/* ============================================
   TathyaQuest — Landing Page Styles
   Sarvam-inspired clean design + app's indigo palette
   ============================================ */

:root {
  /* App dark mode palette */
  --bg-primary: #0c0a1a;
  --bg-secondary: #110e24;
  --bg-card: rgba(30, 23, 80, 0.4);
  --bg-card-solid: #1a1548;
  --bg-card-hover: rgba(45, 37, 104, 0.5);
  --border: rgba(196, 181, 253, 0.1);
  --border-light: rgba(196, 181, 253, 0.2);

  --text-primary: #f0edf8;
  --text-secondary: #a8a0c0;
  --text-muted: #7a7296;

  /* Accent — warm saffron from app */
  --accent: #f4a261;
  --accent-light: #fbbf24;
  --accent-glow: rgba(244, 162, 97, 0.12);

  /* Deep indigo — the "punch" */
  --indigo: #c4b5fd;
  --indigo-solid: #2d1b69;
  --indigo-glow: rgba(196, 181, 253, 0.08);

  /* Gradients matching app */
  --gradient-hero: linear-gradient(135deg, #c4b5fd 0%, #f4a261 50%, #fb7185 100%);
  --gradient-subtle: linear-gradient(135deg, rgba(196,181,253,0.06), rgba(244,162,97,0.04));

  --radius: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-devanagari: 'Noto Sans Devanagari', 'Inter', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Nav (Sarvam-style: clean, floating, glass) ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(12, 10, 26, 0.7);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}

.nav.scrolled {
  border-bottom-color: var(--border);
  background: rgba(12, 10, 26, 0.9);
}

.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: baseline;
  gap: 8px;
  text-decoration: none;
}

.logo-text {
  font-family: var(--font-devanagari);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--indigo);
}

.logo-sub {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
  letter-spacing: 0.01em;
}

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

.nav-cta {
  background: var(--indigo-solid) !important;
  color: #fff !important;
  padding: 10px 24px !important;
  border-radius: var(--radius-full) !important;
  font-weight: 600 !important;
  transition: all 0.25s !important;
}

.nav-cta:hover {
  background: #3b2a80 !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(45, 27, 105, 0.4);
}

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

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s;
}

.nav-mobile {
  display: none;
  flex-direction: column;
  padding: 16px 24px 24px;
  gap: 16px;
  border-top: 1px solid var(--border);
}

.nav-mobile a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
}

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

.nav-mobile .nav-cta {
  display: inline-block;
  text-align: center;
  margin-top: 8px;
}

/* ---- Hero (Sarvam-inspired: generous spacing, clean type) ---- */
.hero {
  position: relative;
  padding: 180px 0 120px;
  text-align: center;
  overflow: hidden;
}

/* Decorative blobs — matching app */
.hero-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 1200px;
  height: 900px;
  background:
    radial-gradient(ellipse at 30% 40%, rgba(196,181,253,0.07) 0%, rgba(196,181,253,0.02) 30%, transparent 70%),
    radial-gradient(ellipse at 70% 60%, rgba(244,162,97,0.04) 0%, rgba(244,162,97,0.01) 30%, transparent 70%);
  pointer-events: none;
  filter: blur(40px);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--indigo-glow);
  border: 1px solid rgba(196,181,253,0.15);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--indigo);
  letter-spacing: 0.02em;
  margin-bottom: 32px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--indigo);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin-bottom: 28px;
  color: var(--text-primary);
}

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

.hero-sub {
  max-width: 580px;
  margin: 0 auto 48px;
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.75;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(.25,1,.5,1);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--indigo-solid);
  color: #fff;
}

.btn-primary:hover {
  background: #3b2a80;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(45, 27, 105, 0.4);
}

.btn-secondary {
  background: rgba(196,181,253,0.08);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

.btn-secondary:hover {
  background: rgba(196,181,253,0.14);
  border-color: var(--indigo);
  transform: translateY(-2px);
}

.hero-langs {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.hero-lang {
  font-family: var(--font-devanagari);
  font-size: 1.1rem;
  color: var(--text-muted);
  transition: color 0.3s;
  cursor: default;
}

.hero-lang:hover {
  color: var(--indigo);
}

/* ---- Sections (Sarvam-style: very generous vertical rhythm) ---- */
.section {
  padding: 120px 0;
  position: relative;
}

.section-dark {
  background: var(--bg-secondary);
}

/* Subtle top fade between sections */
.section-dark::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
  pointer-events: none;
}

.section-header {
  text-align: center;
  margin-bottom: 72px;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
  line-height: 1.15;
}

.section-sub {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ---- Pipeline (cleaner, more spacious) ---- */
.pipeline {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pipeline-step {
  flex: 1;
  min-width: 180px;
  max-width: 200px;
  text-align: center;
  padding: 28px 16px;
}

.step-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: var(--indigo-glow);
  border: 1px solid rgba(196,181,253,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  color: var(--indigo);
  transition: all 0.3s;
}

.pipeline-step:hover .step-icon {
  background: rgba(196,181,253,0.14);
  border-color: rgba(196,181,253,0.25);
  transform: translateY(-2px);
}

.step-num {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 8px;
  letter-spacing: 0.08em;
}

.pipeline-step h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.pipeline-step p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.pipeline-arrow {
  color: var(--text-muted);
  font-size: 1.5rem;
  margin-top: 68px;
  flex-shrink: 0;
  opacity: 0.4;
}

/* ---- Moat (Sarvam-style: two-col with strong visual) ---- */
.moat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.moat-content .section-title {
  text-align: left;
}

.moat-content .section-label {
  text-align: left;
}

.moat-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 40px;
}

.moat-text strong {
  color: var(--text-primary);
}

.moat-features {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.moat-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.moat-feature-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 14px;
  background: var(--indigo-glow);
  border: 1px solid rgba(196,181,253,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--indigo);
  transition: all 0.3s;
}

.moat-feature:hover .moat-feature-icon {
  background: rgba(196,181,253,0.14);
  transform: scale(1.05);
}

.moat-feature h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.moat-feature p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ---- Moat Visual Card (app-style verdict card) ---- */
.moat-visual {
  display: flex;
  justify-content: center;
}

.moat-card {
  background: rgba(30, 23, 80, 0.5);
  border: 1px solid rgba(196,181,253,0.12);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 380px;
  width: 100%;
  box-shadow:
    0 24px 64px rgba(0,0,0,0.3),
    0 0 0 1px rgba(196,181,253,0.05);
  backdrop-filter: blur(8px);
}

.moat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.moat-card-badge {
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.verdict-false {
  background: rgba(248,113,113,0.12);
  color: #f87171;
}

.moat-card-confidence {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.moat-card-claim {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.55;
  font-style: italic;
  margin-bottom: 18px;
}

.moat-card-divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 18px;
}

.moat-card-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.moat-card-regional {
  font-family: var(--font-devanagari);
  font-size: 0.95rem;
  color: var(--text-primary);
  line-height: 1.65;
  margin-bottom: 18px;
}

.moat-card-audio {
  background: rgba(196,181,253,0.06);
  border: 1px solid rgba(196,181,253,0.1);
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.audio-wave {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 24px;
}

.audio-wave span {
  width: 3px;
  background: var(--indigo);
  border-radius: 3px;
  animation: wave 1.2s ease-in-out infinite;
}

.audio-wave span:nth-child(1)  { height: 8px;  animation-delay: 0s; }
.audio-wave span:nth-child(2)  { height: 14px; animation-delay: 0.1s; }
.audio-wave span:nth-child(3)  { height: 20px; animation-delay: 0.2s; }
.audio-wave span:nth-child(4)  { height: 12px; animation-delay: 0.3s; }
.audio-wave span:nth-child(5)  { height: 18px; animation-delay: 0.15s; }
.audio-wave span:nth-child(6)  { height: 10px; animation-delay: 0.25s; }
.audio-wave span:nth-child(7)  { height: 22px; animation-delay: 0.35s; }
.audio-wave span:nth-child(8)  { height: 14px; animation-delay: 0.05s; }
.audio-wave span:nth-child(9)  { height: 16px; animation-delay: 0.2s; }
.audio-wave span:nth-child(10) { height: 8px;  animation-delay: 0.3s; }
.audio-wave span:nth-child(11) { height: 18px; animation-delay: 0.1s; }
.audio-wave span:nth-child(12) { height: 12px; animation-delay: 0.25s; }
.audio-wave span:nth-child(13) { height: 20px; animation-delay: 0.15s; }
.audio-wave span:nth-child(14) { height: 10px; animation-delay: 0.35s; }
.audio-wave span:nth-child(15) { height: 14px; animation-delay: 0.05s; }

@keyframes wave {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(0.4); }
}

.audio-label {
  font-size: 0.8rem;
  color: var(--indigo);
  font-weight: 500;
}

/* ---- Languages Grid (elevated card style) ---- */
.lang-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 800px;
  margin: 0 auto;
}

.lang-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  transition: all 0.35s cubic-bezier(.25,1,.5,1);
  cursor: default;
  backdrop-filter: blur(8px);
}

.lang-card:hover {
  border-color: rgba(196,181,253,0.25);
  background: var(--bg-card-hover);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.2), 0 0 0 1px rgba(196,181,253,0.1);
}

.lang-native {
  display: block;
  font-family: var(--font-devanagari);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 8px;
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lang-name {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.lang-code {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: 'SF Mono', 'Fira Code', monospace;
}

/* ---- Tech Grid (Sarvam-style: clean cards with subtle hover) ---- */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tech-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.35s cubic-bezier(.25,1,.5,1);
  backdrop-filter: blur(8px);
}

.tech-card:hover {
  border-color: rgba(196,181,253,0.2);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.15);
}

.tech-card-icon {
  font-size: 2rem;
  margin-bottom: 18px;
}

.tech-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.tech-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 18px;
}

.tech-tag {
  display: inline-block;
  padding: 5px 14px;
  background: var(--indigo-glow);
  border: 1px solid rgba(196,181,253,0.1);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--indigo);
  letter-spacing: 0.03em;
}

/* ---- CTA Section ---- */
.cta-section {
  text-align: center;
  padding: 140px 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 500px;
  background:
    radial-gradient(ellipse at 40% 50%, rgba(196,181,253,0.06), transparent 60%),
    radial-gradient(ellipse at 60% 50%, rgba(244,162,97,0.04), transparent 60%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
  line-height: 1.15;
}

.cta-sub {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

/* ---- Footer (Sarvam-style: minimal, clean) ---- */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 36px;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.footer-links {
  display: flex;
  gap: 28px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

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

.powered-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 22px 10px 14px;
  background: linear-gradient(135deg, rgba(196,181,253,0.08), rgba(244,162,97,0.04));
  border: 1px solid rgba(196,181,253,0.15);
  border-radius: var(--radius);
  text-decoration: none;
  transition: all 0.35s cubic-bezier(.25,1,.5,1);
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.powered-badge:hover {
  background: linear-gradient(135deg, rgba(196,181,253,0.14), rgba(244,162,97,0.08));
  border-color: rgba(196,181,253,0.3);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0,0,0,0.25), 0 0 0 1px rgba(196,181,253,0.08);
}

.powered-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: rgba(196,181,253,0.1);
  border-radius: 8px;
  color: var(--indigo);
  flex-shrink: 0;
}

.powered-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.powered-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.powered-name {
  font-size: 0.95rem;
  color: var(--indigo);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.powered-arrow {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: transform 0.3s, color 0.3s;
  margin-left: 4px;
}

.powered-badge:hover .powered-arrow {
  transform: translate(2px, -2px);
  color: var(--indigo);
}

/* ---- Disclaimer ---- */
.disclaimer {
  display: inline-flex;
  align-items: flex-start;
  gap: 10px;
  max-width: 600px;
  margin-top: 36px;
  padding: 16px 22px;
  background: rgba(196, 181, 253, 0.04);
  border: 1px solid rgba(196, 181, 253, 0.08);
  border-radius: var(--radius);
  text-align: left;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.disclaimer svg {
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.disclaimer strong {
  color: var(--text-primary);
}

/* ---- Animations (Sarvam-style: smooth cubic bezier) ---- */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(.25,1,.5,1), transform 0.7s cubic-bezier(.25,1,.5,1);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delays for grid items */
.pipeline-step:nth-child(1) .fade-in,
.lang-card:nth-child(1),
.tech-card:nth-child(1) { transition-delay: 0ms; }
.pipeline-step:nth-child(3),
.lang-card:nth-child(2),
.tech-card:nth-child(2) { transition-delay: 80ms; }
.pipeline-step:nth-child(5),
.lang-card:nth-child(3),
.tech-card:nth-child(3) { transition-delay: 160ms; }
.pipeline-step:nth-child(7),
.lang-card:nth-child(4),
.tech-card:nth-child(4) { transition-delay: 240ms; }
.pipeline-step:nth-child(9),
.lang-card:nth-child(5),
.tech-card:nth-child(5) { transition-delay: 320ms; }
.lang-card:nth-child(6),
.tech-card:nth-child(6) { transition-delay: 400ms; }

/* ---- Floating Donate Button ---- */
.donate-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 90;
  transition: all 0.3s cubic-bezier(.25,1,.5,1);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.donate-float:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.donate-float img {
  display: block;
  border-radius: 12px;
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .audio-wave span {
    animation: none !important;
  }
  .badge-dot {
    animation: none !important;
  }
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .moat-grid {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .moat-content .section-title,
  .moat-content .section-label {
    text-align: center;
  }

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

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

  .pipeline-arrow {
    display: none;
  }

  .pipeline {
    gap: 0;
  }

  .pipeline-step {
    min-width: 140px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

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

  .hero {
    padding: 140px 0 80px;
  }

  .section {
    padding: 80px 0;
  }

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

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

  .pipeline-step {
    min-width: 100%;
    max-width: 100%;
  }

  .footer-top {
    flex-direction: column;
    gap: 24px;
    align-items: center;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .lang-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}