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

:root {
  --navy-deep: #0B1A30;
  --navy-mid: #122640;
  --slate-dark: #1E2D44;
  --slate-mid: #3A4D65;
  --blue-electric: #2B6EF0;
  --blue-glow: #4D8AF7;
  --orange-cta: #F0552C;
  --orange-hover: #D1441F;
  --cream-bg: #FAF9F7;
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #0F172A;
  --green-sage: #2D6A4F;
  --teal-deep: #0F766E;
  --gold-amber: #D97706;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 10px 40px rgba(15, 23, 42, 0.14);
  --shadow-xl: 0 20px 60px rgba(15, 23, 42, 0.18);
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--gray-800);
  background-color: var(--cream-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  color: var(--gray-900);
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: clamp(2.5rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

a {
  color: var(--blue-electric);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--navy-deep);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== NAVIGATION ===== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--navy-deep);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.site-nav.scrolled {
  background-color: rgba(11, 26, 48, 0.97);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--white);
  letter-spacing: -0.02em;
}

.nav-brand-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--blue-electric), var(--blue-glow));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--white);
  font-weight: 900;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
}

.nav-links a {
  display: block;
  padding: 8px 16px;
  color: var(--gray-300);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: color var(--transition-base), background-color var(--transition-base);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background-color: rgba(255,255,255,0.08);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--white);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background: linear-gradient(160deg, var(--navy-deep) 0%, var(--navy-mid) 40%, var(--slate-dark) 100%);
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(43, 110, 240, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(240, 85, 44, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-geo-circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.06);
  pointer-events: none;
}

.hero-geo-circle-1 {
  width: 500px;
  height: 500px;
  top: -150px;
  right: -100px;
}

.hero-geo-circle-2 {
  width: 300px;
  height: 300px;
  bottom: -80px;
  left: -60px;
}

.hero-geo-dot {
  position: absolute;
  width: 4px;
  height: 4px;
  background-color: var(--blue-electric);
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.5;
}

.hero-dot-1 { top: 120px; left: 15%; }
.hero-dot-2 { top: 200px; right: 25%; }
.hero-dot-3 { bottom: 180px; left: 40%; }
.hero-dot-4 { bottom: 100px; right: 10%; }
.hero-dot-5 { top: 50%; left: 60%; }

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text {
  color: var(--white);
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background-color: rgba(43, 110, 240, 0.15);
  border: 1px solid rgba(43, 110, 240, 0.3);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue-glow);
  margin-bottom: 24px;
}

.hero-text h1 {
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-text h1 span {
  color: var(--blue-glow);
}

.hero-text p {
  font-size: 1.1rem;
  color: var(--gray-300);
  max-width: 520px;
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-card-stack {
  position: relative;
  width: 320px;
  height: 380px;
}

.hero-stacked-card {
  position: absolute;
  border-radius: var(--radius-lg);
  background-color: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(4px);
  padding: 24px;
}

.hero-stacked-card.card-top {
  top: 0;
  left: 0;
  width: 100%;
  height: 55%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero-stacked-card.card-bottom {
  bottom: 0;
  right: -30px;
  width: 85%;
  height: 55%;
}

.hero-card-line {
  height: 4px;
  border-radius: 2px;
  background-color: rgba(255,255,255,0.1);
}

.hero-card-line.short { width: 60%; background-color: var(--blue-electric); opacity: 0.7; }
.hero-card-line.med { width: 80%; }
.hero-card-line.long { width: 95%; }

.hero-card-metric {
  display: flex;
  gap: 28px;
  margin-top: auto;
}

.hero-metric-val {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--blue-glow);
  line-height: 1;
}

.hero-metric-label {
  font-size: 0.75rem;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.btn-primary {
  background-color: var(--orange-cta);
  color: var(--white);
  border: 2px solid var(--orange-cta);
}

.btn-primary:hover {
  background-color: var(--orange-hover);
  border-color: var(--orange-hover);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(240, 85, 44, 0.35);
}

.btn-outline {
  background-color: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.25);
}

.btn-outline:hover {
  background-color: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.5);
  color: var(--white);
}

.btn-ghost {
  background-color: transparent;
  color: var(--blue-electric);
  border: 2px solid transparent;
  padding-left: 4px;
  padding-right: 4px;
}

.btn-ghost:hover {
  color: var(--navy-deep);
}

/* ===== SECTION COMMON ===== */
.section {
  padding: 100px 0;
}

.section-muted {
  background-color: var(--gray-50);
}

.section-dark {
  background-color: var(--navy-deep);
  color: var(--white);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-hint {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-electric);
  margin-bottom: 12px;
}

.section-header h2 {
  margin-bottom: 14px;
}

.section-header p {
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.05rem;
}

.section-dark .section-header p {
  color: var(--gray-300);
}

/* ===== FEATURES GRID ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  border: 1px solid var(--gray-200);
  border-left: 4px solid transparent;
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background-color: var(--blue-electric);
  transition: height var(--transition-slow);
}

.feature-card:hover {
  border-color: var(--gray-200);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.feature-card:hover::before {
  height: 100%;
}

.feature-card:hover {
  border-left-color: var(--blue-electric);
}

.feature-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(43,110,240,0.08), rgba(43,110,240,0.04));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

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

.feature-card p {
  color: var(--gray-500);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ===== STATS BANNER ===== */
.stats-banner {
  padding: 64px 0;
  background: linear-gradient(135deg, var(--navy-deep), var(--slate-dark));
}

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

.stat-item {
  padding: 20px;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--blue-glow);
  letter-spacing: -0.03em;
  line-height: 1;
}

.stat-suffix {
  color: var(--orange-cta);
  font-weight: 800;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--gray-300);
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}

/* ===== HOW IT WORKS ===== */
.process-track {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  position: relative;
}

.process-track::before {
  content: '';
  position: absolute;
  top: 44px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-electric), var(--blue-glow), var(--blue-electric));
  opacity: 0.2;
}

.process-step {
  text-align: center;
  flex: 1;
  position: relative;
  padding: 0 16px;
}

.process-step-num {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background-color: var(--white);
  border: 3px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--blue-electric);
  position: relative;
  z-index: 2;
  transition: all var(--transition-base);
}

.process-step:hover .process-step-num {
  border-color: var(--blue-electric);
  box-shadow: var(--shadow-md);
  transform: scale(1.08);
}

.process-step h4 {
  margin-bottom: 8px;
  color: var(--gray-800);
}

.process-step p {
  color: var(--gray-500);
  font-size: 0.9rem;
}

/* ===== TECH BADGES ===== */
.tech-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  max-width: 700px;
  margin: 0 auto;
}

.tech-badge {
  padding: 10px 20px;
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
  transition: all var(--transition-base);
  cursor: default;
}

.tech-badge:hover {
  border-color: var(--blue-electric);
  color: var(--blue-electric);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

/* ===== TESTIMONIALS ===== */
.testimonials-scroll {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--gray-200);
  position: relative;
  transition: all var(--transition-base);
}

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

.testimonial-quote-mark {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 5rem;
  line-height: 1;
  color: var(--gray-100);
  font-family: Georgia, serif;
  pointer-events: none;
}

.testimonial-card p {
  color: var(--gray-600);
  font-style: italic;
  line-height: 1.7;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  border-top: 1px solid var(--gray-100);
  padding-top: 16px;
}

.testimonial-author strong {
  display: block;
  color: var(--gray-800);
  font-size: 0.95rem;
}

.testimonial-author span {
  font-size: 0.82rem;
  color: var(--gray-400);
}

/* ===== CTA SECTION ===== */
.cta-strip {
  padding: 80px 0;
  background: linear-gradient(160deg, var(--navy-deep), var(--slate-dark));
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-strip::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(43,110,240,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.cta-strip h2 {
  color: var(--white);
  margin-bottom: 14px;
}

.cta-strip p {
  color: var(--gray-300);
  max-width: 550px;
  margin: 0 auto 30px;
  font-size: 1.05rem;
}

/* ===== FOOTER ===== */
.site-footer {
  background-color: var(--gray-900);
  color: var(--gray-300);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-about p {
  color: var(--gray-400);
  font-size: 0.92rem;
  margin-top: 14px;
  max-width: 280px;
}

.footer-col h4 {
  color: var(--white);
  margin-bottom: 18px;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: var(--gray-400);
  font-size: 0.9rem;
  transition: color var(--transition-base);
}

.footer-col ul li a:hover {
  color: var(--white);
}

.footer-contact-item {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  color: var(--gray-400);
  font-size: 0.88rem;
  margin-bottom: 10px;
}

.footer-contact-item strong {
  color: var(--gray-300);
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--gray-500);
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  color: var(--gray-500);
}

.footer-bottom-links a:hover {
  color: var(--gray-300);
}

/* ===== LEGAL PAGES ===== */
.legal-hero {
  padding: 120px 0 60px;
  background: linear-gradient(160deg, var(--navy-deep), var(--slate-dark));
  text-align: center;
  color: var(--white);
}

.legal-hero h1 {
  color: var(--white);
  margin-bottom: 12px;
}

.legal-hero .legal-meta {
  color: var(--gray-400);
  font-size: 0.9rem;
}

.legal-content {
  padding: 60px 0 100px;
}

.legal-content h2 {
  color: var(--gray-900);
  font-size: 1.25rem;
  margin-top: 44px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--gray-100);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p {
  color: var(--gray-600);
  margin-bottom: 16px;
  line-height: 1.75;
}

.legal-content ul, .legal-content ol {
  margin: 12px 0 20px 24px;
  color: var(--gray-600);
}

.legal-content ul li, .legal-content ol li {
  margin-bottom: 8px;
  line-height: 1.65;
}

.legal-content .highlight-box {
  background-color: var(--gray-50);
  border-left: 4px solid var(--blue-electric);
  padding: 20px 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 24px 0;
}

.legal-content .highlight-box p {
  margin-bottom: 0;
}

.legal-content .contact-block {
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin: 28px 0;
}

.legal-content .contact-block p {
  margin-bottom: 6px;
}

.legal-content .contact-block strong {
  color: var(--gray-900);
}

/* ===== ABOUT SECTION ===== */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-illustration {
  position: relative;
  background: linear-gradient(135deg, var(--navy-deep), var(--slate-dark));
  border-radius: var(--radius-xl);
  padding: 60px 48px;
  overflow: hidden;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-circuit-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(255,255,255,0.02) 39px, rgba(255,255,255,0.02) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(255,255,255,0.02) 39px, rgba(255,255,255,0.02) 40px);
}

.about-node-group {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}

.about-node {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--blue-glow);
  position: relative;
}

.about-node::after {
  content: '';
  position: absolute;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1px solid rgba(77, 138, 247, 0.2);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.about-node.small {
  width: 10px;
  height: 10px;
  opacity: 0.6;
}

.about-text h3 {
  font-size: 1.5rem;
  margin-bottom: 14px;
}

.about-text p {
  color: var(--gray-600);
  margin-bottom: 16px;
  font-size: 0.97rem;
}

.about-check-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 20px;
}

.about-check-list li {
  color: var(--gray-700);
  font-size: 0.9rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.about-check-list li::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--blue-electric);
  border-radius: 2px;
  flex-shrink: 0;
}

/* ===== CLIENTS ROW ===== */
.clients-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  padding: 40px 0;
}

.client-logo-placeholder {
  width: 120px;
  height: 48px;
  background-color: var(--gray-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ===== ANIMATIONS ===== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll.fade-in-left {
  transform: translateX(-40px);
}

.animate-on-scroll.fade-in-left.visible {
  transform: translateX(0);
}

.animate-on-scroll.fade-in-right {
  transform: translateX(40px);
}

.animate-on-scroll.fade-in-right.visible {
  transform: translateX(0);
}

.animate-on-scroll.scale-in {
  transform: scale(0.9);
}

.animate-on-scroll.scale-in.visible {
  transform: scale(1);
}

/* ===== SCROLL TO TOP ===== */
.scroll-top-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--navy-deep);
  color: var(--white);
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
}

.scroll-top-btn.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.scroll-top-btn:hover {
  background-color: var(--blue-electric);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text p {
    max-width: 100%;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

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

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

  .process-track {
    flex-wrap: wrap;
    gap: 32px;
  }

  .process-track::before {
    display: none;
  }

  .process-step {
    flex: 0 0 calc(50% - 16px);
  }

  .testimonials-scroll {
    grid-template-columns: 1fr 1fr;
  }

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

  .about-split {
    grid-template-columns: 1fr;
  }

  .about-illustration {
    min-height: 250px;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--navy-deep);
    padding: 12px;
    border-top: 1px solid rgba(255,255,255,0.06);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero {
    min-height: auto;
    padding-top: 100px;
    padding-bottom: 60px;
  }

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

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

  .process-step {
    flex: 0 0 100%;
  }

  .testimonials-scroll {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
  }

  .section {
    padding: 60px 0;
  }

  .about-check-list {
    grid-template-columns: 1fr;
  }
}