:root {
    /* Colors */
    --primary-color: #1a2b3c;
    /* Dark Blue / Anthrazit */
    --secondary-color: #f8f9fa;
    /* Light Gray */
    --accent-color: #ff6b00;
    /* Orange - High Contrast CTA */
    --text-color: #333333;
    --text-light: #ffffff;
    --border-color: #e0e0e0;
    --success-color: #28a745;

    /* Typography */
    --font-heading: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Layout */
    --container-width: 1200px;
    --header-height: 80px;
}

/* Reset & Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #ffffff;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

/* Utility Classes */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--text-light);
}

.btn-primary:hover {
    background-color: #e65c00;
    /* Darker Orange */
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--text-light);
    color: var(--text-light);
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
    text-align: center;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #666;
    text-align: center;
    margin-bottom: var(--spacing-md);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Header */
header {
    background-color: var(--primary-color);
    color: var(--text-light);
    height: var(--header-height);
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-light);
}

.logo span {
    color: var(--accent-color);
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
}

.nav-links a {
    font-weight: 500;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(17, 24, 39, 0.8), rgba(17, 24, 39, 0.9)), url('../img/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.hero-content .subline {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.hero-advantages {
    margin-bottom: var(--spacing-md);
}

.hero-advantages li {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.hero-advantages li::before {
    content: "✓";
    color: var(--accent-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Quote Form (Sticky/Prominent) */
.quote-form-wrapper {
    background-color: #ffffff;
    padding: var(--spacing-md);
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    color: var(--text-color);
}

.quote-form-wrapper h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
    text-align: center;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.3rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

.submit-btn {
    width: 100%;
    margin-top: 0.5rem;
}

.form-note {
    font-size: 0.8rem;
    color: #666;
    text-align: center;
    margin-top: 0.5rem;
}

/* Trust Section */
.trust-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--secondary-color);
    text-align: center;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.trust-item {
    background: #fff;
    padding: var(--spacing-md);
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.trust-item h3 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

/* Grid Sections (Autoarten & Situationen) */
.grid-section {
    padding: var(--spacing-lg) 0;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-color: var(--accent-color);
}

.card-body {
    padding: var(--spacing-md);
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

/* Process Section */
.process-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--secondary-color);
    text-align: center;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-lg);
    position: relative;
}

.step {
    flex: 1;
    padding: 0 var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto var(--spacing-sm);
}

/* Local SEO Section */
.local-seo-section {
    padding: var(--spacing-lg) 0;
    background-color: #fff;
}

.districts-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-top: var(--spacing-sm);
}

.district-tag {
    background-color: var(--secondary-color);
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #555;
}

/* FAQ Section */
.faq-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--secondary-color);
}

.faq-item {
    background: #fff;
    margin-bottom: 1rem;
    border-radius: 8px;
    padding: var(--spacing-md);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.faq-question {
    font-weight: bold;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: #ccc;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

footer .container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

footer h4 {
    color: #fff;
    margin-bottom: var(--spacing-sm);
}

footer ul li {
    margin-bottom: 0.5rem;
}

footer a:hover {
    color: var(--accent-color);
}

.copyright {
    text-align: center;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
}

/* Responsive Media Queries */
@media (max-width: 900px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-advantages li {
        justify-content: center;
    }

    .quote-form-wrapper {
        max-width: 500px;
        margin: 0 auto;
    }

    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-steps {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    footer .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        /* Mobile menu implementation needed via JS */
        flex-direction: column;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background-color: var(--primary-color);
        padding: var(--spacing-md);
        text-align: center;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }
}