/* ==========================================================================
   INNOVORTEX TECHNOLOGIES — Ultra-Clean Minimalist Corporate Design System
   Location: Hinjawadi IT Park, Pune, Maharashtra, India
   Primary Accent: Electric Orange (#FF5E14)
   Theme: Minimalist Pristine Slate & Breathable White Space
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
  --bg-light: #FAFAFC;
  --bg-section: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-card-hover: #FFFFFF;
  --bg-nav: rgba(255, 255, 255, 0.92);
  
  --primary: #FF5E14;
  --primary-glow: rgba(255, 94, 20, 0.2);
  --primary-light: #FF8243;
  --accent-amber: #F59E0B;
  --accent-cyan: #0284C7;
  
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-dim: #64748B;
  
  --border-light: #E2E8F0;
  --border-subtle: #F1F5F9;
  --border-glow: rgba(255, 94, 20, 0.35);
  
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-card: 0 8px 24px -4px rgba(15, 23, 42, 0.05);
  --shadow-hover: 0 16px 36px -8px rgba(255, 94, 20, 0.18);
}

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

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

body {
  background-color: var(--bg-light);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

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

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

.section-padding {
  padding: 120px 0;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 28px;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: rgba(255, 94, 20, 0.06);
  border: 1px solid rgba(255, 94, 20, 0.2);
  color: var(--primary);
  font-size: 0.825rem;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--primary);
  box-shadow: 0 0 8px var(--primary);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 94, 20, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(255, 94, 20, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 94, 20, 0); }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.975rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, #E04800 100%);
  color: #FFFFFF;
  box-shadow: 0 8px 20px -4px rgba(255, 94, 20, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -4px rgba(255, 94, 20, 0.5);
}

.btn-outline {
  background: #FFFFFF;
  color: var(--text-main);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
  background: #F8FAFC;
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

/* Glass Card Component */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

/* Header & Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
  background: var(--bg-nav);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
}

.navbar.scrolled {
  padding: 14px 0;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
}

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

.logo-brand img {
  height: 44px;
  width: auto;
  transition: var(--transition);
}

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

.nav-link {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
  border-radius: 2px;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--text-main);
  background: none;
  border: none;
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding-top: 140px;
  padding-bottom: 80px;
  overflow: hidden;
  background: radial-gradient(circle at 50% 10%, rgba(255, 94, 20, 0.04) 0%, rgba(250, 250, 252, 1) 70%);
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
  color: var(--text-main);
}

.hero-subtitle {
  font-size: 1.175rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-bottom: 60px;
}

/* Impact Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
  z-index: 2;
  margin-top: 40px;
}

.stat-card {
  text-align: center;
  padding: 24px;
  background: #FFFFFF;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 900;
  font-family: var(--font-heading);
  color: var(--primary);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.825rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 56px auto;
}

.section-title {
  font-size: 2.4rem;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* Workflow Section (01 Define -> 02 Design -> 03 Build -> 04 Scale) */
.workflow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

.workflow-card {
  position: relative;
  height: 100%;
}

.step-num {
  font-size: 3.2rem;
  font-weight: 900;
  color: rgba(255, 94, 20, 0.1);
  font-family: var(--font-heading);
  position: absolute;
  top: 16px;
  right: 20px;
  transition: var(--transition);
}

.workflow-card:hover .step-num {
  color: var(--primary);
  transform: scale(1.08);
}

.workflow-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(255, 94, 20, 0.08);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 24px;
}

.workflow-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.workflow-text {
  font-size: 0.925rem;
  color: var(--text-muted);
}

/* Solutions Suite Section */
.services-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}

.tab-btn {
  padding: 10px 22px;
  border-radius: var(--radius-full);
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.tab-btn:hover, .tab-btn.active {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
  box-shadow: 0 6px 18px var(--primary-glow);
}

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

.service-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(255, 94, 20, 0.08);
  border: 1px solid rgba(255, 94, 20, 0.15);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}

.service-tag {
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: #F1F5F9;
  color: var(--text-muted);
}

.service-title {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.service-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  margin-bottom: 24px;
}

.service-features li {
  font-size: 0.85rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.service-features i {
  color: var(--primary);
}

/* Estimator / Quote Calculator Widget */
.estimator-container {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-card);
}

.estimator-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
}

.estimator-group {
  margin-bottom: 24px;
}

.estimator-label {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-main);
}

.option-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.option-card {
  padding: 12px;
  border-radius: var(--radius-md);
  background: #F8FAFC;
  border: 1px solid var(--border-light);
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.option-card:hover, .option-card.selected {
  background: rgba(255, 94, 20, 0.06);
  border-color: var(--primary);
  color: var(--primary);
}

.option-card i {
  font-size: 1.4rem;
  color: var(--primary);
  display: block;
  margin-bottom: 6px;
}

.range-slider {
  width: 100%;
  accent-color: var(--primary);
}

.price-display-box {
  background: rgba(255, 94, 20, 0.04);
  border: 1px dashed var(--primary);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.price-val {
  font-size: 2.5rem;
  font-weight: 900;
  font-family: var(--font-heading);
  color: var(--primary);
}

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

.portfolio-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--border-glow);
}

.portfolio-img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.portfolio-card:hover .portfolio-img {
  transform: scale(1.05);
}

.portfolio-content {
  padding: 24px;
}

.portfolio-cat {
  font-size: 0.725rem;
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.portfolio-title {
  font-size: 1.175rem;
  margin-bottom: 8px;
}

/* Tech Stack Grid */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 22px 14px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.tech-item:hover {
  background: #FFFFFF;
  border-color: var(--primary);
  box-shadow: 0 8px 20px -4px rgba(255, 94, 20, 0.15);
  transform: translateY(-3px);
}

.tech-item i {
  font-size: 2rem;
  margin-bottom: 8px;
}

.tech-item span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

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

.testimonial-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.stars {
  color: var(--accent-amber);
  margin-bottom: 14px;
  font-size: 1rem;
}

.quote-text {
  font-size: 0.925rem;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 20px;
}

.client-info {
  display: flex;
  align-items: center;
  gap: 14px;
}

.client-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
}

.client-name {
  font-size: 0.95rem;
  font-weight: 700;
}

.client-role {
  font-size: 0.775rem;
  color: var(--text-dim);
}

/* FAQ Accordion */
.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  border-radius: var(--radius-md);
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-header {
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
}

.faq-icon {
  transition: var(--transition);
  color: var(--primary);
}

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

.faq-body {
  padding: 0 22px 18px 22px;
  color: var(--text-muted);
  font-size: 0.925rem;
  display: none;
}

.faq-item.active .faq-body {
  display: block;
}

/* Contact Hub Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 28px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 94, 20, 0.08);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.form-group {
  margin-bottom: 18px;
}

.form-control {
  width: 100%;
  padding: 13px 18px;
  border-radius: var(--radius-md);
  background: #F8FAFC;
  border: 1px solid var(--border-light);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.925rem;
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary);
  background: #FFFFFF;
  box-shadow: 0 0 10px var(--primary-glow);
}

textarea.form-control {
  min-height: 110px;
  resize: vertical;
}

/* Floating AI Assistant Trigger & Widget */
.ai-chat-trigger {
  position: fixed;
  bottom: 30px;
  right: 100px;
  height: 56px;
  padding: 0 20px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: #FFFFFF;
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: 0 8px 20px rgba(255, 94, 20, 0.25);
  z-index: 999;
  cursor: pointer;
  transition: var(--transition);
}

.ai-chat-trigger:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(255, 94, 20, 0.35);
  border-color: var(--primary);
}

.ai-chat-trigger i {
  font-size: 1.15rem;
  color: var(--primary);
}

.ai-chat-drawer {
  position: fixed;
  bottom: 96px;
  right: 30px;
  width: 370px;
  max-width: calc(100vw - 40px);
  height: 500px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.15);
  z-index: 1000;
  display: none;
  flex-direction: column;
  overflow: hidden;
  animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.ai-chat-header {
  background: #0F172A;
  color: #FFFFFF;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ai-chat-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.95rem;
}

.ai-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 6px #10B981;
}

.ai-chat-close {
  background: none;
  border: none;
  color: #94A3B8;
  font-size: 1.1rem;
  cursor: pointer;
}

.ai-chat-close:hover {
  color: #FFFFFF;
}

.ai-chat-messages {
  flex: 1;
  padding: 18px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #F8FAFC;
}

.chat-msg {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  line-height: 1.45;
}

.chat-msg.bot {
  background: #FFFFFF;
  color: var(--text-main);
  border: 1px solid var(--border-light);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
  box-shadow: var(--shadow-sm);
}

.chat-msg.user {
  background: var(--primary);
  color: #FFFFFF;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.ai-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.chip-btn {
  padding: 5px 10px;
  border-radius: var(--radius-full);
  background: #F1F5F9;
  border: 1px solid var(--border-light);
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.chip-btn:hover {
  background: rgba(255, 94, 20, 0.08);
  border-color: var(--primary);
  color: var(--primary);
}

.ai-chat-input-box {
  padding: 10px 14px;
  background: #FFFFFF;
  border-top: 1px solid var(--border-light);
  display: flex;
  gap: 8px;
}

.ai-chat-input {
  flex: 1;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  font-size: 0.875rem;
  outline: none;
}

.ai-chat-input:focus {
  border-color: var(--primary);
}

.ai-send-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: #FFFFFF;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.35);
  z-index: 999;
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 25px rgba(37, 211, 102, 0.5);
}

/* Footer */
.footer {
  background: #0F172A;
  color: #FFFFFF;
  padding: 80px 0 30px 0;
}

.footer .footer-title {
  color: #FFFFFF;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 36px;
  margin-bottom: 60px;
}

.footer-logo img {
  height: 42px;
  margin-bottom: 18px;
}

.footer-desc {
  color: #94A3B8;
  font-size: 0.875rem;
  margin-bottom: 20px;
}

.footer-title {
  font-size: 1.05rem;
  margin-bottom: 18px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.875rem;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #64748B;
  font-size: 0.85rem;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-title { font-size: 2.75rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .workflow-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: repeat(4, 1fr); }
  .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .estimator-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .mobile-toggle { display: block; }
  .hero-title { font-size: 2.1rem; }
  .stats-grid { grid-template-columns: 1fr; }
  .workflow-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .tech-grid { grid-template-columns: repeat(3, 1fr); }
  .testimonial-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; text-anchor: center; }
  .ai-chat-trigger { right: 20px; bottom: 95px; }
  .whatsapp-float { right: 20px; bottom: 25px; }
}