/* FutureValue - Modern German E-Learning Platform Styles */

/* Import Google Fonts - Poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

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

:root {
    /* Color Palette - Green & White Theme */
    --primary-green: #2ecc71;
    --primary-green-dark: #27ae60;
    --primary-green-light: #58d68d;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --gray: #e0e0e0;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    
    /* Typography */
    --font-body: 300;
    --font-text: 400;
    --font-heading: 600;
    --font-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Border Radius */
    --radius: 12px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
    
    /* Max Width */
    --max-width: 1200px;
}

body {
    font-family: 'Poppins', sans-serif;
    font-weight: var(--font-text);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-heading);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

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

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Header & Navigation */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: var(--font-bold);
    color: var(--primary-green);
}

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

.nav-menu li a {
    color: var(--text-dark);
    font-weight: var(--font-text);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius);
    transition: all 0.3s ease;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    background-color: var(--primary-green);
    color: var(--white);
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    background: linear-gradient(135deg, var(--primary-green-dark) 0%, var(--primary-green) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1584697964154-1b40b733d101?w=1600');
    background-size: cover;
    background-position: center;
    opacity: 0.2;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: var(--spacing-md);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-body);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 32px;
    background-color: var(--primary-green);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-weight: var(--font-heading);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.btn:hover {
    background-color: var(--primary-green-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: var(--light-gray);
}

.btn-group {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}

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

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

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
}

/* Feature Cards */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-card {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

/* Content Section */
.content-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.content-image {
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.content-image img {
    width: 100%;
    height: auto;
}

/* Statistics Section */
.stats-section {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    color: var(--white);
    padding: var(--spacing-xl) 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    color: var(--white);
    margin-bottom: var(--spacing-xs);
}

.stat-item p {
    font-size: 1.1rem;
    font-weight: var(--font-body);
}

/* Call to Action */
.cta-section {
    background-color: var(--light-gray);
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.cta-section h2 {
    margin-bottom: var(--spacing-md);
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.blog-card {
    background-color: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.blog-card-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.blog-card-content {
    padding: var(--spacing-md);
}

.blog-card h3 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.blog-card p {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

/* Blog Article */
.article-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.article-image {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    border-radius: var(--radius);
    margin-bottom: var(--spacing-md);
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.article-content h2 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--primary-green);
}

.article-content p {
    margin-bottom: var(--spacing-md);
}

/* Resources/Courses Grid */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.resource-card {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.resource-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.resource-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.resource-card h3 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

/* Contact Form */
.contact-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-form {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-heading);
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--gray);
    border-radius: var(--radius);
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.1);
}

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

.contact-info {
    background-color: var(--light-gray);
    padding: var(--spacing-md);
    border-radius: var(--radius);
}

.contact-info h3 {
    margin-bottom: var(--spacing-md);
}

.contact-item {
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: start;
    gap: var(--spacing-sm);
}

.contact-item-icon {
    font-size: 1.5rem;
    color: var(--primary-green);
}

.map-container {
    margin-top: var(--spacing-md);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.map-container iframe {
    width: 100%;
    height: 400px;
    border: none;
}

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

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

.faq-question {
    width: 100%;
    padding: var(--spacing-md);
    background-color: var(--white);
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: var(--font-heading);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

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

.faq-question.active {
    background-color: var(--primary-green);
    color: var(--white);
}

.faq-icon {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.faq-question.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

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

.faq-answer-content {
    padding: var(--spacing-md);
    color: var(--text-light);
}

/* Legal Pages */
.legal-content {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-sm);
}

.legal-content h2 {
    color: var(--primary-green);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.legal-content h3 {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
}

.legal-content ul {
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

/* Footer */
.footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.footer-section h3 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.footer-section p,
.footer-section a {
    color: var(--light-gray);
    margin-bottom: var(--spacing-xs);
}

.footer-section a:hover {
    color: var(--primary-green);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

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

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--text-dark);
    color: var(--white);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    display: none;
}

.cookie-banner.active {
    display: block;
}

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

.cookie-text {
    flex: 1;
    min-width: 250px;
}

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

.cookie-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

/* Responsive Design */

/* Tablet */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-md);
        padding: var(--spacing-md) 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .content-section {
        grid-template-columns: 1fr;
    }
    
    .contact-section {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
}

/* Mobile */
@media (max-width: 480px) {
    h1 {
        font-size: 1.8rem;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .btn-group {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .resources-grid {
        grid-template-columns: 1fr;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        width: 100%;
        flex-direction: column;
    }
    
    .cookie-buttons .btn {
        width: 100%;
    }
}