/* CSS Variables for Light/Dark Mode - VerPro Colors */
:root {
    --primary-color: #6a9293;
    --primary-dark: #3c6566;
    --secondary-color: #89c5c6;
    --accent-color: #68a6a8;
    --danger-color: #ef4444;
    
    /* Light Mode Colors */
    --bg-color: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --overlay-color: rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] {
    --bg-color: #1a2328;
    --bg-secondary: #243035;
    --bg-tertiary: #2e3d43;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border-color: #3c5156;
    --shadow-color: rgba(0, 0, 0, 0.5);
    --overlay-color: rgba(0, 0, 0, 0.7);
    --primary-color: #89c5c6;
    --primary-dark: #6a9293;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-color);
    transition: all 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

[data-theme="dark"] .navbar {
    background: rgba(26, 35, 40, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.nav-logo:hover {
    opacity: 0.8;
}

.nav-logo img {
    height: 45px;
    width: auto;
    transition: all 0.3s ease;
}

.logo-dark {
    display: none;
}

[data-theme="dark"] .logo-light {
    display: none !important;
}

[data-theme="dark"] .logo-dark {
    display: block !important;
}

.nav-logo h2 {
    display: none; /* Logo ersetzt Text */
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

[data-theme="dark"] .nav-link {
    color: var(--text-primary);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.nav-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.theme-btn, .theme-reset-btn, .lang-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-reset-btn {
    margin-left: 5px;
    opacity: 0.7;
}

.theme-reset-btn:hover {
    opacity: 1;
}

.theme-btn i, .theme-reset-btn i {
    font-size: 1.1rem;
    transition: transform 0.3s ease;
}

.theme-btn:hover, .theme-reset-btn:hover, .lang-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0.5rem;
}

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: url('images/hero_image.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

/* Fallback wenn kein Bild geladen wird */
.hero {
    background-image: url('images/hero_image.jpeg'), 
                      linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}

/* iOS Safari Fix - background-attachment: fixed funktioniert nicht auf iOS */
@supports (-webkit-touch-callout: none) {
    .hero {
        background-attachment: scroll;
    }
}

/* Mobile Fix für alle Touch-Geräte */
@media (max-width: 1024px) {
    .hero {
        background-attachment: scroll;
        min-height: 100vh;
        height: auto;
    }
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(1px);
    transition: all 0.3s ease;
}

[data-theme="dark"] .hero::before {
    background: rgba(0, 0, 0, 0.2);
}

.hero-content {
    max-width: 900px;
    z-index: 2;
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(60px) saturate(200%);
    -webkit-backdrop-filter: blur(60px) saturate(200%);
    border-radius: 32px;
    padding: 4rem 3rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1), 
                0 8px 32px rgba(255, 255, 255, 0.1) inset;
    margin: 0 2rem;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.4rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.2s both;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    line-height: 1.5;
}

.cta-btn {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 1.2rem 2.5rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    animation: fadeInUp 1s ease 0.4s both;
    box-shadow: 0 10px 30px rgba(106, 146, 147, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(106, 146, 147, 0.6);
    background: var(--primary-dark);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Sections */
section {
    padding: 5rem 0;
}

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

.about h2, .features h2, .offer h2, .contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.about p {
    font-size: 1.2rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px var(--shadow-color);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px var(--shadow-color);
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
}

/* Offer Section */
.offer {
    background: var(--bg-secondary);
}

.offer-category {
    margin-bottom: 4rem;
}

.offer-category h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
    text-align: center;
}

.properties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.property-card {
    background: var(--bg-color);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px var(--shadow-color);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.property-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--shadow-color);
}

.property-info {
    padding: 2rem;
}

.property-info h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.property-size {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.pricing-card {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px var(--shadow-color);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    position: relative;
}

.pricing-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--shadow-color);
}

.pricing-card.featured:hover {
    transform: translateY(-5px) scale(1.05);
}

.pricing-card h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.price {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.pricing-card ul {
    list-style: none;
    text-align: left;
    margin-top: 1rem;
}

.pricing-card li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.pricing-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.price-note {
    text-align: center;
    margin-top: 2rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
}

.price-note p {
    color: var(--text-secondary);
    font-style: italic;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h3, .contact-form-container h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.contact-method:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(5px);
}

.contact-method.whatsapp:hover {
    background: #25d366;
}

.contact-method i {
    font-size: 1.3rem;
    width: 30px;
    text-align: center;
}

/* Form Styles */
.contact-form-container {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--border-color);
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    background: var(--bg-color);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-color);
}

.form-group label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: var(--text-muted);
    transition: all 0.3s ease;
    pointer-events: none;
    font-size: 1rem;
}

.form-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.5rem;
    display: none;
}

.form-error.show {
    display: block;
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
    top: -0.5rem;
    left: 0.5rem;
    font-size: 0.8rem;
    color: var(--primary-color);
    background: var(--bg-color);
    padding: 0 0.5rem;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px var(--shadow-color);
}

/* Footer */
footer {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.footer-logo {
    flex-shrink: 0;
}

.footer-logo img {
    height: 25px;
    width: auto;
}

.footer-logo-dark {
    display: none !important;
}

[data-theme="dark"] .footer-logo-light {
    display: none !important;
}

[data-theme="dark"] .footer-logo-dark {
    display: block !important;
}

.footer-links {
    text-align: right;
    flex-grow: 1;
}

.footer-links p {
    margin: 0.5rem 0;
    color: var(--text-secondary);
}

.footer-links a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-dark);
}

/* Impressum Section Styles */
.impressum-section {
    padding: 4rem 0;
    background: var(--bg-color);
    min-height: calc(100vh - 140px);
}

.impressum-content {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px var(--shadow-color);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .impressum-content {
    background: rgba(26, 35, 40, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.impressum-content h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.legal-section {
    margin-bottom: 3rem;
}

.legal-section h2 {
    color: var(--text-primary);
    font-size: 1.8rem;
    margin: 2rem 0 1.5rem 0;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

.legal-section h3 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin: 1.5rem 0 1rem 0;
}

.legal-section h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    margin: 1.2rem 0 0.8rem 0;
}

.legal-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.legal-section a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.legal-section a:hover {
    color: var(--primary-dark);
}

.company-info {
    background: var(--bg-tertiary);
    padding: 2rem;
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
    margin: 1.5rem 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.company-info p {
    margin-bottom: 1rem;
}

.company-info strong {
    color: var(--text-primary);
}

/* Footer Mobile Styles */
@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    .footer-links {
        text-align: center;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px var(--shadow-color);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

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

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

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

    .hero-content p {
        font-size: 1.1rem;
    }

    .container {
        padding: 0 1rem;
    }

    .nav-container {
        padding: 0 1rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

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

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

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

    .pricing-card.featured {
        transform: none;
    }

    .impressum-content {
        padding: 2rem 1rem;
        margin: 0 1rem;
    }

    .impressum-content h1 {
        font-size: 2rem;
    }

    .legal-section h2 {
        font-size: 1.5rem;
    }

    .company-info {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-content {
        padding: 2.5rem 1.5rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .nav-controls {
        gap: 0.5rem;
    }

    .theme-btn, .lang-btn {
        min-width: 35px;
        height: 35px;
        font-size: 0.8rem;
    }

    .nav-logo img {
        height: 30px;
    }
}