:root {
  --ink: #172126;
  --muted: #5d6d74;
  --paper: #ffffff;
  --panel: #f5f7f8;
  --line: #d8e0e3;
  --charcoal: #10191e;
  --teal: #007f78;
  --teal-dark: #005f5a;
  --amber: #d99a1c;
  --oxide: #b85f38;
  --green: #4b7f52;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
}
img { max-width: 100%; height: auto; }
a { color: var(--teal-dark); text-underline-offset: 3px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 0 5vw;
  background: rgba(16, 25, 30, 0.98);
  border-bottom: 1px solid rgba(255,255,255,0.14);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  text-decoration: none;
}
.brand-mark {
  width: 30px;
  height: 30px;
  border: 3px solid var(--amber);
  border-left-color: var(--teal);
  transform: rotate(45deg);
  flex: 0 0 auto;
}
.brand strong,
.brand small { display: block; line-height: 1.15; }
.brand small { color: #b9c8cc; font-size: 12px; font-weight: 400; }
.main-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 4px;
}
.main-nav a {
  padding: 10px 12px;
  color: #eaf2f3;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-radius: 6px;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  background: rgba(255,255,255,0.1);
  color: #fff;
}
.nav-toggle {
  display: none;
  width: 42px;
  height: 38px;
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 6px;
  background: transparent;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: #fff;
}
.hero {
  position: relative;
  min-height: 720px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--charcoal);
}
.hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10,16,19,0.95), rgba(10,16,19,0.72) 42%, rgba(10,16,19,0.14));
}
.hero-content {
  position: relative;
  z-index: 2;
  width: min(1180px, 90vw);
  margin: 0 auto;
  color: #fff;
}
.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}
.hero .eyebrow,
.sub-hero .eyebrow { color: #d7efef; }
.eyebrow:before,
.section-kicker:before {
  content: "";
  width: 34px;
  height: 3px;
  background: var(--amber);
}
h1, h2, h3 { line-height: 1.18; letter-spacing: 0; }
h1 { margin: 0 0 22px; font-size: clamp(36px, 5vw, 62px); max-width: 880px; }
h2 { margin: 0 0 18px; font-size: clamp(28px, 3vw, 42px); }
h3 { margin: 0 0 12px; font-size: 22px; }
.lede {
  max-width: 720px;
  margin: 0 0 30px;
  color: #e3ecef;
  font-size: 20px;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0 0 34px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}
.button.primary { background: var(--amber); color: #151b1f; }
.button.secondary { background: rgba(255,255,255,0.1); color: #fff; border-color: rgba(255,255,255,0.42); }
.button.dark { color: var(--ink); border-color: var(--line); background: #fff; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 12px;
  max-width: 900px;
}
.hero-stats div {
  min-height: 94px;
  padding: 16px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 8px;
  background: rgba(10,16,19,0.58);
}
.hero-stats strong { display: block; font-size: 23px; line-height: 1.1; }
.hero-stats span { display: block; margin-top: 8px; color: #cfdbdf; font-size: 13px; line-height: 1.35; }
.section {
  width: min(1180px, 90vw);
  margin: 0 auto;
  padding: 76px 0;
}
.split,
.visual-split,
.contact-grid,
.calculator-shell {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 42px;
  align-items: start;
}
.feature-list {
  display: grid;
  gap: 12px;
}
.feature-list a {
  display: block;
  padding: 18px;
  border-left: 5px solid var(--teal);
  background: var(--panel);
  text-decoration: none;
}
.feature-list strong,
.feature-list span { display: block; }
.feature-list span { color: var(--muted); }
.card-grid {
  display: grid;
  gap: 18px;
}
.card-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card,
.equipment-card,
.result-panel,
.lead-form,
.contact-panel {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 40px rgba(20,32,38,0.07);
}
.card-tag {
  display: inline-block;
  margin-bottom: 22px;
  color: var(--oxide);
  font-weight: 800;
}
.card-note,
.application-card strong,
.note {
  display: block;
  color: var(--teal-dark);
  font-weight: 700;
}
.image-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel);
}
.check-list {
  margin: 0;
  padding-left: 20px;
}
.check-list li { margin: 8px 0; }
.band,
.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 38px;
  background: var(--charcoal);
  color: #fff;
  border-top: 6px solid var(--amber);
  border-radius: 8px;
}
.band p,
.cta-band p { color: #dce6e8; }
.band .section-kicker,
.cta-band .section-kicker { color: #d7efef; }
.sub-hero {
  padding: 92px 5vw 76px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(16,25,30,0.96), rgba(16,25,30,0.76)),
    url("images/vibratory-finishing-hero-bg.png") center right / cover no-repeat;
}
.sub-hero > div { width: min(1180px, 100%); margin: 0 auto; }
.sub-hero h1 { max-width: 900px; }
.sub-hero p:not(.eyebrow) { max-width: 720px; color: #dce6e8; font-size: 19px; }
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.equipment-card { scroll-margin-top: 96px; }
.equipment-card ul { margin-bottom: 0; padding-left: 20px; }
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
th, td {
  padding: 13px 14px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
th { background: #edf3f3; }
tr:nth-child(even) td { background: #fafbfb; }
.process-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.process-map div {
  padding: 26px;
  background: var(--panel);
  border-top: 5px solid var(--teal);
}
.process-map strong {
  color: var(--oxide);
  font-size: 28px;
}
pre {
  overflow-x: auto;
  padding: 18px;
  background: #111b20;
  color: #eaf2f3;
  border-left: 5px solid var(--teal);
  border-radius: 0 8px 8px 0;
}
code { font-family: Consolas, Monaco, "Courier New", monospace; }
.calculator,
.lead-form {
  display: grid;
  gap: 16px;
}
label {
  display: grid;
  gap: 7px;
  font-weight: 700;
}
input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid #bbc8ce;
  border-radius: 6px;
  color: var(--ink);
  background: #fff;
  font: inherit;
}
textarea { resize: vertical; }
.result-panel {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 14px;
  background: var(--charcoal);
  color: #fff;
}
.result-panel div {
  padding: 16px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 8px;
}
.result-panel span { display: block; color: #c8d6da; }
.result-panel strong { display: block; margin-top: 6px; font-size: 30px; line-height: 1.1; }
.form-status { min-height: 24px; margin: 0; color: var(--teal-dark); font-weight: 700; }
.narrow { max-width: 900px; }
.site-footer {
  padding: 44px 5vw;
  background: var(--charcoal);
  color: #c8d3d7;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(4, 1fr);
  gap: 30px;
  width: min(1180px, 100%);
  margin: 0 auto;
}
.footer-brand {
  display: inline-block;
  margin-bottom: 10px;
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  text-decoration: none;
}
.site-footer h2 {
  margin: 0 0 12px;
  color: #fff;
  font-size: 15px;
  text-transform: uppercase;
}
.site-footer a {
  display: block;
  margin: 7px 0;
  color: #dce6e8;
  text-decoration: none;
}
@media (max-width: 980px) {
  .site-header { align-items: flex-start; flex-wrap: wrap; padding-top: 14px; padding-bottom: 14px; }
  .nav-toggle { display: block; margin-left: auto; }
  .main-nav { display: none; width: 100%; justify-content: flex-start; }
  .main-nav.is-open { display: flex; }
  .hero { min-height: auto; padding: 80px 0 54px; }
  .hero-stats,
  .card-grid.four,
  .card-grid.three,
  .split,
  .visual-split,
  .contact-grid,
  .calculator-shell,
  .comparison-grid,
  .process-map,
  .footer-grid { grid-template-columns: 1fr; }
  .band,
  .cta-band { align-items: flex-start; flex-direction: column; }
  .result-panel { position: static; }
}
@media (max-width: 620px) {
  body { font-size: 15px; }
  .brand small { display: none; }
  .main-nav a { width: calc(50% - 4px); }
  .hero { padding-top: 62px; }
  .hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-stats div { min-height: 116px; padding: 14px; }
  .actions { flex-direction: column; }
  .button { width: 100%; }
  .section { padding: 52px 0; }
  .card-grid.two { grid-template-columns: 1fr; }
  .sub-hero { padding: 66px 5vw 54px; }
}