/* ==========================================================================
   Xueming Steel — B2B industrial website stylesheet
   Clean, professional, industrial. No frameworks, no dependencies.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  --white: #ffffff;
  --navy: #142a4a;          /* deep navy — primary dark color */
  --navy-2: #0f1f38;        /* darker navy for footer */
  --navy-soft: #eef2f7;     /* very light navy tint for alt sections */
  --gray-900: #1f2937;      /* body text */
  --gray-600: #4b5563;      /* secondary text */
  --gray-500: #6b7280;      /* muted text */
  --gray-100: #f3f4f6;      /* light surface */
  --gray-200: #e5e7eb;      /* borders */
  --accent: #b2202c;        /* industrial red — CTA accent */
  --accent-dark: #8f1a24;

  --font-sans: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;

  --container: 1200px;
  --radius: 2px;            /* minimal radius — industrial, not "SaaS card" */
  --shadow-sm: 0 1px 3px rgba(16, 31, 56, 0.08);
  --shadow-md: 0 6px 20px rgba(16, 31, 56, 0.10);
  --header-h: 72px;
}

/* --------------------------------------------------------------------------
   2. Reset / base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--gray-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--navy); text-decoration: none; }
a:hover { color: var(--accent); }

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 0.5em; color: var(--navy); font-weight: 700; }

p { margin: 0 0 1em; }

ul, ol { margin: 0; padding: 0; list-style: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* --------------------------------------------------------------------------
   3. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
  white-space: nowrap;
}

.btn-accent {
  background: var(--accent);
  color: var(--white);
}
.btn-accent:hover { background: var(--accent-dark); color: var(--white); }

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline:hover { background: var(--navy); color: var(--white); }

.btn-block { width: 100%; }

.btn:active { transform: translateY(1px); }

/* --------------------------------------------------------------------------
   4. Header / navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow .25s ease;
}
.site-header.is-scrolled { box-shadow: var(--shadow-sm); }

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* Logo placeholder */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  line-height: 1;
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--navy);
  color: var(--white);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.03em;
}
.logo-text { display: inline-flex; flex-direction: column; line-height: 1.05; }
.logo-text strong { font-size: 16px; font-weight: 800; letter-spacing: 0.06em; }
.logo-text em {
  font-style: normal;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.34em;
  color: var(--gray-500);
}

/* Nav */
.main-nav { display: flex; }
.nav-list { display: flex; align-items: center; gap: 4px; }

.nav-link {
  display: block;
  padding: 8px 14px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--gray-600);
  letter-spacing: 0.01em;
  transition: color .15s ease;
}
.nav-link:hover { color: var(--navy); }
.nav-link.is-active { color: var(--accent); }

.header-actions { display: flex; align-items: center; gap: 12px; }
.btn-quote { padding: 11px 22px; font-size: 14px; }

/* Hamburger (mobile) */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 11px;
  background: transparent;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  cursor: pointer;
}
.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--navy);
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --------------------------------------------------------------------------
   5. Hero
   -------------------------------------------------------------------------- */
.hero {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 72px;
}

.eyebrow {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 16px;
}

.hero-title {
  font-size: clamp(2rem, 4.4vw, 3.15rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}
.hero-title-accent { display: block; color: var(--accent); }

.hero-lead {
  font-size: 1.15rem;
  color: var(--gray-600);
  max-width: 30em;
  margin-bottom: 10px;
}
.hero-sub {
  font-size: 0.98rem;
  color: var(--gray-500);
  margin-bottom: 28px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-figure {
  margin: 0;
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--gray-200);
  background: var(--gray-100);
}
.hero-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --------------------------------------------------------------------------
   6. Sections (shared)
   -------------------------------------------------------------------------- */
.section { padding: 88px 0; }
.section-alt { background: var(--navy-soft); border-top: 1px solid var(--gray-200); border-bottom: 1px solid var(--gray-200); }

.section-head {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}
.section-head .eyebrow { margin-bottom: 14px; }
.section-title {
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  font-weight: 800;
  margin-bottom: 14px;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--gray-600);
  margin: 0;
}

/* --------------------------------------------------------------------------
   7. Products
   -------------------------------------------------------------------------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.product-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  transition: box-shadow .22s ease, transform .22s ease;
}
.product-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card-media {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--gray-100);
  border-bottom: 1px solid var(--gray-200);
}
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.product-card:hover .card-media img { transform: scale(1.04); }

.card-body { padding: 24px; }
.card-title { font-size: 1.08rem; margin-bottom: 10px; }
.card-text { font-size: 0.95rem; color: var(--gray-600); margin-bottom: 16px; }

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}
.card-link span { transition: transform .18s ease; }
.card-link:hover span { transform: translateX(3px); }

/* --------------------------------------------------------------------------
   8. Processing
   -------------------------------------------------------------------------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.process-item {
  position: relative;
  background: var(--white);
  border: 1px solid var(--gray-200);
  padding: 28px 24px 24px;
}
.process-num {
  position: absolute;
  top: 16px;
  right: 18px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gray-200);
  letter-spacing: 0.05em;
}
.process-icon {
  width: 44px;
  height: 44px;
  color: var(--navy);
  margin-bottom: 16px;
}
.process-icon svg { width: 100%; height: 100%; }
.process-title { font-size: 1.05rem; margin-bottom: 8px; }
.process-text { font-size: 0.92rem; color: var(--gray-600); margin: 0; }

/* --------------------------------------------------------------------------
   9. Split section (Why Choose Us)
   -------------------------------------------------------------------------- */
.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: center;
}
.split-figure {
  margin: 0;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--gray-200);
  background: var(--gray-100);
}
.split-figure img { width: 100%; height: 100%; object-fit: cover; }

.split-copy .section-title { margin-bottom: 10px; }
.split-copy .section-sub { margin-bottom: 28px; }

.feature-list { display: grid; gap: 4px; }
.feature-list li {
  display: flex;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray-200);
}
.feature-list li:last-child { border-bottom: 0; }
.feature-icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  margin-top: 2px;
  background: var(--navy);
  color: var(--white);
  font-size: 14px;
  border-radius: 50%;
}
.feature-list strong { display: block; color: var(--navy); font-size: 1.02rem; margin-bottom: 2px; }
.feature-list p { margin: 0; font-size: 0.94rem; color: var(--gray-600); }

/* --------------------------------------------------------------------------
   10. Quality Control
   -------------------------------------------------------------------------- */
.quality-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.flow-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}
.flow-steps li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy);
}
.flow-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: var(--navy);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 50%;
}
.flow-steps li:not(:last-child)::after {
  content: "\2192";
  color: var(--gray-200);
  margin-left: 4px;
  font-weight: 400;
}

.qc-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 24px;
}
.qc-list li {
  position: relative;
  padding: 12px 14px 12px 34px;
  font-size: 0.95rem;
  color: var(--gray-900);
  background: var(--white);
  border: 1px solid var(--gray-200);
}
.qc-list li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background: var(--accent);
}

.quality-figure {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--gray-200);
  background: var(--gray-100);
}
.quality-figure img { width: 100%; height: 100%; object-fit: cover; }

/* --------------------------------------------------------------------------
   11. Factory
   -------------------------------------------------------------------------- */
.factory-main {
  margin: 0 0 24px;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--gray-200);
  background: var(--gray-100);
}
.factory-main img { width: 100%; height: 100%; object-fit: cover; }

.factory-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.factory-card {
  margin: 0;
  border: 1px solid var(--gray-200);
  background: var(--white);
}
.factory-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-bottom: 1px solid var(--gray-200);
}
.factory-card figcaption {
  padding: 12px 14px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy);
}

/* --------------------------------------------------------------------------
   12. Applications
   -------------------------------------------------------------------------- */
.app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.app-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 36px 20px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  text-align: center;
  transition: box-shadow .2s ease, transform .2s ease;
}
.app-item:hover { box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.app-icon {
  width: 46px;
  height: 46px;
  color: var(--navy);
}
.app-icon svg { width: 100%; height: 100%; }
.app-item h3 { font-size: 1rem; margin: 0; color: var(--gray-900); }

/* --------------------------------------------------------------------------
   13. Contact / Request a Quote
   -------------------------------------------------------------------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.1rem;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
}
.contact-list { display: grid; gap: 16px; }
.contact-list li { display: flex; flex-direction: column; gap: 2px; }
.contact-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
}
.contact-list a, .contact-list span { color: var(--gray-900); font-size: 1rem; }

.quote-form {
  background: var(--white);
  border: 1px solid var(--gray-200);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-field { margin-bottom: 16px; }
.form-field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 6px;
}
.form-field input,
.form-field textarea {
  width: 100%;
  padding: 11px 13px;
  font-family: inherit;
  font-size: 0.96rem;
  color: var(--gray-900);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(20, 42, 74, 0.08);
}
.form-field textarea { resize: vertical; min-height: 96px; }

.form-note {
  margin: 14px 0 0;
  font-size: 0.82rem;
  color: var(--gray-500);
  text-align: center;
}

/* --------------------------------------------------------------------------
   14. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--navy-2);
  color: #c7d0dc;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 1.1fr;
  gap: 48px;
  padding-top: 64px;
  padding-bottom: 48px;
}
.footer-brand .footer-logo {
  display: block;
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--white);
  margin-bottom: 14px;
}
.footer-brand .footer-logo strong { font-weight: 800; color: var(--accent); }
.footer-brand p { max-width: 30em; font-size: 0.95rem; }

.footer-nav h3,
.footer-contact h3 {
  color: var(--white);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-nav ul { display: grid; gap: 10px; }
.footer-nav a { color: #c7d0dc; font-size: 0.95rem; }
.footer-nav a:hover { color: var(--white); }

.footer-contact ul { display: grid; gap: 10px; font-size: 0.95rem; }
.footer-contact a { color: #c7d0dc; }
.footer-contact a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
}
.footer-bottom p { margin: 0; font-size: 0.85rem; color: #9aa6b5; }

/* --------------------------------------------------------------------------
   15. Reveal-on-scroll (subtle fade-in)
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { transition: none !important; animation: none !important; }
}

/* --------------------------------------------------------------------------
   16. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(3, 1fr); }
  .factory-grid { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .quality-layout { grid-template-columns: 1fr; gap: 40px; }
  .contact-layout { grid-template-columns: 1fr; gap: 40px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 36px; padding-top: 48px; padding-bottom: 48px; }
  .section { padding: 64px 0; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .app-grid { grid-template-columns: repeat(2, 1fr); }

  /* Mobile navigation */
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
  }
  .main-nav.is-open { max-height: 420px; }
  .nav-list { flex-direction: column; align-items: stretch; padding: 8px 16px 16px; gap: 0; }
  .nav-link { padding: 13px 8px; border-bottom: 1px solid var(--gray-100); }

  /* Hide the header CTA on small screens; the nav + hamburger carry it */
  .btn-quote { display: none; }
}

@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .product-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .factory-grid { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 36px; }
  .qc-list { grid-template-columns: 1fr; }
  .flow-steps { gap: 8px; }
  .flow-steps li { font-size: 0.82rem; }
}

/* ==========================================================================
   17. Inner-page components (multi-page structure)
   ========================================================================== */

/* Page hero banner (sub-pages) */
.page-hero {
  background: var(--navy);
  border-bottom: 3px solid var(--accent);
  padding: 56px 0 60px;
}
.page-hero .eyebrow { color: #e58b93; margin-bottom: 12px; }
.page-crumbs {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font-size: 0.8rem; letter-spacing: 0.04em; color: #9aa6b5;
  margin: 0 0 14px;
}
.page-crumbs a { color: #c7d0dc; }
.page-crumbs a:hover { color: var(--white); }
.page-crumbs .sep { color: #5b6b82; }
.page-hero-title {
  color: var(--white);
  font-size: clamp(1.8rem, 3.4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}
.page-hero-sub { color: #c7d0dc; font-size: 1.05rem; max-width: 46em; margin: 0; }

/* Product detail blocks (products page) */
.product-list { padding-top: 24px; }
.product-detail {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 44px;
  align-items: start;
  padding: 56px 0;
  border-bottom: 1px solid var(--gray-200);
}
.product-detail:last-child { border-bottom: 0; }
.product-detail:nth-child(even) .product-detail-media { order: 2; }
.product-detail-media {
  margin: 0; aspect-ratio: 4 / 3; overflow: hidden;
  border: 1px solid var(--gray-200); background: var(--gray-100);
}
.product-detail-media img { width: 100%; height: 100%; object-fit: cover; }
.product-detail-copy .eyebrow { margin-bottom: 8px; }
.product-detail-title { font-size: 1.4rem; margin-bottom: 10px; }
.product-detail-desc { color: var(--gray-600); margin-bottom: 20px; }

.grade-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.grade-tag {
  font-size: 0.82rem; font-weight: 600; color: var(--navy);
  background: var(--navy-soft); border: 1px solid var(--gray-200);
  padding: 6px 12px; border-radius: var(--radius);
}
.grade-note { font-size: 0.82rem; color: var(--gray-500); margin-top: 10px; }

.spec-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.spec-block { border: 1px solid var(--gray-200); background: var(--white); padding: 16px 18px; }
.spec-block h4 {
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--gray-500); margin: 0 0 10px; padding-bottom: 8px;
  border-bottom: 2px solid var(--accent);
}
.spec-block ul { display: grid; gap: 7px; }
.spec-block li { position: relative; padding-left: 14px; font-size: 0.88rem; color: var(--gray-600); }
.spec-block li::before { content: ""; position: absolute; left: 0; top: 0.55em; width: 6px; height: 6px; background: var(--accent); }
.spec-placeholder { color: var(--gray-500); font-style: italic; }

/* Process cards with images (processing page) */
.process-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.process-card {
  display: flex; flex-direction: column;
  background: var(--white); border: 1px solid var(--gray-200);
  transition: box-shadow .22s ease, transform .22s ease;
}
.process-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.process-card-media { margin: 0; aspect-ratio: 16 / 10; overflow: hidden; border-bottom: 1px solid var(--gray-200); background: var(--gray-100); }
.process-card-media img { width: 100%; height: 100%; object-fit: cover; }
.process-card-body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.process-card-num { font-size: 0.8rem; font-weight: 700; color: var(--gray-200); letter-spacing: 0.05em; }
.process-card-title { font-size: 1.08rem; margin: 0; }
.process-card-text { font-size: 0.94rem; color: var(--gray-600); margin: 0; }
.process-card-value { margin-top: auto; border-top: 1px solid var(--gray-200); padding-top: 12px; font-size: 0.88rem; color: var(--gray-600); }
.process-card-value strong { display: block; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); margin-bottom: 4px; }

/* Equipment / inspection cards (quality page) */
.equipment-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.equipment-card { background: var(--white); border: 1px solid var(--gray-200); }
.equipment-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-bottom: 1px solid var(--gray-200); }
.equipment-body { padding: 16px 18px; }
.equipment-body h3 { font-size: 1rem; margin-bottom: 6px; }
.equipment-body p { font-size: 0.9rem; color: var(--gray-600); margin: 0; }

/* Flow band (quality page) */
.flow-band {
  background: var(--white); border: 1px solid var(--gray-200);
  padding: 28px 32px;
}
.flow-band .flow-steps { margin-bottom: 0; justify-content: center; }

/* Placeholder boxes (about page) */
.placeholder-box {
  border: 1px dashed var(--gray-200);
  background: var(--navy-soft);
  padding: 26px 28px;
  color: var(--gray-500);
}
.placeholder-box .ph-label {
  display: block; font-size: 0.74rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--gray-500);
  margin-bottom: 8px;
}
.placeholder-box p { margin: 0; font-size: 0.95rem; }

/* Bottom CTA band */
.cta-band { background: var(--navy); border-top: 3px solid var(--accent); padding: 52px 0; }
.cta-band-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.cta-band h2 { color: var(--white); font-size: 1.5rem; margin: 0 0 6px; }
.cta-band p { color: #c7d0dc; margin: 0; }
.cta-band .btn-outline { border-color: var(--white); color: var(--white); }
.cta-band .btn-outline:hover { background: var(--white); color: var(--navy); }

/* Responsive for new components */
@media (max-width: 1024px) {
  .product-detail { grid-template-columns: 1fr; gap: 28px; }
  .product-detail:nth-child(even) .product-detail-media { order: 0; }
  .process-card-grid { grid-template-columns: repeat(2, 1fr); }
  .equipment-grid { grid-template-columns: repeat(2, 1fr); }
  .spec-grid { grid-template-columns: 1fr; }
  .cta-band-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 768px) {
  .page-hero { padding: 40px 0 44px; }
}

@media (max-width: 520px) {
  .process-card-grid { grid-template-columns: 1fr; }
  .equipment-grid { grid-template-columns: 1fr; }
}

/* Section CTA (centered action below a section) */
.section-cta { text-align: center; margin-top: 36px; }
.section-cta .btn { min-width: 200px; }

/* Small utilities for page content */
.grade-tags--center { justify-content: center; }
.text-center { text-align: center; }

/* Inspection item cards (quality page) */
.inspection-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.inspection-item { border: 1px solid var(--gray-200); background: var(--white); padding: 20px 22px; }
.inspection-item h3 { font-size: 1rem; margin-bottom: 6px; }
.inspection-item p { font-size: 0.88rem; color: var(--gray-600); margin: 0; }
@media (max-width: 1024px) { .inspection-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .inspection-grid { grid-template-columns: 1fr; } }

/* Spacing utilities */
.mt-24 { margin-top: 24px; }
.mb-32 { margin-bottom: 32px; }

/* Products page — "Common Grades" label above grade tags (page-scoped) */
.products-page .grade-label {
  margin: 0 0 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
}