:root {
            --steinzone-main-color: #79d6b0;
            --bg-dark: #0f172a;
            --bg-card: #1e293b;
            --bg-card-hover: #26334d;
            --text-light: #f8fafc;
            --text-muted: #94a3b8;
        }

        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-light);
            margin: 0;
            padding: 0;
            line-height: 1.6;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1rem 2rem 4rem 2rem;
        }

        /* Header */
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 2.5rem 0;
        }

        .logo-container {
            max-width: 220px; /* Platz für dein breitformatiges Logo */
            letter-spacing: 4px;
        }

        .logo-container img {
            width: 100%;
            height: auto;
            display: block;
        }

        .cta-button {
            background: var(--steinzone-main-color);
            color: var(--bg-dark);
            padding: 0.75rem 1.5rem;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 700;
            font-size: 0.9rem;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(121, 214, 176, 0.3);
        }

        /* Bento Grid */
        .bento-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .bento-item {
            background: var(--bg-card);
            border-radius: 20px;
            padding: 2.5rem;
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            display: flex;
            flex-direction: column;
        }

        .bento-item:hover {
            border-color: rgba(121, 214, 176, 0.4);
            background: var(--bg-card-hover);
            transform: translateY(-4px);
        }

        /* Box-Größen Steuerung */
        .hero-box { grid-column: span 3; }
        .ai-box {
            grid-column: span 1;
            position: relative;
            border: 1px solid rgba(121, 214, 176, 0.2);
        }        
        .partner-box { grid-column: span 1; text-align: center; }
        .full-width { grid-column: span 4; }
        .half-width { grid-column: span 2; }
        .third-width { grid-column: span 1; }

        /* Typografie */
        .label {
            font-size: 0.7rem;
            color: var(--steinzone-main-color);
            text-transform: uppercase;
            letter-spacing: 2px;
            font-weight: 700;
            margin-bottom: 1rem;
            display: block;
        }

        h1 { font-size: clamp(1.5rem, 3.8vw, 2.8rem); margin: 0; line-height: 1.1; font-weight: 800; }
        h1 span { color: var(--steinzone-main-color); }

        h2, h3 { margin-top: 0; color: var(--text-light); }
        h3 { font-size: 1.4rem; margin-bottom: 1rem; }

        p { color: var(--text-muted); margin-bottom: 0; }




        /* Partner Styling */
        .partner-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1.5rem;
        }

        .partner-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.1);
            padding: 0.8rem;
            border-radius: 10px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Profil Sektion */
        .profile-content {
            display: flex;
            align-items: center;
            gap: 3rem;
        }

        .profile-img {
            width: 140px;
            height: 140px;
            border-radius: 50%;
            border: 3px solid var(--steinzone-main-color);
            background: #334155; /* Platzhalter */
            flex-shrink: 0;
        }

        .profile-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 50%;
        }

        /* AI Glow Effect */
        .ai-box::after {
            content: "";
            position: absolute;
            top: 0; right: 0; bottom: 0; left: 0;
            background: radial-gradient(circle at top right, rgba(121, 214, 176, 0.1), transparent 70%);
            pointer-events: none;
            border-radius: 24px;
        }

        /* Academy & Reference Tags */
        .tag-container {
            display: flex;
            gap: 10px;
            margin-top: 1.5rem;
            flex-wrap: wrap;
        }

        .tag {
            background: rgba(255,255,255,0.05);
            padding: 5px 12px;
            border-radius: 6px;
            font-size: 0.75rem;
            color: var(--mint);
            border: 1px solid rgba(121, 214, 176, 0.2);
        }

        .tag svg {
            width: 14px;
            height: 14px;
            flex-shrink: 0;
        }

        /* Hover-Effekt: Der ganze Tag leuchtet leicht auf */
        .tag:hover {
            background: rgba(121, 214, 176, 0.15);
            border-color: var(--mint);
            color: var(--text-light); /* Text wird etwas heller bei Kontakt */
        }

        .cta-footer {
            background: var(--mint);
            color: var(--bg-dark);
            padding: 1.2rem;
            border-radius: 16px;
            text-align: center;
            text-decoration: none;
            font-weight: 800;
            margin-top: 3rem;
            display: block;
            transition: opacity 0.3s;
        }

        footer {
            margin-top: 4rem;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }


        /* Mobile Anpassung */
        @media (max-width: 1024px) {
            .hero-box, .half-width, .third-width, .ai-box { grid-column: span 2; }
            .partner-box { grid-column: span 4; }
        }

        @media (max-width: 768px) {
            header { flex-direction: column; gap: 1.5rem; text-align: center; }
            .bento-grid { grid-template-columns: 1fr 1fr; }
            .hero-box, .partner-box, .full-width, .half-width, .third-width, .ai-box { grid-column: span 2; }
            .profile-content { flex-direction: column; text-align: center; gap: 1.5rem; }
        }