/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #000000;
    color: #ffffff;
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Header styles */
header {
    text-align: center;
    padding: 60px 0 40px;
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    position: relative;
    overflow: hidden;
}

.header-visual {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-emoji {
    position: absolute;
    font-size: 2rem;
    opacity: 0.3;
    animation: float 6s ease-in-out infinite;
}

.floating-emoji:nth-child(1) {
    top: 25%;
    left: 15%;
    animation-delay: 0s;
}

.floating-emoji:nth-child(2) {
    bottom: 25%;
    right: 15%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

.main-title {
    font-size: 4rem;
    font-weight: 700;
    color: #FFD700;
    margin-bottom: 10px;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
    cursor: help;
}

.subtitle {
    font-size: 2.5rem;
    font-weight: 300;
    color: #ffffff;
    margin-bottom: 15px;
    opacity: 0.9;
}

.tagline {
    font-size: 1.2rem;
    color: #FFD700;
    font-weight: 400;
    opacity: 0.8;
    cursor: help;
}

/* Main content */
main {
    padding: 40px 0;
}

/* Hero section */
.hero {
    margin-bottom: 60px;
}

.meme-card {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #000000;
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 20px 40px rgba(255, 215, 0, 0.2);
    max-width: 600px;
    margin: 0 auto;
}

.emoji {
    font-size: 4rem;
    margin-bottom: 20px;
    display: block;
}

.meme-card h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #000000;
}

.philosophy-link {
    color: #000000;
    text-decoration: none;
    cursor: help;
    transition: all 0.3s ease;
    position: relative;
    padding-right: 25px;
}

.philosophy-link::after {
    content: "🔗";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.7em;
    opacity: 0.6;
    transition: opacity 0.3s ease;
    margin-left: 5px;
}

.philosophy-link:hover {
    color: #FFD700;
    text-decoration: underline;
}

.philosophy-link:hover::after {
    opacity: 1;
}

.hero-image {
    text-align: center;
    margin-bottom: 20px;
}

.meme-image {
    max-width: 200px;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.meme-image:hover {
    transform: scale(1.05);
}

.meme-card p {
    font-size: 1.1rem;
    color: #000000;
    opacity: 0.8;
    margin-bottom: 25px;
}

.button-group {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.buy-button {
    display: inline-block;
    background: #000000;
    color: #FFD700;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: 2px solid #FFD700;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.buy-button:hover {
    background: #FFD700;
    color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.3);
    border-color: #000000;
}

.twitter-button {
    display: inline-block;
    background: #000000;
    color: #ffffff;
    padding: 12px 16px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.4rem;
    border: 2px solid #ffffff;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    min-width: 50px;
    text-align: center;
}

.twitter-button:hover {
    background: #ffffff;
    color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
    border-color: #000000;
}

/* Content section */
.content {
    margin-bottom: 60px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.info-card {
    background: #ffffff;
    color: #000000;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
    animation: slideInUp 0.6s ease forwards;
}


.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(255, 255, 255, 0.2);
}

.info-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #000000;
    cursor: help;
}

.card-image {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 15px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.card-image:hover {
    transform: scale(1.02);
}

.info-card p {
    color: #000000;
    opacity: 0.8;
    line-height: 1.6;
    cursor: help;
}

/* Manifesto section */
.manifesto {
    background: linear-gradient(135deg, #1a1a1a 0%, #000000 100%);
    padding: 50px 40px;
    border-radius: 20px;
    text-align: center;
    margin-bottom: 40px;
    border: 2px solid #FFD700;
    position: relative;
    overflow: hidden;
}


.manifesto h3 {
    font-size: 2rem;
    font-weight: 600;
    color: #FFD700;
    margin-bottom: 30px;
    cursor: help;
}

.manifesto-content p:first-child {
    font-size: 1.3rem;
    font-style: italic;
    margin-bottom: 20px;
    color: #ffffff;
    opacity: 0.9;
    cursor: help;
}

.manifesto-content p:last-child {
    font-size: 1rem;
    color: #FFD700;
    opacity: 0.7;
    cursor: help;
}

/* Footer */
footer {
    text-align: center;
    padding: 40px 0;
    background: #000000;
    border-top: 1px solid #333333;
    position: relative;
}


footer p {
    color: #FFD700;
    font-size: 1.1rem;
    opacity: 0.8;
    font-style: italic;
    cursor: help;
}

/* Origin section */
.origin {
    background: linear-gradient(135deg, #1a1a1a 0%, #000000 100%);
    padding: 50px 40px;
    border-radius: 20px;
    text-align: center;
    margin-bottom: 40px;
    border: 2px solid #FFD700;
}

.origin h3 {
    font-size: 2rem;
    font-weight: 600;
    color: #FFD700;
    margin-bottom: 30px;
    cursor: help;
}

.origin-content p {
    color: #ffffff;
    opacity: 0.9;
    margin-bottom: 20px;
    cursor: help;
}

.origin-content blockquote {
    background: #000000;
    border-left: 4px solid #FFD700;
    padding: 20px;
    margin: 30px 0;
    font-style: italic;
    color: #FFD700;
    border-radius: 0 10px 10px 0;
    cursor: help;
}

.origin-content blockquote p {
    margin: 0;
    color: #FFD700;
}

/* Related concepts section */
.related-concepts {
    margin-bottom: 40px;
}

.related-concepts h3 {
    font-size: 2rem;
    font-weight: 600;
    color: #FFD700;
    text-align: center;
    margin-bottom: 40px;
    cursor: help;
}

.concepts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.concept-card {
    background: #ffffff;
    color: #000000;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.concept-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(255, 255, 255, 0.2);
}

.concept-card h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: #000000;
    cursor: help;
}

.concept-card p {
    color: #000000;
    opacity: 0.8;
    line-height: 1.5;
    cursor: help;
}

/* Mandarin tooltip styles */
.mandarin-tooltip {
    position: fixed;
    background: #FFD700;
    color: #000000;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    display: none;
    pointer-events: none;
    max-width: 200px;
    word-wrap: break-word;
    animation: tooltipFadeIn 0.2s ease;
}

@keyframes tooltipFadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hover effects for elements with Mandarin text */
[data-mandarin]:hover {
    position: relative;
}

/* Meme card hover effects */
.meme-card h3:hover,
.meme-card p:hover {
    color: #FFD700;
    transition: color 0.3s ease;
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .main-title {
        font-size: 3rem;
    }
    
    .subtitle {
        font-size: 2rem;
    }
    
    .meme-card {
        padding: 30px 20px;
        margin: 0 10px;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .manifesto {
        padding: 30px 20px;
        margin: 0 10px 40px;
    }
    
    .manifesto h3 {
        font-size: 1.5rem;
    }
    
    .manifesto-content p:first-child {
        font-size: 1.1rem;
    }
    
    .floating-emoji {
        font-size: 1.5rem;
    }
    
    .origin {
        padding: 30px 20px;
        margin: 0 10px 40px;
    }
    
    .origin h3 {
        font-size: 1.5rem;
    }
    
    .origin-content blockquote {
        padding: 15px;
        margin: 20px 0;
    }
    
    .related-concepts h3 {
        font-size: 1.5rem;
    }
    
    .concepts-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .main-title {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.5rem;
    }
    
    .tagline {
        font-size: 1rem;
    }
    
    .meme-card {
        padding: 25px 15px;
    }
    
    .emoji {
        font-size: 3rem;
    }
    
    .meme-card h3 {
        font-size: 1.5rem;
    }
    
    .meme-image {
        max-width: 150px;
    }
    
    .card-image {
        height: 120px;
    }
    
    .button-group {
        gap: 10px;
    }
    
    .buy-button {
        padding: 12px 30px;
        font-size: 1rem;
    }
    
    .twitter-button {
        padding: 10px 14px;
        font-size: 1.2rem;
        min-width: 45px;
    }
    
    .info-card {
        padding: 25px 20px;
    }
    
    .meme-image {
        max-width: 120px;
    }
    
    .card-image {
        height: 100px;
    }
    
    .button-group {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }
    
    .buy-button {
        padding: 10px 25px;
        font-size: 0.9rem;
    }
    
    .twitter-button {
        padding: 8px 12px;
        font-size: 1.1rem;
        min-width: 40px;
    }
    
    .origin {
        padding: 25px 15px;
    }
    
    .origin-content blockquote {
        padding: 12px;
        font-size: 0.9rem;
    }
    
    .concept-card {
        padding: 20px 15px;
    }
    
}