/* Developer tools: extends the existing InsightsWeave visual language. */
.dev-tools-page {
    background: #f7f9fc;
    color: #334155;
}

.dev-tools-page [hidden] {
    display: none !important;
}

.dev-tools-page main {
    width: 100%;
    max-width: 1180px;
    margin: 34px auto 64px;
    padding: 0 20px;
}

.dev-tools-page .dev-tool-header {
    max-width: 920px;
    margin-bottom: 22px;
}

.dev-tools-page .dev-tool-kicker {
    display: inline-block;
    margin: 0 0 9px;
    padding: 5px 11px;
    border-radius: 999px;
    background: rgba(0, 82, 204, 0.1);
    color: #0052cc;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.dev-tools-page .dev-tool-header h1,
.dev-tools-page .directory-header h1 {
    margin: 0 0 10px;
    color: #001a4d;
    font-size: 38px;
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

.dev-tools-page .dev-tool-lead,
.dev-tools-page .directory-lead {
    margin: 0;
    color: #526176;
    font-size: 17px;
    line-height: 1.75;
}

.dev-tools-page .tool-shell {
    margin: 0 0 34px;
    padding: 24px;
    overflow: hidden;
    border: 1px solid #dbe4f0;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 8px 26px rgba(15, 42, 84, 0.08);
}

.dev-tools-page .tool-options {
    display: flex;
    align-items: flex-end;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.dev-tools-page .option-field {
    min-width: 150px;
}

.dev-tools-page .option-field.is-wide {
    flex: 1 1 260px;
}

.dev-tools-page .tool-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 18px;
}

.dev-tools-page .tool-panel {
    min-width: 0;
}

.dev-tools-page .tool-panel-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 8px;
}

.dev-tools-page label,
.dev-tools-page .panel-label {
    display: block;
    margin: 0 0 7px;
    color: #172b4d;
    font-size: 14px;
    font-weight: 700;
}

.dev-tools-page .field-help,
.dev-tools-page .panel-hint {
    color: #718096;
    font-size: 12px;
    font-weight: 400;
}

.dev-tools-page textarea,
.dev-tools-page input[type="text"],
.dev-tools-page input[type="password"],
.dev-tools-page input[type="number"],
.dev-tools-page input[type="datetime-local"],
.dev-tools-page input[type="file"],
.dev-tools-page select {
    max-width: 100%;
    border: 1px solid #c8d4e3;
    border-radius: 8px;
    background: #fff;
    color: #172b4d;
    box-shadow: inset 0 1px 2px rgba(15, 42, 84, 0.04);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.dev-tools-page textarea:focus,
.dev-tools-page input:focus,
.dev-tools-page select:focus,
.dev-tools-page button:focus-visible,
.dev-tools-page a:focus-visible,
.dev-tools-page summary:focus-visible {
    outline: 3px solid rgba(0, 82, 204, 0.2);
    outline-offset: 2px;
    border-color: #0052cc;
}

.dev-tools-page textarea {
    display: block;
    width: 100%;
    min-height: 310px;
    padding: 14px;
    resize: vertical;
    overflow: auto;
    font: 14px/1.55 Consolas, Monaco, "Courier New", monospace;
    tab-size: 4;
    white-space: pre;
}

.dev-tools-page textarea.is-short {
    min-height: 160px;
}

.dev-tools-page input[type="text"],
.dev-tools-page input[type="password"],
.dev-tools-page input[type="number"],
.dev-tools-page input[type="datetime-local"],
.dev-tools-page input[type="file"],
.dev-tools-page select {
    width: 100%;
    min-height: 42px;
    padding: 8px 11px;
}

.dev-tools-page input[type="file"] {
    padding: 6px 9px;
}

.dev-tools-page input[type="file"]::file-selector-button {
    margin-right: 10px;
    padding: 6px 10px;
    border: 1px solid #b8c7dc;
    border-radius: 6px;
    background: #f3f7fc;
    color: #17335d;
    font-weight: 700;
    cursor: pointer;
}

.dev-tools-page input[type="checkbox"] {
    margin: 0 6px 0 0;
    vertical-align: -1px;
}

.dev-tools-page .checkbox-list {
    display: flex;
    align-items: center;
    gap: 14px;
    min-height: 42px;
    flex-wrap: wrap;
}

.dev-tools-page .checkbox-list label {
    margin: 0;
    font-weight: 600;
}

.dev-tools-page .tool-actions {
    display: flex;
    align-items: center;
    gap: 9px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.dev-tools-page .tool-button {
    min-height: 42px;
    padding: 9px 16px;
    border: 1px solid #b8c7dc;
    border-radius: 8px;
    background: #fff;
    color: #17335d;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.3;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.dev-tools-page .tool-button:hover {
    border-color: #7e9bc4;
    background: #f3f7fc;
}

.dev-tools-page .tool-button:active {
    transform: translateY(1px);
}

.dev-tools-page .tool-button.primary {
    border-color: #0052cc;
    background: #0052cc;
    color: #fff;
}

.dev-tools-page .tool-button.primary:hover {
    border-color: #003f9e;
    background: #003f9e;
}

.dev-tools-page .tool-button:disabled {
    cursor: wait;
    opacity: 0.6;
}

.dev-tools-page .tool-summary {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin: 18px 0 0;
    padding: 11px 13px;
    border-radius: 8px;
    background: #f1f7ff;
    color: #31547d;
    font-size: 13px;
    line-height: 1.55;
}

.dev-tools-page .tool-summary-icon {
    flex: 0 0 auto;
    font-weight: 800;
}

.dev-tools-page .tool-message {
    margin: 14px 0 0;
    padding: 11px 13px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.5;
    overflow-wrap: anywhere;
}

.dev-tools-page .tool-message.is-error {
    border-color: #f0b7b7;
    background: #fff2f2;
    color: #8c2424;
}

.dev-tools-page .tool-message.is-success {
    border-color: #a9dcc2;
    background: #effaf4;
    color: #17633a;
}

.dev-tools-page .tool-message.is-info {
    border-color: #bed5ef;
    background: #f1f7ff;
    color: #31547d;
}

.dev-tools-page .tool-stats {
    margin-top: 12px;
    color: #526176;
    font-size: 13px;
    overflow-wrap: anywhere;
}

.dev-tools-page .privacy-note {
    margin: 14px 0 0;
    padding: 10px 13px;
    border-left: 4px solid #2f80ed;
    border-radius: 6px;
    background: #f1f7ff;
    color: #31547d;
    font-size: 13px;
    line-height: 1.55;
    overflow-wrap: anywhere;
}

.dev-tools-page .privacy-note.is-warning {
    border-left-color: #d97706;
    background: #fff8e8;
    color: #7a4a06;
}

.dev-tools-page .file-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin: 0 0 18px;
}

.dev-tools-page .file-meta > div {
    min-width: 0;
    padding: 11px 13px;
    border: 1px solid #dbe4f0;
    border-radius: 8px;
    background: #fbfcfe;
}

.dev-tools-page .file-meta dt {
    color: #718096;
    font-size: 12px;
    font-weight: 700;
}

.dev-tools-page .file-meta dd {
    margin: 4px 0 0;
    color: #172b4d;
    overflow-wrap: anywhere;
}

.dev-tools-page .jwt-grid,
.dev-tools-page .auth-grid,
.dev-tools-page .request-builder-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 18px;
}

.dev-tools-page .request-builder-grid .is-full {
    grid-column: 1 / -1;
}

.dev-tools-page .compact-panel,
.dev-tools-page .secondary-grid {
    margin-top: 18px;
}

.dev-tools-page .long-value {
    display: block;
    min-height: 46px;
    padding: 11px 13px;
    overflow: auto;
    border: 1px solid #c8d4e3;
    border-radius: 8px;
    background: #fbfcfe;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    word-break: break-all;
}

.dev-tools-page .compact-output {
    min-height: 78px;
    margin-bottom: 0;
}

.dev-tools-page .structured-results {
    min-height: 90px;
    margin-top: 16px;
    padding: 13px;
    overflow: auto;
    border: 1px solid #c8d4e3;
    border-radius: 8px;
    background: #fbfcfe;
    color: #172b4d;
    overflow-wrap: anywhere;
}

.dev-tools-page .structured-results:empty::before {
    content: attr(data-empty-text);
    color: #8a97a8;
}

.dev-tools-page .structured-row {
    display: grid;
    grid-template-columns: minmax(120px, 0.35fr) minmax(0, 1fr);
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid #e5ebf3;
}

.dev-tools-page .structured-row:last-child {
    border-bottom: 0;
}

.dev-tools-page .structured-key {
    color: #526176;
    font-weight: 700;
}

.dev-tools-page .structured-value {
    min-width: 0;
    font-family: Consolas, Monaco, "Courier New", monospace;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.dev-tools-page .cron-fields {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 18px;
}

.dev-tools-page .tool-output-box.is-short {
    min-height: 160px;
}

.dev-tools-page .table-scroll {
    max-width: 100%;
    margin-top: 16px;
    overflow-x: auto;
    border: 1px solid #dbe4f0;
    border-radius: 8px;
}

.dev-tools-page .result-table {
    width: 100%;
    min-width: 620px;
    margin: 0;
    border-collapse: collapse;
    background: #fff;
}

.dev-tools-page .result-table th,
.dev-tools-page .result-table td {
    padding: 10px 12px;
    border-bottom: 1px solid #e5ebf3;
    text-align: left;
    vertical-align: top;
    overflow-wrap: anywhere;
}

.dev-tools-page .result-table th {
    background: #f3f7fc;
    color: #17335d;
    font-size: 13px;
}

.dev-tools-page .result-table td {
    color: #334155;
    font-family: Consolas, Monaco, "Courier New", monospace;
}

.dev-tools-page .parameter-rows {
    display: grid;
    gap: 10px;
}

.dev-tools-page .parameter-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
    gap: 10px;
    align-items: end;
}

.dev-tools-page .parameter-row .tool-button {
    min-height: 42px;
}

.dev-tools-page .compact-options {
    margin-top: 14px;
}

.dev-tools-page .check-option {
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    margin: 0;
}

.dev-tools-page .visually-secondary-output {
    min-height: 110px;
    margin-top: 14px;
}

.dev-tools-page .tool-output-box,
.dev-tools-page .json-tree,
.dev-tools-page .regex-highlight,
.dev-tools-page .regex-results,
.dev-tools-page .timestamp-results {
    min-height: 310px;
    padding: 14px;
    overflow: auto;
    border: 1px solid #c8d4e3;
    border-radius: 8px;
    background: #fbfcfe;
    color: #172b4d;
    font: 14px/1.55 Consolas, Monaco, "Courier New", monospace;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.dev-tools-page .tool-output-box:empty::before,
.dev-tools-page .json-tree:empty::before,
.dev-tools-page .regex-results:empty::before {
    content: attr(data-empty-text);
    color: #8a97a8;
    font-family: Arial, sans-serif;
}

.dev-tools-page .tab-bar {
    display: flex;
    gap: 4px;
    margin-bottom: 10px;
    border-bottom: 1px solid #dbe4f0;
}

.dev-tools-page .tab-button {
    padding: 9px 14px;
    border: 0;
    border-bottom: 3px solid transparent;
    background: transparent;
    color: #526176;
    font-weight: 700;
    cursor: pointer;
}

.dev-tools-page .tab-button[aria-selected="true"] {
    border-bottom-color: #0052cc;
    color: #0052cc;
}

.dev-tools-page .tree-line {
    min-width: max-content;
    white-space: nowrap;
}

.dev-tools-page .tree-children {
    margin-left: 20px;
    border-left: 1px dotted #b8c7dc;
    padding-left: 8px;
}

.dev-tools-page .tree-toggle {
    width: 22px;
    padding: 0;
    border: 0;
    background: transparent;
    color: #0052cc;
    font-family: inherit;
    cursor: pointer;
}

.dev-tools-page .tree-key { color: #6f42c1; }
.dev-tools-page .tree-string { color: #116329; }
.dev-tools-page .tree-number { color: #0052cc; }
.dev-tools-page .tree-boolean { color: #ad3d00; }
.dev-tools-page .tree-null { color: #697386; font-style: italic; }
.dev-tools-page .tree-summary { color: #697386; }

.dev-tools-page .regex-layout,
.dev-tools-page .timestamp-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 18px;
}

.dev-tools-page .regex-highlight {
    min-height: 170px;
    margin-top: 12px;
    background: #fff;
}

.dev-tools-page .regex-highlight mark {
    padding: 0;
    border-radius: 2px;
    background: #ffe58f;
    color: inherit;
}

.dev-tools-page .match-item,
.dev-tools-page .timestamp-result-item {
    margin-bottom: 10px;
    padding: 9px 10px;
    border: 1px solid #e0e7ef;
    border-radius: 6px;
    background: #fff;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.dev-tools-page .timestamp-results {
    min-height: 180px;
    font-family: Arial, sans-serif;
}

.dev-tools-page .tool-guide {
    max-width: 960px;
    margin: 0 auto;
    padding: 34px 38px;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 2px 10px rgba(15, 42, 84, 0.06);
    line-height: 1.8;
}

.dev-tools-page .tool-guide section + section {
    margin-top: 32px;
}

.dev-tools-page .tool-guide h2,
.dev-tools-page .directory-section h2 {
    margin: 0 0 13px;
    padding-bottom: 9px;
    border-bottom: 2px solid #e0e7ff;
    color: #001a4d;
    font-size: 23px;
    line-height: 1.35;
}

.dev-tools-page .tool-guide h3 {
    margin: 18px 0 7px;
    color: #0052cc;
    font-size: 17px;
}

.dev-tools-page .tool-guide p,
.dev-tools-page .tool-guide li {
    color: #44546a;
}

.dev-tools-page .tool-guide ol,
.dev-tools-page .tool-guide ul {
    margin: 12px 0 0 24px;
}

.dev-tools-page .faq-list {
    display: grid;
    gap: 10px;
}

.dev-tools-page .faq-item {
    padding: 13px 15px;
    border: 1px solid #dbe4f0;
    border-radius: 8px;
    background: #fbfcfe;
}

.dev-tools-page .faq-item h3 {
    margin-top: 0;
}

.dev-tools-page .faq-item p:last-child {
    margin-bottom: 0;
}

.dev-tools-page .related-tools {
    display: flex;
    gap: 9px;
    flex-wrap: wrap;
}

.dev-tools-page .related-tools a,
.dev-tools-page .back-to-directory {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 7px 12px;
    border: 1px solid #bfd0e5;
    border-radius: 999px;
    background: #f4f8fd;
    color: #0052cc;
    font-weight: 700;
    text-decoration: none;
}

.dev-tools-page .related-tools a:hover,
.dev-tools-page .back-to-directory:hover {
    border-color: #0052cc;
    background: #0052cc;
    color: #fff;
}

.dev-tools-page .directory-header {
    max-width: 860px;
    margin-bottom: 32px;
}

.dev-tools-page .directory-summary {
    margin-top: 18px;
    padding: 14px 16px;
    border-left: 4px solid #0052cc;
    border-radius: 6px;
    background: #eef5ff;
    color: #294e7b;
}

.dev-tools-page .directory-section + .directory-section {
    margin-top: 38px;
}

.dev-tools-page .tool-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.dev-tools-page .tool-card {
    display: flex;
    min-width: 0;
    min-height: 190px;
    flex-direction: column;
    padding: 20px;
    border: 1px solid #dbe4f0;
    border-radius: 11px;
    background: #fff;
    box-shadow: 0 3px 12px rgba(15, 42, 84, 0.05);
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.dev-tools-page .tool-card:hover {
    transform: translateY(-2px);
    border-color: #aac3e3;
    box-shadow: 0 8px 20px rgba(15, 42, 84, 0.09);
}

.dev-tools-page .tool-card h3 {
    margin: 0 0 9px;
    color: #001a4d;
    font-size: 19px;
    line-height: 1.35;
}

.dev-tools-page .tool-card p {
    flex: 1;
    margin: 0 0 15px;
    color: #5c6b7d;
    line-height: 1.65;
}

.dev-tools-page .tool-card-link {
    align-self: flex-start;
    color: #0052cc;
    font-weight: 700;
}

.dev-tools-page .tool-card-link::after {
    content: " →";
}

.dev-tools-page .tool-toast {
    position: fixed;
    z-index: 9999;
    right: 22px;
    bottom: 22px;
    max-width: calc(100vw - 44px);
    padding: 11px 17px;
    border-radius: 8px;
    background: #172b4d;
    color: #fff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.16s ease, transform 0.16s ease;
}

.dev-tools-page .tool-toast.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.dev-tools-page code,
.dev-tools-page pre,
.dev-tools-page .uuid-output {
    max-width: 100%;
    overflow-wrap: anywhere;
    word-break: break-word;
}

@media (max-width: 900px) {
    .dev-tools-page .tool-card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .dev-tools-page .cron-fields {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    /* The legacy Chinese header has no #primary-navigation target, so the
       site-wide mobile rule would otherwise hide both its toggle and menu. */
    html[lang="zh-CN"] .dev-tools-page header .navbar-toggle {
        display: block !important;
    }

    .dev-tools-page main {
        margin-top: 26px;
        padding: 0 15px;
    }

    .dev-tools-page .dev-tool-header h1,
    .dev-tools-page .directory-header h1 {
        font-size: 30px;
    }

    .dev-tools-page .tool-shell {
        padding: 17px;
    }

    .dev-tools-page .tool-grid,
    .dev-tools-page .regex-layout,
    .dev-tools-page .timestamp-layout,
    .dev-tools-page .jwt-grid,
    .dev-tools-page .auth-grid,
    .dev-tools-page .request-builder-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .dev-tools-page .request-builder-grid .is-full {
        grid-column: auto;
    }

    .dev-tools-page .file-meta {
        grid-template-columns: minmax(0, 1fr);
    }

    .dev-tools-page .structured-row {
        grid-template-columns: minmax(105px, 0.4fr) minmax(0, 1fr);
    }

    .dev-tools-page textarea,
    .dev-tools-page .tool-output-box,
    .dev-tools-page .json-tree {
        min-height: 240px;
    }

    .dev-tools-page .tool-guide {
        padding: 25px 21px;
    }
}

@media (max-width: 520px) {
    .dev-tools-page .dev-tool-header h1,
    .dev-tools-page .directory-header h1 {
        font-size: 25px;
    }

    .dev-tools-page .dev-tool-lead,
    .dev-tools-page .directory-lead {
        font-size: 15px;
    }

    .dev-tools-page .tool-card-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .dev-tools-page .tool-card {
        min-height: 0;
    }

    .dev-tools-page .tool-actions {
        align-items: stretch;
    }

    .dev-tools-page .tool-button {
        flex: 1 1 calc(50% - 9px);
    }

    .dev-tools-page .option-field {
        width: 100%;
    }

    .dev-tools-page .cron-fields,
    .dev-tools-page .parameter-row,
    .dev-tools-page .structured-row {
        grid-template-columns: minmax(0, 1fr);
    }

    .dev-tools-page .parameter-row .tool-button {
        justify-self: stretch;
    }

    .dev-tools-page .tool-guide {
        padding: 20px 15px;
    }

    .dev-tools-page .tool-guide h2,
    .dev-tools-page .directory-section h2 {
        font-size: 20px;
    }

}

@media (prefers-reduced-motion: reduce) {
    .dev-tools-page *,
    .dev-tools-page *::before,
    .dev-tools-page *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}