/* Fast-loading system fonts and smooth resets */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    text-align: center;
}

.container {
    max-width: 800px;
    margin: auto;
    padding: 40px 20px;
}

.site-logo {
    width: 120px;
    height: 120px;
    border-radius: 25px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    margin-bottom: 20px;
}

h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    font-weight: 800;
}

.subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.features {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 50px;
    margin-bottom: 40px;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

.download-section h2 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    margin-top: 20px;
}

.btn {
    text-decoration: none;
    padding: 15px 30px;
    border-radius: 12px;
    font-weight: bold;
    font-size: 1.1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn span {
    font-size: 0.8rem;
    font-weight: normal;
    opacity: 0.8;
    margin-top: 5px;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.btn-primary {
    background-color: #00e676;
    color: #000;
}

.btn-secondary {
    background-color: #ffffff;
    color: #333;
}

footer {
    padding: 20px;
    font-size: 0.9rem;
    opacity: 0.7;
}