/* Clariva Digital Marketing Agency - Master Stylesheet (Mobile-Optimized) */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Brand Palette from Flyer */
  --primary-purple: #5B0EAB;
  --electric-violet: #8B2FC9;
  --deep-violet: #380778;
  --neon-magenta: #C742FF;
  --glow-pink: #F39EFF;
  --lavender-light: #E0AAFF;
  --light-bg: #F8F5FE;
  
  /* Dark Glass Theme Base */
  --bg-dark: #0A0617;
  --bg-card: rgba(26, 14, 48, 0.75);
  --bg-card-hover: rgba(43, 23, 79, 0.9);
  --glass-border: rgba(224, 170, 255, 0.18);
  --glass-glow: rgba(139, 47, 201, 0.35);
  
  /* Text & Accents */
  --text-main: #FFFFFF;
  --text-sub: #D1C4E9;
  --text-muted: #9E8DB7;
  --gradient-brand: linear-gradient(135deg, #5B0EAB 0%, #8B2FC9 50%, #C742FF 100%);
  --gradient-button: linear-gradient(90deg, #6B11C4 0%, #9D36E7 100%);
  
  /* Spacing & Transitions */
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-full: 9999px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}

body {
  line-height: 1.6;
  background: radial-gradient(circle at 15% 15%, rgba(91, 14, 171, 0.35) 0%, transparent 45%),
              radial-gradient(circle at 85% 75%, rgba(139, 47, 201, 0.25) 0%, transparent 50%),
              var(--bg-dark);
  min-height: 100vh;
  padding-bottom: 70px; /* Space for mobile sticky bottom bar */
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  letter-spacing: -0.02em;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: inherit;
}

/* Display Utilities */
.desktop-only {
  display: flex !important;
}

.mobile-only {
  display: none !important;
}

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.2rem;
}

/* Glassmorphism Panel */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4), inset 0 1px 1px rgba(255, 255, 255, 0.1);
}

/* Badge */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  background: rgba(139, 47, 201, 0.25);
  border: 1px solid rgba(224, 170, 255, 0.4);
  color: var(--lavender-light);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* Gradient Text */
.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Header & Nav */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition-normal);
}

.header.scrolled {
  padding: 0.6rem 0;
  background: rgba(10, 6, 23, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 8px 25px rgba(0,0,0,0.5);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.25rem;
  color: #fff;
}

.logo-img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: contain;
  background: #ffffff;
  padding: 3px;
  border: 2px solid var(--neon-magenta);
  box-shadow: 0 0 10px var(--neon-magenta);
}

.logo span {
  font-family: 'Outfit', sans-serif;
  background: linear-gradient(90deg, #FFFFFF, var(--lavender-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}

.logo small {
  display: block;
  font-size: 0.6rem;
  color: var(--neon-magenta);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 800;
}

.nav-toggle {
  display: none;
  background: transparent;
  color: #fff;
  font-size: 1.6rem;
  padding: 0.5rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-sub);
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--lavender-light);
}

.header-ctas {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.btn-primary {
  background: var(--gradient-button);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: 0 4px 15px rgba(139, 47, 201, 0.4);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-outline {
  background: rgba(255,255,255,0.05);
  color: var(--text-main);
  border: 1px solid var(--glass-border);
}

.btn-whatsapp {
  background: #25D366;
  color: #fff;
}

/* Hero Section */
.hero {
  padding: 8rem 0 4rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.2rem;
  line-height: 1.15;
  font-weight: 800;
  margin: 1rem 0;
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--text-sub);
  margin-bottom: 1.8rem;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.contact-quick-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.75rem 1.2rem;
  background: rgba(43, 23, 79, 0.7);
  border: 1px solid var(--neon-magenta);
  border-radius: var(--radius-md);
  box-shadow: 0 0 15px rgba(199, 66, 255, 0.25);
}

.contact-quick-pill .phone-num {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
}

.hero-card-preview {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  box-shadow: 0 15px 40px rgba(0,0,0,0.5);
}

.hero-card-preview img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

.hero-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(10,6,23,0.95), transparent);
}

/* SECTION: Service Ecosystem */
.ecosystem-section {
  padding: 4rem 0;
}

.section-title {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-title h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.8rem;
}

.section-title p {
  color: var(--text-sub);
  font-size: 1rem;
}

/* Desktop Hub Diagram */
.hub-wrapper {
  position: relative;
  width: 100%;
  max-width: 850px;
  height: 580px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hub-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.hub-line {
  stroke: rgba(224, 170, 255, 0.3);
  stroke-dasharray: 6 6;
  stroke-width: 2.5;
  transition: var(--transition-normal);
}

.hub-line.active {
  stroke: var(--neon-magenta);
  stroke-dasharray: none;
  stroke-width: 3.5;
  filter: drop-shadow(0 0 8px var(--neon-magenta));
}

.center-node {
  position: absolute;
  z-index: 10;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: radial-gradient(circle, #380778 0%, #1A0E30 100%);
  border: 4px solid var(--neon-magenta);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1rem;
  box-shadow: 0 0 40px rgba(199, 66, 255, 0.5);
  cursor: pointer;
  transition: var(--transition-normal);
}

.center-logo-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: contain;
  background: #ffffff;
  padding: 5px;
  margin-bottom: 0.4rem;
  border: 2px solid var(--neon-magenta);
}

.center-node h3 {
  font-size: 1.1rem;
  color: #fff;
  line-height: 1.1;
}

.center-node span {
  font-size: 0.65rem;
  color: var(--lavender-light);
  letter-spacing: 1.5px;
  font-weight: 700;
}

.service-node {
  position: absolute;
  z-index: 5;
  width: 125px;
  height: 125px;
  border-radius: 50%;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 2px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.6rem;
  cursor: pointer;
  transition: var(--transition-normal);
}

.service-node:hover, .service-node.active {
  transform: scale(1.12);
  border-color: var(--neon-magenta);
  background: rgba(43, 23, 79, 0.95);
  box-shadow: 0 0 25px rgba(199, 66, 255, 0.6);
}

.node-icon {
  font-size: 1.8rem;
  margin-bottom: 0.2rem;
  color: var(--lavender-light);
}

.node-label {
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-main);
  text-transform: uppercase;
}

.node-pill {
  position: absolute;
  bottom: -10px;
  background: var(--gradient-button);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 8px;
  white-space: nowrap;
}

/* Mobile Tabs Container */
.mobile-tabs-container {
  margin-bottom: 1.5rem;
  overflow-x: auto;
  scrollbar-width: none; /* Hide scrollbar Firefox */
  -ms-overflow-style: none;
}

.mobile-tabs-container::-webkit-scrollbar {
  display: none;
}

.mobile-tabs-scroll {
  display: flex;
  gap: 0.6rem;
  padding: 0.4rem 0.2rem;
  width: max-content;
}

.mobile-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.1rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border);
  color: var(--text-sub);
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  transition: var(--transition-fast);
}

.mobile-tab-btn.active {
  background: var(--gradient-button);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 15px rgba(139, 47, 201, 0.5);
}

/* Node Detail Card */
.node-detail-card {
  max-width: 700px;
  margin: 2rem auto 0;
  padding: 1.8rem;
  display: none;
  animation: fadeIn 0.35s ease-out forwards;
}

.node-detail-card.show {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.node-detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
}

.node-detail-header h3 {
  font-size: 1.5rem;
  color: var(--lavender-light);
}

.node-detail-body p {
  color: var(--text-sub);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.node-features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  list-style: none;
}

.node-features-list li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  color: #fff;
}

.node-features-list li i {
  color: var(--neon-magenta);
}

/* Live Industry Demos Section */
.demos-section {
  padding: 4.5rem 0;
}

.demo-card {
  padding: 1.8rem;
  border-radius: var(--radius-md);
  position: relative;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.demo-card:hover {
  transform: translateY(-8px);
  border-color: var(--neon-magenta);
  box-shadow: 0 15px 35px rgba(0,0,0,0.5), 0 0 25px rgba(139, 47, 201, 0.4);
}

.demo-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--lavender-light);
  background: rgba(139, 47, 201, 0.25);
  border: 1px solid var(--glass-border);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.demo-icon {
  font-size: 2rem;
  color: var(--neon-magenta);
  margin-bottom: 0.8rem;
}

.demo-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: #fff;
}

.demo-card p {
  color: var(--text-sub);
  font-size: 0.88rem;
  margin-bottom: 1.2rem;
}

.demo-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.demo-features span {
  font-size: 0.78rem;
  color: var(--text-sub);
  background: rgba(255, 255, 255, 0.04);
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid var(--glass-border);
}

/* Interactive Full-Screen Live Demo Modal Showcase */
.demo-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 100000;
  background: rgba(5, 3, 12, 0.95);
  backdrop-filter: blur(25px);
  display: none;
  overflow: hidden;
}

.demo-modal-overlay.active {
  display: flex;
  animation: fadeIn 0.3s ease-out forwards;
}

.demo-modal-container {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.demo-modal-topbar {
  padding: 0.8rem 1.5rem;
  background: #0D071F;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.demo-close-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--glass-border);
  color: #fff;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.88rem;
  transition: var(--transition-fast);
}

.demo-close-btn:hover {
  background: rgba(139, 47, 201, 0.3);
  border-color: var(--neon-magenta);
}

.demo-modal-title {
  text-align: center;
}

.demo-modal-title strong {
  display: block;
  font-size: 1.1rem;
  color: #fff;
}

.demo-modal-title span {
  font-size: 0.75rem;
  color: var(--neon-magenta);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
}

.demo-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 2rem 1rem;
  background: #07040E;
}

/* Inner Rendered Sub-Demo Styles */
.subdemo-hero {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  margin-bottom: 2rem;
  box-shadow: 0 15px 40px rgba(0,0,0,0.6);
  border: 1px solid var(--glass-border);
}

.subdemo-hero img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  display: block;
}

.subdemo-hero-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(to top, rgba(7, 4, 14, 0.95), transparent);
}

.subdemo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.subdemo-card {
  padding: 1.4rem;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--glass-border);
}

@media (max-width: 768px) {
  .demo-modal-topbar {
    padding: 0.6rem 0.8rem;
    flex-wrap: wrap;
  }
  
  .subdemo-grid {
    grid-template-columns: 1fr;
  }
  
  .subdemo-hero img {
    height: 260px;
  }
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  padding: 1.8rem;
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

.service-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(139, 47, 201, 0.2);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--lavender-light);
  margin-bottom: 1.2rem;
}

.service-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
}

.service-card p {
  color: var(--text-sub);
  font-size: 0.9rem;
  margin-bottom: 1.2rem;
}

/* Estimator Section */
.estimator-section {
  padding: 4rem 0;
}

.estimator-box {
  padding: 2.2rem;
  border-radius: var(--radius-lg);
  background: rgba(26, 14, 48, 0.85);
  border: 1px solid var(--neon-magenta);
}

.estimator-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
}

.service-checkboxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin-top: 1rem;
}

.checkbox-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  cursor: pointer;
}

.checkbox-price-tag {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--neon-magenta);
  background: rgba(199, 66, 255, 0.15);
  padding: 2px 8px;
  border-radius: 6px;
  border: 1px solid rgba(199, 66, 255, 0.3);
}

.checkbox-item.checked {
  background: rgba(139, 47, 201, 0.3);
  border-color: var(--neon-magenta);
}

.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--neon-magenta);
}

.checkbox-label {
  font-size: 0.88rem;
  font-weight: 600;
}

.estimate-summary {
  padding: 1.6rem;
  border-radius: var(--radius-md);
  background: rgba(10, 6, 23, 0.8);
  border: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
}

.price-display {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--neon-magenta);
  margin: 0.5rem 0;
  font-family: 'Outfit', sans-serif;
}

.price-note {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Contact Section */
.contact-section {
  padding: 4rem 0 5rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.contact-info h2 {
  font-size: 2.4rem;
  margin-bottom: 0.8rem;
}

.contact-methods {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.4rem;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--glass-border);
}

.contact-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: #fff;
}

.contact-form {
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text-sub);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(10, 6, 23, 0.6);
  border: 1px solid var(--glass-border);
  color: #fff;
  font-family: inherit;
  font-size: 0.95rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--neon-magenta);
}

/* Floating Action Sticky Bar for Mobile Device Screen Bottom */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 62px;
  z-index: 9999;
  background: rgba(10, 6, 23, 0.95);
  backdrop-filter: blur(15px);
  border-top: 1px solid var(--glass-border);
  padding: 8px 12px;
  gap: 10px;
}

.mobile-bar-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 0.9rem;
  color: #fff;
  box-shadow: 0 4px 15px rgba(0,0,0,0.4);
}

.mobile-bar-btn.btn-call {
  background: var(--gradient-button);
}

.mobile-bar-btn.btn-wa {
  background: #25D366;
}

/* Floating Action Button (Desktop Only) */
.floating-bar {
  position: fixed;
  bottom: 25px;
  right: 25px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.floating-btn {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  box-shadow: 0 8px 25px rgba(0,0,0,0.5);
}

.floating-wa { background: #25D366; }
.floating-call { background: var(--gradient-button); }

/* Footer */
.footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--glass-border);
  background: rgba(10, 6, 23, 0.95);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ==========================================================================
   MOBILE & TABLET RESPONSIVE RULES (< 768px)
   ========================================================================== */
@media (max-width: 768px) {
  /* Show Mobile Utilities & Hide Desktop Specific Containers */
  .desktop-only {
    display: none !important;
  }
  
  .mobile-only {
    display: block !important;
  }

  .mobile-sticky-bar {
    display: flex;
  }

  body {
    padding-bottom: 75px;
  }

  /* Mobile Header Navigation Drawer */
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 65px;
    left: 0;
    width: 100%;
    background: rgba(10, 6, 23, 0.97);
    backdrop-filter: blur(25px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    display: none;
    box-shadow: 0 15px 30px rgba(0,0,0,0.6);
  }

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

  /* Hero Adjustments */
  .hero {
    padding: 6.5rem 0 3rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    text-align: center;
  }

  .hero-content h1 {
    font-size: 2.2rem;
    line-height: 1.2;
  }

  .hero-content p {
    font-size: 0.95rem;
    margin: 0 auto 1.5rem;
  }

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

  .contact-quick-pill {
    margin: 0 auto;
  }

  /* Section Title Adjustments */
  .section-title {
    margin-bottom: 2rem;
  }

  .section-title h2 {
    font-size: 1.9rem;
  }

  .section-title p {
    font-size: 0.9rem;
  }

  /* Node Detail Card for Mobile */
  .node-detail-card {
    margin-top: 1rem;
    padding: 1.2rem;
  }

  .node-detail-header h3 {
    font-size: 1.25rem;
  }

  .node-features-list {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  /* Services Grid (Single Column on Mobile) */
  .grid-3 {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .service-card {
    padding: 1.4rem;
  }

  /* Estimator Box */
  .estimator-box {
    padding: 1.4rem;
  }

  .estimator-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .service-checkboxes {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }

  .price-display {
    font-size: 2.2rem;
  }

  /* Contact Section */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-info h2 {
    font-size: 1.9rem;
  }

  .contact-form {
    padding: 1.4rem;
  }
}