:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #0f172a;
    --accent: #22d3ee;
    --accent-dark: #20c9e3;
    --light: #f8fafc;
    --gray: #94a3b8;
    --success: #10b981;
    --danger: #ef4444;
    --card-bg: #ffffff;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.3s ease;
}

.dark-mode {
    --secondary: #f8fafc;
    --light: #0f172a;
    --card-bg: #1e293b;
    --gray: #64748b;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--light);
    color: var(--secondary);
    line-height: 1.6;
    transition: var(--transition);
}

a {
    color: var(--secondary);
    transition: var(--transition);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
header {
    background-color: var(--card-bg);
    box-shadow: var(--card-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: var(--transition);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    color: var(--primary);
}

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

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav a {
    text-decoration: none;
    color: var(--secondary);
    font-weight: 600;
    transition: var(--transition);
}

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

.auth-buttons {
    display: flex;
    gap: 15px;
}

.btn {
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

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

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

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

.btn-accent {
    background-color: var(--accent);
    color: #0f172a;
}

.btn-accent:hover {
    background-color: var(--accent-dark);
    opacity: 0.9;
}

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

/* Hero Section */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    background-size: 200% 200%;
    color: white;
    text-align: center;
    border-radius: 0 0 20px 20px;
    margin-bottom: 40px;
    height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    animation: flow 5s ease-in-out infinite;
}

@keyframes flow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

/* Features Section */
.section-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.2rem;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.feature-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

/* Pricing Section */
.pricing {
    background-color: var(--card-bg);
    padding: 60px 0;
    border-radius: 20px;
    margin-bottom: 60px;
}

.pricing-plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.pricing-card {
    background: linear-gradient(135deg, var(--card-bg) 0%, #f1f5f9 100%);
    border-radius: 12px;
    padding: 40px 30px;
    box-shadow: var(--card-shadow);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.dark-mode .pricing-card {
    background: linear-gradient(135deg, var(--card-bg) 0%, #334155 100%);
}

.pricing-card:hover {
    border-color: var(--accent);
    transform: scale(1.03);
}

.pricing-card.featured {
    border-color: var(--accent);
    position: relative;
    overflow: hidden;
}

.pricing-card.featured::before {
    content: "Empfohlen";
    position: absolute;
    top: 15px;
    right: -30px;
    background-color: var(--accent);
    color: var(--secondary);
    padding: 5px 30px;
    transform: rotate(45deg);
    font-weight: 600;
    font-size: 0.8rem;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 20px 0;
    color: var(--primary);
}

.price span {
    font-size: 1rem;
    color: var(--gray);
}

.pricing-features {
    list-style: none;
    margin: 20px 0;
    text-align: left;
}

.pricing-features li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features i {
    color: var(--success);
}

.aktienlist li {
    text-decoration: none;
    margin: 0px;
    margin-left: 40px;
}
.aktienlist a {
    text-decoration: none;
    /* color: black; */
}

.aktienlist a:hover {
    cursor: pointer;
    text-decoration: underline;
    text-decoration-color: var(--primary);
}

/* Analysis Preview */
.analyses {
    margin-bottom: 60px;
}

.analysis-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.analysis-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.analysis-card:hover {
    transform: translateY(-5px);
}

.analysis-image {
    height: 200px;
    background-color: var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.analysis-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.analysis-content {
    padding: 20px;
}

.analysis-content h3 {
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.analysis-meta {
    display: flex;
    justify-content: space-between;
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.preview-badge {
    background-color: var(--accent);
    color: var(--secondary);
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* About Preview */
.about {
    margin-bottom: 60px;
}

.about h2 {
    /* font-size: 2rem; */
    margin-bottom: 20px;
}

.about p {
    margin-bottom: 15px;
    line-height: 1.6;
}

/* Contact Preview */

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    /* color: #2d3748; */
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #4361ee, #3a0ca3);
    border-radius: 2px;
}
        
.compact-form {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-bottom: 20px;
}

.form-row {
    position: relative;
}

.form-row label {
    display: block;
    margin-bottom: 0.3rem;
    font-weight: 500;
    /* color: #4a5568; */
    font-size: 0.95rem;
}

.form-row input,
.form-row textarea {
    width: 100%;
    padding: 0.9rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: #f8fafc;
}

.form-row input:focus,
.form-row textarea:focus {
    outline: none;
    border-color: #4361ee;
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
    background-color: #fff;
}

.form-row i {
    position: absolute;
    right: 1rem;
    top: 2.5rem;
    color: #a0aec0;
    transition: all 0.3s ease;
}

.form-row input:focus + i,
.form-row textarea:focus + i {
    color: #4361ee;
}

textarea {
    min-height: 140px;
    resize: vertical;
}

.btn-container {
    display: flex;
    justify-content: center;
    margin-top: 0.8rem;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2.2rem;
    padding-top: 1.8rem;
    border-top: 1px solid #e2e8f0;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.info-item i {
    background: linear-gradient(90deg, #4361ee, #3a0ca3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.2rem;
}

.info-item span {
    font-size: 0.9rem;
    color: #718096;
}

/* Form Status Messages */
.form-status {
    padding: 0.9rem;
    border-radius: 10px;
    margin-bottom: 0.8rem;
    display: none;
    text-align: center;
    font-size: 0.95rem;
}

.success {
    background-color: #f0fff4;
    color: #2f855a;
    border: 1px solid #c6f6d5;
}

.error {
    background-color: #fff5f5;
    color: #c53030;
    border: 1px solid #fed7d7;
}

/* Responsive Design */
@media (max-width: 650px) {
    .contact-container {
        padding: 2rem 1.5rem;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 0.8rem;
        align-items: center;
    }
    
    .btn-primary {
        width: 100%;
        max-width: 220px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
}

/* Animation for form elements */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-row {
    animation: fadeIn 0.4s ease forwards;
}

.form-row:nth-child(1) { animation-delay: 0.1s; }
.form-row:nth-child(2) { animation-delay: 0.2s; }
.form-row:nth-child(3) { animation-delay: 0.3s; }

/* Footer */
footer {
    background-color: #0f172a;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--accent);
}

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

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column a {
    color: var(--gray);
    text-decoration: none;
    transition: var(--transition);
}

.footer-column a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

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

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

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray);
    font-size: 0.9rem;
}

/* Dark Mode Toggle */
.dark-mode-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 100;
    transition: var(--transition);
}

.dark-mode-toggle:hover {
    transform: scale(1.1);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    position: relative;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray);
}

.modal-title {
    margin-bottom: 20px;
    font-size: 1.8rem;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--gray);
    border-radius: 6px;
    font-size: 1rem;
}

/* Responsive Design */
@media (max-width: 900px) {
    nav ul {
        gap: 15px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        padding: 15px 0;
    }
    
    nav ul {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.2rem;
    }
    
    .auth-buttons {
        display: none;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .feature-card, .pricing-card {
        padding: 20px;
    }
}


/* Analysis Image Styling */
.analysis-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: transform 0.3s ease;
    max-width: 600px;
    margin: 0 auto;
}

.analysis-card:hover {
    transform: translateY(-5px);
}

.analysis-image {
    height: 200px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.analysis-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.analysis-image:hover img {
    transform: scale(1.05);
}

.preview-button {
    position: absolute;
    bottom: 15px;
    left: 15px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.analysis-image:hover .preview-button {
    opacity: 1;
    transform: translateY(0);
}

.preview-button:hover {
    background: rgba(0, 0, 0, 0.9);
}

.analysis-content {
    padding: 1.5rem;
}

.analysis-content h3 {
    color: #2d3748;
    margin-bottom: 1rem;
}

.analysis-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: #718096;
}

.preview-badge {
    background: linear-gradient(90deg, #4361ee, #3a0ca3);
    color: white;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.analysis-content p {
    color: #4a5568;
    line-height: 1.6;
}

/* Vollbild-Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background 0.3s ease;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.modal-controls {
    position: absolute;
    bottom: -50px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 15px;
}

.modal-controls button {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background 0.3s ease;
}

.modal-controls button:hover {
    background: rgba(255, 255, 255, 0.3);
}

@media (max-width: 768px) {
    body {
        padding: 1rem;
    }
    
    .analysis-card {
        max-width: 100%;
    }
    
    .preview-button {
        opacity: 1;
        transform: translateY(0);
    }
}