/* ========================================
   UUID 生成器样式
   ======================================== */

/* 主内容 */
.main-content { 
    width: 100%; 
    max-width: 1000px;
    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);
}

/* 工具栏 */
.toolbar { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 10px 16px; 
    border-bottom: 1px solid var(--border-color); 
    background: rgba(0,0,0,0.2); 
    flex-shrink: 0;
    flex-wrap: wrap;
    gap: 12px;
}
.settings-group { display: flex; gap: 16px; flex-wrap: wrap; }
.setting-item { display: flex; align-items: center; gap: 6px; }
.setting-item label { font-size: 12px; color: var(--text-muted); }
.setting-item select, .setting-item input { 
    background: rgba(255,255,255,0.05); border: 1px solid var(--border-color); 
    padding: 6px 10px; border-radius: 4px; color: var(--text-primary); font-size: 13px;
}
.setting-item input { width: 60px; }
.setting-item input:focus, .setting-item select:focus { outline: none; border-color: var(--primary-color); }

.actions-group { display: flex; gap: 8px; flex-wrap: wrap; }

.btn-action { 
    padding: 8px 16px; 
    border-radius: var(--radius-md); 
    border: 1px solid var(--border-color); 
    background: rgba(255,255,255,0.05); 
    color: var(--text-secondary); 
    cursor: pointer; 
    font-size: 13px; 
    display: flex; 
    align-items: center; 
    gap: 6px;
    transition: 0.2s;
}
.btn-action:hover { background: rgba(255,255,255,0.1); color: var(--text-primary); }
.btn-action.btn-blue { background: var(--primary-light); border-color: var(--border-color-hover); color: var(--primary-color); }
.btn-action.btn-blue:hover { background: var(--border-color-hover); }

/* 结果区 */
.editor-container { display: flex; flex: 1; min-height: 0; overflow: hidden; }
.output-panel { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.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);
    flex-shrink: 0;
    display: flex; justify-content: space-between; align-items: center;
}

.result-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: 1.8;
    color: var(--text-primary);
    overflow: auto;
}
textarea::placeholder { color: var(--text-muted); }

/* 响应式 */
@media (max-width: 768px) {
    .toolbar { flex-direction: column; align-items: stretch; }
    .actions-group { justify-content: center; }
}