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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    background-color: #ffffff;
    color: #1d1d1f;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    max-width: 600px;
    width: 100%;
    text-align: center;
}

.logo {
    width: 180px;
    height: 180px;
    margin: 0 auto 30px;
    border-radius: 40px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

h1 {
    font-size: 48px;
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.tagline {
    font-size: 24px;
    font-weight: 400;
    color: #6e6e73;
    margin-bottom: 40px;
    letter-spacing: -0.2px;
}

.description {
    font-size: 17px;
    line-height: 1.6;
    color: #6e6e73;
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.app-store-btn {
    display: inline-block;
    transition: transform 0.2s ease;
}

.app-store-btn:hover {
    transform: scale(1.05);
}

.app-store-btn img {
    height: 60px;
    width: auto;
}

.gallery-section {
    margin: 40px 0;
    width: 100%;
}

.gallery-title {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 30px;
    color: #1d1d1f;
    letter-spacing: -0.3px;
}

.gallery-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.gallery-scroll {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 20px 0;
}

.gallery-scroll::-webkit-scrollbar {
    display: none;
}

.gallery-item {
    flex: 0 0 280px;
    scroll-snap-align: center;
}

.gallery-item img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item img:hover {
    transform: scale(1.02);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.16);
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.95);
    border: 1px solid #d2d2d7;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    font-size: 32px;
    line-height: 1;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.gallery-nav:hover {
    background-color: #ffffff;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.gallery-prev {
    left: -24px;
}

.gallery-next {
    right: -24px;
}

.support-section {
    margin-top: 0;
    margin-bottom: 40px;
    width: 100%;
}

.support-toggle {
    background-color: #0071e3;
    color: #ffffff;
    border: none;
    padding: 14px 40px;
    font-size: 17px;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: -0.2px;
    height: 60px;
}

.support-toggle:hover {
    background-color: #0077ed;
}

.support-form-container {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, margin-top 0.4s ease;
    margin-top: 0;
}

.support-form-container.active {
    max-height: 600px;
    margin-top: 30px;
}

.support-form {
    background-color: #f5f5f7;
    border-radius: 12px;
    padding: 30px;
    text-align: left;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: #1d1d1f;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d2d2d7;
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    background-color: #ffffff;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #0071e3;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.submit-btn {
    background-color: #0071e3;
    color: #ffffff;
    border: none;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 100%;
}

.submit-btn:hover {
    background-color: #0077ed;
}

.footer {
    margin-top: 60px;
    font-size: 14px;
    color: #86868b;
}

.footer-links {
    margin-top: 12px;
}

.footer-links a {
    color: #0071e3;
    text-decoration: none;
    margin: 0 8px;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: #0077ed;
    text-decoration: underline;
}

@media (max-width: 768px) {
    h1 {
        font-size: 36px;
    }

    .tagline {
        font-size: 20px;
    }

    .logo {
        width: 140px;
        height: 140px;
    }

    .description {
        font-size: 16px;
    }

    .gallery-title {
        font-size: 24px;
    }

    .gallery-item {
        flex: 0 0 240px;
    }

    .gallery-nav {
        width: 40px;
        height: 40px;
        font-size: 28px;
    }

    .gallery-prev {
        left: -10px;
    }

    .gallery-next {
        right: -10px;
    }
}