:root {
    --primary-color: #ff3399;
    --text-color: #ffffff;
    --bg-color: #121212;
    --secondary-bg: #1e1e1e;
    --footer-bg: #0a0a0a;
    --animation-duration: 0.8s;
    --animation-delay-base: 0.2s; 
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html{
    background-color: rgb(37, 37, 37);
    height: 100%;
}
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

body {
    font-family: 'Playfair Display', serif;
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: linear-gradient(139deg,rgb(37, 37, 37) 3.35%,rgb(0, 0, 0) 58.69%);
}

.container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    padding: 20px 0;
    display: flex;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    animation: fadeIn var(--animation-duration) ease;
}

.logo img {
    height: 40px;
    width: auto;
    margin-right: 10px;
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between; 
    padding: 20px 0;
    text-align: center;
}

.content {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    margin-top: 60px;
}

.text-content {
    width: 100%;
    max-width: 500px;
    margin-bottom: 20px;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--text-color);
    opacity: 0;
    animation: fadeInUp var(--animation-duration) ease forwards;
    animation-delay: calc(var(--animation-delay-base) * 1);
}

.subtitle {
    font-size: 1.2rem;
    font-style: italic;
    margin-bottom: 20px;
    opacity: 0; 
    animation: fadeInUp var(--animation-duration) ease forwards;
    animation-delay: calc(var(--animation-delay-base) * 2);
}

.download-btn {
    margin-top: 20px;
    opacity: 0;
    animation: fadeInUp var(--animation-duration) ease forwards;
    animation-delay: calc(var(--animation-delay-base) * 3);
}

.download-btn a {
    display: inline-block;
    padding: 10px 30px;
    border-radius: 24px;
    background: rgba(104, 104, 104, 0.41);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(8.2px);
    -webkit-backdrop-filter: blur(8.2px);
    border: 1px solid rgba(104, 104, 104, 0.45);
    color: white;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.download-btn a:hover {
    background: rgba(128, 128, 128, 0.40);
    transform: scale(1.05);
}

.appscreen {
    width: 100%;
    margin-left: -100px;
    margin-right: 60px;
    width: calc(100% + 40px); 
    opacity: 0;
    animation: fadeIn var(--animation-duration) ease forwards;
    animation-delay: calc(var(--animation-delay-base) * 4);
}

.appscreen img {
    width: 100%;
    height: auto;
    padding-right: 200px;
}

footer {
    padding: 20px 0;
    margin-top: auto;
    width: 100%;
    opacity: 0;
    animation: fadeIn var(--animation-duration) ease forwards;
    animation-delay: calc(var(--animation-delay-base) * 5);
}

.footer-content {
    width: 100%;
    display: flex;
    justify-content: space-between; 
    align-items: center;
}

.copyright, .contact {
    font-size: 0.9rem;
    opacity: 0.7;
}

footer a {
    color: var(--text-color);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

footer a:hover {
    opacity: 0.8;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .appscreen img{
        padding-right: 0;
    }
    
    .footer-content {
        flex-direction: row; 
        justify-content: space-between;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.8rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
    }

    .appscreen img{
        padding-right: 0;
    }
    

    .footer-content {
        flex-direction:column;
        justify-content: space-between;
    }    
}