/* ==========================================================================
   CAROLINA TECH GROUP - Core CSS Design System
   Aesthetic: Enterprise Cutting-Edge Dark Theme with Carolina Atlantic Accents
   ========================================================================== */

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

:root {
  /* Color Palette */
  --bg-dark: #070D1E;
  --bg-card: #0F1A34;
  --bg-card-hover: #162447;
  --bg-card-glass: rgba(15, 26, 52, 0.75);
  
  --primary-cyan: #00F0FF;
  --primary-cyan-glow: rgba(0, 240, 255, 0.25);
  --accent-amber: #FFB703;
  --accent-amber-glow: rgba(255, 183, 3, 0.25);
  --accent-green: #06D6A0;
  
  --text-main: #F1F5F9;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 240, 255, 0.3);
  
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-pill: 9999px;
  
  --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 35px rgba(0, 240, 255, 0.15);
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

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

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

ul {
  list-style: none;
}

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

/* Container */
.container {
  width: 90%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: #FFFFFF;
}

.gradient-text {
  background: linear-gradient(135deg, #FFFFFF 0%, var(--primary-cyan) 60%, var(--accent-amber) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.25);
  color: var(--primary-cyan);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3.5rem auto;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.125rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-cyan) 0%, #0099FF 100%);
  color: #050B17;
  box-shadow: 0 4px 20px var(--primary-cyan-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 240, 255, 0.4);
  background: linear-gradient(135deg, #33F3FF 0%, #1AA3FF 100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.btn-amber {
  background: linear-gradient(135deg, var(--accent-amber) 0%, #FF8800 100%);
  color: #050B17;
  box-shadow: 0 4px 20px var(--accent-amber-glow);
}

.btn-amber:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 183, 3, 0.4);
}

/* Header & Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(7, 13, 30, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.85rem 0;
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.brand-logo img {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 240, 255, 0.3);
}

.brand-badge {
  font-size: 0.75rem;
  background: rgba(0, 240, 255, 0.15);
  color: var(--primary-cyan);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  margin-left: 0.4rem;
  vertical-align: middle;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: #FFFFFF;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary-cyan);
  border-radius: 2px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  padding: 11rem 0 6rem 0;
  overflow: hidden;
}

.hero-bg-wrapper {
  position: absolute;
  top: 0;
  right: 0;
  width: 55%;
  height: 100%;
  z-index: -1;
  opacity: 0.4;
  mask-image: linear-gradient(to left, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 100%);
  -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 100%);
}

.hero-bg-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.5rem;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-content p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.2rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  font-size: 0.85rem;
  color: var(--text-main);
}

.hero-badge i {
  color: var(--accent-amber);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.hero-card-preview {
  background: var(--bg-card-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-glow);
  position: relative;
}

.hero-card-preview::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  bottom: -1px;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(0,240,255,0.4), transparent, rgba(255,183,3,0.3));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  pointer-events: none;
}

.preview-metric {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}

.metric-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: rgba(0, 240, 255, 0.1);
  color: var(--primary-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.metric-data h4 {
  font-size: 1.1rem;
}

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

/* Feature Cards Grid */
.services-section {
  padding: 6rem 0;
  position: relative;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
  background: var(--bg-card-hover);
}

.card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.2);
  color: var(--primary-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

.card-icon.amber {
  background: rgba(255, 183, 3, 0.1);
  border-color: rgba(255, 183, 3, 0.2);
  color: var(--accent-amber);
}

.card-icon.green {
  background: rgba(6, 214, 160, 0.1);
  border-color: rgba(6, 214, 160, 0.2);
  color: var(--accent-green);
}

.card h3 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--text-muted);
  font-size: 0.98rem;
  margin-bottom: 1.5rem;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
}

.card-tag {
  font-size: 0.78rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
}

/* Founder Bio Section */
.bio-section {
  padding: 6rem 0;
  background: linear-gradient(180deg, var(--bg-dark) 0%, #0A142A 100%);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

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

.bio-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.bio-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bio-badge-overlay {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  background: var(--bg-card-glass);
  backdrop-filter: blur(15px);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.bio-badge-overlay i {
  font-size: 2rem;
  color: var(--accent-amber);
}

.bio-content h2 {
  font-size: 2.4rem;
  margin-bottom: 1rem;
}

.bio-career-timeline {
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.timeline-step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.timeline-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary-cyan);
  box-shadow: 0 0 10px var(--primary-cyan);
  margin-top: 0.4rem;
  flex-shrink: 0;
}

.timeline-info h4 {
  font-size: 1.05rem;
}

.timeline-info p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Interactive Calculator Section */
.evaluator-section {
  padding: 6rem 0;
}

.evaluator-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-sm);
}

.quiz-step {
  display: none;
}

.quiz-step.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

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

.quiz-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}

.option-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  color: var(--text-main);
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.option-btn:hover, .option-btn.selected {
  border-color: var(--primary-cyan);
  background: rgba(0, 240, 255, 0.08);
}

.option-btn strong {
  font-size: 1.05rem;
  color: white;
}

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

.quiz-progress-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  margin-bottom: 2rem;
  overflow: hidden;
}

.quiz-progress-fill {
  height: 100%;
  width: 25%;
  background: linear-gradient(90deg, var(--primary-cyan), var(--accent-amber));
  transition: width 0.4s ease;
}

.evaluator-results {
  text-align: center;
  display: none;
}

.evaluator-results.active {
  display: block;
}

.score-display {
  font-size: 4rem;
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--primary-cyan);
  margin: 1rem 0;
}

/* Regional Grid */
.regions-section {
  padding: 6rem 0;
  background: rgba(15, 26, 52, 0.4);
}

.region-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.region-pill {
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: var(--transition);
}

.region-pill i {
  color: var(--accent-amber);
}

.region-pill:hover {
  border-color: var(--primary-cyan);
  transform: translateY(-3px);
}

/* Modal Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(5, 11, 23, 0.85);
  backdrop-filter: blur(15px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 600px;
  padding: 2.5rem;
  position: relative;
  box-shadow: var(--shadow-glow);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition);
}

.modal-close:hover {
  color: white;
}

/* Forms */
.form-group {
  margin-bottom: 1.4rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: white;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-cyan);
  background: rgba(0, 240, 255, 0.05);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.15);
}

/* Footer */
footer {
  background: #040813;
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 0 2rem 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  margin: 1rem 0;
  max-width: 320px;
}

.footer-col h4 {
  color: white;
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-link:hover {
  color: var(--primary-cyan);
}

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

/* Deployment Guide Tooltip Box */
.deploy-info-card {
  background: rgba(0, 240, 255, 0.04);
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-top: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.deploy-info-card i {
  font-size: 1.5rem;
  color: var(--primary-cyan);
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid, .bio-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-bg-wrapper {
    width: 100%;
    opacity: 0.2;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--bg-card);
    flex-direction: column;
    align-items: flex-start;
    padding: 6rem 2rem;
    transition: var(--transition);
    border-left: 1px solid var(--border-subtle);
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .mobile-toggle {
    display: block;
    z-index: 1001;
  }
  
  .hero-content h1 {
    font-size: 2.4rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}