.ip-page-hero {
  position: relative;
  max-width: 100%;
  overflow-x: clip;
  padding-top: 82px;
  padding-bottom: 74px;
  border-bottom: 1px solid var(--color-border);
  background:
    radial-gradient(48% 130% at 88% 10%, var(--accent-10), transparent 72%),
    radial-gradient(34% 92% at 12% 100%, var(--lime-06), transparent 74%),
    var(--color-bg);
}

.ip-page-hero::after {
  position: absolute;
  inset: 0;
  background: radial-gradient(var(--ink-05) .6px, transparent .8px) 0 0 / 5px 5px;
  content: "";
  opacity: .6;
  pointer-events: none;
}

.ip-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, .68fr);
  align-items: center;
  gap: 72px;
}

.ip-hero-copy {
  min-width: 0;
}

.ip-hero-copy h1 {
  max-width: 760px;
  margin-top: 20px;
  font-size: clamp(48px, 5vw, 66px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.02em;
}

.ip-hero-copy p {
  max-width: 680px;
  margin-top: 20px;
  color: var(--color-muted);
  font-size: 18px;
}

.ip-route-mark {
  display: grid;
  min-width: 0;
  grid-template-columns: 20px minmax(0, 1fr) 20px;
  align-items: center;
  padding: 36px 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--paper-70);
  box-shadow: var(--shadow-panel);
}

.ip-route-mark__point {
  width: 18px;
  height: 18px;
  border: 5px solid var(--color-panel);
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  box-shadow: 0 0 0 1px var(--accent-20), var(--shadow-pill);
}

.ip-route-mark__line {
  min-width: 0;
}

.ip-route-mark__line svg {
  width: 100%;
  overflow: visible;
}

.ip-route-mark__line path {
  fill: none;
  stroke: var(--color-border);
  stroke-width: 3;
  stroke-linecap: round;
}

.ip-route-mark__line .ip-route-mark__bolt {
  fill: var(--color-accent);
  stroke: var(--color-lime);
  stroke-width: 1;
}

.lookup-shell {
  min-width: 0;
  padding: 34px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

.lookup-toolbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
}

.lookup-kicker {
  margin-bottom: 6px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
}

.lookup-toolbar h2 {
  font-size: clamp(28px, 3vw, 40px);
}

.lookup-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 9px;
}

.lookup-actions svg {
  fill: currentColor;
}

.lookup-status {
  margin-top: 22px;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  background: var(--color-panel-soft);
  font-size: 14px;
}

.lookup-status[data-state="success"] {
  color: var(--color-success);
  border-color: var(--accent-20);
  background: var(--accent-06);
}

.lookup-status[data-state="error"] {
  color: var(--color-error);
  background: var(--color-panel-soft);
}

.lookup-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.lookup-result-card {
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: 0 1px 2px var(--ink-05);
}

.lookup-result-card--primary {
  border-color: var(--accent-20);
  background: linear-gradient(180deg, var(--accent-06), var(--color-panel));
}

.lookup-result-label {
  display: block;
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 750;
}

.lookup-result-value {
  display: block;
  min-width: 0;
  margin-top: 13px;
  overflow-wrap: anywhere;
  font-size: 19px;
  line-height: 1.35;
}

.lookup-result-card--primary .lookup-result-value {
  color: var(--color-accent);
  font-size: 22px;
}

.lookup-result-card p {
  margin-top: 12px;
  color: var(--color-muted);
  font-size: 13px;
}

.ip-explain-section {
  background: var(--color-panel-soft);
}

.ip-reading-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.ip-reading-card {
  min-width: 0;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
}

.ip-reading-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: var(--radius-md);
  color: var(--color-accent);
  background: var(--accent-08);
}

.ip-reading-icon svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.ip-reading-card h3 {
  margin-top: 20px;
  font-size: 20px;
}

.ip-reading-card p {
  margin-top: 11px;
  color: var(--color-muted);
}

.ip-callout {
  margin-top: 24px;
}

.dns-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
  align-items: start;
  gap: 56px;
}

.dns-copy {
  min-width: 0;
}

.dns-copy > h2 {
  margin-top: 18px;
}

.dns-copy > p {
  max-width: 760px;
  margin-top: 16px;
  color: var(--color-muted);
  font-size: 17px;
}

.dns-steps {
  display: grid;
  gap: 0;
  margin-top: 34px;
  padding: 0;
  list-style: none;
  counter-reset: dns-step;
}

.dns-steps li {
  position: relative;
  min-width: 0;
  min-height: 104px;
  padding: 0 0 30px 66px;
  counter-increment: dns-step;
}

.dns-steps li::before {
  position: absolute;
  top: 0;
  left: 0;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--accent-20);
  border-radius: var(--radius-md);
  color: var(--color-accent);
  background: var(--accent-08);
  content: counter(dns-step);
  font-family: var(--font-mono);
  font-weight: 800;
}

.dns-steps li:not(:last-child)::after {
  position: absolute;
  top: 48px;
  bottom: 6px;
  left: 20px;
  width: 1px;
  border-left: 1px dashed var(--color-border);
  content: "";
}

.dns-steps h3 {
  font-size: 19px;
}

.dns-steps p {
  margin-top: 7px;
  color: var(--color-muted);
}

.dns-note {
  position: sticky;
  top: var(--toc-offset);
}

.dns-note__icon {
  display: grid;
  width: 56px;
  height: 56px;
  place-items: center;
  border-radius: var(--radius-md);
  color: var(--color-accent);
  background: var(--accent-08);
}

.dns-note__icon svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.dns-note h3 {
  margin-top: 22px;
  font-size: 22px;
}

.dns-note p {
  margin-top: 12px;
  color: var(--color-muted);
}

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

.privacy-panel {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  align-items: start;
  gap: 24px;
  padding: 30px;
  border: 1px solid var(--accent-20);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(50% 180% at 100% 0%, var(--accent-10), transparent 76%),
    var(--color-panel);
  box-shadow: var(--shadow-soft);
}

.privacy-panel__icon {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border-radius: var(--radius-md);
  color: var(--color-accent);
  background: var(--accent-08);
}

.privacy-panel__icon svg {
  width: 29px;
  height: 29px;
  fill: currentColor;
}

.privacy-panel h2 {
  font-size: 29px;
}

.privacy-panel p {
  margin-top: 9px;
  color: var(--color-muted);
}

.copy-helper {
  position: fixed;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 1020px) {
  .ip-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(260px, .55fr);
    gap: 38px;
  }

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

  .dns-layout {
    gap: 34px;
  }
}

@media (max-width: 768px) {
  .ip-page-hero {
    padding-top: 58px;
    padding-bottom: 58px;
  }

  .ip-hero-grid {
    grid-template-columns: 1fr;
  }

  .ip-route-mark {
    max-width: 480px;
  }

  .lookup-shell {
    padding: 24px;
  }

  .lookup-toolbar {
    flex-direction: column;
  }

  .lookup-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .ip-reading-grid {
    grid-template-columns: 1fr;
  }

  .dns-layout {
    grid-template-columns: 1fr;
  }

  .dns-note {
    position: static;
  }
}

@media (max-width: 640px) {
  .ip-page-hero {
    padding-top: 44px;
    padding-bottom: 48px;
  }

  .ip-hero-copy h1 {
    font-size: clamp(32px, 10vw, 40px);
  }

  .ip-hero-copy p {
    font-size: 16px;
  }

  .ip-route-mark {
    padding: 28px 20px;
  }

  .lookup-shell {
    padding: 20px 16px;
  }

  .lookup-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .lookup-actions .btn {
    width: 100%;
  }

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

  .ip-reading-card {
    padding: 24px 20px;
  }

  .dns-steps li {
    padding-left: 56px;
  }

  .privacy-panel {
    grid-template-columns: 1fr;
    padding: 24px 20px;
  }
}