/*
  Mixed Engineering V2 System
  Mobile-first infographic / commercial proof layer.
  This file is prepared for V2 pages but is not connected automatically.
*/

:root {
  --v2-paper: #f2f2ea;
  --v2-ink: #050505;
  --v2-muted: #5f5f57;
  --v2-line: rgba(5, 5, 5, 0.18);
  --v2-yellow: #e8ff00;
  --v2-white: #ffffff;
  --v2-radius: 24px;
  --v2-radius-sm: 16px;
  --v2-max: 1180px;
}

.v2-page {
  background: var(--v2-paper);
  color: var(--v2-ink);
}

.v2-wrap {
  width: min(var(--v2-max), calc(100% - 32px));
  margin: 0 auto;
}

.v2-section {
  padding: 42px 0;
}

.v2-section-tight {
  padding: 28px 0;
}

.v2-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  padding: 8px 12px;
  border: 1px solid var(--v2-line);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.v2-kicker::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--v2-yellow);
  border: 1px solid var(--v2-ink);
}

.v2-title {
  margin: 0;
  font-size: clamp(46px, 15vw, 92px);
  line-height: 0.88;
  letter-spacing: -0.07em;
  text-transform: uppercase;
}

.v2-subtitle {
  margin: 18px 0 0;
  max-width: 720px;
  font-size: clamp(20px, 6vw, 34px);
  line-height: 1.02;
  letter-spacing: -0.04em;
  font-weight: 900;
}

.v2-text {
  margin: 14px 0 0;
  max-width: 680px;
  color: var(--v2-muted);
  font-size: 16px;
  line-height: 1.55;
}

.v2-hero {
  padding: 48px 0 34px;
}

.v2-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.v2-hero-panel {
  border: 1px solid var(--v2-line);
  border-radius: var(--v2-radius);
  background: var(--v2-ink);
  color: var(--v2-paper);
  padding: 22px;
}

.v2-hero-panel strong {
  color: var(--v2-yellow);
}

.v2-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 22px;
}

.v2-btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 14px 18px;
  border: 1px solid var(--v2-ink);
  border-radius: 999px;
  color: var(--v2-ink);
  background: transparent;
  font-size: 13px;
  font-weight: 950;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
}

.v2-btn-dark {
  background: var(--v2-ink);
  color: var(--v2-paper);
}

.v2-btn-yellow {
  background: var(--v2-yellow);
  color: var(--v2-ink);
}

.v2-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.v2-card {
  border: 1px solid var(--v2-line);
  border-radius: var(--v2-radius);
  background: rgba(255, 255, 255, 0.38);
  padding: 20px;
}

.v2-card-dark {
  background: var(--v2-ink);
  color: var(--v2-paper);
}

.v2-card-yellow {
  background: var(--v2-yellow);
  color: var(--v2-ink);
  border-color: var(--v2-ink);
}

.v2-card-number {
  display: inline-flex;
  margin-bottom: 22px;
  padding: 7px 10px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 950;
}

.v2-card h2,
.v2-card h3 {
  margin: 0;
  font-size: clamp(24px, 8vw, 38px);
  line-height: 0.96;
  letter-spacing: -0.05em;
  text-transform: uppercase;
}

.v2-card p {
  margin: 14px 0 0;
  color: inherit;
  opacity: 0.78;
  font-size: 15px;
  line-height: 1.48;
}

.v2-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.v2-flow-step {
  position: relative;
  border: 1px solid var(--v2-line);
  border-radius: var(--v2-radius-sm);
  background: var(--v2-white);
  padding: 18px 18px 18px 54px;
}

.v2-flow-step::before {
  content: attr(data-step);
  position: absolute;
  left: 16px;
  top: 16px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--v2-yellow);
  border: 1px solid var(--v2-ink);
  font-size: 10px;
  font-weight: 950;
}

.v2-flow-step h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.05;
  text-transform: uppercase;
  letter-spacing: -0.04em;
}

.v2-flow-step p {
  margin: 8px 0 0;
  color: var(--v2-muted);
  font-size: 14px;
  line-height: 1.45;
}

.v2-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.v2-metric {
  border: 1px solid var(--v2-line);
  border-radius: var(--v2-radius-sm);
  padding: 18px;
  background: var(--v2-white);
}

.v2-metric strong {
  display: block;
  font-size: clamp(30px, 10vw, 56px);
  line-height: 0.9;
  letter-spacing: -0.06em;
}

.v2-metric span {
  display: block;
  margin-top: 8px;
  color: var(--v2-muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.v2-proof-list {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.v2-proof-item {
  display: flex;
  gap: 10px;
  padding: 12px 0;
  border-top: 1px solid var(--v2-line);
  font-size: 15px;
  line-height: 1.35;
}

.v2-proof-item b {
  min-width: 24px;
}

.v2-cta {
  border: 1px solid var(--v2-ink);
  border-radius: var(--v2-radius);
  background: var(--v2-yellow);
  padding: 22px;
}

.v2-cta h2 {
  margin: 0;
  font-size: clamp(30px, 10vw, 62px);
  line-height: 0.9;
  letter-spacing: -0.06em;
  text-transform: uppercase;
}

.v2-cta p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.45;
}

@media (min-width: 760px) {
  .v2-wrap {
    width: min(var(--v2-max), calc(100% - 64px));
  }

  .v2-section {
    padding: 64px 0;
  }

  .v2-hero {
    padding: 72px 0 54px;
  }

  .v2-hero-grid {
    grid-template-columns: 1.12fr 0.88fr;
    align-items: stretch;
  }

  .v2-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .v2-btn {
    justify-content: flex-start;
  }

  .v2-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .v2-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .v2-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }

  .v2-flow {
    grid-template-columns: repeat(5, 1fr);
  }

  .v2-flow-step {
    padding: 56px 16px 18px;
    min-height: 170px;
  }

  .v2-flow-step::before {
    left: 16px;
    top: 16px;
  }

  .v2-metrics {
    grid-template-columns: repeat(4, 1fr);
  }

  .v2-cta {
    padding: 34px;
  }
}

@media (max-width: 520px) {
  .v2-title {
    font-size: clamp(42px, 17vw, 72px);
  }

  .v2-subtitle {
    font-size: clamp(20px, 7vw, 30px);
  }

  .v2-card,
  .v2-hero-panel,
  .v2-cta {
    border-radius: 20px;
  }

  .v2-metrics {
    grid-template-columns: 1fr;
  }
}


/* V2E background system — editorial paper + engineering grid */
body.v2-bg-system {
  background-color: #f1f0e8;
  background-image:
    radial-gradient(circle at 12% 8%, rgba(232, 255, 0, 0.20), transparent 360px),
    radial-gradient(circle at 88% 18%, rgba(5, 5, 5, 0.055), transparent 420px),
    linear-gradient(rgba(5, 5, 5, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(5, 5, 5, 0.035) 1px, transparent 1px);
  background-size:
    auto,
    auto,
    56px 56px,
    56px 56px;
  background-attachment: fixed;
}

body.v2-bg-system::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
  background-image:
    linear-gradient(120deg, transparent 0 46%, rgba(5,5,5,.035) 46% 46.4%, transparent 46.4% 100%);
  background-size: 420px 420px;
}

body.v2-bg-system .me-site-header,
body.v2-bg-system main {
  position: relative;
  z-index: 1;
}

body.v2-bg-system .v2-section,
body.v2-bg-system .v2-section-tight,
body.v2-bg-system .v2-hero {
  position: relative;
}

.v2-page-mark {
  position: absolute;
  right: max(18px, calc((100vw - var(--v2-max)) / 2));
  top: 18px;
  color: rgba(5,5,5,.16);
  font-size: 11px;
  font-weight: 950;
  letter-spacing: .14em;
  text-transform: uppercase;
  pointer-events: none;
}

.v2-soft-field {
  border: 1px solid rgba(5,5,5,.10);
  border-radius: 34px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.38), rgba(255,255,255,.10)),
    radial-gradient(circle at 20% 0%, rgba(232,255,0,.16), transparent 320px);
}

@media (max-width: 760px) {
  body.v2-bg-system {
    background-size:
      auto,
      auto,
      42px 42px,
      42px 42px;
    background-attachment: scroll;
  }

  body.v2-bg-system::before {
    opacity: 0.32;
    background-size: 260px 260px;
  }

  .v2-page-mark {
    display: none;
  }
}


/* V2F system lines polish */
body.v2-lines-polish {
  background-color: #f1f0e8;
}

body.v2-lines-polish::before {
  opacity: 0.38;
}

.v2-system-lines {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.v2-system-lines span {
  position: absolute;
  display: block;
  opacity: 0.18;
  border-color: rgba(5, 5, 5, 0.22);
}

.v2-system-lines .l1 {
  width: 240px;
  height: 120px;
  left: 4vw;
  top: 24vh;
  border-left: 1px solid;
  border-top: 1px solid;
  transform: skewX(-22deg);
}

.v2-system-lines .l2 {
  width: 320px;
  height: 180px;
  right: 6vw;
  top: 18vh;
  border-right: 1px solid;
  border-bottom: 1px solid;
  transform: skewX(-28deg);
}

.v2-system-lines .l3 {
  width: 280px;
  height: 140px;
  left: 12vw;
  top: 62vh;
  border-left: 1px solid;
  border-bottom: 1px solid;
  transform: skewX(24deg);
}

.v2-system-lines .l4 {
  width: 360px;
  height: 160px;
  right: 10vw;
  top: 84vh;
  border-top: 1px solid;
  border-right: 1px solid;
  transform: skewX(18deg);
}

.v2-system-lines .label-a,
.v2-system-lines .label-b {
  border: 0;
  font-size: 10px;
  font-weight: 950;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(5,5,5,.26);
}

.v2-system-lines .label-a {
  left: 7vw;
  top: 44vh;
}

.v2-system-lines .label-b {
  right: 8vw;
  top: 72vh;
}

@media (max-width: 760px) {
  .v2-system-lines span {
    opacity: 0.10;
  }

  .v2-system-lines .l2,
  .v2-system-lines .l4,
  .v2-system-lines .label-b {
    display: none;
  }

  .v2-system-lines .l1 {
    left: -70px;
    top: 28vh;
  }

  .v2-system-lines .l3 {
    left: -90px;
    top: 70vh;
  }
}


/* V2G final homepage candidate polish */
body.v2g-polish .v2-system-lines span {
  opacity: 0.105;
}

body.v2g-polish::before {
  opacity: 0.26;
}

body.v2g-polish .v2-title {
  font-size: clamp(46px, 7.8vw, 112px);
}

body.v2g-polish .v2-subtitle {
  max-width: 780px;
}

body.v2g-polish .v2-hero {
  padding-top: 62px;
}

@media (max-width: 760px) {
  body.v2g-polish .v2-system-lines .l2,
  body.v2g-polish .v2-system-lines .l3,
  body.v2g-polish .v2-system-lines .l4,
  body.v2g-polish .v2-system-lines .label-a,
  body.v2g-polish .v2-system-lines .label-b {
    display: none;
  }

  body.v2g-polish .v2-title {
    font-size: clamp(42px, 15vw, 72px);
  }

  body.v2g-polish .v2-hero {
    padding-top: 42px;
  }
}

/* V2G soft system lines */
body.v2g-soft .v2-system-lines span {
  opacity: 0.10;
}

body.v2g-soft::before {
  opacity: 0.24;
}

body.v2g-soft .v2-title {
  font-size: clamp(46px, 7.8vw, 112px);
}

@media (max-width: 760px) {
  body.v2g-soft .v2-system-lines .l2,
  body.v2g-soft .v2-system-lines .l3,
  body.v2g-soft .v2-system-lines .l4,
  body.v2g-soft .v2-system-lines .label-a,
  body.v2g-soft .v2-system-lines .label-b {
    display: none;
  }

  body.v2g-soft .v2-system-lines span {
    opacity: 0.07;
  }

  body.v2g-soft .v2-title {
    font-size: clamp(42px, 15vw, 72px);
  }
}

/* V2H card depth polish */
body.v2h-cards .v2-card:not(.v2-card-dark):not(.v2-card-yellow),
body.v2h-cards .v2-flow-step,
body.v2h-cards .v2-metric {
  background:
    linear-gradient(145deg, rgba(255,255,255,.72), rgba(241,240,232,.48)),
    radial-gradient(circle at 12% 0%, rgba(232,255,0,.09), transparent 220px);
  border-color: rgba(5,5,5,.14);
  box-shadow:
    0 18px 46px rgba(5,5,5,.055),
    inset 0 1px 0 rgba(255,255,255,.72);
}

body.v2h-cards .v2-card-yellow {
  background:
    linear-gradient(145deg, rgba(232,255,0,1), rgba(219,239,0,.86));
  box-shadow:
    0 18px 42px rgba(5,5,5,.07),
    inset 0 1px 0 rgba(255,255,255,.35);
}

body.v2h-cards .v2-card-dark,
body.v2h-cards .v2-person-card {
  box-shadow:
    0 22px 54px rgba(5,5,5,.16),
    inset 0 1px 0 rgba(255,255,255,.08);
}

body.v2h-cards .v2-cta,
body.v2h-cards .v2-soft-field {
  box-shadow:
    0 20px 52px rgba(5,5,5,.075),
    inset 0 1px 0 rgba(255,255,255,.45);
}

@media (max-width: 760px) {
  body.v2h-cards .v2-card:not(.v2-card-dark):not(.v2-card-yellow),
  body.v2h-cards .v2-flow-step,
  body.v2h-cards .v2-metric {
    box-shadow:
      0 12px 28px rgba(5,5,5,.045),
      inset 0 1px 0 rgba(255,255,255,.65);
  }
}

/* V2I visible card depth */
body.v2i-depth .v2-card:not(.v2-card-dark):not(.v2-card-yellow),
body.v2i-depth .v2-flow-step,
body.v2i-depth .v2-metric {
  background:
    linear-gradient(145deg, rgba(255,255,255,.88), rgba(238,237,229,.72)) !important;
  border-color: rgba(5,5,5,.22) !important;
  box-shadow:
    0 22px 58px rgba(5,5,5,.105),
    0 2px 0 rgba(255,255,255,.55) inset !important;
}

body.v2i-depth .v2-card-yellow {
  box-shadow:
    0 24px 54px rgba(5,5,5,.13),
    0 1px 0 rgba(255,255,255,.38) inset !important;
}

body.v2i-depth .v2-card-dark,
body.v2i-depth .v2-person-card {
  box-shadow:
    0 28px 68px rgba(5,5,5,.26),
    0 1px 0 rgba(255,255,255,.10) inset !important;
}

body.v2i-depth .v2-flow-step {
  transform: translateZ(0);
}

@media (max-width: 760px) {
  body.v2i-depth .v2-card:not(.v2-card-dark):not(.v2-card-yellow),
  body.v2i-depth .v2-flow-step,
  body.v2i-depth .v2-metric {
    box-shadow:
      0 14px 34px rgba(5,5,5,.085),
      0 1px 0 rgba(255,255,255,.55) inset !important;
  }
}

/* V2J solid module cards */
body.v2j-solid .v2-card:not(.v2-card-dark):not(.v2-card-yellow),
body.v2j-solid .v2-flow-step,
body.v2j-solid .v2-metric {
  background:
    linear-gradient(145deg, #fffef8 0%, #f3f2ea 100%) !important;
  border-color: rgba(5,5,5,.26) !important;
  box-shadow:
    0 18px 46px rgba(5,5,5,.10),
    inset 0 1px 0 rgba(255,255,255,.88) !important;
}

body.v2j-solid .v2-card:not(.v2-card-dark):not(.v2-card-yellow) p,
body.v2j-solid .v2-flow-step p {
  opacity: .86;
}

body.v2j-solid .v2-card-yellow {
  background:
    linear-gradient(145deg, #e8ff00 0%, #dff300 100%) !important;
  border-color: rgba(5,5,5,.58) !important;
  box-shadow:
    0 20px 48px rgba(5,5,5,.13),
    inset 0 1px 0 rgba(255,255,255,.42) !important;
}

body.v2j-solid .v2-card-dark,
body.v2j-solid .v2-person-card {
  box-shadow:
    0 26px 62px rgba(5,5,5,.28),
    inset 0 1px 0 rgba(255,255,255,.10) !important;
}

body.v2j-solid .v2-soft-field {
  background:
    linear-gradient(145deg, rgba(255,255,248,.72), rgba(241,240,232,.42)) !important;
  box-shadow:
    0 24px 62px rgba(5,5,5,.08),
    inset 0 1px 0 rgba(255,255,255,.72) !important;
}

/* V2J portrait card repair */
body.v2j-solid .v2-person-card {
  background: #050505 !important;
  color: #f2f2ea !important;
  border-color: rgba(5,5,5,.42) !important;
  box-shadow:
    0 28px 68px rgba(5,5,5,.28),
    inset 0 1px 0 rgba(255,255,255,.10) !important;
}

body.v2j-solid .v2-person-body {
  background: #050505 !important;
  color: #f2f2ea !important;
}

body.v2j-solid .v2-person-body p,
body.v2j-solid .v2-person-name {
  color: #f2f2ea !important;
  opacity: 1 !important;
}

body.v2j-solid .v2-person-tags .v2-tag {
  color: #f2f2ea !important;
  border-color: rgba(242,242,234,.38) !important;
}

/* V2K engineering sketch layer */
body.v2k-sketch .v2-sketch-layer {
  position: fixed;
  inset: 88px 0 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  color: rgba(5,5,5,.24);
  font-family: Arial, Helvetica, sans-serif;
}

body.v2k-sketch .v2-sketch-layer .sk {
  position: absolute;
  opacity: .42;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .06em;
}

body.v2k-sketch .v2-sketch-layer small {
  display: block;
  margin-top: 8px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  color: rgba(5,5,5,.22);
}

body.v2k-sketch .sk-funnel {
  left: 3vw;
  top: 32px;
  width: 110px;
  text-align: center;
  border: 1px solid rgba(5,5,5,.18);
  clip-path: polygon(0 0,100% 0,64% 100%,36% 100%);
  padding: 10px 12px 22px;
}

body.v2k-sketch .sk-funnel span {
  display: block;
  padding: 4px 0;
  border-bottom: 1px solid rgba(5,5,5,.11);
}

body.v2k-sketch .sk-flow-top {
  left: 23vw;
  top: 30px;
  display: flex;
  align-items: center;
  gap: 10px;
}

body.v2k-sketch .sk-flow-top span,
body.v2k-sketch .sk-bottom-flow span {
  display: inline-flex;
  min-width: 58px;
  height: 28px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(5,5,5,.18);
  background: rgba(255,255,255,.18);
}

body.v2k-sketch .sk-flow-top i,
body.v2k-sketch .sk-bottom-flow i {
  width: 34px;
  border-top: 1px dashed rgba(5,5,5,.22);
}

body.v2k-sketch .sk-flow-top small {
  position: absolute;
  right: -120px;
  top: 0;
}

body.v2k-sketch .sk-network {
  left: 2vw;
  top: 250px;
  width: 110px;
  height: 90px;
}

body.v2k-sketch .sk-network b {
  position: absolute;
  width: 13px;
  height: 13px;
  border: 1px solid rgba(5,5,5,.24);
  border-radius: 50%;
}

body.v2k-sketch .sk-network b:nth-child(1){ left: 4px; top: 38px; }
body.v2k-sketch .sk-network b:nth-child(2){ left: 42px; top: 12px; }
body.v2k-sketch .sk-network b:nth-child(3){ left: 76px; top: 38px; }
body.v2k-sketch .sk-network b:nth-child(4){ left: 44px; top: 64px; }
body.v2k-sketch .sk-network b:nth-child(5){ left: 42px; top: 38px; background: rgba(232,255,0,.18); }

body.v2k-sketch .sk-network::before,
body.v2k-sketch .sk-network::after {
  content: "";
  position: absolute;
  left: 12px;
  top: 44px;
  width: 78px;
  border-top: 1px solid rgba(5,5,5,.15);
  transform: rotate(-20deg);
}

body.v2k-sketch .sk-network::after {
  transform: rotate(22deg);
}

body.v2k-sketch .sk-formula-left {
  left: 2.2vw;
  top: 520px;
  display: grid;
  gap: 10px;
  font-family: "Courier New", monospace;
  font-weight: 500;
}

body.v2k-sketch .sk-wire {
  right: 3vw;
  top: 56px;
  width: 120px;
  height: 92px;
  border: 1px solid rgba(5,5,5,.18);
  padding: 12px;
}

body.v2k-sketch .sk-wire span {
  display: inline-block;
  width: 32px;
  height: 24px;
  margin: 4px;
  border: 1px solid rgba(5,5,5,.13);
}

body.v2k-sketch .sk-axis {
  right: 4vw;
  top: 270px;
  width: 126px;
  height: 126px;
}

body.v2k-sketch .sk-axis::before,
body.v2k-sketch .sk-axis::after {
  content: "";
  position: absolute;
  background: rgba(5,5,5,.20);
}

body.v2k-sketch .sk-axis::before {
  left: 18px;
  bottom: 26px;
  width: 100px;
  height: 1px;
}

body.v2k-sketch .sk-axis::after {
  left: 18px;
  bottom: 26px;
  width: 1px;
  height: 90px;
}

body.v2k-sketch .sk-axis b {
  position: absolute;
  left: 34px;
  bottom: 31px;
  width: 76px;
  border-top: 1px solid rgba(5,5,5,.24);
  transform: rotate(-34deg);
}

body.v2k-sketch .sk-axis span:first-child { position:absolute; left:8px; top:0; }
body.v2k-sketch .sk-axis span:nth-child(2) { position:absolute; right:0; bottom:12px; }

body.v2k-sketch .sk-notes {
  right: 5vw;
  top: 520px;
  display: grid;
  gap: 9px;
}

body.v2k-sketch .sk-notes span::before {
  content: "• ";
}

body.v2k-sketch .sk-bottom-flow {
  left: 24vw;
  bottom: 22px;
  display: flex;
  align-items: center;
  gap: 8px;
}

body.v2k-sketch .me-site-header,
body.v2k-sketch main > *:not(.v2-sketch-layer) {
  position: relative;
  z-index: 2;
}

@media (max-width: 760px) {
  body.v2k-sketch .v2-sketch-layer {
    inset: 72px 0 0;
  }

  body.v2k-sketch .v2-sketch-layer .sk {
    opacity: .20;
  }

  body.v2k-sketch .sk-flow-top,
  body.v2k-sketch .sk-wire,
  body.v2k-sketch .sk-axis,
  body.v2k-sketch .sk-notes,
  body.v2k-sketch .sk-bottom-flow {
    display: none;
  }

  body.v2k-sketch .sk-funnel {
    left: -28px;
    top: 120px;
    transform: scale(.82);
  }

  body.v2k-sketch .sk-network {
    left: -20px;
    top: 420px;
    transform: scale(.82);
  }

  body.v2k-sketch .sk-formula-left {
    left: 12px;
    top: 720px;
    opacity: .16;
  }
}

/* V2L sketch layer tune */
body.v2l-sketch-tune .v2-sketch-layer .sk {
  opacity: .58;
}

body.v2l-sketch-tune .sk-funnel {
  left: 4.4vw;
}

body.v2l-sketch-tune .sk-network {
  left: 4.2vw;
}

body.v2l-sketch-tune .sk-formula-left {
  left: 4.2vw;
}

body.v2l-sketch-tune .sk-wire,
body.v2l-sketch-tune .sk-axis,
body.v2l-sketch-tune .sk-notes {
  opacity: .62;
}

body.v2l-sketch-tune .sk-flow-top {
  opacity: .46;
}

body.v2l-sketch-tune .sk-bottom-flow {
  opacity: .34;
}

body.v2l-sketch-tune .v2-sketch-layer small {
  color: rgba(5,5,5,.30);
}

@media (max-width: 760px) {
  body.v2l-sketch-tune .v2-sketch-layer .sk {
    opacity: .22;
  }

  body.v2l-sketch-tune .sk-funnel,
  body.v2l-sketch-tune .sk-network,
  body.v2l-sketch-tune .sk-formula-left {
    left: 8px;
  }
}

/* STEP097 interactive links and messenger colors */
:root {
  --brand-telegram: #229ED9;
  --brand-whatsapp: #25D366;
  --brand-wechat: #07C160;
}

a[href],
button {
  transition:
    background-color .18s ease,
    color .18s ease,
    border-color .18s ease,
    box-shadow .18s ease,
    transform .18s ease,
    opacity .18s ease;
}

/* Header interactive states */
.me-site-header a[href]:hover {
  transform: translateY(-1px);
}

.me-site-lang:hover {
  background: #050505 !important;
  color: #f2f2ea !important;
  border-color: #050505 !important;
}

.me-site-cta:hover {
  background: #050505 !important;
  color: #e8ff00 !important;
  border-color: #050505 !important;
  box-shadow: 0 12px 28px rgba(5,5,5,.16);
}

/* V2 buttons */
.v2-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(5,5,5,.14);
}

.v2-btn-dark:hover {
  background: #e8ff00 !important;
  color: #050505 !important;
  border-color: #050505 !important;
}

.v2-btn-yellow:hover {
  background: #050505 !important;
  color: #e8ff00 !important;
  border-color: #050505 !important;
}

/* Brand messenger buttons by href */
a[href*="telegram" i]:hover,
a[href*="t.me" i]:hover {
  background: var(--brand-telegram) !important;
  color: #ffffff !important;
  border-color: var(--brand-telegram) !important;
  box-shadow: 0 14px 32px rgba(34,158,217,.26);
}

a[href*="whatsapp" i]:hover,
a[href*="wa.me" i]:hover {
  background: var(--brand-whatsapp) !important;
  color: #050505 !important;
  border-color: var(--brand-whatsapp) !important;
  box-shadow: 0 14px 32px rgba(37,211,102,.26);
}

a[href*="wechat" i]:hover,
a[href*="weixin" i]:hover {
  background: var(--brand-wechat) !important;
  color: #ffffff !important;
  border-color: var(--brand-wechat) !important;
  box-shadow: 0 14px 32px rgba(7,193,96,.24);
}

/* vCard / save contact */
a[href*=".vcf" i]:hover,
a[href*="mikhail-kuznetsov.vcf" i]:hover {
  background: #050505 !important;
  color: #e8ff00 !important;
  border-color: #050505 !important;
  box-shadow: 0 14px 32px rgba(5,5,5,.18);
}

/* Subtle feedback for card-like clickable items if used later */
.v2-card a[href]:hover,
.v2-proof-item a[href]:hover {
  color: #050505;
  background: #e8ff00;
}

/* Mobile: no jumpy hover shadows */
@media (max-width: 760px) {
  .me-site-header a[href]:hover,
  .v2-btn:hover {
    transform: none;
  }
}

/* STEP097B mobile header and brand buttons */
@media (max-width: 760px) {
  .me-site-header {
    padding: 28px 24px 18px !important;
    gap: 18px !important;
  }

  .me-site-nav {
    width: 100% !important;
    display: flex !important;
    gap: 24px !important;
    overflow-x: auto !important;
    white-space: nowrap !important;
    padding: 2px 0 4px !important;
    -webkit-overflow-scrolling: touch;
  }

  .me-site-nav::-webkit-scrollbar {
    display: none;
  }

  .me-site-nav a {
    white-space: nowrap !important;
    flex: 0 0 auto !important;
    font-size: 14px !important;
    letter-spacing: .05em !important;
  }

  .me-site-actions {
    width: 100% !important;
    display: flex !important;
    gap: 8px !important;
    align-items: stretch !important;
  }

  .me-site-lang {
    min-width: 56px !important;
    min-height: 56px !important;
    display: inline-flex !important;
    justify-content: center !important;
    align-items: center !important;
  }

  .me-site-cta {
    flex: 1 !important;
    min-height: 56px !important;
    display: inline-flex !important;
    justify-content: center !important;
    align-items: center !important;
    white-space: nowrap !important;
    font-size: 14px !important;
    padding: 0 14px !important;
  }

  .v2-hero {
    padding-top: 34px !important;
  }

  .v2-title {
    font-size: clamp(58px, 15.5vw, 76px) !important;
    line-height: .88 !important;
  }
}

/* Brand colors as default states, not only hover */
main a[href*="telegram" i],
main a[href*="t.me" i] {
  background: #229ED9 !important;
  color: #ffffff !important;
  border-color: #229ED9 !important;
}

main a[href*="whatsapp" i],
main a[href*="wa.me" i] {
  background: #25D366 !important;
  color: #050505 !important;
  border-color: #25D366 !important;
}

main a[href*="wechat" i],
main a[href*="weixin" i] {
  background: #07C160 !important;
  color: #ffffff !important;
  border-color: #07C160 !important;
}

main a[href*=".vcf" i] {
  background: #050505 !important;
  color: #e8ff00 !important;
  border-color: #050505 !important;
}

/* STEP097C mobile nav and hero tighten */
@media (max-width: 760px) {
  .me-site-header {
    padding: 26px 22px 16px !important;
  }

  .me-site-nav {
    width: 100% !important;
    display: grid !important;
    grid-template-columns: repeat(5, max-content) !important;
    justify-content: space-between !important;
    gap: 0 !important;
    overflow: visible !important;
    white-space: nowrap !important;
  }

  .me-site-nav a {
    font-size: 12.5px !important;
    letter-spacing: .025em !important;
    line-height: 1 !important;
    white-space: nowrap !important;
  }

  .me-site-actions {
    gap: 8px !important;
  }

  .me-site-lang {
    min-width: 52px !important;
    min-height: 52px !important;
  }

  .me-site-cta {
    min-height: 52px !important;
    font-size: 12.5px !important;
    letter-spacing: .03em !important;
  }

  .v2-title {
    font-size: clamp(48px, 13.2vw, 66px) !important;
    line-height: .9 !important;
    letter-spacing: -.065em !important;
  }

  .v2-subtitle {
    font-size: clamp(25px, 7.2vw, 36px) !important;
    line-height: 1.03 !important;
  }
}

@media (max-width: 390px) {
  .me-site-nav a {
    font-size: 11.5px !important;
  }

  .me-site-cta {
    font-size: 11.5px !important;
  }

  .v2-title {
    font-size: clamp(44px, 12.7vw, 60px) !important;
  }
}

/* STEP097D mobile hero compact polish */
@media (max-width: 760px) {
  .v2-hero {
    padding-top: 26px !important;
  }

  .v2-hero .v2-title {
    font-size: clamp(42px, 11.6vw, 58px) !important;
    line-height: .92 !important;
    letter-spacing: -.055em !important;
    max-width: 100% !important;
  }

  .v2-hero .v2-subtitle {
    font-size: clamp(22px, 6.1vw, 30px) !important;
    line-height: 1.08 !important;
    max-width: 100% !important;
  }

  .v2-hero .v2-text {
    font-size: 16px !important;
    line-height: 1.45 !important;
  }

  .v2-hero .v2-actions {
    margin-top: 22px !important;
    gap: 12px !important;
  }

  .v2-hero .v2-btn {
    min-height: 54px !important;
    font-size: 12.5px !important;
  }
}

@media (max-width: 390px) {
  .v2-hero .v2-title {
    font-size: clamp(39px, 11.1vw, 52px) !important;
  }

  .v2-hero .v2-subtitle {
    font-size: clamp(21px, 5.9vw, 28px) !important;
  }
}

/* STEP098A home nav wechat icon polish */

/* Header nav strip polish */
.me-site-nav {
  padding: 10px 14px !important;
  border: 1px solid rgba(5,5,5,.08);
  border-radius: 999px;
  background:
    linear-gradient(145deg, rgba(255,255,248,.52), rgba(241,240,232,.32));
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.55),
    0 10px 30px rgba(5,5,5,.035);
}

.me-site-nav a {
  border-radius: 999px;
  padding: 9px 10px;
}

.me-site-nav a:hover {
  background: #050505 !important;
  color: #e8ff00 !important;
}

/* Contact button icons */
.v2-btn[href*="telegram" i],
.v2-btn[href*="whatsapp" i],
.v2-btn[href*="wechat" i],
.v2-btn[href*=".vcf" i],
.me-site-cta[href*=".vcf" i] {
  position: relative;
  gap: 10px;
}

.v2-btn[href*="telegram" i]::before,
.v2-btn[href*="whatsapp" i]::before,
.v2-btn[href*="wechat" i]::before,
.v2-btn[href*=".vcf" i]::before,
.me-site-cta[href*=".vcf" i]::before {
  content: "";
  width: 22px;
  height: 22px;
  display: inline-flex;
  flex: 0 0 22px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(255,255,255,.22);
  font-size: 13px;
  line-height: 1;
  font-weight: 950;
}

/* Simple brand marks */
.v2-btn[href*="telegram" i]::before {
  content: "✈";
  color: #fff;
}

.v2-btn[href*="whatsapp" i]::before {
  content: "☎";
  color: #050505;
  background: rgba(255,255,255,.30);
}

.v2-btn[href*="wechat" i]::before {
  content: "☵";
  color: #fff;
  background: rgba(255,255,255,.22);
}

.v2-btn[href*=".vcf" i]::before,
.me-site-cta[href*=".vcf" i]::before {
  content: "↗";
  color: #e8ff00;
  background: rgba(232,255,0,.12);
}

/* Default brand states for contact buttons */
main .v2-btn[href*="telegram" i] {
  background: #229ED9 !important;
  color: #ffffff !important;
  border-color: #229ED9 !important;
}

main .v2-btn[href*="whatsapp" i] {
  background: #25D366 !important;
  color: #050505 !important;
  border-color: #25D366 !important;
}

main .v2-btn[href*="wechat" i] {
  background: #07C160 !important;
  color: #ffffff !important;
  border-color: #07C160 !important;
}

main .v2-btn[href*=".vcf" i] {
  background: #050505 !important;
  color: #e8ff00 !important;
  border-color: #050505 !important;
}

/* Strong hover feedback */
main .v2-btn[href*="telegram" i]:hover,
main .v2-btn[href*="whatsapp" i]:hover,
main .v2-btn[href*="wechat" i]:hover,
main .v2-btn[href*=".vcf" i]:hover,
.me-site-cta:hover,
.me-site-lang:hover {
  transform: translateY(-2px);
  filter: brightness(.96) saturate(1.06);
}

/* Mobile nav should remain full-width and not look cramped */
@media (max-width: 760px) {
  .me-site-nav {
    border-radius: 22px !important;
    padding: 9px 8px !important;
    background:
      linear-gradient(145deg, rgba(255,255,248,.46), rgba(241,240,232,.26));
  }

  .me-site-nav a {
    padding: 8px 5px !important;
  }

  .v2-btn[href*="telegram" i]::before,
  .v2-btn[href*="whatsapp" i]::before,
  .v2-btn[href*="wechat" i]::before,
  .v2-btn[href*=".vcf" i]::before {
    width: 20px;
    height: 20px;
    flex-basis: 20px;
    font-size: 12px;
  }
}