/* ============================================
   Jessy OS — Hyperdrive Theme
   ============================================ */

:root {
  --primary: #00f0ff;
  --primary-glow: #00f0ff77;
  --secondary: #0088ff;
  --accent: #00ff88;
  --bg: #0a0e1a;
  --surface: #111827;
  --surface-hover: #1e293b;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --border: #1e293b;
  --gradient: linear-gradient(135deg, #00f0ff, #0088ff);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Grid Background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

/* Ambient Glow */
body::after {
  content: '';
  position: fixed;
  top: -30%;
  left: -20%;
  width: 140%;
  height: 140%;
  background: radial-gradient(circle at 30% 20%, rgba(0, 240, 255, 0.04), transparent 60%),
              radial-gradient(circle at 70% 80%, rgba(0, 136, 255, 0.03), transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* Utility: Floating Particles (via pseudo-elements on containers) */
@keyframes float {
  0%, 100% { transform: translateY(0) translateX(0); }
  25% { transform: translateY(-20px) translateX(10px); }
  50% { transform: translateY(-10px) translateX(-10px); }
  75% { transform: translateY(-30px) translateX(5px); }
}

/* ============================================
   Glassmorphism Card
   ============================================ */
.glass-card {
  background: rgba(17, 24, 39, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(30, 41, 59, 0.6);
  border-radius: 20px;
}

.animated-border {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
}

.animated-border::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  border-radius: 22px;
  background: conic-gradient(
    from 0deg,
    transparent,
    var(--primary),
    var(--secondary),
    var(--accent),
    var(--primary),
    transparent
  );
  animation: rotate-border 4s linear infinite;
  z-index: -1;
}

.animated-border > .glass-card {
  position: relative;
  z-index: 1;
  margin: 2px;
  border-radius: 20px;
}

@keyframes rotate-border {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 12px;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient);
  color: var(--bg);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(0, 240, 255, 0.5),
              0 0 60px rgba(0, 240, 255, 0.2);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  padding: 8px 16px;
}

.btn-ghost:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

/* ============================================
   Layout
   ============================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Fade-in on scroll */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Navigation
   ============================================ */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: background 0.3s ease;
}

nav.scrolled {
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(30, 41, 59, 0.5);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--bg);
}

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

/* ============================================
   Hero Section
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  position: relative;
  z-index: 1;
}

.hero-content {
  text-align: center;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--primary);
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.2);
  margin-bottom: 32px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  line-height: 1.1;
}

.hero h1 .gradient-text {
  display: block;
}

.hero-tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.6rem);
  color: var(--text-muted);
  margin-bottom: 24px;
  font-weight: 400;
  line-height: 1.5;
}

.hero-description {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-bottom: 60px;
}

/* Hero Card */
.hero-card-wrapper {
  max-width: 780px;
  margin: 0 auto;
}

.hero-card {
  padding: 40px 48px;
  text-align: left;
}

.hero-card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.hero-card-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.hero-card-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.hero-card-text h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
  color: var(--text);
}

.hero-card-text p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ============================================
   Features Section
   ============================================ */
.features {
  padding: 100px 24px;
  position: relative;
  z-index: 1;
}

.features-header {
  text-align: center;
  margin-bottom: 60px;
}

.features-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
}

.features-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  padding: 32px;
  border-radius: 16px;
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid var(--border);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.feature-card:hover {
  border-color: rgba(0, 240, 255, 0.3);
  background: rgba(17, 24, 39, 0.8);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 240, 255, 0.08);
}

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

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  background: rgba(0, 240, 255, 0.15);
  border-color: rgba(0, 240, 255, 0.3);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
}

.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
  padding: 80px 24px 100px;
  position: relative;
  z-index: 1;
}

.cta-card {
  max-width: 700px;
  margin: 0 auto;
  padding: 56px 48px;
  text-align: center;
  border-radius: 20px;
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(0, 240, 255, 0.06), transparent 70%);
  pointer-events: none;
}

.cta-card h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 12px;
}

.cta-card p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

.cta-card .btn {
  font-size: 1.05rem;
  padding: 16px 40px;
}

/* ============================================
   Footer
   ============================================ */
footer {
  padding: 40px 24px;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}

footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

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

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

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

/* ============================================
   Coming Soon Page
   ============================================ */
.coming-soon-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  position: relative;
  z-index: 1;
  text-align: center;
}

.coming-soon-card {
  max-width: 520px;
  width: 100%;
  padding: 56px 48px;
}

.coming-soon-card .logo-icon {
  width: 56px;
  height: 56px;
  font-size: 1.6rem;
  margin: 0 auto 24px;
}

.coming-soon-card h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  margin-bottom: 16px;
}

.coming-soon-card p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 36px;
  line-height: 1.6;
}

.coming-soon-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.coming-soon-form .input-group {
  display: flex;
  gap: 10px;
}

.coming-soon-form input[type="email"] {
  flex: 1;
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(30, 41, 59, 0.4);
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  outline: none;
  transition: all 0.3s ease;
}

.coming-soon-form input[type="email"]:focus {
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.15);
}

.coming-soon-form input[type="email"]::placeholder {
  color: var(--text-muted);
}

.coming-soon-form .btn {
  white-space: nowrap;
}

.form-status {
  font-size: 0.9rem;
  min-height: 1.4em;
  transition: all 0.3s ease;
}

.form-status.success {
  color: var(--accent);
}

.form-status.error {
  color: #ef4444;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  margin-top: 24px;
  transition: color 0.3s ease;
}

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

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-card-grid {
    grid-template-columns: 1fr;
  }

  .hero-card {
    padding: 32px 28px;
  }
}

@media (max-width: 640px) {
  .features-grid {
    grid-template-columns: 1fr;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .hero-cta .btn {
    width: 100%;
    max-width: 320px;
  }

  .hero-badge {
    font-size: 0.78rem;
  }

  .coming-soon-form .input-group {
    flex-direction: column;
  }

  .coming-soon-card {
    padding: 40px 24px;
  }

  .cta-card {
    padding: 40px 24px;
  }

  footer .container {
    flex-direction: column;
    text-align: center;
  }

  .nav-links .btn {
    padding: 10px 20px;
    font-size: 0.85rem;
  }
}