:root {
    /* Farben aus deiner colors.js */
    --bg-dark: #050B14;
    --bg-paper: #fdfaf5;
    --app-gold: #d4af37;
    --magic-cyan: #4CC9F0; /* Hauptakzent */
    --text-dark: #1a1a1a;
    --text-light: #ffffff;
}

body {
    margin: 0;
    font-family: 'Nunito', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-dark);
    overflow-x: hidden; /* Wichtig für Animationen */
}

/* Header Bereich */
header {
    text-align: center;
    padding: 40px 20px 120px 20px; /* Viel Platz unten für das Blatt */
    background: radial-gradient(circle at center, #1a253a 0%, var(--bg-dark) 80%);
    color: var(--text-light);
    position: relative;
    z-index: 2;
}

.logo-container {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-logo {
    width: 100%;             /* Nimmt Platz im Container */
    max-width: 180px;        /* ABER: Niemals breiter als 180px */
    height: auto;            /* Verhältnismäßig skalieren */
    filter: drop-shadow(0 0 20px rgba(76, 201, 240, 0.6));
    animation: floatLogo 6s ease-in-out infinite;
}

/* Auf Handys noch etwas kleiner */
@media (max-width: 600px) {
    .hero-logo {
        max-width: 140px;
    }
}

@keyframes floatLogo {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

h1 { font-size: 2.5rem; margin: 0; text-shadow: 0 2px 10px rgba(0,0,0,0.5); }
.subtitle { color: var(--magic-cyan); font-size: 1.2rem; margin-top: 10px; font-weight: bold; letter-spacing: 1px; }
.beta-note { font-size: 0.8rem; opacity: 0.6; margin-top: 15px; }

/* Buttons */
.btn-cyan {
    display: inline-block;
    background: var(--magic-cyan);
    color: var(--bg-dark);
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 900;
    font-size: 1.1rem;
    box-shadow: 0 0 25px rgba(76, 201, 240, 0.4);
    transition: all 0.3s ease;
    border: 2px solid white;
    position: relative;
    z-index: 10;
}
.btn-cyan:hover {
    transform: scale(1.05);
    background: #fff;
    color: var(--magic-cyan);
    box-shadow: 0 0 40px rgba(76, 201, 240, 0.8);
}
.btn-cyan.small { padding: 10px 30px; font-size: 1rem; }

/* Das zentrale Papierblatt */
.paper-sheet {
    max-width: 800px;
    margin: -80px auto 50px; /* Zieht es in den Header */
    background-color: var(--bg-paper);
    background-image: url('../assets/paper_texture.png');
    background-size: cover;
    border-radius: 35px; /* Weniger rund, mehr wie ein Blatt */
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    position: relative;
    z-index: 5;
    padding: 10px; /* Rahmen Abstand */
}

.paper-content {
    border: 1px solid rgba(212, 175, 55, 0.3); /* Goldener feiner Rahmen innen */
    padding: 40px;
    border-radius: 8px;
}

.lead-text { font-size: 1.2rem; line-height: 1.6; text-align: center; color: #444; margin-bottom: 30px; }
.divider-gold { height: 1px; background: linear-gradient(90deg, transparent, var(--app-gold), transparent); margin: 30px 0; opacity: 0.5; }

/* Feature Grid */
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; text-align: left; }
.feature-item h3 { color: var(--app-gold); margin: 10px 0 5px 0; text-transform: uppercase; font-size: 1rem; letter-spacing: 1px; }
.feature-item p { margin: 0; font-size: 0.95rem; color: #555; }
.icon { font-size: 1.8rem; display: block; margin-bottom: 5px; }

.center-title { text-align: center; color: var(--app-gold); text-transform: uppercase; }
.center-text { text-align: center; color: #555; }
.bottom-cta { text-align: center; margin-top: 40px; }

footer { text-align: center; color: #666; padding: 40px; font-size: 0.8rem; }
footer a { color: var(--magic-cyan); text-decoration: none; margin: 0 10px; }

/* Mobile */
@media (max-width: 700px) {
    .feature-grid { grid-template-columns: 1fr; }
    .paper-sheet { margin-top: -40px; width: 95%; }
}