@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 {
  --primary: #7C3AED;
  --primary-light: #A78BFA;
  --primary-dark: #5B21B6;
  --secondary: #06B6D4;
  --secondary-light: #67E8F9;
  --secondary-dark: #0891B2;
  --accent: #F59E0B;
  --accent-light: #FCD34D;
  --accent-dark: #D97706;
  --neon: #39FF14;
  --neon-blue: #00F5FF;
  --bg-deep: #0A0A1A;
  --bg-dark: #0F0F23;
  --bg-medium: #1A1A3E;
  --bg-card: #16163A;
  --bg-surface: #1E1E4A;
  --text-primary: #F0EEFF;
  --text-secondary: #A9A6C8;
  --text-muted: #6B6890;
  --border-color: rgba(124, 58, 237, 0.3);
  --border-glow: rgba(124, 58, 237, 0.6);
  --gradient-primary: linear-gradient(135deg, #7C3AED 0%, #06B6D4 100%);
  --gradient-secondary: linear-gradient(135deg, #5B21B6 0%, #0891B2 100%);
  --gradient-accent: linear-gradient(135deg, #7C3AED 0%, #F59E0B 100%);
  --gradient-dark: linear-gradient(180deg, #0A0A1A 0%, #1A1A3E 100%);
  --gradient-card: linear-gradient(145deg, #16163A 0%, #1E1E4A 100%);
  --shadow-glow: 0 0 20px rgba(124, 58, 237, 0.4);
  --shadow-glow-strong: 0 0 40px rgba(124, 58, 237, 0.6);
  --shadow-cyan: 0 0 20px rgba(6, 182, 212, 0.4);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-elevated: 0 20px 60px rgba(0, 0, 0, 0.5);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  --font-display: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
  border-left: 1px solid var(--border-color);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #9D5AF5 0%, #22D3EE 100%);
  box-shadow: var(--shadow-glow);
}

::-webkit-scrollbar-corner {
  background: var(--bg-dark);
}

::selection {
  background: rgba(124, 58, 237, 0.4);
  color: var(--text-primary);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
  padding: 0;
}

.site-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
  opacity: 0.6;
}

.site-header.scrolled {
  background: rgba(10, 10, 26, 0.97);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5), var(--shadow-glow);
  padding: 0;
}

.header-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  transition: transform var(--transition-normal);
}

.site-logo:hover {
  transform: scale(1.03);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.logo-icon::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 60%);
}

.logo-icon i {
  font-size: 1.3rem;
  color: #fff;
  position: relative;
  z-index: 1;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-name {
  font-size: 1.25rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.logo-tagline {
  font-size: 0.6rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 500;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
  transition: width var(--transition-normal);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(124, 58, 237, 0.1);
}

.nav-link:hover::before {
  width: 70%;
}

.nav-link.active {
  color: var(--primary-light);
  background: rgba(124, 58, 237, 0.12);
}

.nav-link.active::before {
  width: 70%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--gradient-primary);
  color: #fff;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-glow);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-strong);
  background: linear-gradient(135deg, #9D5AF5 0%, #22D3EE 100%);
}

.nav-cta:active {
  transform: translateY(0);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.mobile-menu-btn:hover {
  background: rgba(124, 58, 237, 0.1);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-glow);
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.mobile-menu-btn.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-btn.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  background: rgba(10, 10, 26, 0.98);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 1.5rem;
  animation: slideDown 0.25s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mobile-menu .nav-link {
  display: block;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.25rem;
  border: 1px solid transparent;
}

.mobile-menu .nav-link:hover {
  border-color: var(--border-color);
}

.mobile-menu .nav-cta {
  width: 100%;
  justify-content: center;
  margin-top: 0.75rem;
  padding: 0.75rem;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--gradient-dark);
  padding: 8rem 0 4rem;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 70%;
  height: 100%;
  background: radial-gradient(ellipse, rgba(124, 58, 237, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(124, 58, 237, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 58, 237, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid var(--border-color);
  color: var(--primary-light);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all var(--transition-normal);
}

.hero-badge:hover {
  background: rgba(124, 58, 237, 0.25);
  box-shadow: var(--shadow-glow);
}

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

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

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

.hero-title .outline-text {
  -webkit-text-stroke: 1px rgba(124, 58, 237, 0.5);
  color: transparent;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.hero-stat .stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.hero-stat .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-device {
  position: relative;
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-elevated), var(--shadow-glow);
  animation: float 6s ease-in-out infinite;
  max-width: 400px;
  width: 100%;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-16px); }
}

.hero-device::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: var(--gradient-primary);
  opacity: 0.3;
  z-index: -1;
  filter: blur(15px);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-normal);
  letter-spacing: 0.02em;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.4s ease, height 0.4s ease;
}

.btn:active::after {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-strong);
  background: linear-gradient(135deg, #9D5AF5 0%, #22D3EE 100%);
}

.btn-primary:active {
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: rgba(124, 58, 237, 0.1);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
  border-color: var(--primary-light);
  color: var(--primary-light);
  background: rgba(124, 58, 237, 0.08);
  transform: translateY(-2px);
}

.btn-accent {
  background: linear-gradient(135deg, #F59E0B 0%, #EF4444 100%);
  color: #fff;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.4);
}

.btn-accent:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 40px rgba(245, 158, 11, 0.6);
}

.btn-cyan {
  background: linear-gradient(135deg, #06B6D4 0%, #3B82F6 100%);
  color: #fff;
  box-shadow: var(--shadow-cyan);
}

.btn-cyan:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 40px rgba(6, 182, 212, 0.6);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: none;
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

.btn-sm {
  font-size: 0.8rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  font-size: 1rem;
  padding: 1rem 2rem;
  border-radius: var(--radius-lg);
}

.btn-xl {
  font-size: 1.1rem;
  padding: 1.1rem 2.5rem;
  border-radius: var(--radius-lg);
}

.btn-icon {
  padding: 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 1.1rem;
}

.btn-loading {
  pointer-events: none;
  opacity: 0.8;
}

.btn-loading::before {
  content: '';
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: 0.5rem;
}

/* ============================================
   CARDS
   ============================================ */

.card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.card:hover {
  border-color: rgba(124, 58, 237, 0.5);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

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

.card-glow {
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.card-icon.primary {
  background: rgba(124, 58, 237, 0.15);
  color: var(--primary-light);
  border: 1px solid rgba(124, 58, 237, 0.3);
}

.card-icon.secondary {
  background: rgba(6, 182, 212, 0.15);
  color: var(--secondary-light);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.card-icon.accent {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-light);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.card-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.card-body {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

.card-footer {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.card-feature {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card-feature:hover {
  border-color: rgba(124, 58, 237, 0.5);
  transform: translateY(-6px);
  box-shadow: var(--shadow-elevated), var(--shadow-glow);
}

.card-feature .feature-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: #fff;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-glow);
  transition: all var(--transition-normal);
}

.card-feature:hover .feature-icon-wrap {
  transform: scale(1.1) rotate(-5deg);
  box-shadow: var(--shadow-glow-strong);
}

.card-pricing {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card-pricing.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.card-pricing.featured::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
}

.card-pricing:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-elevated), var(--shadow-glow);
}

.price-amount {
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.price-currency {
  font-size: 1.5rem;
  vertical-align: top;
  margin-top: 0.5rem;
  display: inline-block;
}

.price-period {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 400;
}

/* ============================================
   FORMS
   ============================================ */

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.form-label .required {
  color: #EF4444;
  margin-left: 0.25rem;
}

.form-input,
.form-textarea,
.form-select {
  background: rgba(22, 22, 58, 0.8);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  transition: all var(--transition-normal);
  outline: none;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
  border-color: rgba(124, 58, 237, 0.5);
  background: rgba(30, 30, 74, 0.8);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--primary);
  background: rgba(30, 30, 74, 0.9);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15), var(--shadow-glow);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237C3AED' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.form-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.form-input-wrapper .form-icon {
  position: absolute;
  left: 1rem;
  color: var(--text-muted);
  font-size: 1rem;
  pointer-events: none;
  transition: color var(--transition-fast);
}

.form-input-wrapper .form-input {
  padding-left: 2.75rem;
}

.form-input-wrapper:focus-within .form-icon {
  color: var(--primary-light);
}

.form-helper {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.form-error {
  font-size: 0.8rem;
  color: #EF4444;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.form-success {
  font-size: 0.8rem;
  color: var(--neon);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.form-input.error {
  border-color: #EF4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-input.success {
  border-color: #10B981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
}

.form-checkbox {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  background: rgba(22, 22, 58, 0.8);
  cursor: pointer;
  flex-shrink: 0;
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  margin-top: 1px;
  transition: all var(--transition-fast);
}

.form-checkbox:checked {
  background: var(--gradient-primary);
  border-color: var(--primary);
}

.form-checkbox:checked::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 5px;
  width: 4px;
  height: 8px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}

.form-checkbox:focus {
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
  outline: none;
}

.form-radio {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border-color);
  border-radius: 50%;
  background: rgba(22, 22, 58, 0.8);
  cursor: pointer;
  flex-shrink: 0;
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  transition: all var(--transition-fast);
}

.form-radio:checked {
  border-color: var(--primary);
}

.form-radio:checked::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  height: 8px;
  background: var(--gradient-primary);
  border-radius: 50%;
}

.form-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
}

.form-card-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-card-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.form-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.5rem 0;
}

.form-divider::before,
.form-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-color);
}

.form-divider span {
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ============================================
   COOKIE BANNER
   ============================================ */

.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 3rem);
  max-width: 900px;
  z-index: 9999;
  background: rgba(15, 15, 35, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.5rem 2rem;
  box-shadow: var(--shadow-elevated), var(--shadow-glow);
  animation: cookieSlideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.cookie-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

@keyframes cookieSlideUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

.cookie-banner-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cookie-icon {
  width: 44px;
  height: 44px;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
  color: var(--primary-light);
}

.cookie-content {
  flex: 1;
  min-width: 250px;
}

.cookie-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.cookie-text {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.cookie-text a {
  color: var(--primary-light);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}

.cookie-text a:hover {
  color: var(--secondary-light);
}

.cookie-actions {
  display: flex;
  gap: 0.75rem;
  flex-shrink: 0;
  flex-wrap: wrap;
  align-items: center;
}

.cookie-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0.25rem;
  border-radius: 4px;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cookie-close:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

/* ============================================
   ACCORDION
   ============================================ */

.accordion {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition-fast);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-item.active {
  background: rgba(124, 58, 237, 0.05);
}

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: transparent;
  border: none;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  text-align: left;
  transition: all var(--transition-fast);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-display);
}

.accordion-header:hover {
  color: var(--primary-light);
  background: rgba(124, 58, 237, 0.05);
}

.accordion-header .accordion-icon {
  width: 28px;
  height: 28px;
  background: rgba(124, 58, 237, 0.1);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-normal);
  font-size: 0.9rem;
  color: var(--primary-light);
}

.accordion-item.active .accordion-header .accordion-icon {
  background: var(--gradient-primary);
  border-color: var(--primary);
  color: #fff;
  transform: rotate(45deg);
  box-shadow: var(--shadow-glow);
}

.accordion-body {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-item.active .accordion-body {
  max-height: 500px;
}

.accordion-content {
  padding: 0 1.5rem 1.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ============================================
   SECTIONS
   ============================================ */

.section {
  padding: 6rem 0;
  position: relative;
}

.section-sm {
  padding: 4rem 0;
}

.section-lg {
  padding: 8rem 0;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-sm {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-light);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1rem;
}

.section-label::before {
  content: '';
  width: 20px;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: 1rem;
}

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

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

.section-divider {
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 3px;
  margin: 1.25rem 0;
}

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

.section-darker {
  background: var(--bg-deep);
}

.section-gradient {
  background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-medium) 50%, var(--bg-deep) 100%);
}

/* ============================================
   GRID LAYOUTS
   ============================================ */

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

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

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

/* ============================================
   FEATURES SECTION
   ============================================ */

.features-section {
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.features-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(124, 58, 237, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 58, 237, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.feature-tag.new {
  background: rgba(124, 58, 237, 0.15);
  color: var(--primary-light);
  border: 1px solid rgba(124, 58, 237, 0.3);
}

.feature-tag.popular {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-light);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.feature-tag.coming-soon {
  background: rgba(6, 182, 212, 0.15);
  color: var(--secondary-light);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

/* ============================================
   TESTIMONIALS
   ============================================ */

.testimonial-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all var(--transition-normal);
  position: relative;
}

.testimonial-card:hover {
  border-color: rgba(124, 58, 237, 0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.testimonial-quote {
  font-size: 2rem;
  color: var(--primary-light);
  line-height: 1;
  margin-bottom: 1rem;
  opacity: 0.6;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #fff;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
}

.author-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

.author-role {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.stars {
  display: flex;
  gap: 0.2rem;
  margin-bottom: 0.75rem;
}

.stars i {
  font-size: 0.85rem;
  color: var(--accent);
}

/* ============================================
   BADGE & PILLS
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.badge-primary {
  background: rgba(124, 58, 237, 0.15);
  color: var(--primary-light);
  border: 1px solid rgba(124, 58, 237, 0.3);
}

.badge-cyan {
  background: rgba(6, 182, 212, 0.15);
  color: var(--secondary-light);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.badge-accent {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-light);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #6EE7B7;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #FCA5A5;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* ============================================
   PROCESS / STEPS
   ============================================ */

.step-item {
  display: flex;
  gap: 1.5rem;
  position: relative;
}

.step-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 19px;
  top: 50px;
  width: 2px;
  height: calc(100% - 20px);
  background: linear-gradient(180deg, var(--primary) 0%, transparent 100%);
  opacity: 0.3;
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
  position: relative;
  z-index: 1;
}

.step-content {
  padding-bottom: 2rem;
  flex: 1;
}

.step-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================
   DIVIDERS & SEPARATORS
   ============================================ */

.divider {
  width: 100%;
  height: 1px;
  background: var(--border-color);
  margin: 2rem 0;
}

.divider-gradient {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--primary) 50%, transparent 100%);
  opacity: 0.4;
  margin: 2rem 0;
}

/* ============================================
   ALERT / NOTIFICATION
   ============================================ */

.alert {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  border: 1px solid;
}

.alert-info {
  background: rgba(6, 182, 212, 0.08);
  border-color: rgba(6, 182, 212, 0.3);
  color: var(--secondary-light);
}

.alert-success {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.3);
  color: #6EE7B7;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.3);
  color: var(--accent-light);
}

.alert-error {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.3);
  color: #FCA5A5;
}

/* ============================================
   LOADING SPINNER
   ============================================ */

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes spinReverse {
  to { transform: rotate(-360deg); }
}

.spinner {
  width: 40px;
  height: 40px;
  position: relative;
}

.spinner::before,
.spinner::after {
  content: '';
  position: absolute;
  border-radius: 50%;
}

.spinner::before {
  inset: 0;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary);
  animation: spin 0.8s linear infinite;
}

.spinner::after {
  inset: 6px;
  border: 3px solid var(--border-color);
  border-top-color: var(--secondary);
  animation: spinReverse 1.2s linear infinite;
}

.spinner-sm {
  width: 20px;
  height: 20px;
}

.spinner-sm::before {
  border-width: 2px;
}

.spinner-sm::after {
  inset: 3px;
  border-width: 2px;
}

.spinner-lg {
  width: 64px;
  height: 64px;
}

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 26, 0.9);
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  z-index: 9999;
}

.loading-text {
  font-size: 0.875rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ============================================
   COUNTER / STATS SECTION
   ============================================ */

.stats-section {
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(124, 58, 237, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.stat-card {
  background: var(--gradient-card);
  border: 1px solid var