/* 整页滚动样式 */
.fullpage-container {
    position: relative;
    width: 100%;
    min-height: 100vh;
    z-index: 10;
}

.fullpage-section {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.fullpage-content {
    width: 100%;
    max-width: 1200px;
    padding: 0 15px;
    margin: 0 auto;
    z-index: 10;
    position: relative;
    padding-top: 80px; /* 增加顶部内边距，确保标题不被导航栏遮挡 */
}

/* 导航点样式 */
.fullpage-nav {
    position: fixed;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.fullpage-nav-dot {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}

.fullpage-nav-dot.active {
    background-color: #00aeff;
    transform: scale(1.2);
    border: 2px solid white;
    box-shadow: 0 0 10px rgba(0, 174, 255, 0.7);
}

/* 向下滚动指示器 */
.scroll-down-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    z-index: 100;
    animation: bounce 2s infinite;
}

.scroll-down-indicator .arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid #00aeff;
    border-bottom: 2px solid #00aeff;
    transform: rotate(45deg);
    margin-bottom: 5px;
}

.scroll-down-indicator .text {
    color: #00aeff;
    font-size: 12px;
    letter-spacing: 1px;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-10px) translateX(-50%);
    }
    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

/* 淡入动画 */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-up.active {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 {
    transition-delay: 0.2s;
}

.fade-in-delay-2 {
    transition-delay: 0.4s;
}

.fade-in-delay-3 {
    transition-delay: 0.6s;
}

.fade-in-delay-4 {
    transition-delay: 0.8s;
}

/* 浮动动画 */
.float-animation {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* 页面特定样式 */
.hero-section {
    background-color: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-centered {
    max-width: 900px;
    text-align: center;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #00aeff;
    text-shadow: 0 0 10px rgba(0, 174, 255, 0.7);
    font-weight: 500;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: #ffffff;
    text-shadow: 0 0 20px rgba(0, 174, 255, 0.8);
    font-weight: 700;
    letter-spacing: 1px;
}

.hero-description {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
    color: #e0e0e0;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .fullpage-container {
        height: auto;
        overflow: visible;
    }
    
    .fullpage-section {
        height: auto;
        min-height: auto;
        padding: 60px 0;
        overflow: visible;
    }
    
    .fullpage-nav {
        right: 10px;
    }
    
    .fullpage-nav-dot {
        width: 12px;
        height: 12px;
    }
    
    .fullpage-content {
        padding: 30px 20px;
        margin-top: 70px; /* 增加顶部外边距，确保内容不被导航栏遮挡 */
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }
    
    .hero-description {
        font-size: 1rem;
        line-height: 1.6;
    }
}

@media (max-width: 576px) {
    .fullpage-nav {
        right: 5px;
    }
    
    .fullpage-nav-dot {
        width: 10px;
        height: 10px;
        margin: 8px 0;
    }
    
    .fullpage-content {
        padding: 25px 15px;
        margin-top: 60px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .scroll-down-indicator {
        bottom: 20px;
    }
    
    .scroll-down-indicator .arrow {
        width: 15px;
        height: 15px;
    }
}

.features-section {
    background-color: transparent;
}

.about-section {
    background-color: transparent;
}

.portfolio-section {
    background-color: transparent;
}

/* 内容区域背景 */
.fullpage-content {
    background-color: rgba(5, 10, 20, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    padding: 40px 30px;
    margin-top: 20px; /* 增加顶部外边距 */
}

/* 确保页脚可见 */
footer {
    position: relative;
    z-index: 10;
}