.ip-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border);
}

.ip-hero::before {
  position: absolute;
  top: 72px;
  right: -120px;
  width: 360px;
  height: 360px;
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-pill);
  content: "";
  pointer-events: none;
}

.ip-hero-shell {
  display: grid;
  min-height: 650px;
  grid-template-columns: minmax(0, 0.82fr) minmax(520px, 1.18fr);
  align-items: center;
  gap: 56px;
  padding-top: 72px;
  padding-bottom: 72px;
}

.ip-heading {
  position: relative;
  z-index: 2;
}

.ip-heading h1 {
  max-width: 650px;
  margin-top: 22px;
}

.ip-heading .lead {
  max-width: 590px;
  margin-top: 24px;
}

.ip-heading .fact-strip {
  margin-top: 28px;
}

.ip-result-panel {
  position: relative;
  z-index: 2;
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid var(--color-warn);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.ip-result-panel::before {
  position: absolute;
  top: 18px;
  right: 22px;
  width: 54px;
  border-top: 2px solid var(--color-accent);
  content: "";
}

.ip-result-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding-right: 68px;
}

.ip-result-kicker,
.ip-panel-code,
.ip-index-label {
  color: var(--color-accent-dark);
  font-size: 10px;
  font-weight: 760;
  letter-spacing: 0.06em;
}

.ip-result-head h2 {
  margin-top: 8px;
  margin-bottom: 0;
  font-size: clamp(28px, 3vw, 40px);
}

.ip-state {
  display: inline-flex;
  min-height: 32px;
  flex: 0 0 auto;
  align-items: center;
  gap: 8px;
  padding: 5px 11px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel-soft);
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 740;
  white-space: nowrap;
}

.ip-state-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  animation: ip-state-pulse 1.2s ease-in-out infinite;
}

.ip-state.is-ready {
  border-color: var(--color-success);
  background: var(--color-success-soft);
  color: var(--color-success);
}

.ip-state.is-ready .ip-state-dot {
  background: var(--color-success);
  animation: none;
}

.ip-state.is-error {
  border-color: var(--color-error);
  background: var(--color-error-soft);
  color: var(--color-error);
}

.ip-state.is-error .ip-state-dot {
  background: var(--color-error);
  animation: none;
}

.ip-result-grid {
  display: grid;
  margin: 30px 0 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.ip-result-grid > div {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-soft);
}

.ip-result-grid .ip-result-primary {
  grid-column: 1 / -1;
  padding-top: 22px;
  padding-bottom: 22px;
  background: var(--color-accent-soft);
}

.ip-result-grid dt {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 720;
  letter-spacing: 0.04em;
}

.ip-result-grid dd {
  margin: 10px 0 0;
  overflow-wrap: anywhere;
  color: var(--color-text);
  font-size: 17px;
  font-weight: 740;
  line-height: 1.45;
}

.ip-result-primary dd {
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.ip-result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.ip-result-actions svg {
  width: 19px;
  height: 19px;
}

.ip-result-message {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.6;
}

.ip-result-message.is-error {
  color: var(--color-error);
}

.ip-reading-layout {
  display: grid;
  grid-template-columns: minmax(220px, 0.34fr) minmax(0, 1fr);
  align-items: start;
  gap: 64px;
}

.ip-section-index {
  position: sticky;
  top: calc(var(--header-height) + 28px);
}

.ip-section-index h2 {
  margin-top: 16px;
  font-size: clamp(28px, 3vw, 40px);
}

.ip-section-index p {
  max-width: 300px;
  font-size: 14px;
}

.ip-explain-stack {
  display: grid;
  gap: 18px;
}

.ip-explain-panel {
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
}

.ip-explain-panel h3 {
  margin-top: 14px;
}

.ip-explain-panel p:last-child {
  margin-bottom: 0;
}

.ip-explain-panel-wide {
  width: 100%;
}

.ip-explain-panel-offset {
  width: calc(100% - 48px);
  margin-left: 48px;
  background: var(--color-panel-soft);
}

.ip-explain-panel-narrow {
  width: calc(100% - 96px);
  border-color: var(--color-accent);
}

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

.ip-section-header {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(320px, 0.58fr);
  align-items: end;
  gap: 48px;
  margin-bottom: 40px;
}

.ip-section-header h2 {
  margin-top: 18px;
  margin-bottom: 0;
}

.ip-section-header p {
  margin-bottom: 4px;
}

.dns-check-list {
  display: grid;
  margin: 0;
  padding: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  list-style: none;
}

.dns-check-list li {
  display: grid;
  min-width: 0;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 17px;
  padding: 26px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
}

.dns-step-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  font-size: 13px;
  font-weight: 780;
}

.dns-check-list h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.dns-check-list p {
  margin: 0;
  font-size: 14px;
}

.ip-dns-section .callout {
  margin-bottom: 0;
}

.ip-privacy-panel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 24px;
  padding: clamp(26px, 4vw, 44px);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-xl);
  background: var(--color-accent-soft);
}

.ip-privacy-icon {
  display: grid;
  width: 62px;
  height: 62px;
  place-items: center;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  color: var(--color-accent-dark);
}

.ip-privacy-icon svg {
  width: 32px;
  height: 32px;
}

.ip-privacy-panel h2 {
  margin-top: 12px;
  margin-bottom: 12px;
  font-size: clamp(28px, 3vw, 40px);
}

.ip-privacy-panel p {
  max-width: 900px;
  margin-bottom: 0;
}

.ip-copy-helper {
  position: fixed;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

@keyframes ip-state-pulse {
  0%,
  100% {
    opacity: 0.45;
    transform: scale(0.82);
  }

  50% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-width: 1040px) {
  .ip-hero-shell {
    grid-template-columns: minmax(0, 0.72fr) minmax(460px, 1fr);
    gap: 32px;
  }

  .ip-reading-layout {
    gap: 38px;
  }
}

@media (max-width: 860px) {
  .ip-hero-shell {
    min-height: 0;
    grid-template-columns: 1fr;
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .ip-result-panel {
    margin-top: 8px;
  }

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

  .ip-section-index {
    position: static;
  }

  .ip-section-index p {
    max-width: 620px;
  }

  .ip-section-header {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

@media (max-width: 700px) {
  .ip-result-head {
    display: grid;
    padding-right: 50px;
  }

  .ip-state {
    width: fit-content;
  }

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

  .ip-result-grid .ip-result-primary {
    grid-column: auto;
  }

  .ip-explain-panel-offset,
  .ip-explain-panel-narrow {
    width: 100%;
    margin-left: 0;
  }

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

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

@media (max-width: 480px) {
  .ip-hero-shell {
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .ip-hero::before {
    display: none;
  }

  .ip-result-panel {
    padding: 20px;
  }

  .ip-result-panel::before {
    right: 18px;
    width: 36px;
  }

  .ip-result-head {
    padding-right: 0;
  }

  .ip-result-head h2 {
    padding-right: 46px;
  }

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

  .ip-result-actions .button {
    width: 100%;
  }

  .dns-check-list li {
    grid-template-columns: 1fr;
    padding: 22px;
  }

  .ip-privacy-icon {
    width: 54px;
    height: 54px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ip-state-dot {
    animation: none;
  }
}