/*
Theme Name: ZeroY Starter
Description: Precision B2B Theme for Sanmei Thermal Spray
*/

/* -------------------------------------------------------------
   01 Reset & Base Styles
------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background-color: var(--color-background);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-ink);
  margin-top: 0;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

p {
  color: var(--color-body);
  margin-top: 0;
  margin-bottom: 1.25rem;
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--color-accent-hover);
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 4px;
}

/* -------------------------------------------------------------
   02 Layout & Containers
------------------------------------------------------------- */
.about-container {
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* -------------------------------------------------------------
   03 Header & Navigation
------------------------------------------------------------- */
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header-inner {
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-brand {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
}

.site-title {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

.site-tagline {
  font-size: 0.8125rem;
  line-height: 1.3;
  color: var(--color-muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-ink);
  padding: 6px 0;
  position: relative;
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--color-accent);
}

.nav-link.is-active::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
}

/* -------------------------------------------------------------
   04 Buttons & Badges
------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-control);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
  border: 1px solid var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #ffffff;
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--color-ink);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-surface-soft);
  border-color: var(--color-muted);
  color: var(--color-ink);
}

.tech-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.tech-eyebrow-light {
  color: var(--color-accent-sky);
}

/* -------------------------------------------------------------
   05 Section Header Helper
------------------------------------------------------------- */
.section-header {
  margin-bottom: 48px;
}

.section-title {
  font-size: clamp(1.875rem, 3.5vw, 2.5rem);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  max-width: 800px;
}

.section-sub {
  font-size: 1.125rem;
  color: var(--color-body);
  max-width: 720px;
  line-height: 1.6;
}

/* -------------------------------------------------------------
   06 Gray Image Placeholders (Per Prompt)
------------------------------------------------------------- */
.media-placeholder {
  background-color: var(--color-surface-gray);
  border: 1px dashed #c0cbd2;
  border-radius: var(--radius-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
}

.ratio-3-2 {
  min-height: 380px;
  aspect-ratio: 3 / 2;
}

.ratio-4-3 {
  min-height: 260px;
  aspect-ratio: 4 / 3;
}

.media-ph-tag {
  display: inline-block;
  background-color: rgba(38, 52, 61, 0.08);
  color: var(--color-ink);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.media-ph-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 6px;
  max-width: 380px;
}

.media-ph-hint {
  font-size: 0.8125rem;
  color: var(--color-muted);
}

/* -------------------------------------------------------------
   07 About Page: 01 Hero Section
------------------------------------------------------------- */
.about-hero {
  padding-top: 80px;
  padding-bottom: 80px;
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border-subtle);
}

.about-hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}

.about-hero-title {
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  line-height: 1.12;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}

.about-hero-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-body);
  max-width: 580px;
  margin-bottom: 32px;
}

.about-hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* -------------------------------------------------------------
   08 About Page: 02 Proof & Capabilities Strip
------------------------------------------------------------- */
.about-proof {
  padding-top: 64px;
  padding-bottom: 64px;
  background-color: var(--color-surface-soft);
  border-bottom: 1px solid var(--color-border);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.proof-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 28px 24px;
}

.proof-eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-copper);
  margin-bottom: 10px;
}

.proof-title {
  font-size: 1.125rem;
  margin-bottom: 10px;
  color: var(--color-ink);
}

.proof-desc {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-body);
  margin-bottom: 0;
}

/* -------------------------------------------------------------
   09 About Page: 03 Dual Offerings
------------------------------------------------------------- */
.about-offerings {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: #ffffff;
}

.offerings-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}

.offering-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.offering-body {
  padding: 36px;
  flex: 1;
}

.offering-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.offering-title {
  font-size: 1.5rem;
  margin-bottom: 14px;
}

.offering-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-body);
  margin-bottom: 24px;
}

.offering-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--color-border-subtle);
  padding-top: 20px;
}

.offering-list li {
  font-size: 0.875rem;
  color: var(--color-ink);
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  line-height: 1.5;
}

.offering-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* -------------------------------------------------------------
   10 About Page: 04 Supported Processes
------------------------------------------------------------- */
.about-processes {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: var(--color-surface-soft);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.process-item {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px 28px;
}

.process-code {
  font-size: 0.8125rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--color-accent);
  background-color: rgba(23, 110, 166, 0.08);
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 14px;
  letter-spacing: 0.05em;
}

.process-name {
  font-size: 1.1875rem;
  margin-bottom: 10px;
}

.process-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-body);
  margin-bottom: 0;
}

/* -------------------------------------------------------------
   11 About Page: 05 Workflow Steps
------------------------------------------------------------- */
.about-workflow {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: #ffffff;
}

.workflow-box {
  background-color: #ffffff;
}

.workflow-intro {
  margin-bottom: 48px;
}

.workflow-lead {
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-body);
  max-width: 760px;
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-card {
  border-top: 2px solid var(--color-accent);
  background-color: var(--color-surface-soft);
  padding: 28px 20px;
  border-radius: 0 0 var(--radius-card) var(--radius-card);
}

.step-num {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-accent);
  margin-bottom: 12px;
  font-family: var(--font-mono);
}

.step-title {
  font-size: 1.0625rem;
  margin-bottom: 10px;
}

.step-desc {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-body);
  margin-bottom: 0;
}

/* -------------------------------------------------------------
   12 About Page: 06 Who We Serve
------------------------------------------------------------- */
.about-clients {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: var(--color-surface-soft);
  border-top: 1px solid var(--color-border);
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.client-box {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px 28px;
}

.client-role {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.client-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-body);
  margin-bottom: 0;
}

/* -------------------------------------------------------------
   13 About Page: 07 CTA Dark Section (Graphite)
------------------------------------------------------------- */
.about-cta {
  background-color: var(--color-ink);
  padding-top: 80px;
  padding-bottom: 80px;
  color: #ffffff;
}

.cta-inner {
  text-align: center;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.cta-title {
  color: #ffffff;
  font-size: clamp(2rem, 3.5vw, 2.5rem);
  margin-bottom: 18px;
}

.cta-lead {
  color: #b5c3cb;
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: 32px;
}

.cta-company-info {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9375rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 24px;
}

.cta-company-info strong {
  color: #ffffff;
  font-size: 1rem;
}

.cta-company-info span {
  color: #8da1ad;
  font-size: 0.875rem;
}

/* -------------------------------------------------------------
   14 Footer Styles
------------------------------------------------------------- */
.site-footer {
  background-color: #1f2a31;
  color: #ffffff;
  padding-top: 56px;
  padding-bottom: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer-inner {
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.footer-brand {
  font-size: 1.125rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 8px;
}

.footer-desc {
  color: #8da1ad;
  font-size: 0.875rem;
  max-width: 540px;
  line-height: 1.5;
  margin-bottom: 32px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  flex-wrap: wrap;
  gap: 16px;
}

.site-legal {
  font-size: 0.8125rem;
  color: #7b8e9a;
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: #a4b5c0;
  font-size: 0.8125rem;
}

.footer-links a:hover {
  color: #ffffff;
}

/* -------------------------------------------------------------
   15 Responsive Design
------------------------------------------------------------- */
@media (max-width: 1024px) {
  .about-hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

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

  .offerings-split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .process-grid,
  .clients-grid {
    grid-template-columns: 1fr;
  }

  .proof-grid {
    grid-template-columns: 1fr;
  }

  .workflow-steps {
    grid-template-columns: 1fr;
  }

  .about-hero {
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .about-offerings,
  .about-processes,
  .about-workflow,
  .about-clients {
    padding-top: var(--space-section-mobile);
    padding-bottom: var(--space-section-mobile);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* -------------------------------------------------------------
   16 Styled Page (test page template)
------------------------------------------------------------- */
.page-test {
  background-color: var(--color-surface-soft);
  min-height: calc(100vh - 320px);
  display: flex;
  align-items: center;
}

.test-stage {
  width: 100%;
  padding-top: 88px;
  padding-bottom: 88px;
}

.test-panel {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 72px 56px;
  text-align: center;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.test-display {
  font-size: clamp(3rem, 9vw, 5.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-ink);
  margin-bottom: 0;
}

.test-body {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-body);
  max-width: 620px;
  margin: 24px auto 0;
}

.test-rule {
  width: 56px;
  height: 3px;
  background-color: var(--color-accent);
  margin: 32px auto;
}

.test-note {
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .test-stage {
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .test-panel {
    padding: 48px 24px;
  }
}

/* -------------------------------------------------------------
   17 Page Hero (shared by inner pages)
------------------------------------------------------------- */
.page-hero {
  padding-top: 72px;
  padding-bottom: 56px;
  background-color: var(--color-surface-soft);
  border-bottom: 1px solid var(--color-border);
}

.page-hero-title {
  font-size: clamp(2.125rem, 4vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  max-width: 900px;
}

.page-hero-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-body);
  max-width: 700px;
  margin-bottom: 0;
}

/* -------------------------------------------------------------
   18 Contact Page
------------------------------------------------------------- */
.contact-body {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: #ffffff;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-form-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 40px;
}

.contact-form-title {
  font-size: 1.5rem;
  margin-bottom: 6px;
}

.contact-form-note {
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-bottom: 28px;
}

/* Contact page: the hidden field bots fill in, and the notice a rejected
   submission comes back with. */
.contact-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-error {
  color: var(--color-ink);
  border-left: 3px solid var(--color-accent);
  padding-left: 14px;
}

.contact-form .field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-form .field {
  margin-bottom: 20px;
}

.contact-form label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--color-ink);
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  padding: 12px 14px;
  line-height: 1.5;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.contact-form textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #a7b2ba;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(23, 110, 166, 0.14);
}

.contact-submit {
  margin-top: 8px;
  border: 1px solid var(--color-accent);
  font-family: inherit;
}

.contact-aside {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.aside-block {
  background-color: var(--color-surface-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 28px 24px;
}

.aside-eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 14px;
}

.aside-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.aside-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--color-body);
  margin-bottom: 10px;
}

.aside-list li:last-child {
  margin-bottom: 0;
}

.aside-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.aside-company {
  background-color: #ffffff;
}

.aside-company-name {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.aside-company-line {
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-bottom: 4px;
}

/* -------------------------------------------------------------
   19 Thank You Page
------------------------------------------------------------- */
.page-thanks {
  background-color: var(--color-surface-soft);
}

.thanks-stage {
  padding-top: 96px;
  padding-bottom: 96px;
}

.thanks-panel {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 72px 56px;
  text-align: center;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.thanks-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.thanks-lead {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-body);
  max-width: 600px;
  margin: 0 auto;
}

.thanks-rule {
  width: 56px;
  height: 3px;
  background-color: var(--color-accent);
  margin: 32px auto;
}

.thanks-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* -------------------------------------------------------------
   20 Responsive: Contact & Thank You
------------------------------------------------------------- */
@media (max-width: 1024px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding-top: 48px;
    padding-bottom: 40px;
  }

  .contact-body {
    padding-top: var(--space-section-mobile);
    padding-bottom: var(--space-section-mobile);
  }

  .contact-form-card {
    padding: 28px 20px;
  }

  .contact-form .field-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .thanks-stage {
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .thanks-panel {
    padding: 48px 24px;
  }

  .thanks-actions .btn {
    width: 100%;
  }
}

/* -------------------------------------------------------------
   21 About Page: Precision Evidence, Evidence Gallery, CTA fix
------------------------------------------------------------- */

/* Square macro placeholder used by the precision section */
.media-placeholder.ratio-1-1 {
  aspect-ratio: 1 / 1;
  min-height: 320px;
}

/* Light button for use on the graphite CTA section */
.btn-light {
  background-color: #ffffff;
  color: var(--color-ink);
  border: 1px solid #ffffff;
}

.btn-light:hover {
  background-color: #e9eff3;
  border-color: #e9eff3;
  color: var(--color-ink);
}

/* --- Precision & Metallurgy Evidence --- */
.about-precision {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: var(--color-surface-soft);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.precision-layout {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 56px;
  align-items: center;
}

.precision-content .section-sub {
  margin-bottom: 32px;
}

.spec-list {
  border-top: 1px solid var(--color-border);
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border-subtle);
}

.spec-label {
  font-size: 0.875rem;
  color: var(--color-muted);
}

.spec-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-ink);
  font-family: var(--font-mono);
  white-space: nowrap;
}

.spec-unit {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-body);
  margin-left: 2px;
}

/* --- Manufacturing & Quality Evidence --- */
.about-evidence {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: var(--color-surface-soft);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* Processes section keeps the white band between two gray sections */
.about-processes {
  background-color: #ffffff;
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.evidence-item {
  margin: 0;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.evidence-caption {
  padding: 20px 24px;
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-body);
}

.evidence-caption strong {
  color: var(--color-ink);
  font-weight: 600;
}

/* --- CTA actions on the About page --- */
.cta-actions {
  display: flex;
  justify-content: center;
  margin-bottom: 40px;
}

@media (max-width: 1024px) {
  .precision-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .about-precision,
  .about-evidence {
    padding-top: var(--space-section-mobile);
    padding-bottom: var(--space-section-mobile);
  }

  .evidence-grid {
    grid-template-columns: 1fr;
  }

  .cta-actions .btn {
    width: 100%;
  }
}

   26 Header: keep the nav on one line on narrow screens
------------------------------------------------------------- */
.nav-link {
  white-space: nowrap;
}

@media (max-width: 768px) {
  .site-nav {
    gap: 14px;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .site-title {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .site-header-inner {
    padding: 14px 16px;
    gap: 12px;
  }

  .site-tagline {
    display: none;
  }

  .site-nav {
    gap: 12px;
  }

  .nav-link {
    font-size: 0.8125rem;
  }
}

/* -------------------------------------------------------------
   27 Header mega menu (Products: Technology / Product Categories columns)
------------------------------------------------------------- */
.nav-item {
  position: relative;
  display: inline-flex;
  align-items: center;
  align-self: stretch;
}

.nav-caret {
  display: inline-block;
  margin-left: 5px;
  font-size: 0.625rem;
  line-height: 1;
  transform: translateY(-1px);
}

.mega-panel {
  width: max-content;
  max-width: min(880px, calc(100vw - 48px));
  position: absolute;
  top: 100%;
  right: 0;
  padding: 32px 36px;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-card) var(--radius-card);
  box-shadow: 0 18px 40px rgba(38, 52, 61, 0.10);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s ease;
  z-index: 120;
}

.nav-item:hover .mega-panel,
.nav-item:focus-within .mega-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-columns {
  display: grid;
  grid-template-columns: repeat(var(--mega-cols, 3), minmax(140px, 1fr));
  gap: 44px;
}

.mega-heading {
  display: block;
  padding-bottom: 10px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--color-border-subtle);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.mega-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mega-list li {
  margin-bottom: 14px;
}

.mega-list li:last-child {
  margin-bottom: 0;
}

.mega-link {
  font-size: 0.9375rem;
  line-height: 1.4;
  color: var(--color-ink);
  text-decoration: none;
  white-space: nowrap;
}

.mega-link:hover {
  color: var(--color-accent);
}

@media (max-width: 1200px) {
  .mega-panel {
    padding: 24px 24px;
  }

  .mega-columns {
    gap: 28px;
  }
}

@media (max-width: 768px) {
  .mega-panel {
    display: none;
  }
}

/* -------------------------------------------------------------
   28 Mega menu: term descriptions (any taxonomy)
------------------------------------------------------------- */
.mega-list li.has-desc {
  margin-bottom: 18px;
}

.mega-desc {
  display: block;
  margin-top: 4px;
  max-width: 240px;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--color-muted);
  white-space: normal;
}

/* -------------------------------------------------------------
   29 Mega menu: term thumbnails
------------------------------------------------------------- */
.mega-link {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  white-space: normal;
  max-width: 280px;
}

.mega-thumb {
  flex: 0 0 auto;
  display: block;
  line-height: 0;
}

.mega-thumb-img {
  display: block;
  width: 44px;
  height: 44px;
  object-fit: cover;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background-color: var(--color-surface-gray);
}

.mega-body {
  display: block;
}

.mega-name {
  display: block;
  font-size: 0.9375rem;
  line-height: 1.4;
  color: var(--color-ink);
  white-space: nowrap;
}

.mega-link:hover .mega-name {
  color: var(--color-accent);
}

.mega-desc {
  max-width: none;
}
/* -------------------------------------------------------------
   30 Homepage (Strictly DESIGN.md: bright industrial B2B)
------------------------------------------------------------- */

/* --- Shared Container --- */
.site-container {
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* --- Link Arrow --- */
.link-arrow {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
}
.link-arrow:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

/* --- 01 Hero Section --- */
.home-hero {
  padding-top: 90px;
  padding-bottom: 90px;
  background-color: var(--color-surface-soft);
  border-bottom: 1px solid var(--color-border);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero-title {
  font-size: clamp(2.5rem, 4.2vw, 3.5rem);
  line-height: 1.08;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}
.hero-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-body);
  max-width: 620px;
  margin-bottom: 32px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero-badges {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.hero-badge-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.badge-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.badge-val {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-ink);
}

/* --- 02 Metrics Section --- */
.home-metrics {
  padding-top: 72px;
  padding-bottom: 72px;
  background-color: var(--color-surface-soft);
  border-bottom: 1px solid var(--color-border);
}
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.metric-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 28px 24px;
}
.metric-eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-copper);
  margin-bottom: 10px;
}
.metric-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}
.metric-unit {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-body);
  margin-left: 4px;
}
.metric-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}
.metric-desc {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-body);
  margin-bottom: 0;
}

/* --- 03 Product Families Section --- */
.home-products {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: #ffffff;
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.product-family-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.family-card-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.family-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background-color: rgba(23, 110, 166, 0.08);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
  align-self: flex-start;
}
.family-title {
  font-size: 1.375rem;
  margin-bottom: 12px;
}
.family-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-body);
  margin-bottom: 20px;
}
.family-specs {
  list-style: none;
  padding: 0;
  margin: 0 0 20px 0;
  border-top: 1px solid var(--color-border-subtle);
  padding-top: 18px;
}
.family-specs li {
  font-size: 0.875rem;
  color: var(--color-ink);
  margin-bottom: 8px;
  line-height: 1.5;
  position: relative;
  padding-left: 18px;
}
.family-specs li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}
.family-specs li strong {
  color: var(--color-ink);
  font-weight: 600;
}

/* --- 04 Alternative / Replacement Value Proposition --- */
.home-value {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: var(--color-surface-soft);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.value-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.value-lead {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--color-body);
  margin-bottom: 28px;
}
.value-points {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.value-point-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.value-point-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background-color: var(--color-accent);
  color: #ffffff;
  font-size: 0.8125rem;
  font-weight: 700;
  border-radius: 50%;
  flex-shrink: 0;
}
.value-point-title {
  font-size: 1.0625rem;
  margin-bottom: 0;
  color: var(--color-ink);
}
.value-point-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-body);
  margin-bottom: 0;
  padding-left: 40px;
}
.value-callout {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px 24px;
  margin-top: 24px;
}
.callout-stat {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
  font-family: var(--font-mono);
}
.callout-text {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-body);
}

/* --- 05 Equipment & Turnkey Engineering --- */
.home-equipment {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: #ffffff;
}
.equipment-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.equipment-visual {
  position: sticky;
  top: 100px;
}
.equipment-details {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.eq-feature {
  padding-bottom: 28px;
  border-bottom: 1px solid var(--color-border-subtle);
}
.eq-feature:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.eq-feature-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}
.eq-feature-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-body);
  margin-bottom: 0;
}

/* --- 06 Manufacturing & Quality Evidence Gallery --- */
.home-factory {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: var(--color-surface-soft);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.factory-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.factory-item {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
}
.factory-caption {
  padding: 20px 24px;
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-body);
}
.factory-caption strong {
  color: var(--color-ink);
  font-weight: 600;
}

/* --- 07 Who We Serve --- */
.home-audience {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: #ffffff;
}
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.audience-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 28px 24px;
}
.audience-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-copper);
  margin-bottom: 10px;
}
.audience-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}
.audience-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-body);
  margin-bottom: 0;
}

/* --- 08 Workflow Steps --- */
.home-workflow {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
  background-color: var(--color-surface-soft);
  border-top: 1px solid var(--color-border);
}
.steps-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.step-col {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-accent);
  border-radius: var(--radius-card);
  padding: 28px 20px;
}
.step-num-badge {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-accent);
  margin-bottom: 12px;
  font-family: var(--font-mono);
}
.step-name {
  font-size: 1.0625rem;
  margin-bottom: 10px;
}
.step-text {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-body);
  margin-bottom: 0;
}

/* --- 09 RFQ / CTA Dark Section (Graphite per DESIGN.md §20) --- */
.home-rfq {
  background-color: var(--color-ink);
  padding-top: 90px;
  padding-bottom: 90px;
  color: #ffffff;
}
.rfq-box {
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.rfq-title {
  color: #ffffff;
  font-size: clamp(2rem, 3.5vw, 2.5rem);
  margin-bottom: 18px;
}
.rfq-lead {
  color: #b5c3cb;
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: 32px;
}
.rfq-action-group {
  margin-bottom: 32px;
}
.rfq-instruction {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-card);
  padding: 28px;
  text-align: left;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.rfq-instruction strong {
  color: #ffffff;
  font-size: 0.9375rem;
  margin-bottom: 4px;
}
.rfq-instruction span {
  color: #9ab0bc;
  font-size: 0.875rem;
  line-height: 1.5;
}
.rfq-company-entity {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9375rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 28px;
}
.entity-name {
  color: #ffffff;
  font-size: 1.125rem;
  font-weight: 700;
}
.entity-details {
  color: #8da1ad;
  font-size: 0.875rem;
}

/* --- Responsive Adjustments for Homepage --- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .value-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .equipment-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .equipment-visual {
    position: static;
  }
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .factory-grid {
    grid-template-columns: 1fr;
  }
  .steps-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  .steps-row {
    grid-template-columns: 1fr;
  }
  .audience-grid {
    grid-template-columns: 1fr;
  }
  .home-hero {
    padding-top: 56px;
    padding-bottom: 56px;
  }
  .home-metrics,
  .home-products,
  .home-value,
  .home-equipment,
  .home-factory,
  .home-audience,
  .home-workflow {
    padding-top: var(--space-section-mobile);
    padding-bottom: var(--space-section-mobile);
  }
}

/* -------------------------------------------------------------
   31 Shared image frame (placehold.co placeholders)
------------------------------------------------------------- */
.image-frame {
  display: block;
  width: 100%;
  background-color: var(--color-surface-gray);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.image-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.ratio-16-9 img { aspect-ratio: 16 / 9; object-fit: cover; }
.ratio-3-2 img { aspect-ratio: 3 / 2; object-fit: cover; }
.ratio-4-3 img { aspect-ratio: 4 / 3; object-fit: cover; }
.ratio-1-1 img { aspect-ratio: 1 / 1; object-fit: cover; }