/* VDomin8 Marketers — Design System */
:root {
  --purple: #7c3aed;
  --purple-light: #a78bfa;
  --purple-dark: #5b21b6;
  --blue: #3b82f6;
  --cyan: #06b6d4;
  --dark: #0a0a12;
  --dark-card: #12121f;
  --dark-elevated: #1a1a2e;
  --white: #ffffff;
  --gray-100: #f3f4f6;
  --gray-300: #d1d5db;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gradient: linear-gradient(135deg, #3b82f6 0%, #7c3aed 100%);
  --gradient-text: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #c084fc 100%);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(124, 58, 237, 0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--dark);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; transition: color var(--transition); }

ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 64px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 { line-height: 1.2; font-weight: 700; }

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--purple-light);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray-300);
  max-width: 640px;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header .section-subtitle { margin: 0 auto; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  font-family: var(--font);
}

.btn-primary {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(124, 58, 237, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
  border-color: var(--purple-light);
  background: rgba(124, 58, 237, 0.1);
}

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

.btn-purple:hover {
  background: var(--purple-dark);
  transform: translateY(-2px);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color:#5b21b6;
}

.logo-icon {
  width: 36px;
  height: 36px;
 
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}



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

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-700);
  position: relative;
}

.nav-link:hover,
.nav-link.active { color: var(--purple); }

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--purple);
  border-radius: 2px;
}

.header .btn-purple { padding: 10px 24px; font-size: 0.9rem; }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  transition: var(--transition);
}

/* Hero */
.hero {
  padding: 140px 0 80px;
  background: var(--dark);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--gray-300);
  margin-bottom: 28px;
  max-width: 520px;
}

.hero-features {
  margin-bottom: 32px;
}

.hero-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  color: var(--gray-300);
  font-size: 0.95rem;
}

.hero-features li::before {
  content: '✓';
  color: var(--purple-light);
  font-weight: 700;
}

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

.hero-chips {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  position: relative;
}

.chip {
  background: linear-gradient(145deg, rgba(124, 58, 237, 0.3), rgba(59, 130, 246, 0.2));
  border: 1px solid rgba(124, 58, 237, 0.4);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  backdrop-filter: blur(10px);
  box-shadow: 0 0 30px rgba(124, 58, 237, 0.2);
  animation: float 6s ease-in-out infinite;
}

.chip:nth-child(2) { animation-delay: -1.5s; }
.chip:nth-child(3) { animation-delay: -3s; }
.chip:nth-child(4) { animation-delay: -4.5s; }

.chip-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--purple-light);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Page Hero (inner pages) */
.page-hero {
  padding: 140px 0 80px;
  background: var(--dark);
  text-align: center;
  position: relative;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center top, rgba(124, 58, 237, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 20px;
  position: relative;
}

.page-hero p {
  font-size: 1.1rem;
  color: var(--gray-300);
  max-width: 680px;
  margin: 0 auto 32px;
  position: relative;
}

/* Stats */
.stats-section {
  padding: 60px 0;
  background: var(--dark);
}

.stats-label {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--gray-500);
  margin-bottom: 32px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  text-align: center;
}

.stat-item {
  padding: 24px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-item:last-child { border-right: none; }

.stat-number {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--gray-500);
}

/* Clients */
.clients-section {
  padding: 60px 0;
  background: var(--dark);
}

.clients-section h2 {
  text-align: center;
  font-size: 1.5rem;
  margin-bottom: 32px;
}

.clients-carousel {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 48px;
  overflow: hidden;
}

.clients-track {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 40px;
  flex-wrap: wrap;
}

.client-logo {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
  opacity: 0.7;
  white-space: nowrap;
  transition: opacity var(--transition);
}

.client-logo:hover { opacity: 1; }

/* Methodology / OS Cards */
.methodology-section {
  padding: 80px 0;
  background: var(--dark);
}

.os-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.os-card {
  background: var(--dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.os-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity var(--transition);
}

.os-card:hover {
  border-color: rgba(124, 58, 237, 0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

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

.os-card h3 {
  font-size: 1.25rem;
  margin-bottom: 4px;
}

.os-card .os-subtitle {
  font-size: 0.85rem;
  color: var(--purple-light);
  margin-bottom: 20px;
}

.os-card ul li {
  font-size: 0.875rem;
  color: var(--gray-300);
  padding: 6px 0;
  padding-left: 16px;
  position: relative;
}

.os-card ul li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--purple);
}

.os-card .learn-more {
  display: inline-block;
  margin-top: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--purple-light);
}

.os-card .learn-more:hover { color: var(--white); }

/* Process */
.process-section {
  padding: 80px 0;
  background: var(--dark-elevated);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.process-step {
  text-align: center;
  padding: 32px 20px;
  background: var(--dark-card);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: all var(--transition);
}

.process-step:hover {
  border-color: rgba(124, 58, 237, 0.3);
  transform: translateY(-4px);
}

.process-number {
  width: 48px;
  height: 48px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  margin: 0 auto 16px;
}

.process-step h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* CTA Banner */
.cta-banner {
  padding: 80px 0;
  background: var(--dark);
  text-align: center;
}

.cta-banner h2 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  margin-bottom: 12px;
}

.cta-banner p {
  color: var(--gray-300);
  margin-bottom: 32px;
}

/* Values / Feature Cards */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.value-card {
  background: var(--dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  transition: all var(--transition);
}

.value-card:hover {
  border-color: rgba(124, 58, 237, 0.3);
  transform: translateY(-4px);
}

.value-icon {
  width: 56px;
  height: 56px;
  background: rgba(124, 58, 237, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.5rem;
}

.value-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.value-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(124, 58, 237, 0.3);
}

.timeline-item {
  position: relative;
  padding-left: 64px;
  padding-bottom: 40px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 16px;
  top: 4px;
  width: 18px;
  height: 18px;
  background: var(--purple);
  border-radius: 50%;
  border: 3px solid var(--dark);
}

.timeline-item h4 {
  font-size: 1rem;
  color: var(--purple-light);
  margin-bottom: 4px;
}

.timeline-item h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

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

/* Team Grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.team-card {
  background: var(--dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
}

.team-card:hover {
  border-color: rgba(124, 58, 237, 0.3);
  transform: translateY(-4px);
}

.team-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.team-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* Solution Detail */
.solution-detail {
  padding: 80px 0;
}

.solution-detail:nth-child(even) {
  background: var(--dark-elevated);
}

.solution-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 60px;
}

.solution-header.reverse { direction: rtl; }
.solution-header.reverse > * { direction: ltr; }

.solution-badge {
  display: inline-block;
  background: rgba(124, 58, 237, 0.15);
  color: var(--purple-light);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 16px;
}

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

.feature-box {
  background: var(--dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: 24px;
}

.feature-box h4 {
  font-size: 1rem;
  margin-bottom: 12px;
  color: var(--purple-light);
}

.feature-box ul li {
  font-size: 0.875rem;
  color: var(--gray-300);
  padding: 4px 0;
  padding-left: 16px;
  position: relative;
}

.feature-box ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--purple);
  font-size: 0.75rem;
}

/* Work / Portfolio */
.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.work-card {
  background: var(--dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}

.work-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(124, 58, 237, 0.3);
}

.work-image {
  height: 200px;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.3), rgba(59, 130, 246, 0.2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.work-content {
  padding: 24px;
}

.work-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--purple-light);
  background: rgba(124, 58, 237, 0.15);
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 12px;
}

.work-content h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.work-content p {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.work-stats {
  display: flex;
  gap: 24px;
}

.work-stat strong {
  display: block;
  font-size: 1.25rem;
  color: var(--purple-light);
}

.work-stat span {
  font-size: 0.75rem;
  color: var(--gray-500);
}

/* Connect Page */
.connect-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.connect-card {
  background: var(--dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  transition: all var(--transition);
}

.connect-card:hover {
  border-color: rgba(124, 58, 237, 0.3);
  transform: translateY(-4px);
}

.connect-card h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.connect-card .connect-sub {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-bottom: 20px;
}

.connect-card ul {
  text-align: left;
  margin-bottom: 24px;
}

.connect-card ul li {
  font-size: 0.875rem;
  color: var(--gray-300);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
}

.connect-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--purple);
  font-size: 0.8rem;
}

/* Contact Form */
.contact-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--gray-300);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  background: var(--dark-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  color: var(--white);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--purple);
}

.form-group textarea { min-height: 140px; resize: vertical; }

.form-note {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-top: 12px;
}

.contact-info-card {
  background: var(--dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.contact-info-item {
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.contact-info-item:last-child { border-bottom: none; }

.contact-info-item h4 {
  font-size: 0.85rem;
  color: var(--purple-light);
  margin-bottom: 4px;
}

.contact-info-item p {
  font-size: 1rem;
  color: var(--white);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-card {
  text-align: center;
  padding: 24px 16px;
}

.step-card .step-num {
  width: 40px;
  height: 40px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin: 0 auto 12px;
}

.step-card h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.step-card p {
  font-size: 0.8rem;
  color: var(--gray-500);
}

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

.principle-card {
  background: var(--dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.principle-card h4 {
  font-size: 1rem;
  color: var(--purple-light);
  margin-bottom: 8px;
}

.principle-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* Approach Steps */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.approach-step {
  text-align: center;
  padding: 24px;
}

.approach-step h4 {
  font-size: 1rem;
  margin-top: 12px;
}

.approach-step .approach-icon {
  width: 64px;
  height: 64px;
  background: rgba(124, 58, 237, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  font-size: 1.5rem;
}

/* Footer */
.footer {
  background: var(--dark-elevated);
  padding: 60px 0 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin: 16px 0;
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--purple);
}

.footer-col h5 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 16px;
}

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

.footer-col ul li a {
  font-size: 0.875rem;
  color: var(--gray-300);
}

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

.footer-contact p {
  font-size: 0.875rem;
  color: var(--gray-300);
  margin-bottom: 8px;
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* Section spacing utility */
.section { padding: 80px 0; }

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

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid,
  .solution-header,
  .contact-section { grid-template-columns: 1fr; }

  .os-grid,
  .process-grid,
  .team-grid,
  .steps-grid,
  .approach-grid { grid-template-columns: repeat(2, 1fr); }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item { border-bottom: 1px solid rgba(255, 255, 255, 0.08); }

  .work-grid,
  .solution-features,
  .connect-options,
  .values-grid,
  .principles-grid { grid-template-columns: repeat(2, 1fr); }

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

  .solution-header.reverse { direction: ltr; }
}

@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    transform: translateY(-120%);
    opacity: 0;
    transition: all var(--transition);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
  }

  .menu-toggle { display: flex; }

  .header .btn-purple { display: none; }

  .hero { padding: 120px 0 60px; }
  .hero-visual { display: none; }

  .os-grid,
  .process-grid,
  .team-grid,
  .steps-grid,
  .approach-grid,
  .work-grid,
  .solution-features,
  .connect-options,
  .values-grid,
  .principles-grid { grid-template-columns: 1fr; }

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