/* =========================================
   TDK Petroleum — Main Stylesheet
   ========================================= */

/* ---- DESIGN TOKENS ---- */
:root {
  /* Colors */
  --steel: #1F3263;
  --steel-deep: #142147;
  --steel-darker: #0F1F2E;
  --brass: #C8932E;
  --brass-light: #D9AC55;
  --crimson: #B81E2D;
  --crimson-lifted: #D63A48;
  --sand: #EDE8DF;
  --bone: #F7F3EC;
  --slate: #1C2331;
  --ink: #0A1628;
  --muted: #8A8680;
  --line: #E2DED4;

  /* Typography */
  --font-display: 'Montserrat', system-ui, sans-serif;
  --font-body: 'Open Sans', system-ui, sans-serif;

  /* Layout */
  --container: 1280px;
  --pad-x: clamp(24px, 5vw, 60px);

  /* Effects */
  --shadow-card: 0 4px 24px rgba(10, 22, 40, 0.06);
  --shadow-lift: 0 12px 40px rgba(10, 22, 40, 0.12);

  /* Header height */
  --header-h: 96px;
  --header-h-scrolled: 72px;
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
svg { display: block; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--slate);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

/* ---- UTILITY ---- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}

.eyebrow {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--brass);
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.eyebrow.with-rule::before {
  content: '';
  width: 32px;
  height: 1px;
  background: currentColor;
  display: inline-block;
}
.eyebrow.crimson { color: var(--crimson); }
.eyebrow.muted { color: var(--muted); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  letter-spacing: -0.5px;
  line-height: 1.15;
}

h2.section-heading {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  margin-top: 18px;
  margin-bottom: 24px;
  max-width: 800px;
}

p { font-size: clamp(15px, 1.1vw, 17px); line-height: 1.7; }

/* ---- HEADER ---- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease;
  padding: 18px 0;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.header-logo { flex-shrink: 0; display: block; position: relative; line-height: 0; }
.header-logo img {
  height: 78px;
  width: auto;
  display: block;
  transition: opacity 0.3s ease;
}
.header-logo .logo-color {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  pointer-events: none;
}
.site-header.scrolled .header-logo .logo-white { opacity: 0; }
.site-header.scrolled .header-logo .logo-color { opacity: 1; }

.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.92);
  transition: color 0.2s;
  position: relative;
  padding: 4px 0;
}
.main-nav a:hover { color: var(--brass-light); }
.main-nav a.active { color: var(--brass); }
.site-header.scrolled .main-nav a { color: var(--slate); }
.site-header.scrolled .main-nav a:hover { color: var(--crimson); }
.site-header.scrolled .main-nav a.active { color: var(--crimson); }

.header-right { display: flex; align-items: center; gap: 16px; }
.lang-switch {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
}
.lang-switch a { padding: 0 6px; }
.lang-switch a.active { color: var(--brass); }
.lang-switch .sep { opacity: 0.4; }
.site-header.scrolled .lang-switch { color: var(--slate); }
.site-header.scrolled .lang-switch a.active { color: var(--crimson); }

.cta-quote {
  background: var(--brass);
  color: var(--ink);
  padding: 13px 22px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: background 0.2s, transform 0.2s;
  display: inline-block;
}
.cta-quote:hover { background: var(--brass-light); transform: translateY(-1px); }

.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  color: #fff;
}
.menu-toggle svg { width: 24px; height: 24px; }
.site-header.scrolled .menu-toggle { color: var(--slate); }

/* ---- BUTTONS ---- */
.btn {
  display: inline-block;
  padding: 16px 32px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: transform 0.2s, background 0.2s, color 0.2s;
  border: none;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--crimson); color: #fff; }
.btn-primary:hover { background: var(--crimson-lifted); }
.btn-secondary {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
}
.btn-secondary:hover { border-color: var(--brass); color: var(--brass); }
.btn-dark { background: var(--steel); color: #fff; }
.btn-dark:hover { background: var(--steel-deep); }

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 720px;
  display: flex;
  align-items: center;
  color: #fff;
  overflow: hidden;
  padding: 140px 0 100px;
  background: var(--steel-deep);
  border-bottom: 6px solid var(--brass);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
/* PLACEHOLDER: gradient if no image */
.hero-bg.placeholder {
  background:
    linear-gradient(105deg, #1F3263 0%, #2a4581 45%, #B81E2D 100%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1400 800'%3E%3Cdefs%3E%3CradialGradient id='g' cx='75%25' cy='30%25'%3E%3Cstop offset='0' stop-color='%23E8B85A' stop-opacity='0.45'/%3E%3Cstop offset='1' stop-color='%23E8B85A' stop-opacity='0'/%3E%3C/radialGradient%3E%3C/defs%3E%3Crect width='1400' height='800' fill='url(%23g)'/%3E%3Cg opacity='0.15' fill='%23000'%3E%3Crect x='200' y='560' width='200' height='240'/%3E%3Crect x='420' y='500' width='40' height='300'/%3E%3Crect x='480' y='440' width='80' height='360'/%3E%3Crect x='580' y='520' width='140' height='280'/%3E%3Crect x='760' y='460' width='60' height='340'/%3E%3Crect x='840' y='540' width='180' height='260'/%3E%3Crect x='1060' y='500' width='280' height='300'/%3E%3Crect x='300' y='450' width='12' height='110'/%3E%3Crect x='540' y='370' width='12' height='70'/%3E%3Crect x='800' y='390' width='12' height='70'/%3E%3Crect x='1150' y='420' width='12' height='80'/%3E%3C/g%3E%3C/svg%3E");
  background-size: cover;
  background-position: center;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(10, 22, 40, 0.78) 0%, rgba(15, 31, 46, 0.55) 50%, rgba(15, 31, 46, 0.35) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
}
.hero h1 {
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -1.5px;
  margin-top: 22px;
  margin-bottom: 24px;
  max-width: 820px;
  color: #fff;
}
.hero-sub {
  font-size: clamp(16px, 1.4vw, 19px);
  color: rgba(255, 255, 255, 0.82);
  max-width: 620px;
  margin-bottom: 40px;
  line-height: 1.65;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---- STATS STRIP ---- */
.stats {
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat {
  padding: 40px 24px;
  text-align: center;
  border-right: 1px solid var(--line);
}
.stat:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(34px, 4vw, 48px);
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -1px;
  margin-bottom: 6px;
}
.stat-label {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---- SECTION BASE ---- */
.section {
  padding: clamp(60px, 8vw, 100px) 0;
}
.section.bg-sand { background: var(--sand); }
.section.bg-bone { background: var(--bone); }
.section.bg-dark { background: var(--steel-deep); color: #fff; }
.section.bg-dark h2, .section.bg-dark h3 { color: #fff; }
.section.bg-dark p { color: rgba(255, 255, 255, 0.78); }
.section-intro {
  max-width: 760px;
  margin-bottom: 48px;
}
.section-intro p {
  font-size: clamp(15px, 1.15vw, 17px);
  color: var(--slate);
}
.section.bg-dark .section-intro p { color: rgba(255, 255, 255, 0.78); }

/* ---- PRODUCT GRID ---- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.product-image {
  height: 240px;
  background-size: cover;
  background-position: center;
  background-color: var(--steel);
  position: relative;
}
.product-image.placeholder {
  background: linear-gradient(135deg, var(--steel) 0%, var(--steel-deep) 100%);
  display: flex; align-items: center; justify-content: center;
}
.product-image.placeholder::after {
  content: 'PLACEHOLDER';
  color: rgba(255, 255, 255, 0.18);
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 3px;
}
.product-body {
  padding: 28px 28px 32px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.product-num {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  color: var(--brass);
  margin-bottom: 8px;
}
.product-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}
.product-card p {
  color: var(--slate);
  font-size: 14.5px;
  line-height: 1.65;
  flex: 1;
}
.product-link {
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--crimson);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.product-link::after { content: '→'; transition: transform 0.2s; }
.product-link:hover::after { transform: translateX(4px); }

/* ---- SPLIT BLOCK (Patrai-style) ---- */
.split-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 520px;
  background: var(--sand);
}
.split-block.reverse .split-image { order: 2; }
.split-image {
  background-size: cover;
  background-position: center;
  background-color: var(--steel);
  min-height: 320px;
  position: relative;
}
.split-image.placeholder {
  background:
    linear-gradient(135deg, rgba(31, 50, 99, 0.92) 0%, rgba(15, 31, 46, 0.96) 100%),
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 24px,
      rgba(255, 255, 255, 0.03) 24px,
      rgba(255, 255, 255, 0.03) 48px
    );
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.split-image.placeholder::before {
  content: '';
  position: absolute;
  inset: 32px;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  pointer-events: none;
}
.split-image.placeholder::after {
  content: attr(data-label) ' · PHOTO COMING SOON';
  color: rgba(255, 255, 255, 0.45);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  text-align: center;
  padding: 0 32px;
  text-transform: uppercase;
}
.split-content {
  padding: clamp(40px, 6vw, 80px) clamp(32px, 5vw, 60px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.split-content h2 {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 800;
  margin: 18px 0 22px;
  color: var(--ink);
}
.split-content p { margin-bottom: 16px; color: var(--slate); }
.split-content ul {
  list-style: none;
  margin-top: 20px;
}
.split-content ul li {
  padding: 14px 0 14px 32px;
  position: relative;
  font-size: 14.5px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}
.split-content ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 22px;
  width: 18px; height: 1px;
  background: var(--brass);
}
.split-content ul li strong {
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
}

/* ---- WHY US (3-feature block) ---- */
.why-us-grid {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 64px;
  align-items: start;
}
.why-us-features {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.feature {
  padding: 28px;
  background: rgba(255, 255, 255, 0.04);
  border-left: 3px solid var(--brass);
  transition: background 0.3s;
}
.section.bg-dark .feature { background: rgba(255, 255, 255, 0.04); }
.feature:hover { background: rgba(200, 147, 46, 0.08); }
.feature h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: #fff;
}
.feature p {
  font-size: 14.5px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.65;
  margin: 0;
}
.section.bg-dark .why-us-intro p { color: rgba(255, 255, 255, 0.85); }

/* ---- PROCESS STEPS ---- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.process-step {
  padding: 40px 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  position: relative;
}
.process-step:last-child { border-right: none; }
.process-num {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 800;
  color: var(--brass);
  line-height: 1;
  margin-bottom: 16px;
  letter-spacing: -2px;
}
.process-step h3 {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}
.process-step p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.65;
  margin: 0;
}

/* ---- CLOSING CTA BAND ---- */
.cta-band {
  background: var(--ink);
  color: #fff;
  padding: 80px 0;
  text-align: center;
}
.cta-band h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: #fff;
  margin: 16px auto 18px;
  max-width: 700px;
}
.cta-band p {
  color: rgba(255, 255, 255, 0.78);
  max-width: 580px;
  margin: 0 auto 36px;
}
.cta-band .hero-ctas { justify-content: center; }

/* ---- FOOTER ---- */
.site-footer {
  background: var(--steel-deep);
  color: rgba(255, 255, 255, 0.85);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1.6fr;
  gap: 56px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.footer-brand img { height: 72px; margin-bottom: 22px; }
.footer-brand p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.7;
  max-width: 320px;
}
.footer-col h4 {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; font-size: 14.5px; }
.footer-col ul li a {
  color: rgba(255, 255, 255, 0.88);
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--brass-light); }
.footer-col address {
  font-style: normal;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 18px;
}
.footer-col address strong {
  color: #fff;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
}
.footer-col address a,
.footer-col .footer-email {
  color: rgba(255, 255, 255, 0.88);
  font-size: 14.5px;
  line-height: 1.7;
  transition: color 0.2s;
}
.footer-col address a:hover,
.footer-col .footer-email:hover {
  color: var(--brass-light);
}
.footer-email {
  display: inline-block;
  margin-top: 8px;
}
.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a:hover { color: var(--brass-light); }

/* ---- MOBILE BOTTOM BAR ---- */
.mobile-bar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--ink);
  z-index: 99;
  padding: 10px 16px;
  box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.25);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.mobile-bar-inner {
  display: flex; align-items: center; gap: 12px;
  justify-content: space-between;
}
.mobile-bar .lang-switch { color: rgba(255, 255, 255, 0.85); }
.mobile-bar .cta-quote { padding: 11px 18px; font-size: 11px; flex: 1; text-align: center; }

/* ---- SCROLL REVEAL ---- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---- MOBILE NAV ---- */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: var(--ink);
  padding: 100px 32px 32px;
  z-index: 95;
  transform: translateY(-100%);
  transition: transform 0.4s ease;
  min-height: 100vh;
}
.mobile-menu.open { transform: translateY(0); }
.mobile-menu nav { display: flex; flex-direction: column; gap: 24px; }
.mobile-menu nav a {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.3px;
}
.mobile-menu nav a:hover { color: var(--brass); }

/* ---- SUBHERO (lichter, korter — voor binnen-pagina's) ---- */
.hero.subhero { min-height: 480px; padding: 140px 0 80px; }
.hero.subhero h1 { font-size: clamp(32px, 4.5vw, 52px); }

/* ---- TWO-COLUMN INTRO ---- */
.two-col {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: 64px;
}
.two-col-left h2.section-heading { margin-bottom: 0; }
.two-col-right p { margin-bottom: 18px; }
.two-col-right p:last-child { margin-bottom: 0; }

/* ---- VALUES GRID ---- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.value-card {
  background: #fff;
  padding: 36px 32px;
  border-radius: 4px;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s, box-shadow 0.3s;
  position: relative;
}
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.value-num {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--brass);
  margin-bottom: 14px;
}
.value-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 14px;
}
.value-card p {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--slate);
  margin: 0;
}

/* ---- FOOTPRINT GRID ---- */
.footprint-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footprint-card {
  padding: 36px 32px;
  background: rgba(255, 255, 255, 0.04);
  border-top: 3px solid var(--brass);
  transition: background 0.3s;
}
.footprint-card:hover { background: rgba(200, 147, 46, 0.08); }
.footprint-tag {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 16px;
}
.footprint-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
}
.footprint-card p {
  font-size: 14.5px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.7;
  margin: 0;
}

/* ============================================
   PAGE: SERVICES
   ============================================ */

.toc-strip {
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
}
.toc-strip ul {
  list-style: none;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px 22px;
  align-items: center;
  font-size: 12.5px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.toc-strip ul::-webkit-scrollbar { display: none; }
.toc-strip ul li {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}
.toc-strip ul li a {
  color: var(--slate);
  transition: color 0.2s;
}
.toc-strip ul li a:hover { color: var(--crimson); }
.toc-strip ul li.toc-label {
  color: var(--brass);
  font-size: 11px;
  letter-spacing: 2.5px;
}

.product-section {
  padding: clamp(60px, 8vw, 100px) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 110px;
}
.product-section:nth-child(even) { background: var(--bone); }
.product-detail {
  display: grid;
  grid-template-columns: 5fr 4fr;
  gap: 64px;
  align-items: start;
}
.product-detail-left .eyebrow { color: var(--brass); }
.product-detail-left h2.section-heading {
  font-size: clamp(32px, 4vw, 44px);
  margin-bottom: 28px;
}
.product-detail-left p {
  font-size: 16px;
  color: var(--slate);
  margin-bottom: 16px;
}

.specs-table {
  background: var(--ink);
  color: #fff;
  padding: 36px 32px;
  border-radius: 4px;
}
.specs-table h4 {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 24px;
}
.specs-table dl {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 14px 20px;
}
.specs-table dt {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  align-self: center;
}
.specs-table dd {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.55;
}

/* Logistics two-path block */
.path-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}
.path-card {
  background: #fff;
  padding: 36px 32px;
  border-radius: 4px;
  border-top: 4px solid var(--steel);
  box-shadow: var(--shadow-card);
}
.path-card:nth-child(2) { border-top-color: var(--crimson); }
.path-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--ink);
}
.path-card p {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--slate);
  margin: 0;
}

/* Contract list */
.contract-list {
  list-style: none;
  margin-top: 28px;
}
.contract-list li {
  padding: 18px 0 18px 36px;
  position: relative;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  color: var(--slate);
  line-height: 1.6;
}
.contract-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 26px;
  width: 22px; height: 1px;
  background: var(--brass);
}
.contract-list li strong {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink);
  display: inline-block;
  min-width: 200px;
}

/* ============================================
   PAGE: FAQ
   ============================================ */

.faq-list {
  max-width: 900px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-question {
  width: 100%;
  text-align: left;
  padding: 28px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  transition: color 0.2s;
}
.faq-question:hover { color: var(--crimson); }
.faq-question .faq-icon {
  width: 28px; height: 28px;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--bone);
  border-radius: 50%;
  transition: background 0.2s, transform 0.3s;
  color: var(--steel);
  font-size: 16px;
  font-weight: 700;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--crimson);
  color: #fff;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}
.faq-item.open .faq-answer { max-height: 600px; }
.faq-answer-inner {
  padding: 0 0 28px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate);
  max-width: 760px;
}

/* ============================================
   PAGE: CONTACT
   ============================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 56px;
  align-items: start;
}
.contact-form-card {
  background: #fff;
  padding: 44px 40px;
  border-radius: 4px;
  box-shadow: var(--shadow-card);
}
.contact-form-card h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--ink);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-field { margin-bottom: 16px; }
.form-field label {
  display: block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 8px;
}
.form-field label .req { color: var(--crimson); }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 13px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fff;
  color: var(--slate);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--steel);
  box-shadow: 0 0 0 3px rgba(31, 50, 99, 0.1);
}
.form-field textarea { min-height: 140px; resize: vertical; }
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 18px 0;
  font-size: 14px;
  color: var(--slate);
  cursor: pointer;
}
.form-checkbox input { margin-top: 3px; }
.form-submit {
  width: 100%;
  padding: 18px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: var(--crimson);
  color: #fff;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.form-submit:hover { background: var(--crimson-lifted); transform: translateY(-1px); }
.form-note {
  margin-top: 14px;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}
.form-note a { color: var(--steel); text-decoration: underline; }

/* ---- CONTACT NOTICE (success/error) ---- */
.contact-notice {
  border-radius: 4px;
  padding: 28px 32px;
  margin-bottom: 28px;
  position: relative;
  animation: slide-down 0.4s ease;
}
.contact-notice.success {
  background: linear-gradient(135deg, var(--steel) 0%, var(--steel-deep) 100%);
  color: #fff;
  border-left: 4px solid var(--brass);
}
.contact-notice.error {
  background: rgba(184, 30, 45, 0.08);
  border-left: 4px solid var(--crimson);
}
.contact-notice h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.2px;
}
.contact-notice.success h3 { color: #fff; }
.contact-notice.success h3::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--brass);
  margin-right: 12px;
  vertical-align: middle;
  border-radius: 50%;
}
.contact-notice.error h3 { color: var(--crimson); }
.contact-notice p {
  font-size: 14.5px;
  margin: 0;
  line-height: 1.65;
}
.contact-notice.success p { color: rgba(255, 255, 255, 0.85); }
.contact-notice.error p { color: var(--slate); }
.contact-notice-close {
  position: absolute;
  top: 18px; right: 18px;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px 8px;
  transition: opacity 0.2s;
}
.contact-notice.success .contact-notice-close { color: rgba(255, 255, 255, 0.6); }
.contact-notice.success .contact-notice-close:hover { color: #fff; opacity: 1; }
.contact-notice.error .contact-notice-close { color: var(--muted); }
.contact-notice.error .contact-notice-close:hover { color: var(--ink); }
@keyframes slide-down {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.contact-side {
  background: var(--ink);
  color: #fff;
  padding: 44px 36px;
  border-radius: 4px;
}
.contact-side h3 {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 24px;
}
.contact-side .office-block {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.contact-side .office-block:last-of-type { border-bottom: none; padding-bottom: 0; margin-bottom: 0; }
.contact-side .office-block h4 {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.contact-side .office-block address {
  font-style: normal;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
}
.contact-side .office-block address a {
  color: rgba(255, 255, 255, 0.92);
  transition: color 0.2s;
}
.contact-side .office-block address a:hover { color: var(--brass-light); }
.contact-hours {
  margin-top: 16px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.65;
}

/* ============================================
   RESPONSIVE TWEAKS for new components
   ============================================ */
@media (max-width: 1024px) {
  .two-col { grid-template-columns: 1fr; gap: 32px; }
  .product-detail { grid-template-columns: 1fr; gap: 40px; }
  .footprint-grid { grid-template-columns: 1fr; gap: 16px; }
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 768px) {
  .values-grid { grid-template-columns: 1fr; }
  .path-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .specs-table dl { grid-template-columns: 1fr; gap: 6px; }
  .specs-table dt { margin-top: 12px; }
  .contract-list li strong { display: block; margin-bottom: 4px; }
}
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .why-us-grid { grid-template-columns: 1fr; gap: 36px; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-step:nth-child(2) { border-right: none; }
  .process-step:nth-child(-n+2) { border-bottom: 1px solid rgba(255, 255, 255, 0.12); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: span 2; }
}

@media (max-width: 768px) {
  body { padding-bottom: 64px; } /* room for mobile bar */

  .main-nav, .header-right .cta-quote, .header-right .lang-switch { display: none; }
  .menu-toggle { display: inline-flex; }
  .mobile-bar { display: block; }

  .site-header,
  .site-header.scrolled {
    padding: 14px 0;
    background: rgba(15, 31, 46, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: none;
  }
  .header-logo img { height: 56px; }
  /* On mobile keep white logo & nav colors always */
  .site-header.scrolled .header-logo .logo-white { opacity: 1; }
  .site-header.scrolled .header-logo .logo-color { opacity: 0; }
  .site-header.scrolled .main-nav a,
  .site-header.scrolled .lang-switch,
  .site-header.scrolled .menu-toggle { color: rgba(255, 255, 255, 0.92); }

  .hero { min-height: 600px; padding: 120px 0 80px; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 28px 16px; border-bottom: 1px solid var(--line); }
  .stat:nth-child(odd) { border-right: 1px solid var(--line); }
  .stat:nth-child(even) { border-right: none; }
  .stat:nth-child(n+3) { border-bottom: none; }

  .product-grid { grid-template-columns: 1fr; }
  .split-block { grid-template-columns: 1fr; }
  .split-block.reverse .split-image { order: 0; }

  .process-grid { grid-template-columns: 1fr; }
  .process-step { border-right: none; border-bottom: 1px solid rgba(255, 255, 255, 0.12); }
  .process-step:last-child { border-bottom: none; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: span 1; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ---- LEGAL PAGES (privacy, terms) ---- */
body.legal { padding-top: 0; }
.legal-hero {
  background: linear-gradient(135deg, var(--steel-deep) 0%, var(--steel) 100%);
  color: #fff;
  padding: 140px 0 50px;
  margin-bottom: 0;
  border-bottom: 4px solid var(--brass);
  position: relative;
}
.legal-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 120px;
  background: linear-gradient(180deg, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0) 100%);
  pointer-events: none;
}
.legal-hero .container { position: relative; z-index: 1; }
.legal-hero .eyebrow {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.legal-hero .eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--brass);
}
.legal-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.5vw, 44px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin: 0;
  line-height: 1.1;
  color: #fff;
}
.legal-hero .updated {
  margin-top: 18px;
  font-size: 12.5px;
  font-family: var(--font-display);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
}
.legal-page {
  padding: 56px 0 80px;
  max-width: 820px;
  margin: 0 auto;
}
.legal-page h2 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin-top: 36px;
  margin-bottom: 14px;
}
.legal-page p,
.legal-page li {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--slate);
  margin-bottom: 14px;
}
.legal-page ul { padding-left: 22px; margin-bottom: 16px; }
.legal-page strong { color: var(--ink); }
.legal-page a { color: var(--steel); text-decoration: underline; }
.legal-page a:hover { color: var(--crimson); }
@media (max-width: 768px) {
  .legal-hero { padding: 110px 0 36px; }
}