/* --- CSS VARIABLES & RESET --- */
:root {
    --bg-dark: #0a0a0a;
    --bg-section: #111111;
    --bg-card: #1a1a1a;
    --text-main: #ffffff;
    --text-muted: #a3a3a3;
    --primary: #f1f107; /* Seriöses Tech-Blau */
    --primary-hover: #f1e507;
    --border: #333333;
    --spacing-container: 1200px;
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
}

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

a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* --- UTILITY CLASSES --- */
.container {
    max-width: var(--spacing-container);
    margin: 0 auto;
    padding: 0 20px;
}

.eyebrow {
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1rem;
    display: block;
}

h1, h2, h3 {
    color: var(--text-main);
    font-weight: 600;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-main);
    margin-left: 10px;
}

.btn-secondary:hover {
    border-color: var(--text-main);
}

/* --- HEADER --- */
header {
    position: sticky;
    top: 0;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    height: var(--header-height);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    display: flex;
    align-items: center;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
}

nav ul {
    display: flex;
    gap: 30px;
    align-items: center;
}

nav a {
    font-size: 0.95rem;
    color: var(--text-muted);
}

nav a:hover {
    color: var(--text-main);
}

nav a.cta-nav {
    background-color: var(--primary);
    color: var(--bg-dark);
    padding: 8px 16px;
    border-radius: 4px;
}

nav a.cta-nav:hover {
    background-color: var(--primary-hover);
}

/* Mobile Menu Toggle */
.menu-toggle { display: none; cursor: pointer; font-size: 1.5rem;}

/* --- HERO SECTION --- */
#hero {
    padding: 80px 0;
    display: flex;
    align-items: center;
    min-height: 90vh;
}

#hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content .subline {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.trust-note {
    margin-top: 2rem;
    font-size: 0.85rem;
    padding-left: 15px;
    border-left: 2px solid var(--border);
    font-style: italic;
}

/* --- COMPARISON SLIDER (VIDEO) --- */
.comparison-slider {
    position: relative;
    width: 100%;
    /* Wichtig: Aspect Ratio reserviert den Platz (hier 16:9), damit die Seite nicht springt */
    aspect-ratio: 16/9; 
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: #000;
}

/* Beide Videos nehmen den vollen Platz ein */
.comparison-slider video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover; /* Füllt den Container ohne Verzerrung */
    display: block;
}

/* Das untere Video (Nachher) */
.video-after {
    z-index: 1;
}

/* Das obere Video (Vorher) */
.video-before {
    z-index: 2;
    /* Startzustand: 50% sichtbar. 
       inset(oben rechts unten links) -> Wir schneiden von RECHTS 50% weg. */
    clip-path: inset(0 50% 0 0); 
}

/* Der Griff */
.slider-handle {
    position: absolute;
    top: 0;
    left: 50%; /* Muss mit dem clip-path übereinstimmen */
    width: 4px; /* Etwas breiterer Griff */
    height: 100%;
    background: white;
    z-index: 10;
    cursor: ew-resize;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
}

.handle-circle {
    width: 36px;
    height: 36px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-dark); /* Dunkle Pfeile */
    font-size: 14px;
    font-weight: bold;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

/* Labels (Optional) */
.slider-labels {
    position: absolute;
    bottom: 20px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 5;
    pointer-events: none; /* Klicks gehen durch */
}

.slider-labels span {
    background: rgba(0, 0, 0, 0.6);
    color: white;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    backdrop-filter: blur(4px);
}


/* --- FULLSCREEN BUTTON & MODAL LOGIC --- */

/* Der Button oben rechts */
.fullscreen-toggle {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 30; /* Muss über den Videos und dem Handle liegen */
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    backdrop-filter: blur(4px);
}

.fullscreen-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.fullscreen-toggle svg {
    width: 20px;
    height: 20px;
}

/* Icon-Steuerung: Standardmäßig Maximieren zeigen, Minimieren verbergen */
.fullscreen-toggle .icon-minimize { display: none; }
.fullscreen-toggle .icon-maximize { display: block; }

/* --- FULLSCREEN ZUSTAND (MODAL) --- */

/* Wenn der Slider die Klasse .fullscreen hat: */
.comparison-slider.fullscreen {
    position: fixed;     /* Aus dem Fluss nehmen */
    top: 0;
    left: 0;
    width: 100vw;        /* Volle Breite */
    height: 100vh;       /* Volle Höhe */
    z-index: 9999;       /* Über alles legen */
    border-radius: 0;    /* Ecken nicht mehr abrunden */
    border: none;
    aspect-ratio: unset; /* Seitenverhältnis aufheben, damit es den Screen füllt */
    background: #000;
}

/* Im Fullscreen: Icons tauschen */
.comparison-slider.fullscreen .fullscreen-toggle .icon-maximize { display: none; }
.comparison-slider.fullscreen .fullscreen-toggle .icon-minimize { display: block; }

/* Im Fullscreen: Labels etwas anpassen */
.comparison-slider.fullscreen .slider-labels {
    bottom: 40px;
    padding: 0 40px;
}

/* Helper Class für den Body, um Scrollen zu verhindern */
body.modal-open {
    overflow: hidden;
}




/* --- LOGO BELT --- */
#trust-strip {
    padding: 40px 0;
    border-bottom: 1px solid var(--border);
    background: var(--bg-section);
}

#trust-strip p {
    text-align: center;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.logo-grid {
    display: flex;
    justify-content: center;
    gap: 50px;
    opacity: 0.5;
    flex-wrap: wrap;
}

.logo-placeholder {
    font-weight: 700;
    color: var(--text-muted);
    font-size: 1.2rem;
}

/* --- SERVICES --- */
section { padding: 100px 0; }

#services .intro { max-width: 700px; }

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.card {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid transparent;
    transition: 0.3s;
}

.card:hover {
    border-color: var(--border);
    transform: translateY(-5px);
}

.card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.card ul {
    margin-top: 1.5rem;
    padding-left: 1.2rem;
    list-style: disc;
    color: var(--text-muted);
}

.card li { margin-bottom: 0.5rem; }

/* --- WORKFLOW --- */
#workflow { background-color: var(--bg-section); }

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
    counter-reset: step-counter;
}

.step { position: relative; }

.step::before {
    counter-increment: step-counter;
    content: "0" counter(step-counter);
    font-size: 3rem;
    font-weight: 700;
    color: var(--border);
    display: block;
    margin-bottom: 10px;
    line-height: 1;
}

.step h3 { font-size: 1.25rem; margin-bottom: 10px; }

/* --- CASES --- */
.case-item {
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin-bottom: 60px;
    border: 1px solid var(--border);
}

.case-content { padding: 50px; display: flex; flex-direction: column; justify-content: center;}

.case-meta {
    font-size: 0.85rem;
    color: var(--primary);
    margin-bottom: 10px;
    font-weight: 600;
}

.case-visual {
    background: #000;
    position: relative;
    min-height: 300px;
}

.case-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-visual .label {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 5px 10px;
    font-size: 0.8rem;
    border-radius: 4px;
}

/* --- BENEFITS --- */
#benefits .columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 40px;
    text-align: center;
}

#benefits h3 { margin-bottom: 15px; }

/* --- CONTACT --- */
#contact { background-color: var(--bg-section); }

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

form {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.form-group { margin-bottom: 20px; }

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
}

input[type="text"],
input[type="email"],
input[type="date"],
textarea {
    width: 100%;
    padding: 12px;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: white;
    font-family: inherit;
}

textarea { resize: vertical; min-height: 120px; }

input:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checkbox-group input { margin-top: 5px; }

.privacy-hint {
    font-size: 0.8rem;
    margin-top: 20px;
    color: var(--text-muted);
}

/* --- FOOTER --- */
footer {
    padding: 60px 0;
    border-top: 1px solid var(--border);
    text-align: center;
}

footer .links {
    margin: 20px 0;
}

footer .links a {
    margin: 0 10px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

footer .note {
    font-size: 0.8rem;
    color: #555;
    margin-top: 20px;
}

/* --- RESPONSIVE --- */
@media (max-width: 900px) {
    #hero .container, .case-item, .contact-layout {
        grid-template-columns: 1fr;
    }
    
    .hero-content { order: 2; }
    .comparison-slider { order: 1; margin-bottom: 30px; }
    
    nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: var(--bg-card);
        padding: 20px;
        border-bottom: 1px solid var(--border);
    }
    
    nav ul.active { display: flex; }
    .menu-toggle { display: block; }
    
    #benefits .columns { grid-template-columns: 1fr; }
    
    h1 { font-size: 2.5rem; }
}