:root{
    --bg: #0f1720;
    --surface: #0b1220;
    --card: #0f1726;
    --muted: #94a3b8;
    --text: #e6eef6;
    /* NEU: Farben an Ihr Logo angepasst */
    --accent: #00a0e3; /* Logo Blau */
    --accent-2: #add535; /* Logo Grün */
    --glass: rgba(255,255,255,0.04);
    --radius: 12px;
    --max-width: 1100px;
    /* NEU: CSS-Variablen für Maus-Interaktion */
    --mouse-x: 50%;
    --mouse-y: 50%;
}

*{box-sizing:border-box}
html,body{height:100%}
/* NEU: Custom Scrollbar für einen passenden Look */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg);
}
::-webkit-scrollbar-thumb {
    background-color: var(--accent);
    border-radius: 20px;
    border: 2px solid var(--bg);
}
body{
    margin:0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
    /* Hintergrund wird durch ein animiertes Pseudo-Element ersetzt */
    background-color: var(--bg);
    color:var(--text);
    -webkit-font-smoothing:antialiased;
    -moz-osx-font-smoothing:grayscale;
    line-height:1.45;
    position: relative; /* Notwendig für das Pseudo-Element */
    overflow-x: hidden;
}

/* NEU: Animierter Hintergrund-Gradient */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 20% 20%, var(--accent-2), transparent 30%),
                radial-gradient(circle at 80% 70%, var(--accent), transparent 35%);
    opacity: 0.15;
    animation: moveGradient 25s linear infinite;
    z-index: -1;
}

@keyframes moveGradient {
    0% { transform: translate(0, 0); }
    25% { transform: translate(-25%, 25%); }
    50% { transform: translate(0, -25%); }
    75% { transform: translate(25%, 0); }
    100% { transform: translate(0, 0); }
}

/* page container */
.container{
    max-width:var(--max-width);
    margin:0 auto;
    padding:2rem;
}

/* header / nav */
header{
    background: linear-gradient(90deg, rgba(255,255,255,0.03), rgba(255,255,255,0.02));
    backdrop-filter: blur(6px);
    border-bottom: 1px solid rgba(255,255,255,0.03);
    position:sticky;
    top:0;
    z-index:40;
}
.header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:1rem;
    padding:0.75rem 2rem; /* Padding an Container angepasst */
    max-width:var(--max-width);
    margin:0 auto;
}
.brand{
    display:flex;
    align-items:center;
    gap:0.75rem;
    font-weight:700;
    letter-spacing:0.4px;
    text-decoration: none; /* Entfernt Unterstrich vom Link */
    color: var(--text);
}

/* NEU: Styling für das Logo-Bild */
.logo-img {
    height: 32px; /* Höhe des Logos anpassen */
    width: auto;
}

.logo-text {
    font-size: 1.2rem;
}

nav a{
    color:var(--muted);
    text-decoration:none;
    transition: color .3s;
}
nav a:hover{ color:var(--text); transform:translateY(-2px); }
nav a.active{ color:var(--accent); background:linear-gradient(90deg, rgba(6,182,212,0.08), rgba(139,92,246,0.06)); box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02); }

/* hero */
.hero{
    padding:3.5rem 0;
    display:grid;
    grid-template-columns:1fr;
    gap:1.25rem;
    align-items:center;
    /* NEU: Vorbereitung für den Spotlight-Effekt */
    position: relative;
    background: radial-gradient(
        circle at var(--mouse-x) var(--mouse-y),
        rgba(6, 182, 212, 0.08),
        transparent 40%
    );
}
.hero-card{
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    border-radius:var(--radius);
    padding:2rem;
    box-shadow: 0 10px 30px rgba(2,6,23,0.6);
    display:flex;
    gap:1.25rem;
    align-items:center;
}
.hero h1{ margin:0;font-size:1.9rem;line-height:1.05; }
.hero p{ margin:0.5rem 0 0;color:var(--muted) }

/* apps section */
.apps-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:1rem;
    /* NEU: Perspektive für den 3D-Effekt der Karten */
    perspective: 1000px;
}
.app-card{
    background:var(--glass); /* Konsistenter Glass-Effekt */
    border-radius:12px;
    padding:1rem;
    border:1px solid rgba(255,255,255,0.05); /* Etwas sichtbarer */
    transition: transform .2s cubic-bezier(.2,.9,.2,1), box-shadow .2s; /* 'border-color' entfernt */
    position: relative;
    overflow: hidden;
    /* NEU: Standard-Transformation für sanften Übergang */
    transform-style: preserve-3d;
}
.app-card:hover{
    transform:translateY(-6px); /* 'scale' entfernt für den Tilt-Effekt */
    box-shadow: 0 18px 40px rgba(2,6,23,0.7);
    /* 'border-color' wird durch den animierten Rand ersetzt */
}

/* NEU: Animierter Rand beim Hovern */
.app-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 12px;
    padding: 1px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity .3s ease;
    pointer-events: none; /* Klicks passieren lassen */
}
.app-card:hover::before {
    opacity: 1;
}

.app-card::after {
    content:"";
    position:absolute;
    inset:-20%;
    background:radial-gradient(circle, rgba(6,182,212,0.14), transparent 65%);
    opacity:0;
    transition: opacity .3s ease;
    pointer-events: none; /* Klicks passieren lassen */
}

.app-card:hover::after {
    transform: translateX(100%);
}

.app-card h3{ margin:0 0 0.5rem 0; font-size:1.05rem; }
.app-card p{ margin:0;color:var(--muted);font-size:0.95rem }
.app-actions{ margin-top:0.75rem; display:flex; gap:.5rem; flex-wrap:wrap; }

.btn{
    display:inline-flex;align-items:center;gap:.5rem;
    padding:.5rem .75rem;border-radius:9px;
    border:0;cursor:pointer;font-weight:700;
    background:linear-gradient(90deg,var(--accent),var(--accent-2));
    color:white;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2), 0 0 20px rgba(139,92,246,0.3); /* Glow-Schatten hinzugefügt */
    transition: all .2s ease;
    text-decoration:none;
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3), 0 0 30px rgba(6,182,212,0.4); /* Stärkerer Glow beim Hover */
}
.btn.secondary{
    background:transparent;color:var(--accent);border:1px solid rgba(6,182,212,0.12);font-weight:700;
}
.btn:active{ transform:translateY(1px); opacity: 0.9; }
.btn.small{ padding:.4rem .6rem;font-size:.9rem }

/* sections */
section{ margin:2rem 0; opacity:0; transform:translateY(10px); transition: all .6s cubic-bezier(.2,.9,.2,1); }
section.in-view{ opacity:1; transform:none; }

/* footer */
footer{ padding:1.5rem 0; color:var(--muted); text-align:center; }

/* responsiveness */
@media(min-width:900px){
    .hero{ grid-template-columns:1fr 420px; }
    .hero-card{ padding:2.2rem; }
}

/* small tweaks for accessibility */
a:focus{ outline:2px solid rgba(6,182,212,0.16); outline-offset:3px; border-radius:8px; }

/* minor utility */
.kicker{ color:var(--accent); font-weight:800; letter-spacing:0.6px; font-size:.85rem; text-transform:uppercase; }
.back-link{
    display:flex;
    align-items:center;
    gap:.4rem;
    color:var(--muted);
    text-decoration:none;
    font-weight:600;
    padding:.35rem .65rem;
    border-radius:8px;
    transition:all .2s ease;
    background:rgba(255,255,255,0.02);
}
.back-link:hover{
    color:var(--text);
    background:rgba(255,255,255,0.05);
    transform:translateY(-1px);
}
.back-icon{
    font-size:1.1rem;
    line-height:1;
}

.app-meta{
    margin:.75rem 0;
    padding:0;
    list-style:none;
    color:var(--muted);
    font-size:.9rem;
}
.app-meta li + li{
    margin-top:.35rem;
}

.changelog article{
    background:var(--card);
    border-radius:var(--radius);
    padding:1.25rem;
    border:1px solid rgba(255,255,255,0.05);
    box-shadow:0 12px 30px rgba(8,15,35,0.35);
}
.changelog h3{
    margin-top:0;
    margin-bottom:.75rem;
}
.changelog ul{
    margin:0;
    padding-left:1.1rem;
    color:var(--muted);
}