@import url('https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css');
@import url('https://cdn.jsdelivr.net/npm/remixicon@2.5.0/fonts/remixicon.css');

:root {
  --void-black: #0B0E1A;
  --deep-space: #131829;
  --quantum-violet: #7B2FF7;
  --plasma-magenta: #F72585;
  --cyber-cyan: #00E8FC;
  --nebula-blue: #1E2A4A;
  --starlight: #E8EAF6;
  --ion-gray: #8B93B8;
  --success-glow: #00F5A0;
  --grad-primary: linear-gradient(135deg, var(--quantum-violet) 0%, var(--plasma-magenta) 100%);
  --grad-secondary: linear-gradient(135deg, var(--cyber-cyan) 0%, var(--quantum-violet) 100%);
  --grad-dark: linear-gradient(180deg, var(--void-black) 0%, var(--deep-space) 100%);
  --shadow-glow: 0 0 24px rgba(123, 47, 247, 0.35);
  --shadow-cyan-glow: 0 0 24px rgba(0, 232, 252, 0.3);
  --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background-color: #ffffff;
  color: var(--deep-space);
  overflow-x: hidden;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--void-black);
}
::-webkit-scrollbar-thumb {
  background: var(--grad-primary);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--plasma-magenta);
}

/* HEADER */
.site-header {
  background-color: var(--void-black);
  border-bottom: 1px solid rgba(123, 47, 247, 0.25);
  position: sticky;
  top: 0;
  z-index: 999;
  transition: var(--transition-smooth);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.logo-glow {
  filter: drop-shadow(0 0 8px rgba(123, 47, 247, 0.6));
}

.nav-link {
  position: relative;
  color: var(--starlight);
  font-weight: 500;
  padding: 0.5rem 0;
  transition: var(--transition-smooth);
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0%;
  height: 2px;
  background: var(--grad-primary);
  transition: width 0.3s ease;
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}
.nav-link:hover,
.nav-link.active {
  color: var(--cyber-cyan);
}

.mobile-menu-toggle {
  color: var(--starlight);
  font-size: 1.75rem;
  cursor: pointer;
}

.mobile-menu {
  background-color: var(--deep-space);
  border-top: 1px solid rgba(123, 47, 247, 0.3);
}
.mobile-menu a {
  color: var(--starlight);
  border-bottom: 1px solid rgba(139, 147, 184, 0.15);
}
.mobile-menu a:hover {
  color: var(--cyber-cyan);
  background-color: rgba(123, 47, 247, 0.1);
}

/* BUTTONS */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--grad-primary);
  color: #ffffff;
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 10px 30px rgba(247, 37, 133, 0.5);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--cyber-cyan);
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  border: 2px solid var(--cyber-cyan);
  cursor: pointer;
  transition: var(--transition-smooth);
}
.btn-secondary:hover {
  background: var(--cyber-cyan);
  color: var(--void-black);
  box-shadow: var(--shadow-cyan-glow);
}

.btn-ghost {
  color: var(--starlight);
  border: 1px solid var(--ion-gray);
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-ghost:hover {
  border-color: var(--plasma-magenta);
  color: var(--plasma-magenta);
}

/* CARDS */
.card {
  background: #ffffff;
  border-radius: 14px;
  padding: 2rem;
  border: 1px solid #EDEBF7;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 16px rgba(11, 14, 26, 0.06);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(123, 47, 247, 0.15);
  border-color: rgba(123, 47, 247, 0.3);
}

.card-dark {
  background: var(--nebula-blue);
  border-radius: 14px;
  padding: 2rem;
  border: 1px solid rgba(123, 47, 247, 0.2);
  transition: var(--transition-smooth);
  color: var(--starlight);
}
.card-dark:hover {
  border-color: var(--cyber-cyan);
  box-shadow: var(--shadow-cyan-glow);
}

.icon-box {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: var(--grad-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.5rem;
  box-shadow: 0 6px 20px rgba(0, 232, 252, 0.3);
}

/* GRID / TECH PATTERN */
.tech-grid-bg {
  background-image:
    linear-gradient(rgba(123, 47, 247, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123, 47, 247, 0.08) 1px, transparent 1px);
  background-size: 40px 40px;
}

.hero-dark {
  background: var(--grad-dark);
  position: relative;
  overflow: hidden;
}
.hero-dark::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(123, 47, 247, 0.35), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}
.hero-dark::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 232, 252, 0.25), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

/* FORMS */
.form-input,
.form-textarea,
.form-select {
  width: 100%;
  background-color: #ffffff;
  border: 2px solid #E5E3F0;
  border-radius: 8px;
  padding: 0.85rem 1rem;
  color: var(--deep-space);
  transition: var(--transition-smooth);
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--quantum-violet);
  box-shadow: 0 0 0 4px rgba(123, 47, 247, 0.12);
}
.form-label {
  font-weight: 600;
  color: var(--deep-space);
  margin-bottom: 0.4rem;
  display: block;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}
.form-group {
  margin-bottom: 1.5rem;
  position: relative;
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--ion-gray);
}

.form-dark .form-input,
.form-dark .form-textarea,
.form-dark .form-select {
  background-color: var(--void-black);
  border-color: rgba(139, 147, 184, 0.3);
  color: var(--starlight);
}
.form-dark .form-label {
  color: var(--starlight);
}

/* ACCORDION */
.accordion-item {
  border: 1px solid #EDEBF7;
  border-radius: 10px;
  margin-bottom: 1rem;
  overflow: hidden;
  transition: var(--transition-smooth);
}
.accordion-header {
  cursor: pointer;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #ffffff;
  font-weight: 600;
  color: var(--deep-space);
  transition: var(--transition-smooth);
}
.accordion-header:hover {
  background: #F7F5FC;
}
.accordion-header .ri-arrow-down-s-line {
  transition: transform 0.3s ease;
  color: var(--quantum-violet);
}
.accordion-header.active .ri-arrow-down-s-line {
  transform: rotate(180deg);
}
.accordion-content {
  display: none;
  padding: 0 1.5rem 1.5rem;
  color: var(--ion-gray);
  line-height: 1.7;
}

/* COOKIE BANNER */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--void-black);
  border-top: 2px solid var(--quantum-violet);
  color: var(--starlight);
  padding: 1.5rem;
  z-index: 1000;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.4);
}
.cookie-banner h3 {
  color: #ffffff;
}
.cookie-banner p {
  color: #C7CCE8;
}
.cookie-banner a {
  color: var(--cyber-cyan);
  text-decoration: underline;
}
.cookie-banner a:hover {
  color: var(--plasma-magenta);
}

/* BADGES */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.9rem;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(123, 47, 247, 0.12);
  color: var(--quantum-violet);
}
.badge-glow {
  background: var(--grad-primary);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

/* LOADER */
.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid rgba(123, 47, 247, 0.15);
  border-top-color: var(--quantum-violet);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ANIMATIONS */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-fadeInUp {
  animation: fadeInUp 0.7s ease forwards;
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(123, 47, 247, 0.3); }
  50% { box-shadow: 0 0 35px rgba(0, 232, 252, 0.4); }
}
.pulse-glow {
  animation: pulseGlow 2.5s ease-in-out infinite;
}

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

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

/* SECTION DIVIDERS */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(123, 47, 247, 0.3), transparent);
}

/* TIMELINE */
.timeline-line {
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--grad-primary);
}
.timeline-dot {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: var(--shadow-glow);
  z-index: 2;
}

/* PRICING TOGGLE / TABLE */
.pricing-card {
  border-radius: 16px;
  padding: 2.5rem 2rem;
  background: #ffffff;
  border: 1px solid #EDEBF7;
  transition: var(--transition-smooth);
}
.pricing-card-featured {
  background: var(--grad-dark);
  color: var(--starlight);
  border: 2px solid var(--quantum-violet);
  box-shadow: var(--shadow-glow);
}
.pricing-card-featured h3,
.pricing-card-featured .price {
  color: #ffffff;
}
.pricing-card-featured p,
.pricing-card-featured li {
  color: #C7CCE8;
}

/* UTILS */
.text-ion { color: var(--ion-gray); }
.bg-void { background-color: var(--void-black); }
.bg-deep { background-color: var(--deep-space); }
.border-quantum { border-color: var(--quantum-violet); }

@media (max-width: 768px) {
  .hero-dark::before,
  .hero-dark::after {
    width: 250px;
    height: 250px;
  }
  .card, .card-dark {
    padding: 1.5rem;
  }
}