/* Global Styles */
:root {
    --primary-color: #6a5acd; /* 中紫色，更有游戏感 */
    --secondary-color: #ff4500; /* 橙红色，更醒目 */
    --accent-color: #ffcc00; /* 亮黄色，更活泼 */
    --dark-color: #2c3e50;
    --light-color: #f8f9fa;
    --gray-color: #6c757d;
    --grid-color: #ddd;
    --shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --card-glow: 0 0 15px rgba(106, 90, 205, 0.3);
    --button-glow: 0 0 20px rgba(255, 204, 0, 0.4);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
    overflow-x: hidden;
}

/* Header and Navigation */
header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #483d8b 100%);
    color: var(--light-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(106, 90, 205, 0.3);
    border-bottom: 3px solid var(--accent-color);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo h1 {
    font-size: 2.2rem;
    font-weight: 800;
    position: relative;
    display: inline-block;
    text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.2);
    animation: logo-float 3s ease-in-out infinite alternate;
}

.logo span {
    color: var(--accent-color);
    position: relative;
    display: inline-block;
    animation: logo-glow 2s ease-in-out infinite alternate;
}

@keyframes logo-float {
    from {
        transform: translateY(0);
    }
    to {
        transform: translateY(-5px);
    }
}

@keyframes logo-glow {
    from {
        text-shadow: 0 0 5px var(--accent-color);
    }
    to {
        text-shadow: 0 0 20px var(--accent-color), 0 0 30px var(--accent-color);
    }
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: var(--light-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    padding: 0.5rem 0;
    display: inline-block;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-links a:hover {
    color: var(--accent-color);
    transform: translateY(-3px);
    text-shadow: 0 0 10px rgba(255, 204, 0, 0.5);
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    bottom: 0;
    left: 0;
    background: linear-gradient(90deg, var(--accent-color), #ffaa00);
    transition: width 0.3s ease;
    border-radius: 3px;
}

.nav-links a:hover::after {
    width: 100%;
    box-shadow: 0 0 10px rgba(255, 204, 0, 0.5);
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6rem 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, #483d8b 100%);
    color: var(--light-color);
    position: relative;
    overflow: hidden;
    min-height: 90vh;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 80% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

/* 数字装饰元素 */
.hero::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Ctext x='10' y='40' font-family='Arial' font-size='20' fill='%23ffffff22'%3E1%3C/text%3E%3Ctext x='40' y='15' font-family='Arial' font-size='16' fill='%23ffffff22'%3E5%3C/text%3E%3C/svg%3E"),
        url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Ctext x='20' y='60' font-family='Arial' font-size='30' fill='%23ffffff22'%3E9%3C/text%3E%3C/svg%3E");
    opacity: 0.3;
}

.hero-content {
    max-width: 600px;
    z-index: 1;
    animation: fadeInLeft 1s ease-in-out, pulse 3s infinite alternate;
}

.hero-content h2 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    line-height: 1.2;
    font-weight: 800;
    text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.2);
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    font-weight: 500;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

.btn-primary, .btn-secondary {
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 40px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: linear-gradient(45deg, var(--accent-color), #ffaa00);
    color: var(--dark-color);
    box-shadow: var(--button-glow);
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 0 30px rgba(255, 204, 0, 0.6);
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        60deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.3) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: rotate(30deg);
    transition: all 0.6s ease;
}

.btn-primary:hover::after {
    left: 130%;
}

.btn-secondary {
    background: transparent;
    color: var(--light-color);
    border: 3px solid var(--light-color);
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background: var(--light-color);
    color: var(--dark-color);
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    animation: fadeInRight 1s ease-in-out;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transform: rotate(2deg);
}

/* Features Section */
.features {
    padding: 6rem 2rem;
    background-color: var(--light-color);
    position: relative;
    overflow: hidden;
}

/* 装饰背景 */
.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 10% 20%, rgba(106, 90, 205, 0.05) 0%, transparent 20%),
                      radial-gradient(circle at 90% 80%, rgba(255, 69, 0, 0.05) 0%, transparent 20%);
    z-index: 0;
}

.features {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.feature-card {
    background: linear-gradient(135deg, white 0%, #f8f9ff 100%);
    border-radius: 15px;
    padding: 2.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow), var(--card-glow);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    flex: 1 1 300px;
    max-width: 350px;
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(106, 90, 205, 0.1);
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.feature-card:hover {
    transform: translateY(-15px) rotate(1deg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15), 0 0 25px rgba(106, 90, 205, 0.4);
}

.feature-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(106, 90, 205, 0.1), rgba(255, 69, 0, 0.1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary-color);
    font-size: 1.8rem;
    transition: all 0.3s ease;
    border: 3px solid rgba(106, 90, 205, 0.2);
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, rgba(106, 90, 205, 0.2), rgba(255, 69, 0, 0.2));
    transform: scale(1.1);
    color: var(--secondary-color);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray-color);
}

/* How It Works Section */
.how-it-works {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #eef2ff 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.how-it-works::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-image: 
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Crect width='60' height='60' fill='%236a5acd11' rx='5' ry='5'/%3E%3C/svg%3E");
    opacity: 0.3;
    z-index: 0;
}

.how-it-works h2 {
    font-size: 2.8rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-weight: 800;
    text-shadow: 2px 2px 0 rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 1;
}

.how-it-works h2::after {
    content: '';
    display: block;
    width: 100px;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 1rem auto 0;
    border-radius: 5px;
}

.steps {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.step {
    display: flex;
    align-items: center;
    margin-bottom: 3rem;
    text-align: left;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.step:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-color), #ffaa00);
    color: var(--dark-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: bold;
    margin-right: 1.5rem;
    flex-shrink: 0;
    box-shadow: 0 0 15px rgba(255, 204, 0, 0.3);
    border: 3px solid white;
    position: relative;
}

.step-number::before {
    content: '';
    position: absolute;
    width: 70px;
    height: 70px;
    background: rgba(255, 204, 0, 0.2);
    border-radius: 50%;
    animation: pulse-ring 2s infinite;
}

.step p {
    font-size: 1.1rem;
}

/* Testimonials Section */
.testimonials {
    padding: 6rem 2rem;
    background-color: var(--light-color);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%236a5acd' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E");
    opacity: 0.5;
    z-index: 0;
}

.testimonials h2 {
    font-size: 2.8rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-weight: 800;
    text-shadow: 2px 2px 0 rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 1;
}

.testimonials h2::after {
    content: '';
    display: block;
    width: 100px;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 1rem auto 0;
    border-radius: 5px;
}

.testimonial-slider {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.testimonial {
    background: linear-gradient(135deg, white 0%, #f8f9ff 100%);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow), 0 0 15px rgba(106, 90, 205, 0.1);
    margin-bottom: 2rem;
    position: relative;
    transition: all 0.3s ease;
    border: 2px solid rgba(106, 90, 205, 0.1);
}

.testimonial:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1), 0 0 25px rgba(106, 90, 205, 0.2);
}

.testimonial p {
    font-size: 1.3rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
    position: relative;
    z-index: 1;
}

.testimonial p::before {
    content: '"';
    font-size: 4rem;
    position: absolute;
    top: -20px;
    left: -10px;
    color: rgba(106, 90, 205, 0.1);
    z-index: 0;
    font-family: Georgia, serif;
}

.author {
    font-weight: bold;
    color: var(--primary-color);
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Benefits Section */
.benefits {
    padding: 6rem 2rem;
    background-color: var(--light-color);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.benefits::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 20% 30%, rgba(106, 90, 205, 0.05) 0%, transparent 20%),
                      radial-gradient(circle at 80% 70%, rgba(255, 69, 0, 0.05) 0%, transparent 20%);
    z-index: 0;
}

.benefits h2 {
    font-size: 2.8rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-weight: 800;
    text-shadow: 2px 2px 0 rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 1;
}

.benefits h2::after {
    content: '';
    display: block;
    width: 100px;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 1rem auto 0;
    border-radius: 5px;
}

.benefits-container {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.benefit-card {
    background: linear-gradient(135deg, white 0%, #f8f9ff 100%);
    border-radius: 15px;
    padding: 2.5rem;
    box-shadow: var(--shadow), var(--card-glow);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    flex: 1 1 250px;
    max-width: 300px;
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(106, 90, 205, 0.1);
}

.benefit-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
}

.benefit-card:hover {
    transform: translateY(-10px) rotate(1deg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15), 0 0 25px rgba(255, 69, 0, 0.3);
}

.benefit-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(255, 69, 0, 0.1), rgba(255, 204, 0, 0.1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--secondary-color);
    font-size: 1.8rem;
    transition: all 0.3s ease;
    border: 3px solid rgba(255, 69, 0, 0.2);
}

.benefit-card:hover .benefit-icon {
    background: linear-gradient(135deg, rgba(255, 69, 0, 0.2), rgba(255, 204, 0, 0.2));
    transform: scale(1.1);
    color: var(--accent-color);
}

.benefit-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.benefit-card p {
    color: var(--gray-color);
}

/* FAQ Section */
.faq {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #eef2ff 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.faq::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-image: 
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Crect width='60' height='60' fill='%236a5acd11' rx='5' ry='5'/%3E%3C/svg%3E");
    opacity: 0.3;
    z-index: 0;
}

.faq h2 {
    font-size: 2.8rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-weight: 800;
    text-shadow: 2px 2px 0 rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 1;
}

.faq h2::after {
    content: '';
    display: block;
    width: 100px;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 1rem auto 0;
    border-radius: 5px;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.faq-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
    text-align: left;
    transition: all 0.3s ease;
    border: 2px solid rgba(106, 90, 205, 0.1);
}

.faq-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: rgba(106, 90, 205, 0.3);
}

.faq-item h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.faq-item p {
    color: var(--gray-color);
    font-size: 1.1rem;
}

/* Newsletter Section */
.newsletter {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, #483d8b 100%);
    color: var(--light-color);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.newsletter::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='25' cy='25' r='3' fill='%23ffffff33'/%3E%3Ccircle cx='75' cy='25' r='3' fill='%23ffffff33'/%3E%3Ccircle cx='25' cy='75' r='3' fill='%23ffffff33'/%3E%3Ccircle cx='75' cy='75' r='3' fill='%23ffffff33'/%3E%3C/svg%3E");
    opacity: 0.3;
    z-index: 0;
}

.newsletter h2 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
    text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1;
}

.newsletter p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

.newsletter-form {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.newsletter-form input[type="email"] {
    padding: 1rem 2rem;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 40px;
    font-size: 1.1rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.1);
    color: var(--light-color);
    width: 100%;
    max-width: 400px;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.newsletter-form input[type="email"]::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.newsletter-form input[type="email"]:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 20px rgba(255, 204, 0, 0.3);
    background: rgba(255, 255, 255, 0.2);
}

.newsletter-form button {
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 40px;
    background: linear-gradient(45deg, var(--accent-color), #ffaa00);
    color: var(--dark-color);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--button-glow);
    position: relative;
    overflow: hidden;
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.newsletter-form button:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 0 30px rgba(255, 204, 0, 0.6);
}

.newsletter-form button::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        60deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.3) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: rotate(30deg);
    transition: all 0.6s ease;
}

.newsletter-form button:hover::after {
    left: 130%;
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--dark-color) 0%, #1a252f 100%);
    color: var(--light-color);
    padding: 4rem 2rem;
    position: relative;
    overflow: hidden;
    border-top: 3px solid var(--accent-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .benefits-container,
    .features {
        flex-direction: column;
        align-items: center;
    }
    
    .benefit-card,
    .feature-card {
        max-width: 100%;
        margin-bottom: 2rem;
    }
    
    .faq-item {
        padding: 1.5rem;
    }
    
    .newsletter-form {
        flex-direction: column;
        align-items: center;
    }
    
    .newsletter-form input[type="email"] {
        max-width: 100%;
    }
    
    .benefits h2,
    .faq h2,
    .newsletter h2 {
        font-size: 2.2rem;
    }
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M50 50c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10s-10-4.477-10-10 4.477-10 10-10zM10 10c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10S0 25.523 0 20s4.477-10 10-10zm10 8c4.418 0 8-3.582 8-8s-3.582-8-8-8-8 3.582-8 8 3.582 8 8 8zm40 40c4.418 0 8-3.582 8-8s-3.582-8-8-8-8 3.582-8 8 3.582 8 8 8z' /%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    z-index: 0;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.footer-info, .footer-links, .footer-legal {
    flex: 1;
    min-width: 250px;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.footer-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
    text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.3);
    display: inline-block;
    position: relative;
}

.footer-info h3::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.footer-info h3:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.footer-links h4, .footer-legal h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
    position: relative;
    display: inline-block;
}

.footer-links h4::after, .footer-legal h4::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.footer-links h4:hover::after, .footer-legal h4:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.footer-links ul, .footer-legal ul {
    list-style: none;
}

.footer-links li, .footer-legal li {
    margin-bottom: 0.5rem;
}

.footer-links a, .footer-legal a {
    color: var(--light-color);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover, .footer-legal a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Animations */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {
    from {
        transform: scale(1);
    }
    to {
        transform: scale(1.02);
    }
}

@keyframes pulse-ring {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

/* Responsive Styles */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content h2 {
        font-size: 2.5rem;
    }
    
    .cta-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .nav {
        flex-direction: column;
    }
    
    .nav-links {
        margin-top: 1rem;
        justify-content: center;
    }
    
    .nav-links li {
        margin-left: 1rem;
        margin-right: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .how-it-works h2, .testimonials h2, .newsletter h2 {
        font-size: 2rem;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .step-number {
        margin-right: 0;
        margin-bottom: 1rem;
    }
    
    .benefits h2,
    .faq h2,
    .newsletter h2 {
        font-size: 1.8rem;
    }
    
    .benefit-card,
    .feature-card {
        padding: 1.5rem;
    }
    
    .benefit-icon,
    .feature-icon {
        width: 80px;
        height: 80px;
        font-size: 1.5rem;
    }
    
    .benefit-card h3,
    .feature-card h3 {
        font-size: 1.3rem;
    }
}

/* About Page Styles */
.about-section {
    padding: 4rem 2rem;
    background-color: var(--light-color);
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
}

.about-container h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

.about-content {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
}

.about-image {
    flex: 1;
    min-width: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-image img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.about-text {
    flex: 1;
    min-width: 300px;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.features-highlight {
    margin-bottom: 3rem;
}

.features-highlight h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-item {
    background-color: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-item .feature-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(74, 111, 165, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--primary-color);
}

.feature-item h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.feature-item p {
    color: var(--gray-color);
    line-height: 1.6;
}

.sudoku-benefits {
    margin-bottom: 3rem;
}

.sudoku-benefits h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

.benefits-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.benefit-item {
    background-color: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.benefit-item h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.benefit-item p {
    color: var(--gray-color);
    line-height: 1.6;
}

.team-section {
    text-align: center;
    background-color: rgba(74, 111, 165, 0.05);
    padding: 3rem;
    border-radius: 10px;
}

.team-section h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.team-section p {
    font-size: 1.1rem;
    color: var(--dark-color);
    line-height: 1.8;
}

/* Contact Page Styles */
.contact-section {
    padding: 4rem 2rem;
    background-color: var(--light-color);
}

.contact-container {
    max-width: 800px;
    margin: 0 auto;
}

.contact-container h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

.contact-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--dark-color);
}

.contact-info {
    background-color: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.contact-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(74, 111, 165, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.contact-details p {
    margin-bottom: 0.5rem;
    text-align: left;
    color: var(--gray-color);
}

.email-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    transition: var(--transition);
}

.email-link:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.contact-note {
    background-color: rgba(255, 209, 102, 0.1);
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid var(--accent-color);
}

.contact-note p {
    text-align: left;
    color: var(--dark-color);
    margin-bottom: 0;
}

/* Privacy Policy and Terms of Service Styles */
.privacy-section, .terms-section {
    padding: 4rem 2rem;
    background-color: var(--light-color);
}

.privacy-container, .terms-container {
    max-width: 900px;
    margin: 0 auto;
}

.privacy-container h2, .terms-container h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}

.privacy-date, .terms-date {
    text-align: center;
    color: var(--gray-color);
    margin-bottom: 3rem;
    font-style: italic;
}

.privacy-content, .terms-content {
    background-color: white;
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.privacy-content p, .terms-content p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--dark-color);
}

.privacy-content h3, .terms-content h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin: 2.5rem 0 1.5rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid rgba(74, 111, 165, 0.1);
}

.privacy-content h4, .terms-content h4 {
    font-size: 1.4rem;
    color: var(--dark-color);
    margin: 1.5rem 0 1rem 0;
}

.privacy-content ul, .terms-content ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.privacy-content li, .terms-content li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
    color: var(--dark-color);
}

/* Data Collection Table */
.data-collection-table, .third-party-table {
    margin: 2rem 0;
    overflow-x: auto;
}

.data-collection-table table, .third-party-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.data-collection-table th, .third-party-table th {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem;
    text-align: left;
}

.data-collection-table td, .third-party-table td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.data-collection-table tr:nth-child(even), .third-party-table tr:nth-child(even) {
    background-color: rgba(0, 0, 0, 0.02);
}

.data-collection-table tr:hover, .third-party-table tr:hover {
    background-color: rgba(74, 111, 165, 0.05);
}

/* CCPA Rights */
.ccpa-rights {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.right-item {
    background-color: rgba(74, 111, 165, 0.05);
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
}

.right-item h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.8rem;
}

.right-item p {
    font-size: 0.95rem;
    margin-bottom: 0;
    color: var(--dark-color);
}

/* Address */
address {
    font-style: normal;
    line-height: 1.8;
}

address a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

address a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* Responsive Styles for Pages */
@media (max-width: 768px) {
    .about-content {
        flex-direction: column;
    }
    
    .features-grid, .benefits-list {
        grid-template-columns: 1fr;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-details p {
        text-align: center;
    }
    
    .ccpa-rights {
        grid-template-columns: 1fr;
    }
    
    .privacy-content, .terms-content {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .about-container h2, .contact-container h2, .privacy-container h2, .terms-container h2 {
        font-size: 2rem;
    }
    
    .privacy-content h3, .terms-content h3 {
        font-size: 1.5rem;
    }
    
    .privacy-content h4, .terms-content h4 {
        font-size: 1.2rem;
    }
    
    .team-section {
        padding: 2rem 1rem;
    }
    
    .data-collection-table table, .third-party-table table {
        font-size: 0.8rem;
    }
    
    .data-collection-table th, .third-party-table th, .data-collection-table td, .third-party-table td {
        padding: 0.5rem;
    }
}