/* 自定义样式 - 补充Tailwind CSS */

/* 全局样式 */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    line-height: 1.6;
    background: #f9fafb;
}

/* 自定义scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* 文件拖拽区域样式 - 增强视觉效果 */
#fileDropZone {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

#fileDropZone::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: left 0.6s;
}

#fileDropZone:hover::before {
    left: 100%;
}

#fileDropZone.drag-over {
    border-color: #3b82f6 !important;
    background: linear-gradient(135deg, #dbeafe 0%, #eff6ff 100%) !important;
    transform: scale(1.02);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.15);
}

/* 按钮增强效果 */
button {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

button:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

button:active:not(:disabled) {
    transform: translateY(0);
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 按钮加载效果 */
button.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* 卡片悬停效果 */
.bg-white {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.bg-white:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

/* 文件项样式 */
.file-item {
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.file-item:hover {
    background: #f8fafc;
    border-color: #e2e8f0;
    transform: translateX(4px);
}

/* 进度条样式 */
.progress-bar {
    background: linear-gradient(90deg, #10b981, #059669);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* 状态指示器增强 */
.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 8px;
    position: relative;
}

.status-connected {
    background: #10b981;
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
}

.status-connecting {
    background: #f59e0b;
    animation: pulse-status 2s infinite;
}

.status-disconnected {
    background: #ef4444;
}

@keyframes pulse-status {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.2);
    }
}

/* 输入框增强 */
input[type="text"], input[type="file"] {
    transition: all 0.2s ease;
}

input[type="text"]:focus {
    transform: translateY(-1px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

/* 取件码显示增强 */
#pickupCodeDisplay {
    position: relative;
    background: linear-gradient(135deg, #10b981, #059669);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 微交互和动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse-slow {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-down {
    animation: fadeInDown 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-in-right {
    animation: slideInRight 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-in-left {
    animation: slideInLeft 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.scale-in {
    animation: scaleIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 页面加载动画 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 悬停时的微妙变化 */
.hover-lift {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* 点击反馈 */
.click-feedback {
    position: relative;
    overflow: hidden;
}

.click-feedback::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.click-feedback:active::after {
    width: 300px;
    height: 300px;
}

/* 渐变文字效果 */
.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 成功/错误提示动画增强 */
@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0,0,0);
    }
    40%, 43% {
        transform: translate3d(0, -20px, 0);
    }
    70% {
        transform: translate3d(0, -10px, 0);
    }
    90% {
        transform: translate3d(0, -4px, 0);
    }
}

.success-bounce {
    animation: bounce 1s ease;
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-8px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(8px);
    }
}

.error-shake {
    animation: shake 0.5s ease-in-out;
}

/* 加载状态增强 */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes loading-dots {
    0%, 20% {
        color: rgba(0, 0, 0, 0.4);
        text-shadow: 0.25em 0 0 rgba(0, 0, 0, 0.2),
                     0.5em 0 0 rgba(0, 0, 0, 0.2);
    }
    40% {
        color: rgba(0, 0, 0, 1);
        text-shadow: 0.25em 0 0 rgba(0, 0, 0, 0.4),
                     0.5em 0 0 rgba(0, 0, 0, 0.2);
    }
    60% {
        text-shadow: 0.25em 0 0 rgba(0, 0, 0, 1),
                     0.5em 0 0 rgba(0, 0, 0, 0.4);
    }
    80%, 100% {
        text-shadow: 0.25em 0 0 rgba(0, 0, 0, 1),
                     0.5em 0 0 rgba(0, 0, 0, 1);
    }
}

.loading-dots::after {
    content: '...';
    animation: loading-dots 1.4s infinite;
}

/* 卡片阴影层次 */
.shadow-soft {
    box-shadow: 0 2px 15px -3px rgba(0, 0, 0, 0.07), 0 10px 20px -2px rgba(0, 0, 0, 0.04);
}

.shadow-medium {
    box-shadow: 0 4px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.shadow-strong {
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.25);
}

/* 焦点状态增强 */
.focus-ring {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.focus-ring:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    border-color: #3b82f6;
}

/* 连接状态指示器 */
.connection-pulse {
    position: relative;
}

.connection-pulse::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.3;
    transform: translate(-50%, -50%);
    animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0.3;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.4);
        opacity: 0;
    }
}

/* 响应式设计优化 */
@media (max-width: 640px) {
    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
    
    .lg\\:grid-cols-2 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .text-3xl {
        font-size: 1.75rem;
        line-height: 2rem;
    }
    
    .text-2xl {
        font-size: 1.25rem;
        line-height: 1.75rem;
    }
    
    .text-xl {
        font-size: 1.125rem;
        line-height: 1.75rem;
    }
    
    .px-6 {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .py-6 {
        padding-top: 1rem;
        padding-bottom: 1rem;
    }
    
    .px-4 {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
    
    .py-4 {
        padding-top: 0.75rem;
        padding-bottom: 0.75rem;
    }
    
    #fileDropZone {
        padding: 1.5rem 1rem;
    }
    
    .rounded-2xl {
        border-radius: 1rem;
    }
    
    .rounded-xl {
        border-radius: 0.75rem;
    }
    
    /* 移动端按钮优化 */
    button {
        min-height: 44px;
        touch-action: manipulation;
    }
    
    /* 移动端输入框优化 */
    input[type="text"] {
        font-size: 16px; /* 防止iOS Safari缩放 */
        min-height: 44px;
    }
    
    /* 移动端文件项优化 */
    .file-item {
        padding: 1rem;
    }
    
    .file-item .w-10 {
        width: 2.5rem;
        height: 2.5rem;
    }
    
    .file-item .w-12 {
        width: 2.5rem;
        height: 2.5rem;
    }
    
    /* 移动端进度条优化 */
    #transferProgress .px-6 {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    /* 移动端通知优化 */
    .notification {
        left: 1rem;
        right: 1rem;
        top: 1rem;
        width: auto;
        transform: translateY(-100%);
    }
    
    .notification.show {
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .max-w-6xl {
        max-width: 100%;
    }
    
    .grid.lg\\:grid-cols-2 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    #transferProgress {
        margin-top: 1.5rem;
    }
    
    /* 平板端优化 */
    .text-3xl {
        font-size: 2rem;
        line-height: 2.25rem;
    }
}

/* 大屏幕优化 */
@media (min-width: 1280px) {
    .max-w-6xl {
        max-width: 80rem;
    }
    
    .container {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    body {
        background: #111827;
        color: #f9fafb;
    }
    
    .bg-gray-50 {
        background: #111827;
    }
    
    .bg-white {
        background: #1f2937;
        color: #f9fafb;
    }
    
    .text-gray-600 {
        color: #d1d5db;
    }
    
    .text-gray-700 {
        color: #f3f4f6;
    }
    
    .text-gray-900 {
        color: #f9fafb;
    }
    
    .border-gray-100 {
        border-color: #374151;
    }
    
    .border-gray-200 {
        border-color: #4b5563;
    }
    
    .border-gray-300 {
        border-color: #6b7280;
    }
    
    input[type="text"] {
        background: #374151;
        color: #f9fafb;
        border-color: #4b5563;
    }
    
    input[type="text"]:focus {
        border-color: #10b981;
        background: #1f2937;
    }
    
    #fileDropZone {
        background: #1f2937;
        border-color: #4b5563;
    }
    
    #fileDropZone:hover {
        background: #374151;
        border-color: #6b7280;
    }
}

/* 打印样式优化 */
@media print {
    body {
        background: white !important;
        color: black !important;
    }
    
    .bg-white, .bg-gray-50 {
        background: white !important;
        box-shadow: none !important;
    }
    
    button, .no-print {
        display: none !important;
    }
    
    .rounded-2xl {
        border-radius: 0;
        border: 1px solid #ccc;
    }
}

/* 高对比度支持 */
@media (prefers-contrast: high) {
    button {
        border: 2px solid currentColor;
        font-weight: bold;
    }
    
    .border {
        border-width: 2px;
    }
    
    input[type="text"] {
        border-width: 2px;
    }
    
    #fileDropZone {
        border-width: 3px;
    }
}

/* 减少动画支持 */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .fade-in-up, .fade-in-down, .slide-in-right, .slide-in-left {
        animation: none !important;
    }
}

/* 辅助功能增强 */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* Focus可见性增强 */
button:focus-visible,
input:focus-visible,
details:focus-visible {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* 高分辨率屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .status-indicator {
        border-radius: 50%;
        background-clip: padding-box;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    button {
        min-height: 44px;
        min-width: 44px;
    }
    
    input[type="text"] {
        font-size: 16px; /* 防止iOS缩放 */
    }
    
    .hover\\:bg-blue-600:hover {
        background-color: #2563eb;
    }
}

/* 工具提示样式增强 */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background: #1f2937;
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 1000;
}

.tooltip::before {
    content: '';
    position: absolute;
    bottom: 115%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #1f2937;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.tooltip:hover::after,
.tooltip:hover::before {
    opacity: 1;
    visibility: visible;
}

/* 加载状态样式 */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* 通知样式 */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
    padding: 1rem 1.5rem;
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-left: 4px solid #10b981;
}

.notification.error {
    border-left: 4px solid #ef4444;
}

.notification.warning {
    border-left: 4px solid #f59e0b;
}

.notification.info {
    border-left: 4px solid #3b82f6;
}

/* 自定义选择样式 */
::selection {
    background: #3b82f6;
    color: white;
}

::-moz-selection {
    background: #3b82f6;
    color: white;
}

/* 代码块样式优化 */
pre, code {
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', 'Source Code Pro', monospace;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

pre {
    padding: 1rem;
    overflow-x: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
    line-height: 1.5;
}

/* 标签页样式 */
.tab-button {
    position: relative;
    transition: all 0.3s ease;
}

.tab-button::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: currentColor;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.tab-button.active::after {
    transform: scaleX(1);
}

.tab-button:hover {
    transform: translateY(-1px);
}

.tab-content {
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.tab-content.active {
    opacity: 1;
    transform: translateY(0);
}

.tab-content.hidden {
    display: none !important;
}

/* 标签页切换动画 */
@keyframes tab-slide-in {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.tab-content.active {
    animation: tab-slide-in 0.3s ease;
}

/* 取件码点击效果 */
#pickupCodeDisplay, #pickupLinkDisplay {
    cursor: pointer;
    transition: all 0.2s ease;
}

#pickupCodeDisplay:hover, #pickupLinkDisplay:hover {
    background: rgba(34, 197, 94, 0.1);
    transform: scale(1.02);
}

/* 成功反馈动画 */
.success-bounce {
    animation: success-bounce 0.6s ease;
    color: #16a34a !important;
}

@keyframes success-bounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* 紧凑布局优化 */
.text-xs {
    font-size: 0.75rem;
    line-height: 1rem;
}

/* 选择文本样式 */
.select-all {
    user-select: all;
}

/* 固定Header样式 */
.fixed {
    position: fixed;
}

.backdrop-blur-sm {
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.bg-white\/95 {
    background-color: rgba(255, 255, 255, 0.95);
}

.z-50 {
    z-index: 50;
}

/* 主内容区域顶部边距 */
.pt-20 {
    padding-top: 5rem;
}

/* Header动画 */
.fixed-header {
    transition: all 0.3s ease;
}

/* 页面滚动时Header阴影 */
.header-shadow {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}