/* --- VARIABLES --- */
:root {
    --bg-dark: #0f172a;       /* Slate 900 */
    --bg-darker: #020617;     /* Slate 950 */
    --primary: #3b82f6;       /* Blue 500 */
    --primary-hover: #2563eb; /* Blue 600 */
    --text-main: #f8fafc;     /* Slate 50 */
    --text-muted: #94a3b8;    /* Slate 400 */
    --glass: rgba(30, 41, 59, 0.6);
    --border: rgba(255, 255, 255, 0.1);
    --glow: rgba(59, 130, 246, 0.15);
}

/* --- RESET & BASE --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-darker);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }

/* --- BACKGROUND FX --- */
.glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--glow) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
}
.top-glow { top: -200px; left: 50%; transform: translateX(-50%); }

/* --- UTILS --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.text-primary { color: var(--primary); }
.text-gradient {
    background: linear-gradient(135deg, #fff 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- NAVBAR --- */
.navbar {
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}
.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo { font-weight: 800; font-size: 1.5rem; letter-spacing: -0.5px; }
.nav-links a {
    margin: 0 20px;
    color: var(--text-muted);
    font-weight: 500;
}
.nav-links a:hover { color: var(--text-main); }
.dashboard-btn-mobile { display: none; }
.mobile-toggle { display: none; background: none; border: none; color: white; font-size: 1.5rem; cursor: pointer; }

/* --- BUTTONS --- */
.btn {
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4); }
.btn-secondary { background: rgba(255,255,255,0.1); color: white; }
.btn-secondary:hover { background: rgba(255,255,255,0.2); }
.btn-outline { border: 1px solid var(--border); font-size: 0.9rem; padding: 8px 16px; }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }

/* --- HERO --- */
.hero {
    padding-top: 160px;
    padding-bottom: 100px;
}
.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.hero-text h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 20px;
}
.hero-text p {
    color: var(--text-muted);
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 500px;
}
.badge-pill {
    display: inline-block;
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}
.cta-group { display: flex; gap: 15px; }

/* --- HERO MOCKUP --- */
.glass-card {
    background: var(--glass);
    border: 1px solid var(--border);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.mockup-header { display: flex; gap: 6px; margin-bottom: 20px; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: #334155; }
.dot:nth-child(1) { background: #ef4444; }
.dot:nth-child(2) { background: #f59e0b; }
.dot:nth-child(3) { background: #10b981; }

.command-line { font-family: monospace; background: rgba(0,0,0,0.3); padding: 10px; border-radius: 6px; margin-bottom: 10px; }
.cmd-user { color: var(--primary); font-weight: bold; }
.bot-response { border-left: 3px solid var(--primary); padding-left: 12px; margin-bottom: 15px; }
.text-green { color: #10b981; margin-right: 5px; }
.response-detail { font-size: 0.9rem; color: var(--text-muted); margin-top: 4px; }
.badge-blue { background: var(--primary); color: white; padding: 2px 6px; border-radius: 4px; font-size: 0.8rem; }
.divider { height: 1px; background: var(--border); margin: 15px 0; }
.active-list small { text-transform: uppercase; font-size: 0.75rem; letter-spacing: 1px; color: var(--text-muted); }
.unit-row { display: flex; align-items: center; margin-top: 8px; font-size: 0.95rem; }
.unit-status { width: 8px; height: 8px; background: #10b981; border-radius: 50%; margin-right: 10px; box-shadow: 0 0 5px #10b981; }

/* --- FEATURES --- */
.features { padding: 80px 0; background: rgba(255,255,255,0.02); }
.section-title { text-align: center; margin-bottom: 60px; }
.section-title h2 { font-size: 2.5rem; margin-bottom: 10px; }
.section-title p { color: var(--text-muted); }

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}
.feature-card {
    background: var(--bg-dark);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: 0.3s;
}
.feature-card:hover { border-color: var(--primary); transform: translateY(-5px); }
.icon-box {
    width: 50px; height: 50px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    display: flex; align-items: center; justify-content: center;
    border-radius: 10px;
    font-size: 1.5rem;
    margin-bottom: 20px;
}
.feature-card h3 { margin-bottom: 10px; font-size: 1.25rem; }
.feature-card p { color: var(--text-muted); font-size: 0.95rem; }

/* --- FOOTER --- */
footer { padding: 60px 0 30px; border-top: 1px solid var(--border); margin-top: 60px; }
.footer-content { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
.footer-left p { color: var(--text-muted); font-size: 0.9rem; margin-top: 5px; }
.footer-right a { margin-left: 20px; color: var(--text-muted); font-size: 0.9rem; }
.footer-right a:hover { color: var(--primary); }

/* --- MODAL (IMPRESSUM) --- */
.modal {
    display: none; 
    position: fixed; 
    z-index: 2000; 
    left: 0; top: 0; 
    width: 100%; height: 100%; 
    background-color: rgba(0,0,0,0.8); 
    backdrop-filter: blur(5px);
}
.modal-content {
    background-color: var(--bg-dark);
    margin: 5% auto;
    padding: 40px;
    border: 1px solid var(--border);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    border-radius: 12px;
}
.close-modal {
    position: absolute;
    top: 20px; right: 25px;
    color: var(--text-muted);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}
.close-modal:hover { color: white; }
.imprint-text { color: var(--text-muted); margin-top: 20px; font-size: 0.9rem; }
.imprint-text h3 { color: white; margin-top: 20px; margin-bottom: 10px; }
.imprint-text p { margin-bottom: 10px; }
.imprint-text hr { border: 0; border-top: 1px solid var(--border); margin: 20px 0; }

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 70px; left: 0; width: 100%;
        background: var(--bg-dark);
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border);
    }
    .nav-links.active { display: flex; }
    .nav-links a { margin: 10px 0; }
    .mobile-toggle { display: block; }
    .nav-actions .btn-outline { display: none; }
    .dashboard-btn-mobile { display: block; color: var(--primary) !important; }
    
    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .hero-text p { margin: 0 auto 30px; }
    .cta-group { justify-content: center; }
    .hero-visual { display: none; /* Auf Handy ausblenden oder unter Text schieben */ }
}