/* 
 * Global Tech Synergie - Style Sheet (Premium Light Theme)
 * High-end corporate landing page styling.
 */

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

/* --- Design Tokens --- */
:root {
  /* Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  
  /* Vibrant Accents */
  --accent-cyan: #0ea5e9;
  --accent-purple: #8b5cf6;
  --accent-gold: #eab308;
  --accent-neon-green: #10b981;
  
  /* Gradients */
  --grad-primary: linear-gradient(135deg, #0ea5e9 0%, #8b5cf6 100%);
  --grad-primary-soft: linear-gradient(135deg, rgba(14, 165, 233, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
  --grad-cyan-glow: rgba(14, 165, 233, 0.15);
  --grad-purple-glow: rgba(139, 92, 246, 0.15);
  
  /* Glassmorphism system */
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(15, 23, 42, 0.06);
  --glass-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.05), 
                  0 0 0 1px rgba(15, 23, 42, 0.03);
  --glass-shadow-hover: 0 30px 60px -20px rgba(15, 23, 42, 0.1), 
                        0 0 0 1px rgba(139, 92, 246, 0.15);
  
  /* Typography & Layout */
  --font-title: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* --- Base & Reset --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

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

/* Background Canvas Container */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* Dynamic Ambient Glows */
.ambient-glow-1 {
  position: absolute;
  top: 15%;
  right: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.08) 0%, rgba(255, 255, 255, 0) 70%);
  z-index: 0;
  pointer-events: none;
}

.ambient-glow-2 {
  position: absolute;
  top: 50%;
  left: -15%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, rgba(255, 255, 255, 0) 70%);
  z-index: 0;
  pointer-events: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

/* Custom Selection */
::selection {
  background-color: rgba(139, 92, 246, 0.15);
  color: var(--accent-purple);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: rgba(15, 23, 42, 0.1);
  border-radius: 10px;
  border: 2px solid var(--bg-primary);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(139, 92, 246, 0.4);
}

/* --- Layout Utility --- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

.section-padding {
  padding: 8rem 0;
}

.section-title-wrapper {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem auto;
}

.badge {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  background: var(--grad-primary-soft);
  border: 1px solid rgba(139, 92, 246, 0.15);
  border-radius: 100px;
  color: var(--accent-purple);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.section-title {
  font-size: 2.75rem;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.section-title span {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.15rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.9rem 2rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  font-family: var(--font-body);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: var(--grad-primary);
  color: #ffffff;
  border: none;
  box-shadow: 0 10px 25px -5px rgba(139, 92, 246, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 15px 35px -5px rgba(139, 92, 246, 0.5);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  box-shadow: var(--glass-shadow);
}

.btn-secondary:hover {
  background: var(--bg-primary);
  border-color: rgba(139, 92, 246, 0.25);
  color: var(--accent-purple);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.05);
}

.btn-icon {
  width: 20px;
  height: 20px;
  transition: var(--transition-bounce);
}

.btn:hover .btn-icon {
  transform: translateX(4px);
}

/* --- Navigation --- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  transition: var(--transition-smooth);
  padding: 1.5rem 0;
}

header.scrolled {
  padding: 1rem 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
  border-bottom: 1px solid rgba(15, 23, 42, 0.04);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.35rem;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo img {
  height: 38px;
  width: auto;
  border-radius: 8px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-link {
  font-weight: 550;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  transition: var(--transition-smooth);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--grad-primary);
  border-radius: 10px;
  transition: var(--transition-smooth);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 20px;
  position: relative;
  z-index: 110;
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  position: absolute;
  left: 0;
  transition: var(--transition-smooth);
}

.mobile-toggle span:nth-child(1) { top: 0; }
.mobile-toggle span:nth-child(2) { top: 9px; }
.mobile-toggle span:nth-child(3) { top: 18px; }

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}
.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* --- Hero Section --- */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 8rem;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  font-size: 4rem;
  line-height: 1.1;
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero-title span {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
  width: 100%;
}

.hero-stats {
  display: flex;
  gap: 4rem;
  border-top: 1px solid var(--glass-border);
  padding-top: 2rem;
  width: 100%;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-size: 2.25rem;
  font-weight: 800;
  font-family: var(--font-title);
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

/* 3D Sphere & Visual container */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 500px;
}

.sphere-stage {
  position: relative;
  width: 320px;
  height: 320px;
  perspective: 1000px;
  z-index: 2;
}

.sphere-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.12) 0%, rgba(139, 92, 246, 0.04) 40%, rgba(255, 255, 255, 0) 70%);
  border-radius: 50%;
  z-index: 1;
  pointer-events: none;
}

.sphere-wrapper {
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  animation: rotateSphere 30s linear infinite;
}

/* 3D wireframe rings for CSS Sphere */
.sphere-ring {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 1.5px solid rgba(139, 92, 246, 0.25);
  border-radius: 50%;
  box-shadow: 0 0 20px rgba(14, 165, 233, 0.05), inset 0 0 20px rgba(139, 92, 246, 0.05);
}

.sphere-ring:nth-child(1) { transform: rotateY(0deg); border-color: rgba(14, 165, 233, 0.4); }
.sphere-ring:nth-child(2) { transform: rotateY(45deg); border-color: rgba(139, 92, 246, 0.4); }
.sphere-ring:nth-child(3) { transform: rotateY(90deg); border-color: rgba(14, 165, 233, 0.4); }
.sphere-ring:nth-child(4) { transform: rotateY(135deg); border-color: rgba(139, 92, 246, 0.4); }
.sphere-ring:nth-child(5) { transform: rotateX(90deg); border-color: rgba(234, 179, 8, 0.35); }

/* Floating Micro Cards in Hero */
.floating-card {
  position: absolute;
  padding: 1rem 1.25rem;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  box-shadow: var(--glass-shadow);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 5;
  transition: var(--transition-bounce);
  animation: floatAnim 6s ease-in-out infinite;
}

.floating-card:hover {
  transform: scale(1.05) translateY(-5px);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.1);
  border-color: rgba(139, 92, 246, 0.3);
}

.fc-1 {
  top: 15%;
  left: 0;
  animation-delay: 0s;
}

.fc-2 {
  bottom: 15%;
  right: -5%;
  animation-delay: 2s;
}

.fc-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--grad-primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-purple);
  font-weight: bold;
}

.fc-info {
  display: flex;
  flex-direction: column;
}

.fc-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}

.fc-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Animations */
@keyframes rotateSphere {
  0% { transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg); }
  100% { transform: rotateX(360deg) rotateY(360deg) rotateZ(360deg); }
}

@keyframes floatAnim {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* --- Strategic Pillars Section --- */
.pillars-section {
  background-color: var(--bg-secondary);
  position: relative;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.pillar-card {
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  padding: 3rem 2.5rem;
  border-radius: 24px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.02);
}

.pillar-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--grad-primary);
  opacity: 0;
  transition: var(--transition-smooth);
}

.pillar-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--glass-shadow-hover);
}

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

.pillar-icon-box {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: var(--grad-primary-soft);
  color: var(--accent-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  font-size: 1.5rem;
  transition: var(--transition-bounce);
}

.pillar-card:hover .pillar-icon-box {
  transform: scale(1.1) rotate(5deg);
  background: var(--grad-primary);
  color: #ffffff;
}

.pillar-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.pillar-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* --- Services Section --- */
.services-section {
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.service-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  padding: 3rem;
  border-radius: 24px;
  box-shadow: var(--glass-shadow);
  display: flex;
  gap: 2rem;
  transition: var(--transition-smooth);
  position: relative;
}

.service-card::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 24px;
  padding: 1.5px;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.3) 0%, rgba(139, 92, 246, 0.3) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--glass-shadow-hover);
}

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

.service-icon-wrapper {
  flex-shrink: 0;
}

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: var(--accent-cyan);
  transition: var(--transition-bounce);
}

.service-card:hover .service-icon {
  background: var(--grad-primary-soft);
  border-color: rgba(139, 92, 246, 0.25);
  color: var(--accent-purple);
  transform: scale(1.08);
}

.service-info {
  flex-grow: 1;
}

.service-card-title {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.service-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.service-features {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.service-features li {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 550;
}

.service-features li::before {
  content: "✦";
  color: var(--accent-cyan);
  font-size: 0.9rem;
}

.service-card:hover .service-features li::before {
  color: var(--accent-purple);
}

/* --- Project Estimator Section --- */
.estimator-section {
  background: var(--grad-primary-soft);
  position: relative;
  overflow: hidden;
}

.estimator-section::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.06) 0%, rgba(255, 255, 255, 0) 70%);
  bottom: -100px;
  right: -100px;
  pointer-events: none;
}

.estimator-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5rem;
  align-items: center;
}

.estimator-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.estimator-card-panel {
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: 32px;
  padding: 3rem;
  box-shadow: var(--glass-shadow-hover);
  position: relative;
  z-index: 5;
}

.estimator-step-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.estimator-step-title span {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--grad-primary);
  color: #ffffff;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

.estimator-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.estimator-opt {
  position: relative;
}

.estimator-opt input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.estimator-opt-box {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.25rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  height: 100%;
}

.estimator-opt-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.estimator-opt-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.estimator-opt input[type="radio"]:checked + .estimator-opt-box {
  background: var(--grad-primary-soft);
  border-color: var(--accent-purple);
  box-shadow: 0 8px 20px -5px rgba(139, 92, 246, 0.15);
}

/* Slider Controls */
.estimator-control-group {
  margin-bottom: 2.5rem;
}

.estimator-slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.estimator-slider-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.estimator-slider-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-purple);
  background: var(--grad-primary-soft);
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
}

.estimator-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 5px;
  background: var(--bg-tertiary);
  outline: none;
  transition: var(--transition-smooth);
}

.estimator-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-purple);
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(139, 92, 246, 0.3);
  transition: var(--transition-bounce);
}

.estimator-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

/* Results Card Panel */
.estimator-results {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px dashed var(--glass-border);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.est-res-box {
  display: flex;
  flex-direction: column;
}

.est-res-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.est-res-price {
  font-size: 2.25rem;
  font-weight: 800;
  font-family: var(--font-title);
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.est-res-time {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.estimator-cta-row {
  margin-top: 2.5rem;
  display: flex;
  justify-content: stretch;
}

.estimator-cta-row .btn {
  width: 100%;
}

/* --- Showcase Section --- */
.showcase-section {
  background-color: var(--bg-secondary);
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
}

.showcase-card {
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.02);
  transition: var(--transition-smooth);
}

.showcase-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--glass-shadow-hover);
}

.showcase-img-box {
  position: relative;
  height: 280px;
  overflow: hidden;
  background: var(--grad-primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.showcase-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.showcase-tag {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  padding: 0.4rem 1rem;
  border-radius: 100px;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  color: var(--accent-purple);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.showcase-content {
  padding: 2.5rem;
}

.showcase-title {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.showcase-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.showcase-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent-purple);
  transition: var(--transition-smooth);
}

.showcase-link:hover {
  gap: 0.75rem;
  color: var(--accent-cyan);
}

/* --- Contact Section --- */
.contact-section {
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 5rem;
  align-items: flex-start;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
}

.contact-title-group {
  margin-bottom: 3rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 3.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.contact-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  font-size: 1.25rem;
  transition: var(--transition-bounce);
}

.contact-item:hover .contact-icon-box {
  background: var(--grad-primary-soft);
  border-color: rgba(139, 92, 246, 0.25);
  color: var(--accent-purple);
}

.contact-item-info {
  display: flex;
  flex-direction: column;
}

.contact-item-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.contact-item-val {
  font-size: 1.05rem;
  color: var(--text-primary);
  font-weight: 600;
}

.contact-card-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  padding: 3.5rem;
  border-radius: 32px;
  box-shadow: var(--glass-shadow);
  position: relative;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input, .form-textarea {
  width: 100%;
  padding: 1rem 1.25rem;
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: var(--transition-smooth);
}

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

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent-purple);
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.1);
  background: #ffffff;
}

.contact-form .btn {
  width: 100%;
  margin-top: 1rem;
}

/* Success Modal Overlay */
.success-overlay {
  position: absolute;
  inset: 0;
  background: var(--bg-primary);
  border-radius: 32px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.success-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.success-icon-ring {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.1);
  border: 2px solid var(--accent-neon-green);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-neon-green);
  font-size: 2rem;
  margin-bottom: 2rem;
  animation: scaleUpRing 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes scaleUpRing {
  0% { transform: scale(0.5); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.success-title {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.success-msg {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 2rem;
}

/* --- Footer --- */
footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding: 6rem 0 3rem 0;
  position: relative;
  z-index: 5;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.35rem;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1.5rem;
}

.footer-logo img {
  height: 38px;
  width: auto;
  border-radius: 8px;
}

.footer-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1.75rem;
}

.footer-socials {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1rem;
  transition: var(--transition-bounce);
}

.social-link:hover {
  background: var(--grad-primary);
  color: #ffffff;
  transform: translateY(-3px) scale(1.05);
}

.footer-col-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--accent-purple);
  padding-left: 0.25rem;
}

.footer-newsletter {
  display: flex;
  flex-direction: column;
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.newsletter-input {
  flex-grow: 1;
  padding: 0.75rem 1.25rem;
  border-radius: 100px;
  border: 1px solid var(--glass-border);
  font-family: var(--font-body);
  font-size: 0.85rem;
  background: var(--bg-primary);
  outline: none;
  transition: var(--transition-smooth);
}

.newsletter-input:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 10px rgba(139, 92, 246, 0.05);
}

.newsletter-form .btn-primary {
  padding: 0.75rem 1.5rem;
  box-shadow: none;
}

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.footer-legal-links {
  display: flex;
  gap: 2rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-legal-links a:hover {
  color: var(--accent-purple);
}

/* Floating Contact Widget */
.floating-contact-widget {
  position: fixed;
  bottom: 2.5rem;
  right: 2.5rem;
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
}

.fcw-button {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--grad-primary);
  box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition-bounce);
  border: none;
}

.fcw-button:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 12px 40px rgba(139, 92, 246, 0.6);
}

.fcw-panel {
  position: absolute;
  bottom: 75px;
  right: 0;
  width: 320px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  box-shadow: var(--glass-shadow-hover);
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(15px) scale(0.95);
  transition: var(--transition-bounce);
}

.floating-contact-widget.active .fcw-panel {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0) scale(1);
}

.fcw-header {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.fcw-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.fcw-quick-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
  margin-bottom: 0.5rem;
}

.fcw-quick-link:hover {
  background: var(--grad-primary-soft);
  border-color: rgba(139, 92, 246, 0.2);
  color: var(--accent-purple);
  padding-left: 1.25rem;
}

.fcw-quick-link-icon {
  color: var(--accent-cyan);
}

/* Platform Switcher for Estimator */
.estimator-type-selector {
  display: flex;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  padding: 0.35rem;
  border-radius: 100px;
  margin-bottom: 2.5rem;
  gap: 0.5rem;
}
.est-type-btn {
  flex: 1;
  padding: 0.8rem 1.25rem;
  border: none;
  background: none;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--text-secondary);
  border-radius: 100px;
  cursor: pointer;
  transition: var(--transition-smooth);
}
.est-type-btn.active {
  background: var(--grad-primary);
  color: #ffffff;
  box-shadow: 0 8px 20px -5px rgba(139, 92, 246, 0.3);
}

/* Custom Option Checkboxes for Estimator */
.options-checkboxes-grid {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
}
.opt-checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.25rem;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  cursor: pointer;
  transition: var(--transition-smooth);
}
.opt-checkbox-wrapper:hover {
  border-color: rgba(139, 92, 246, 0.25);
  background: var(--grad-primary-soft);
}
.opt-checkbox-wrapper input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-purple);
  cursor: pointer;
}
.chk-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* Scroll reveal class animations */
.reveal-element {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-element.active {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive Adjustments --- */
@media (max-width: 1024px) {
  .container {
    padding: 0 1.5rem;
  }
  .section-padding {
    padding: 6rem 0;
  }
  .section-title {
    font-size: 2.5rem;
  }

  /* Trigger Burger Mobile Navigation at 1024px to prevent link collision */
  .mobile-toggle {
    display: block;
  }
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.05);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    padding: 2rem;
    transition: var(--transition-smooth);
    z-index: 105;
  }
  .nav-menu.active {
    right: 0;
  }
  .nav-actions {
    display: none;
  }

  /* Hero Adjustments */
  .hero-title {
    font-size: 3.25rem;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero-visual {
    height: 380px;
  }
  /* Hide decorative floating cards on medium/small viewports to prevent shifting/overflow */
  .floating-card {
    display: none;
  }

  /* Grid Adjustments */
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .estimator-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  /* Collapse estimator options earlier to prevent text squeezing */
  .estimator-options-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 5rem 0;
  }
  .section-title {
    font-size: 2.25rem;
  }
  
  .hero-title {
    font-size: 2.50rem;
  }
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }
  .hero-buttons .btn {
    width: 100%;
  }
  
  .hero-stats {
    flex-wrap: wrap;
    gap: 2rem;
  }
  
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  .showcase-grid {
    grid-template-columns: 1fr;
  }
  
  .estimator-card-panel {
    padding: 2rem;
  }
  .estimator-results {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .contact-card-panel {
    padding: 2rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
  .footer-legal-links {
    justify-content: center;
  }
  
  .floating-contact-widget {
    bottom: 1.5rem;
    right: 1.5rem;
  }
  
  .fcw-panel {
    width: 280px;
    right: -10px;
  }
}

/* ==========================================================================
   8. Premium Legal Modals & Cookie Banner
   ========================================================================== */
.gts-modal {
  display: none;
  position: fixed;
  z-index: 10000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(10, 15, 30, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gts-modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
}

.gts-modal-content {
  background: rgba(255, 255, 255, 0.98);
  margin: auto;
  padding: 2.5rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
  width: 90%;
  max-width: 650px;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  position: relative;
  transform: scale(0.9);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  color: #1e293b;
}

.gts-modal.active .gts-modal-content {
  transform: scale(1);
}

.gts-modal-close {
  color: #64748b;
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 2rem;
  font-weight: bold;
  cursor: pointer;
  transition: color 0.2s ease;
}

.gts-modal-close:hover {
  color: #0dcecb;
}

.gts-modal-content h3 {
  font-family: var(--font-title);
  color: #0f172a;
  font-size: 1.75rem;
  margin-top: 0;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid rgba(13, 206, 203, 0.15);
  padding-bottom: 0.75rem;
}

.gts-modal-body {
  max-height: 400px;
  overflow-y: auto;
  padding-right: 0.5rem;
  line-height: 1.6;
}

.gts-modal-body p {
  margin-bottom: 1rem;
  font-size: 0.95rem;
  color: #334155;
}

.gts-modal-body strong {
  color: #0f172a;
}

/* Cookie Banner styling */
.cookie-banner {
  position: fixed;
  bottom: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 800px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 20px;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  box-shadow: 0 15px 35px rgba(10, 15, 30, 0.15);
  z-index: 9999;
  transition: bottom 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.cookie-banner.active {
  bottom: 2rem;
}

.cookie-content {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  color: #0f172a;
  text-align: left;
}

.cookie-icon {
  font-size: 1.75rem;
  color: #0dcecb;
  animation: pulse-glow 2s infinite ease-in-out;
}

.cookie-content p {
  font-size: 0.85rem;
  line-height: 1.4;
  margin: 0;
}

.btn-sm {
  padding: 0.6rem 1.5rem;
  font-size: 0.85rem;
}

@media (max-width: 768px) {
  .cookie-banner {
    flex-direction: column;
    gap: 1rem;
    padding: 1.5rem;
    text-align: center;
    bottom: -250px;
  }
  .cookie-banner.active {
    bottom: 1rem;
  }
  .cookie-content {
    flex-direction: column;
    gap: 0.75rem;
  }
}

/* Custom Security Toast Alert */
.security-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(13, 206, 203, 0.35);
  color: #ffffff;
  padding: 0.95rem 1.75rem;
  border-radius: 14px;
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: 0 10px 30px rgba(13, 206, 203, 0.15);
  z-index: 11000;
  pointer-events: none;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.security-toast.active {
  opacity: 1;
  transform: translateY(0);
}

.security-toast-icon {
  color: #0dcecb;
  font-size: 1.1rem;
}

/* ==========================================================================
   9. GTS Local Database (IndexedDB) Simulation Dashboard
   ========================================================================== */
.saved-simulations-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sim-item {
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid rgba(13, 206, 203, 0.12);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  transition: all 0.3s ease;
  animation: fadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.sim-item:hover {
  background: rgba(255, 255, 255, 0.75);
  border-color: rgba(13, 206, 203, 0.3);
  box-shadow: 0 5px 15px rgba(10, 15, 30, 0.04);
  transform: translateY(-2px);
}

.sim-meta {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-align: left;
}

.sim-title {
  font-family: var(--font-title);
  color: #0f172a;
  font-weight: 700;
  font-size: 0.95rem;
}

.sim-details {
  font-size: 0.75rem;
  color: #64748b;
}

.sim-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sim-price {
  font-family: var(--font-title);
  color: #0dcecb;
  font-weight: 800;
  font-size: 1rem;
}

.btn-sim-delete {
  background: transparent;
  border: none;
  color: #f43f5e;
  cursor: pointer;
  padding: 0.5rem;
  font-size: 0.95rem;
  transition: transform 0.2s ease, color 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-sim-delete:hover {
  color: #e11d48;
  transform: scale(1.2);
}

.btn-sim-load {
  background: transparent;
  border: none;
  color: #0dcecb;
  cursor: pointer;
  padding: 0.5rem;
  font-size: 0.95rem;
  transition: transform 0.2s ease, color 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-sim-load:hover {
  color: #0bb5b2;
  transform: scale(1.2);
}

/* Padlock Gate interactive styling */
#btn-admin-gate:hover {
  color: #0dcecb !important;
  transform: scale(1.25) translateY(-1px);
}

/* Typing indicator animation */
@keyframes bounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1.0); }
}

/* Concierge option buttons hover state */
.btn-concierge-opt {
  transition: all 0.2s ease !important;
}
.btn-concierge-opt:hover {
  background: rgba(13, 206, 203, 0.1) !important;
  border-color: #0dcecb !important;
  transform: translateX(4px);
}