/* 正则表达式工具页面布局、匹配高亮和捕获组样式。 */
.regex-workspace {
    display: grid;
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    min-height: 650px;
}

.regex-config,
.regex-results {
    min-width: 0;
    padding: 24px;
}

.regex-config {
    border-right: 1px solid var(--tool-border);
}

.regex-config > label,
.regex-row label {
    display: block;
    margin-bottom: 8px;
    color: var(--tool-muted);
    font-size: 13px;
    font-weight: 600;
}

.regex-row {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(100px, .6fr);
    gap: 12px;
    margin-bottom: 16px;
}

.regex-row.flags-hidden {
    grid-template-columns: 1fr;
}

.regex-row label[hidden] {
    display: none;
}

.regex-row select,
.regex-row input,
.regex-config textarea {
    width: 100%;
    border: 1px solid #d0d5dd;
    border-radius: 5px;
    background: #fff;
    color: var(--tool-text);
    outline: none;
}

.regex-row select,
.regex-row input {
    height: 40px;
    margin-top: 8px;
    padding: 0 10px;
}

.regex-config textarea {
    display: block;
    margin-bottom: 10px;
    padding: 10px 11px;
    resize: vertical;
    font-family: monospace;
    font-size: 14px;
    line-height: 1.6;
}

.regex-row select:focus,
.regex-row input:focus,
.regex-config textarea:focus {
    border-color: var(--tool-primary);
    box-shadow: 0 0 0 3px rgba(0, 154, 97, .1);
}

.regex-mode-hint {
    min-height: 36px;
    margin: 0 0 18px;
    color: var(--tool-muted);
    font-size: 12px;
    line-height: 1.6;
}

.regex-toolbar {
    padding: 8px 0 0;
}

.regex-result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.regex-result-header h2 {
    margin: 0;
    font-size: 17px;
    font-weight: 600;
}

.regex-result-header span {
    color: var(--tool-muted);
    font-size: 12px;
}

.regex-sql-example {
    margin-bottom: 14px;
    padding: 12px;
    border: 1px solid #ead9a7;
    border-radius: 6px;
    background: #fffbeb;
}

.regex-sql-example strong,
.regex-sql-example code {
    display: block;
}

.regex-sql-example strong {
    margin-bottom: 7px;
    color: #795d0b;
    font-size: 12px;
}

.regex-sql-example code {
    overflow-wrap: anywhere;
    color: #5f4800;
    font-size: 12px;
}

.regex-sql-example p {
    margin: 8px 0 0;
    color: #806a28;
    font-size: 11px;
    line-height: 1.5;
}

.regex-highlight {
    min-height: 160px;
    max-height: 300px;
    padding: 14px;
    overflow: auto;
    border: 1px solid var(--tool-border);
    border-radius: 6px;
    background: #fbfcfd;
    color: #344054;
    font-family: monospace;
    font-size: 13px;
    line-height: 1.7;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.regex-highlight mark {
    border-radius: 2px;
    background: #bdebd8;
    color: #005c3a;
}

.regex-highlight mark.zero-length {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background: var(--tool-primary);
    vertical-align: text-bottom;
}

.regex-match-list {
    margin-top: 16px;
}

.regex-match-item {
    margin-bottom: 10px;
    padding: 12px;
    border: 1px solid var(--tool-border);
    border-radius: 6px;
}

.regex-match-title {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    color: var(--tool-muted);
    font-size: 12px;
}

.regex-match-value {
    display: block;
    margin-top: 7px;
    color: #007a4d;
    font-family: monospace;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.regex-groups {
    margin: 10px 0 0;
    padding: 8px 0 0;
    border-top: 1px dashed var(--tool-border);
    color: var(--tool-muted);
    font-size: 12px;
}

.regex-group {
    display: grid;
    grid-template-columns: minmax(70px, auto) 1fr;
    gap: 10px;
    margin-top: 5px;
}

.regex-group code {
    color: var(--tool-text);
    overflow-wrap: anywhere;
}

@media (max-width: 800px) {
    .regex-workspace {
        grid-template-columns: 1fr;
    }

    .regex-config {
        border-right: 0;
        border-bottom: 1px solid var(--tool-border);
    }
}

@media (max-width: 480px) {
    .regex-config,
    .regex-results {
        padding: 18px 16px;
    }

    .regex-row {
        grid-template-columns: 1fr;
    }
}