/* ========================================
   URL 编解码工具样式
   ======================================== */

/* 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);
}

/* 顶部工具栏 */
.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: 10px;
}
.actions-left, .actions-right { display: flex; gap: 8px; }

.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-cyan { background: rgba(6, 182, 212, 0.2); border-color: rgba(6, 182, 212, 0.3); color: #22d3ee; }
.btn-action.btn-cyan:hover { background: rgba(6, 182, 212, 0.3); }
.btn-action.btn-purple { background: var(--primary-light); border-color: var(--border-color-hover); color: var(--primary-color); }
.btn-action.btn-purple:hover { background: var(--border-color-hover); }

/* 编辑器区域 */
.editor-container {
    display: flex;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}
.editor-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    position: relative;
}
.editor-panel:not(:last-child) { 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);
    flex-shrink: 0;
}

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;
    white-space: pre-wrap;
    word-break: break-all;
}
textarea::placeholder { color: var(--text-muted); }
textarea[readonly] { color: var(--text-secondary); background: rgba(0,0,0,0.1); }

/* 错误提示 */
.error-display {
    padding: 10px 16px;
    background: rgba(20, 184, 166, 0.1);
    color: var(--primary-color);
    border-top: 1px solid var(--primary-light);
    font-size: 13px;
    font-family: var(--font-mono);
    display: none;
    flex-shrink: 0;
    max-height: 40%;
    overflow-y: auto;
}
.error-display.active { display: block; }

/* 响应式 */
@media (max-width: 768px) {
    .editor-container { flex-direction: column; }
    .editor-panel:not(:last-child) { border-right: none; border-bottom: 1px solid var(--border-color); }
    .editor-panel { height: 50%; }
    .toolbar { flex-direction: column; align-items: stretch; }
    .actions-left, .actions-right { justify-content: space-between; }
}