:root {
    /* LIGHT MODE PALETTE */
    --bg-color: #f5f5f7;
    --text-color: #1d1d1f;
    --accent-color: #0071e3;
    --accent-hover: #0077ed;
    
    /* MODERN LIQUID GLASS (VisionOS Style) */
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.8);
    --glass-blur: 50px;
    --glass-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* --- Parallax Background --- */
.liquid-background {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: -1;
    overflow: hidden; pointer-events: none; background: #f5f5f7;
}
.orb {
    position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.6;
    animation: float 25s infinite ease-in-out; will-change: transform;
}
.orb-1 { width: 70vh; height: 70vh; background: #dceaff; top: -20%; left: -20%; }
.orb-2 { width: 80vh; height: 80vh; background: #f2f2f7; bottom: -20%; right: -20%; animation-delay: -5s; }
.orb-3 { width: 50vh; height: 50vh; background: #e3f2fd; top: 30%; right: 20%; opacity: 0.5; animation-delay: -10s; }

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -50px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* --- Typography --- */
h1, h2, h3 { color: #1d1d1f; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.8rem, 6vw, 5rem); font-weight: 700; margin-bottom: 10px; text-align: center; line-height: 1.05; }
h2 { font-size: 2.2rem; margin-bottom: 40px; text-align: center; font-weight: 600; }
a { text-decoration: none; color: inherit; transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1); }

.liquid-text {
    background: linear-gradient(90deg, #0071e3, #2997ff, #34c759, #0071e3);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: shine 4s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }

.container { max-width: 1080px; margin: 0 auto; padding: 20px; }
section { margin-bottom: 120px; }

/* --- ULTIMATE GLASS CLASS --- */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    background-image: linear-gradient(135deg, rgba(255,255,255,0.4) 0%, rgba(255,255,255,0) 40%);
    border-radius: 30px;
    padding: 40px;
    box-shadow: var(--glass-shadow);
}

/* --- Die "Reiter" (Dienstleistungen) --- */
.grey-card {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
    border-radius: 24px; padding: 30px; text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 1px solid rgba(255,255,255,0.6); box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}
.grey-card:hover { 
    transform: translateY(-8px) scale(1.02); 
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08); border-color: #fff;
}

/* --- FAQ REITER (Verschönert) --- */
.faq-container { max-width: 800px; margin: 0 auto; }

details {
    /* Liquid Glass Look */
    background: rgba(255, 255, 255, 0.5); /* Halbtransparent */
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 20px;
    margin-bottom: 15px;
    padding: 20px 25px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 4px 10px rgba(0,0,0,0.02);
    overflow: hidden;
}

/* Hover Effekt: Leichte Anhebung */
details:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

/* Wenn offen: Heller und blauer Glow */
details[open] {
    background: rgba(255, 255, 255, 0.95);
    border-color: var(--accent-color);
    box-shadow: 0 15px 40px rgba(0, 113, 227, 0.15);
}

summary {
    font-weight: 600; font-size: 1.05rem; list-style: none;
    display: flex; justify-content: space-between; align-items: center;
    color: #1d1d1f; outline: none;
}
/* Eigenes Plus-Icon */
summary::after { 
    content: '+'; font-size: 1.8rem; font-weight: 300; 
    color: var(--accent-color); transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1); 
}
/* Plus dreht sich zum X */
details[open] summary::after { transform: rotate(45deg); }
summary::-webkit-details-marker { display: none; } /* Standard-Dreieck weg */

.faq-answer {
    margin-top: 15px; padding-top: 15px; 
    border-top: 1px solid rgba(0,0,0,0.05); 
    color: #515154; font-size: 0.95rem; line-height: 1.6;
    animation: fadeIn 0.5s ease-out;
}
@keyframes fadeIn { from { opacity: 0; transform: translateY(-5px); } to { opacity: 1; transform: translateY(0); } }


/* --- Hauptkategorien --- */
.category-card {
    background: rgba(255, 255, 255, 0.7); backdrop-filter: blur(40px); -webkit-backdrop-filter: blur(40px);
    text-align: center; height: 320px; display: flex; flex-direction: column; justify-content: center; align-items: center;
    border-radius: 30px; cursor: pointer; border: 1px solid rgba(255, 255, 255, 0.9); box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: all 0.5s cubic-bezier(0.2, 0.8, 0.2, 1); position: relative; overflow: hidden;
}
.category-card:hover {
    transform: translateY(-10px) scale(1.01); background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 30px 70px rgba(0, 113, 227, 0.15);
}
.cat-icon { font-size: 4.5rem; margin-bottom: 25px; transition: transform 0.3s; }
.category-card:hover .cat-icon { transform: scale(1.1); }

/* --- Buttons --- */
.btn-primary {
    background: #0071e3; color: white; padding: 14px 34px; border-radius: 99px; font-weight: 500; display: inline-block;
    border: none; cursor: pointer; font-size: 1.05rem; box-shadow: 0 4px 15px rgba(0, 113, 227, 0.3); transition: all 0.2s;
}
.btn-primary:hover { background: #0077ed; transform: scale(1.03); box-shadow: 0 8px 25px rgba(0, 113, 227, 0.4); }

/* --- Navigation (Transparent) --- */
nav {
    display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 15px 0; margin-bottom: 40px;
    position: sticky; top: 0; z-index: 100;
    background: rgba(255, 255, 255, 0.02); backdrop-filter: blur(25px); -webkit-backdrop-filter: blur(25px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    margin-left: -20px; margin-right: -20px; padding-left: 20px; padding-right: 20px;
}
.nav-link { font-weight: 500; color: #1d1d1f; opacity: 0.8; }
.logo-img { height: 60px; width: auto; display: block; margin: 0 auto; }
.nav-right { display: flex; justify-content: flex-end; }

/* --- Floating Button --- */
.floating-support-btn {
    position: fixed; bottom: 30px; right: 30px; background: rgba(255, 255, 255, 0.9); backdrop-filter: blur(20px);
    color: var(--accent-color); padding: 15px 25px; border-radius: 50px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15); font-weight: 600; display: flex; align-items: center; gap: 10px;
    z-index: 900; border: 1px solid rgba(255,255,255,0.8); transition: all 0.3s;
}
.floating-support-btn:hover { transform: scale(1.05) translateY(-5px); box-shadow: 0 15px 50px rgba(0,0,0,0.2); }
.pulsing-dot { width: 10px; height: 10px; background: #34c759; border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(52, 199, 89, 0.7); } 70% { box-shadow: 0 0 0 10px rgba(52, 199, 89, 0); } 100% { box-shadow: 0 0 0 0 rgba(52, 199, 89, 0); } }

/* --- Rest --- */
.hero-animation { min-height: 50vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; margin-bottom: 80px; }
.fade-in { animation: fadeInUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards; opacity: 0; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.service-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; }
.category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.cookie-banner { background: rgba(255, 255, 255, 0.85); backdrop-filter: blur(40px); border: 1px solid rgba(255,255,255,0.6); position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); width: 90%; max-width: 600px; padding: 25px; border-radius: 20px; box-shadow: 0 20px 60px rgba(0,0,0,0.2); z-index: 1000; display: none; text-align: center; }
.cookie-content { margin-bottom: 15px; font-size: 0.9rem; color: #515154; }
.cookie-btn { background: #1d1d1f; color: white; border: none; padding: 10px 25px; border-radius: 50px; cursor: pointer; font-weight: 600; }
.review-scroller { display: flex; gap: 24px; overflow-x: auto; padding: 20px 5px; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
.review-card { min-width: 300px; scroll-snap-align: center; background: #fff; border-radius: 24px; padding: 35px; box-shadow: 0 8px 24px rgba(0,0,0,0.04); border: 1px solid rgba(0,0,0,0.03); }
input, textarea { width: 100%; padding: 18px; background: rgba(255,255,255,0.7); border: 1px solid #d2d2d7; border-radius: 16px; color: #1d1d1f; margin-bottom: 15px; font-family: inherit; font-size: 1.05rem; transition: all 0.3s; }
input:focus, textarea:focus { background: #fff; border-color: var(--accent-color); outline: none; box-shadow: 0 0 0 4px rgba(0,113,227,0.15); transform: translateY(-2px); }
footer { text-align: center; padding: 60px 20px; border-top: 1px solid #e5e5e5; font-size: 0.9rem; color: #86868b; background: #fafafa; margin-top: 100px; }
@media (max-width: 768px) { h1 { font-size: 3rem; margin-bottom: 15px; } .floating-support-btn { padding: 12px 20px; bottom: 20px; right: 20px; font-size: 0.9rem; } .cookie-banner { width: 95%; bottom: 10px; } }