/**
 * 🍎 Apple风格性能优化增强系统
 * 专门针对数字游民工具的性能和视觉效果优化
 * 
 * 特性：
 * - 真正的毛玻璃效果（backdrop-filter）
 * - GPU硬件加速优化
 * - 高性能动画和过渡
 * - Safari专门优化
 * - 内存使用优化
 * - 60fps流畅体验保证
 */

/* ===== CSS变量扩展 - 性能优化专用 ===== */
:root {
    /* 高级毛玻璃效果参数 */
    --glass-ultra-blur: blur(40px);
    --glass-medium-blur: blur(20px);
    --glass-light-blur: blur(10px);
    --glass-subtle-blur: blur(8px);
    --glass-micro-blur: blur(4px);
    
    /* 饱和度和亮度调整 */
    --glass-ultra-saturation: saturate(2.0) brightness(1.1);
    --glass-medium-saturation: saturate(1.8) brightness(1.05);
    --glass-light-saturation: saturate(1.6) brightness(1.02);
    --glass-subtle-saturation: saturate(1.4);
    
    /* 组合毛玻璃效果 */
    --glass-ultra: var(--glass-ultra-blur) var(--glass-ultra-saturation);
    --glass-medium: var(--glass-medium-blur) var(--glass-medium-saturation);
    --glass-light: var(--glass-light-blur) var(--glass-light-saturation);
    --glass-subtle: var(--glass-subtle-blur) var(--glass-subtle-saturation);
    --glass-micro: var(--glass-micro-blur);
    
    /* 高级阴影系统 */
    --shadow-glass: 
        0 8px 32px rgba(0, 0, 0, 0.12),
        0 4px 16px rgba(0, 0, 0, 0.08),
        0 2px 8px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.8),
        inset 0 0 0 0.5px rgba(255, 255, 255, 0.3);
        
    --shadow-elevated-glass:
        0 16px 48px rgba(0, 0, 0, 0.15),
        0 8px 24px rgba(0, 0, 0, 0.12),
        0 4px 12px rgba(0, 0, 0, 0.08),
        inset 0 2px 0 rgba(255, 255, 255, 0.9),
        inset 0 0 0 1px rgba(255, 255, 255, 0.4);
        
    /* 高性能贝塞尔曲线 */
    --bezier-ultra-smooth: cubic-bezier(0.23, 1, 0.32, 1);
    --bezier-apple-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --bezier-apple-swift: cubic-bezier(0.4, 0.0, 0.2, 1);
    --bezier-apple-decelerate: cubic-bezier(0.0, 0.0, 0.2, 1);
    --bezier-apple-anticipate: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* GPU加速层管理 */
    --gpu-composite: translateZ(0);
    --gpu-will-change: transform, opacity;
    --gpu-backface: hidden;
}

/* ===== GPU硬件加速基础优化 ===== */

/* 为关键元素启用硬件加速 */
.tool-card,
.btn-use-tool,
.tool-modal,
.tool-modal-content,
.tool-modal-header,
.navbar,
.apple-modal,
.apple-modal__container,
.apple-notification {
    will-change: var(--gpu-will-change) !important;
    transform: var(--gpu-composite) !important;
    backface-visibility: var(--gpu-backface) !important;
    -webkit-backface-visibility: var(--gpu-backface) !important;
    
    /* 强制创建新的合成层 */
    isolation: isolate !important;
}

/* 为动画元素优化合成层 */
.tool-card:hover,
.btn-use-tool:hover,
.tool-modal.modal-opening,
.apple-modal--entering,
.apple-notification--entering {
    contain: layout style paint !important;
    transform: var(--gpu-composite) translateY(-8px) scale(1.02) !important;
}

/* ===== 真正的Apple风格毛玻璃效果 ===== */

/* 主要工具卡片的超级毛玻璃效果 */
.tool-card {
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: var(--glass-medium) !important;
    -webkit-backdrop-filter: var(--glass-medium) !important;
    box-shadow: var(--shadow-glass) !important;
    
    /* Safari专门优化 */
    -webkit-transform: translateZ(0) !important;
    -webkit-font-smoothing: antialiased !important;
    -moz-osx-font-smoothing: grayscale !important;
}

/* 悬停时的增强毛玻璃效果 */
.tool-card:hover {
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: var(--glass-ultra) !important;
    -webkit-backdrop-filter: var(--glass-ultra) !important;
    box-shadow: var(--shadow-elevated-glass) !important;
    
    /* 高性能过渡 */
    transition: all 350ms var(--bezier-ultra-smooth) !important;
}

/* 模态框的高级毛玻璃效果 */
.tool-modal-content,
.apple-modal__container {
    background: rgba(248, 248, 248, 0.75) !important;
    backdrop-filter: var(--glass-ultra) !important;
    -webkit-backdrop-filter: var(--glass-ultra) !important;
    
    /* 多层阴影系统 */
    box-shadow: 
        0 32px 80px rgba(0, 0, 0, 0.15),
        0 16px 40px rgba(0, 0, 0, 0.12),
        0 8px 20px rgba(0, 0, 0, 0.08),
        0 4px 10px rgba(0, 0, 0, 0.04),
        inset 0 2px 0 rgba(255, 255, 255, 0.9),
        inset 0 0 0 1px rgba(255, 255, 255, 0.5) !important;
}

/* 模态框背景的深度毛玻璃效果 */
.tool-modal-overlay,
.apple-modal__backdrop {
    backdrop-filter: var(--glass-medium) !important;
    -webkit-backdrop-filter: var(--glass-medium) !important;
    background: rgba(0, 0, 0, 0.3) !important;
}

/* 导航栏的精细毛玻璃效果 */
.navbar {
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: var(--glass-light) !important;
    -webkit-backdrop-filter: var(--glass-light) !important;
    
    /* 边框渐变效果 */
    border-bottom: 0.5px solid rgba(0, 0, 0, 0.08) !important;
    
    /* Safari特殊处理 */
    -webkit-transform: translateZ(0) !important;
    -webkit-will-change: transform !important;
}

/* ===== 高性能Apple风格动画系统 ===== */

/* 工具卡片的春季动画 */
@keyframes apple-spring-entrance {
    0% {
        opacity: 0;
        transform: translateZ(0) translateY(30px) scale(0.95);
    }
    60% {
        transform: translateZ(0) translateY(-5px) scale(1.02);
    }
    80% {
        transform: translateZ(0) translateY(2px) scale(0.98);
    }
    100% {
        opacity: 1;
        transform: translateZ(0) translateY(0) scale(1);
    }
}

/* 模态框的高级弹入动画 */
@keyframes apple-modal-spring-in {
    0% {
        opacity: 0;
        transform: translateZ(0) scale(0.8) translateY(60px);
        filter: blur(10px);
    }
    50% {
        opacity: 0.8;
        transform: translateZ(0) scale(1.05) translateY(-10px);
        filter: blur(2px);
    }
    75% {
        transform: translateZ(0) scale(0.98) translateY(5px);
        filter: blur(0px);
    }
    100% {
        opacity: 1;
        transform: translateZ(0) scale(1) translateY(0);
        filter: blur(0px);
    }
}

/* 按钮的Apple风格按压反馈 */
@keyframes apple-button-press {
    0% { 
        transform: translateZ(0) translateY(-2px) scale(1.02); 
    }
    50% { 
        transform: translateZ(0) translateY(1px) scale(0.96); 
    }
    100% { 
        transform: translateZ(0) translateY(-1px) scale(1.01); 
    }
}

/* 通知的滑入动画 */
@keyframes apple-notification-slide-in {
    0% {
        opacity: 0;
        transform: translateZ(0) translateX(100%) scale(0.9);
        filter: blur(5px);
    }
    60% {
        opacity: 0.9;
        transform: translateZ(0) translateX(-10px) scale(1.05);
        filter: blur(1px);
    }
    100% {
        opacity: 1;
        transform: translateZ(0) translateX(0) scale(1);
        filter: blur(0px);
    }
}

/* ===== 应用高性能动画 ===== */

.tool-card {
    animation: apple-spring-entrance 0.8s var(--bezier-apple-spring) both !important;
}

.tool-modal-content,
.apple-modal__container {
    animation: apple-modal-spring-in 0.6s var(--bezier-apple-spring) both !important;
}

.btn-use-tool:active {
    animation: apple-button-press 0.2s var(--bezier-apple-swift) !important;
}

.apple-notification {
    animation: apple-notification-slide-in 0.5s var(--bezier-ultra-smooth) both !important;
}

/* ===== Safari专门优化 ===== */

/* Safari毛玻璃效果增强 */
@supports (-webkit-backdrop-filter: blur(1px)) {
    .tool-card,
    .tool-modal-content,
    .apple-modal__container {
        -webkit-backdrop-filter: var(--glass-ultra) !important;
    }
    
    .navbar {
        -webkit-backdrop-filter: var(--glass-light) !important;
    }
    
    .tool-modal-overlay,
    .apple-modal__backdrop {
        -webkit-backdrop-filter: var(--glass-medium) !important;
    }
}

/* Safari滚动优化 */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    .tool-modal-body,
    .apple-modal__body {
        -webkit-overflow-scrolling: touch !important;
        overflow-scrolling: touch !important;
        
        /* 弹性滚动效果 */
        -webkit-scroll-behavior: smooth !important;
        scroll-behavior: smooth !important;
    }
}

/* Safari动画优化 */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    .tool-card,
    .btn-use-tool,
    .tool-modal-content {
        -webkit-transform-style: preserve-3d !important;
        -webkit-perspective: 1000px !important;
    }
}

/* ===== 深色模式的高级毛玻璃效果 ===== */

[data-theme="dark"] .tool-card {
    background: rgba(44, 44, 46, 0.8) !important;
    backdrop-filter: var(--glass-medium) !important;
    -webkit-backdrop-filter: var(--glass-medium) !important;
    
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.4),
        0 4px 16px rgba(0, 0, 0, 0.3),
        0 2px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        inset 0 0 0 0.5px rgba(255, 255, 255, 0.05) !important;
}

[data-theme="dark"] .tool-card:hover {
    background: rgba(58, 58, 60, 0.85) !important;
    backdrop-filter: var(--glass-ultra) !important;
    -webkit-backdrop-filter: var(--glass-ultra) !important;
    
    box-shadow: 
        0 16px 48px rgba(0, 0, 0, 0.5),
        0 8px 24px rgba(0, 0, 0, 0.4),
        0 4px 12px rgba(0, 0, 0, 0.3),
        inset 0 2px 0 rgba(255, 255, 255, 0.15),
        inset 0 0 0 1px rgba(255, 255, 255, 0.08) !important;
}

[data-theme="dark"] .tool-modal-content,
[data-theme="dark"] .apple-modal__container {
    background: rgba(28, 28, 30, 0.75) !important;
    backdrop-filter: var(--glass-ultra) !important;
    -webkit-backdrop-filter: var(--glass-ultra) !important;
    
    box-shadow: 
        0 32px 80px rgba(0, 0, 0, 0.6),
        0 16px 40px rgba(0, 0, 0, 0.4),
        0 8px 20px rgba(0, 0, 0, 0.3),
        inset 0 2px 0 rgba(255, 255, 255, 0.1),
        inset 0 0 0 1px rgba(255, 255, 255, 0.05) !important;
}

[data-theme="dark"] .navbar {
    background: rgba(44, 44, 46, 0.8) !important;
    backdrop-filter: var(--glass-light) !important;
    -webkit-backdrop-filter: var(--glass-light) !important;
    border-bottom-color: rgba(99, 99, 102, 0.2) !important;
}

/* ===== 高性能内存优化 ===== */

/* 限制重绘区域 */
.tool-card,
.tool-modal-content,
.apple-modal__container {
    contain: layout style paint !important;
}

/* 优化合成层使用 */
.tool-card:not(:hover) {
    will-change: auto !important; /* 不悬停时释放GPU资源 */
}

.tool-card:hover {
    will-change: transform, opacity !important; /* 悬停时启用GPU */
}

/* 延迟加载优化 */
.tool-card[data-loaded="false"] {
    background: var(--system-gray-1) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    
    /* 骨架屏效果 */
    position: relative !important;
    overflow: hidden !important;
}

.tool-card[data-loaded="false"]::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: -100% !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.4) 50%,
        transparent 100%
    ) !important;
    animation: skeleton-loading 1.5s infinite !important;
}

@keyframes skeleton-loading {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* ===== 响应式毛玻璃优化 ===== */

/* 高性能设备 - 启用完整效果 */
@media (min-resolution: 2dppx) and (min-width: 1024px) {
    .tool-card {
        backdrop-filter: var(--glass-ultra) !important;
        -webkit-backdrop-filter: var(--glass-ultra) !important;
    }
}

/* 中等性能设备 - 适度效果 */
@media (max-width: 1023px) and (min-width: 768px) {
    .tool-card {
        backdrop-filter: var(--glass-medium) !important;
        -webkit-backdrop-filter: var(--glass-medium) !important;
    }
}

/* 低性能设备 - 基础效果 */
@media (max-width: 767px) {
    .tool-card {
        backdrop-filter: var(--glass-light) !important;
        -webkit-backdrop-filter: var(--glass-light) !important;
    }
    
    /* 减少阴影复杂度 */
    .tool-card {
        box-shadow: 
            0 4px 16px rgba(0, 0, 0, 0.1),
            0 2px 8px rgba(0, 0, 0, 0.06),
            inset 0 1px 0 rgba(255, 255, 255, 0.8) !important;
    }
}

/* ===== 性能监控和自适应优化 ===== */

/* 检测减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
    .tool-card,
    .tool-modal-content,
    .btn-use-tool,
    .apple-notification {
        animation-duration: 0.1s !important;
        transition-duration: 0.1s !important;
    }
    
    /* 保留毛玻璃效果，但移除动画 */
    .tool-card:hover {
        transition: none !important;
        animation: none !important;
    }
}

/* 低功耗模式优化 */
@media (prefers-reduced-data: reduce) {
    .tool-card {
        backdrop-filter: var(--glass-subtle) !important;
        -webkit-backdrop-filter: var(--glass-subtle) !important;
    }
    
    .tool-modal-content {
        backdrop-filter: var(--glass-medium) !important;
        -webkit-backdrop-filter: var(--glass-medium) !important;
    }
}

/* ===== 浏览器兼容性降级 ===== */

/* Firefox降级处理 */
@-moz-document url-prefix() {
    .tool-card {
        background: rgba(255, 255, 255, 0.95) !important;
        backdrop-filter: none !important;
        border: 0.5px solid rgba(0, 0, 0, 0.08) !important;
    }
    
    [data-theme="dark"] .tool-card {
        background: rgba(58, 58, 60, 0.95) !important;
        border-color: rgba(99, 99, 102, 0.2) !important;
    }
}

/* 不支持backdrop-filter的浏览器 */
@supports not (backdrop-filter: blur(1px)) {
    .tool-card,
    .tool-modal-content,
    .navbar {
        background: rgba(255, 255, 255, 0.98) !important;
        border: 0.5px solid rgba(0, 0, 0, 0.08) !important;
    }
    
    [data-theme="dark"] .tool-card,
    [data-theme="dark"] .tool-modal-content,
    [data-theme="dark"] .navbar {
        background: rgba(58, 58, 60, 0.98) !important;
        border-color: rgba(99, 99, 102, 0.2) !important;
    }
    
    .tool-modal-overlay {
        background: rgba(0, 0, 0, 0.6) !important;
    }
}

/* ===== 最终的一致性检查 ===== */

/* 确保所有关键元素都有正确的合成层 */
.tool-card,
.tool-modal,
.apple-modal,
.navbar,
.btn-use-tool {
    /* 强制GPU合成 */
    transform: translateZ(0) !important;
    /* 优化渲染性能 */
    contain: layout style !important;
    /* 防止不必要的重绘 */
    isolation: isolate !important;
}

/* 确保动画的流畅性 */
.tool-card,
.tool-modal-content,
.apple-modal__container {
    /* 60fps保证 */
    animation-fill-mode: both !important;
    animation-timing-function: var(--bezier-ultra-smooth) !important;
}

/* 内存清理辅助 */
.tool-card:not(.visible) {
    content-visibility: auto !important;
    contain-intrinsic-size: 320px 400px !important;
}