:root {
  --primary: #2bb5a0;
  --primary-dark: #239487;
  --secondary: #3b3f8c;
  --secondary-dark: #2e316e;
  --accent: #00c9b7;
  --dark: #1a1a2e;
  --dark-light: #16213e;
  --text: #2d2d3a;
  --text-light: #6b7280;
  --bg: #ffffff;
  --bg-alt: #f8fafb;
  --bg-dark: #0f1629;
  --border: #e5e7eb;
  --shadow: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,.1);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.12);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
  --container: 1200px;
  --header-h: 72px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

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

/* ──── HEADER ──── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: var(--shadow);
}

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

.header__logo img {
  height: 36px;
  width: auto;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header__nav a {
  font-size: .875rem;
  font-weight: 500;
  color: var(--text);
  transition: color var(--transition);
  position: relative;
}

.header__nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}

.header__nav a:hover { color: var(--primary); }
.header__nav a:hover::after { width: 100%; }

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-alt);
  border-radius: 8px;
  padding: 4px;
}

.lang-switcher button {
  border: none;
  background: transparent;
  padding: 6px 10px;
  font-size: .75rem;
  font-weight: 600;
  color: var(--text-light);
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
}

.lang-switcher button.active {
  background: var(--primary);
  color: #fff;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 10px;
  font-size: .875rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--primary);
  color: #fff;
}
.btn--primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(43,181,160,.3);
}

.btn--secondary {
  background: var(--secondary);
  color: #fff;
}
.btn--secondary:hover {
  background: var(--secondary-dark);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn--outline:hover {
  background: var(--primary);
  color: #fff;
}

.btn--ghost {
  background: transparent;
  color: var(--text);
}
.btn--ghost:hover { color: var(--primary); }

.btn--lg {
  padding: 16px 36px;
  font-size: 1rem;
  border-radius: 14px;
}

.btn--sm {
  padding: 8px 18px;
  font-size: .8rem;
}

/* Mobile menu */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ──── HERO ──── */
.hero {
  padding: calc(var(--header-h) + 80px) 0 100px;
  background: #fafbfc;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse 60% 50% at 0% 0%, rgba(43,181,160,.06) 0%, transparent 100%),
    radial-gradient(ellipse 40% 60% at 100% 100%, rgba(59,63,140,.04) 0%, transparent 100%);
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 60px;
  align-items: center;
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.12;
  color: var(--dark);
  margin-bottom: 24px;
  letter-spacing: -.025em;
}

.hero h1 span:last-child {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__sub {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 32px;
  max-width: 540px;
  line-height: 1.7;
}

.hero__ctas {
  display: flex;
  gap: 12px;
  margin-bottom: 40px;
}

.hero__trust {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .85rem;
  color: var(--text-light);
}

.hero__trust-item svg { flex-shrink: 0; }

.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero__visual-card {
  width: 100%;
  max-width: 480px;
}

.hero__code-block {
  background: var(--bg-dark);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 60px rgba(43,181,160,.08);
}

.code-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: rgba(255,255,255,.05);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.code-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.hero__code-block pre {
  padding: 20px;
  margin: 0;
  overflow-x: auto;
  font-size: .8rem;
  line-height: 1.7;
}

.hero__code-block code {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  color: rgba(255,255,255,.75);
}

.code-kw { color: #7dd3fc; font-weight: 600; }
.code-str { color: #86efac; }
.code-comment { color: rgba(255,255,255,.3); }

/* ──── SECTIONS COMMON ──── */
.section {
  padding: 100px 0;
}

.section--alt { background: var(--bg-alt); }
.section--dark {
  background: var(--bg-dark);
  color: #fff;
}
.section--dark .section__sub { color: rgba(255,255,255,.6); }
.section--dark h2,
.section--dark .section__header h2 { color: #fff; }

.section__header {
  text-align: center;
  margin-bottom: 60px;
}

.section__tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--primary);
  margin-bottom: 12px;
}

.section__header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  letter-spacing: -.01em;
}

.section__sub {
  font-size: 1.05rem;
  color: var(--text-light);
  max-width: 640px;
  margin: 0 auto;
}

/* ──── PRODUCTS ──── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.product-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0;
  transition: var(--transition);
}

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

.product-card:hover::before { opacity: 1; }

.product-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.product-card__icon--fintech { background: rgba(43,181,160,.1); }
.product-card__icon--viva { background: rgba(59,63,140,.1); }
.product-card__icon--vivango { background: rgba(236,72,153,.1); }
.product-card__icon--cashia { background: rgba(139,92,246,.1); }
.product-card__icon--faas { background: rgba(245,158,11,.1); }

.product-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--dark);
}

.product-card p {
  color: var(--text-light);
  font-size: .925rem;
  line-height: 1.65;
  margin-bottom: 20px;
}

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

.product-card__features span {
  padding: 4px 12px;
  background: var(--bg-alt);
  border-radius: 6px;
  font-size: .75rem;
  font-weight: 500;
  color: var(--text-light);
}

/* ──── ABOUT ──── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
}

.value-card {
  padding: 24px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  transition: var(--transition);
}

.value-card:hover { background: rgba(43,181,160,.05); }

.value-card .icon {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.value-card h4 {
  font-size: .95rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--dark);
}

.value-card p {
  font-size: .8rem;
  color: var(--text-light);
  line-height: 1.5;
}

.about__timeline {
  position: relative;
  padding-left: 32px;
}

.about__timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--secondary));
}

.timeline-item {
  position: relative;
  padding-bottom: 32px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -37px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px var(--primary);
}

.timeline-item strong {
  display: block;
  font-size: .925rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.timeline-item span {
  font-size: .8rem;
  color: var(--text-light);
}

/* ──── INFRASTRUCTURE ──── */
.infra-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.infra-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--border);
  transition: var(--transition);
}

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

.infra-card__icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.infra-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.infra-card p {
  color: var(--text-light);
  font-size: .9rem;
  line-height: 1.65;
  margin-bottom: 16px;
}

.infra-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.infra-card__tags span {
  padding: 4px 12px;
  background: var(--bg-alt);
  border-radius: 6px;
  font-size: .75rem;
  font-weight: 600;
  color: var(--text-light);
}

/* ──── DIFFERENTIATORS ──── */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.diff-card {
  padding: 36px 28px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.diff-card:hover {
  background: rgba(255,255,255,.08);
  transform: translateY(-4px);
}

.diff-card .icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.diff-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.diff-card p {
  font-size: .875rem;
  color: rgba(255,255,255,.6);
  line-height: 1.6;
}

/* ──── CASES ──── */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

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

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.case-card__img {
  height: 200px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 3rem;
  position: relative;
}

.case-card__img .location {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 12px;
  background: rgba(0,0,0,.3);
  backdrop-filter: blur(8px);
  border-radius: 6px;
  font-size: .75rem;
  font-weight: 600;
}

.case-card__body {
  padding: 28px;
}

.case-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.case-card p {
  color: var(--text-light);
  font-size: .875rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.case-card__metrics {
  display: flex;
  gap: 20px;
}

.case-card__metric strong {
  display: block;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--primary);
}

.case-card__metric span {
  font-size: .7rem;
  color: var(--text-light);
}

/* ──── NUMBERS ──── */
.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.number-card {
  text-align: center;
  padding: 40px 20px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
}

.number-card strong {
  display: block;
  font-size: 2.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.number-card span {
  font-size: .875rem;
  color: rgba(255,255,255,.6);
}

/* ──── FAQ ──── */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  background: none;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  cursor: pointer;
  text-align: left;
  transition: color var(--transition);
}

.faq-item__question:hover { color: var(--primary); }

.faq-item__question .icon-chevron {
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
  font-size: 1.2rem;
}

.faq-item.active .icon-chevron { transform: rotate(180deg); }

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .4s ease;
}

.faq-item.active .faq-item__answer {
  max-height: 400px;
  padding-bottom: 20px;
}

.faq-item__answer p {
  color: var(--text-light);
  font-size: .925rem;
  line-height: 1.7;
}

/* ──── CONTACT ──── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.contact-info > p {
  color: var(--text-light);
  margin-bottom: 32px;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-detail .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(43,181,160,.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-detail strong {
  display: block;
  font-size: .925rem;
  color: var(--dark);
  margin-bottom: 2px;
}

.contact-detail span {
  font-size: .85rem;
  color: var(--text-light);
}

.contact-form {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: .925rem;
  color: var(--text);
  background: var(--bg-alt);
  transition: var(--transition);
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(43,181,160,.15);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

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

/* ──── CTA BANNER ──── */
.cta-banner {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-lg);
  padding: 60px;
  text-align: center;
  color: #fff;
  margin: 100px auto;
  max-width: var(--container);
}

.cta-banner h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-banner p {
  font-size: 1.05rem;
  opacity: .85;
  margin-bottom: 32px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .btn--primary {
  background: #fff;
  color: var(--primary);
}

.cta-banner .btn--primary:hover {
  background: rgba(255,255,255,.9);
  box-shadow: 0 4px 20px rgba(0,0,0,.2);
}

/* ──── FOOTER ──── */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.7);
  padding: 80px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer__brand img {
  height: 32px;
  margin-bottom: 16px;
  filter: brightness(10);
}

.footer__brand p {
  font-size: .875rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer__social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer__social a {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  font-size: 1.1rem;
}

.footer__social a:hover {
  background: var(--primary);
  color: #fff;
}

.footer__col h4 {
  font-size: .85rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 20px;
}

.footer__col a {
  display: block;
  font-size: .875rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 12px;
  transition: color var(--transition);
}

.footer__col a:hover { color: var(--primary); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .8rem;
}

.footer__bottom a {
  color: rgba(255,255,255,.5);
  transition: color var(--transition);
}
.footer__bottom a:hover { color: var(--primary); }

.footer__legal {
  display: flex;
  gap: 24px;
}

/* ──── LEGAL PAGES ──── */
.legal-content {
  padding: calc(var(--header-h) + 60px) 0 80px;
  max-width: 840px;
  margin: 0 auto;
}

.legal-content h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 12px;
}

.legal-content .legal-updated {
  font-size: .875rem;
  color: var(--text-light);
  margin-bottom: 40px;
}

.legal-content h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--dark);
  margin-top: 40px;
  margin-bottom: 16px;
}

.legal-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-top: 28px;
  margin-bottom: 12px;
}

.legal-content p {
  color: var(--text-light);
  margin-bottom: 16px;
  font-size: .925rem;
  line-height: 1.75;
}

.legal-content ul {
  margin-bottom: 16px;
  padding-left: 24px;
}

.legal-content ul li {
  list-style: disc;
  color: var(--text-light);
  font-size: .925rem;
  line-height: 1.75;
  margin-bottom: 8px;
}

/* ──── PARTNERS ──── */
.partners {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  opacity: .5;
}

.partners span {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ──── SCROLL ANIMATIONS ──── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ──── RESPONSIVE ──── */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .hero__visual { display: none; }
  .hero h1 { font-size: 2.8rem; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .diff-grid { grid-template-columns: repeat(2, 1fr); }
  .infra-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .numbers-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }

  .header__nav { display: none; }
  .mobile-toggle { display: flex; }

  .header__nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: #fff;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
  }

  .hero { padding: calc(var(--header-h) + 40px) 0 60px; }
  .hero h1 { font-size: 2rem; }
  .hero__sub { font-size: 1rem; }
  .hero__ctas { flex-direction: column; }
  .hero__stats { flex-wrap: wrap; gap: 24px; }

  .section { padding: 60px 0; }
  .section__header h2 { font-size: 1.8rem; }

  .products-grid,
  .diff-grid,
  .infra-grid,
  .cases-grid { grid-template-columns: 1fr; }

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

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

  .cta-banner {
    margin: 40px 16px;
    padding: 40px 24px;
  }
  .cta-banner h2 { font-size: 1.6rem; }

  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: 16px; text-align: center; }
  .footer__legal { flex-wrap: wrap; justify-content: center; }

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

@media (max-width: 480px) {
  .hero h1 { font-size: 1.7rem; }
  .hero__stats { flex-direction: column; gap: 16px; }
  .numbers-grid { grid-template-columns: 1fr; }
  .lang-switcher { gap: 2px; }
  .lang-switcher button { padding: 4px 8px; font-size: .7rem; }
}