/* ========================================
   Self-hosted Fonts - DSGVO Compliant
   ======================================== */

@font-face {
    font-family: 'SourceSerif';
    src: url('fonts/SourceSerif4-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'SourceSerif';
    src: url('fonts/SourceSerif4-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'WorkSans';
    src: url('fonts/WorkSans-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'WorkSans';
    src: url('fonts/WorkSans-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'WorkSans';
    src: url('fonts/WorkSans-SemiBold.ttf') format('truetype');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

/* ========================================
   CSS Variables
   ======================================== */

:root {
    /* Colors */
    --color-primary: #1a1a1a;
    --color-secondary: #2d5a3d;
    --color-accent: #c17817;
    --color-text: #2a2a2a;
    --color-text-light: #666666;
    --color-bg: #ffffff;
    --color-bg-alt: #f8f8f6;
    --color-border: #e0e0e0;
    
    /* Typography */
    --font-display: 'SourceSerif', Georgia, serif;
    --font-body: 'WorkSans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Layout */
    --max-width: 1200px;
    --nav-height: 80px;
    
    /* Animation */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   Reset & Base
   ======================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

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

/* ========================================
   Container
   ======================================== */

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========================================
   Cookie Banner - DSGVO Compliant
   ======================================== */

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-md);
    z-index: 10000;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner.hidden {
    display: none;
}

.cookie-content {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.cookie-text {
    flex: 1;
    font-size: 0.9rem;
    line-height: 1.5;
}

.cookie-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.cookie-link {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: underline;
    white-space: nowrap;
}

.cookie-link:hover {
    color: white;
}

.cookie-btn {
    background: white;
    color: var(--color-primary);
    padding: 0.75rem 2rem;
    border-radius: 4px;
    font-weight: 600;
    white-space: nowrap;
    transition: var(--transition);
}

.cookie-btn:hover {
    background: var(--color-bg-alt);
}

.cookie-btn-reject {
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.cookie-btn-reject:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

/* ========================================
   Navigation
   ======================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--nav-height);
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 35px;
    width: auto;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.lang-switcher {
    display: flex;
    gap: 0.25rem;
    background: var(--color-bg-alt);
    padding: 0.25rem;
    border-radius: 4px;
}

.lang-btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-light);
    border-radius: 3px;
    transition: var(--transition);
}

.lang-btn.active {
    background: white;
    color: var(--color-primary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.lang-btn:hover:not(.active) {
    color: var(--color-primary);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 0.5rem;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--spacing-xl) 0;
    margin-top: var(--nav-height);
    overflow: hidden;
}

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

.hero-logo img {
    max-width: 160px;
    margin: 0 auto;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.hero-line {
    display: block;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

.hero-line:nth-child(1) {
    animation-delay: 0.1s;
}

.hero-line:nth-child(2) {
    animation-delay: 0.3s;
}

.hero-line:nth-child(3) {
    animation-delay: 0.5s;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards 0.7s;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards 0.9s;
}

.hero-decoration {
    position: absolute;
    top: 10%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(193, 120, 23, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 4px;
    transition: var(--transition);
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--color-secondary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

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

/* ========================================
   Section Styles
   ======================================== */

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
}

/* ========================================
   About Section
   ======================================== */

.about {
    background: var(--color-bg-alt);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.about-text p:last-child {
    margin-bottom: 0;
}

/* ========================================
   Services Section
   ======================================== */

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.service-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 8px;
    border: 2px solid var(--color-border);
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.service-card-highlight {
    border-color: var(--color-secondary);
    background: linear-gradient(135deg, #f8f8f6 0%, #ffffff 100%);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--color-bg-alt);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-accent);
}

.service-card-highlight .service-icon {
    background: var(--color-secondary);
    color: white;
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.service-desc {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.service-list {
    list-style: none;
}

.service-list li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

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

.service-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

/* ========================================
   Values Section
   ======================================== */

.values {
    background: var(--color-bg);
}

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

.value-card {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
}

.value-icon {
    width: 72px;
    height: 72px;
    background: var(--color-secondary);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.value-card h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.value-card p {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ========================================
   Gallery Section
   ======================================== */

.gallery {
    background: var(--color-bg-alt);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.gallery-item {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: 8px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.6) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: 1rem;
    transition: background 0.4s ease;
}

.gallery-item:hover .gallery-overlay {
    background: linear-gradient(to top, rgba(45, 90, 61, 0.7) 0%, transparent 70%);
}

.gallery-overlay span {
    color: #ffffff;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
}

/* ========================================
   Contact Section
   ======================================== */

.contact {
    background: var(--color-bg-alt);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

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

.contact-item h4 {
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-item a {
    font-size: 1.1rem;
    color: var(--color-accent);
}

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

.contact-form {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.form-group {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--color-border);
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

.form-group label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: var(--color-text-light);
    pointer-events: none;
    transition: var(--transition);
    background: white;
    padding: 0 0.25rem;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -0.5rem;
    left: 0.75rem;
    font-size: 0.85rem;
    color: var(--color-accent);
}

.contact-form .btn {
    width: 100%;
}

.captcha-group {
    background: var(--color-bg-alt);
    padding: 1.5rem;
    border-radius: 4px;
    border: 1px solid var(--color-border);
    margin-bottom: var(--spacing-md);
}

.captcha-label {
    display: block;
    margin-bottom: 0.75rem;
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.95rem;
}

.captcha-label #captcha-question {
    color: var(--color-accent);
    font-weight: 700;
    font-size: 1.1rem;
    padding: 0 0.25rem;
}

.captcha-group input[type="number"] {
    width: 100px;
    padding: 0.75rem;
    border: 2px solid var(--color-border);
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
}

.captcha-group input[type="number"]:focus {
    outline: none;
    border-color: var(--color-accent);
}

#form-message-status {
    margin: 1rem 0;
}

.form-success {
    background: #d4edda;
    color: #155724;
    padding: 1rem;
    border-radius: 4px;
    border: 1px solid #c3e6cb;
    text-align: center;
}

.form-error {
    background: #f8d7da;
    color: #721c24;
    padding: 1rem;
    border-radius: 4px;
    border: 1px solid #f5c6cb;
    text-align: center;
}

/* ========================================
   Social Links
   ======================================== */

.social-links {
    display: flex;
    gap: 0.75rem;
    margin-top: var(--spacing-sm);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--color-accent);
    color: #ffffff;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 768px) {
    .nav-right {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav-right.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links {
        flex-direction: column;
        width: 100%;
        gap: var(--spacing-sm);
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-lg) 0;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }

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

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

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

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

    .btn {
        width: 100%;
    }

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