.cyber-tools {
  margin-top: 28px;
  min-width: 0;
}
.tools-tabs {
  display: flex;
  gap: 6px;
  padding: 5px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  width: max-content;
  max-width: 100%;
  margin-bottom: 24px;
  overflow-x: auto;
}
.tools-tabs [role="tab"] {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  padding: 10px 17px;
  border-radius: 7px;
  min-height: 42px;
}
.tools-tabs [aria-selected="true"] {
  background: var(--accent);
  color: #244634;
}
.tools-tabs [role="tab"]:hover {
  color: var(--text);
}
.tools-tabs [aria-selected="true"]:hover {
  color: #244634;
}
.tool-panel {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
  padding: clamp(20px, 3vw, 34px);
  min-width: 0;
}
.tools-intro {
  max-width: 710px;
  margin-bottom: 28px;
}
.tools-intro h2 {
  font-size: clamp(23px, 3vw, 31px);
  letter-spacing: -0.04em;
  margin: 10px 0 12px;
  line-height: 1.25;
}
.tools-intro p {
  font-size: 14px;
  line-height: 1.7;
}
.tools-two-col {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 30px;
}
.tool-panel label {
  font-size: 13px;
  font-weight: 600;
  margin: 18px 0 8px;
  color: var(--text);
  display: block;
}
.tool-panel label:first-child {
  margin-top: 0;
}
.tool-panel input,
.tool-panel textarea,
.tool-panel select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 8px;
  padding: 12px 13px;
  font: inherit;
  font-size: 14px;
  min-height: 44px;
}
.tool-panel textarea {
  resize: vertical;
  min-height: 150px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  line-height: 1.7;
}
.tool-panel small {
  font-size: 11px;
  line-height: 1.6;
  display: block;
  color: var(--muted);
  margin: 6px 0 18px;
}
.tool-panel input[aria-invalid="true"] {
  border-color: #a8bca8;
}
.tool-result {
  min-width: 0;
  background: var(--bg);
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
}
.tool-result-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.tool-result-heading > span {
  font:
    500 10px/1.5 ui-monospace,
    SFMono-Regular,
    Consolas,
    monospace;
  letter-spacing: 0.1em;
  color: var(--muted);
}
.tool-panel .tool-copy {
  font-size: 11px;
  font-weight: 600;
  padding: 7px 10px;
  min-height: 34px;
  flex-shrink: 0;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text);
}
.tool-panel pre {
  padding: 17px 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  background: transparent;
  border: 0;
  border-radius: 0;
  font:
    13px/1.8 ui-monospace,
    SFMono-Regular,
    Consolas,
    monospace;
  color: var(--accent);
  margin: 6px 0 12px;
  min-height: 54px;
  user-select: text;
}
.tool-result > p,
.tool-filter-result > p {
  font-size: 13px;
  line-height: 1.7;
}
.tool-status {
  min-height: 20px;
  font-size: 12px !important;
  color: var(--accent) !important;
  margin: 10px 0 0 !important;
}
.tool-tip {
  border-top: 1px solid var(--line);
  padding-top: 18px;
  margin-top: 20px;
  font-size: 12px;
}
.tool-tip strong {
  font-weight: 600;
  color: var(--text);
}
.tool-tip p {
  font-size: 12px;
  line-height: 1.7;
  margin: 5px 0 0;
  color: var(--muted);
}
.tool-filter-result {
  margin: 24px 0;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px 20px;
}
.tool-capture-title {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 30px;
  margin-bottom: 12px;
}
.tool-capture-title h3 {
  font-size: 15px;
  margin: 0;
}
.tool-mini-badge {
  color: var(--muted);
  font-size: 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 3px 6px;
}
.tool-table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 9px;
}
.tool-packet-table {
  width: 100%;
  border-collapse: collapse;
  font:
    11px/1.7 ui-monospace,
    SFMono-Regular,
    Consolas,
    monospace;
  white-space: nowrap;
}
.tool-packet-table th {
  color: var(--muted);
  background: var(--bg);
  font-weight: 500;
  text-align: left;
}
.tool-packet-table td,
.tool-packet-table th {
  padding: 12px;
  border-bottom: 1px solid var(--line);
}
.tool-packet-table tr:last-child td {
  border-bottom: 0;
}
.tool-packet-table td:nth-child(4) {
  color: var(--accent);
}
.tool-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 16px;
}
.tool-actions button {
  font-size: 12px;
  min-height: 42px;
  padding: 10px 15px;
}
.tool-actions > span {
  color: var(--muted);
  font-size: 11px;
}
.tool-panel button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.tools-local-note {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
  margin: 18px 2px 0;
  max-width: 800px;
}
.tools-local-note span {
  color: var(--accent);
  margin-right: 5px;
}
.cyber-tools [role="tabpanel"]:focus {
  outline: none;
}
.cyber-tools [role="tabpanel"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
  border-radius: 16px;
}
@media (max-width: 760px) {
  .tools-two-col {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }
  .tools-tabs {
    width: 100%;
  }
  .tools-tabs [role="tab"] {
    padding: 9px 12px;
    font-size: 12px;
  }
  .tool-panel {
    padding: 20px;
  }
  .tool-result-heading {
    gap: 8px;
  }
  .tool-result {
    padding: 17px;
  }
  .tools-intro {
    margin-bottom: 22px;
  }
}
.tool-example-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
}
.tool-example-row > span {
  font-size: 12px;
  color: var(--muted);
  margin-right: 5px;
}
.tool-example-row button {
  font-size: 12px;
  min-height: 36px;
  padding: 7px 11px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 6px;
}
.tool-example-row button:hover {
  background: #f0f4eb;
  border-color: #a8bca8;
}
.hash-comparison {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--bg);
}
.hash-comparison label > span {
  font-weight: 400;
  font-size: 12px;
  color: var(--muted);
}
.hash-comparison input {
  font-family: var(--mono, monospace);
  font-size: 12px;
}
.hash-comparison .tool-status[data-result="different"] {
  color: #6c4328 !important;
}
.hash-comparison .tool-status[data-result="match"] {
  color: var(--accent) !important;
}
.tool-panel small,
.tool-panel .tool-copy,
.tool-result-heading > span,
.tool-mini-badge,
.tool-actions > span,
.tools-local-note {
  font-size: 12px;
}
.tool-packet-table {
  font-size: 12px;
}
.tool-result-heading > span {
  letter-spacing: 0.06em;
}
.subnet-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0;
}
.subnet-stats > div {
  padding: 17px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  min-width: 0;
}
.subnet-stats span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 9px;
}
.subnet-stats strong {
  font: 500 13px/1.7 var(--mono, monospace);
  overflow-wrap: anywhere;
  color: var(--text);
  display: block;
}
.subnet-binary {
  margin: 24px 0;
  padding: 22px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 9px;
}
.subnet-bit-heading {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  align-items: center;
  margin-bottom: 18px;
  font-size: 13px;
}
.subnet-bit-heading strong {
  font-weight: 500;
}
.subnet-bit-heading > span {
  display: flex;
  gap: 7px;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
}
.subnet-bit-heading i {
  height: 8px;
  width: 8px;
  display: inline-block;
  border-radius: 2px;
  background: #e7eee2;
}
.subnet-bit-heading i:first-child {
  background: #d8eee0;
}
.subnet-bits {
  display: grid;
  grid-template-columns: repeat(32, minmax(0, 1fr));
  gap: 3px;
}
.subnet-bits span {
  display: grid;
  place-content: center;
  min-height: 34px;
  border-radius: 3px;
  font: 500 12px var(--mono, monospace);
  border: 1px solid #a8bca8;
}
.subnet-bits .network-bit {
  color: #193a2c;
  background: #e7eee2;
  border-color: #a8bca8;
}
.subnet-bits .host-bit {
  color: #193a2c;
  background: #e7eee2;
  border-color: #a8bca8;
}
.subnet-bits span:nth-child(8n) {
  margin-right: 3px;
}
.subnet-prefix-track {
  height: 4px;
  background: #e7eee2;
  margin-top: 9px;
  border-radius: 4px;
  overflow: hidden;
}
.subnet-prefix-track > span {
  height: 100%;
  display: block;
  background: #d8eedf;
}
.subnet-binary > p {
  font-size: 12px;
  line-height: 1.8;
  color: var(--muted);
  margin: 14px 0 0;
}
.subnet-map-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 15px;
  margin: 25px 0 13px;
}
.subnet-map-heading strong {
  font-size: 14px;
  font-weight: 500;
}
.subnet-map-heading > span {
  font: 12px/1.7 var(--mono, monospace);
  color: var(--muted);
}
.subnet-address-map {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 8px;
}
.subnet-address {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  min-height: 66px;
  background: #f0f4eb;
  border: 1px solid #dce3d8;
  border-radius: 7px;
}
.subnet-address b {
  font: 500 15px var(--mono, monospace);
  color: #286c3b;
}
.subnet-address small {
  font-size: 10px;
  margin: 0;
  color: #385c43;
  line-height: 1.3;
}
.subnet-address.reserved {
  background: #f0f4eb;
  border-color: #a8bca8;
}
.subnet-address.reserved b {
  color: #645830;
}
.subnet-address.reserved small {
  color: #607366;
}
.subnet-map-note {
  font-size: 12px;
  line-height: 1.8;
  margin-top: 13px;
}
.tool-subnet-practice {
  margin-top: 30px;
  padding: 22px;
  border: 1px solid #a8bca8;
  border-radius: 10px;
  background: linear-gradient(110deg, #f0f4eb44, transparent), var(--bg);
}
.tool-subnet-practice h3 {
  font-size: 18px;
  letter-spacing: -0.03em;
  margin: 12px 0 18px;
  line-height: 1.6;
}
.tool-subnet-practice form {
  display: flex;
  align-items: center;
  gap: 10px;
}
.tool-subnet-practice input {
  width: 180px;
}
.tool-subnet-practice button {
  min-height: 44px;
  font-size: 12px;
  white-space: nowrap;
}
.tool-subnet-practice .tool-status {
  font-size: 12px;
  line-height: 1.8;
}
@media (max-width: 1050px) {
  .subnet-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .subnet-bits {
    gap: 2px;
  }
  .subnet-bits span {
    font-size: 10px;
    min-height: 30px;
  }
  .subnet-bit-heading {
    align-items: start;
    flex-direction: column;
    gap: 9px;
  }
  .subnet-map-heading {
    align-items: start;
    flex-direction: column;
    gap: 5px;
  }
}
@media (max-width: 600px) {
  .subnet-binary {
    padding: 14px;
  }
  .subnet-bits {
    grid-template-columns: repeat(16, minmax(0, 1fr));
    row-gap: 8px;
  }
  .subnet-bits span {
    font-size: 12px;
    min-height: 28px;
  }
  .subnet-stats > div {
    padding: 13px;
  }
  .subnet-stats strong {
    font-size: 12px;
  }
  .subnet-address-map {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .subnet-address {
    min-height: 58px;
  }
  .tool-subnet-practice {
    padding: 18px;
  }
  .tool-subnet-practice form {
    flex-wrap: wrap;
  }
  .tool-subnet-practice input {
    width: 100%;
    flex: 1;
    min-width: 120px;
  }
  .tool-example-row button {
    font-size: 11px;
  }
  .tool-result-heading > span {
    font-size: 11px;
  }
  .tools-tabs [role="tab"] {
    font-size: 12px;
  }
}