:root { 
    --glass: rgba(255, 255, 255, 0.08); 
    --accent: #00f2fe; 
    --text: #ffffff; 
}

body, html { 
    margin: 0; 
    padding: 0; 
    width: 100%; 
    height: 100%; 
    font-family: 'Inter', sans-serif; 
    /* Moderner, dezenter dunkelblauer Farbverlauf */
    background: radial-gradient(circle at center, #16213e 0%, #0f0c29 50%, #0b0b0d 100%); 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    color: var(--text); 
    overflow: hidden; 
}

.bg-shine { 
    position: absolute; 
    width: 100%; 
    height: 100%; 
    z-index: -1; 
    overflow: hidden; 
}

.blob { 
    position: absolute; 
    width: 600px; 
    height: 600px; 
    background: radial-gradient(circle, rgba(0, 242, 254, 0.1) 0%, transparent 70%); 
    border-radius: 50%; 
    animation: move 20s infinite alternate ease-in-out; 
}

@keyframes move { 
    from { transform: translate(-30%, -30%); } 
    to { transform: translate(40%, 40%); } 
}

.glass-card { 
    background: var(--glass); 
    backdrop-filter: blur(25px); 
    border: 1px solid rgba(255,255,255,0.12); 
    border-radius: 40px; 
    padding: 40px; 
    width: 90%; 
    max-width: 500px; 
    text-align: center; 
    box-shadow: 0 30px 60px rgba(0,0,0,0.6); 
}

h1 { font-weight: 300; letter-spacing: 2px; margin: 0; }
.subtitle { opacity: 0.5; font-size: 0.8rem; margin-bottom: 25px; }

.unit-container { 
    display: inline-flex; 
    background: rgba(255,255,255,0.05); 
    padding: 4px; 
    border-radius: 30px; 
    border: 1px solid rgba(255,255,255,0.1); 
    margin-bottom: 25px; 
}

.unit-btn { 
    background: transparent; 
    border: none; 
    color: white; 
    padding: 8px 20px; 
    border-radius: 25px; 
    cursor: pointer; 
    font-size: 0.8rem; 
    transition: 0.3s; 
    opacity: 0.5; 
}

.unit-btn.active { 
    background: var(--accent); 
    color: #000; 
    opacity: 1; 
    font-weight: 700; 
}

.results-grid { 
    display: grid; 
    grid-template-columns: 1fr 1fr 1fr; 
    gap: 20px; 
    margin-bottom: 25px; 
}

.res-item span { 
    display: block; 
    font-size: 0.7rem; 
    opacity: 0.5; 
    text-transform: uppercase; 
    margin-bottom: 5px; 
}

.res-item strong { 
    font-size: 1.6rem; 
    color: var(--accent); 
    display: block; 
}

.btn-start { 
    background: #fff; 
    color: #000; 
    border: none; 
    padding: 18px 50px; 
    border-radius: 50px; 
    font-weight: 700; 
    cursor: pointer; 
    transition: 0.3s; 
    width: 100%; 
}

.btn-start:disabled { opacity: 0.3; cursor: wait; }
.btn-start:hover:not(:disabled) { 
    transform: scale(1.02); 
    box-shadow: 0 5px 15px rgba(255,255,255,0.3); 
}

.loader-bg { 
    width: 100%; 
    height: 4px; 
    background: rgba(255,255,255,0.05); 
    margin-top: 25px; 
    border-radius: 10px; 
    overflow: hidden; 
}

#loader-fill { 
    width: 0%; 
    height: 100%; 
    background: var(--accent); 
    transition: width 0.3s ease; 
}

.status-container { margin-top: 15px; font-size: 0.8rem; min-height: 20px; }
#status-text { color: var(--accent); font-weight: 600; }

.capabilities { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 10px; 
    margin-top: 25px; 
    border-top: 1px solid rgba(255,255,255,0.1); 
    padding-top: 20px; 
}

.cap-item { 
    font-size: 0.75rem; 
    text-align: left; 
    display: flex; 
    align-items: center; 
    opacity: 0.2; 
    transition: 0.5s; 
}

.cap-item.active { opacity: 1; color: var(--accent); }
.cap-item::before { content: "●"; margin-right: 8px; }