/* ============================================
   Mela Moloi — Agentic Engineer
   Portfolio Landing Page Styles
   ============================================ */

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: #141414;
  --bg-card-hover: #1a1a1a;
  --accent: #00d4ff;
  --accent-glow: rgba(0, 212, 255, 0.15);
  --accent-glow-strong: rgba(0, 212, 255, 0.3);
  --accent-secondary: #00ff88;
  --text-primary: #f0f0f0;
  --text-secondary: #a0a0a0;
  --text-muted: #666666;
  --border: #1e1e1e;
  --border-hover: #2a2a2a;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --max-width: 1200px;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

.section {
  padding: 100px 0;
  position: relative;
}

.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  padding: 6px 16px;
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 100px;
  background: rgba(0, 212, 255, 0.05);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

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

.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.8; }
}

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

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background var(--transition-base), backdrop-filter var(--transition-base);
}

.nav.scrolled {
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  letter-spacing: 0.3px;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-cta {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--bg-primary) !important;
  background: var(--accent);
  padding: 8px 20px;
  border-radius: 100px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta:hover {
  color: var(--bg-primary) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-glow-strong);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

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

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 100px;
}

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

.hero-bg::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 20%, rgba(0, 212, 255, 0.08) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 80%, rgba(0, 255, 136, 0.05) 0%, transparent 50%),
              radial-gradient(ellipse at 50% 50%, rgba(0, 212, 255, 0.03) 0%, transparent 70%);
  animation: gradientShift 15s ease infinite;
  background-size: 200% 200%;
}

.hero-bg::after {
  content: '';
  position: absolute;
  top: 20%;
  right: 10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.06) 0%, transparent 70%);
  animation: pulse 6s ease-in-out infinite;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  padding: 8px 20px;
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 100px;
  background: rgba(0, 212, 255, 0.05);
  animation: fadeInUp 0.8s ease forwards;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 12px;
  letter-spacing: -2px;
  animation: fadeInUp 0.8s ease 0.15s both;
}

.hero-name .accent-text {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 28px;
  letter-spacing: 0.5px;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-tagline {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 1.7;
  animation: fadeInUp 0.8s ease 0.45s both;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--bg-primary);
  background: linear-gradient(135deg, var(--accent) 0%, #00b8e6 100%);
  padding: 16px 36px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  animation: fadeInUp 0.8s ease 0.6s both;
  text-decoration: none;
}

.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px var(--accent-glow-strong);
  color: var(--bg-primary);
}

.hero-cta svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.hero-cta:hover svg {
  transform: translateX(3px);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fadeIn 1s ease 1.2s both;
}

.hero-scroll-indicator span {
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: pulse 2s ease-in-out infinite;
}

/* ---------- What I Build ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3), 0 0 60px var(--accent-glow);
}

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

.service-icon {
  font-size: 2rem;
  margin-bottom: 20px;
  display: inline-block;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.service-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ---------- Live Systems ---------- */
.systems {
  background: var(--bg-secondary);
}

.systems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.system-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  position: relative;
}

.system-card::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
}

.system-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 212, 255, 0.3);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2), 0 0 40px var(--accent-glow);
}

.system-card:hover::after {
  opacity: 1;
}

.system-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent-secondary);
  margin-bottom: 16px;
}

.system-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-secondary);
  animation: pulse 2s ease-in-out infinite;
}

.system-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.system-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- Credentials ---------- */
.credentials-content {
  margin-top: 48px;
}

.creds-institutions {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 48px;
  justify-content: center;
}

.cred-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: border-color var(--transition-fast);
}

.cred-badge:hover {
  border-color: var(--border-hover);
}

.cred-badge .cred-icon {
  font-size: 1.5rem;
}

.certs-section {
  margin-bottom: 48px;
}

.certs-section h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 20px;
  text-align: center;
}

.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.cert-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast);
}

.cert-item:hover {
  border-color: var(--border-hover);
}

.cert-item span:first-child {
  color: var(--text-primary);
  font-weight: 500;
}

.cert-item span:last-child {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.tech-stack {
  text-align: center;
}

.tech-stack h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.tech-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.tech-badge:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---------- Pricing ---------- */
.pricing {
  background: var(--bg-secondary);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  position: relative;
}

.pricing-card.featured {
  border-color: var(--accent);
  box-shadow: 0 0 60px var(--accent-glow);
}

.pricing-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), #00b8e6);
  color: var(--bg-primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3);
}

.pricing-card.featured:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 60px var(--accent-glow-strong);
}

.pricing-tier {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.pricing-price {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.pricing-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 28px;
  flex: 1;
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-features li {
  font-size: 0.875rem;
  color: var(--text-secondary);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.pricing-features li::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.pricing-btn {
  display: block;
  text-align: center;
  padding: 14px 24px;
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid var(--border);
  color: var(--text-primary);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.pricing-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

.pricing-btn.primary {
  background: linear-gradient(135deg, var(--accent), #00b8e6);
  color: var(--bg-primary);
  border: none;
}

.pricing-btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-glow-strong);
  color: var(--bg-primary);
}

.pricing-note {
  text-align: center;
  margin-top: 32px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.pricing-note strong {
  color: var(--text-secondary);
}

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
}

.testimonial-card::before {
  content: '\201C';
  font-family: Georgia, serif;
  font-size: 4rem;
  color: rgba(0, 212, 255, 0.15);
  position: absolute;
  top: 16px;
  left: 24px;
  line-height: 1;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

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

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--bg-primary);
}

.testimonial-info h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.testimonial-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---------- Contact ---------- */
.contact {
  background: var(--bg-secondary);
  text-align: center;
}

.contact-content {
  max-width: 600px;
  margin: 0 auto;
  margin-top: 48px;
}

.contact-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--bg-primary);
  background: linear-gradient(135deg, var(--accent) 0%, #00b8e6 100%);
  padding: 18px 40px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
  margin-bottom: 36px;
}

.contact-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px var(--accent-glow-strong);
  color: var(--bg-primary);
}

.contact-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 32px 0;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.contact-divider::before,
.contact-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.contact-dm {
  margin-top: 28px;
  padding: 20px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: inline-block;
}

.contact-dm p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.contact-dm strong {
  color: var(--accent);
  font-weight: 600;
}

/* ---------- Footer ---------- */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.footer .footer-tagline {
  color: var(--text-secondary);
  margin-bottom: 4px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .systems-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .pricing-card:last-child {
    grid-column: 1 / -1;
    max-width: 400px;
    margin: 0 auto;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 72px 0;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
  }

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

  .nav-toggle {
    display: flex;
  }

  .nav-cta {
    display: none;
  }

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

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

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

  .pricing-card:last-child {
    max-width: 100%;
  }

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

  .creds-institutions {
    flex-direction: column;
    align-items: center;
  }

  .hero-name {
    letter-spacing: -1px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero {
    padding: 100px 0 80px;
  }

  .service-card {
    padding: 28px;
  }

  .system-card {
    padding: 24px;
  }

  .pricing-card {
    padding: 32px 24px;
  }
}