/* 全局样式变量 */
:root {
    --primary-color: #10a5b5;
    --secondary-color: #ef4e7b;
    --text-color: #333;
    --panel-bg: rgba(255, 255, 255, 0.95);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --hover-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    --feature-new: #10a5b5;
    --feature-enhance: #ef4e7b;
    --feature-fix: #f79533;
    --feature-ai: #a166ab;
    --feature-security: #5073b8;
    --feature-performance: #07b39b;
    --footer-bg: #1a2234;
    --footer-text: #ffffff;
    --footer-link: #a0a3bd;
    --footer-hover: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    margin: 0;
    padding: 0;
    width: 100%;
    overflow-x: hidden;
    background-color: #ffffff;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -520;
    pointer-events: none;
    background: linear-gradient(
        90deg,
        rgba(247, 149, 51, .1),
        rgba(243, 112, 85, .1) 15%,
        rgba(239, 78, 123, .1) 30%,
        rgba(161, 102, 171, .1) 44%,
        rgba(80, 115, 184, .1) 58%,
        rgba(16, 152, 173, .1) 72%,
        rgba(7, 179, 155, .1) 86%,
        rgba(109, 186, 130, .1)
    );
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* 导航栏样式优化 */
.navbar {
    background: var(--panel-bg);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow);
    height: 70px;
    display: flex;
    align-items: center;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    color: #2C3E50;
    position: relative;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.logo-img {
    width: 30px;
    height: 30px;
    object-fit: contain;
}

.logo:hover::before {
    height: 80%;
}

.nav-links {
    display: flex;
    gap: 5px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    font-size: 15px;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    align-items: center;
    gap: 6px;
    letter-spacing: 0.3px;
}

.nav-links a i {
    font-size: 16px;
    opacity: 0.8;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, #3498db, #2ecc71);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-color);
    background: rgba(16, 165, 181, 0.1);
}

.nav-links a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-links a.active {
    color: #3498db;
    background: rgba(52, 152, 219, 0.12);
    font-weight: 600;
}

.nav-links a.active::after {
    transform: scaleX(1);
}

/* 移动端菜单按钮 */
.mobile-menu-button {
    display: none;
    background: none;
    border: none;
    color: #34495e;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.mobile-menu-button:hover {
    background: rgba(52, 152, 219, 0.08);
}

.mobile-menu-button i {
    font-size: 20px;
    transition: all 0.3s ease;
}

/* 滚动效果 */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.08);
    border-color: transparent;
}

/* 响应式设计 */
@media screen and (max-width: 991px) {
    .navbar .container {
        padding: 0 1.5rem;
    }

    .mobile-menu-button {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        padding: 1rem;
        flex-direction: column;
        gap: 8px;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        transform: translateY(-10px);
        opacity: 0;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nav-links.active {
        display: flex;
        transform: translateY(0);
        opacity: 1;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        padding: 12px 16px;
        width: 100%;
        border-radius: 8px;
        justify-content: flex-start;
        font-size: 16px;
    }

    .nav-links a::after {
        display: none;
    }

    .nav-links a:hover,
    .nav-links a.active {
        background: rgba(52, 152, 219, 0.08);
        transform: translateX(5px);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 小屏幕优化 */
@media screen and (max-width: 480px) {
    .navbar .container {
        padding: 0 1rem;
        height: 60px;
    }

    .logo {
        font-size: 20px;
    }

    .nav-links {
        top: 60px;
        padding: 0.8rem;
    }

    .nav-links a {
        padding: 10px 14px;
        font-size: 15px;
    }

    .mobile-menu-button {
        width: 36px;
        height: 36px;
    }
}

/* 增强版英雄区样式 */
.enhanced-hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    overflow: hidden;
    padding: 80px 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/pattern.png') repeat;
    opacity: 0.1;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px;
}

.enhanced-hero h1 {
    font-size: 2.5em;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: #ffffff;
}

.hero-subtitle {
    font-size: 1.1em;
    line-height: 1.6;
    color: #ffffff;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.cta-button {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: white;
    font-size: 1em;
    padding: 10px 25px;
    border-radius: 8px;
    border: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* 主按钮样式 */
.primary-btn {
    background: linear-gradient(45deg, #ff6b6b, #ff8787);
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(255,107,107,0.3);
}

.primary-btn:hover {
    background: linear-gradient(45deg, #ff5252, #ff6b6b);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255,107,107,0.4);
}

/* 发光效果 */
.glow-effect {
    animation: glow 2s infinite;
}

@keyframes glow {
    0% { box-shadow: 0 4px 15px rgba(255,107,107,0.3); }
    50% { box-shadow: 0 4px 25px rgba(255,107,107,0.5); }
    100% { box-shadow: 0 4px 15px rgba(255,107,107,0.3); }
}

/* 次要按钮样式 */
.secondary-btn {
    background: rgba(255,255,255,0.2);
    color: white;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.4);
    box-shadow: 0 4px 15px rgba(255,255,255,0.1);
}

.secondary-btn:hover {
    background: rgba(255,255,255,0.3);
    border-color: rgba(255,255,255,0.6);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255,255,255,0.2);
}

/* 闪光效果 */
.shine-effect::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent,
        rgba(255,255,255,0.1),
        transparent
    );
    transform: rotate(45deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
}

/* 轮廓按钮样式 */
.outline-btn {
    background: rgba(255,255,255,0.1);
    color: white;
    border: 2px solid rgba(255,255,255,0.4);
    box-shadow: 0 4px 15px rgba(255,255,255,0.1);
}

.outline-btn:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.8);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255,255,255,0.2);
}

/* 波纹效果 */
.ripple-effect {
    position: relative;
    overflow: hidden;
}

.ripple-effect::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 100%);
    transform: scale(0);
    transition: transform 0.5s;
}

.ripple-effect:hover::after {
    transform: scale(2);
}

/* 联系按钮样式 */
.contact-btn {
    background: linear-gradient(45deg, #07c160, #10d876);
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(7,193,96,0.3);
}

.contact-btn:hover {
    background: linear-gradient(45deg, #06b054, #0fc76c);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(7,193,96,0.4);
}

/* 脉冲效果 */
.pulse-effect {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.6; }
    100% { opacity: 1; }
}

/* 微信弹窗样式 */
.wechat-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    backdrop-filter: blur(5px);
}

.wechat-modal-content {
    position: relative;
    background: white;
    max-width: 400px;
    width: 90%;
    margin: 50px auto;
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    animation: modalPopIn 0.3s ease-out;
}

@keyframes modalPopIn {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.wechat-modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 24px;
    color: #666;
    cursor: pointer;
    transition: all 0.3s;
}

.wechat-modal-close:hover {
    color: #ff6b6b;
    transform: rotate(90deg);
}

.wechat-modal h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 20px;
}

.wechat-qr-container {
    margin: 20px 0;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 12px;
}

.wechat-qr-container img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.wechat-modal p {
    color: #666;
    font-size: 16px;
    margin-top: 15px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .cta-button {
        width: 100%;
        min-width: auto;
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }

    .wechat-modal-content {
        width: 85%;
        margin: 30px auto;
        padding: 20px;
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式适配 */
@media (max-width: 768px) {
    .enhanced-hero {
        min-height: 500px;
        padding: 60px 0;
    }

    .enhanced-hero h1 {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        padding: 0 20px;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 0.75rem;
        padding: 0 20px;
    }

    .cta-button {
        width: 100%;
        min-width: auto;
    }
}

/* 功能区域样式 */
.features {
    padding: 80px 0;
    background: transparent;
    position: relative;
}

.features h2 {
    text-align: center;
    font-size: 2em;
    font-weight: 500;
    margin-bottom: 50px;
    color: var(--text-color);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    padding: 20px;
}

.feature-card {
    padding: 30px;
    text-align: center;
}

.feature-card i {
    font-size: 2em;
    margin-bottom: 20px;
    padding: 15px;
    border-radius: 12px;
    background: rgba(16, 165, 181, 0.1);
    color: var(--primary-color);
}

.feature-card h3 {
    font-size: 1.3em;
    font-weight: 500;
    margin-bottom: 15px;
    color: var(--text-color);
}

.feature-card p {
    color: var(--text-color);
    opacity: 0.9;
    line-height: 1.6;
    font-size: 0.95em;
}

/* 界面展示区域 */
.interface {
    padding: 80px 0;
    background: transparent;
}

.interface h2 {
    text-align: center;
    font-size: 2em;
    font-weight: 500;
    margin-bottom: 50px;
    color: var(--text-color);
}

.interface-slider {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    height: 500px;
    padding: 30px;
    background: var(--panel-bg);
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.slider-item {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: calc(100% - 40px);
    padding: 30px;
}

.slider-item.active {
    display: block;
    animation: fadeIn 0.5s ease-in-out;
}

.slider-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.slider-item p {
    text-align: center;
    margin-top: 20px;
    color: var(--text-color);
    font-size: 1.1em;
    opacity: 0.9;
    position: absolute;
    bottom: -30px;
    left: 0;
    width: 100%;
    padding: 0 30px;
}

/* 优化导航按钮 */
.slider-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    z-index: 10;
    padding: 0 30px;
}

.prev-btn,
.next-btn {
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: white;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
}

.prev-btn:hover,
.next-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--hover-shadow);
}

/* 添加淡入动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式调整 */
@media (max-width: 1600px) {
    .interface-slider {
        max-width: 90%;
        height: 700px;
    }
}

@media (max-width: 1200px) {
    .interface-slider {
        height: 600px;
    }
}

@media (max-width: 768px) {
    .interface-slider {
        height: 450px;
    }
}

/* 更新日志区域 */
.updates {
    padding: 80px 0;
    background: transparent;
    position: relative;
}

.updates h2 {
    text-align: center;
    font-size: 2em;
    font-weight: 500;
    margin-bottom: 50px;
    color: var(--text-color);
}

.update-content li {
    background: rgba(16, 165, 181, 0.05);
    border-radius: 8px;
    padding: 12px 15px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.update-content li:hover {
    background: rgba(16, 165, 181, 0.1);
    transform: translateX(5px);
}

/* 图片放大模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    cursor: pointer;
}

.modal img {
    max-width: 95%;
    max-height: 95vh;
    margin: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    object-fit: contain;
    border-radius: 20px;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 30px;
    cursor: pointer;
}

/* 下载弹窗样式 */
.download-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.download-modal-content {
    position: relative;
    background: white;
    max-width: 900px;
    width: 95%;
    margin: 30px auto;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
    animation: modalSlideIn 0.3s ease-out;
}

.download-modal-close {
    position: absolute;
    top: 20px;
    right: 25px;
    font-size: 28px;
    color: var(--dark-gray);
    cursor: pointer;
    transition: all 0.3s;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.download-modal-close:hover {
    color: var(--primary-color);
    background: #f0f0f0;
}

.download-modal h3 {
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--text-color);
    padding-bottom: 15px;
    border-bottom: 2px solid #eee;
}

.version-list {
    max-height: 70vh;
    overflow-y: auto;
    padding-right: 15px;
}

.version-item {
    display: flex;
    align-items: center;
    padding: 25px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    border: 1px solid rgba(16, 165, 181, 0.1);
}

.version-item:hover {
    transform: translateX(5px);
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--primary-color);
}

.version-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 15px;
}

.version-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.version-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
}

.download-version-btn {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 10px 25px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.download-version-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 165, 181, 0.2);
}

.download-version-btn i {
    font-size: 16px;
}

/* 自定义滚动条样式 */
.version-list::-webkit-scrollbar {
    width: 8px;
}

.version-list::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.version-list::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 4px;
}

.version-list::-webkit-scrollbar-thumb:hover {
    background: #999;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* 添加动画效果 */
@keyframes backgroundMove {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 40px 40px;
    }
}

/* 确保所有图片不会溢出容器 */
img {
    max-width: 100%;
    height: auto;
}

/* 更新日志样式优化 */
.updates {
    padding: 80px 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
}

.updates h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    background: linear-gradient(45deg, var(--primary-color), #2979ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
}

.updates h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, var(--primary-color), #2979ff);
    border-radius: 2px;
}

.update-list {
    max-width: 800px;
    margin: 0 auto;
}

.update-item {
    background: var(--panel-bg);
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
}

.update-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
}

.update-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.version-tag {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    padding: 8px 16px;
    background: rgba(16, 165, 181, 0.1);
    border-radius: 8px;
}

.update-date {
    color: var(--dark-gray);
    font-size: 1rem;
    font-weight: 500;
}

.update-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.update-content li {
    display: flex;
    align-items: flex-start;
    padding: 12px 0;
    font-size: 1.1rem;
    line-height: 1.5;
    color: var(--text-color);
    transition: transform 0.2s ease;
}

.update-content li:hover {
    transform: translateX(5px);
}

.update-content li i {
    margin-right: 15px;
    font-size: 1.2rem;
    padding: 8px;
    border-radius: 10px;
    min-width: 35px;
    text-align: center;
}

.update-content li span {
    flex: 1;
    padding-top: 6px;
}

/* 特性类型样式 */
.feature-new i {
    color: var(--feature-new);
    background: rgba(16, 165, 181, 0.1);
}

.feature-enhance i {
    color: var(--feature-enhance);
    background: rgba(239, 78, 123, 0.1);
}

.feature-fix i {
    color: var(--feature-fix);
    background: rgba(247, 149, 51, 0.1);
}

.feature-ai i {
    color: var(--feature-ai);
    background: rgba(161, 102, 171, 0.1);
}

.feature-security i {
    color: var(--feature-security);
    background: rgba(80, 115, 184, 0.1);
}

.feature-performance i {
    color: var(--feature-performance);
    background: rgba(7, 179, 155, 0.1);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .updates {
        padding: 60px 0;
    }

    .updates h2 {
        font-size: 2rem;
    }

    .update-item {
        padding: 20px;
        margin-bottom: 20px;
    }

    .version-tag {
        font-size: 1.2rem;
        padding: 6px 12px;
    }

    .update-content li {
        font-size: 1rem;
    }
}

/* 下载区域样式 */
.download {
    padding: 80px 0;
    background: transparent;
    text-align: center;
}

.download h2 {
    font-size: 2em;
    font-weight: 500;
    margin-bottom: 30px;
    color: var(--text-color);
}

.download-info {
    max-width: 600px;
    margin: 0 auto;
    padding: 30px;
    background: var(--panel-bg);
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.download-info p {
    margin-bottom: 15px;
    color: var(--text-color);
    opacity: 0.9;
    font-size: 0.95em;
}

.download-button {
    display: inline-block;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 12px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    margin-top: 20px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.download-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* 下载模态框样式 */
.download-modal {
    backdrop-filter: blur(10px);
}

.download-modal-content {
    background: var(--panel-bg);
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.download-modal h3 {
    font-size: 1.5em;
    font-weight: 500;
    color: var(--text-color);
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.version-item {
    background: rgba(16, 165, 181, 0.05);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    border: none;
    transition: all 0.3s ease;
}

.version-item:hover {
    background: rgba(16, 165, 181, 0.1);
    transform: translateX(5px);
}

.version-name {
    font-size: 1.2em;
    font-weight: 500;
    color: var(--text-color);
}

.version-date {
    font-size: 0.9em;
    color: var(--text-color);
    opacity: 0.8;
}

.version-changelog {
    font-size: 0.95em;
    line-height: 1.6;
    color: var(--text-color);
    opacity: 0.9;
}

.download-version-btn {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 0.95em;
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.download-version-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* 微信二维码模态框 */
.wechat-modal {
    backdrop-filter: blur(10px);
}

.wechat-modal-content {
    background: var(--panel-bg);
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.wechat-modal h3 {
    font-size: 1.5em;
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 20px;
}

.wechat-qr-container {
    background: rgba(16, 165, 181, 0.05);
    border-radius: 12px;
    padding: 20px;
}

.wechat-qr-container img {
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.wechat-modal p {
    color: var(--text-color);
    opacity: 0.9;
    font-size: 0.95em;
    margin-top: 15px;
}

/* 图片查看模态框 */
.modal {
    backdrop-filter: blur(10px);
}

.modal img {
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.modal-close {
    color: white;
    font-size: 2em;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.modal-close:hover {
    opacity: 1;
    transform: rotate(90deg);
}

/* 页脚样式优化 */
.footer {
    position: relative;
    background: var(--panel-bg);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: #333;
    padding: 30px 0 15px;
    overflow: hidden;
    box-shadow: 0 -5px 15px rgba(0,0,0,0.05);
}

.footer-waves {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    transform: rotate(180deg);
    height: 40px;
}

.waves {
    position: relative;
    width: 100%;
    height: 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 20px;
}

.footer-section {
    padding: 0 15px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 15px;
}

.footer-logo .logo-img {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

.footer-logo span {
    font-size: 20px;
    font-weight: 700;
    color: #333;
}

.footer-desc {
    color: #666;
    line-height: 1.5;
    margin-bottom: 20px;
    font-size: 14px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: rgba(16, 165, 181, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.footer-section h3 {
    color: #333;
    font-size: 16px;
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 8px;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary-color);
}

.footer-links {
    display: none;
}

.footer-contact {
    list-style: none;
    padding: 0;
}

.footer-contact li {
    color: #666;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.footer-bottom {
    border-top: 1px solid #f0f0f0;
    padding-top: 15px;
    text-align: center;
}

.copyright {
    color: #666;
    font-size: 14px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .footer {
        padding: 25px 0 15px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .footer-section {
        text-align: center;
    }

    .footer-logo {
        justify-content: center;
    }

    .social-links {
        justify-content: center;
    }

    .footer-section h3::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .footer-contact li {
        justify-content: center;
    }

    .logo-img {
        width: 24px;
        height: 24px;
    }
    
    .footer-logo .logo-img {
        width: 20px;
        height: 20px;
    }
}

/* 整体页面美化 */
body {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
}

.container {
    padding: 0 20px;
}

section {
    position: relative;
    overflow: hidden;
}

section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(0,0,0,0.05), transparent);
}

h2 {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(45deg, var(--primary-color), #2979ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, var(--primary-color), #2979ff);
    border-radius: 2px;
}

.section-padding {
    padding: 100px 0;
}

/* 添加全局过渡效果 */
* {
    transition: all 0.3s ease;
}

/* 优化滚动行为 */
html {
    scroll-behavior: smooth;
}

/* 优化选中文本样式 */
::selection {
    background: var(--primary-color);
    color: white;
}

@media screen and (max-width: 1200px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
}