* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background: radial-gradient(circle at 15% 50%, rgba(20, 15, 45, 1), rgba(12, 10, 24, 1) 50%, rgba(10, 10, 18, 1));
    background-size: cover;
    color: #fff;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

body::before, body::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: 0;
    animation: float 10s infinite ease-in-out alternate;
}

body::before {
    width: 400px;
    height: 400px;
    background: rgba(196, 113, 245, 0.15);
    top: -10%;
    left: -10%;
}

body::after {
    width: 500px;
    height: 500px;
    background: rgba(79, 172, 254, 0.15);
    bottom: -20%;
    right: -10%;
    animation-delay: -5s;
}

@keyframes float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(30px, 50px); }
}

.container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 900px;
    padding: 20px;
    height: 100%;
    display: flex;
    align-items: center;
}

.glass-panel {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 30px;
    padding: 40px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    gap: 30px;
    animation: fadeIn 1s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.header {
    display: flex;
    align-items: center;
    gap: 24px;
}

.logo {
    height: 90px;
    width: 90px;
    object-fit: contain;
    filter: drop-shadow(0 10px 15px rgba(0,0,0,0.3));
}

.title-group h1 {
    font-size: 3.5rem;
    font-weight: 800;
    background: linear-gradient(to right, #fff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
}

.title-group p {
    font-size: 1.2rem;
    color: #9ca3af;
    margin-top: 5px;
    font-weight: 300;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    padding: 24px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.1);
}

.feature-icon {
    font-size: 32px;
    margin-bottom: 12px;
    display: inline-block;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: #e5e7eb;
}

.feature-card p {
    color: #9ca3af;
    font-size: 0.95rem;
    line-height: 1.4;
}

.footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin-top: 10px;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    padding: 16px 40px;
    border-radius: 50px;
    font-size: 1.25rem;
    font-weight: 600;
    box-shadow: 0 10px 20px rgba(118, 75, 162, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.download-btn:hover {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 15px 30px rgba(118, 75, 162, 0.5);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

.download-btn .material-symbols-outlined {
    font-size: 28px;
}

.version {
    font-size: 0.85rem;
    color: #6b7280;
}

@media (max-width: 768px) {
    .glass-panel { padding: 25px; gap: 20px; }
    .logo { height: 60px; width: 60px; }
    .title-group h1 { font-size: 2.2rem; }
    .title-group p { font-size: 1rem; }
    .features-grid { gap: 15px; }
    .feature-card { padding: 16px; }
    .feature-icon { font-size: 26px; margin-bottom: 8px; }
    .feature-card h3 { font-size: 1.1rem; }
    .feature-card p { font-size: 0.85rem; }
    .download-btn { padding: 14px 30px; font-size: 1.1rem; }
}
@media (max-height: 700px) {
    .glass-panel { gap: 15px; padding: 20px; }
    .features-grid { gap: 10px; }
    .feature-card { padding: 12px; }
    .logo { height: 50px; width: 50px; }
    .title-group h1 { font-size: 2rem; }
}