/* =========================================================
   E CONS LIMITED - Engine Hall / Steam Valve Gallery theme
   Palette:
   HALL-IRON     #221F1B  page background (oiled iron plate)
   FLANGE-CREAM  #F3ECDB  body text
   STEAM-COPPER  #A5653C  accent (valve bodies, flange collars)
   PIT-DEEP      #15120E  wells and dark panels
   PLATE-IRON    #2E2A23  raised panel faces
   PIPE-SLATE    #4A4741  pipe runs and dividers
   VALVE-VERDIGRIS #4F7A66 only tiny pressure dots + one open-valve
   ========================================================= */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-size: 16px;
  font-family: "Trebuchet MS", "Gill Sans", Verdana, sans-serif;
  background-color: #221F1B;
  color: #F3ECDB;
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.2;
  color: #F3ECDB;
  margin: 0 0 0.6em 0;
}

p {
  margin: 0 0 1em 0;
}

a {
  color: #F3ECDB;
  text-decoration: none;
}

.ec-wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.ec-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background-color: #15120E;
  color: #F3ECDB;
  padding: 10px 16px;
  z-index: 50;
}

.ec-skip:focus {
  left: 8px;
  top: 8px;
}

/* ============ SADDLE PLATE NAV ============ */
.saddlenav {
  background-color: #15120E;
  border-bottom: 3px solid #4A4741;
  position: sticky;
  top: 0;
  z-index: 40;
}

.saddlenav-band {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.saddlenav-pipe {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 6px;
  margin-top: -3px;
  background-color: #4A4741;
  z-index: 0;
}

.saddlenav-collar {
  position: absolute;
  top: 50%;
  width: 16px;
  height: 16px;
  margin-top: -8px;
  background-color: #A5653C;
  border: 2px solid #15120E;
  z-index: 1;
}

.saddlenav-collar-a {
  left: 6px;
}

.saddlenav-collar-b {
  right: 6px;
}

.saddlenav-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 78px;
}

.saddlenav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #F3ECDB;
  font-family: Georgia, serif;
  font-weight: 700;
  letter-spacing: 2px;
  font-size: 1.05rem;
  background-color: #15120E;
  padding: 8px 14px 8px 8px;
}

.saddlenav-wheel {
  display: inline-block;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 4px solid #A5653C;
  position: relative;
  flex: none;
}

.saddlenav-wheel::before,
.saddlenav-wheel::after {
  content: "";
  position: absolute;
  background-color: #A5653C;
}

.saddlenav-wheel::before {
  left: 50%;
  top: -4px;
  width: 3px;
  height: 34px;
  margin-left: -1px;
}

.saddlenav-wheel::after {
  top: 50%;
  left: -4px;
  height: 3px;
  width: 34px;
  margin-top: -1px;
}

.saddlenav-links {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.saddlenav-plate {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #2E2A23;
  border: 2px solid #4A4741;
  border-bottom: 4px solid #A5653C;
  padding: 8px 14px 6px 14px;
  color: #F3ECDB;
  font-size: 0.82rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.saddlenav-plate:nth-child(odd) {
  transform: rotate(-1.4deg);
}

.saddlenav-plate:nth-child(even) {
  transform: rotate(1.2deg);
}

.saddlenav-plate:hover,
.saddlenav-plate:focus {
  background-color: #A5653C;
  color: #15120E;
  border-bottom-color: #F3ECDB;
}

.saddlenav-vnum {
  display: block;
  font-size: 0.62rem;
  color: #A5653C;
  letter-spacing: 2px;
  margin-bottom: 2px;
}

.saddlenav-plate:hover .saddlenav-vnum,
.saddlenav-plate:focus .saddlenav-vnum {
  color: #15120E;
}

.saddlenav-toggle {
  display: none;
  background-color: #2E2A23;
  color: #F3ECDB;
  border: 2px solid #A5653C;
  padding: 10px 14px;
  font-size: 1rem;
  letter-spacing: 2px;
  cursor: pointer;
}

/* ============ VALVE HALL HERO ============ */
.valvehall {
  position: relative;
  background-color: #2E2A23;
  border-bottom: 6px solid #4A4741;
  padding: 64px 0 220px 0;
  overflow: hidden;
}

.valvehall-header {
  position: relative;
  z-index: 5;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.valvehall-title {
  font-size: 3.4rem;
  letter-spacing: 1px;
  margin: 0 0 24px 0;
  color: #F3ECDB;
}

.valvehall-line {
  display: block;
}

.valvehall-line-2 {
  margin-left: 60px;
}

.valvehall-line-3 {
  margin-left: 120px;
}

.valvehall-key {
  color: #A5653C;
}

.valvehall-intro {
  max-width: 720px;
  font-size: 1.05rem;
  color: #F3ECDB;
  margin-left: 60px;
}

.valvehall-cta {
  margin: 30px 0 0 60px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.valvehall-cta-plate {
  display: inline-block;
  font-family: Georgia, serif;
  letter-spacing: 3px;
  font-weight: 700;
  padding: 18px 34px;
  border: 3px solid #15120E;
}

.valvehall-cta-copper {
  background-color: #A5653C;
  color: #F3ECDB;
}

.valvehall-cta-copper:hover,
.valvehall-cta-copper:focus {
  background-color: #F3ECDB;
  color: #15120E;
}

.valvehall-cta-cream {
  background-color: #F3ECDB;
  color: #221F1B;
}

.valvehall-cta-cream:hover,
.valvehall-cta-cream:focus {
  background-color: #A5653C;
  color: #F3ECDB;
}

/* the valve gallery run */
.valvehall-run {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 210px;
  z-index: 3;
}

.valvehall-headerrun {
  position: absolute;
  left: 0;
  right: 0;
  top: 40px;
  height: 10px;
  background-color: #4A4741;
  border-top: 2px solid #15120E;
  border-bottom: 2px solid #15120E;
}

.valvehall-dot {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: #4F7A66;
  top: 39px;
  border: 2px solid #15120E;
}

.valvehall-dot-a { left: 26%; }
.valvehall-dot-b { left: 58%; }
.valvehall-dot-c { left: 83%; }

.valvehall-drip {
  position: absolute;
  width: 3px;
  height: 20px;
  background-color: #4A4741;
  top: 50px;
}

.valvehall-drip-a { left: 18%; height: 26px; }
.valvehall-drip-b { left: 44%; height: 18px; }
.valvehall-drip-c { left: 70%; height: 30px; }
.valvehall-drip-d { left: 91%; height: 22px; }

/* one valve */
.evalve {
  position: absolute;
  bottom: 42px;
  width: 120px;
}

.evalve-a { left: 8%; }
.evalve-b { left: 44%; width: 150px; }
.evalve-c { left: 76%; }

.evalve-stem {
  width: 10px;
  margin: 0 auto;
  background-color: #4A4741;
  border-left: 2px solid #15120E;
  border-right: 2px solid #15120E;
}

.evalve-a .evalve-stem { height: 70px; }
.evalve-b .evalve-stem { height: 108px; }
.evalve-c .evalve-stem { height: 54px; }

.evalve-wheel {
  width: 74px;
  height: 74px;
  margin: 0 auto -12px auto;
  border-radius: 50%;
  border: 8px solid #A5653C;
  background-color: #2E2A23;
  position: relative;
}

.evalve-b .evalve-wheel {
  width: 92px;
  height: 92px;
}

.evalve-wheel::before,
.evalve-wheel::after {
  content: "";
  position: absolute;
  background-color: #A5653C;
}

.evalve-wheel::before {
  left: 50%;
  top: -8px;
  width: 4px;
  height: 74px;
  margin-left: -2px;
}

.evalve-wheel::after {
  top: 50%;
  left: -8px;
  height: 4px;
  width: 74px;
  margin-top: -2px;
}

.evalve-b .evalve-wheel::before { height: 92px; }
.evalve-b .evalve-wheel::after { width: 92px; }

.evalve-collar {
  height: 16px;
  background-color: #15120E;
  border-left: 3px solid #A5653C;
  border-right: 3px solid #A5653C;
}

.evalve-body {
  height: 46px;
  margin: 0 8px;
  background-color: #A5653C;
  border: 3px solid #15120E;
  border-radius: 4px;
}

.evalve-flange {
  height: 14px;
  margin: 0 -4px;
  background-color: #15120E;
  border-left: 4px solid #A5653C;
  border-right: 4px solid #A5653C;
}

.valvehall-nameplate {
  position: absolute;
  right: 40px;
  bottom: 150px;
  z-index: 6;
  background-color: #15120E;
  border: 3px solid #A5653C;
  padding: 10px 18px;
  text-align: center;
  letter-spacing: 4px;
  font-family: Georgia, serif;
  font-size: 0.85rem;
  color: #F3ECDB;
}

.valvehall-nameplate span {
  display: block;
  font-size: 0.62rem;
  color: #A5653C;
  letter-spacing: 3px;
}

.valvehall-trap {
  position: absolute;
  right: 40px;
  bottom: 20px;
  width: 210px;
  height: 96px;
  background-color: #15120E;
  border: 3px solid #4A4741;
  display: flex;
  align-items: flex-end;
  justify-content: space-around;
  padding-bottom: 10px;
  z-index: 6;
}

.valvehall-bar {
  width: 14px;
  height: 70px;
  background-color: #4A4741;
}

/* ============ STEAM LEDGER ROWS ============ */
.steamledger {
  padding: 70px 0 60px 0;
  background-color: #221F1B;
}

.steamledger-head {
  max-width: 1180px;
  margin: 0 auto 42px auto;
  padding: 0 24px;
}

.steamledger-kicker {
  color: #A5653C;
  letter-spacing: 4px;
  font-size: 0.78rem;
  text-transform: uppercase;
  margin: 0 0 10px 0;
}

.steamledger-title {
  font-size: 2.3rem;
  margin: 0;
}

.steamledger-grid {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 28px;
  align-items: start;
}

.steamledger-col {
  display: grid;
  gap: 28px;
}

.flangepanel {
  background-color: #2E2A23;
  border: 2px solid #4A4741;
  border-top: 8px solid #A5653C;
  padding: 26px 28px 30px 28px;
}

.flangepanel-vnum {
  display: inline-block;
  font-family: Georgia, serif;
  letter-spacing: 3px;
  font-size: 0.72rem;
  color: #A5653C;
  border: 2px solid #A5653C;
  padding: 2px 10px;
  margin-bottom: 14px;
}

.flangepanel-title {
  font-size: 1.35rem;
  margin: 0 0 12px 0;
}

.flangepanel-text {
  color: #F3ECDB;
  margin: 0 0 14px 0;
}

.flangepanel-link {
  color: #A5653C;
  border-bottom: 2px solid #A5653C;
  font-size: 0.9rem;
  letter-spacing: 1px;
}

.flangepanel-link:hover,
.flangepanel-link:focus {
  color: #F3ECDB;
  border-bottom-color: #F3ECDB;
}

.steamledger-col-a .flangepanel:nth-child(1) { margin-left: 0; }
.steamledger-col-a .flangepanel:nth-child(2) { margin-left: 16px; }
.steamledger-col-a .flangepanel:nth-child(3) { margin-left: 32px; }
.steamledger-col-a .flangepanel:nth-child(4) { margin-left: 48px; }

.flangepanel-invert {
  background-color: #A5653C;
  border-top-color: #15120E;
}

.flangepanel-invert .flangepanel-title,
.flangepanel-invert .flangepanel-text {
  color: #F3ECDB;
}

.flangepanel-invert .flangepanel-vnum {
  color: #F3ECDB;
  border-color: #F3ECDB;
}

.flangepanel-invert .flangepanel-link {
  color: #15120E;
  border-bottom-color: #15120E;
}

.flangepanel-invert .flangepanel-link:hover,
.flangepanel-invert .flangepanel-link:focus {
  color: #F3ECDB;
  border-bottom-color: #F3ECDB;
}

.trapcard {
  background-color: #15120E;
  border: 3px solid #4A4741;
  padding: 26px 28px 30px 28px;
}

.trapcard-title {
  font-size: 1.2rem;
  color: #F3ECDB;
  margin-bottom: 10px;
}

.trapcard-text {
  color: #F3ECDB;
  margin-bottom: 16px;
}

.trapcard-grate {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  height: 60px;
  margin-bottom: 14px;
}

.trapcard-bar {
  width: 16px;
  height: 60px;
  background-color: #4A4741;
}

.trapcard-drain {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: #4F7A66;
  border: 2px solid #15120E;
  margin-right: 10px;
  vertical-align: middle;
}

/* ============ BLOWDOWN HOUR STRIP ============ */
.blowdown {
  background-color: #A5653C;
  border-top: 5px solid #4A4741;
  border-bottom: 5px solid #4A4741;
  padding: 40px 0;
}

.blowdown-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}

.blowdown-wheel {
  display: inline-block;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 5px solid #15120E;
  position: relative;
  flex: none;
}

.blowdown-wheel::before,
.blowdown-wheel::after {
  content: "";
  position: absolute;
  background-color: #15120E;
}

.blowdown-wheel::before {
  left: 50%;
  top: -5px;
  width: 4px;
  height: 44px;
  margin-left: -2px;
}

.blowdown-wheel::after {
  top: 50%;
  left: -5px;
  height: 4px;
  width: 44px;
  margin-top: -2px;
}

.blowdown-text {
  color: #F3ECDB;
  font-size: 1.1rem;
  margin: 0;
  text-align: center;
  max-width: 820px;
}

.blowdown-text strong {
  color: #15120E;
}

/* CTA band shared */
.ec-cta {
  background-color: #15120E;
  border-top: 5px solid #A5653C;
  padding: 56px 0;
}

.ec-cta-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}

.ec-cta-title {
  font-size: 2rem;
  margin-bottom: 10px;
}

.ec-cta-text {
  max-width: 760px;
  margin: 0 auto 26px auto;
  color: #F3ECDB;
}

.ec-cta-plate {
  display: inline-block;
  background-color: #A5653C;
  color: #F3ECDB;
  font-family: Georgia, serif;
  letter-spacing: 3px;
  font-weight: 700;
  padding: 16px 32px;
  border: 3px solid #F3ECDB;
}

.ec-cta-plate:hover,
.ec-cta-plate:focus {
  background-color: #F3ECDB;
  color: #15120E;
  border-color: #A5653C;
}

/* ============ TRAP PIT BASE FOOTER ============ */
.trapbase {
  position: relative;
  background-color: #15120E;
  padding: 60px 0 30px 0;
  border-top: 0;
}

.trapbase-drainline {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  background-color: #4A4741;
}

.trapbase-stub {
  position: absolute;
  top: 8px;
  width: 10px;
  height: 34px;
  background-color: #A5653C;
  border: 2px solid #15120E;
}

.trapbase-stub-a { left: 12%; }
.trapbase-stub-b { left: 46%; }
.trapbase-stub-c { left: 82%; }

.trapbase-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 26px 24px 0 24px;
}

.trapbase-saddles {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.trapbase-block {
  background-color: #2E2A23;
  border: 2px solid #4A4741;
  border-bottom: 4px solid #A5653C;
  padding: 10px 16px;
  color: #F3ECDB;
  font-size: 0.82rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.trapbase-block:hover,
.trapbase-block:focus {
  background-color: #A5653C;
  color: #15120E;
}

.trapbase-brandplate {
  background-color: #2E2A23;
  border: 2px solid #4A4741;
  border-left: 8px solid #A5653C;
  padding: 22px 26px;
  margin-bottom: 30px;
}

.trapbase-brand {
  font-family: Georgia, serif;
  letter-spacing: 3px;
  font-size: 1.15rem;
  color: #F3ECDB;
  margin: 0 0 8px 0;
}

.trapbase-blurb {
  color: #F3ECDB;
  margin: 0;
  max-width: 820px;
}

.trapbase-base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  border-top: 2px solid #4A4741;
  padding-top: 22px;
  color: #F3ECDB;
  font-size: 0.86rem;
}

.trapbase-base a {
  color: #A5653C;
  border-bottom: 1px solid #A5653C;
}

.trapbase-base a:hover,
.trapbase-base a:focus {
  color: #F3ECDB;
  border-bottom-color: #F3ECDB;
}

.trapbase-baseinfo {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.trapbase-year {
  display: flex;
  align-items: center;
  gap: 8px;
}

.trapbase-miniwheel {
  display: inline-block;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 4px solid #A5653C;
  position: relative;
}

.trapbase-miniwheel::before,
.trapbase-miniwheel::after {
  content: "";
  position: absolute;
  background-color: #A5653C;
}

.trapbase-miniwheel::before {
  left: 50%;
  top: -4px;
  width: 3px;
  height: 30px;
  margin-left: -1px;
}

.trapbase-miniwheel::after {
  top: 50%;
  left: -4px;
  height: 3px;
  width: 30px;
  margin-top: -1px;
}

/* ============ scroll reveal ============ */
.reveal-scene {
  visibility: hidden;
  transform: translateY(24px);
  transition: transform 700ms ease;
}

.reveal-scene.is-revealed {
  visibility: visible;
  transform: none;
}

/* ============ inner page shared ============ */
.pageband {
  background-color: #2E2A23;
  border-bottom: 6px solid #4A4741;
  padding: 54px 0 60px 0;
}

.pageband-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.pageband-kicker {
  color: #A5653C;
  letter-spacing: 4px;
  font-size: 0.78rem;
  text-transform: uppercase;
  margin: 0 0 12px 0;
}

.pageband-title {
  font-size: 2.6rem;
  margin: 0 0 16px 0;
}

.pageband-lede {
  max-width: 780px;
  color: #F3ECDB;
  margin: 0;
}

.prose-section {
  padding: 56px 0;
  background-color: #221F1B;
}

.prose-section-alt {
  padding: 56px 0;
  background-color: #2E2A23;
}

.prose-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.prose-inner-narrow {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}

.prose-title {
  font-size: 1.9rem;
  margin-bottom: 18px;
}

.prose-text {
  color: #F3ECDB;
}

.svc-detail {
  border-left: 8px solid #A5653C;
  background-color: #2E2A23;
  padding: 26px 30px;
  margin-bottom: 24px;
}

.svc-detail-title {
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.svc-detail-vnum {
  display: inline-block;
  font-family: Georgia, serif;
  letter-spacing: 3px;
  font-size: 0.7rem;
  color: #A5653C;
  border: 2px solid #A5653C;
  padding: 2px 10px;
  margin-bottom: 12px;
}

/* process overview */
.process-run {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 26px;
}

.process-step {
  background-color: #15120E;
  border: 2px solid #4A4741;
  border-top: 6px solid #A5653C;
  padding: 20px 20px 24px 20px;
}

.process-step-num {
  font-family: Georgia, serif;
  font-size: 1.5rem;
  color: #A5653C;
  margin-bottom: 8px;
}

.process-step-title {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.process-step-text {
  color: #F3ECDB;
  font-size: 0.92rem;
  margin: 0;
}

/* contact */
.contact-split {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 34px;
  align-items: start;
}

.contact-form {
  background-color: #2E2A23;
  border: 2px solid #4A4741;
  border-top: 8px solid #A5653C;
  padding: 30px 30px 34px 30px;
}

.contact-field {
  margin-bottom: 18px;
}

.contact-label {
  display: block;
  font-size: 0.82rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #A5653C;
  margin-bottom: 6px;
}

.contact-input,
.contact-textarea {
  width: 100%;
  background-color: #15120E;
  color: #F3ECDB;
  border: 2px solid #4A4741;
  padding: 12px 14px;
  font-size: 1rem;
  font-family: inherit;
}

.contact-input:focus,
.contact-textarea:focus {
  border-color: #A5653C;
  outline: none;
}

.contact-textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-submit {
  display: inline-block;
  background-color: #A5653C;
  color: #F3ECDB;
  font-family: Georgia, serif;
  letter-spacing: 3px;
  font-weight: 700;
  padding: 14px 30px;
  border: 3px solid #F3ECDB;
  cursor: pointer;
  font-size: 1rem;
}

.contact-submit:hover,
.contact-submit:focus {
  background-color: #F3ECDB;
  color: #15120E;
  border-color: #A5653C;
}

.contact-info {
  background-color: #15120E;
  border: 2px solid #4A4741;
  padding: 28px 30px;
}

.contact-info-title {
  font-size: 1.3rem;
  margin-bottom: 14px;
}

.contact-info-row {
  margin-bottom: 16px;
}

.contact-info-label {
  display: block;
  font-size: 0.74rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #A5653C;
  margin-bottom: 4px;
}

.contact-info-value {
  color: #F3ECDB;
  margin: 0;
}

.contact-info-value a {
  color: #A5653C;
  border-bottom: 1px solid #A5653C;
}

.contact-info-value a:hover,
.contact-info-value a:focus {
  color: #F3ECDB;
  border-bottom-color: #F3ECDB;
}

.faq-list {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.faq-item {
  background-color: #2E2A23;
  border: 2px solid #4A4741;
  border-left: 8px solid #A5653C;
  padding: 22px 26px;
}

.faq-q {
  font-size: 1.1rem;
  margin: 0 0 8px 0;
}

.faq-a {
  color: #F3ECDB;
  margin: 0;
}

.contact-note {
  margin-top: 16px;
  font-size: 0.9rem;
  color: #A5653C;
}

/* service list summary on homepage */
.svc-index {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 8px;
}

.svc-index-item {
  background-color: #15120E;
  border: 2px solid #4A4741;
  border-left: 6px solid #A5653C;
  padding: 16px 20px;
  color: #F3ECDB;
}

.svc-index-item a {
  color: #A5653C;
  border-bottom: 1px solid #A5653C;
}

.svc-index-item a:hover,
.svc-index-item a:focus {
  color: #F3ECDB;
  border-bottom-color: #F3ECDB;
}

/* ============ responsive ============ */
@media (max-width: 940px) {
  .valvehall-title { font-size: 2.4rem; }
  .valvehall-line-2 { margin-left: 30px; }
  .valvehall-line-3 { margin-left: 60px; }
  .valvehall-intro { margin-left: 30px; }
  .valvehall-cta { margin-left: 30px; }
  .steamledger-grid { grid-template-columns: 1fr; }
  .steamledger-col-a .flangepanel:nth-child(2),
  .steamledger-col-a .flangepanel:nth-child(3),
  .steamledger-col-a .flangepanel:nth-child(4) { margin-left: 0; }
  .contact-split { grid-template-columns: 1fr; }
  .process-run { grid-template-columns: 1fr 1fr; }
  .svc-index { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .saddlenav-toggle { display: inline-block; }
  .saddlenav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: 12px 0 18px 0;
  }
  .saddlenav-links.is-open { display: flex; }
  .saddlenav-inner { flex-wrap: wrap; padding: 10px 24px; }
  .saddlenav-plate { width: 100%; transform: none; align-items: flex-start; }
  .valvehall { padding-bottom: 260px; }
  .valvehall-title { font-size: 1.9rem; }
  .valvehall-line-2,
  .valvehall-line-3,
  .valvehall-intro,
  .valvehall-cta { margin-left: 0; }
  .evalve-a { left: 4%; }
  .evalve-b { left: 40%; }
  .evalve-c { left: 70%; }
  .valvehall-nameplate { right: 16px; bottom: 170px; }
  .valvehall-trap { right: 16px; bottom: 20px; width: 150px; }
  .process-run { grid-template-columns: 1fr; }
  .trapbase-base { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-scene { visibility: visible; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}