html {
  scroll-behavior: smooth;
}

:root {
  --primary: #CCFF00;
  --primary-glow: rgba(204, 255, 0, 0.4);
  --secondary: #FF00FF;
  --tertiary: #00FFFF;
  --neutral: #0D0D0D;
  --surface: #1A1A1A;
  --surface-deep: #050505;
  --border: rgba(255, 255, 255, 0.1);
  --text-main: #FFFFFF;
  --text-muted: #71717A;
  --font-headline: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

body {
  background-color: var(--neutral);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

.equilibrium-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography */
h1, h2, h3 {
  font-family: var(--font-headline);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.gradient-text {
  background: linear-gradient(90deg, var(--primary), var(--tertiary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Hero Section */
.hero {
  padding: 120px 0 80px;
  text-align: center;
  position: relative;
}

@media (max-width: 768px) {
  .hero {
    padding: 60px 0 40px;
  }
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
  opacity: 0.15;
  z-index: -1;
}

.ticker {
  font-size: 10px;
  letter-spacing: 4px;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 24px;
  border: 1px solid var(--primary);
  display: inline-block;
  padding: 4px 12px;
  border-radius: 4px;
}

.hero h1 {
  font-size: clamp(2.5rem, 10vw, 5rem);
  margin-bottom: 16px;
  font-weight: 900;
  line-height: 1.1;
}

.hero p {
  color: var(--text-muted);
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto 40px;
}

/* Buttons */
.btn-primary {
  background-color: var(--primary);
  color: var(--neutral);
  padding: 16px 32px;
  border-radius: 99px;
  text-decoration: none;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s ease;
  display: inline-block;
  box-shadow: 0 0 20px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px var(--primary-glow);
}

/* Modules Grid */
.modules {
  padding: 80px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.module-card {
  background: var(--surface-deep);
  border: 1px solid var(--border);
  border-radius: 32px;
  padding: 40px;
  transition: border-color 0.3s ease;
}

.module-card:hover {
  border-color: var(--primary);
}

.module-card h3 {
  color: var(--primary);
  margin-top: 24px;
  margin-bottom: 16px;
  text-align: center;
}

.module-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
}

@media (max-width: 768px) {
  .modules {
    padding: 40px 0;
  }
  
  .module-card {
    padding: 24px;
    border-radius: 24px;
  }
}

/* UI Components */
.device-frame {
  position: relative;
  border-radius: 40px;
  padding: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
  margin-bottom: 32px;
  transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  overflow: hidden;
}

.device-frame:hover {
  transform: translateY(-10px) scale(1.02);
  border-color: var(--primary);
}

.device-frame img {
  width: 100%;
  height: auto;
  border-radius: 28px;
  display: block;
}

.frame-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, var(--primary-glow), transparent 70%);
  opacity: 0.2;
  pointer-events: none;
}

@media (max-width: 968px) {
  .modules {
    grid-template-columns: 1fr;
  }
  
  .device-frame {
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* Footer */
footer {
  padding: 60px 0 40px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 20px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.copyright {
  font-size: 8px;
  color: var(--text-muted);
  letter-spacing: 4px;
  text-transform: uppercase;
}

/* Main Navigation */
.main-nav {
  position: sticky;
  top: 0;
  background: rgba(13, 13, 13, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  height: 72px;
  display: flex;
  align-items: center;
}

.nav-content {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo {
  height: 40px;
  width: 40px;
  border-radius: 10px;
  object-fit: cover;
}

.brand-name {
  font-family: var(--font-headline);
  font-size: 1.25rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 2px;
  background: var(--primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.3s ease;
}

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

.btn-nav {
  background: var(--primary);
  color: var(--neutral) !important;
  padding: 8px 20px;
  border-radius: 8px;
  font-size: 0.75rem !important;
  box-shadow: 0 0 15px var(--primary-glow);
}

/* Hamburger UI */
.menu-toggle {
  display: none;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--primary);
  transition: all 0.3s ease;
  border-radius: 2px;
}

@media (max-width: 968px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    height: 0;
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: 40px;
    gap: 40px;
    overflow: hidden;
    transition: height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
  }

  .menu-toggle:checked ~ .nav-links {
    height: calc(100vh - 72px);
  }

  .menu-toggle:checked ~ .hamburger span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .menu-toggle:checked ~ .hamburger span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle:checked ~ .hamburger span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .brand-name {
    font-size: 1rem;
  }

  .btn-nav {
    width: auto;
  }
}

.btn-nav:hover {
  box-shadow: 0 0 25px var(--primary-glow);
}

/* Vanguard Pulse Ticker (REMOVED) */

/* Protocols Section */
.protocols {
  padding: 100px 0;
  background: radial-gradient(circle at 50% 50%, rgba(204, 255, 0, 0.05) 0%, transparent 70%);
}

.protocol-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.protocol-cell {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 32px;
  border-radius: 20px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.protocol-cell:hover {
  border-color: var(--primary);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5), 0 0 20px rgba(204, 255, 0, 0.1);
}

.protocol-cell h4 {
  color: var(--primary);
  font-size: 0.75rem;
  letter-spacing: 2px;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.protocol-cell p {
  font-family: var(--font-headline);
  font-size: 1.25rem;
  margin-bottom: 24px;
  line-height: 1.2;
}

.protocol-answer {
  color: var(--text-muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
  padding-top: 24px;
  opacity: 0.8;
}

.protocol-cell::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.protocol-cell:hover::after {
  opacity: 1;
}

/* Feedback Section */
.feedback {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.feedback-form {
  max-width: 800px;
  margin: 0 auto;
  background: var(--surface-deep);
  border: 1px solid var(--border);
  padding: 48px;
  border-radius: 32px;
  box-shadow: 0 40px 100px rgba(0,0,0,0.6);
}

@media (max-width: 768px) {
  .feedback {
    padding: 60px 0;
  }
  
  .feedback-form {
    padding: 24px;
    border-radius: 24px;
  }
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

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

.input-group label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 8px;
  font-weight: 700;
}

.input-group input, 
.input-group textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  color: var(--text-main);
  font-family: var(--font-body);
  transition: all 0.3s ease;
}

.input-group textarea {
  height: 150px;
  resize: vertical;
}

.input-group input:focus, 
.input-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: rgba(204, 255, 0, 0.05);
  box-shadow: 0 0 20px rgba(204, 255, 0, 0.1);
}

.fb-status {
  margin-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  padding: 12px;
  border-radius: 8px;
  display: none;
}

.fb-status.success {
  display: block;
  background: rgba(204, 255, 0, 0.1);
  color: var(--primary);
  border: 1px solid var(--primary);
}

.fb-status.error {
  display: block;
  background: rgba(255, 0, 0, 0.1);
  color: #ff4444;
  border: 1px solid #ff4444;
}