/* ========================================
   User-Agent 解析工具样式
   ======================================== */

html, body { height: 100%; overflow: hidden; margin: 0; }
body { display: flex; align-items: center; justify-content: center; padding-top: 70px; }

.main-content {
    width: 100%; max-width: 800px; 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);
}

.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;
}

/* UA 显示 */
.ua-display { padding: 16px; background: rgba(0,0,0,0.2); border-bottom: 1px solid var(--border-color); position: relative; }
.ua-string {
    font-family: var(--font-mono); font-size: 13px; color: var(--text-secondary); line-height: 1.6;
    padding: 12px; background: rgba(255,255,255,0.03); border: 1px solid var(--border-color);
    border-radius: var(--radius-md); word-break: break-all; margin-bottom: 10px;
}
.ua-btn {
    padding: 6px 14px; 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: 12px; display: inline-flex; align-items: center; gap: 6px; transition: 0.2s;
}
.ua-btn:hover { background: var(--primary-light); color: var(--primary-color); }

/* 自定义解析 */
.ua-custom { padding: 16px; border-bottom: 1px solid var(--border-color); }
.ua-custom label { display: block; font-size: 12px; color: var(--text-muted); font-weight: 600; margin-bottom: 6px; }
.ua-input {
    width: 100%; padding: 10px 14px; background: rgba(255,255,255,0.05); border: 1px solid var(--border-color);
    border-radius: var(--radius-md); color: var(--text-primary); font-size: 14px; outline: none;
    font-family: var(--font-mono); margin-bottom: 8px;
}
.ua-input:focus { border-color: var(--primary-color); }
.ua-input::placeholder { color: var(--text-muted); }

/* 结果区 */
.ua-results { flex: 1; overflow-y: auto; padding: 0; }
.ua-result-grid { padding: 12px; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.ua-result-item { background: rgba(255,255,255,0.03); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 14px; }
.ua-result-icon { font-size: 24px; margin-bottom: 8px; }
.ua-result-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; margin-bottom: 4px; }
.ua-result-value { font-size: 15px; color: var(--text-primary); font-weight: 600; }
.ua-result-detail { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

@media (max-width: 600px) {
    .ua-result-grid { grid-template-columns: 1fr; }
}