/* CyVine Brand System Variables */
:root {
  /* Brand Colors */
  --cyber-vine: #00FF99;        /* Primary neon green */
  --pulse-mint: #00E5FF;        /* Accent cyan */
  --bg-dark: #0A0F1A;           /* Deep navy-black */
  --charcoal: #1F2937;          /* Text on light bg */
  --mist: #E5E7EB;              /* Text on dark bg */
  --circuit-gray: #334155;      /* Borders, outlines */

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--cyber-vine) 0%, var(--pulse-mint) 100%);
  --gradient-glow: radial-gradient(circle, rgba(0, 255, 153, 0.15) 0%, transparent 70%);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', roboto, sans-serif;

  /* Spacing */
  --container-max: 1200px;
  --section-padding: 6rem 0;
  --grid-gap: 2rem;

  /* Effects */
  --border-radius: 8px;
  --border-radius-lg: 16px;
  --shadow-glow: 0 0 30px rgba(0, 255, 153, 0.15);
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-smooth: 0.3s ease;
  --transition-glow: 0.3s ease-out;

  /* Layout */
  --nav-h: 64px; /* keep in sync with .nav-container height */
}

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

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

body {
  font-family: var(--font-primary);
  background: var(--bg-dark);
  color: var(--mist);
  line-height: 1.6;
  overflow-x: hidden;
  padding-top: var(--nav-h); /* offsets fixed nav; lets hero sit higher */
}

/* Container */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 2rem; }

/* Navigation */
.nav {
  position: fixed; top: 0; width: 100%;
  background: rgba(10, 15, 26, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--circuit-gray);
  z-index: 1000;
  transition: var(--transition-smooth);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex; justify-content: space-between; align-items: center;
  height: var(--nav-h);
}

.nav-brand .logo {
  display: flex; align-items: center; gap: 0.5rem;
  color: var(--cyber-vine); text-decoration: none; font-weight: 600; font-size: 1.25rem;
}

.logo-icon { width: 2rem; height: 2rem; color: var(--cyber-vine); filter: drop-shadow(0 0 8px rgba(0, 255, 153, 0.3)); }

.nav-links { display: flex; align-items: center; gap: 2rem; }

.nav-link {
  color: var(--mist); text-decoration: none; font-weight: 500; transition: var(--transition-fast); position: relative;
}
.nav-link:hover { color: var(--cyber-vine); }
.nav-link::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--gradient-primary); transition: width var(--transition-smooth);
}
.nav-link:hover::after { width: 100%; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.5rem; border: none; border-radius: var(--border-radius);
  font-family: var(--font-primary); font-weight: 600; text-decoration: none; cursor: pointer;
  transition: all var(--transition-smooth); position: relative; overflow: hidden;
}
.btn-primary { background: var(--gradient-primary); color: var(--bg-dark); border: 2px solid transparent; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.btn-secondary { background: transparent; color: var(--mist); border: 2px solid var(--circuit-gray); }
.btn-secondary:hover { border-color: var(--cyber-vine); color: var(--cyber-vine); box-shadow: 0 0 20px rgba(0, 255, 153, 0.1); }
.btn-large { padding: 1rem 2rem; font-size: 1.1rem; }

/* Hero Section */
.hero {
  position: relative;
  /* was min-height:100vh; -> trims dead space while staying tall enough */
  min-height: clamp(520px, 70vh, 820px);
  display: flex; align-items: center; justify-content: center;
  /* was padding: 8rem 0 4rem; -> bring content up */
  padding: 2rem 0 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(0, 255, 153, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(0, 229, 255, 0.1) 0%, transparent 50%),
    var(--bg-dark);
  animation: heroGlow 8s ease-in-out infinite alternate;
}
@keyframes heroGlow { 0% { opacity: 0.8; } 100% { opacity: 1; } }

.hero-content { position: relative; z-index: 2; text-align: center; max-width: 800px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 1rem; background: rgba(0, 255, 153, 0.1);
  border: 1px solid var(--cyber-vine); border-radius: 2rem;
  font-size: 0.9rem; font-weight: 500; margin-bottom: 1.25rem;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.8; } }
.badge-icon { font-size: 1rem; }

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700; line-height: 1.1; margin-bottom: 1rem; color: white;
}
.gradient-text {
  background: var(--gradient-primary); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  animation: gradientShift 3s ease-in-out infinite alternate;
}
@keyframes gradientShift { 0% { filter: hue-rotate(0deg); } 100% { filter: hue-rotate(10deg); } }

.hero-description {
  font-size: 1.15rem; line-height: 1.7; margin-bottom: 2rem; color: var(--mist); opacity: 0.9;
}

.hero-cta { display: flex; gap: 1rem; justify-content: center; margin-bottom: 2.25rem; flex-wrap: wrap; }

/* Stat cards — overflow-proof */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); /* wider base to keep content inside */
  gap: 1rem;
  max-width: 760px;
  margin: 0 auto;
}
.stat {
  text-align: center;
  padding: 1.25rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--circuit-gray);
  border-radius: var(--border-radius);
  backdrop-filter: blur(10px);
  min-width: 0; /* allows children to shrink instead of overflow */
}
.stat-number {
  display: block;
  /* responsive size that shrinks on narrow screens */
  font-size: clamp(18px, 2.8vw, 32px);
  font-weight: 700; color: var(--cyber-vine);
  margin-bottom: 0.35rem;
  white-space: nowrap;    /* “40h→15min” stays on one line */
  overflow: hidden; text-overflow: ellipsis;
}
.stat-label { font-size: 0.9rem; color: var(--mist); opacity: 0.8; }

.scroll-indicator { position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); animation: bounce 2s infinite; }
@keyframes bounce {
  0%,20%,50%,80%,100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}
.scroll-arrow { width: 20px; height: 20px; border-right: 2px solid var(--cyber-vine); border-bottom: 2px solid var(--cyber-vine); transform: rotate(45deg); }

/* Section Styles */
section { padding: var(--section-padding); position: relative; }
.section-header { text-align: center; margin-bottom: 4rem; }
.section-title { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; color: white; margin-bottom: 1rem; }
.section-subtitle { font-size: 1.2rem; color: var(--mist); opacity: 0.8; max-width: 600px; margin: 0 auto; }

/* Services Section */
.services { background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(15, 20, 30, 0.95) 100%); }
.service-categories { display: grid; gap: 3rem; margin-bottom: 4rem; }
.service-category {
  background: rgba(255, 255, 255, 0.03); border: 1px solid var(--circuit-gray);
  border-radius: var(--border-radius-lg); padding: 2.5rem; transition: all var(--transition-smooth);
}
.service-category:hover { border-color: var(--cyber-vine); box-shadow: 0 0 30px rgba(0, 255, 153, 0.1); transform: translateY(-4px); }
.category-icon { font-size: 2.5rem; margin-bottom: 1rem; display: block; }
.service-category h3 { font-size: 1.5rem; color: white; margin-bottom: 1.5rem; font-weight: 600; }
.service-items { display: grid; gap: 1.5rem; }
.service-item {
  padding: 1.5rem; background: rgba(0, 0, 0, 0.2);
  border-radius: var(--border-radius); border-left: 3px solid var(--cyber-vine); position: relative;
}
.service-item strong { color: white; font-weight: 600; display: block; margin-bottom: 0.5rem; }
.timeline {
  background: var(--gradient-primary); color: var(--bg-dark); font-size: 0.8rem; font-weight: 600;
  padding: 0.25rem 0.75rem; border-radius: 1rem; position: absolute; top: 1rem; right: 1rem;
}
.service-item p { color: var(--mist); opacity: 0.9; line-height: 1.5; margin-top: 0.5rem; }

/* Tech Stack */
.tech-stack {
  background: rgba(0, 0, 0, 0.2); border-radius: var(--border-radius-lg); padding: 2.5rem; text-align: center; border: 1px solid var(--circuit-gray);
}
.tech-stack h3 { color: white; font-size: 1.5rem; margin-bottom: 1.5rem; font-weight: 600; }
.tech-items { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }
.tech-item {
  background: rgba(0, 255, 153, 0.1); border: 1px solid var(--cyber-vine);
  padding: 0.5rem 1rem; border-radius: 2rem; font-size: 0.9rem; font-weight: 500; color: var(--cyber-vine);
  transition: all var(--transition-fast);
}
.tech-item:hover { background: var(--cyber-vine); color: var(--bg-dark); transform: scale(1.05); }

/* Outcomes Section */
.outcomes { background: var(--bg-dark); }
.outcome-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; margin-bottom: 4rem; }
.outcome-card {
  background: rgba(255, 255, 255, 0.03); border: 1px solid var(--circuit-gray);
  border-radius: var(--border-radius-lg); padding: 2rem; text-align: center; transition: all var(--transition-smooth);
  position: relative; overflow: hidden;
}
.outcome-card:hover { border-color: var(--pulse-mint); box-shadow: 0 0 30px rgba(0, 229, 255, 0.15); transform: translateY(-4px); }
.outcome-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gradient-primary); }
.outcome-metric { font-size: 3rem; font-weight: 700; color: var(--pulse-mint); margin-bottom: 1rem; }
.outcome-card h3 { color: white; font-size: 1.25rem; margin-bottom: 1rem; font-weight: 600; }
.outcome-card p { color: var(--mist); opacity: 0.9; margin-bottom: 1.5rem; }
.outcome-tags { display: flex; gap: 0.5rem; justify-content: center; flex-wrap: wrap; }
.tag { background: rgba(0, 255, 153, 0.1); color: var(--cyber-vine); padding: 0.25rem 0.75rem; border-radius: 1rem; font-size: 0.8rem; font-weight: 500; }

/* KPI Menu */
.kpi-menu { background: rgba(0, 0, 0, 0.2); border-radius: var(--border-radius-lg); padding: 2.5rem; border: 1px solid var(--circuit-gray); }
.kpi-menu h3 { color: white; font-size: 1.5rem; text-align: center; margin-bottom: 2rem; font-weight: 600; }
.kpi-categories { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
.kpi-category h4 { color: var(--cyber-vine); font-size: 1.1rem; margin-bottom: 1rem; font-weight: 600; }
.kpi-category ul { list-style: none; }
.kpi-category li { color: var(--mist); padding: 0.5rem 0; border-bottom: 1px solid rgba(255, 255, 255, 0.1); opacity: 0.9; }
.kpi-category li:last-child { border-bottom: none; }

/* Contact Section */
.contact {
  background: linear-gradient(135deg, rgba(0, 255, 153, 0.05) 0%, rgba(0, 229, 255, 0.05) 100%), var(--bg-dark);
}
.contact-content { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.contact-info h2 { color: white; font-size: 2.5rem; font-weight: 700; margin-bottom: 1.5rem; }
.contact-description { font-size: 1.2rem; color: var(--mist); opacity: 0.9; margin-bottom: 3rem; line-height: 1.7; }
.contact-benefits { margin-bottom: 3rem; }
.benefit { display: flex; gap: 1rem; margin-bottom: 2rem; align-items: flex-start; }
.benefit-icon { font-size: 1.5rem; min-width: 2rem; }
.benefit h4 { color: white; font-weight: 600; margin-bottom: 0.5rem; }
.benefit p { color: var(--mist); opacity: 0.8; font-size: 0.9rem; }
.contact-methods { display: flex; flex-direction: column; gap: 1rem; }
.contact-method {
  display: flex; align-items: center; gap: 1rem; color: var(--mist); text-decoration: none; padding: 1rem;
  background: rgba(255, 255, 255, 0.05); border-radius: var(--border-radius); border: 1px solid var(--circuit-gray);
  transition: all var(--transition-smooth);
}
.contact-method:hover { border-color: var(--cyber-vine); color: var(--cyber-vine); box-shadow: 0 0 20px rgba(0, 255, 153, 0.1); }
.method-icon { font-size: 1.25rem; }

/* Contact Form */
.contact-form-container {
  background: rgba(255, 255, 255, 0.03); border: 1px solid var(--circuit-gray);
  border-radius: var(--border-radius-lg); padding: 2.5rem;
}
.contact-form { display: flex; flex-direction: column; gap: 1.5rem; }
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }
.form-group label { color: white; font-weight: 600; font-size: 0.9rem; }
.form-group input, .form-group select, .form-group textarea {
  background: rgba(0, 0, 0, 0.3); border: 1px solid var(--circuit-gray); border-radius: var(--border-radius);
  padding: 0.75rem 1rem; color: var(--mist); font-family: var(--font-primary); font-size: 1rem; transition: all var(--transition-fast);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--cyber-vine); box-shadow: 0 0 0 2px rgba(0, 255, 153, 0.1);
}
.form-group textarea { resize: vertical; min-height: 100px; }

/* Footer */
.footer { background: rgba(0, 0, 0, 0.5); border-top: 1px solid var(--circuit-gray); padding: 3rem 0 2rem; }
.footer-content { display: grid; grid-template-columns: 1fr 2fr; gap: 3rem; margin-bottom: 2rem; }
.footer-brand .logo {
  display: flex; align-items: center; gap: 0.5rem; color: var(--cyber-vine);
  text-decoration: none; font-weight: 600; font-size: 1.25rem; margin-bottom: 1rem;
}
.footer-tagline { color: var(--mist); opacity: 0.8; font-style: italic; }
.footer-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 2rem; }
.footer-section h4 { color: white; font-weight: 600; margin-bottom: 1rem; }
.footer-section ul { list-style: none; }
.footer-section li { margin-bottom: 0.5rem; }
.footer-section a { color: var(--mist); text-decoration: none; opacity: 0.8; transition: all var(--transition-fast); }
.footer-section a:hover { color: var(--cyber-vine); opacity: 1; }
.footer-bottom { border-top: 1px solid var(--circuit-gray); padding-top: 2rem; text-align: center; color: var(--mist); opacity: 0.6; }
.footer-bottom p { margin-bottom: 0.5rem; }

/* Responsive Design */
@media (max-width: 768px) {
  .nav-container { padding: 0 1rem; }
  .nav-links { gap: 1rem; }
  .nav-link { display: none; }
  .container { padding: 0 1rem; }

  .hero { padding: 1.25rem 0 2rem; min-height: clamp(480px, 68vh, 760px); }
  .hero-cta { flex-direction: column; align-items: center; }

  .hero-stats { grid-template-columns: 1fr; gap: 0.75rem; }

  .service-category { padding: 1.5rem; }
  .service-item { padding: 1rem; }
  .timeline { position: static; display: inline-block; margin-left: 0.5rem; }

  .contact-content { grid-template-columns: 1fr; gap: 2rem; }
  .footer-content { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .section-title { font-size: 1.8rem; }
  .outcome-grid { grid-template-columns: 1fr; }
  .kpi-categories { grid-template-columns: 1fr; }
  .contact-form-container { padding: 1.5rem; }
}

/* Loading and Animation States */
.fade-in { animation: fadeIn 0.6s ease-out; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --cyber-vine: #00FF00;
    --pulse-mint: #00FFFF;
    --circuit-gray: #666666;
  }
}