/* animation.css - 额外的动画和特效样式 */

/* 波纹点击效果 */
.ripple-effect {
    position: absolute;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(2);
        opacity: 0;
    }
}

/* 按钮悬停效果 */
.btn-active {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* 页面加载进度指示器 */
.page-progress-indicator {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    z-index: 1000;
    width: 0;
    transition: width 0.2s ease;
}

/* 辅助功能面板拖动效果 */
.accessibility-panel {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.accessibility-panel.dragging {
    transition: none;
    cursor: move;
    box-shadow: var(--shadow-lg);
    opacity: 0.9;
}

.panel-header {
    padding: var(--spacing-sm);
    background-color: var(--primary-color);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    margin: calc(var(--spacing-md) * -1) calc(var(--spacing-md) * -1) var(--spacing-md);
    cursor: move;
}

.drag-handle {
    cursor: move;
}

/* 欢迎信息弹窗 */
.welcome-message {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s;
}

.welcome-message.show {
    opacity: 1;
    visibility: visible;
}

.welcome-content {
    background-color: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-lg);
    transform: translateY(30px);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.welcome-message.show .welcome-content {
    transform: translateY(0);
    opacity: 1;
}

.welcome-content h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.welcome-content p {
    margin-bottom: var(--spacing-lg);
}

.welcome-buttons {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* 页面加载过渡效果 */
body:before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: white;
    z-index: 9999;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.5s ease, visibility 0.5s;
}

body.loaded:before {
    opacity: 0;
    visibility: hidden;
}

/* 增强模块卡片交互 */
.module-card {
    cursor: pointer;
}

.module-card .btn-outline {
    position: relative;
    z-index: 10;
}

/* 增强视觉追踪 - 鼠标悬停追踪效果 */
.mouse-tracker {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--primary-color) 0%, rgba(58, 123, 213, 0) 70%);
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    opacity: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
}

.mouse-tracker.active {
    opacity: 0.5;
}

/* 滚动指示器 */
.scroll-indicator {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 100;
}

.scroll-indicator-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: rgba(58, 123, 213, 0.3);
    transition: all 0.3s ease;
}

.scroll-indicator-dot.active {
    background-color: var(--primary-color);
    transform: scale(1.5);
}

/* 背景梯度变化效果 */
.gradient-bg {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(58, 123, 213, 0.1), rgba(58, 96, 115, 0.1));
    z-index: -1;
    opacity: 0.5;
    transition: background 1s ease;
}

.scroll-up-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: white;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 100;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.scroll-up-button.visible {
    opacity: 1;
    transform: translateY(0);
}