:root {
  --ip-hero-gap: 64px;
  --ip-copy-width: 590px;
  --ip-card-padding: 34px;
  --ip-card-gap: 24px;
  --ip-field-gap: 18px;
  --ip-grid-gap: 22px;
  --ip-guide-gap: 48px;
  --ip-decor-size: 250px;
  --ip-decor-offset: -42px;
  --ip-state-dot-size: 9px;
  --ip-note-mark-size: 52px;
  --ip-privacy-icon-size: 58px;
  --ip-rule: 1px;
  --ip-rule-strong: 2px;
  --ip-copy-hidden-offset: -9999px;
  --ip-opacity-soft: 0.16;
  --ip-opacity-line: 0.42;
  --ip-animation-time: 1.8s;
}

.ip-main {
  overflow-x: clip;
}

.ip-hero {
  position: relative;
  overflow-x: clip;
}

.ip-hero::before {
  position: absolute;
  top: var(--ip-decor-offset);
  right: var(--ip-decor-offset);
  width: var(--ip-decor-size);
  height: var(--ip-decor-size);
  border: var(--ip-rule-strong) dashed var(--color-accent);
  border-radius: var(--radius-pill);
  content: "";
  opacity: var(--ip-opacity-soft);
  pointer-events: none;
}

.ip-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, var(--ip-copy-width));
  align-items: center;
  gap: var(--ip-hero-gap);
}

.ip-hero-copy {
  min-width: 0;
  max-width: var(--reading-width);
}

.ip-hero-copy h1 {
  margin-top: var(--ip-card-gap);
}

.ip-hero-note {
  max-width: var(--reading-width);
  margin-top: var(--ip-card-gap);
  margin-bottom: 0;
  border-left: var(--ip-rule-strong) solid var(--color-accent);
  padding-left: var(--ip-field-gap);
  color: var(--color-muted);
  font-size: 14px;
}

.ip-result-shell {
  position: relative;
  min-width: 0;
}

.ip-route-decoration {
  position: absolute;
  z-index: 0;
  right: var(--ip-card-gap);
  bottom: calc(var(--ip-card-gap) * -1);
  left: var(--ip-card-gap);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: var(--ip-rule-strong) dashed var(--color-accent);
  opacity: var(--ip-opacity-line);
}

.ip-route-decoration span {
  width: var(--ip-state-dot-size);
  height: var(--ip-state-dot-size);
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  transform: translateY(calc(var(--ip-state-dot-size) / 2));
}

.ip-result-card {
  position: relative;
  z-index: 1;
  overflow: clip;
  border: var(--ip-rule-strong) solid var(--color-accent);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  padding: var(--ip-card-padding);
  box-shadow: var(--shadow-raised);
}

.ip-result-card::after {
  position: absolute;
  right: calc(var(--ip-note-mark-size) * -0.5);
  bottom: calc(var(--ip-note-mark-size) * -0.5);
  width: calc(var(--ip-note-mark-size) * 2);
  height: calc(var(--ip-note-mark-size) * 2);
  border: var(--ip-rule-strong) double var(--color-accent);
  border-radius: var(--radius-pill);
  content: "";
  opacity: var(--ip-opacity-soft);
  pointer-events: none;
}

.ip-result-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--ip-card-gap);
  border-bottom: var(--ip-rule) dashed var(--color-border);
  padding-bottom: var(--ip-card-gap);
}

.ip-result-head h2 {
  margin-bottom: 0;
  font-size: 30px;
}

.ip-query-state {
  display: inline-flex;
  min-height: 32px;
  flex: 0 0 auto;
  align-items: center;
  gap: 9px;
  margin: 0;
  border: var(--ip-rule) solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel-alt);
  padding: 5px 12px;
  color: var(--color-muted);
  font: 700 12px var(--font-mono);
}

.ip-state-dot {
  width: var(--ip-state-dot-size);
  height: var(--ip-state-dot-size);
  flex: 0 0 var(--ip-state-dot-size);
  border-radius: var(--radius-pill);
  background: var(--color-warn);
  animation: ip-state-pulse var(--ip-animation-time) ease-in-out infinite;
}

.ip-query-state.is-ready {
  color: var(--color-success);
}

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

.ip-query-state.is-error {
  color: var(--color-error);
}

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

@keyframes ip-state-pulse {
  0%,
  100% {
    opacity: 0.45;
    transform: scale(0.86);
  }

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

.ip-fields {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0;
  margin: 0;
}

.ip-field {
  display: grid;
  grid-template-columns: minmax(120px, 0.45fr) minmax(0, 1fr);
  gap: var(--ip-field-gap);
  border-bottom: var(--ip-rule) solid var(--color-border);
  padding-top: var(--ip-field-gap);
  padding-bottom: var(--ip-field-gap);
}

.ip-field dt {
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 750;
}

.ip-field dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
  color: var(--color-text);
  font-weight: 800;
  text-align: right;
}

.ip-field dd.is-clear {
  color: var(--color-success);
}

.ip-field dd.is-detected {
  color: var(--color-warn);
}

.ip-result-actions {
  position: relative;
  z-index: 1;
  margin-top: var(--ip-card-gap);
}

.ip-error-message {
  position: relative;
  z-index: 1;
  margin-top: var(--ip-card-gap);
  margin-bottom: 0;
  border-left: var(--ip-rule-strong) solid var(--color-error);
  background: var(--color-panel-alt);
  padding: 12px 14px;
  color: var(--color-error);
  font-size: 13px;
}

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

.ip-note-card {
  min-width: 0;
  border-top: var(--ip-rule-strong) solid var(--color-accent);
  border-bottom: var(--ip-rule) solid var(--color-border);
  padding-top: var(--ip-card-gap);
  padding-bottom: var(--ip-card-gap);
}

.ip-note-mark {
  display: grid;
  width: var(--ip-note-mark-size);
  height: var(--ip-note-mark-size);
  place-items: center;
  margin-bottom: var(--ip-card-gap);
  border: var(--ip-rule-strong) double var(--color-accent);
  border-radius: var(--radius-pill);
  color: var(--color-accent);
  font: 800 11px var(--font-mono);
}

.ip-note-card h3 {
  font-size: 23px;
}

.ip-note-card p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.ip-guide-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.58fr) minmax(0, 1fr);
  align-items: start;
  gap: var(--ip-guide-gap);
}

.ip-guide-layout .section-head {
  position: sticky;
  top: var(--toc-offset);
  margin-bottom: 0;
}

.ip-checklist {
  min-width: 0;
}

.ip-checklist .steps {
  margin-bottom: 0;
}

.ip-checklist .steps > li + li {
  margin-top: var(--ip-card-padding);
}

.ip-checklist h3 {
  font-size: 21px;
}

.ip-checklist li p {
  color: var(--color-muted);
}

.ip-privacy-card {
  display: grid;
  grid-template-columns: var(--ip-privacy-icon-size) minmax(0, 1fr);
  gap: var(--ip-card-gap);
  border: var(--ip-rule-strong) solid var(--color-accent);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  padding: var(--ip-card-padding);
  box-shadow: var(--shadow-card);
}

.ip-privacy-icon {
  display: grid;
  width: var(--ip-privacy-icon-size);
  height: var(--ip-privacy-icon-size);
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--color-panel-alt);
  color: var(--color-accent);
}

.ip-privacy-icon svg {
  width: 28px;
  height: 28px;
}

.ip-privacy-card h2 {
  margin-bottom: 14px;
}

.ip-privacy-card p:last-child {
  max-width: var(--reading-width);
  margin-bottom: 0;
  color: var(--color-muted);
}

.ip-copy-fallback {
  position: fixed;
  top: var(--ip-copy-hidden-offset);
  left: var(--ip-copy-hidden-offset);
  width: var(--ip-state-dot-size);
  height: var(--ip-state-dot-size);
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 1000px) {
  .ip-hero-grid,
  .ip-guide-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .ip-result-shell {
    max-width: var(--ip-copy-width);
  }

  .ip-guide-layout .section-head {
    position: static;
  }
}

@media (max-width: 768px) {
  .ip-hero::before {
    display: none;
  }

  .ip-hero-grid {
    gap: var(--ip-card-padding);
  }

  .ip-explain-grid {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .ip-field {
    grid-template-columns: minmax(0, 1fr);
    gap: 5px;
  }

  .ip-field dd {
    text-align: left;
  }

  .ip-privacy-card {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .ip-result-card,
  .ip-privacy-card {
    padding: 22px;
  }

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

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

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