
  font-family: var(--ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ink-3);
}
.product-card-desc {
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.55;
}
.product-card-arrow {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.product-card:hover .product-card-arrow { color: var(--ink); }
.product-card-arrow svg { transition: transform 200ms; }
.product-card:hover .product-card-arrow svg { transform: translateX(3px); }

/* ---- Stats / proof band ---- */
.proof-band {
  background: var(--bg-deep);
  color: var(--ink-on-deep);
  border-radius: var(--r-xl);
  padding: 64px 56px;
  position: relative;
  overflow: hidden;
}
.proof-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.proof-band > * { position: relative; }
.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
}
.proof-cell .v {
  font-family: var(--ff-mono);
  font-size: 64px;
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}
.proof-cell .v em { color: var(--accent); font-style: normal; }
.proof-cell .l {
  font-family: var(--ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 6px;
}
.proof-cell .d {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  line-height: 1.55;
  max-width: 28ch;
}

/* ---- About section ---- */
.about-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.about-block h2 {
  font-size: clamp(40px, 5.5vw, 76px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1;
}
.about-block h2 .accent { color: var(--accent-deep); font-style: italic; }
.about-quote {
  font-size: 26px;
  line-height: 1.4;
  color: var(--ink);
  letter-spacing: -0.018em;
  font-weight: 500;
  margin-top: 16px;
  margin-bottom: 24px;
}
.about-text {
  font-size: 15.5px;
  color: var(--ink-2);
  line-height: 1.6;
  margin-bottom: 16px;
}

.values-stack {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--rule);
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--rule);
}
.value-row {
  background: var(--bg-elev);
  padding: 28px 32px;
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  align-items: center;
  transition: background 160ms;
  cursor: default;
}
.value-row:hover { background: var(--bg-panel); }
.value-num {
  font-family: var(--ff-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--accent-deep);
  font-variant-numeric: tabular-nums;
}
.value-row h4 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 4px;
}
.value-row p {
  font-size: 13.5px;
  color: var(--ink-3);
  line-height: 1.5;
}

/* ---- Contact mini ---- */
.contact-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: var(--r-xl);
  padding: 56px;
  align-items: start;
}
.contact-block h3 {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 16px;
}
.contact-block h3 em { color: var(--accent-deep); font-style: italic; }
.contact-block p {
  font-size: 15.5px;
  color: var(--ink-2);
  line-height: 1.6;
  max-width: 42ch;
  margin-bottom: 24px;
}
.contact-rows {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--rule);
}
.contact-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
.contact-row .l {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.contact-row .v {
  font-size: 16px;
  color: var(--ink);
  font-weight: 500;
}
.contact-row .v small {
  display: block;
  font-family: var(--ff-mono);
  font-size: 12px;
  color: var(--ink-3);
  margin-top: 4px;
  font-weight: 400;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cf-field { display: flex; flex-direction: column; gap: 6px; }
.cf-field label {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.cf-field input,
.cf-field textarea,
.cf-field select {
  font-family: var(--ff-sans);
  font-size: 14px;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 8px;
  color: var(--ink);
  transition: border-color 120ms, background 120ms;
}
.cf-field input:focus,
.cf-field textarea:focus,
.cf-field select:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--bg-elev);
}
.cf-field textarea { resize: vertical; min-height: 80px; }
.cf-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* ---- D3 specific responsive ---- */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr 1fr; }
  .product-featured { grid-template-columns: 1fr; gap: 40px; padding: 32px; }
  .proof-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .about-block { grid-template-columns: 1fr; gap: 32px; }
  .contact-block { grid-template-columns: 1fr; padding: 32px; gap: 32px; }
}
@media (max-width: 640px) {
  .products-grid { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: 1fr; }
  .product-featured h2 { font-size: 48px; }
  .product-featured-feats { grid-template-columns: 1fr; }
  .proof-band { padding: 40px 24px; }
  .service-card { padding: 24px; min-height: 0; }
  .cf-row { grid-template-columns: 1fr; }
}