:root {
  --bg: #06101b;
  --bg-2: #0b1730;
  --panel: rgba(11, 22, 42, 0.88);
  --panel-2: rgba(14, 28, 52, 0.96);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --text: #eef5ff;
  --muted: #9fb0cb;
  --accent: #8b5cf6;
  --accent-2: #22d3ee;
  --accent-3: #facc15;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --container: 1220px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(34, 211, 238, 0.10), transparent 28%),
    radial-gradient(circle at top right, rgba(139, 92, 246, 0.14), transparent 32%),
    linear-gradient(180deg, #050d17 0%, #081321 26%, #0a1426 60%, #07111d 100%);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

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

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

.page-orb {
  position: fixed;
  border-radius: 999px;
  filter: blur(90px);
  opacity: 0.42;
  pointer-events: none;
  z-index: 0;
}

.orb-1 {
  top: -7rem;
  left: -8rem;
  width: 22rem;
  height: 22rem;
  background: rgba(34, 211, 238, 0.18);
}

.orb-2 {
  top: 14rem;
  right: -8rem;
  width: 25rem;
  height: 25rem;
  background: rgba(139, 92, 246, 0.16);
}

.orb-3 {
  top: 42rem;
  left: 18%;
  width: 18rem;
  height: 18rem;
  background: rgba(250, 204, 21, 0.08);
}

.site-shell,
.topbar,
main,
.footer {
  position: relative;
  z-index: 1;
}

.container {
  width: min(var(--container), calc(100% - 2rem));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(5, 12, 22, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.topbar-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  width: 2.9rem;
  height: 2.9rem;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(135deg, #fde68a, #f59e0b);
  color: #261300;
  font-size: 1.3rem;
  font-weight: 900;
  box-shadow: 0 18px 42px rgba(245, 158, 11, 0.28);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.08rem;
}

.brand-copy small {
  color: var(--muted);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
}

.brand-copy strong {
  font-size: 1rem;
  line-height: 1.1;
}

.topbar-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.topbar-nav a {
  color: var(--muted);
  padding: 0.68rem 0.95rem;
  border-radius: 999px;
  transition: 0.22s ease;
  font-weight: 600;
}

.topbar-nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.section {
  padding: 2rem 0 4rem;
}

.top-sections {
  padding-top: 0.65rem;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.2rem;
  margin-bottom: 1.2rem;
}

.section-head-top {
  margin-bottom: 1rem;
}

.section-head-inline {
  align-items: start;
}

.eyebrow,
.badge,
.duo-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow,
.duo-kicker {
  color: #c4b5fd;
}

.listing-page-title,
.hero-copy h2,
.section-head h2,
.cta-banner h2,
.duo-card h2 {
  margin: 0.55rem 0 0;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.03;
  letter-spacing: -0.04em;
}

.section-head p,
.hero-copy p,
.side-card p,
.compare-card p,
.panel p,
.faq-item p,
.footer-note,
.notice,
.cta-banner p,
.duo-card p {
  color: #c4d2e8;
}

.duo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  align-items: stretch;
}

.duo-card,
.glass-card,
.side-card,
.compare-card,
.panel,
.faq-item,
.cta-banner,
.footer-box {
  background: linear-gradient(180deg, rgba(14, 27, 50, 0.84), rgba(10, 19, 35, 0.96));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.duo-card::before,
.glass-card::before,
.side-card::before,
.compare-card::before,
.panel::before,
.faq-item::before,
.cta-banner::before,
.footer-box::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(130deg, rgba(255,255,255,0.08), transparent 34%, transparent 72%, rgba(34,211,238,0.06));
}

.duo-card {
  border-radius: 24px;
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 420px;
}

.duo-card-copy h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.duo-points,
.check-list,
.list-clean {
  margin: 1rem 0 1.1rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.8rem;
}

.duo-points li,
.check-list li,
.list-clean li {
  color: #dbe6f8;
  position: relative;
  padding-left: 1.6rem;
}

.duo-points li::before,
.check-list li::before,
.list-clean li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0.05rem;
  color: #67e8f9;
  font-weight: 900;
}

.duo-card-bitcoin .duo-points li::before {
  color: #facc15;
}

.duo-card-crypto .duo-points li::before {
  color: #67e8f9;
}

.duo-visual {
  margin-top: 0.8rem;
  min-height: 150px;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at center, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid var(--line-strong);
}

.coin-badge {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 2.9rem;
  font-weight: 900;
  margin-bottom: 0.75rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

.coin-badge-bitcoin {
  background: radial-gradient(circle at 30% 30%, #fff1a6, #facc15 45%, #f59e0b 100%);
  color: #2a1600;
}

.coin-badge-crypto {
  background: radial-gradient(circle at 30% 30%, #b3fbff, #22d3ee 45%, #60a5fa 100%);
  color: #06253d;
}

.visual-copy {
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #dbe8fd;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 54px;
  padding: 0.9rem 1.3rem;
  border-radius: 999px;
  font-weight: 900;
  font-size: 0.96rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.04);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #9f7aea, #8b5cf6 45%, #22d3ee 100%);
  box-shadow: 0 18px 42px rgba(139, 92, 246, 0.28), 0 0 30px rgba(34, 211, 238, 0.12);
}

.btn-hero {
  width: 100%;
  min-height: 72px;
  font-size: 1.05rem;
  box-shadow: 0 22px 55px rgba(139, 92, 246, 0.34), 0 0 34px rgba(34, 211, 238, 0.16);
}

.btn-hero-alt {
  background: linear-gradient(135deg, #67e8f9, #22d3ee 45%, #8b5cf6 100%);
}

.btn-ghost,
.btn-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(255, 255, 255, 0.1);
}

.hero-grid,
.compare-split {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(320px, 0.94fr);
  gap: 1rem;
  align-items: start;
}

.hero-copy,
.side-card,
.compare-card,
.panel,
.faq-item,
.cta-banner,
.footer-box {
  border-radius: 24px;
}

.glass-card,
.side-card,
.compare-card,
.panel,
.faq-item,
.cta-banner,
.footer-box {
  padding: 1.4rem;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 1rem;
}

.metric {
  padding: 0.95rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.metric strong {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 1rem;
}

.metric span {
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-tags,
.fact-pills,
.inline-actions,
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.hero-tags span,
.fact-pills span,
.badge {
  padding: 0.56rem 0.82rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.04);
  color: #dce6f9;
  font-size: 0.88rem;
}

.author-note {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-top: 1.1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.author-avatar,
.icon-chip {
  width: 3rem;
  height: 3rem;
  border-radius: 16px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  font-weight: 900;
}

.author-avatar {
  background: linear-gradient(135deg, #8b5cf6, #22d3ee);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.icon-chip {
  margin-bottom: 1rem;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.22), rgba(34, 211, 238, 0.18));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

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

.faq-item h3 {
  margin-bottom: 0.7rem;
  font-size: 1.08rem;
  line-height: 1.35;
}

.cta-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer {
  padding: 0 0 2rem;
}

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

.notice {
  margin: 1rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.94rem;
}

strong {
  color: #fff;
}

@media (max-width: 1100px) {
  .hero-grid,
  .compare-split,
  .card-grid,
  .faq-grid,
  .footer-grid,
  .cta-banner,
  .section-head,
  .duo-grid {
    grid-template-columns: 1fr;
  }

  .section-head,
  .cta-banner {
    align-items: start;
  }

  .card-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .faq-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .container {
    width: min(100% - 0.9rem, var(--container));
  }

  .topbar-inner {
    min-height: 64px;
    padding: 0.55rem 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
  }

  .topbar-nav {
    width: 100%;
    justify-content: space-between;
    gap: 0.35rem;
  }

  .topbar-nav a {
    flex: 1 1 0;
    text-align: center;
    padding: 0.56rem 0.45rem;
    font-size: 0.78rem;
    background: rgba(255, 255, 255, 0.04);
  }

  .section {
    padding: 1.1rem 0 2.6rem;
  }

  .top-sections {
    padding-top: 0.35rem;
  }

  .listing-page-title,
  .hero-copy h2,
  .section-head h2,
  .cta-banner h2,
  .duo-card h2 {
    font-size: clamp(1.5rem, 7vw, 2.2rem);
  }

  .section-head,
  .duo-grid,
  .hero-grid,
  .compare-split,
  .card-grid,
  .faq-grid,
  .footer-grid {
    gap: 0.8rem;
  }

  .duo-card,
  .glass-card,
  .side-card,
  .compare-card,
  .panel,
  .faq-item,
  .cta-banner,
  .footer-box {
    border-radius: 18px;
    padding: 1rem;
  }

  .duo-card {
    min-height: auto;
  }

  .coin-badge {
    width: 82px;
    height: 82px;
    font-size: 2.2rem;
  }

  .duo-visual {
    min-height: 112px;
  }

  .btn,
  .btn-hero {
    width: 100%;
    min-height: 58px;
  }

  .metric-grid,
  .card-grid,
  .faq-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .inline-actions,
  .hero-actions {
    flex-direction: column;
  }

  .brand-copy strong {
    font-size: 0.95rem;
  }

  .brand-copy small {
    font-size: 0.68rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}