/* ========================================
   正则表达式测试工具样式
   ======================================== */

/* 主内容 */
.main-content { 
    width: 100%; 
    max-width: 1200px;
    height: calc(100vh - 120px); 
    display: flex; 
    align-items: center; 
    padding: 0 20px; 
    padding-bottom: 50px; 
    z-index: 10; 
}
.container { width: 100%; height: 100%; }
.tool-card { 
    background: var(--bg-card); 
    border: 1px solid var(--border-color); 
    border-radius: var(--radius-xl); 
    overflow: hidden; 
    display: flex; 
    flex-direction: column; 
    width: 100%;
    height: 100%;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* 正则输入条 */
.pattern-bar {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: rgba(0,0,0,0.3);
    border-bottom: 1px solid var(--border-color);
    gap: 8px;
    font-size: 20px;
    color: var(--text-primary);
    font-family: var(--font-mono);
}
.pattern-bar input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 20px;
    outline: none;
    font-family: var(--font-mono);
}
.slash { opacity: 0.5; }

.flags-group {
    display: flex;
    gap: 4px;
    padding-left: 8px;
    border-left: 1px solid var(--border-color);
}
.flag-check {
    font-size: 14px;
    padding: 4px 8px;
    cursor: pointer;
    border-radius: 4px;
    transition: 0.2s;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 2px;
}
.flag-check:hover { background: rgba(255,255,255,0.1); color: var(--text-primary); }
.flag-check input { cursor: pointer; accent-color: var(--primary-color); }
.flag-check:has(input:checked) { color: var(--primary-color); font-weight: bold; }

.status-text {
    margin-left: auto;
    font-size: 12px;
    font-family: sans-serif;
    padding: 2px 8px;
    border-radius: 4px;
}
.status-text.ok { color: var(--success-color, var(--primary-color)); background: var(--primary-light); }
.status-text.error { color: var(--error-color, var(--primary-color)); background: var(--primary-light); }

/* 内容区 */
.content-area {
    display: flex;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.panel {
    display: flex;
    flex-direction: column;
    min-width: 0;
    flex: 1;
}
.input-panel { border-right: 1px solid var(--border-color); }

.panel-header {
    padding: 8px 16px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    background: rgba(255,255,255,0.02);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}
.match-badge {
    background: var(--primary-color);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
}

textarea {
    flex: 1;
    padding: 16px;
    background: transparent;
    border: none;
    outline: none;
    resize: none;
    font-family: var(--font-mono, 'Consolas', 'Monaco', monospace);
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    overflow: auto;
}
textarea::placeholder { color: var(--text-muted); }

/* 输出区布局 */
.output-panel {
    display: flex;
    flex-direction: column;
    background: rgba(0,0,0,0.1);
}
.highlight-area {
    flex: 1;
    padding: 16px;
    font-family: var(--font-mono, 'Consolas', 'Monaco', monospace);
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-all;
    overflow-y: auto;
}

/* 匹配高亮 */
.match-highlight {
    background-color: rgba(20, 184, 166, 0.25);
    color: #fff;
    border-radius: 2px;
    padding: 0 2px;
    border-bottom: 2px solid var(--primary-color);
    font-weight: 500;
}

/* 匹配列表 */
.match-list {
    max-height: 30%;
    overflow-y: auto;
    border-bottom: 1px solid var(--border-color);
    display: none; /* 默认隐藏，有匹配项或需要详情时显示，或者始终显示 */
    background: rgba(0,0,0,0.2);
}
.match-list.active { display: block; }
.match-item {
    padding: 8px 16px;
    border-bottom: 1px dashed var(--border-color);
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 12px;
}
.match-index {
    color: var(--text-muted);
    font-weight: bold;
    min-width: 30px;
}
.match-value {
    color: var(--text-primary);
    word-break: break-all;
}

/* 响应式 */
@media (max-width: 768px) {
    .content-area { flex-direction: column; }
    .input-panel { border-right: none; border-bottom: 1px solid var(--border-color); height: 40%; }
    .toolbar { flex-direction: column; align-items: stretch; }
}