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

:root {
  --bg: #0a0a12;
  --bg-card: #12121c;
  --bg-card-hover: #1a1a28;
  --purple: #8B5CF6;
  --purple-light: #A78BFA;
  --purple-dark: #7C3AED;
  --purple-glow: rgba(139, 92, 246, 0.5);
  --blue: #3B82F6;
  --green: #10B981;
  --red: #EF4444;
  --yellow: #F59E0B;
  --text: #F8FAFC;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  --border: rgba(139, 92, 246, 0.12);
  --border-hover: rgba(139, 92, 246, 0.35);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Space Grotesk', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== ANIMATED BACKGROUND ===== */
.bg-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(139, 92, 246, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.04) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse 80% 50% at 50% 0%, black 70%, transparent 100%);
}

.scan-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--purple-glow), var(--purple), var(--purple-glow), transparent);
  animation: scan 8s linear infinite;
  opacity: 0.6;
  box-shadow: 0 0 30px 10px var(--purple-glow);
}

.scan-line-2 {
  animation-delay: -4s;
  opacity: 0.3;
}

@keyframes scan {
  0% { top: -5%; }
  100% { top: 105%; }
}

.particles {
  position: absolute;
  inset: 0;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--purple-light);
  border-radius: 50%;
  opacity: 0;
  animation: float-particle 15s ease-in-out infinite;
}

@keyframes float-particle {
  0%, 100% { opacity: 0; transform: translateY(0) scale(0.5); }
  10% { opacity: 0.8; }
  90% { opacity: 0.8; }
  50% { transform: translateY(-100px) scale(1); }
}

.bg-glow {
  position: absolute;
  top: -300px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 700px;
  background: radial-gradient(ellipse, rgba(139, 92, 246, 0.2) 0%, transparent 60%);
  animation: glow-pulse 6s ease-in-out infinite;
}

.bg-glow-2 {
  top: 40%;
  width: 600px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(59, 130, 246, 0.08) 0%, transparent 60%);
  animation-delay: -3s;
}

@keyframes glow-pulse {
  0%, 100% { opacity: 1; transform: translateX(-50%) scale(1); }
  50% { opacity: 0.7; transform: translateX(-50%) scale(1.1); }
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 32px;
  transition: all 0.3s ease;
}

.header.scrolled {
  background: rgba(10, 10, 18, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
}

.logo img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 2px solid var(--purple);
  box-shadow: 0 0 20px var(--purple-glow);
}

.logo span {
  font-size: 1.25rem;
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-cta {
  position: relative;
  padding: 12px 24px !important;
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-dark) 100%);
  color: white !important;
  border-radius: 10px;
  font-weight: 600 !important;
  overflow: hidden;
}

.cta-pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
  transform: translate(-50%, -50%) scale(0);
  animation: cta-pulse-anim 2s ease-out infinite;
}

@keyframes cta-pulse-anim {
  0% { transform: translate(-50%, -50%) scale(0); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(1); opacity: 0; }
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--purple-glow);
}

/* ===== MAIN ===== */
main {
  position: relative;
  z-index: 10;
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px 24px 60px;
}

.page-wrapper {
      position: relative;
      min-height: 100vh;
      overflow-x: hidden;
    }

.noise-overlay::before {
      content: "";
      position: fixed;
      inset: 0;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
      pointer-events: none;
      z-index: 50;
      opacity: 0.4;
    }

.radial-glow {
      background: radial-gradient(ellipse 60% 50% at 50% 30%, rgba(139, 92, 246, 0.07) 0%, rgba(192, 132, 252, 0.03) 40%, transparent 70%);
    }

#grid-canvas {
      position: fixed;
      inset: 0;
      z-index: 0;
      pointer-events: none;
    }

.particles-container {
      position: fixed;
      inset: 0;
      z-index: 1;
      pointer-events: none;
      overflow: hidden;
    }

.scan-line {
      position: fixed;
      inset: 0;
      z-index: 2;
      pointer-events: none;
      overflow: hidden;
    }
    .scan-line-bar {
      position: absolute;
      left: 0; right: 0;
      height: 2px;
      background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.15), transparent);
      box-shadow: 0 0 30px 10px rgba(139, 92, 246, 0.05);
      animation: scanLine 8s linear infinite;
    }

@keyframes scanLine {
      0% { top: -2px; }
      100% { top: 100%; }
    }

/* ===== HERO ===== */
.hero {
  margin-bottom: 100px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 60px;
  margin-top: 60px;
}

.hero-content { }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid var(--border-hover);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--purple-light);
  margin-bottom: 24px;
  animation: badge-glow 3s ease-in-out infinite;
}

@keyframes badge-glow {
  0%, 100% { box-shadow: 0 0 0 0 transparent; }
  50% { box-shadow: 0 0 20px var(--purple-glow); }
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--purple);
  border-radius: 50%;
  animation: pulse 1.5s ease-in-out infinite;
  box-shadow: 0 0 10px var(--purple);
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

h1 {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}

.gradient-text {
  background: linear-gradient(135deg, var(--purple-light) 0%, var(--purple) 50%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-shift 4s ease infinite;
  background-size: 200% auto;
}

@keyframes gradient-shift {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 100% center; }
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--purple-light);
  margin-bottom: 16px;
  font-weight: 500;
}

.hero-desc {
  max-width: 480px;
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 24px;
}

.lang-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.lang-tag {
  padding: 8px 16px;
  background: rgba(139, 92, 246, 0.08);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  transition: all 0.3s;
  cursor: default;
}

.lang-tag:hover {
  background: rgba(139, 92, 246, 0.18);
  border-color: var(--purple);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.2);
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-dark) 100%);
  color: white;
  text-decoration: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  transition: all 0.3s;
}

.hero-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px var(--purple-glow);
}

.hero-cta svg { width: 20px; height: 20px; }

/* ===== TERMINAL ===== */
.terminal-wrapper {
  perspective: 1000px;
}

.terminal {
  background: #0d0d14;
  border: 1px solid var(--border-hover);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 
    0 0 0 1px rgba(139, 92, 246, 0.1),
    0 20px 50px rgba(0, 0, 0, 0.5),
    0 0 100px rgba(139, 92, 246, 0.1);
  transform: rotateY(-5deg) rotateX(2deg);
  transition: transform 0.5s ease;
}

.terminal:hover {
  transform: rotateY(0deg) rotateX(0deg);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(139, 92, 246, 0.05);
  border-bottom: 1px solid var(--border);
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27ca40; }

.terminal-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.terminal-body {
  padding: 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8125rem;
  line-height: 1.8;
}

.terminal-line {
  opacity: 0;
  animation: type-in 0.5s ease forwards;
  animation-delay: calc(var(--delay) * 0.8s);
  display: flex;
  align-items: center;
  gap: 8px;
}

@keyframes type-in {
  0% { opacity: 0; transform: translateX(-10px); }
  100% { opacity: 1; transform: translateX(0); }
}

.prompt {
  color: var(--purple-light);
  font-weight: 600;
}

.command {
  color: var(--text);
}

.output {
  color: var(--text-muted);
}

.arrow {
  color: var(--green);
}

.highlight {
  color: var(--blue);
  font-weight: 600;
}

.warning .arrow {
  color: var(--yellow);
}

.critical {
  color: var(--red);
  font-weight: 700;
}

.success {
  color: var(--green);
}

.score {
  color: var(--green);
  font-weight: 700;
}

.spinner {
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--purple);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-left: 8px;
}

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

.cursor-line {
  margin-top: 8px;
}

.cursor {
  display: inline-block;
  width: 8px;
  height: 18px;
  background: var(--purple);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ===== STATS GRID ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.stat-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 24px;
  text-align: center;
  transition: all 0.4s;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.4s;
}

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

.stat-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(139, 92, 246, 0.15);
}

.stat-card.highlight {
  border-color: var(--purple);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.12) 0%, var(--bg-card) 100%);
}

.stat-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 92, 246, 0.1);
  border-radius: 14px;
}

.stat-icon svg {
  width: 24px;
  height: 24px;
  color: var(--purple-light);
}

.stat-number {
  display: block;
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--purple-light);
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Countdown */
.countdown {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
}

.countdown-item { text-align: center; }

.countdown-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--purple-light);
  font-family: 'JetBrains Mono', monospace;
  line-height: 1;
  text-shadow: 0 0 20px var(--purple-glow);
}

.countdown-unit {
  font-size: 0.625rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.countdown-sep {
  font-size: 1.75rem;
  color: var(--purple);
  font-weight: 700;
  margin-top: -14px;
  animation: pulse 1s ease-in-out infinite;
}

/* ===== SECTIONS ===== */
.section {
  margin-bottom: 100px;
  
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-badge {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--purple-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  text-align: center;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.0625rem;
}

/* ===== CARDS GRID ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  transition: all 0.4s;
  overflow: hidden;
}

.card-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--purple-glow) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

.card:hover .card-glow {
  opacity: 0.3;
}

.card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-8px);
  box-shadow: 0 25px 50px rgba(139, 92, 246, 0.15);
}

.card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  margin-bottom: 24px;
  transition: transform 0.3s;
}

.card:hover .card-icon {
  transform: scale(1.1);
}

.card-icon.purple { background: linear-gradient(135deg, rgba(139, 92, 246, 0.2) 0%, rgba(139, 92, 246, 0.05) 100%); }
.card-icon.blue { background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(59, 130, 246, 0.05) 100%); }
.card-icon.green { background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(16, 185, 129, 0.05) 100%); }

.card-icon svg {
  width: 28px;
  height: 28px;
}

.card-icon.purple svg { color: var(--purple-light); }
.card-icon.blue svg { color: var(--blue); }
.card-icon.green svg { color: var(--green); }

.card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.card p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ===== WHY GRID ===== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.why-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: all 0.3s;
}

.why-item.full-width {
  grid-column: span 2;
  justify-content: center;
}

.why-item:hover {
  border-color: var(--border-hover);
  transform: translateX(6px);
  box-shadow: -6px 0 20px rgba(139, 92, 246, 0.1);
}

.why-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 92, 246, 0.1);
  border-radius: 12px;
}

.why-icon svg {
  width: 22px;
  height: 22px;
  color: var(--purple-light);
}

.why-item span {
  font-size: 0.9375rem;
  color: var(--text);
  font-weight: 500;
}

/* ===== ADVANTAGES ===== */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.advantage-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  transition: all 0.4s;
  overflow: hidden;
}

.advantage-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(139, 92, 246, 0.12);
}

.advantage-number {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 3rem;
  font-weight: 800;
  color: rgba(139, 92, 246, 0.08);
  font-family: 'JetBrains Mono', monospace;
  line-height: 1;
}

.advantage-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(139, 92, 246, 0.05) 100%);
  border-radius: 18px;
  margin-bottom: 24px;
}

.advantage-icon svg {
  width: 28px;
  height: 28px;
  color: var(--purple-light);
}

.advantage-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.advantage-card p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ===== BANNER ===== */
.banner {
  position: relative;
  border: 1px solid var(--border-hover);
  border-radius: 24px;
  padding: 40px;
  margin-bottom: 100px;
  overflow: hidden;
}

.banner-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(139, 92, 246, 0.03) 100%);
  animation: banner-pulse 4s ease-in-out infinite;
}

@keyframes banner-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.banner-content {
  position: relative;
  display: flex;
  align-items: center;
  gap: 28px;
}

.banner-icon {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 92, 246, 0.15);
  border-radius: 20px;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.banner-icon svg {
  width: 36px;
  height: 36px;
  color: var(--purple-light);
}

.banner h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.banner p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* ===== FORM ===== */
.form {
  max-width: 560px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-field {
  margin-bottom: 20px;
}

.form-field label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text);
}

.form-field label span { color: var(--red); }

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 16px 18px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.9375rem;
  transition: all 0.3s;
}

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

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--purple);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.15);
  background: rgba(0, 0, 0, 0.5);
}

.form-field select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 18px;
  padding-right: 48px;
}

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

/* Checkbox */
.checkbox {
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  margin-bottom: 20px;
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.checkbox input { display: none; }

.checkmark {
  width: 22px;
  height: 22px;
  border: 2px solid var(--border-hover);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.checkbox input:checked + .checkmark {
  background: var(--purple);
  border-color: var(--purple);
}

.checkbox input:checked + .checkmark::after {
  content: '';
  width: 6px;
  height: 10px;
  border: solid white;
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg);
  margin-bottom: 2px;
}

.extra-fields {
  padding-top: 20px;
  border-top: 1px solid var(--border);
  margin-top: 10px;
  animation: slideIn 0.4s ease;
}

.hidden { display: none !important; }

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-15px); }
  to { opacity: 1; transform: translateY(0); }
}

.submit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 18px;
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-dark) 100%);
  border: none;
  border-radius: 14px;
  color: white;
  font-family: inherit;
  font-size: 1.0625rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.submit-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px var(--purple-glow);
}

.submit-btn svg {
  width: 22px;
  height: 22px;
}

/* ===== FOOTER ===== */
.footer {
  position: relative;
  z-index: 10;
  border-top: 1px solid var(--border);
  background: rgba(10, 10, 18, 0.9);
  padding: 60px 24px 32px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}

.footer-brand {
  display: flex;
  gap: 20px;
}

.footer-brand img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid var(--purple);
}

.footer-name {
  font-size: 1.25rem;
  font-weight: 700;
  display: block;
  margin-bottom: 12px;
}

.purple { color: var(--purple-light); }

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  max-width: 300px;
  line-height: 1.6;
}

.footer-links h4,
.footer-social h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text);
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  margin-bottom: 12px;
  transition: all 0.2s;
}

.footer-links a:hover { 
  color: var(--purple-light);
  transform: translateX(4px);
}

.social-icons {
  display: flex;
  gap: 14px;
}

.social-icons a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-muted);
  transition: all 0.3s;
}

.social-icons a:hover {
  color: var(--purple-light);
  border-color: var(--purple);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(139, 92, 246, 0.2);
}

.social-icons svg {
  width: 20px;
  height: 20px;
}

.footer-bottom {
  max-width: 1100px;
  margin: 0 auto;
  padding-top: 32px;
  text-align: center;
}

.footer-bottom p {
  color: var(--text-dim);
  font-size: 0.875rem;
}

.footer-bottom a {
  color: var(--purple-light);
  text-decoration: none;
}

.footer-bottom a:hover { text-decoration: underline; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .terminal {
    transform: none;
    max-width: 500px;
    margin: 0 auto;
  }
}

@media (max-width: 900px) {
  .stats-grid,
  .cards-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .header { padding: 12px 16px; }

  .nav-links a:not(.nav-cta) { display: none; }

  .nav-cta { padding: 10px 18px !important; font-size: 0.875rem !important; }

  main { padding: 90px 16px 40px; }

  .hero { margin-bottom: 70px; }

  .section { margin-bottom: 70px; }

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

  .why-item.full-width {
    grid-column: span 1;
  }

  .form-row { grid-template-columns: 1fr; }

  .form { padding: 28px; }

  .banner { padding: 28px; }

  .banner-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem; }

  .lang-tag {
    padding: 6px 12px;
    font-size: 0.75rem;
  }

  .countdown-value { font-size: 1.5rem; }

  .countdown-sep { font-size: 1.25rem; }

  .terminal-body {
    font-size: 0.75rem;
    padding: 16px;
  }
}

/* ===== SERVICES SECTION ===== */

.services-section {
  margin-bottom: 80px;
  border-bottom: 1px solid var(--border-color);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

/* Card */

.service-card {
  position: relative;
  background: linear-gradient(145deg, #12121a, #0f0f15);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 28px;
  transition: all 0.35s ease;
  overflow: hidden;
}

/* Glow hover effect */

.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top, rgba(139,92,246,0.15), transparent 60%);
  opacity: 0;
  transition: opacity 0.35s ease;
}

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

.service-card:hover {
  border-color: var(--purple-primary);
  transform: translateY(-6px);
  box-shadow: 0 18px 40px rgba(139, 92, 246, 0.25);
}

/* Icon */

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139,92,246,0.25);
  margin-bottom: 18px;
  transition: all 0.3s ease;
}

.service-card:hover .service-icon {
  background: rgba(139,92,246,0.25);
  box-shadow: 0 0 16px var(--purple-glow);
}

.service-icon svg {
  width: 22px;
  height: 22px;
  color: var(--purple-light);
}

/* Title */

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

/* Description */

.service-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}