:root {
    --primary-gradient: linear-gradient(45deg, #00F5A0, #00D9F5);
    --secondary-gradient: linear-gradient(45deg, #FF7E5F, #FEB47B);
    --text-dark: #2C3E50;
    --text-light: #ECF0F1;
    --bg-light: #F8F9FA;
}

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    overflow-x: hidden;
}

/* 导航栏样式 */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar-brand img {
    transition: transform 0.3s ease;
}

.navbar-brand img:hover {
    transform: scale(1.1);
}

/* 首屏样式 */
.hero {
    position: relative;
    overflow: hidden;
    background: var(--bg-light);
}

.wave-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    clip-path: polygon(100% 0, 0% 100%, 100% 100%);
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

.hero-buttons {
    margin-top: 2rem;
}

.btn-primary {
    background: var(--primary-gradient);
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    transition: transform 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 217, 245, 0.3);
}

/* 手机展示样式 */
.phone-mockup {
    position: relative;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.phone-mockup img {
    transform: rotateY(-20deg);
    transition: transform 0.5s ease;
}

.phone-mockup:hover img {
    transform: rotateY(0deg);
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--text-dark);
    border-radius: 20px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--text-dark);
    position: absolute;
    top: 5px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
    animation: scroll 1.5s infinite;
}

@keyframes scroll {
    0% {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
    100% {
        transform: translateX(-50%) translateY(15px);
        opacity: 0;
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero-content {
        text-align: center;
        padding: 2rem 0;
    }
    
    .phone-mockup {
        margin-top: 2rem;
    }
    
    .phone-mockup img {
        transform: rotateY(0);
    }
}

/* 功能特性区域 */
.features {
    padding: 100px 0;
    background: var(--bg-light);
}

.feature-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--primary-gradient);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--secondary-gradient);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    font-size: 24px;
    color: white;
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-description {
    color: #666;
    line-height: 1.6;
}

/* 页脚样式 */
.footer {
    background: var(--text-dark);
    color: var(--text-light);
    padding: 60px 0 20px;
}

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

.footer-links li {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: all 0.3s ease;
    opacity: 0.8;
}

.footer-links a:hover {
    opacity: 1;
    padding-left: 10px;
}

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

.footer-contact li {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.footer-contact i {
    margin-right: 10px;
    color: var(--text-light);
}

.footer h5 {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 1rem;
}

.footer h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--primary-gradient);
}

.footer-bottom {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

/* 动画效果 */
@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
    100% {
        transform: translateY(0px);
    }
}

.floating {
    animation: float 3s ease-in-out infinite;
}

/* 添加鼠标跟随效果 */
.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    background: radial-gradient(
        circle at var(--mouse-x) var(--mouse-y),
        rgba(255, 255, 255, 0.4),
        transparent 80%
    );
    transition: opacity 0.3s;
    pointer-events: none;
}

.feature-card:hover::after {
    opacity: 1;
}

/* 关于页面样式 */
.about-hero {
    background: var(--primary-gradient);
    min-height: 60vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    color: white;
    padding-top: 80px;
}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../static/pattern.png');
    opacity: 0.1;
    animation: float 20s linear infinite;
}

.about-hero .divider {
    width: 80px;
    height: 4px;
    background: white;
    margin: 2rem auto;
}

.about-content {
    padding: 80px 0;
    background: var(--bg-light);
}

.about-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    height: 100%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.about-card:hover {
    transform: translateY(-10px);
}

.about-card-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.about-card-header i {
    font-size: 2rem;
    margin-right: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-card-header h3 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--text-dark);
}

.about-card-body p {
    margin-bottom: 1.5rem;
    color: #666;
}

.about-card-body strong {
    color: var(--text-dark);
    display: inline-block;
    margin-bottom: 0.5rem;
}

/* 展示区域样式 */
.showcase {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--bg-light) 0%, #fff 100%);
}

.showcase-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.showcase-item:hover {
    transform: translateY(-10px);
}

.showcase-item img {
    width: 100%;
    height: auto;
    border-radius: 20px;
}

.showcase-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.showcase-item:hover .showcase-content {
    transform: translateY(0);
}

.showcase-content h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.showcase-content p {
    font-size: 0.9rem;
    margin: 0;
    opacity: 0.9;
}