/* ===== RESET & BASE ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --primary: #1A1F60;
  --primary-light: #252A70;
  --accent: #CC0000;
  --accent-hover: #A80000;
  --surface: #F5F7FA;
  --surface-dark: #111340;
  --white: #FFFFFF;
  --text: #2D3142;
  --text-light: #6B7186;
  --text-muted: #6B7186;
  --border: #E2E5EB;
  --steel: #8B92B0;
  --success: #0D7C3E;
  --warning: #B45309;
  --error: #CC0000;
  --info: #1D6FC0;
  --font-display: 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --max-w: 1200px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow: 0 2px 8px rgba(26,31,96,0.06);
  --shadow-lg: 0 12px 32px rgba(26,31,96,0.10);
  --transition: 0.25s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  line-height: 1.6;
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }

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

/* ===== SKIP LINK (a11y) ===== */
.skip-link {
  position: absolute;
  top: -100px;
  left: 8px;
  background: var(--primary);
  color: var(--white);
  padding: 12px 20px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  z-index: 10001;
  transition: top 0.15s ease;
}

.skip-link:focus {
  top: 0;
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ===== HEADER ===== */
.header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header__logo img {
  height: 64px;
  width: auto;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.header__nav a {
  padding: 8px 16px;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-light);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.header__nav a:hover,
.header__nav a.active {
  color: var(--primary);
  background: var(--surface);
}

.header__cta {
  background: var(--accent) !important;
  color: var(--white) !important;
  padding: 10px 20px !important;
  border-radius: var(--radius-md) !important;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  margin-left: 8px;
  transition: var(--transition);
}

.header__cta:hover {
  background: var(--accent-hover) !important;
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown__menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 210px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
}

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

.nav-dropdown__menu a {
  display: block;
  padding: 10px 16px;
  font-size: 0.8rem;
  border-radius: var(--radius-md);
}

.nav-dropdown__menu a:hover {
  background: var(--surface);
  color: var(--primary);
}

/* Mobile menu */
.header__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.header__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: var(--transition);
  border-radius: 1px;
}

/* ===== HERO ===== */
.hero {
  background: var(--primary);
  color: var(--white);
  position: relative;
  overflow: hidden;
  min-height: 70vh;
  display: flex;
}

.hero__carousel {
  position: relative;
  width: 100%;
  min-height: 70vh;
}

.hero__slides {
  position: relative;
  width: 100%;
  min-height: 70vh;
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 800ms ease;
  pointer-events: none;
}

.hero__slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

/* Slide variant: original hero content (video + headline) */
.hero__slide--content {
  display: flex;
  align-items: center;
  padding: 80px 0;
}

.hero__slide--content .container {
  position: relative;
  z-index: 3;
  width: 100%;
}

.hero__content {
  text-align: center;
}

.hero__video-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__video-bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,31,96,0.65) 0%, rgba(26,31,96,0.45) 100%);
  z-index: 1;
}

.hero__grid-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.07;
  z-index: 2;
  background-image:
    linear-gradient(rgba(139,146,176,0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139,146,176,0.3) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__title {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 24px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.hero__title--red {
  color: var(--accent);
}

.hero__title--sub {
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  display: block;
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin: 0 auto 32px;
  font-weight: 400;
  line-height: 1.7;
}

/* Slide variant: full-bleed promotional image.
   `contain` preserves the banner's edges (feature strip, branding); white
   letterbox blends with the page background so the bars don't read as a frame. */
.hero__slide--image {
  background: #ffffff;
}
.hero__slide--image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.hero__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(26,31,96,0.55);
  color: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  padding: 0;
  transition: background 200ms ease, transform 200ms ease;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.hero__nav:hover,
.hero__nav:focus-visible {
  background: var(--accent);
  outline: none;
}

.hero__nav--prev { left: 24px; }
.hero__nav--next { right: 24px; }

.hero__dots {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 5;
  padding: 8px 14px;
  background: rgba(0,0,0,0.25);
  border-radius: 999px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.hero__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  padding: 0;
  transition: background 200ms ease, transform 200ms ease;
}

.hero__dot.is-active {
  background: var(--white);
  transform: scale(1.3);
}

.hero__dot:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 2px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  justify-content: center;
}

.hero__stat {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.7);
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero__stat-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}


/* Hero button variants */
.btn.btn--outline {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  border: 2px solid rgba(255,255,255,0.5);
  color: var(--white);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition);
  background: transparent;
  font-size: 1rem;
}

.btn.btn--outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 12px 28px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: none;
  letter-spacing: 0.02em;
  transition: var(--transition);
  text-decoration: none;
}

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

.btn--primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(200,16,46,0.25);
}


.btn--red {
  background: var(--accent);
  color: var(--white);
  padding: 14px 32px;
  font-size: 1rem;
}

.btn--red:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(204,0,0,0.3);
}

/* ===== SECTIONS ===== */
.section {
  padding: 80px 0;
}

.section--alt {
  background: var(--white);
}


.section__title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 16px;
  line-height: 1.25;
}

.section__subtitle {
  font-size: 1rem;
  color: var(--text-light);
  max-width: 600px;
  margin-bottom: 48px;
  line-height: 1.7;
}


/* ===== PORTFOLIO (Homepage) ===== */
.portfolio {
  padding: 80px 0;
  background: var(--surface);
}

.portfolio__header {
  text-align: center;
  margin-bottom: 48px;
}

.portfolio__title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}

.portfolio__sub {
  font-size: 1rem;
  color: var(--text-light);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.7;
}

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

.portfolio-card {
  display: block;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.portfolio-card__img {
  height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background: var(--white);
  border-bottom: 1px solid var(--border);
}

.portfolio-card__img img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
}

.portfolio-card__body {
  padding: 24px;
}

.portfolio-card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.portfolio-card__desc {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 12px;
}

.portfolio-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.portfolio-card__tags span {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--surface);
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
}

.portfolio-card__link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
}

.portfolio-card:hover .portfolio-card__link {
  letter-spacing: 0.02em;
}

@media (max-width: 968px) {
  .portfolio__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .portfolio {
    padding: 56px 0;
  }

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

  .portfolio-card__img {
    height: 200px;
  }

  .portfolio__title {
    font-size: 1.5rem;
  }
}


/* ===== PRODUCT CATALOG (Produtos page) ===== */
.catalog {
  padding: 60px 0 80px;
  background: var(--white);
}

.catalog__layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  align-items: start;
}

.catalog__sidebar {
  position: sticky;
  top: 100px;
}

.filter-group {
  margin-bottom: 32px;
}

.filter-group.is-hidden {
  display: none;
}

.filter-group__title {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 12px;
}

.filter-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 10px 16px;
  font-size: 0.9rem;
  font-family: var(--font-body);
  color: var(--text);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover {
  background: var(--white);
  border-color: var(--border);
}

.filter-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  background: var(--white);
}

.filter-btn.active {
  background: var(--primary);
  color: var(--white);
  font-weight: 600;
  border-color: var(--primary);
}

.catalog__count {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 24px;
}

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

.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.product-card__img {
  aspect-ratio: 1;
  background: var(--surface);
  overflow: hidden;
}

.product-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.product-card:hover .product-card__img img {
  transform: scale(1.05);
}

.product-card__body {
  padding: 20px;
}

.product-card__sku {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 4px;
}

.product-card__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.product-card__specs {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 16px;
  line-height: 1.5;
}

.product-card__actions {
  display: flex;
  gap: 8px;
}

.product-card__btn {
  flex: 1;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
}

.product-card__btn--outline {
  border: 1px solid var(--primary);
  color: var(--primary);
  background: transparent;
}

.product-card__btn--outline:hover {
  background: var(--primary);
  color: var(--white);
}

.product-card__btn--red {
  background: var(--accent);
  color: var(--white);
  border: 1px solid var(--accent);
}

.product-card__btn--red:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

@media (max-width: 1100px) {
  .catalog__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 868px) {
  .catalog__layout {
    grid-template-columns: 1fr;
  }

  .catalog__sidebar {
    position: static;
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
  }

  .filter-group {
    margin-bottom: 16px;
  }

  .filter-btn {
    display: inline-block;
    width: auto;
    padding: 8px 14px;
    font-size: 0.8rem;
  }
}

@media (max-width: 600px) {
  .catalog {
    padding: 40px 0 56px;
  }

  .catalog__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
}


/* ===== WHY SECTION ===== */
.why-section {
  background: var(--primary);
  color: var(--white);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.why-section__grid-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.05;
  background-image:
    linear-gradient(rgba(139,146,176,0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139,146,176,0.3) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.why-section .container { position: relative; z-index: 1; }

.why-section__title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 48px;
}

.why-section__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.why-card {
  text-align: center;
}

.why-card__icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--accent);
}

.why-card__label {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.why-card__text {
  font-size: 0.9rem;
  color: rgba(139,146,176,0.7);
  line-height: 1.6;
  max-width: 240px;
  margin: 0 auto;
}

/* ===== STEPS SECTION ===== */
.steps-section {
  background: var(--white);
  padding: 80px 0;
  text-align: center;
}

.steps-section__title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 56px;
}

.steps-section__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}

.step-card {
  text-align: center;
  position: relative;
}

.step-card__icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--primary);
  position: relative;
  z-index: 2;
}

.step-card__line {
  position: absolute;
  top: 40px;
  left: calc(50% + 48px);
  width: calc(100% - 48px);
  height: 2px;
  background: var(--border);
  z-index: 1;
}

.step-card:last-child .step-card__line {
  display: none;
}

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

.step-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.step-card__desc {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
  max-width: 280px;
  margin: 0 auto;
}

/* ===== PARTNERS ===== */
.partners {
  padding: 64px 0;
  background: var(--white);
  text-align: center;
}

.partners__label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.partners__grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.partners__item {
  flex: 0 0 auto;
  width: 140px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.partners__item img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(100%) brightness(0.6);
  opacity: 0.5;
  transition: 0.3s ease;
}

.partners__item img:hover {
  filter: grayscale(0%) brightness(1);
  opacity: 1;
}

.partners__desc {
  font-size: 0.95rem;
  color: var(--text-light);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ===== CTA BANNER ===== */
.cta-banner {
  background: var(--accent);
  color: var(--white);
  padding: 80px 0;
  text-align: center;
}

.cta-banner__title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-banner__desc {
  font-size: 1.05rem;
  opacity: 0.85;
  max-width: 480px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.btn--cta-outline {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  border: none;
  color: var(--accent);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition);
  background: var(--white);
}

.btn--cta-outline:hover {
  background: var(--surface);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

/* ===== APPLICATIONS PAGE ===== */
.app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.app-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.app-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.app-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--primary);
}

.app-card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.app-card__desc {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 16px;
}

.app-card__link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
}

.app-card__link:hover {
  letter-spacing: 0.02em;
}

@media (max-width: 968px) {
  .app-grid { grid-template-columns: repeat(2, 1fr); }
}

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

/* ===== ABOUT PAGE ===== */
.about-content {
  max-width: 720px;
  margin: 0 auto;
}

.about-timeline__title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  text-align: center;
  margin-bottom: 48px;
}

.about-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 720px;
  margin: 0 auto;
}

.about-timeline__item {
  display: grid;
  grid-template-columns: 96px 1fr;
  column-gap: 24px;
  align-items: baseline;
  padding: 16px 0;
}

.about-timeline__item + .about-timeline__item {
  border-top: 1px solid rgba(204,0,0,0.15);
}

.about-timeline__year {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  text-align: right;
  line-height: 1.4;
}

.about-timeline__content {
  border-left: 2px solid rgba(204,0,0,0.3);
  padding-left: 24px;
}

.about-timeline__content p {
  font-size: 1rem;
  color: var(--text);
  line-height: 1.4;
  margin: 0;
}

/* About Quote */
.about-quote {
  background: var(--primary);
  padding: 64px 0;
  text-align: center;
}

.about-quote blockquote {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  font-style: italic;
  color: rgba(139,146,176,0.8);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

/* About Stats */
.about-stats {
  background: var(--surface);
  padding: 64px 0;
}

.about-stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.about-stats__number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}

.about-stats__label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .about-stats__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .about-timeline__item {
    grid-template-columns: 72px 1fr;
    column-gap: 16px;
  }
  .about-timeline__year {
    font-size: 1.2rem;
  }
}

/* ===== PAGE HEADER ===== */
.page-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  padding: 56px 0 44px;
  text-align: center;
  position: relative;
}

.page-header::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

.page-header .container { position: relative; z-index: 1; }

.page-header__title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

.page-header__breadcrumb {
  margin-top: 12px;
  font-size: 0.85rem;
  opacity: 0.6;
}

.page-header__breadcrumb a {
  opacity: 0.8;
  transition: var(--transition);
}

.page-header__breadcrumb a:hover {
  opacity: 1;
  text-decoration: underline;
}

/* ===== CATEGORY BUTTONS ===== */
.category-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 32px;
}

/* ===== SPEC SHEET GALLERY ===== */
.spec-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.spec-gallery__item {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
  padding: 16px;
}

.spec-gallery__item:hover {
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.spec-gallery__item img {
  width: 100%;
  display: block;
  border-radius: var(--radius-sm);
}

/* ===== CONTACT PAGE ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 40px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-info__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info__icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.1rem;
}

.contact-info__label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

.contact-info__text {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
}

.contact-info__text a {
  color: var(--primary);
  font-weight: 500;
  transition: var(--transition);
}

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

/* ===== FORMS ===== */
.form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
}

.form__group {
  margin-bottom: 20px;
}

.form__label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.form__label .required {
  color: var(--accent);
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  transition: var(--transition);
  background: var(--white);
  color: var(--text);
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15,26,62,0.08);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--text-muted);
}

.form__textarea {
  min-height: 120px;
  resize: vertical;
}

.form__group--consent {
  margin-top: 16px;
}

.form__consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text);
  line-height: 1.4;
  cursor: pointer;
}

.form__consent input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--primary);
  cursor: pointer;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form__success {
  display: none;
  background: #E8F5EE;
  color: var(--success);
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--success);
  margin-top: 16px;
  font-weight: 500;
  font-size: 0.9rem;
}

.form__success.show {
  display: block;
}

.form__error {
  display: none;
  background: #FBE9E9;
  color: var(--red);
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--red);
  margin-top: 16px;
  font-weight: 500;
  font-size: 0.9rem;
}

.form__error.show {
  display: block;
}

.form__honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--surface-dark);
  color: rgba(255,255,255,0.7);
  padding: 48px 0 24px;
}

.footer__content {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer__logo img {
  height: 36px;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer__desc {
  font-size: 0.85rem;
  opacity: 0.65;
  line-height: 1.7;
  max-width: 320px;
}

.footer__title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  color: rgba(255,255,255,0.45);
}

.footer__links a {
  display: block;
  font-size: 0.85rem;
  padding: 4px 0;
  opacity: 0.6;
  transition: var(--transition);
}

.footer__links a:hover {
  opacity: 1;
  padding-left: 4px;
}

.footer__contact-item {
  font-size: 0.85rem;
  opacity: 0.6;
  margin-bottom: 8px;
  line-height: 1.6;
}

.footer__bar {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 20px;
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.3);
}

/* ===== CAREER PAGE ===== */
.career-layout {
  display: block;
}

.career-sidebar {
  margin-bottom: 48px;
}

.career-sidebar__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 24px;
  text-align: center;
}

.career-sidebar__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.career-sidebar__card {
  padding: 28px 24px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.career-sidebar__card .app-card__icon {
  margin: 0 auto 16px;
}

.career-sidebar__card .app-card__title {
  margin-bottom: 8px;
}

.career-form__title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 24px;
  text-align: center;
}

.career-form {
  max-width: 720px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .career-sidebar__grid {
    grid-template-columns: 1fr;
  }
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  font-size: 0.85rem;
}

.breadcrumb__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.breadcrumb__list li {
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb__list li + li::before {
  content: "›";
  color: var(--text-muted);
  font-weight: 500;
}

.breadcrumb__list a {
  color: var(--text-light);
  text-decoration: none;
  transition: color var(--transition);
}

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

.breadcrumb__list [aria-current="page"] {
  color: var(--primary);
  font-weight: 600;
}

/* ===== PRODUCT DETAIL ===== */
.product-detail {
  padding: 48px 0 80px;
  background: var(--surface);
}

.product-detail__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  grid-template-areas:
    "header   ."
    "table    media"
    "actions  .";
  column-gap: 56px;
  row-gap: 28px;
  align-items: start;
}

.product-detail__header  { grid-area: header; }
.product-detail__table   { grid-area: table; }
.product-detail__media   { grid-area: media; align-self: stretch; display: flex; }
.product-detail__actions {
  grid-area: actions;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.product-detail__sku {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 12px;
}

.product-detail__title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.product-detail__table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 0;
}

.product-detail__table tr + tr {
  border-top: 1px solid var(--border);
}

.product-detail__table th,
.product-detail__table td {
  padding: 14px 20px;
  text-align: left;
  font-size: 0.95rem;
  vertical-align: top;
}

.product-detail__table th {
  background: var(--surface);
  color: var(--text-light);
  font-weight: 600;
  width: 40%;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

.product-detail__table td {
  color: var(--text);
  font-weight: 500;
}

/* Product image carousel — thin border, stretches to match table height */
.product-detail__carousel {
  position: relative;
  width: 100%;
  flex: 1;
  min-height: 320px;
  border: 5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
}

.product-detail__slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.product-detail__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 600ms ease;
  pointer-events: none;
}

.product-detail__slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

.product-detail__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.product-detail__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(26,31,96,0.15);
  background: rgba(255,255,255,0.85);
  color: var(--primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 4;
  padding: 0;
  transition: background 200ms ease, color 200ms ease;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.product-detail__nav:hover,
.product-detail__nav:focus-visible {
  background: var(--primary);
  color: var(--white);
  outline: none;
}

.product-detail__nav--prev { left: 12px; }
.product-detail__nav--next { right: 12px; }

.product-detail__dots {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 4;
  padding: 6px 10px;
  background: rgba(26,31,96,0.12);
  border-radius: 999px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.product-detail__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(26,31,96,0.35);
  cursor: pointer;
  padding: 0;
  transition: background 200ms ease, transform 200ms ease;
}

.product-detail__dot.is-active {
  background: var(--primary);
  transform: scale(1.3);
}

.product-detail__dot:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.product-detail__back {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition);
  text-decoration: none;
}

.product-detail__back:hover {
  background: var(--primary);
  color: var(--white);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .spec-gallery {
    grid-template-columns: 1fr;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__stats {
    justify-content: center;
  }


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

  .steps-section__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .step-card__line {
    display: none;
  }
}

@media (max-width: 768px) {
  .header .container {
    height: 64px;
  }

  .header__toggle {
    display: block;
  }

  .header__nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px;
    gap: 0;
    transform: translateX(100%);
    transition: var(--transition);
    z-index: 999;
    overflow-y: auto;
  }

  .header__nav.open {
    transform: translateX(0);
  }

  .header__nav a {
    display: block;
    padding: 14px 16px;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
  }

  .header__cta {
    margin-left: 0 !important;
    text-align: center !important;
    margin-top: 8px;
  }

  .nav-dropdown__menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0;
    padding-left: 16px;
  }

  .nav-dropdown__menu a {
    font-size: 0.85rem;
    border-bottom: 1px solid var(--border);
  }

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

  .hero {
    min-height: 60vh;
  }

  .hero__carousel,
  .hero__slides {
    min-height: 60vh;
  }

  .hero__slide--content {
    padding: 56px 0 72px;
  }

  .hero__title {
    font-size: 2rem;
  }

  .hero__title--sub {
    font-size: 1.5rem;
  }

  .hero__subtitle {
    font-size: 0.95rem;
  }

  .hero__nav {
    width: 40px;
    height: 40px;
  }

  .hero__nav--prev { left: 12px; }
  .hero__nav--next { right: 12px; }

  .hero__dots {
    bottom: 14px;
    gap: 10px;
    padding: 6px 12px;
  }

  .hero__dot {
    width: 8px;
    height: 8px;
  }

  .product-detail {
    padding: 32px 0 56px;
  }

  .product-detail__layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "media"
      "actions"
      "table";
    row-gap: 20px;
  }

  .product-detail__actions {
    flex-direction: column-reverse;
  }

  .product-detail__back,
  .product-detail__cta {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  .product-detail__title {
    font-size: 1.6rem;
  }

  .product-detail__carousel {
    min-height: 260px;
  }

  .product-detail__table th,
  .product-detail__table td {
    padding: 12px 14px;
    font-size: 0.9rem;
  }

  .product-detail__table th {
    font-size: 0.72rem;
    width: 42%;
  }

  .product-detail__nav {
    width: 36px;
    height: 36px;
  }

  .product-detail__nav--prev { left: 8px; }
  .product-detail__nav--next { right: 8px; }

  .section {
    padding: 56px 0;
  }

  .section__title {
    font-size: 1.4rem;
  }

  .page-header {
    padding: 40px 0 32px;
  }

  .page-header__title {
    font-size: 1.6rem;
  }

  .why-section__title {
    font-size: 1.5rem;
  }

  .why-section__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .steps-section__title {
    font-size: 1.5rem;
  }

  .cta-banner__title {
    font-size: 1.4rem;
  }

  .footer__content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .category-buttons {
    flex-direction: column;
    align-items: center;
  }

  .partners__grid {
    gap: 24px;
  }

  .partners__item {
    width: 110px;
    height: 60px;
  }
}