/* ==========================================
 * 现代悬浮胶囊顶栏 - 公共样式 (app-header.css)
 * ========================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

/* 现代悬浮顶栏 */
.modern-header {
    position: sticky;
    top: 12px;
    margin: 0 16px 20px 16px;
    height: 56px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 10px;
    z-index: 1000;
}

.header-title {
    font-size: 16px;
    font-weight: 600;
    color: #111827;
}

.header-btn {
    width: 42px;
    height: 42px;
    border: none;
    background: transparent;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #4b5563;
    transition: all 0.2s ease;
}

.header-btn:active {
    background: rgba(0, 0, 0, 0.05);
    transform: scale(0.92);
}

/* 常用/收藏激活状态 */
.fav-btn.active .material-symbols-outlined {
    color: #2563eb;
    font-variation-settings: 'FILL' 1;
}