:root {
  --accent-primary: #8b5cf6;
  --accent-secondary: #6d28d9;
  --accent-rgb: 139, 92, 246;
  --accent-glow: rgba(139, 92, 246, 0.5);
  --green: #22c55e;
  --bg-body: #050507;
  --bg-card: #0f0f13;
  --bg-soft: #0a0a0e;
  --bg-input: #181820;
  --text-main: #ffffff;
  --text-muted: #a1a1aa;
  --border-color: rgba(139, 92, 246, 0.18);
  --surface-border: rgba(255, 255, 255, 0.08);
  --accent-gradient: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  --container-width: 1200px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-glow: 0 0 30px var(--accent-glow);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-body);
  color: var(--text-main);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.container {
  width: min(100% - 40px, var(--container-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(5, 5, 7, 0.85);
  backdrop-filter: blur(12px);
}

.navbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 15px 40px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: 0.2px;
}

.logo-image {
  width: 46px;
  height: 46px;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(34, 211, 238, 0.35));
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(var(--accent-rgb), 0.12);
  border: 1px solid var(--border-color);
  color: var(--accent-primary);
  font-size: 0.82rem;
  box-shadow: 0 0 18px rgba(var(--accent-rgb), 0.25);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.nav-links a {
  position: relative;
  padding: 10px 4px;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  transition: color 0.2s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  bottom: 7px;
  height: 3px;
  border-radius: 999px;
  background: var(--accent-primary);
  box-shadow: 0 0 12px var(--accent-primary);
  opacity: 0;
  transform: scaleX(0.55);
  transition: 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text-main);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

.header-cta {
  justify-self: end;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--surface-border);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-main);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 2px;
  background: currentColor;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  gap: 10px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 800;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  transition: transform 0.15s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  color: #fff;
  background: var(--accent-gradient);
  box-shadow: 0 8px 28px rgba(var(--accent-rgb), 0.35);
}

.btn-primary:hover {
  box-shadow: 0 10px 34px var(--accent-glow);
}

.btn-secondary {
  color: var(--text-main);
  border-color: var(--border-color);
  background: rgba(255, 255, 255, 0.03);
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  background: rgba(255, 255, 255, 0.07);
}

.hero {
  position: relative;
  min-height: auto;
  display: flex;
  align-items: center;
  padding: 74px 0 88px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 25% 10%, rgba(var(--accent-rgb), 0.28), transparent 32%),
    linear-gradient(180deg, rgba(5, 5, 7, 0.15), #050507 92%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(440px, 1.16fr);
  align-items: center;
  gap: 52px;
}

.hero-stack {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 42px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 8px 16px;
  border: 1px solid rgba(var(--accent-rgb), 0.25);
  border-radius: 999px;
  background: rgba(var(--accent-rgb), 0.1);
  color: var(--accent-primary);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 1120px;
  margin-top: 28px;
  margin-bottom: 24px;
  font-size: clamp(3rem, 5.2vw, 4.7rem);
  line-height: 1.05;
  font-weight: 900;
}

.hero p,
.section-title p,
.economy-grid p,
.download-copy p,
.download-card p,
.cta-inner p,
.site-footer p,
.feature-card p,
.plan-card p,
.faq-body p {
  color: var(--text-muted);
}

.hero p {
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: 34px;
  font-size: 1.12rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 580px;
  margin-top: 44px;
  overflow: hidden;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  background: var(--surface-border);
}

.hero-stats div {
  padding: 18px;
  background: rgba(15, 15, 19, 0.82);
}

.hero-stats strong {
  display: block;
  color: #fff;
  font-size: 1.35rem;
  line-height: 1;
}

.hero-stats span {
  display: block;
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.hero-visual {
  width: min(100%, 1080px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55), 0 0 70px rgba(var(--accent-rgb), 0.26);
  overflow: hidden;
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.section {
  padding: 86px 0;
}

.section:nth-of-type(odd) {
  background: var(--bg-soft);
}

.section-title {
  max-width: 740px;
  margin: 0 auto 44px;
  text-align: center;
}

.section-title h2,
.economy-grid h2,
.download-copy h2,
.cta-inner h2 {
  margin: 18px 0 14px;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.1;
  font-weight: 900;
}

.features-grid,
.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.feature-card,
.plan-card,
.metric-card,
.chart-card,
.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(15, 15, 19, 0.96), rgba(15, 15, 19, 0.82));
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.32);
}

.feature-card {
  padding: 30px;
  text-align: center;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-glow);
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(var(--accent-rgb), 0.1);
  color: var(--accent-primary);
}

.feature-card h3,
.plan-card h3 {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.economy-section {
  background:
    radial-gradient(circle at 75% 20%, rgba(34, 197, 94, 0.1), transparent 30%),
    #050507;
}

.economy-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(360px, 1.12fr);
  align-items: center;
  gap: 48px;
}

.check-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: #e7e7ec;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px rgba(34, 197, 94, 0.6);
}

.metrics-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.download-section {
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background:
    radial-gradient(circle at 78% 24%, rgba(var(--accent-rgb), 0.22), transparent 34%),
    linear-gradient(180deg, rgba(10, 10, 14, 0.92), #050507);
}

.download-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.72fr);
  align-items: center;
  gap: 42px;
}

.download-copy h2 {
  max-width: 720px;
  margin: 18px 0 14px;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.1;
  font-weight: 900;
}

.download-copy p {
  max-width: 680px;
}

.download-card {
  padding: 30px;
  border: 1px solid var(--accent-primary);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(15, 15, 19, 0.92)),
    var(--bg-card);
  box-shadow: 0 0 42px rgba(var(--accent-rgb), 0.28), 0 20px 50px rgba(0, 0, 0, 0.38);
}

.download-icon {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  margin-bottom: 22px;
  border-radius: 50%;
  color: var(--accent-primary);
  border: 1px solid var(--border-color);
  background: rgba(var(--accent-rgb), 0.12);
  box-shadow: 0 0 24px rgba(var(--accent-rgb), 0.28);
}

.download-icon svg {
  width: 30px;
  height: 30px;
}

.download-label {
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

.download-card h3 {
  margin: 10px 0;
  font-size: 2rem;
  line-height: 1;
}

.btn-download {
  width: 100%;
  margin-top: 24px;
}

.download-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 22px;
  overflow: hidden;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  background: var(--surface-border);
}

.download-meta span {
  display: grid;
  place-items: center;
  min-height: 58px;
  padding: 10px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-align: center;
}

.why-section {
  background: #0a0a0e;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 30px;
}

.why-card {
  min-height: 315px;
  padding: 30px;
  display: grid;
  justify-items: center;
  align-content: center;
  text-align: center;
  border: 1px solid rgba(var(--accent-rgb), 0.28);
  border-radius: var(--radius-lg);
  background: rgba(15, 15, 19, 0.82);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.28);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.why-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-glow);
}

.why-icon {
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  margin-bottom: 24px;
  border-radius: 50%;
  color: var(--accent-primary);
  background: rgba(var(--accent-rgb), 0.12);
  box-shadow: 0 0 20px rgba(var(--accent-rgb), 0.25);
}

.why-card h3 {
  margin-bottom: 14px;
  font-size: 1.25rem;
  font-weight: 900;
}

.why-card p {
  max-width: 300px;
  color: var(--text-muted);
}

.metric-card,
.chart-card {
  padding: 22px;
}

.metric-card.wide,
.chart-card {
  grid-column: 1 / -1;
}

.metric-card span,
.chart-card span {
  color: var(--text-muted);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.5px;
}

.metric-card strong {
  display: block;
  margin: 10px 0 4px;
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  line-height: 1;
}

.metric-card small {
  color: var(--green);
  font-weight: 700;
}

.chart-bars {
  display: flex;
  align-items: end;
  gap: 10px;
  height: 150px;
  margin-top: 22px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
}

.chart-bars i {
  flex: 1;
  min-width: 18px;
  border-radius: 999px 999px 4px 4px;
  background: linear-gradient(180deg, var(--green), rgba(var(--accent-rgb), 0.82));
  box-shadow: 0 0 18px rgba(34, 197, 94, 0.18);
}

.plan-card {
  position: relative;
  padding: 30px;
  display: grid;
  align-content: start;
  gap: 16px;
}

.plan-card.featured {
  border-color: var(--accent-primary);
  box-shadow: 0 0 40px rgba(var(--accent-rgb), 0.25);
}

.plan-badge {
  width: fit-content;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(var(--accent-rgb), 0.14);
  color: var(--accent-primary);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.plan-card strong {
  margin: 8px 0;
  font-size: 2rem;
  line-height: 1;
}

.faq-section {
  position: relative;
}

.faq-list {
  max-width: 860px;
  margin-inline: auto;
  display: grid;
  gap: 14px;
}

.faq-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 64px;
  padding: 18px 22px;
  border: 0;
  background: transparent;
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  text-align: left;
}

.faq-header svg {
  flex: 0 0 auto;
  transition: transform 0.2s ease;
}

.faq-item.open .faq-header svg {
  transform: rotate(180deg);
}

.faq-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.22s ease;
}

.faq-body > p {
  min-height: 0;
  overflow: hidden;
  padding: 0 22px;
}

.faq-item.open .faq-body {
  grid-template-rows: 1fr;
}

.faq-item.open .faq-body > p {
  padding-bottom: 20px;
}

.cta-section {
  padding: 74px 0;
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.16), rgba(34, 197, 94, 0.08)), #08080a;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.cta-inner p {
  max-width: 680px;
}

.site-footer {
  padding: 30px 0 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: #08080a;
}

.footer-inner {
  display: grid;
  justify-items: center;
  gap: 16px;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
}

.footer-links a {
  color: #cbd5e1;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent-primary);
}

.legal-page {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 60px 0;
  background:
    radial-gradient(circle at 50% 0, rgba(var(--accent-rgb), 0.22), transparent 34%),
    var(--bg-body);
}

.legal-content {
  max-width: 860px;
  padding: 34px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: rgba(15, 15, 19, 0.86);
  box-shadow: 0 0 42px rgba(var(--accent-rgb), 0.18);
}

.legal-content h1 {
  margin: 34px 0 16px;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.1;
}

.legal-content p {
  margin-bottom: 16px;
  color: var(--text-muted);
}

.legal-content .btn {
  margin-top: 14px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 980px) {
  .navbar {
    display: flex;
    justify-content: space-between;
    padding-inline: 20px;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    background: rgba(15, 15, 19, 0.98);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
  }

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

  .nav-links a {
    padding: 14px;
  }

  .header-cta {
    display: none;
  }

  .hero-grid,
  .economy-grid,
  .download-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    transform: none;
  }

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

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, var(--container-width));
  }

  .hero {
    min-height: auto;
    padding: 56px 0 44px;
  }

  .hero h1 {
    font-size: 1.55rem;
    line-height: 1.08;
  }

  .hero-actions,
  .cta-inner,
  .footer-inner {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .btn,
  .cta-inner .btn {
    width: 100%;
  }

  .hero-stats,
  .metrics-panel,
  .download-meta {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    max-width: none;
  }

  .metric-card.wide,
  .chart-card {
    grid-column: auto;
  }
}