/**
 * Projekt2Works Bau und Projektmanagement - Stylesheet
 * Professionelles, modernes Design
 */

/* ========================================
   CSS Variables / Custom Properties
   ======================================== */
:root {
    /* Colors */
    --color-primary: #1e3a5f;
    --color-primary-light: #2d5a8a;
    --color-primary-dark: #142740;
    --color-secondary: #c9a227;
    --color-secondary-light: #dbb84a;
    --color-accent: #e67e22;

    --color-text: #333333;
    --color-text-light: #666666;
    --color-text-muted: #999999;

    --color-bg: #ffffff;
    --color-bg-light: #f8f9fa;
    --color-bg-dark: #1a1a1a;

    --color-border: #e0e0e0;
    --color-border-light: #f0f0f0;

    --color-success: #28a745;
    --color-error: #dc3545;
    --color-warning: #ffc107;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Playfair Display', Georgia, serif;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Layout */
    --container-max: 1200px;
    --container-narrow: 800px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-light);
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ========================================
   Layout & Container
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-narrow {
    max-width: var(--container-narrow);
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-bg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    text-decoration: none;
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    color: var(--color-secondary);
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text strong {
    font-weight: 700;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-menu a {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--spacing-sm) 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: width var(--transition-base);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-menu a.nav-btn {
    background: var(--color-primary);
    color: var(--color-bg);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
}

.nav-menu a.nav-btn::after {
    display: none;
}

.nav-menu a.nav-btn:hover {
    background: var(--color-primary-light);
    color: var(--color-bg);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-base);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg);
    text-align: center;
    padding: var(--spacing-4xl) 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    opacity: 0.9;
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.hero-scroll a {
    color: var(--color-bg);
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.hero-scroll a:hover {
    opacity: 1;
}

.hero-scroll svg {
    width: 32px;
    height: 32px;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn svg {
    width: 18px;
    height: 18px;
}

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

.btn-primary:hover {
    background: var(--color-secondary-light);
    border-color: var(--color-secondary-light);
    color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
    color: var(--color-bg);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--color-bg);
    border-color: var(--color-bg);
}

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

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-base);
}

/* ========================================
   Sections
   ======================================== */
section {
    padding: var(--spacing-4xl) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-3xl);
}

.section-label {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
}

/* ========================================
   Features Section
   ======================================== */
.features {
    background: var(--color-bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--color-bg);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-secondary);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.features-cta {
    text-align: center;
    margin-top: var(--spacing-3xl);
}

/* ========================================
   About Preview Section
   ======================================== */
.about-preview {
    background: var(--color-bg);
}

.about-preview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.about-preview-image {
    position: relative;
}

.image-placeholder {
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-border-light) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
}

.image-placeholder svg {
    width: 100px;
    height: 100px;
    opacity: 0.3;
}

.image-placeholder.large svg {
    width: 150px;
    height: 150px;
}

.about-preview-content h2,
.about-preview-content-full h2 {
    font-family: var(--font-heading);
    font-size: var(--font-size-3xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.about-preview-content > p,
.about-preview-content-full > p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

/* Zentriertes Layout ohne Logo */
.about-preview-content-full {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-preview-content-full .check-list {
    display: inline-block;
    text-align: left;
}

.about-preview-content-full .section-label {
    display: block;
}

.check-list {
    margin-bottom: var(--spacing-xl);
}

.check-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.check-list li::before {
    content: '✓';
    color: var(--color-secondary);
    font-weight: 700;
    flex-shrink: 0;
}

/* ========================================
   Process Section
   ======================================== */
.process {
    background: var(--color-primary);
    color: var(--color-bg);
}

.process .section-title {
    color: var(--color-bg);
}

.process .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.process-step {
    text-align: center;
    padding: var(--spacing-xl);
}

.step-number {
    font-family: var(--font-heading);
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
}

.process-step h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.process-step p {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
    color: var(--color-primary-dark);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-family: var(--font-heading);
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-section .btn-primary {
    background: var(--color-primary);
    color: var(--color-bg);
    border-color: var(--color-primary);
}

.cta-section .btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.cta-section .btn-outline {
    color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.cta-section .btn-outline:hover {
    background: var(--color-primary-dark);
    color: var(--color-bg);
}

/* ========================================
   Page Header
   ======================================== */
.page-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg);
    text-align: center;
    padding: calc(80px + var(--spacing-4xl)) 0 var(--spacing-4xl);
}

.page-header h1 {
    font-family: var(--font-heading);
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.page-header p {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Services Page
   ======================================== */
.services-overview {
    background: var(--color-bg-light);
    padding: var(--spacing-xl) 0;
    position: sticky;
    top: 80px;
    z-index: 100;
}

.services-nav ul {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.services-nav a {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

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

.services-detail {
    padding: var(--spacing-4xl) 0;
}

.service-item {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    padding: var(--spacing-3xl) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.service-item:last-child {
    border-bottom: none;
}

.service-icon-large {
    width: 80px;
    height: 80px;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-lg);
}

.service-icon-large svg {
    width: 100%;
    height: 100%;
}

.service-content h2 {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.service-short {
    font-size: var(--font-size-lg);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-lg);
}

.service-description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
}

.service-benefits {
    margin-bottom: var(--spacing-xl);
}

.service-benefits h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.service-benefits ul {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-sm);
}

.service-benefits li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text);
}

.service-benefits li svg {
    width: 18px;
    height: 18px;
    color: var(--color-success);
    flex-shrink: 0;
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-section {
    background: var(--color-bg-light);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-bg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-primary);
    text-align: left;
    background: var(--color-bg);
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--color-bg-light);
}

.faq-question svg {
    width: 20px;
    height: 20px;
    color: var(--color-text-muted);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--color-text-light);
}

/* ========================================
   About Page
   ======================================== */
.about-main {
    padding: var(--spacing-4xl) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-4xl);
    align-items: start;
}

.about-content h2 {
    font-family: var(--font-heading);
    font-size: var(--font-size-3xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.owner-title {
    font-size: var(--font-size-lg);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-lg);
}

.owner-bio {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.qualifications {
    background: var(--color-bg-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.qualifications h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.qualifications li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.qualifications li svg {
    width: 18px;
    height: 18px;
    color: var(--color-success);
    flex-shrink: 0;
}

/* Stats Section */
.stats-section {
    background: var(--color-primary);
    padding: var(--spacing-3xl) 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-bg);
    opacity: 0.9;
}

/* Values Section */
.values-section {
    background: var(--color-bg-light);
}

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

.value-card {
    background: var(--color-bg);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.value-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.value-card p {
    color: var(--color-text-light);
}

/* Why Choose Section */
.why-choose {
    background: var(--color-bg);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.reason-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.reason-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-primary);
}

.reason-icon svg {
    width: 100%;
    height: 100%;
}

.reason-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.reason-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* ========================================
   Contact Page
   ======================================== */
.contact-section {
    padding: var(--spacing-4xl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-4xl);
}

.contact-info h2,
.contact-form-wrapper h2 {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.contact-methods {
    margin-bottom: var(--spacing-2xl);
}

.contact-method {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.method-icon {
    width: 50px;
    height: 50px;
    background: var(--color-bg-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    flex-shrink: 0;
}

.method-icon svg {
    width: 24px;
    height: 24px;
}

.method-content h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-xs);
}

.method-content a,
.method-content address {
    font-size: var(--font-size-base);
    font-style: normal;
    color: var(--color-text);
    display: block;
}

.method-content a:hover {
    color: var(--color-primary);
}

.method-note {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    display: block;
    margin-top: var(--spacing-xs);
}

.service-area {
    background: var(--color-bg-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.service-area h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.service-area ul {
    margin: var(--spacing-md) 0;
}

.service-area li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.service-area li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
}

.service-area .small {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-bg-light);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
}

.contact-form {
    margin-top: var(--spacing-xl);
}

.hp-field {
    position: absolute;
    left: -9999px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.required {
    color: var(--color-error);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.form-checkbox input {
    width: auto;
    margin-top: 4px;
}

.form-checkbox label {
    margin-bottom: 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.form-checkbox a {
    color: var(--color-primary);
    text-decoration: underline;
}

/* Alerts */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-xl);
}

.alert svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--color-success);
}

.alert-error {
    background: rgba(220, 53, 69, 0.1);
    color: var(--color-error);
}

/* Map Section */
.map-section {
    padding: 0;
}

.map-placeholder {
    height: 400px;
    background: var(--color-bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
}

/* ========================================
   Legal Pages (Impressum, Datenschutz)
   ======================================== */
.legal-content {
    padding: var(--spacing-4xl) 0;
}

.legal-text {
    max-width: 800px;
    margin: 0 auto;
}

.legal-text h2 {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
}

.legal-text h2:first-child {
    margin-top: 0;
}

.legal-text h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.legal-text p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.legal-text a {
    color: var(--color-primary);
    text-decoration: underline;
}

.legal-update {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border-light);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--color-bg-dark);
    color: var(--color-bg);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.footer-logo {
    font-size: var(--font-size-lg);
    color: var(--color-bg);
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.footer-logo-text {
    font-weight: 700;
    color: var(--color-bg);
}

.footer-about p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-lg);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-contact a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
}

.footer-contact a:hover {
    color: var(--color-secondary);
}

.footer-contact svg {
    width: 16px;
    height: 16px;
}

.footer-col h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-lg);
    color: var(--color-bg);
}

.footer-col ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-col ul a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-col ul a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
}

.footer-credits {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-xs);
}

.footer-credits a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: underline;
}

.footer-credits a:hover {
    color: var(--color-secondary);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--color-bg);
        flex-direction: column;
        padding: var(--spacing-xl);
        gap: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .about-preview-grid,
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .about-preview-image {
        order: -1;
    }

    .features-grid,
    .process-steps,
    .stats-grid,
    .values-grid,
    .reasons-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .services-nav ul {
        flex-direction: column;
        align-items: center;
    }
}

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

    section {
        padding: var(--spacing-3xl) 0;
    }

    .hero {
        min-height: auto;
        padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-3xl);
    }

    .btn {
        width: 100%;
    }

    .cta-buttons {
        flex-direction: column;
    }
}

/* ========================================
   Logo & Image Styles (Transparent Logo Support)
   ======================================== */

/* Header Logo - transparent background support */
.logo-img {
    height: 50px;
    width: auto;
    display: block;
}

/* Footer Logo - with light background for visibility on dark footer */
.footer-logo-img {
    height: 60px;
    width: auto;
    margin-bottom: var(--spacing-md);
    background: rgba(255, 255, 255, 0.95);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
}

/* Hero mit Header-Bild */
.hero.hero-with-image {
    position: relative;
    min-height: auto;
    padding: calc(80px + var(--spacing-xl)) 0 var(--spacing-xl);
    background: var(--color-bg-light);
}

.hero-image {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.hero.hero-with-image .hero-content {
    text-align: center;
    padding-top: var(--spacing-2xl);
}

.hero.hero-with-image .hero-buttons {
    justify-content: center;
}

.hero.hero-with-image .hero-buttons .btn-outline {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.hero.hero-with-image .hero-buttons .btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-bg);
}

.hero.hero-with-image .hero-scroll {
    position: relative;
    bottom: auto;
    margin-top: var(--spacing-2xl);
    transform: none;
}

.hero.hero-with-image .hero-scroll a {
    color: var(--color-primary);
}

/* Service Area Badge */
.hero-service-area {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-bg);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
    letter-spacing: 0.5px;
}

/* About Logo - transparent background support */
.about-logo {
    max-width: 280px;
    height: auto;
    border-radius: var(--radius-lg);
}

.about-preview-image {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

/* Responsive Anpassungen für Bilder */
@media (max-width: 768px) {
    .logo-img {
        height: 40px;
    }

    .footer-logo-img {
        height: 50px;
    }

    .hero.hero-with-image {
        padding: calc(80px + var(--spacing-md)) 0 var(--spacing-md);
    }

    .hero-image {
        padding: 0 var(--spacing-md);
    }

    .hero.hero-with-image .hero-content {
        padding-top: var(--spacing-xl);
    }

    .about-logo {
        max-width: 200px;
    }
}

/* ========================================
   Gallery Section - Projektbeispiele
   ======================================== */
.gallery-section {
    background: var(--color-bg-light);
}

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

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    aspect-ratio: 4/3;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay span {
    color: var(--color-bg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Gallery Responsive */
@media (max-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-overlay {
        opacity: 1;
    }
}