/* ============================================
   iOS Glassmorphism Pro Max - 首页专属样式
   晴辰天下官网
   ============================================ */

/* ============================================
   Hero 区域
   ============================================ */

.ios-home-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--ios-bg-gradient);
}

/* 必应壁纸背景 */
.ios-home-hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease;
    z-index: 0;
    filter: blur(3px);
    transform: scale(1.02);
}

.ios-home-hero-bg.loaded {
    opacity: 1;
}

.ios-home-hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(242, 242, 247, 0.3) 0%,
        rgba(242, 242, 247, 0.6) 50%,
        rgba(242, 242, 247, 0.9) 100%
    );
    backdrop-filter: blur(2px);
    z-index: 1;
}

[data-theme="dark"] .ios-home-hero-bg::after {
    background: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.5) 0%,
        rgba(0, 0, 0, 0.75) 50%,
        rgba(28, 28, 30, 0.95) 100%
    );
}

/* 动态网格 Canvas */
.ios-home-hero-grid {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}

/* 必应版权 */
.ios-home-hero-copyright {
    position: absolute;
    bottom: var(--ios-space-6);
    right: var(--ios-space-8);
    font-size: var(--ios-text-xs);
    color: var(--ios-text-tertiary);
    z-index: 2;
    max-width: 280px;
    text-align: right;
    opacity: 0.6;
}

/* Hero 内容 */
.ios-home-hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 800px;
    padding: var(--ios-space-8);
}

/* Logo */
.ios-home-hero-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--ios-space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ios-glass-white-medium);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--ios-border-light);
    border-radius: var(--ios-radius-xl);
    box-shadow: var(--ios-shadow-lg);
}

.ios-home-hero-logo img {
    max-width: 60px;
    max-height: 60px;
}

.ios-home-hero-logo span {
    font-size: var(--ios-text-3xl);
    font-weight: var(--ios-font-bold);
    background: var(--ios-primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 标题 */
.ios-home-hero-title {
    font-size: var(--ios-text-5xl);
    font-weight: var(--ios-font-bold);
    color: var(--ios-text-primary);
    margin-bottom: var(--ios-space-4);
    line-height: var(--ios-leading-tight);
    letter-spacing: -0.02em;
}

/* 文字逐字显现动画 */
.ios-home-hero-title.text-reveal .char {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    animation: ios-fadeInUp 0.5s var(--ios-ease-out) forwards;
}

/* 副标题/口号 */
.ios-home-hero-slogan {
    font-size: var(--ios-text-xl);
    color: var(--ios-text-secondary);
    margin-bottom: var(--ios-space-6);
    font-weight: var(--ios-font-medium);
}

/* 分隔线 */
.ios-home-hero-divider {
    width: 60px;
    height: 3px;
    background: var(--ios-primary-gradient);
    margin: 0 auto var(--ios-space-6);
    border-radius: var(--ios-radius-pill);
}

/* 描述 */
.ios-home-hero-desc {
    font-size: var(--ios-text-lg);
    color: var(--ios-text-tertiary);
    line-height: var(--ios-leading-relaxed);
    margin-bottom: var(--ios-space-8);
}

/* Hero 按钮组 */
.ios-home-hero-actions {
    display: flex;
    gap: var(--ios-space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* 滚动提示 */
.ios-home-hero-scroll {
    position: absolute;
    bottom: var(--ios-space-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--ios-space-2);
    color: var(--ios-text-tertiary);
    font-size: var(--ios-text-sm);
    cursor: pointer;
    z-index: 3;
    opacity: 0.7;
    transition: opacity var(--ios-duration-fast) var(--ios-ease-out);
}

.ios-home-hero-scroll:hover {
    opacity: 1;
}

.ios-home-hero-scroll::after {
    content: '';
    width: 20px;
    height: 30px;
    border: 2px solid currentColor;
    border-radius: 10px;
    position: relative;
}

.ios-home-hero-scroll::before {
    content: '';
    width: 4px;
    height: 8px;
    background: currentColor;
    border-radius: 2px;
    position: absolute;
    bottom: var(--ios-space-8);
    animation: ios-scrollBounce 1.5s ease-in-out infinite;
}

@keyframes ios-scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(10px); opacity: 0.3; }
}

/* ============================================
   Section 通用样式
   ============================================ */

.ios-home-section {
    padding: var(--ios-space-20) 0;
    position: relative;
    z-index: 5;
    background: var(--ios-bg-primary);
}

.ios-home-section-header {
    text-align: center;
    margin-bottom: var(--ios-space-12);
}

.ios-home-section-tag {
    display: inline-block;
    padding: var(--ios-space-1) var(--ios-space-4);
    background: var(--ios-info-bg);
    color: var(--ios-primary);
    font-size: var(--ios-text-sm);
    font-weight: var(--ios-font-medium);
    border-radius: var(--ios-radius-pill);
    margin-bottom: var(--ios-space-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.ios-home-section-title {
    font-size: var(--ios-text-4xl);
    font-weight: var(--ios-font-bold);
    color: var(--ios-text-primary);
    margin-bottom: var(--ios-space-4);
    line-height: var(--ios-leading-tight);
}

.ios-home-section-line {
    width: 60px;
    height: 3px;
    background: var(--ios-primary-gradient);
    margin: 0 auto;
    border-radius: var(--ios-radius-pill);
}

.ios-home-section-footer {
    text-align: center;
    margin-top: var(--ios-space-8);
}

/* ============================================
   产品区域
   ============================================ */

.ios-home-products {
    background: var(--ios-bg-primary);
}

.ios-home-products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ios-space-6);
    max-width: var(--ios-container-xl);
    margin: 0 auto;
    padding: 0 var(--ios-space-6);
}

/* 产品数量自适应 */
.ios-home-products-grid.products-1,
.ios-home-products-grid.products-2 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px;
}

.ios-home-products-grid.products-1 {
    grid-template-columns: 1fr;
    max-width: 400px;
}

/* 产品卡片 - iOS 玻璃拟态 */
.ios-product-card {
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.95) 0%,
        rgba(255, 255, 255, 0.8) 100%
    );
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: var(--ios-radius-xl);
    overflow: hidden;
    box-shadow: 
        0 4px 24px rgba(0, 0, 0, 0.06),
        0 1px 2px rgba(0, 0, 0, 0.04),
        inset 0 1px 1px rgba(255, 255, 255, 0.9);
    transition: 
        transform var(--ios-duration-normal) var(--ios-ease-spring),
        box-shadow var(--ios-duration-normal) var(--ios-ease-out);
}

.ios-product-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 
        0 24px 50px rgba(0, 122, 255, 0.15),
        0 8px 20px rgba(0, 0, 0, 0.1),
        inset 0 1px 2px rgba(255, 255, 255, 1);
}

/* 暗色模式 */
[data-theme="dark"] .ios-product-card {
    background: linear-gradient(
        145deg,
        rgba(44, 44, 46, 0.95) 0%,
        rgba(44, 44, 46, 0.8) 100%
    );
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 
        0 4px 24px rgba(0, 0, 0, 0.4),
        inset 0 1px 1px rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .ios-product-card:hover {
    box-shadow: 
        0 24px 50px rgba(10, 132, 255, 0.2),
        inset 0 1px 2px rgba(255, 255, 255, 0.1);
}

.ios-product-card-image {
    position: relative;
    height: 180px;
    background: var(--ios-bg-secondary);
    overflow: hidden;
}

.ios-product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--ios-duration-slow) var(--ios-ease-out);
}

.ios-product-card:hover .ios-product-card-image img {
    transform: scale(1.05);
}

.ios-product-card-image.placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
}

.ios-product-card-image.placeholder::after {
    content: '📦';
    font-size: 48px;
    opacity: 0.3;
}

.ios-product-card-content {
    padding: var(--ios-space-5);
}

.ios-product-card-content h3 {
    font-size: var(--ios-text-lg);
    font-weight: var(--ios-font-semibold);
    color: var(--ios-text-primary);
    margin-bottom: var(--ios-space-2);
}

.ios-product-card-content p {
    font-size: var(--ios-text-sm);
    color: var(--ios-text-secondary);
    line-height: var(--ios-leading-relaxed);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--ios-space-4);
}

.ios-product-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--ios-space-4);
    font-size: var(--ios-text-sm);
}

.ios-product-card-version {
    padding: var(--ios-space-1) var(--ios-space-2);
    background: var(--ios-success-bg);
    color: var(--ios-success);
    border-radius: var(--ios-radius-sm);
    font-weight: var(--ios-font-medium);
}

.ios-product-card-source {
    display: flex;
    align-items: center;
    gap: var(--ios-space-1);
    color: var(--ios-text-tertiary);
    text-decoration: none;
    transition: color var(--ios-duration-fast) var(--ios-ease-out);
}

.ios-product-card-source:hover {
    color: var(--ios-primary);
}

.ios-product-card-source svg {
    width: 16px;
    height: 16px;
}

.ios-product-card-action {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--ios-space-2);
    padding: var(--ios-space-3);
    background: var(--ios-primary-gradient);
    color: white;
    text-decoration: none;
    border-radius: var(--ios-radius-md);
    font-weight: var(--ios-font-medium);
    transition: 
        transform var(--ios-duration-fast) var(--ios-ease-out),
        box-shadow var(--ios-duration-fast) var(--ios-ease-out);
}

.ios-product-card-action:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--ios-primary-glow);
}

.ios-product-card-action svg {
    width: 16px;
    height: 16px;
}

/* 授权平台入口卡片 */
.ios-product-auth-platform {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--ios-space-12);
    text-align: center;
    background: var(--ios-glass-white-light);
    backdrop-filter: blur(16px) saturate(150%);
    border: 1px solid var(--ios-border-medium);
    border-radius: var(--ios-radius-xl);
}

.ios-product-auth-platform-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ios-info-bg);
    border-radius: 50%;
    margin-bottom: var(--ios-space-6);
}

.ios-product-auth-platform-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--ios-primary);
}

.ios-product-auth-platform h3 {
    font-size: var(--ios-text-2xl);
    font-weight: var(--ios-font-semibold);
    color: var(--ios-text-primary);
    margin-bottom: var(--ios-space-2);
}

.ios-product-auth-platform p {
    font-size: var(--ios-text-base);
    color: var(--ios-text-secondary);
    margin-bottom: var(--ios-space-6);
    max-width: 400px;
}

/* 骨架屏 */
.ios-skeleton-card {
    height: 320px;
    background: linear-gradient(
        90deg,
        var(--ios-bg-secondary) 25%,
        var(--ios-bg-tertiary) 50%,
        var(--ios-bg-secondary) 75%
    );
    background-size: 200% 100%;
    animation: ios-shimmer 1.5s ease-in-out infinite;
    border-radius: var(--ios-radius-lg);
}

/* ============================================
   服务区域
   ============================================ */

.ios-home-services {
    background: transparent;
}

.ios-home-services-grid {
    display: flex;
    flex-direction: column;
    gap: var(--ios-space-6);
    max-width: var(--ios-container-xl);
    margin: 0 auto;
    padding: 0 var(--ios-space-6);
}

/* 覆盖旧的 home.css 灰色边框样式 */
.ios-home-services-grid.home-services-grid {
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
}

.ios-home-services-row-first.home-services-row-first,
.ios-home-services-row-second.home-services-row-second {
    gap: var(--ios-space-6) !important;
}

.ios-home-services-row {
    display: grid;
    gap: var(--ios-space-6);
}

.ios-home-services-row-first {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--ios-space-6);
}

.ios-home-services-row-second {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--ios-space-6);
}

/* 服务卡片 - iOS 玻璃拟态高级版 */
.ios-service-item {
    position: relative;
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.9) 0%,
        rgba(255, 255, 255, 0.7) 100%
    );
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--ios-radius-xl);
    padding: var(--ios-space-8);
    overflow: hidden;
    box-shadow: 
        0 4px 24px rgba(0, 0, 0, 0.06),
        0 1px 2px rgba(0, 0, 0, 0.04),
        inset 0 1px 1px rgba(255, 255, 255, 0.8);
    transition: 
        transform var(--ios-duration-normal) var(--ios-ease-spring),
        box-shadow var(--ios-duration-normal) var(--ios-ease-out),
        border-color var(--ios-duration-normal) var(--ios-ease-out);
}

/* 卡片顶部渐变边框 */
.ios-service-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--ios-primary-gradient);
    opacity: 0;
    transition: opacity var(--ios-duration-normal) var(--ios-ease-out);
}

.ios-service-item:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 
        0 20px 50px rgba(0, 122, 255, 0.15),
        0 8px 20px rgba(0, 0, 0, 0.08),
        inset 0 1px 1px rgba(255, 255, 255, 0.9);
    border-color: rgba(0, 122, 255, 0.3);
}

.ios-service-item:hover::before {
    opacity: 1;
}

/* 特色卡片 - 更大更醒目 */
.ios-service-item.featured {
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.95) 0%,
        rgba(240, 245, 255, 0.9) 100%
    );
    box-shadow: 
        0 8px 32px rgba(0, 122, 255, 0.1),
        0 2px 8px rgba(0, 0, 0, 0.05),
        inset 0 1px 2px rgba(255, 255, 255, 0.9);
}

.ios-service-item.featured::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        circle,
        rgba(0, 122, 255, 0.08) 0%,
        transparent 60%
    );
    pointer-events: none;
}

.ios-service-num {
    position: absolute;
    top: var(--ios-space-6);
    right: var(--ios-space-6);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--ios-font-bold);
    background: linear-gradient(
        180deg,
        rgba(0, 122, 255, 0.15) 0%,
        rgba(0, 122, 255, 0.05) 100%
    );
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0.6;
    z-index: 0;
}

.ios-service-icon {
    position: relative;
    z-index: 1;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(
        135deg,
        rgba(0, 122, 255, 0.12) 0%,
        rgba(88, 86, 214, 0.08) 100%
    );
    border: 1px solid rgba(0, 122, 255, 0.15);
    border-radius: var(--ios-radius-lg);
    margin-bottom: var(--ios-space-5);
    transition: 
        transform var(--ios-duration-normal) var(--ios-ease-spring),
        box-shadow var(--ios-duration-normal) var(--ios-ease-out);
}

.ios-service-item:hover .ios-service-icon {
    transform: scale(1.1) rotate(-3deg);
    box-shadow: 0 8px 24px rgba(0, 122, 255, 0.25);
}

.ios-service-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--ios-primary);
    stroke-width: 1.5;
}

.ios-service-item h3 {
    position: relative;
    z-index: 1;
    font-size: var(--ios-text-xl);
    font-weight: var(--ios-font-bold);
    color: var(--ios-text-primary);
    margin-bottom: var(--ios-space-3);
}

.ios-service-item p {
    position: relative;
    z-index: 1;
    font-size: var(--ios-text-base);
    color: var(--ios-text-secondary);
    line-height: var(--ios-leading-loose);
    margin-bottom: var(--ios-space-4);
}

.ios-service-code {
    position: relative;
    z-index: 1;
    display: inline-block;
    padding: var(--ios-space-1) var(--ios-space-3);
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.04) 0%,
        rgba(0, 0, 0, 0.02) 100%
    );
    color: var(--ios-text-tertiary);
    font-family: var(--ios-font-mono);
    font-size: var(--ios-text-sm);
    border-radius: var(--ios-radius-sm);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

/* 暗色模式适配 */
[data-theme="dark"] .ios-service-item {
    background: linear-gradient(
        145deg,
        rgba(44, 44, 46, 0.9) 0%,
        rgba(44, 44, 46, 0.7) 100%
    );
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 
        0 4px 24px rgba(0, 0, 0, 0.3),
        inset 0 1px 1px rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .ios-service-item:hover {
    box-shadow: 
        0 20px 50px rgba(10, 132, 255, 0.2),
        inset 0 1px 1px rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .ios-service-item.featured {
    background: linear-gradient(
        145deg,
        rgba(44, 44, 46, 0.95) 0%,
        rgba(30, 40, 60, 0.9) 100%
    );
}

[data-theme="dark"] .ios-service-code {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.08);
}

/* ============================================
   关于区域
   ============================================ */

.ios-home-about {
    background: var(--ios-bg-secondary);
}

.ios-home-about-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--ios-space-16);
    align-items: center;
    max-width: var(--ios-container-xl);
    margin: 0 auto;
    padding: 0 var(--ios-space-6);
}

.ios-home-about-content .ios-home-section-tag,
.ios-home-about-content .ios-home-section-title,
.ios-home-about-content .ios-home-section-line {
    text-align: left;
    margin-left: 0;
}

.ios-home-about-text {
    margin: var(--ios-space-6) 0;
}

.ios-home-about-text p {
    font-size: var(--ios-text-lg);
    color: var(--ios-text-secondary);
    line-height: var(--ios-leading-relaxed);
    margin-bottom: var(--ios-space-4);
}

.ios-home-about-stats {
    display: flex;
    gap: var(--ios-space-8);
    margin: var(--ios-space-8) 0;
}

.ios-home-about-stat {
    text-align: center;
}

.ios-home-about-stat-num {
    font-size: var(--ios-text-2xl);
    font-weight: var(--ios-font-bold);
    background: var(--ios-primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--ios-space-1);
}

.ios-home-about-stat-label {
    font-size: var(--ios-text-sm);
    color: var(--ios-text-tertiary);
}

.ios-home-about-visual {
    aspect-ratio: 1;
    background: 
        /* 网格线条 */
        linear-gradient(90deg, rgba(0, 122, 255, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(0, 122, 255, 0.03) 1px, transparent 1px),
        /* 主渐变 */
        linear-gradient(
            135deg,
            rgba(0, 122, 255, 0.12) 0%,
            rgba(88, 86, 214, 0.1) 50%,
            rgba(255, 45, 85, 0.08) 100%
        );
    background-size: 
        40px 40px,
        40px 40px,
        100% 100%;
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--ios-radius-xl);
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 8px 40px rgba(0, 122, 255, 0.15),
        0 4px 20px rgba(0, 0, 0, 0.05),
        inset 0 1px 2px rgba(255, 255, 255, 0.5);
}

/* 渐变光晕背景 - 右上 */
.ios-home-about-visual::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -20%;
    width: 70%;
    height: 70%;
    background: radial-gradient(
        circle,
        rgba(0, 122, 255, 0.5) 0%,
        rgba(88, 86, 214, 0.3) 30%,
        transparent 60%
    );
    animation: ios-float 8s ease-in-out infinite;
    filter: blur(40px);
}

/* 次级光晕 - 左下 */
.ios-home-about-visual::after {
    content: '';
    position: absolute;
    bottom: -15%;
    left: -15%;
    width: 60%;
    height: 60%;
    background: radial-gradient(
        circle,
        rgba(255, 45, 85, 0.35) 0%,
        rgba(191, 90, 242, 0.2) 30%,
        transparent 60%
    );
    animation: ios-float 10s ease-in-out infinite reverse;
    filter: blur(40px);
}

/* 装饰性文字 */
.ios-home-about-visual-text {
    position: absolute;
    bottom: 15%;
    right: 10%;
    font-size: clamp(4rem, 10vw, 8rem);
    font-weight: 100;
    background: linear-gradient(
        135deg,
        rgba(0, 122, 255, 0.25) 0%,
        rgba(88, 86, 214, 0.2) 50%,
        rgba(255, 45, 85, 0.15) 100%
    );
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 0.3em;
    z-index: 2;
}

/* 主浮动圆环 */
.ios-home-about-visual-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 55%;
    height: 55%;
    border: 1.5px solid rgba(0, 122, 255, 0.25);
    border-radius: 50%;
    animation: ios-spin-slow 25s linear infinite;
    z-index: 1;
}

/* 圆环上的光点 */
.ios-home-about-visual-ring::before {
    content: '';
    position: absolute;
    top: -5px;
    left: 50%;
    width: 10px;
    height: 10px;
    background: var(--ios-primary);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--ios-primary-glow);
}

@keyframes ios-spin-slow {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes ios-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(15px, -15px) scale(1.05); }
    66% { transform: translate(-10px, 10px) scale(0.95); }
}

/* 第二圆环 */
.ios-home-about-visual-ring-2 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 75%;
    height: 75%;
    border: 1px dashed rgba(88, 86, 214, 0.15);
    border-radius: 50%;
    animation: ios-spin-slow 40s linear infinite reverse;
    z-index: 1;
}

/* 第三圆环 */
.ios-home-about-visual-ring-3 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 35%;
    height: 35%;
    border: 1px solid rgba(255, 45, 85, 0.2);
    border-radius: 50%;
    animation: ios-spin-slow 15s linear infinite;
    z-index: 1;
}

/* 中心Logo区域 */
.ios-home-about-visual-logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 28px;
    box-shadow: 
        0 8px 32px rgba(0, 122, 255, 0.2),
        inset 0 1px 1px rgba(255, 255, 255, 0.8);
    z-index: 3;
    font-size: 2.5rem;
    font-weight: bold;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.95) 0%,
        rgba(240, 245, 255, 0.9) 100%
    );
}

.ios-home-about-visual-logo span {
    background: var(--ios-primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 浮动光点 */
.ios-home-about-visual-dot {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--ios-primary);
    border-radius: 50%;
    opacity: 0.6;
    animation: ios-pulse 3s ease-in-out infinite;
}

.ios-home-about-visual-dot:nth-child(1) {
    top: 20%;
    left: 25%;
    animation-delay: 0s;
}

.ios-home-about-visual-dot:nth-child(2) {
    top: 35%;
    right: 20%;
    animation-delay: 0.5s;
    background: rgba(88, 86, 214, 0.8);
}

.ios-home-about-visual-dot:nth-child(3) {
    bottom: 30%;
    left: 15%;
    animation-delay: 1s;
    background: rgba(255, 45, 85, 0.8);
}

/* 暗色模式下关于区域视觉块 */
[data-theme="dark"] .ios-home-about-visual {
    background: 
        linear-gradient(90deg, rgba(10, 132, 255, 0.05) 1px, transparent 1px),
        linear-gradient(rgba(10, 132, 255, 0.05) 1px, transparent 1px),
        linear-gradient(
            135deg,
            rgba(10, 132, 255, 0.2) 0%,
            rgba(191, 90, 242, 0.15) 50%,
            rgba(255, 55, 95, 0.1) 100%
        );
    background-size: 40px 40px, 40px 40px, 100% 100%;
    border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .ios-home-about-visual::before {
    background: radial-gradient(
        circle,
        rgba(10, 132, 255, 0.6) 0%,
        rgba(191, 90, 242, 0.3) 30%,
        transparent 60%
    );
}

[data-theme="dark"] .ios-home-about-visual-logo {
    background: linear-gradient(
        135deg,
        rgba(44, 44, 46, 0.95) 0%,
        rgba(30, 40, 60, 0.9) 100%
    );
    border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .ios-home-about-visual::after {
    background: radial-gradient(
        circle,
        rgba(255, 55, 95, 0.25) 0%,
        rgba(191, 90, 242, 0.12) 40%,
        transparent 70%
    );
}

[data-theme="dark"] .ios-home-about-visual-text {
    color: rgba(255, 255, 255, 0.1);
    text-shadow: 0 2px 30px rgba(10, 132, 255, 0.4);
}

[data-theme="dark"] .ios-home-about-visual-ring {
    border-color: rgba(255, 255, 255, 0.15);
}

/* ============================================
   新闻区域
   ============================================ */

.ios-home-news {
    background: var(--ios-bg-primary);
}

.ios-home-news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ios-space-6);
    max-width: var(--ios-container-xl);
    margin: 0 auto;
    padding: 0 var(--ios-space-6);
}

/* 新闻卡片 - iOS 玻璃拟态 */
.ios-news-item {
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.9) 0%,
        rgba(255, 255, 255, 0.7) 100%
    );
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--ios-radius-xl);
    overflow: hidden;
    box-shadow: 
        0 4px 20px rgba(0, 0, 0, 0.06),
        inset 0 1px 1px rgba(255, 255, 255, 0.8);
    transition: 
        transform var(--ios-duration-normal) var(--ios-ease-spring),
        box-shadow var(--ios-duration-normal) var(--ios-ease-out);
}

.ios-news-item:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 
        0 16px 40px rgba(0, 122, 255, 0.12),
        0 6px 16px rgba(0, 0, 0, 0.08),
        inset 0 1px 1px rgba(255, 255, 255, 0.9);
}

.ios-news-item-img {
    height: 200px;
    background: linear-gradient(
        135deg,
        rgba(0, 122, 255, 0.08) 0%,
        rgba(88, 86, 214, 0.06) 100%
    );
    overflow: hidden;
    position: relative;
}

/* 图片加载失败或无图时的占位 */
.ios-news-item-img::before {
    content: '📰';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3rem;
    opacity: 0.2;
}

.ios-news-item-img img {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--ios-duration-slow) var(--ios-ease-out);
}

.ios-news-item:hover .ios-news-item-img img {
    transform: scale(1.08);
}

.ios-news-item-content {
    padding: var(--ios-space-6);
}

.ios-news-item-date {
    display: inline-block;
    font-size: var(--ios-text-sm);
    color: var(--ios-primary);
    font-weight: var(--ios-font-medium);
    margin-bottom: var(--ios-space-3);
    padding: var(--ios-space-1) var(--ios-space-3);
    background: var(--ios-info-bg);
    border-radius: var(--ios-radius-pill);
}

.ios-news-item-content h3 {
    margin-bottom: var(--ios-space-3);
}

.ios-news-item-content h3 a {
    font-size: var(--ios-text-lg);
    font-weight: var(--ios-font-bold);
    color: var(--ios-text-primary);
    text-decoration: none;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color var(--ios-duration-fast) var(--ios-ease-out);
}

.ios-news-item-content h3 a:hover {
    color: var(--ios-primary);
}

.ios-news-item-content p {
    font-size: var(--ios-text-sm);
    color: var(--ios-text-secondary);
    line-height: var(--ios-leading-relaxed);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 空新闻状态 */
.ios-news-empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--ios-space-16) var(--ios-space-6);
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.8) 0%,
        rgba(255, 255, 255, 0.6) 100%
    );
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--ios-radius-xl);
}

.ios-news-empty-state::before {
    content: '📰';
    display: block;
    font-size: 4rem;
    margin-bottom: var(--ios-space-4);
    opacity: 0.3;
}

.ios-news-empty-state h3 {
    font-size: var(--ios-text-xl);
    color: var(--ios-text-secondary);
    margin-bottom: var(--ios-space-2);
}

.ios-news-empty-state p {
    color: var(--ios-text-tertiary);
}

/* 暗色模式 */
[data-theme="dark"] .ios-news-item {
    background: linear-gradient(
        145deg,
        rgba(44, 44, 46, 0.9) 0%,
        rgba(44, 44, 46, 0.7) 100%
    );
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 
        0 4px 20px rgba(0, 0, 0, 0.3),
        inset 0 1px 1px rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .ios-news-item:hover {
    box-shadow: 
        0 16px 40px rgba(10, 132, 255, 0.15),
        inset 0 1px 1px rgba(255, 255, 255, 0.1);
}

/* ============================================
   CTA 区域
   ============================================ */

.ios-home-cta {
    padding: var(--ios-space-20) var(--ios-space-6) !important;
    background: var(--ios-primary-gradient) !important;
    position: relative;
    z-index: 10;
    overflow: hidden;
}

/* 覆盖旧的 home.css CTA 样式 */
.ios-home-cta.home-cta {
    padding: var(--ios-space-20) var(--ios-space-6) !important;
    background: var(--ios-primary-gradient) !important;
}

[data-theme="light"] .ios-home-cta.home-cta,
[data-theme="dark"] .ios-home-cta.home-cta {
    background: var(--ios-primary-gradient) !important;
}

.ios-home-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.05;
    pointer-events: none;
}

.ios-home-cta-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.ios-home-cta h2,
.ios-home-cta.home-cta h2 {
    font-size: var(--ios-text-3xl) !important;
    font-weight: var(--ios-font-bold) !important;
    color: white !important;
    margin-bottom: var(--ios-space-4) !important;
    font-family: inherit !important;
    letter-spacing: normal !important;
}

.ios-home-cta p,
.ios-home-cta.home-cta p {
    font-size: var(--ios-text-lg) !important;
    color: rgba(255, 255, 255, 0.9) !important;
    margin-bottom: var(--ios-space-8) !important;
    font-family: inherit !important;
    letter-spacing: normal !important;
}

.ios-home-cta .ios-btn,
.ios-home-cta.home-cta .ios-btn,
.ios-home-cta .btn-hero {
    background: white !important;
    color: var(--ios-primary) !important;
    padding: var(--ios-space-4) var(--ios-space-8) !important;
    border-radius: var(--ios-radius-md) !important;
    font-weight: var(--ios-font-semibold) !important;
    border: none !important;
}

.ios-home-cta .ios-btn:hover,
.ios-home-cta.home-cta .ios-btn:hover,
.ios-home-cta .btn-hero:hover {
    background: rgba(255, 255, 255, 0.95) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2) !important;
}

/* ============================================
   响应式适配
   ============================================ */

@media (max-width: 1024px) {
    .ios-home-hero-title {
        font-size: var(--ios-text-4xl);
    }
    
    .ios-home-products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .ios-home-services-row-first {
        grid-template-columns: 1fr;
    }
    
    .ios-home-about-inner {
        grid-template-columns: 1fr;
        gap: var(--ios-space-8);
    }
    
    .ios-home-about-visual {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .ios-home-news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .ios-home-hero-title {
        font-size: var(--ios-text-3xl);
    }
    
    .ios-home-hero-slogan {
        font-size: var(--ios-text-lg);
    }
    
    .ios-home-hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .ios-home-section-title {
        font-size: var(--ios-text-2xl);
    }
    
    .ios-home-products-grid,
    .ios-home-news-grid {
        grid-template-columns: 1fr;
    }
    
    .ios-home-services-row-first,
    .ios-home-services-row-second {
        grid-template-columns: 1fr;
    }
    
    .ios-home-about-stats {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .ios-home-cta h2 {
        font-size: var(--ios-text-2xl);
    }
}

/* ============================================
   滚动动画
   ============================================ */

.ios-scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: 
        opacity 0.6s var(--ios-ease-out),
        transform 0.6s var(--ios-ease-out);
}

.ios-scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.ios-scroll-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: 
        opacity 0.6s var(--ios-ease-out),
        transform 0.6s var(--ios-ease-out);
}

.ios-scroll-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.ios-scroll-right {
    opacity: 0;
    transform: translateX(50px);
    transition: 
        opacity 0.6s var(--ios-ease-out),
        transform 0.6s var(--ios-ease-out);
}

.ios-scroll-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.ios-scroll-scale {
    opacity: 0;
    transform: scale(0.95);
    transition: 
        opacity 0.6s var(--ios-ease-out),
        transform 0.6s var(--ios-ease-out);
}

.ios-scroll-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* 交错动画延迟 */
.ios-scroll-reveal[style*="--stagger-index: 0"] { transition-delay: 0s; }
.ios-scroll-reveal[style*="--stagger-index: 1"] { transition-delay: 0.1s; }
.ios-scroll-reveal[style*="--stagger-index: 2"] { transition-delay: 0.2s; }
.ios-scroll-reveal[style*="--stagger-index: 3"] { transition-delay: 0.3s; }