:root {
  --bd-bg-dark: #0D1117;
  --bd-bg-card: #1A1F29;
  --bd-primary: #2563EB;
  --bd-secondary: #00D4FF;
  --bd-accent: #00F0C8;
  --bd-text-light: #E5E7EB;
  --bd-text-muted: #9FB0C8;
  --bd-border: #2A3956;
  --bd-gray: #64748B;
  --bd-panel: rgba(17, 24, 39, 0.76);
  --bd-panel-strong: rgba(10, 17, 30, 0.92);
  --bd-ring: rgba(0, 229, 255, 0.42);
  --bd-shadow: rgba(0, 0, 0, 0.38);
  --bd-max: 1180px;
  --bd-radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(rgba(0, 191, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 191, 255, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 18% 0%, rgba(37, 99, 235, 0.32), transparent 28rem),
    radial-gradient(circle at 90% 18%, rgba(0, 240, 200, 0.16), transparent 26rem),
    var(--bd-bg-dark);
  background-size: 42px 42px, 42px 42px, auto, auto, auto;
  color: var(--bd-text-light);
  font-family: Inter, Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background: linear-gradient(180deg, transparent, rgba(11, 15, 25, 0.74) 48%, var(--bd-bg-dark));
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--bd-ring);
  outline-offset: 4px;
}

.site-header,
.site-footer,
.page-container,
.ad-shell-top {
  width: min(calc(100% - 32px), var(--bd-max));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 24px 0 14px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  color: var(--bd-text-light);
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: auto;
  max-width: 280px;
  max-height: 64px;
  object-fit: contain;
}

.brand-logo[src$="logo04-cropped.png"] {
  min-width: 1px;
}

.header-link {
  border: 1px solid rgba(159, 176, 200, 0.18);
  border-radius: 999px;
  padding: 9px 14px;
  color: var(--bd-text-muted);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  transition: border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.header-link:hover {
  border-color: rgba(0, 212, 255, 0.55);
  color: var(--bd-text-light);
  transform: translateY(-1px);
}

.page-container {
  padding: 10px 0 48px;
}

.main-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 32px;
  align-items: start;
}

.hero {
  padding: 34px 0 12px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 10px;
  color: var(--bd-accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2 {
  font-family: "Space Grotesk", Inter, Arial, sans-serif;
  letter-spacing: 0;
  line-height: 1.02;
}

h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(3rem, 9vw, 7rem);
}

.hero-copy {
  max-width: 650px;
  margin: 18px 0 0;
  color: var(--bd-text-muted);
  font-size: clamp(1rem, 2.4vw, 1.22rem);
}

.ip-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: 34px;
  border: 1px solid rgba(0, 212, 255, 0.32);
  border-radius: var(--bd-radius);
  background: linear-gradient(135deg, var(--bd-panel), var(--bd-panel-strong));
  box-shadow: 0 28px 70px var(--bd-shadow), inset 0 1px 0 rgba(229, 231, 235, 0.06);
}

.ip-card::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.22), transparent);
  transform: translateX(-100%);
  animation: scan 4.8s ease-in-out infinite;
}

.ip-card-grid {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(rgba(0, 212, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(90deg, black, transparent 84%);
}

.ip-card-content {
  padding: clamp(24px, 5vw, 42px);
}

.ip-label {
  display: block;
  margin-bottom: 10px;
  color: var(--bd-text-muted);
  font-weight: 700;
}

.ip-number {
  display: block;
  color: var(--bd-secondary);
  font-family: "Space Grotesk", Inter, Arial, sans-serif;
  font-size: clamp(2.2rem, 7vw, 5.6rem);
  font-weight: 700;
  line-height: 1;
  overflow-wrap: anywhere;
  text-shadow: 0 0 28px rgba(0, 212, 255, 0.2);
}

.ip-status {
  min-height: 1.6em;
  margin: 18px 0 0;
  color: var(--bd-text-muted);
}

.ip-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.copy-button,
.ghost-button,
.cta-button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: var(--bd-radius);
  padding: 13px 20px;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, filter 180ms ease, background 180ms ease;
}

.copy-button,
.cta-button {
  border: 0;
  background: linear-gradient(135deg, var(--bd-primary), var(--bd-accent));
  color: var(--bd-bg-dark);
}

.copy-button:disabled {
  cursor: not-allowed;
  filter: grayscale(0.8) brightness(0.62);
}

.ghost-button {
  border: 1px solid rgba(159, 176, 200, 0.22);
  background: rgba(229, 231, 235, 0.025);
  color: var(--bd-text-light);
}

.copy-button:not(:disabled):hover,
.ghost-button:hover,
.cta-button:hover {
  transform: translateY(-2px);
}

.connection-panel,
.seo-section article,
.faq-section,
.cta-section {
  border: 1px solid rgba(159, 176, 200, 0.12);
  border-radius: var(--bd-radius);
  background: rgba(17, 24, 39, 0.66);
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.2);
}

.connection-panel {
  margin-top: 30px;
  padding: clamp(22px, 4vw, 32px);
}

.connection-panel h2,
.faq-section h2,
.cta-section h2 {
  margin: 0;
  font-size: clamp(1.55rem, 4vw, 2.45rem);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0 0;
}

.info-item {
  min-width: 0;
  border: 1px solid rgba(31, 41, 55, 0.9);
  border-radius: var(--bd-radius);
  padding: 14px;
  background: rgba(11, 15, 25, 0.62);
}

.info-item dt {
  color: var(--bd-gray);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

.info-item dd {
  margin: 5px 0 0;
  color: var(--bd-text-light);
  font-weight: 700;
  overflow-wrap: anywhere;
}

.privacy-note {
  margin: 22px 0 0;
  border-left: 3px solid var(--bd-accent);
  padding-left: 14px;
  color: var(--bd-text-muted);
}

.ad-shell {
  width: 100%;
  margin: 30px auto;
  text-align: center;
}

.ad-shell-top {
  margin: 10px auto 30px;
}

.ad-label {
  display: block;
  margin-bottom: 8px;
  color: var(--bd-gray);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ad {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed rgba(159, 176, 200, 0.22);
  border-radius: var(--bd-radius);
  background: rgba(229, 231, 235, 0.035);
  color: var(--bd-gray);
  font-weight: 800;
}

.ad-horizontal {
  width: min(100%, 728px);
  margin-inline: auto;
  min-height: 90px;
}

.ad-content {
  width: min(100%, 336px);
  margin-inline: auto;
  min-height: 280px;
}

.ad-sidebar {
  width: 300px;
  margin-inline: auto;
  min-height: 600px;
}

.ad-live {
  display: block;
  overflow: hidden;
}

.ad-live .adsbygoogle {
  width: 100%;
  min-height: inherit;
}

.ad-horizontal.ad-live .adsbygoogle {
  min-height: 90px;
}

.adsbygoogle[data-local-preview="true"] {
  display: flex !important;
  align-items: center;
  justify-content: center;
  color: var(--bd-gray);
  font-weight: 800;
}

.sticky-ad {
  position: sticky;
  top: 24px;
  margin-top: 44px;
}

.mobile-ad-slot {
  display: none;
}

.seo-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.seo-section article {
  padding: clamp(20px, 4vw, 28px);
}

.seo-section span {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 212, 255, 0.24);
  border-radius: 50%;
  color: var(--bd-secondary);
  font-size: 0.8rem;
  font-weight: 900;
}

.seo-section h2 {
  margin: 18px 0 10px;
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  line-height: 1.16;
}

.seo-section p,
.faq-section p,
.cta-section p,
.site-footer p,
.site-footer a {
  color: var(--bd-text-muted);
}

.faq-section {
  display: grid;
  gap: 12px;
  margin-top: 34px;
  padding: clamp(22px, 4vw, 32px);
}

.faq-section details {
  border: 1px solid rgba(42, 57, 86, 0.88);
  border-radius: var(--bd-radius);
  background: rgba(11, 15, 25, 0.48);
}

.faq-section summary {
  cursor: pointer;
  padding: 16px 18px;
  color: var(--bd-text-light);
  font-weight: 800;
}

.faq-section summary::marker {
  color: var(--bd-secondary);
}

.faq-section details p {
  margin: 0;
  padding: 0 18px 18px;
}

.cta-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: center;
  margin-top: 34px;
  padding: clamp(24px, 5vw, 42px);
  background:
    linear-gradient(135deg, rgba(37, 99, 235, 0.16), rgba(0, 240, 200, 0.08)),
    rgba(17, 24, 39, 0.72);
}

.cta-section p {
  max-width: 720px;
  margin: 14px 0 0;
}

.site-footer {
  border-top: 1px solid rgba(159, 176, 200, 0.1);
  padding: 34px 0 40px;
  text-align: center;
}

.footer-brand {
  justify-content: center;
}

.footer-brand .brand-logo {
  max-width: 220px;
  max-height: 50px;
}

.site-footer a {
  text-decoration: none;
}

@keyframes scan {
  0%, 28% {
    transform: translateX(-100%);
  }
  58%, 100% {
    transform: translateX(100%);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 900px) {
  .site-header {
    padding-top: 18px;
  }

  .main-layout,
  .seo-section,
  .cta-section {
    grid-template-columns: 1fr;
  }

  .sidebar {
    display: none;
  }

  .mobile-ad-slot {
    display: block;
  }

  .hero {
    padding-top: 24px;
  }

  .cta-button {
    width: 100%;
  }
}

@media (max-width: 620px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .header-link {
    width: 100%;
    text-align: center;
  }

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

  .ip-actions {
    flex-direction: column;
  }

  .copy-button,
  .ghost-button {
    width: 100%;
  }
}