.ip-checker-page {
  max-width: 1040px;
  margin: 0 auto;
  padding: 8px 0 42px;
}

.ip-checker-page .utility-top {
  padding: 34px 20px 30px;
  text-align: center;
}

.ip-checker-page .utility-label {
  display: inline-flex;
  align-items: center;
  margin-bottom: 14px;
  padding: 6px 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, #eff6ff, #ecfeff);
  color: #0369a1;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.ip-checker-page .utility-title {
  margin: 0;
  color: #0f172a;
  font-size: clamp(34px, 4vw, 46px);
  font-weight: 900;
  letter-spacing: -0.04em;
}

.ip-checker-page .utility-desc {
  max-width: 820px;
  margin: 18px auto 0;
  color: #64748b;
  font-size: 15px;
  line-height: 1.8;
}

.ip-hero-card,
.ip-info-card {
  margin-bottom: 24px;
  padding: 30px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 28px;
  background: #ffffff;
  box-shadow: 0 20px 48px rgba(15, 23, 42, 0.08);
}

.ip-hero-card {
  background:
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.12), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.ip-hero-head,
.ip-section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
}

.ip-hero-label {
  display: inline-flex;
  align-items: center;
  margin-bottom: 10px;
  color: #2563eb;
  font-size: 13px;
  font-weight: 900;
}

.ip-hero-head h2,
.ip-section-head h2 {
  margin: 0;
  color: #0f172a;
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.ip-section-head {
  display: block;
}

.ip-section-head p {
  margin: 8px 0 0;
  color: #64748b;
  font-size: 14px;
  line-height: 1.7;
}

.ip-status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}

.ip-status-badge.is-loading {
  background: #fef3c7;
  color: #92400e;
}

.ip-status-badge.is-online {
  background: #dcfce7;
  color: #15803d;
}

.ip-status-badge.is-offline,
.ip-status-badge.is-error {
  background: #fee2e2;
  color: #b91c1c;
}

.ip-main-value-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 78px;
  padding: 22px 24px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 24px;
  background: #0f172a;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.ip-main-value {
  color: #ffffff;
  font-size: clamp(28px, 5vw, 46px);
  font-weight: 900;
  letter-spacing: -0.04em;
  word-break: break-all;
}

.ip-icon-btn {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(226, 232, 240, 0.24);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  font-size: 20px;
  font-weight: 900;
  cursor: pointer;
  transition:
    transform 0.18s ease,
    background 0.18s ease,
    border-color 0.18s ease;
}

.ip-icon-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.16);
}

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

.ip-checker-page .utility-btn {
  min-height: 46px;
  padding: 0 20px;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 800;
}

.ip-checker-page .utility-btn-primary {
  border-color: #0f172a;
  background: linear-gradient(135deg, #0f172a, #2563eb);
  color: #ffffff;
}

.ip-checker-page .utility-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.2);
}

.ip-message {
  min-height: 22px;
  margin: 16px 0 0;
  color: #475569;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.6;
}

.ip-message.is-success {
  color: #1d4ed8;
}

.ip-message.is-warning {
  color: #92400e;
}

.ip-message.is-error {
  color: #b91c1c;
}

.ip-info-list {
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 22px;
  background: #ffffff;
}

.ip-info-row {
  display: grid;
  grid-template-columns: minmax(140px, 0.65fr) minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 17px 20px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

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

.ip-info-row span {
  color: #64748b;
  font-size: 14px;
  font-weight: 800;
}

.ip-info-row strong {
  color: #0f172a;
  font-size: 15px;
  font-weight: 900;
  text-align: right;
  word-break: break-word;
}

.ip-checker-page .help-panel {
  margin-top: 30px;
}

.ip-checker-page .help-panel > h2 {
  margin: 0 0 18px;
  color: #0f172a;
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.ip-checker-page .help-box {
  border-radius: 24px;
}

.ip-checker-page .help-toggle-box summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #0f172a;
  font-size: 1.08rem;
  font-weight: 800;
  list-style: none;
  cursor: pointer;
}

.ip-checker-page .help-toggle-box summary::-webkit-details-marker {
  display: none;
}

.ip-checker-page .help-toggle-box summary::after {
  content: "+";
  color: #64748b;
  font-size: 1.2rem;
  font-weight: 700;
}

.ip-checker-page .help-toggle-box[open] summary::after {
  content: "−";
}

.ip-checker-page .help-toggle-content {
  margin-top: 14px;
}

.ip-checker-page .help-toggle-content p {
  margin: 0;
  color: #334155;
  line-height: 1.8;
}

@media (max-width: 768px) {
  .ip-checker-page {
    padding: 0 0 28px;
  }

  .ip-checker-page .utility-top {
    padding: 26px 14px 24px;
  }

  .ip-checker-page .utility-title {
    font-size: 34px;
  }

  .ip-hero-card,
  .ip-info-card {
    padding: 22px;
    border-radius: 22px;
  }

  .ip-hero-head {
    flex-direction: column;
  }

  .ip-main-value-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .ip-action-row {
    flex-direction: column;
  }

  .ip-action-row .utility-btn {
    width: 100%;
  }

  .ip-info-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .ip-info-row strong {
    text-align: left;
  }
}

@media (max-width: 480px) {
  .ip-hero-card,
  .ip-info-card {
    padding: 20px 16px;
    border-radius: 18px;
  }

  .ip-main-value {
    font-size: 28px;
  }

  .ip-icon-btn {
    width: 100%;
  }
}