.ip-hero {
  padding-top: 88px;
  padding-bottom: 64px;
  border-bottom: 1px solid var(--color-line);
}

.ip-hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(260px, 0.7fr);
  align-items: end;
  gap: 72px;
}

.ip-hero-copy h1 {
  margin-top: 20px;
}

.ip-hero-copy .lead {
  margin-top: 24px;
}

.ip-check-note {
  padding: 22px 0 6px 24px;
  border-left: 1px solid var(--color-line);
}

.ip-check-note p {
  color: var(--color-muted);
  font-size: 14px;
}

.result-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}

.result-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.lookup-state {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  gap: 9px;
  padding: 8px 14px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

.lookup-state.is-ready {
  color: var(--color-ink);
}

.lookup-state.is-error .status-dot {
  background: var(--color-error);
}

.ip-result-shell {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.4fr);
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-page);
  box-shadow: var(--shadow-window);
}

.ip-result-primary {
  display: flex;
  min-height: 310px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 40px;
  border-right: 1px solid var(--color-line);
  background: var(--color-panel);
}

.result-label {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.ip-address {
  max-width: 100%;
  margin-top: 14px;
  color: var(--color-ink-deep);
  font-family: var(--font-mono);
  font-size: clamp(25px, 4vw, 42px);
  font-weight: 750;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.copy-button {
  margin-top: 34px;
}

.copy-button svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.ip-result-ledger {
  display: grid;
  margin: 0;
}

.result-row {
  display: grid;
  grid-template-columns: minmax(150px, 0.7fr) minmax(0, 1fr);
  align-items: center;
  gap: 28px;
  padding: 28px 34px;
  border-bottom: 1px solid var(--color-line);
}

.result-row:last-child {
  border-bottom: 0;
}

.result-row dt {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

.result-row dd {
  margin: 0;
  color: var(--color-ink-deep);
  font-size: 16px;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.copy-feedback {
  min-height: 25px;
  margin-top: 12px;
  color: var(--color-muted);
  font-size: 13px;
  text-align: right;
}

.interpretation-section {
  border-top: 1px solid var(--color-line);
}

.section-intro {
  max-width: 760px;
  margin-bottom: 48px;
}

.section-intro p {
  margin-top: 18px;
  color: var(--color-muted);
  font-size: 17px;
}

.meaning-ledger {
  border-top: 1px solid var(--color-line);
}

.meaning-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) minmax(0, 1.5fr);
  gap: 56px;
  padding: 34px 28px 34px 0;
  border-bottom: 1px solid var(--color-line);
}

.meaning-row::after {
  position: absolute;
  top: 42px;
  right: 2px;
  width: 7px;
  height: 7px;
  border-radius: var(--radius-pill);
  background: var(--color-success);
  content: "";
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.meaning-row:hover::after {
  opacity: 1;
}

.meaning-key {
  display: grid;
  align-content: start;
  gap: 8px;
}

.meaning-key .mono {
  color: var(--color-muted);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.meaning-key h3 {
  font-size: 20px;
}

.meaning-row > p {
  color: var(--color-muted);
}

.dns-section {
  border-top: 1px solid var(--color-line);
  background: var(--color-panel);
}

.dns-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  align-items: start;
  gap: 80px;
}

.dns-copy {
  position: sticky;
  top: calc(var(--header-height) + 28px);
}

.dns-copy .lead {
  margin-top: 22px;
  font-size: 17px;
}

.dns-steps {
  display: grid;
  padding: 0;
  border-top: 1px solid var(--color-line);
  list-style: none;
  counter-reset: dns-step;
}

.dns-steps li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 18px;
  padding: 28px 0;
  border-bottom: 1px solid var(--color-line);
  counter-increment: dns-step;
}

.dns-steps li::before {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-page);
  color: var(--color-ink-deep);
  content: counter(dns-step);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.dns-steps h3 {
  font-size: 18px;
}

.dns-steps p {
  margin-top: 8px;
  color: var(--color-muted);
}

.privacy-panel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 24px;
  padding: 34px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-page);
}

.privacy-mark {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  color: var(--color-success);
}

.privacy-mark svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.privacy-panel h2 {
  font-size: 28px;
}

.privacy-panel p {
  max-width: 850px;
  margin-top: 10px;
  color: var(--color-muted);
}

@media (max-width: 900px) {
  .ip-hero-layout,
  .dns-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .ip-check-note {
    max-width: 640px;
  }

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

  .ip-result-primary {
    min-height: 260px;
    border-right: 0;
    border-bottom: 1px solid var(--color-line);
  }

  .dns-copy {
    position: static;
  }
}

@media (max-width: 640px) {
  .ip-hero {
    padding-top: 58px;
    padding-bottom: 48px;
  }

  .ip-hero-layout {
    gap: 30px;
  }

  .ip-check-note {
    padding: 18px 0 0;
    border-top: 1px solid var(--color-line);
    border-left: 0;
  }

  .result-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .result-tools {
    width: 100%;
    justify-content: space-between;
  }

  .ip-result-primary {
    min-height: 240px;
    padding: 28px 22px;
  }

  .ip-address {
    font-size: 27px;
  }

  .copy-button {
    width: 100%;
  }

  .result-row {
    grid-template-columns: 1fr;
    gap: 7px;
    padding: 22px;
  }

  .copy-feedback {
    text-align: left;
  }

  .meaning-row {
    grid-template-columns: 1fr;
    gap: 14px;
    padding-top: 28px;
    padding-bottom: 28px;
  }

  .meaning-row::after {
    top: 36px;
  }

  .dns-steps li {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 14px;
  }

  .privacy-panel {
    grid-template-columns: 1fr;
    padding: 26px 20px;
  }

  .privacy-panel h2 {
    font-size: 26px;
  }
}