:root {
    /* Visual Identity - Mönchengladbach Edition */
    --bg-color: #F6F8FB;
    /* Sehr hell, modern */
    --primary-color: #0B2D4B;
    /* Navy-Blue = Seriosität */
    --secondary-color: #111827;
    /* Fast Schwarz */
    --accent-green: #15803d;
    /* Darker Green for WCAG AA Compliance (was #16A34A) */
    --accent-gray: #E5E7EB;
    /* Akzent-Grau */
    --white: #ffffff;

    /* Typography */
    --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

    /* Layout */
    --header-height: 80px;
    --border-radius: 12px;
    --card-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Screen Reader Only Class */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--secondary-color);
    line-height: 1.5;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
}

/* Header */
.header {
    height: var(--header-height);
    background: var(--white);
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    /* Subtle border effect */
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 30px;
}

/* Desktop Navigation */
.nav-desktop {
    display: flex;
    gap: 20px;
}

.nav-link {
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--accent-green);
}

.whatsapp-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-green);
    font-weight: 700;
    text-decoration: none;
    font-size: 1rem;
}

.btn-header {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 10px 22px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.2s;
}

.btn-header:hover {
    background-color: var(--secondary-color);
    transform: translateY(-1px);
}

/* Hamburger Menu Icon */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 10px;
    z-index: 2001;
}

.hamburger span {
    display: block;
    width: 28px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Fullscreen Overlay Menu */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.nav-overlay-content {
    display: flex;
    flex-direction: column;
    gap: 25px;
    text-align: center;
}

.nav-overlay-link {
    color: var(--white);
    font-size: 1.75rem;
    font-weight: 700;
    text-decoration: none;
    transition: color 0.2s;
}

.nav-overlay-link:hover {
    color: var(--accent-green);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
    background-color: var(--white);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
    background-color: var(--white);
}

/* Hero Section */
.hero {
    padding: 60px 0 80px;
    background: var(--bg-color);
}

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

.hero-text h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    color: var(--secondary-color);
    margin-bottom: 24px;
    font-weight: 800;
    letter-spacing: -0.03em;
}

@media (max-width: 768px) {
    .hero-text h1 {
        font-size: 2.5rem;
    }
}

.hero-text .subheadline {
    font-size: 1.25rem;
    color: #374151;
    /* Was #4B5563 - Darkened for contrast */
    /* Gray-700 */
    margin-bottom: 32px;
    font-weight: 400;
}

.hero-text .highlight {
    color: var(--primary-color);
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.btn-primary {
    background-color: var(--accent-green);
    color: var(--white);
    padding: 16px 32px;
    border-radius: 6px;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 6px -1px rgba(22, 163, 74, 0.2);
    transition: transform 0.2s;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    background-color: #15803d;
}

.btn-outline {
    background-color: white;
    color: var(--secondary-color);
    border: 1px solid #D1D5DB;
    padding: 16px 32px;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    transition: background-color 0.2s;
}

.btn-outline:hover {
    background-color: #F9FAFB;
    border-color: #9CA3AF;
}

.trust-badges {
    display: flex;
    gap: 24px;
    font-size: 0.95rem;
    color: #4B5563;
    font-weight: 500;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.check-icon {
    color: var(--accent-green);
    font-weight: boil;
}

/* Hero Card (The "Form") */
.hero-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    border: 1px solid #E5E7EB;
}

.hero-card h3 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    color: var(--secondary-color);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.form-group-full {
    grid-column: 1 / -1;
    margin-bottom: 16px;
}

.form-input,
.form-select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #D1D5DB;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    background-color: #F9FAFB;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(11, 45, 75, 0.1);
    background-color: var(--white);
}

/* The Big Textarea */
.big-textarea {
    width: 100%;
    min-height: 200px;
    /* Still large, but balanced for card */
    padding: 12px 16px;
    border: 1px solid #D1D5DB;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    background-color: #F9FAFB;
    resize: vertical;
}

.btn-block {
    width: 100%;
    text-align: center;
    margin-top: 8px;
}

/* Sections */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 40px;
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
        margin-bottom: 30px;
    }
}

.section {
    padding: 80px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

@media (max-width: 600px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

.card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    border: 1px solid #E5E7EB;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.footer {
    background-color: var(--secondary-color);
    color: #E5E7EB;
    /* Was #9CA3AF - lightened for contrast on dark bg */
    padding: 60px 0 40px;
    text-align: center;
}

.footer a {
    color: white;
    text-decoration: none;
    margin: 0 10px;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .hero-text {
        text-align: center;
    }

    .hero-actions {
        justify-content: center;
        flex-direction: column;
        gap: 12px;
    }

    .btn-primary,
    .btn-outline {
        width: 100%;
    }

    .trust-badges {
        justify-content: center;
        flex-wrap: wrap;
        gap: 15px;
        font-size: 0.85rem;
    }
}

@media (max-width: 600px) {
    .form-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .hero-card {
        padding: 20px;
    }

    .big-textarea {
        min-height: 120px;
    }

    .section {
        padding: 50px 0;
    }

    .final-cta h2 {
        font-size: 1.75rem;
    }

    .logo {
        font-size: 1.25rem;
    }
}

/* Services / Features Grid Updates */
.card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    border: 1px solid #E5E7EB;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    border-color: var(--accent-green);
}

.card-icon-wrapper {
    background-color: #F0FDF4;
    /* Light green bg */
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--accent-green);
}

.card-icon {
    width: 32px;
    height: 32px;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.card p {
    color: #6B7280;
    font-size: 0.95rem;
}

/* ... existing styles ... */

/* Local SEO Block */
.local-block {
    text-align: center;
    background-color: #f9fafb;
}

.district-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin: 30px 0;
}

.pill {
    background-color: var(--white);
    color: var(--primary-color);
    padding: 8px 20px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid #E5E7EB;
    transition: all 0.2s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.pill:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

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

@media (max-width: 600px) {
    .reviews-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

.review-card {
    background: var(--white);
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border: 1px solid #f3f4f6;
}

.stars {
    color: #FBBF24;
    /* Amber-400 */
    margin-bottom: 10px;
    font-size: 1.2rem;
}

/* FAQ Accordion */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 15px;
    border-radius: 8px;
    border: 1px solid #E5E7EB;
    overflow: hidden;
}

.faq-question {
    padding: 20px;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--secondary-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 400;
}

.faq-item.active .faq-question::after {
    content: '-';
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    background-color: #F9FAFB;
}

.faq-item.active .faq-answer {
    padding: 20px;
    max-height: 500px;
    /* Arbitrary large height */
}

/* Final CTA */
.final-cta {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    border-radius: 20px;
    padding: 60px 20px;
    margin: 80px 0;
}

@media (max-width: 600px) {
    .final-cta {
        padding: 40px 16px;
        margin: 40px 0;
        border-radius: 0;
        /* Full width feel on mobile */
    }
}

.final-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: var(--white);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* Sticky Mobile Bottom Bar - Conversion Optimized */
.mobile-sticky-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 -10px 25px rgba(0, 0, 0, 0.1);
    z-index: 1500;
    padding: 12px 16px;
    border-top: 1px solid #E5E7EB;
}

.bar-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.bar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 700;
    padding: 14px;
    border-radius: 12px;
    transition: transform 0.2s;
}

.bar-btn:active {
    transform: scale(0.96);
}

.bar-btn svg {
    width: 20px;
    height: 20px;
}

.bar-btn.tel {
    background-color: var(--primary-color);
    color: var(--white);
}

.bar-btn.whatsapp {
    background-color: #25D366;
    color: var(--white);
}

@media (max-width: 900px) {

    .nav-desktop,
    .whatsapp-link,
    .btn-header {
        display: none;
    }

    .hamburger {
        display: flex;
    }
}

@media (max-width: 768px) {
    .mobile-sticky-bar {
        display: block;
    }

    body {
        padding-bottom: 80px;
    }
}