/* iOS风格域名跳转样式 */
:root {
    /* iOS颜色系统 */
    --ios-blue: #007AFF;
    --ios-gray-1: #8E8E93;
    --ios-gray-2: #AEAEB2;
    --ios-gray-3: #C7C7CC;
    --ios-gray-4: #D1D1D6;
    --ios-gray-5: #E5E5EA;
    --ios-gray-6: #F2F2F7;
    --ios-white: #FFFFFF;
    --ios-black: #000000;
    --ios-green: #34C759;
    --ios-indigo: #5856D6;
    --ios-orange: #FF9500;
    --ios-pink: #FF2D55;
    --ios-purple: #AF52DE;
    --ios-red: #FF3B30;
    --ios-teal: #5AC8FA;
    --ios-yellow: #FFCC00;
    
    /* 毛玻璃效果变量 */
    --blur-background: rgba(255, 255, 255, 0.8);
    --blur-border: rgba(255, 255, 255, 0.2);
    
    /* 阴影系统 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.16);
    
    /* 圆角系统 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    /* 动画速度 */
    --duration-fast: 0.2s;
    --duration-normal: 0.3s;
    --duration-slow: 0.5s;
    
    /* 字体大小 */
    --text-xs: 12px;
    --text-sm: 14px;
    --text-base: 16px;
    --text-lg: 18px;
    --text-xl: 20px;
    --text-2xl: 24px;
    --text-3xl: 30px;
    --text-4xl: 36px;
}

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

/* 页面基础 */
body.ios-theme {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', sans-serif;
    background: linear-gradient(135deg, #F2F2F7 0%, #E5E5EA 100%);
    color: var(--ios-black);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* iOS状态栏 */
.ios-status-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 44px;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    z-index: 1000;
    font-size: var(--text-sm);
    font-weight: 600;
}

.ios-status-bar-time {
    font-weight: 700;
}

.ios-status-bar-icons {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ios-signal,
.ios-wifi,
.ios-battery {
    font-size: var(--text-xs);
}

/* 主容器 */
.ios-container {
    max-width: 480px;
    margin: 44px auto 34px;
    padding: 20px;
    min-height: calc(100vh - 78px);
    position: relative;
}

/* iOS导航栏 */
.ios-navbar {
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    margin-bottom: 20px;
}

.ios-nav-button {
    width: 44px;
    height: 44px;
    border: none;
    background: transparent;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--duration-fast);
    color: var(--ios-blue);
}

.ios-nav-button:hover {
    background: rgba(0, 122, 255, 0.1);
}

.ios-nav-button:active {
    transform: scale(0.95);
}

.ios-nav-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--ios-black);
}

/* 内容区域 */
.ios-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* 动效头部 */
.ios-hero {
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, var(--ios-blue) 0%, var(--ios-indigo) 100%);
    border-radius: var(--radius-xl);
    color: white;
    position: relative;
    overflow: hidden;
}

.ios-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: float 20s linear infinite;
}

@keyframes float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.ios-hero-icon {
    margin-bottom: 20px;
}

.ios-icon-shape {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    backdrop-filter: blur(10px);
}

.ios-hero-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.ios-hero-subtitle {
    font-size: var(--text-lg);
    opacity: 0.9;
    font-weight: 400;
}

/* iOS卡片 */
.ios-card {
    background: var(--blur-background);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--blur-border);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.ios-card-header {
    padding: 16px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: var(--text-lg);
    font-weight: 600;
}

.ios-card-header .sf-symbol {
    font-size: 20px;
    color: var(--ios-blue);
}

.ios-card-content {
    padding: 20px;
}

/* iOS列表项 */
.ios-list-item {
    display: flex;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid var(--ios-gray-5);
}

.ios-list-item:last-child {
    border-bottom: none;
}

.ios-list-item-icon {
    width: 40px;
    height: 40px;
    background: var(--ios-gray-6);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 16px;
    color: var(--ios-blue);
}

.ios-list-item-content {
    flex: 1;
}

.ios-list-item-label {
    font-size: var(--text-sm);
    color: var(--ios-gray-1);
    margin-bottom: 4px;
}

.ios-list-item-value {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--ios-black);
}

.domain-from {
    color: var(--ios-blue);
}

.domain-to {
    color: var(--ios-green);
}

.ios-list-item-trailing {
    color: var(--ios-gray-2);
}

/* 箭头动画 */
.ios-arrow-animation {
    position: relative;
    height: 60px;
    margin: 10px 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.ios-arrow-line {
    position: absolute;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--ios-blue), var(--ios-green));
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.ios-arrow-head {
    position: absolute;
    z-index: 2;
    animation: bounce 1.5s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

.ios-arrow-head .sf-symbol {
    font-size: 24px;
    color: var(--ios-blue);
}

/* iOS进度条 */
.ios-progress {
    margin: 20px 0;
}

.ios-progress-track {
    height: 6px;
    background: var(--ios-gray-5);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: 12px;
}

.ios-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--ios-blue), var(--ios-green));
    border-radius: var(--radius-full);
    width: 0%;
    transition: width 1s linear;
}

.ios-progress-labels {
    display: flex;
    justify-content: space-between;
    font-size: var(--text-sm);
    color: var(--ios-gray-1);
}

/* 信息网格 */
.ios-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 24px;
}

.ios-info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--ios-gray-6);
    border-radius: var(--radius-md);
}

.ios-info-item .sf-symbol {
    font-size: 24px;
    color: var(--ios-blue);
}

.ios-info-content {
    flex: 1;
}

.ios-info-title {
    font-weight: 600;
    margin-bottom: 2px;
    color: var(--ios-black);
}

.ios-info-desc {
    font-size: var(--text-sm);
    color: var(--ios-gray-1);
}

/* 操作按钮 */
.ios-actions {
    display: flex;
    gap: 12px;
    margin: 20px 0;
}

.ios-button {
    flex: 1;
    height: 56px;
    border: none;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: var(--text-lg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-fast);
    padding: 0 24px;
}

.ios-button-primary {
    background: var(--ios-blue);
    color: white;
}

.ios-button-primary:hover {
    background: #0056CC;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.ios-button-primary:active {
    transform: translateY(0);
}

.ios-button-secondary {
    background: var(--ios-gray-6);
    color: var(--ios-black);
    border: 1px solid var(--ios-gray-4);
}

.ios-button-secondary:hover {
    background: var(--ios-gray-5);
    transform: translateY(-2px);
}

.ios-button-secondary:active {
    transform: translateY(0);
}

/* 详细信息 */
.ios-details {
    border: 1px solid var(--ios-gray-5);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--blur-background);
    backdrop-filter: saturate(180%) blur(20px);
}

.ios-details-summary {
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    list-style: none;
    cursor: pointer;
    font-weight: 600;
    color: var(--ios-black);
}

.ios-details-summary::-webkit-details-marker {
    display: none;
}

.ios-details-summary .chevron {
    transition: transform var(--duration-normal);
}

.ios-details[open] .chevron {
    transform: rotate(180deg);
}

.ios-details-content {
    padding: 0 20px 20px;
}

.ios-details-grid {
    display: grid;
    gap: 16px;
}

.ios-details-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--ios-gray-5);
}

.ios-details-item:last-child {
    border-bottom: none;
}

.ios-details-label {
    color: var(--ios-gray-1);
    font-size: var(--text-sm);
}

.ios-details-value {
    font-weight: 600;
    color: var(--ios-black);
}

.status-safe {
    color: var(--ios-green);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* iOS Home指示器 */
.ios-home-indicator {
    height: 34px;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--ios-black);
    mask: radial-gradient(circle at center, transparent 20%, black 20%);
    -webkit-mask: radial-gradient(circle at center, transparent 20%, black 20%);
    pointer-events: none;
}

/* 通知弹窗 */
.ios-notification {
    position: fixed;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--ios-black);
    color: white;
    padding: 16px 24px;
    border-radius: var(--radius-lg);
    opacity: 0;
    transition: all var(--duration-normal);
    z-index: 2000;
    box-shadow: var(--shadow-lg);
}

.ios-notification.show {
    transform: translateX(-50%) translateY(0);
    opacity: 0.95;
}

.ios-notification-content {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}

.ios-notification .sf-symbol {
    font-size: 20px;
}

/* SF Symbols样式 */
.sf-symbol {
    font-family: 'SF Pro Symbols', -apple-system, sans-serif;
    font-weight: 400;
    font-style: normal;
    display: inline-block;
    line-height: 1;
}

.sf-symbol.large {
    font-size: 32px;
}

/* 响应式设计 */
@media (max-width: 480px) {
    .ios-container {
        margin: 44px auto 34px;
        padding: 16px;
    }
    
    .ios-hero {
        padding: 30px 16px;
    }
    
    .ios-hero-title {
        font-size: var(--text-2xl);
    }
    
    .ios-actions {
        flex-direction: column;
    }
    
    .ios-info-grid {
        grid-template-columns: 1fr;
    }
}

/* 暗色模式支持 */
@media (prefers-color-scheme: dark) {
    :root {
        --ios-blue: #0A84FF;
        --ios-gray-1: #8E8E93;
        --ios-gray-2: #636366;
        --ios-gray-3: #48484A;
        --ios-gray-4: #3A3A3C;
        --ios-gray-5: #2C2C2E;
        --ios-gray-6: #1C1C1E;
        --ios-white: #000000;
        --ios-black: #FFFFFF;
        
        --blur-background: rgba(28, 28, 30, 0.8);
        --blur-border: rgba(255, 255, 255, 0.1);
    }
    
    body.ios-theme {
        background: linear-gradient(135deg, #000000 0%, #1C1C1E 100%);
    }
    
    .ios-status-bar {
        background: rgba(28, 28, 30, 0.8);
    }
    
    .ios-card {
        background: var(--blur-background);
    }
    
    .ios-info-item {
        background: var(--ios-gray-5);
    }
    
    .ios-button-secondary {
        background: var(--ios-gray-5);
        border-color: var(--ios-gray-4);
    }
}

/* 加载动画 */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.loading-shimmer {
    background: linear-gradient(90deg, 
        var(--ios-gray-5) 0%, 
        var(--ios-gray-4) 50%, 
        var(--ios-gray-5) 100%);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}