body {
    font-size: 100%;
}

:root {
    --primary: #4361ee;
    --secondary: #3a0ca3;
    --dark: #1a1a2e;
    --light: #f8f9fa;
    --success: #4cc9f0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
}

header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.tagline {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 800px;
    margin: 0 auto;
}

.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 20px;
}

.download-section {
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    margin-bottom: 2rem;
}

.platform-tabs {
    display: flex;
    border-bottom: 1px solid #e2e8f0;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.tab {
    padding: 12px 24px;
    cursor: pointer;
    font-weight: 600;
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
}

    .tab.active {
        color: var(--primary);
        border-bottom-color: var(--primary);
    }

.platform-content {
    display: none;
}

    .platform-content.active {
        display: block;
        animation: fadeIn 0.3s ease;
    }

.download-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 1.5rem;
}

.download-card {
    background: #f8fafc;
    border-radius: 10px;
    padding: 1.5rem;
    border: 1px solid #e2e8f0;
    transition: all 0.2s;
}

    .download-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        border-color: var(--primary);
    }

.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.card-meta {
    color: #64748b;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.download-btn {
    display: flex;
    background: var(--primary);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
    width: 100%;
    text-align: center;
    justify-content: center;
    align-items: center;
}

    .download-btn:hover {
        background: var(--secondary);
        transform: translateY(-2px);
    }

    .download-btn span {
        margin-left: 5px
    }

.downloadBtn {
    display: flex;
    gap: 10px;
}

.verification {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 8px;
    padding: 1.5rem;
    margin-top: 2rem;
}

.verification-title {
    display: flex;
    align-items: center;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.hash-code {
    font-family: monospace;
    background: #e2e8f0;
    padding: 8px 12px;
    border-radius: 4px;
    word-break: break-all;
    margin-top: 10px;
}

footer {
    background: var(--dark);
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-top: 3rem;
}

@media (max-width: 768px) {
    .download-cards {
        grid-template-columns: 1fr;
    }

    .tab {
        padding: 10px 15px;
        font-size: 0.9rem;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.toast {
    position: fixed;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 10px 20px;
    border-radius: 4px;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
    pointer-events: none;
    font-size: 14px;
    max-width: 300px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    white-space: normal;
    word-break: break-word;
    z-index: 99999;
    text-align: left;
}

    .toast.show {
        opacity: 1;
    }