/* 轮播图样式 */
.hero-slider {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        45deg,
        rgba(0, 0, 0, 0.6) 0%,
        rgba(0, 0, 0, 0.3) 50%,
        rgba(0, 0, 0, 0.4) 100%
    );
    z-index: 1;
}

.hero-slide .container {
    position: relative;
    z-index: 2;
}

.hero-slide .hero-content {
    text-align: center;
    color: white;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-slide .hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    animation: slideInUp 1s ease-out;
}

.hero-slide .hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 2rem;
    line-height: 1.4;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    animation: slideInUp 1s ease-out 0.3s both;
}

.hero-cta-btn {
    display: inline-block;
    background: linear-gradient(135deg, #007cba 0%, #005a87 100%);
    color: white;
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(0, 124, 186, 0.3);
    animation: slideInUp 1s ease-out 0.6s both;
}

.hero-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 124, 186, 0.4);
    background: linear-gradient(135deg, #0096e0 0%, #007cba 100%);
}

/* 导航控制 */
.hero-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    z-index: 3;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    pointer-events: none;
}

.hero-nav-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: auto;
    backdrop-filter: blur(10px);
}

.hero-nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.6);
    transform: scale(1.1);
}

.hero-nav-btn i {
    font-size: 20px;
}

/* 圆点指示器 */
.hero-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 3;
}

.hero-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: all 0.3s ease;
}

.hero-dot.active {
    background: white;
    transform: scale(1.2);
}

.hero-dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
}

/* 动画效果 */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-slide .hero-title {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }
    
    .hero-slide .hero-subtitle {
        font-size: 1.2rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-cta-btn {
        padding: 14px 28px;
        font-size: 1rem;
    }
    
    .hero-nav {
        padding: 0 20px;
    }
    
    .hero-nav-btn {
        width: 50px;
        height: 50px;
    }
    
    .hero-nav-btn i {
        font-size: 16px;
    }
    
    .hero-dots {
        bottom: 20px;
        gap: 12px;
    }
    
    .hero-dot {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 480px) {
    .hero-slide .hero-title {
        font-size: 2rem;
    }
    
    .hero-slide .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-cta-btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    .hero-nav {
        padding: 0 15px;
    }
    
    .hero-nav-btn {
        width: 45px;
        height: 45px;
    }
    
    .hero-nav-btn i {
        font-size: 14px;
    }
}