* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #0a1929, #1e3a8a);
    color: #ffffff;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 60px 0;
    position: relative;
}

.section:nth-child(even) {
    background: linear-gradient(135deg, #1e3a8a, #0f172a);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 30px;
    color: #fbbf24;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    line-height: 1.2;
    position: relative;
}

.hero-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 4px;
    background: linear-gradient(45deg, #fbbf24, #f59e0b);
    border-radius: 2px;
}

.section-title {
    font-size: 2.8rem;
    font-weight: bold;
    margin-bottom: 25px;
    color: #fbbf24;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: 1.8rem;
    margin-bottom: 40px;
    color: #60a5fa;
    font-weight: 600;
}

.content-text {
    font-size: 1.3rem;
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 900px;
    color: #e2e8f0;
}

.cta-button {
    background: linear-gradient(45deg, #fbbf24, #f59e0b);
    color: #000;
    padding: 18px 40px;
    border: none;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(251, 191, 36, 0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(251, 191, 36, 0.4);
    background: linear-gradient(45deg, #f59e0b, #d97706);
}

.hero-image {
    width: 100%;
    max-width: 600px;
    height: 400px;
    object-fit: cover;
    border-radius: 20px;
    margin: 30px 0;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.content-image {
    width: 100%;
    max-width: 500px;
    height: 300px;
    object-fit: cover;
    border-radius: 15px;
    margin: 20px 0;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin: 40px 0;
    width: 100%;
}

.stat-item {
    background: rgba(30, 58, 138, 0.5);
    padding: 30px;
    border-radius: 15px;
    border: 2px solid #fbbf24;
    backdrop-filter: blur(10px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: #fbbf24;
}

.stat-label {
    font-size: 1.1rem;
    color: #e2e8f0;
    margin-top: 10px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin: 40px 0;
    width: 100%;
}

.service-item {
    background: rgba(15, 23, 42, 0.7);
    padding: 25px;
    border-radius: 15px;
    border-left: 5px solid #fbbf24;
    backdrop-filter: blur(10px);
    text-align: left;
}

.service-title {
    color: #fbbf24;
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 10px;
}

.service-cases {
    color: #60a5fa;
    font-size: 1.1rem;
}

.steps-container {
    width: 100%;
    max-width: 800px;
    margin: 40px 0;
}

.step-item {
    background: rgba(30, 58, 138, 0.4);
    padding: 25px;
    margin: 20px 0;
    border-radius: 15px;
    border-left: 5px solid #fbbf24;
    text-align: left;
}

.step-title {
    color: #fbbf24;
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 10px;
}

.floating-button {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(45deg, #fbbf24, #f59e0b);
    color: #000;
    padding: 15px 60px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    z-index: 100;
    box-shadow: 0 8px 25px rgba(251, 191, 36, 0.4);
    animation: pulse 2s infinite;
    text-transform: uppercase;
    letter-spacing: 1px;
}

@keyframes pulse {
    0% {
        transform: translateX(-50%) scale(1);
    }
    50% {
        transform: translateX(-50%) scale(1.05);
    }
    100% {
        transform: translateX(-50%) scale(1);
    }
}

.trust-badge {
    background: rgba(251, 191, 36, 0.1);
    border: 2px solid #fbbf24;
    border-radius: 10px;
    padding: 15px 25px;
    margin: 20px;
    display: inline-block;
    color: #fbbf24;
    font-weight: bold;
    font-size: 0.9rem;
}

.urgency-text {
    background: linear-gradient(45deg, #dc2626, #ef4444);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: bold;
    margin: 15px 0;
    display: inline-block;
    animation: blink 2s infinite;
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0.7;
    }
}

.guarantee-box {
    background: rgba(34, 197, 94, 0.2);
    border: 2px solid #22c55e;
    border-radius: 15px;
    padding: 25px;
    margin: 30px 0;
    text-align: center;
}

.guarantee-title {
    color: #22c55e;
    font-size: 1.4rem;
    font-weight: bold;
    margin-bottom: 10px;
}

.testimonial-card {
    background: rgba(30, 58, 138, 0.6);
    border-radius: 15px;
    padding: 25px;
    margin: 20px 0;
    border-left: 5px solid #fbbf24;
    backdrop-filter: blur(10px);
}

.testimonial-text {
    font-style: italic;
    color: #e2e8f0;
    margin-bottom: 15px;
}

.testimonial-author {
    color: #fbbf24;
    font-weight: bold;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.feature-item {
    background: rgba(15, 23, 42, 0.8);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(251, 191, 36, 0.3);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    border-color: #fbbf24;
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.2);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #fbbf24, #f59e0b);
    border-radius: 50%;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #000;
    font-weight: bold;
}

.footer {
    background: #0f172a;
    padding: 40px 0;
    border-top: 3px solid #fbbf24;
}

.disclaimer {
    background: rgba(30, 58, 138, 0.3);
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
    border: 1px solid #fbbf24;
}

.disclaimer h3 {
    color: #fbbf24;
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.disclaimer ul {
    text-align: left;
    max-width: 800px;
    margin: 0 auto;
}

.disclaimer li {
    margin: 10px 0;
    line-height: 1.6;
    color: #e2e8f0;
}

.footer-links {
    text-align: center;
    margin-top: 20px;
}

.footer-links a {
    color: #60a5fa;
    text-decoration: none;
    margin: 0 20px;
    font-size: 1.1rem;
}

.footer-links a:hover {
    color: #fbbf24;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.4rem;
    }

    .content-text {
        font-size: 1.1rem;
    }

    .cta-button {
        padding: 15px 30px;
        font-size: 1rem;
    }

    .floating-button {
        padding: 12px 40px;
        font-size: 1rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .container {
        padding: 0 15px;
    }

    .hero-image, .content-image {
        border-radius: 15px;
    }

    .hero-image:hover, .content-image:hover {
        transform: translateY(-5px) scale(1.01);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .hero-image, .content-image {
        border-radius: 10px;
    }

    .hero-image:hover, .content-image:hover {
        transform: translateY(-3px);
    }
}

.hero-image, .content-image {
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
}

.hero-image::before, .content-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
    z-index: 1;
}

.hero-image:hover::before, .content-image:hover::before {
    left: 100%;
}

.hero-image:hover, .content-image:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
}

/* 图片加载动画 */
@keyframes imageReveal {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-image, .content-image {
    animation: imageReveal 1s ease-out forwards;
    opacity: 0;
}

/* 为不同图片设置不同的动画延迟 */
.section:nth-child(1) .hero-image {
    animation-delay: 0.3s;
}

.section:nth-child(2) .content-image {
    animation-delay: 0.6s;
}

.section:nth-child(3) .content-image {
    animation-delay: 0.9s;
}

/* 图片边框发光效果 */
.hero-image, .content-image {
    border: 2px solid transparent;
}

.hero-image:hover, .content-image:hover {
    border-color: #fbbf24;
    box-shadow: 0 0 20px rgba(251, 191, 36, 0.5);
}

/* 图片滤镜效果 */
.hero-image {
    filter: brightness(1.05) contrast(1.1);
}

.content-image {
    filter: saturate(1.2);
}

.hero-image:hover {
    filter: brightness(1.1) contrast(1.15) saturate(1.1);
}

.content-image:hover {
    filter: saturate(1.3) brightness(1.05);
}

/* 视差滚动效果 */
.parallax-image {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
}

/* 为图片添加轻微的3D倾斜效果 */
.hero-image, .content-image {
    perspective: 1000px;
}

.hero-image:hover, .content-image:hover {
    transform: perspective(1000px) rotateY(5deg) translateY(-10px) scale(1.02);
}
.image-placeholder {
    background: linear-gradient(90deg, #1e3a8a, #0f172a, #1e3a8a);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 20px;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}