#subnet-calculator .record-list {
    margin-top: 12px;
}

#subnet-calculator .record-wrapper {
    margin-bottom: 16px;
}

#subnet-calculator h3 {
    margin: 0 0 10px;
    color: var(--text);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

#subnet-calculator .record-row {
    grid-template-columns: 100px minmax(0, 1fr);
    gap: 10px;
}

#subnet-calculator .record-type {
    overflow-wrap: anywhere;
}

#subnet-calculator .subnet-calculator-value {
    display: block;
    width: 100%;
    padding: 2px 5px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg);
    color: var(--text);
    font: inherit;
    text-align: left;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    user-select: all;
    cursor: copy;
}

#subnet-calculator .subnet-calculator-value:hover {
    border-color: var(--accent);
}

#subnet-calculator .subnet-calculator-value:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

#subnet-calculator .subnet-calculator-note {
    margin-top: 10px;
    overflow-wrap: anywhere;
}

#subnet-calculator .subnet-calculator-error {
    color: #ff8b8b;
}

#subnet-calculator .tool-summary {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
}

#subnet-calculator button:disabled {
    opacity: 0.5;
    cursor: wait;
}

#subnet-calculator details.record-wrapper {
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
}

#subnet-calculator summary {
    cursor: pointer;
    color: var(--text);
}

#subnet-calculator .subnet-details {
    margin-top: 12px;
}

#subnet-calculator .subnet-tree {
    list-style: none;
    margin: 8px 0 16px;
    padding-left: 0;
}

#subnet-calculator .subnet-tree li {
    display: flex;
    gap: 8px;
    align-items: baseline;
    margin-top: 4px;
}

#subnet-calculator .subnet-tree li::before {
    content: "├─";
    flex: 0 0 auto;
    color: var(--text-muted);
}

#subnet-calculator .subnet-tree li:last-child::before {
    content: "└─";
}

#subnet-calculator .subnet-tree button {
    width: auto;
}

#subnet-calculator .subnet-binary {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    margin: 8px 0;
    font: inherit;
}

#subnet-calculator .subnet-network-bits {
    color: var(--accent);
}

#subnet-calculator .subnet-borrowed-bits {
    color: #eac580;
}

#subnet-calculator .subnet-host-bits {
    color: var(--text-muted);
}

#subnet-calculator .subnet-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    margin-bottom: 12px;
}