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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #00b2ca 0%, #0088a0 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.container {
    text-align: center;
    padding: 40px 20px;
    max-width: 500px;
}

h1 {
    font-size: 32px;
    margin-bottom: 16px;
    font-weight: 600;
}

p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 40px;
}

/* Loader animation */
.loader {
    margin: 0 auto 30px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Manual links */
.manual-links {
    display: none;
    margin-top: 40px;
}

.manual-links p {
    font-size: 14px;
    margin-bottom: 20px;
    opacity: 0.8;
}

.btn {
    display: block;
    margin: 12px auto;
    padding: 14px 28px;
    background-color: white;
    color: #00b2ca;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    max-width: 250px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-ios {
    background-color: white;
    color: #007aff;
}

.btn-android {
    background-color: white;
    color: #34a853;
}

.btn-web {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

/* Mobile responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 24px;
    }

    p {
        font-size: 14px;
    }

    .btn {
        font-size: 14px;
        padding: 12px 24px;
    }
}