:root {
    --bg-gradient: linear-gradient(135deg, #111e30, #1c2a38);
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.125);
    --text-color: #e6eff7;
    --text-secondary: #c0c9d4;
    --primary-color: #5684d0; /* Neuer Blauton */
    --code-bg: #1c2a38;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    --font-mono: 'Courier New', Courier, monospace;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-gradient);
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    box-sizing: border-box;
}

.container {
    max-width: 900px;
    width: 95%;
    padding: 20px;
    margin: 40px auto;
}

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2); /* Reduzierter Schatten */
    transition: box-shadow 0.2s ease-in-out;
}

.glass-card:hover {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

header {
    text-align: center;
    margin-bottom: 40px;
}

header h1 {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin: 0;
    text-shadow: 0 0 10px rgba(86, 132, 208, 0.6);
}

header p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 10px auto 25px;
    color: var(--text-secondary);
}

.install-code {
    background: var(--code-bg);
    border: 1px solid var(--glass-border);
    padding: 15px;
    border-radius: 10px;
    text-align: left;
    position: relative;
    cursor: pointer;
    transition: background-color 0.2s ease-in-out;
}

.install-code:hover {
    background: #2a3746;
}

.install-code code {
    font-family: var(--font-mono);
    display: block;
    white-space: pre-wrap;
}

.install-code .copy-button {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-color);
    padding: 5px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
    backdrop-filter: blur(5px);
}

.install-code:hover .copy-button {
    opacity: 1;
}

h2 {
    text-align: center;
    font-size: 2.2rem;
    margin: 50px 0 30px;
    text-shadow: 0 0 8px rgba(230, 239, 247, 0.2);
}

.features-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
    justify-content: center;
}

.features-list li {
    text-align: center;
}

.features-list li h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-top: 0;
}

.features-list li p {
    font-size: 1rem;
    color: var(--text-secondary);
}

.usage-section {
    text-align: center;
}

.usage-section p {
    color: var(--text-secondary);
}

footer {
    text-align: center;
    font-size: 0.9rem;
    padding: 20px 0;
    border-top: 1px solid var(--glass-border);
    width: 100%;
    margin-top: auto;
}

.footer-links a {
    color: var(--primary-color);
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.2s ease-in-out;
}

.footer-links a:hover {
    text-decoration: underline;
}