/* ==========================================
   HyperFlow Network — Premium Store CSS
   ========================================== */

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

:root {
  /* Colors */
  --bg-primary: #06060e;
  --bg-secondary: #0c0c1d;
  --bg-card: rgba(15, 15, 35, 0.6);
  --bg-card-hover: rgba(20, 20, 50, 0.8);

  --text-primary: #e8e8f0;
  --text-secondary: #9595b5;
  --text-muted: #6565a0;

  --accent-1: #6c5ce7;
  --accent-2: #00cec9;
  --accent-3: #a29bfe;
  --accent-glow: rgba(108, 92, 231, 0.3);

  --gradient-primary: linear-gradient(135deg, #6c5ce7 0%, #00cec9 100%);
  --gradient-card: linear-gradient(135deg, rgba(108, 92, 231, 0.1) 0%, rgba(0, 206, 201, 0.05) 100%);
  --gradient-hero: linear-gradient(180deg, #06060e 0%, #0a0a1e 50%, #06060e 100%);

  --border-color: rgba(108, 92, 231, 0.15);
  --border-hover: rgba(108, 92, 231, 0.4);

  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 60px rgba(108, 92, 231, 0.15);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

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

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

/* === Animated Background === */
.bg-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(108, 92, 231, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108, 92, 231, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
  pointer-events: none;
}

.bg-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.4;
  z-index: 0;
  pointer-events: none;
  animation: floatGlow 20s ease-in-out infinite;
}

.bg-glow-1 {
  width: 500px;
  height: 500px;
  background: rgba(108, 92, 231, 0.15);
  top: -100px;
  right: -100px;
  animation-delay: 0s;
}

.bg-glow-2 {
  width: 400px;
  height: 400px;
  background: rgba(0, 206, 201, 0.1);
  bottom: 20%;
  left: -100px;
  animation-delay: -7s;
}

.bg-glow-3 {
  width: 300px;
  height: 300px;
  background: rgba(162, 155, 254, 0.1);
  top: 50%;
  right: 20%;
  animation-delay: -14s;
}

@keyframes floatGlow {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -30px) scale(1.1); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(15px, 15px) scale(1.05); }
}

/* === Navbar === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  backdrop-filter: blur(0px);
}

.navbar.scrolled {
  padding: 10px 0;
  background: rgba(6, 6, 14, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.3rem;
}

.logo-icon {
  font-size: 1.6rem;
  filter: drop-shadow(0 0 8px rgba(108, 92, 231, 0.5));
}

.logo-text {
  color: var(--text-primary);
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(108, 92, 231, 0.1);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 8px;
  color: white;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius-xl);
  background: var(--gradient-primary);
  transition: var(--transition);
  margin-left: 8px;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(108, 92, 231, 0.3);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* === Hero === */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  background: var(--gradient-hero);
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(108, 92, 231, 0.1);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent-3);
  margin-bottom: 28px;
  animation: fadeInUp 0.8s ease-out;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease-out 0.1s both;
}

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

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(108, 92, 231, 0.4);
}

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

.btn-outline:hover {
  background: rgba(108, 92, 231, 0.1);
  border-color: var(--accent-1);
  transform: translateY(-3px);
}

.btn-order {
  width: 100%;
  justify-content: center;
  padding: 14px 24px;
  background: var(--gradient-primary);
  color: white;
  font-size: 0.9rem;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 15px rgba(108, 92, 231, 0.25);
}

.btn-order:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(108, 92, 231, 0.4);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.05rem;
}

/* === Hero Stats === */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-mono);
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-color);
}

/* === Sections === */
.section {
  position: relative;
  z-index: 1;
  padding: 100px 0;
}

.section-dark {
  background: var(--bg-secondary);
}

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

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(108, 92, 231, 0.1);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-3);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 500px;
  margin: 0 auto;
}

/* === Filter Tabs === */
.filter-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-tab {
  padding: 10px 22px;
  font-family: var(--font-main);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: var(--transition);
}

.filter-tab:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: rgba(108, 92, 231, 0.05);
}

.filter-tab.active {
  color: white;
  background: var(--gradient-primary);
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(108, 92, 231, 0.25);
}

/* === Product Cards === */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 24px;
}

.product-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 28px 28px;
  transition: var(--transition-slow);
  overflow: hidden;
  backdrop-filter: blur(10px);
}

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

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-glow);
}

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

.product-card.hidden {
  display: none;
}

.card-glow {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.03) 0%, transparent 50%);
  opacity: 0;
  transition: var(--transition-slow);
  pointer-events: none;
}

.product-card:hover .card-glow {
  opacity: 1;
}

.card-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 4px 12px;
  border-radius: var(--radius-xl);
  font-size: 0.7rem;
  font-weight: 700;
  background: rgba(108, 92, 231, 0.15);
  color: var(--accent-3);
  border: 1px solid rgba(108, 92, 231, 0.25);
}

.card-badge-best {
  background: rgba(0, 206, 201, 0.15);
  color: var(--accent-2);
  border-color: rgba(0, 206, 201, 0.25);
}

.card-badge-premium {
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.15), rgba(255, 140, 0, 0.15));
  color: #ffd700;
  border-color: rgba(255, 215, 0, 0.25);
}

.card-badge-new {
  background: rgba(0, 255, 135, 0.1);
  color: #00ff87;
  border-color: rgba(0, 255, 135, 0.2);
}

.card-icon {
  font-size: 2.8rem;
  margin-bottom: 16px;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.card-specs {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-2);
  margin-bottom: 20px;
}

.card-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.card-features .feature {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.card-pricing {
  margin-bottom: 20px;
  padding: 16px;
  background: rgba(108, 92, 231, 0.05);
  border-radius: var(--radius-md);
  border: 1px solid rgba(108, 92, 231, 0.1);
  text-align: center;
}

.price-idr {
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-mono);
}

.price-usd {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* === Features Grid === */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 32px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

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

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

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

/* === FAQ === */
.faq-list {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: var(--border-hover);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: var(--bg-card);
  border: none;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.faq-question:hover {
  background: var(--bg-card-hover);
}

.faq-icon {
  font-size: 1.4rem;
  color: var(--accent-1);
  transition: var(--transition);
  font-weight: 300;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 200px;
}

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* === CTA Section === */
.cta-section {
  padding: 60px 0 100px;
}

.cta-card {
  position: relative;
  text-align: center;
  padding: 60px 40px;
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.cta-glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.cta-card h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
  position: relative;
}

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

/* === Footer === */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border-color);
  padding: 60px 0 0;
  background: var(--bg-secondary);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-brand .logo-icon {
  font-size: 1.2rem;
}

.footer-brand .logo-text {
  font-size: 1.1rem;
}

.footer-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 12px;
  max-width: 280px;
}

.footer-links h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  padding: 4px 0;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent-2);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* === Animations === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.product-card,
.feature-card {
  opacity: 0;
  animation: fadeInUp 0.6s ease-out forwards;
}

.product-card:nth-child(1) { animation-delay: 0.05s; }
.product-card:nth-child(2) { animation-delay: 0.1s; }
.product-card:nth-child(3) { animation-delay: 0.15s; }
.product-card:nth-child(4) { animation-delay: 0.2s; }
.product-card:nth-child(5) { animation-delay: 0.25s; }
.product-card:nth-child(6) { animation-delay: 0.3s; }
.product-card:nth-child(7) { animation-delay: 0.35s; }
.product-card:nth-child(8) { animation-delay: 0.4s; }
.product-card:nth-child(9) { animation-delay: 0.45s; }

.feature-card:nth-child(1) { animation-delay: 0.05s; }
.feature-card:nth-child(2) { animation-delay: 0.1s; }
.feature-card:nth-child(3) { animation-delay: 0.15s; }
.feature-card:nth-child(4) { animation-delay: 0.2s; }

/* === Responsive === */
@media (max-width: 900px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: rgba(6, 6, 14, 0.97);
    backdrop-filter: blur(20px);
    z-index: 999;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-link {
    font-size: 1.1rem;
    padding: 12px 24px;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 12px;
    font-size: 1rem;
    padding: 14px 28px;
  }

  .hamburger {
    display: flex;
    z-index: 1001;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    gap: 20px;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 500px) {
  .hero {
    padding: 100px 0 60px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .section {
    padding: 60px 0;
  }

  .filter-tabs {
    gap: 6px;
  }

  .filter-tab {
    padding: 8px 16px;
    font-size: 0.78rem;
  }

  .product-card {
    padding: 24px 20px 20px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 28px;
  }

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

/* === Scrollbar === */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-1);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-3);
}