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

html {
    height: 100%;
}

body {
    font-family: 'Georgia', 'Times New Roman', serif;
    line-height: 1.5;
    color: #2C5F41;
    letter-spacing: 0.2px;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    /* Use river website art.png as the backdrop for entire website */
    background-image: url('../river coin/river website art.png');
    background-size: 100vw auto;
    background-position: center top;
    background-repeat: no-repeat;
    background-attachment: scroll;
    min-height: 133.33vw; /* 1500x2000 aspect ratio: 2000/1500 = 1.333 */
}

/* Content container that scrolls with background */
.content-wrapper {
    position: relative;
    z-index: 1;
    background: transparent;
    height: 133.33vw; /* Match background height exactly */
    padding: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Top left coin logo */
.top-left-coin {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1000;
}

.coin-logo-small {
    width: 80px;
    height: 80px;
    object-fit: contain;
    background: transparent;
    border-radius: 50%;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

/* Hero Section - remove dark overlays, blend with background */
.hero {
    height: 800px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    background: transparent;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

/* Main coin at top of website */
.main-coin-container {
    margin-bottom: 2rem;
    padding-top: 2rem;
}

.main-coin {
    width: 300px;
    height: 300px;
    object-fit: contain;
    background: transparent;
    border-radius: 50%;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.4));
    animation: float 3s ease-in-out infinite;
}

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

.hero-title {
    font-family: 'Georgia', serif;
    font-size: 3.2rem;
    font-weight: bold;
    margin-bottom: 0.8rem;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.5), 1px 1px 3px rgba(70, 130, 180, 0.3);
    color: #F0F8FF;
    letter-spacing: 1.5px;
    animation: ripple 2s infinite;
}

@keyframes ripple {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.hero-subtitle {
    font-family: 'Georgia', serif;
    font-size: 1.4rem;
    margin-bottom: 2rem;
    color: #E6F3FF;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    font-style: italic;
    letter-spacing: 0.5px;
    line-height: 1.6;
}

/* Main buttons beneath the coin */
.main-buttons {
    margin-bottom: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    text-transform: uppercase;
}

.btn-buy {
    background: rgba(67, 233, 123, 0.9);
    color: white;
    box-shadow: 0 4px 15px rgba(67, 233, 123, 0.4);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-buy:hover {
    transform: translateY(-3px);
    background: rgba(67, 233, 123, 1);
    box-shadow: 0 6px 20px rgba(67, 233, 123, 0.6);
}

.btn-ca {
    background: rgba(79, 172, 254, 0.9);
    color: white;
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-ca:hover {
    transform: translateY(-3px);
    background: rgba(79, 172, 254, 1);
    box-shadow: 0 6px 20px rgba(79, 172, 254, 0.6);
}

.btn-twitter {
    background: rgba(29, 161, 242, 0.9);
    color: white;
    box-shadow: 0 4px 15px rgba(29, 161, 242, 0.4);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-twitter:hover {
    transform: translateY(-3px);
    background: rgba(29, 161, 242, 1);
    box-shadow: 0 6px 20px rgba(29, 161, 242, 0.6);
}

/* CA Section styling */
.ca-section {
    background: rgba(0, 0, 0, 0.8);
    padding: 1rem 2rem;
    border-radius: 15px;
    text-align: center;
    color: white;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.ca-section p {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
    font-weight: bold;
}

.ca-address {
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 15px;
    border-radius: 8px;
    font-family: monospace;
    font-size: 0.8rem;
    margin: 0 0.5rem 1rem 0.5rem;
    display: inline-block;
    word-break: break-all;
    max-width: 300px;
}

/* New About Sections - Individual sections for each paragraph */
.about-section {
    padding: 25px 0;
    background: transparent;
}

.about-section h2 {
    font-family: 'Georgia', serif;
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 1.2rem;
    color: #1E4A32;
    text-shadow: 2px 2px 4px rgba(255, 255, 255, 0.8), 1px 1px 2px rgba(70, 130, 180, 0.2);
    letter-spacing: 0.8px;
    font-weight: 600;
}

.section-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.section-content p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #1E4A32;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8);
    margin: 0;
}

/* Principles Grid */
.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.principle-card {
    background: rgba(255, 255, 255, 0.15);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: transform 0.3s ease;
}

.principle-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.2);
}

.principle-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: #1E4A32;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8);
    font-weight: 600;
}

.principle-card p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #2C5F41;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8);
}


/* Footer - blend with background */
.footer {
    padding: 40px 0;
    background: transparent;
    color: #2F4F4F;
    text-align: center;
    
    border-top: 2px solid rgba(255, 255, 255, 0.5);
}

.disclaimer {
    font-size: 0.9rem;
    color: #4682B4;
    margin-top: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        background-size: cover; /* On mobile, use cover to ensure full screen coverage */
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .main-coin {
        width: 200px;
        height: 200px;
    }
    
    .coin-logo-small {
        width: 60px;
        height: 60px;
    }
    
    .btn {
        display: block;
        margin: 10px auto;
        width: 200px;
    }
    
    .main-buttons {
        gap: 1.5rem;
    }
    
    .ca-address {
        max-width: 250px;
        font-size: 0.7rem;
    }
    
    .about-section h2 {
        font-size: 2rem;
    }
}