/* =============================================
   TIER8 HOMEPAGE — INDUSTRIAL PREMIUM
   Inspired by StyleMix Industrial Equipment demo
   Palette: Deep charcoal, white, amber/gold
   ============================================= */

:root {
  --black: #08090a;
  --charcoal: #141618;
  --dark: #1c1e22;
  --dark-surface: #22252a;
  --mid-dark: #2e3238;
  --steel: #5a6068;
  --mid-steel: #8a9098;
  --silver: #b8bcc2;
  --light: #e8eaed;
  --off-white: #f4f5f6;
  --white: #ffffff;
  --accent: #d4871c;
  --accent-light: #e89e3a;
  --accent-dark: #b87216;
  --accent-glow: rgba(212, 135, 28, 0.15);
  --accent-subtle: rgba(212, 135, 28, 0.06);
  --green: #2d8a54;

  --font: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', 'Consolas', monospace;

  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  color: var(--charcoal);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color 0.3s var(--ease); }

.container { max-width: 1220px; margin: 0 auto; padding: 0 2rem; }
.container--wide { max-width: 1400px; margin: 0 auto; padding: 0 2rem; }

/* =============================================
   TOP BAR
   ============================================= */
.top-bar {
  background: var(--charcoal);
  color: var(--silver);
  font-size: 0.8rem;
  padding: 0.5rem 0;
  position: relative;
  z-index: 1001;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.top-bar a { color: var(--silver); }
.top-bar a:hover { color: var(--accent-light); }
.top-bar__left { display: flex; gap: 2rem; align-items: center; }
.top-bar__right { display: flex; gap: 1.5rem; align-items: center; }
.top-bar__label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
}
.top-bar__value {
  color: var(--white);
  font-weight: 600;
}

/* =============================================
   NAVIGATION
   ============================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--light);
  transition: box-shadow 0.4s var(--ease), background 0.4s var(--ease);
}
.nav.scrolled {
  box-shadow: 0 4px 30px rgba(0,0,0,0.08);
}
.nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.nav__logo-icon {
  width: 64px;
  height: 64px;
}
.nav__logo-text {
  font-weight: 400;
  font-size: 1.4rem;
  letter-spacing: 0.05em;
  color: var(--charcoal);
}
.nav__links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
  list-style: none;
}
.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--charcoal);
  position: relative;
  padding: 0.25rem 0;
}
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s var(--ease-out);
}
.nav__links a:hover::after { width: 100%; }
.nav__links a:hover { color: var(--accent); }
.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent);
  color: var(--white);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.75rem 1.75rem;
  border-radius: 4px;
  transition: all 0.3s var(--ease);
  letter-spacing: 0.02em;
}
.nav__cta:hover {
  background: var(--accent-dark);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(212, 135, 28, 0.3);
}

/* Mobile nav toggle */
.nav__toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav__toggle span { display: block; width: 24px; height: 2px; background: var(--charcoal); margin: 5px 0; transition: all 0.3s var(--ease); }

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  position: relative;
  background: var(--charcoal);
  color: var(--white);
  overflow: hidden;
  min-height: 85vh;
  display: flex;
  align-items: center;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(212, 135, 28, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(212, 135, 28, 0.04) 0%, transparent 50%);
  z-index: 1;
}
.hero__grid-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image:
    linear-gradient(rgba(255,255,255,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.5) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero__dots {
  position: absolute;
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
  width: 300px;
  height: 300px;
  opacity: 0.06;
  background-image: radial-gradient(circle, var(--white) 1px, transparent 1px);
  background-size: 20px 20px;
}
.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding-top: 4rem;
  padding-bottom: 4rem;
}
.hero__content { animation: heroFadeUp 0.8s var(--ease-out) both; }
.hero__label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.hero__label::before {
  content: '';
  width: 2.5rem;
  height: 1px;
  background: var(--accent);
}
.hero__title {
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: var(--off-white);
}
.hero__title span {
  display: block;
}
.hero__title .accent {
  color: var(--accent);
}
.hero__subtitle {
  font-size: 1.05rem;
  color: var(--silver);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 480px;
  font-weight: 300;
}
.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.9rem 2rem;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  letter-spacing: 0.02em;
}
.btn--primary {
  background: var(--accent);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(212, 135, 28, 0.35);
}
.btn--outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.25);
}
.btn--outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.05);
}
.btn__arrow {
  transition: transform 0.3s var(--ease);
}
.btn:hover .btn__arrow { transform: translateX(4px); }

.hero__images {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: heroFadeUp 0.8s var(--ease-out) 0.2s both;
}
.hero__img-main {
  width: 85%;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.4);
  position: relative;
  z-index: 2;
}
.hero__img-main img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}
.hero__img-float {
  position: absolute;
  bottom: -30px;
  left: -30px;
  width: 180px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  z-index: 3;
  border: 3px solid var(--dark);
}
.hero__img-float img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  object-position: center;
}
.hero__badge {
  position: absolute;
  top: -15px;
  right: -15px;
  z-index: 4;
  background: var(--accent);
  color: var(--white);
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: 0 8px 30px rgba(212, 135, 28, 0.4);
}
.hero__badge-label {
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.hero__badge-text {
  font-weight: 600;
  font-size: 0.75rem;
  line-height: 1.1;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =============================================
   TRUST BAR
   ============================================= */
.trust-bar {
  background: var(--off-white);
  border-bottom: 1px solid var(--light);
  padding: 2.5rem 0;
}
.trust-bar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
}
.trust-item__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--white);
  border: 1px solid var(--light);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.trust-item__icon svg { width: 22px; height: 22px; color: var(--accent); }
.trust-item__label {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 0.15rem;
}
.trust-item__value {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--charcoal);
  line-height: 1.3;
}

/* =============================================
   SECTION UTILITIES
   ============================================= */
.section { padding: 6rem 0; }
.section--dark { background: var(--charcoal); color: var(--white); }
.section--grey { background: var(--off-white); }

.section-header { margin-bottom: 3.5rem; }
.section-header--center { text-align: center; }
.section-header--center .section-label { justify-content: center; }
.section-header--center .section-label::before { display: none; }

.section-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.section-label::before {
  content: '';
  width: 2rem;
  height: 1px;
  background: var(--accent);
}
.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--steel);
  margin-top: 1rem;
  max-width: 560px;
  font-weight: 300;
  line-height: 1.7;
}
.section-header--center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}
.section--dark .section-subtitle { color: var(--mid-steel); }

/* =============================================
   ABOUT / INTRO
   ============================================= */
.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.about__images {
  position: relative;
}
.about__img-primary {
  width: 90%;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.12);
}
.about__img-primary img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}
.about__img-secondary {
  position: absolute;
  bottom: -30px;
  right: -20px;
  width: 200px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0,0,0,0.15);
  border: 4px solid var(--white);
}
.about__img-secondary img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}
.about__stat {
  position: absolute;
  top: -20px;
  right: 20px;
  background: var(--accent);
  color: var(--white);
  padding: 1.25rem 1.5rem;
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(212, 135, 28, 0.3);
}
.about__stat-number {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}
.about__stat-label {
  font-size: 0.7rem;
  font-family: var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.9;
}
.about__text p {
  color: var(--steel);
  margin-bottom: 1.25rem;
  font-weight: 300;
}
.about__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}
.about__feature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 500;
  font-size: 0.9rem;
}
.about__feature-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.about__feature-check svg { width: 12px; height: 12px; color: var(--accent); }

/* =============================================
   PRODUCTS GRID
   ============================================= */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.product-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  background: var(--dark-surface);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease);
  cursor: pointer;
  group: true;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.product-card__image {
  height: 280px;
  overflow: hidden;
}
.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}
.product-card:hover .product-card__image img {
  transform: scale(1.06);
}
.product-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8,9,10,0.95) 0%, rgba(8,9,10,0.3) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  transition: background 0.4s var(--ease);
}
.product-card:hover .product-card__overlay {
  background: linear-gradient(to top, rgba(8,9,10,0.98) 0%, rgba(8,9,10,0.5) 50%, rgba(8,9,10,0.2) 100%);
}
.product-card__tag {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.product-card__title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.product-card__desc {
  font-size: 0.85rem;
  color: var(--silver);
  font-weight: 300;
  line-height: 1.5;
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.4s var(--ease-out);
}
.product-card:hover .product-card__desc {
  opacity: 1;
  transform: translateY(0);
}
.product-card__link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.4s var(--ease-out) 0.05s;
}
.product-card:hover .product-card__link {
  opacity: 1;
  transform: translateY(0);
}
.product-card__link svg {
  width: 14px;
  height: 14px;
  transition: transform 0.3s var(--ease);
}
.product-card__link:hover svg { transform: translateX(4px); }

/* =============================================
   HOW WE WORK / PROCESS
   ============================================= */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 1rem;
}
.process-step {
  position: relative;
  text-align: center;
  padding: 2rem 1.5rem;
}
.process-step::after { display: none; }
.process-step__number {
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--accent);
  opacity: 0.15;
  line-height: 1;
  margin-bottom: 1rem;
  font-family: var(--mono);
}
.process-step__icon {
  width: 56px;
  height: 56px;
  background: var(--accent-glow);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}
.process-step__icon svg { width: 24px; height: 24px; color: var(--accent); }
.process-step__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.process-step__desc {
  font-size: 0.85rem;
  color: var(--mid-steel);
  font-weight: 300;
  line-height: 1.6;
}

/* =============================================
   HERO PRODUCT (HSJB SPOTLIGHT)
   ============================================= */
.spotlight {
  position: relative;
  overflow: hidden;
}
.spotlight .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.spotlight__image {
  position: relative;
}
.spotlight__img-wrap {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.3);
}
.spotlight__img-wrap img {
  width: 100%;
  height: 450px;
  object-fit: cover;
}
.spotlight__bre-badge {
  position: absolute;
  bottom: -15px;
  left: -15px;
  background: var(--white);
  padding: 1rem 1.5rem;
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.spotlight__bre-icon {
  width: 40px;
  height: 40px;
  background: var(--green);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.spotlight__bre-icon svg { width: 20px; height: 20px; color: var(--white); }
.spotlight__bre-text {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--charcoal);
}
.spotlight__bre-sub {
  font-size: 0.7rem;
  color: var(--steel);
}
.spotlight__content .section-title { color: var(--white); }
.spotlight__features {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.spotlight__feature {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: rgba(255,255,255,0.04);
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.06);
  transition: all 0.3s var(--ease);
}
.spotlight__feature:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(212, 135, 28, 0.2);
}
.spotlight__feature-icon {
  width: 36px;
  height: 36px;
  background: var(--accent-glow);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.spotlight__feature-icon svg { width: 16px; height: 16px; color: var(--accent); }
.spotlight__feature-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--white);
  margin-bottom: 0.2rem;
}
.spotlight__feature-desc {
  font-size: 0.8rem;
  color: var(--mid-steel);
  font-weight: 300;
}

/* =============================================
   CAPABILITIES
   ============================================= */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.capability-card {
  background: var(--white);
  border: 1px solid var(--light);
  border-radius: 8px;
  padding: 2.5rem 2rem;
  transition: all 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}
.capability-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}
.capability-card:hover::before { transform: scaleX(1); }
.capability-card:hover {
  box-shadow: 0 16px 48px rgba(0,0,0,0.08);
  transform: translateY(-4px);
  border-color: transparent;
}
.capability-card__icon {
  width: 48px;
  height: 48px;
  background: var(--accent-subtle);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: background 0.3s var(--ease);
}
.capability-card:hover .capability-card__icon {
  background: var(--accent-glow);
}
.capability-card__icon svg { width: 22px; height: 22px; color: var(--accent); }
.capability-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--charcoal);
}
.capability-card__desc {
  font-size: 0.85rem;
  color: var(--steel);
  font-weight: 300;
  line-height: 1.65;
}

/* =============================================
   QUALITY / ISO BANNER
   ============================================= */
.quality-banner {
  background: linear-gradient(135deg, var(--charcoal) 0%, #1a1d22 100%);
  color: var(--white);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}
.quality-banner::before {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  width: 50%;
  height: 100%;
  background:
    radial-gradient(ellipse at 80% 50%, rgba(212, 135, 28, 0.06) 0%, transparent 60%);
}
.quality-banner .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}
.quality-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.quality-stat {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 1.75rem;
  text-align: center;
  transition: all 0.3s var(--ease);
}
.quality-stat:hover {
  border-color: rgba(212, 135, 28, 0.2);
  background: rgba(255,255,255,0.06);
}
.quality-stat__icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.quality-stat__icon svg { width: 28px; height: 28px; color: var(--accent); }
.quality-stat__value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.25rem;
}
.quality-stat__label {
  font-size: 0.75rem;
  color: var(--mid-steel);
  font-weight: 300;
}

/* =============================================
   CTA BANNER
   ============================================= */
.cta-banner {
  background: var(--accent);
  color: var(--white);
  padding: 4.5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 50%, rgba(0,0,0,0.1) 0%, transparent 50%);
}
.cta-banner .container { position: relative; z-index: 1; }
.cta-banner__title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}
.cta-banner__text {
  font-size: 1rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  font-weight: 300;
}
.btn--white {
  background: var(--white);
  color: var(--accent-dark);
  font-weight: 700;
}
.btn--white:hover {
  background: var(--off-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--black);
  color: var(--silver);
  padding: 4rem 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer__brand-desc {
  font-size: 0.85rem;
  color: var(--steel);
  line-height: 1.7;
  margin-top: 1rem;
  font-weight: 300;
}
.footer__heading {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--white);
  margin-bottom: 1.25rem;
  letter-spacing: 0.03em;
}
.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.footer__links a {
  font-size: 0.85rem;
  color: var(--steel);
  font-weight: 300;
  transition: color 0.2s var(--ease);
}
.footer__links a:hover { color: var(--accent-light); }
.footer__contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
  color: var(--steel);
}
.footer__contact-item svg { width: 16px; height: 16px; color: var(--accent); flex-shrink: 0; }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  font-size: 0.75rem;
  color: var(--steel);
}
.footer__iso {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.footer__iso-dot {
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* =============================================
   SCROLL ANIMATIONS
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.35s; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
  .hero__subtitle { margin: 0 auto 2.5rem; }
  .hero__actions { justify-content: center; }
  .hero__images { max-width: 500px; margin: 0 auto; }
  .hero__label { justify-content: center; }
  .hero__label::before { display: none; }

  .about .container { grid-template-columns: 1fr; gap: 3rem; }
  .spotlight .container { grid-template-columns: 1fr; gap: 3rem; }
  .quality-banner .container { grid-template-columns: 1fr; gap: 3rem; }

  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .capabilities-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-step::after { display: none; }
}

@media (max-width: 768px) {
  .top-bar { display: none; }
  .nav .container { height: 64px; }
  .nav__links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--charcoal);
    border-top: 1px solid var(--mid-dark);
    flex-direction: column;
    padding: 1rem 0;
    z-index: 999;
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  }
  .nav__links.open {
    display: flex;
  }
  .nav__links li { width: 100%; }
  .nav__links a {
    display: block;
    padding: 0.85rem 2rem !important;
    color: var(--off-white) !important;
    font-size: 1rem;
    border-bottom: 1px solid var(--mid-dark);
  }
  .nav__links a:hover,
  .nav__links a.active {
    color: var(--accent) !important;
    background: var(--dark-surface);
  }
  .nav__toggle { display: block; }
  .nav__toggle span { background: var(--charcoal); }
  .nav__cta { display: none; }

  .hero { min-height: auto; padding: 3rem 0; }
  .hero__title { font-size: 2rem; }
  .hero__img-float { width: 120px; bottom: -15px; left: -10px; }
  .hero__img-float img { height: 110px; }
  .hero__badge { width: 80px; height: 80px; top: -10px; right: -10px; }

  .trust-bar .container { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
  .products-grid { grid-template-columns: 1fr; }
  .product-card__image { height: 220px; }
  .capabilities-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }

  .about__img-secondary { width: 140px; }
  .about__features { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; }

  .section { padding: 4rem 0; }
}

@media (max-width: 480px) {
  .container { padding: 0 1.25rem; }
  .trust-bar .container { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; align-items: center; }
  .about__features { grid-template-columns: 1fr; }
  .quality-stats { grid-template-columns: 1fr; }
}