/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --text-dark: #2d3748;
    --text-light: #718096;
    --bg-light: #f7fafc;
    --white: #ffffff;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    color: var(--white);
}

.logo-container {
    margin-bottom: 2rem;
    animation: fadeInDown 1s ease;
}

.logo {
    width: 150px;
    height: 150px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05) rotate(5deg);
}

.company-name {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease 0.2s backwards;
    letter-spacing: 0.05em;
}

.slogan {
    font-size: 1.5rem;
    font-weight: 300;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.4s backwards;
    letter-spacing: 0.1em;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    font-size: 2rem;
    animation: bounce 2s infinite;
    opacity: 0.8;
}

/* Product Section */
.product {
    padding: 6rem 0;
    background: var(--bg-light);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.product-card {
    background: var(--white);
    border-radius: 20px;
    padding: 3rem;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: center;
    transition: all 0.3s ease;
}

.product-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.product-logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 15px;
}

.product-name {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
}

.coming-soon-badge {
    display: inline-block;
    background: var(--secondary-gradient);
    color: var(--white);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.product-description {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
}

.product-qr {
    text-align: center;
}

.qr-code {
    width: 200px;
    height: 200px;
    border-radius: 15px;
    margin-bottom: 1rem;
}

.qr-hint {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

.copyright {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.footer-link {
    display: block;
    width: fit-content;
    margin: 0 auto;
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    font-size: 0.9rem;
    transition: opacity 0.3s ease;
}

.footer-link:not(:last-child) {
    margin-bottom: 0.5rem;
}

.footer-link:hover {
    opacity: 1;
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .company-name {
        font-size: 2.5rem;
    }

    .slogan {
        font-size: 1.2rem;
    }

    .logo {
        width: 100px;
        height: 100px;
    }

    .product-card {
        grid-template-columns: 1fr;
        padding: 2rem;
        gap: 2rem;
    }

    .product-qr {
        order: -1;
    }

    .qr-code {
        width: 180px;
        height: 180px;
    }

    .section-title {
        font-size: 2rem;
    }

    .product-name {
        font-size: 1.5rem;
    }

    .product-header {
        flex-direction: column;
        text-align: center;
    }

    .product {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .company-name {
        font-size: 2rem;
    }

    .slogan {
        font-size: 1rem;
    }

    .product-card {
        padding: 1.5rem;
    }
}