:root {
  --bg-color: #060913;
  --panel-bg: rgba(18, 24, 43, 0.4);
  --border-glow: rgba(79, 172, 254, 0.3);
  --accent-1: #00f2fe;
  --accent-2: #4facfe;
  --text-main: #ffffff;
  --text-muted: #94a3b8;
  --font-main: 'Outfit', sans-serif;
  --blur: blur(12px);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

/* Glassmorphism Classes */
.glass {
  background: var(--panel-bg);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--border-glow);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.glass-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: var(--blur);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 20px;
  padding: 2.5rem;
  transition: var(--transition);
}

.hover-glow:hover {
  border-color: var(--accent-2);
  transform: translateY(-5px);
  box-shadow: 0 10px 40px rgba(79, 172, 254, 0.2);
}

/* Typography */
.text-gradient {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5%;
  z-index: 100;
  border-bottom: 1px solid var(--border-glow);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: 2px;
}

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

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

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

.btn-primary-small {
  background: linear-gradient(135deg, var(--accent-2), var(--accent-1));
  color: #fff !important;
  padding: 0.6rem 1.5rem;
  border-radius: 30px;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.3);
}

.btn-primary-small:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(0, 242, 254, 0.5);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 10rem 5% 5rem;
  position: relative;
  overflow: hidden;
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 5rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -2px;
}

.subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 3rem;
}

.cta-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  background: linear-gradient(135deg, var(--accent-2), var(--accent-1));
  color: #fff;
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: 600;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  box-shadow: 0 0 30px rgba(79, 172, 254, 0.4);
  transition: var(--transition);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 0 50px rgba(79, 172, 254, 0.6);
}

.version-info {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Orbs */
.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  z-index: -1;
  opacity: 0.5;
  animation: float 10s ease-in-out infinite;
}

.orb-1 {
  width: 400px;
  height: 400px;
  background: var(--accent-1);
  top: 10%;
  left: 20%;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: rgba(138, 43, 226, 0.6);
  bottom: 0;
  right: 15%;
  animation-delay: -5s;
}

/* Mockup */
.browser-mockup {
  margin-top: 5rem;
  width: 100%;
  max-width: 900px;
  border-radius: 12px;
  overflow: hidden;
}

.mockup-header {
  background: rgba(0, 0, 0, 0.5);
  padding: 1rem;
  display: flex;
  align-items: center;
}

.mockup-dots {
  display: flex;
  gap: 8px;
  margin-right: 20px;
}

.mockup-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #333;
}
.mockup-dots span:nth-child(1) { background: #ff5f56; }
.mockup-dots span:nth-child(2) { background: #ffbd2e; }
.mockup-dots span:nth-child(3) { background: #27c93f; }

.mockup-url {
  background: rgba(255, 255, 255, 0.1);
  padding: 6px 15px;
  border-radius: 20px;
  font-size: 0.9rem;
  color: var(--text-muted);
  width: 300px;
  text-align: left;
}

.mockup-body {
  height: 350px;
  background: linear-gradient(to bottom, #0A0A0F, #111827);
  padding: 3rem;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.shield-demo {
  text-align: center;
  animation: pulseBlock 3s infinite;
}

.shield-demo h3 {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-weight: 300;
  letter-spacing: 2px;
}

.stats {
  display: flex;
  gap: 3rem;
  justify-content: center;
}

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

.stat-card .num {
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-1);
}

.stat-card .text-blue {
  color: var(--accent-2);
}

.stat-card .label {
  font-size: 0.9rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 1px;
}

/* Features */
.features {
  padding: 5rem 5%;
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
}
.section-title h2 { font-size: 2.5rem; margin-bottom: 1rem; }
.section-title p { color: var(--text-muted); font-size: 1.1rem; }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.icon-wrap {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}
.feature-card p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Animations */
@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

@keyframes pulseBlock {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.05); opacity: 1; }
  100% { transform: scale(1); opacity: 0.8; }
}

.icon-spin {
  animation: slowSpin 10s linear infinite;
}

@keyframes slowSpin {
  100% { transform: rotate(360deg); }
}

/* Fade In Utility via IntersectionObserver */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }