*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --orange: #fe4400;
  --orange-d: #d93a00;
  --dark: #1a1a1a;
  --dark2: #2e2e2e;
  --grey: #5a5a5a;
  --grey-l: #9a9a9a;
  --border: #e0dcd6;
  --bg: #f7f5f2;
  --white: #ffffff;
  --fd: 'Barlow Condensed', sans-serif;
  --fb: 'Barlow', sans-serif;
}

html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--dark); font-family: var(--fb); overflow-x: hidden; }

/* NAV */
nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 52px;
  height: 80px;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}
nav.scrolled { box-shadow: 0 2px 24px rgba(0,0,0,.08); }
.nav-logo img { height: 44px; width: auto; display: block; }
.nav-logo-text {
  font-family: var(--fd);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: .1em;
  color: var(--dark);
  text-decoration: none;
}
.nav-logo-text span { color: var(--orange); }
.nav-links { display: flex; align-items: center; gap: 40px; list-style: none; }
.nav-links a {
  font-family: var(--fb);
  font-weight: 500;
  font-size: 14px;
  color: var(--grey);
  text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--orange); }
.nav-links .cta {
  background: var(--orange);
  color: #fff !important;
  padding: 10px 24px;
  font-weight: 600;
  transition: background .2s !important;
}
.nav-links .cta:hover { background: var(--orange-d) !important; }

/* BREADCRUMB */
.breadcrumb {
  background: var(--dark);
  padding: 12px 52px;
  margin-top: 80px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.breadcrumb a, .breadcrumb span {
  font-family: var(--fd);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  text-decoration: none;
  transition: color .2s;
}
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb .sep { color: rgba(255,255,255,.2); font-size: 10px; }
.breadcrumb .current { color: var(--orange); }

/* HERO */
.prod-hero {
  position: relative;
  background: var(--dark);
  padding: 100px 52px 120px;
  overflow: hidden;
  min-height: 560px;
  display: flex;
  align-items: center;
}
.prod-hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 38%;
  height: 100%;
  background: var(--orange);
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0% 100%);
  opacity: .08;
}
.prod-hero-content { position: relative; z-index: 2; max-width: 820px; }
.s-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--fd);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 20px;
}
.s-label::before { content: ''; display: block; width: 28px; height: 2px; background: var(--orange); }
.prod-hero h1 {
  font-family: var(--fd);
  font-weight: 900;
  font-size: clamp(60px, 9vw, 130px);
  line-height: .88;
  text-transform: uppercase;
  letter-spacing: -.01em;
  color: var(--white);
  margin-bottom: 32px;
}
.prod-hero h1 em { color: var(--orange); font-style: normal; display: block; }
.prod-hero-sub {
  font-size: clamp(17px, 1.4vw, 20px);
  font-weight: 300;
  color: rgba(255,255,255,.6);
  line-height: 1.65;
  max-width: 540px;
  margin-bottom: 48px;
}
.prod-hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }

.prod-hero-illustration {
  position: absolute;
  right: 52px;
  top: 50%;
  transform: translateY(-50%);
  opacity: .12;
  pointer-events: none;
}

/* BUTTONS */
.btn-orange {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--fd); font-weight: 700; font-size: 14px;
  letter-spacing: .14em; text-transform: uppercase;
  background: var(--orange); color: #fff; padding: 16px 40px;
  text-decoration: none; transition: background .2s, transform .2s;
}
.btn-orange:hover { background: var(--orange-d); transform: translateY(-2px); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--fd); font-weight: 700; font-size: 14px;
  letter-spacing: .14em; text-transform: uppercase;
  background: transparent; color: rgba(255,255,255,.7);
  border: 1px solid rgba(255,255,255,.25); padding: 16px 40px;
  text-decoration: none; transition: border-color .2s, color .2s, transform .2s;
}
.btn-outline:hover { border-color: rgba(255,255,255,.6); color: #fff; transform: translateY(-2px); }
.btn-orange-outline {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--fd); font-weight: 700; font-size: 14px;
  letter-spacing: .14em; text-transform: uppercase;
  background: transparent; color: var(--orange);
  border: 1px solid var(--orange); padding: 16px 40px;
  text-decoration: none; transition: background .2s, color .2s, transform .2s;
}
.btn-orange-outline:hover { background: var(--orange); color: #fff; transform: translateY(-2px); }

/* SECTION */
.section { padding: 100px 52px; max-width: 1440px; margin: 0 auto; }
h2 {
  font-family: var(--fd);
  font-weight: 900;
  font-size: clamp(40px, 5vw, 68px);
  line-height: .92;
  text-transform: uppercase;
  letter-spacing: -.01em;
  color: var(--dark);
}
h3 {
  font-family: var(--fd);
  font-weight: 800;
  font-size: clamp(22px, 2vw, 30px);
  text-transform: uppercase;
  letter-spacing: .03em;
  color: var(--dark);
  margin-bottom: 12px;
}

/* INTRO */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  margin-top: 64px;
}
.intro-text p {
  font-size: 17px;
  font-weight: 300;
  color: var(--grey);
  line-height: 1.75;
  margin-bottom: 20px;
}
.intro-specs { border-top: 1px solid var(--border); padding-top: 40px; margin-top: 40px; }
.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.spec-label { font-family: var(--fd); font-size: 11px; letter-spacing: .25em; text-transform: uppercase; color: var(--grey-l); }
.spec-val { font-family: var(--fd); font-weight: 700; font-size: 17px; color: var(--dark); letter-spacing: .02em; }

/* MATERIALS */
.materials-wrap { background: var(--dark); padding: 100px 52px; }
.materials-inner { max-width: 1440px; margin: 0 auto; }
.mat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  margin-top: 56px;
}
.mat-card {
  background: #222;
  padding: 44px 36px;
  border-bottom: 3px solid transparent;
  transition: border-color .3s, background .3s;
  cursor: default;
}
.mat-card:hover { border-color: var(--orange); background: #282828; }
.mat-icon { width: 44px; height: 44px; margin-bottom: 24px; }
.mat-name { font-family: var(--fd); font-weight: 800; font-size: 22px; text-transform: uppercase; color: #fff; margin-bottom: 10px; }
.mat-desc { font-size: 14px; font-weight: 300; color: rgba(255,255,255,.45); line-height: 1.6; }

/* APPLICATIONS */
.apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 56px;
}
.app-card {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 40px 36px;
  position: relative;
  overflow: hidden;
  transition: border-color .3s;
}
.app-card:hover { border-color: var(--orange); }
.app-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 0;
  background: var(--orange);
  transition: height .4s;
}
.app-card:hover::before { height: 100%; }
.app-num {
  font-family: var(--fd);
  font-weight: 300;
  font-size: 52px;
  line-height: 1;
  color: var(--border);
  margin-bottom: 16px;
  letter-spacing: -.02em;
}
.app-title { font-family: var(--fd); font-weight: 800; font-size: 20px; text-transform: uppercase; letter-spacing: .06em; color: var(--dark); margin-bottom: 10px; }
.app-text { font-size: 14px; font-weight: 300; color: var(--grey); line-height: 1.65; }

/* PROCESS */
.process-wrap { background: var(--dark); padding: 100px 52px; }
.process-inner { max-width: 1440px; margin: 0 auto; }
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 64px;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 28px; left: 28px; right: 28px;
  height: 1px;
  background: rgba(255,255,255,.1);
}
.step { padding: 0 24px 0 0; position: relative; }
.step-num {
  width: 56px; height: 56px;
  background: var(--orange);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--fd); font-weight: 900; font-size: 20px;
  color: #fff; margin-bottom: 28px;
  position: relative; z-index: 1;
}
.step-title { font-family: var(--fd); font-weight: 800; font-size: 20px; text-transform: uppercase; color: #fff; margin-bottom: 10px; }
.step-text { font-size: 14px; font-weight: 300; color: rgba(255,255,255,.45); line-height: 1.65; }

/* CTA */
.cta-wrap { background: var(--orange); padding: 100px 52px; }
.cta-inner {
  max-width: 1440px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 60px;
}
.cta-left h2 {
  font-family: var(--fd); font-weight: 900;
  font-size: clamp(44px, 5vw, 76px); text-transform: uppercase;
  line-height: .92; color: #fff; margin-bottom: 16px;
}
.cta-left p { font-size: 18px; font-weight: 300; color: rgba(255,255,255,.75); max-width: 480px; line-height: 1.6; }
.cta-btns { display: flex; flex-direction: column; gap: 14px; flex-shrink: 0; align-items: flex-end; }
.btn-white {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--fd); font-weight: 700; font-size: 14px;
  letter-spacing: .14em; text-transform: uppercase;
  background: #fff; color: var(--orange); padding: 18px 48px;
  text-decoration: none; white-space: nowrap; transition: background .2s, transform .2s;
}
.btn-white:hover { background: rgba(255,255,255,.9); transform: translateY(-2px); }
.btn-outline-w {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--fd); font-weight: 700; font-size: 14px;
  letter-spacing: .14em; text-transform: uppercase;
  background: transparent; color: #fff;
  border: 1px solid rgba(255,255,255,.5); padding: 18px 48px;
  text-decoration: none; white-space: nowrap; transition: border-color .2s, transform .2s;
}
.btn-outline-w:hover { border-color: #fff; transform: translateY(-2px); }

/* CONTACT STRIP */
.contact-strip { background: var(--bg); border-top: 1px solid var(--border); padding: 64px 52px; }
.contact-inner {
  max-width: 1440px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
}
.contact-info { display: flex; align-items: center; gap: 56px; }
.contact-item { display: flex; flex-direction: column; gap: 4px; }
.contact-label { font-family: var(--fd); font-size: 10px; letter-spacing: .28em; text-transform: uppercase; color: var(--grey-l); }
.contact-val {
  font-family: var(--fd); font-weight: 700; font-size: 20px;
  letter-spacing: .03em; color: var(--dark); text-decoration: none; transition: color .2s;
}
.contact-val:hover { color: var(--orange); }
.social-links { display: flex; gap: 16px; align-items: center; }
.social-links a {
  font-family: var(--fd); font-weight: 700; font-size: 15px;
  color: var(--dark); text-decoration: none; transition: color .2s;
}
.social-links a:hover { color: var(--orange); }

/* FOOTER */
footer { background: var(--dark); padding: 40px 52px; }
.footer-inner {
  max-width: 1440px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
}
.footer-logo-text {
  font-family: var(--fd); font-weight: 900; font-size: 18px;
  letter-spacing: .1em; color: #fff;
}
.footer-logo-text span { color: var(--orange); }
.footer-copy { font-size: 13px; color: rgba(255,255,255,.3); }
.footer-links { display: flex; gap: 28px; list-style: none; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,.35); text-decoration: none; transition: color .2s; }
.footer-links a:hover { color: var(--orange); }

/* BACK BUTTON */
.back-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--fd); font-size: 12px; letter-spacing: .25em;
  text-transform: uppercase; color: rgba(255,255,255,.4);
  text-decoration: none; margin-bottom: 40px;
  transition: color .2s;
}
.back-link:hover { color: var(--orange); }

/* ANIMATIONS */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .1s; }
.reveal-d2 { transition-delay: .2s; }
.reveal-d3 { transition-delay: .3s; }

/* RESPONSIVE */
@media (max-width: 1100px) {
  .mat-grid { grid-template-columns: repeat(2, 1fr); }
  .apps-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .process-steps::before { display: none; }
  .intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .cta-btns { align-items: flex-start; }
}
@media (max-width: 700px) {
  nav { padding: 0 24px; }
  .nav-links { display: none; }
  .breadcrumb { padding: 12px 24px; }
  .prod-hero { padding: 60px 24px 80px; min-height: auto; }
  .prod-hero-illustration { display: none; }
  .section { padding: 72px 24px; }
  .materials-wrap, .process-wrap, .cta-wrap, .contact-strip { padding: 72px 24px; }
  .mat-grid { grid-template-columns: 1fr; }
  .apps-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .contact-inner { flex-direction: column; align-items: flex-start; }
  .contact-info { flex-direction: column; gap: 28px; }
  footer { padding: 32px 24px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 20px; }
}