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

:root {
    --primary: #2E86AB;
    --secondary: #A23B72;
    --accent: #F18F01;
    --background: #F8F9FA;
    --foreground: #2B2D42;
    --muted: #6C757D;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--background) 0%, #FFFFFF 100%);
    color: var(--foreground);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
    background: linear-gradient(135deg, var(--primary) 0%, #1A5F7A 100%);
    border-radius: 20px;
    color: white;
    box-shadow: 0 10px 30px rgba(46, 134, 171, 0.3);
}

.header h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.warning-banner {
    background: linear-gradient(135deg, #FF6B6B 0%, #C44569 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    text-align: center;
    box-shadow: 0 5px 20px rgba(255, 107, 107, 0.3);
}

.warning-banner h2 {
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.ebook-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    margin-bottom: 3rem;
}

.chapter {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.chapter:last-child {
    border-bottom: none;
}

.chapter h2 {
    color: var(--primary);
    font-size: 1.8rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--accent);
    padding-left: 1rem;
}

.chapter p {
    color: var(--foreground);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.risk-list {
    background: #FFF5F5;
    padding: 1.5rem;
    border-radius: 10px;
    margin: 1.5rem 0;
    border-left: 4px solid #FF6B6B;
}

.risk-list h3 {
    color: #C53030;
    margin-bottom: 1rem;
}

.benefit-list {
    background: #F0FFF4;
    padding: 1.5rem;
    border-radius: 10px;
    margin: 1.5rem 0;
    border-left: 4px solid #38A169;
}

.benefit-list h3 {
    color: #2F855A;
    margin-bottom: 1rem;
}

.pet-previews {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.pet-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.pet-card:hover {
    transform: translateY(-5px);
}

.pet-image {
    height: 180px;
    overflow: hidden;
}

.pet-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.pet-card:hover .pet-image img {
    transform: scale(1.05);
}

.pet-info {
    padding: 1rem;
}

.pet-info h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.download-section {
    text-align: center;
    margin-top: 3rem;
    padding: 3rem 2rem;
    background: linear-gradient(135deg, var(--primary) 0%, #1A5F7A 100%);
    border-radius: 20px;
    color: white;
    position: relative;
    overflow: hidden;
}

.download-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 60%);
    transform: rotate(30deg);
}

.download-section h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    position: relative;
}

.download-section p {
    max-width: 600px;
    margin: 0 auto 2rem;
    font-size: 1.1rem;
    opacity: 0.9;
    position: relative;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    background: linear-gradient(135deg, var(--accent), #FF9F1C);
    color: white;
    padding: 1.2rem 2.5rem;
    border: none;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    margin-top: 1rem;
    position: relative;
    z-index: 2;
    box-shadow: 0 10px 30px rgba(241, 143, 1, 0.4);
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(241, 143, 1, 0.6);
}

.arrow-down {
    animation: bounce 2s infinite;
    font-size: 1.8rem;
}

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

.footer {
    text-align: center;
    padding: 2rem;
    color: var(--muted);
    font-size: 0.9rem;
    margin-top: 3rem;
}

@media (max-width: 768px) {
    .header h1 {
        font-size: 2rem;
    }

    .container {
        padding: 1rem;
    }

    .ebook-content {
        padding: 1.5rem;
    }

    .pet-previews {
        grid-template-columns: 1fr;
    }
}

.floating-paw {
    position: absolute;
    font-size: 2rem;
    opacity: 0.1;
    color: white;
    z-index: 1;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(10deg);
    }
}