/* Global Styles */
:root {
    --primary-color: #f7b731;
    /* Solar Yellow/Orange */
    --secondary-color: #20bf6b;
    /* Green for Eco/Energy */
    --dark-bg: #1e272e;
    --light-bg: #fdfdfd;
    --text-color: #333;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

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

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

ul {
    list-style: none;
}

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

/* Typography */
h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    color: var(--dark-bg);
    font-weight: 700;
}

/* Page Loader */
#loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    transition: opacity 0.5s ease;
}

.loader-logo {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--dark-bg);
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-left-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Header */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark-bg);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 500;
    color: var(--dark-bg);
    position: relative;
}

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

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

.nav-links .nav-btn {
    background-color: var(--primary-color);
    color: #fff;
    padding: 10px 25px;
    border-radius: 50px;
    transition: all 0.3s;
}

.nav-links .nav-btn::after {
    display: none;
    /* No underline for button */
}

.nav-links .nav-btn:hover {
    background-color: #e67e22;
    /* Warmer orange on hover */
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(247, 183, 49, 0.3);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--dark-bg);
    margin: 3px 0;
    transition: 0.4s;
}

/* Hero Section */
.hero {
    padding-top: 120px;
    padding-bottom: 80px;
    background: linear-gradient(135deg, #fffcf0 0%, #fff 100%);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
    flex-wrap: wrap;
}

.hero-content {
    flex: 1;
    min-width: 300px;
    padding-right: 40px;
}

.hero-badge {
    background: rgba(247, 183, 49, 0.15);
    color: #e67e22;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-block;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 20px;
    color: var(--dark-bg);
}

.hero p {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 30px;
    max-width: 500px;
}

.cta-button {
    display: inline-block;
    background: var(--primary-color);
    color: #fff;
    padding: 15px 35px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: 0 10px 20px rgba(247, 183, 49, 0.3);
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(247, 183, 49, 0.4);
}

.hero-image {
    flex: 1;
    min-width: 300px;
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-image img {
    border-radius: 20px;
    box-shadow: var(--shadow);
    max-width: 100%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Features Grid (Glassmorphism) */
.features-section {
    padding: 80px 5%;
    background-color: #f9f9f9;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
}

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

/* About & Why Us */
.about-section,
.why-us-section {
    padding: 100px 5%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 50px;
}

.why-us-section {
    flex-direction: row-reverse;
}

.text-content {
    flex: 1;
}

.image-content {
    flex: 1;
}

.image-content img {
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.text-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.text-content p {
    margin-bottom: 20px;
    color: #666;
}

/* Testimonials */
.testimonials {
    padding: 80px 5%;
    background: var(--dark-bg);
    color: #fff;
    text-align: center;
}

.testimonials h2 {
    color: #fff;
    margin-bottom: 50px;
}

.testimonial-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    padding: 30px;
    border-radius: 15px;
    width: 300px;
    text-align: left;
}

.stars {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
    opacity: 0.9;
}

.customer-name {
    font-weight: 700;
}

/* FAQ */
.faq-section {
    padding: 80px 5%;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: #fff;
    border-radius: 10px;
    margin-bottom: 15px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.faq-question {
    padding: 20px;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 20px;
    color: #666;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-bottom: 20px;
}

.arrow {
    transition: transform 0.3s;
}

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

/* Footer */
footer {
    background-color: #111;
    color: #aaa;
    padding: 60px 5% 20px;
    font-size: 0.9rem;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    margin-bottom: 40px;
}

.footer-col h3 {
    color: #fff;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

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

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

.impressum-details p {
    margin-bottom: 5px;
}

.ad-notice {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #333;
    font-size: 0.8rem;
}

/* Cookie Banner */
#cookie-banner {
    position: fixed;
    bottom: -100%;
    left: 0;
    width: 100%;
    background: #fff;
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.1);
    padding: 20px 5%;
    z-index: 9998;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: bottom 0.5s ease;
    flex-wrap: wrap;
    gap: 20px;
}

#cookie-banner.show {
    bottom: 0;
}

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

.cookie-btn {
    background: var(--dark-bg);
    color: #fff;
    padding: 10px 25px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.cookie-btn:hover {
    background: #000;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 15px 5%;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 60px;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        align-items: center;
        padding-top: 50px;
        transition: 0.4s;
    }

    .nav-links.active {
        right: 0;
    }

    .hero-container,
    .about-section,
    .why-us-section {
        flex-direction: column;
        text-align: center;
    }

    .why-us-section {
        flex-direction: column;
    }

    .hero-content {
        padding-right: 0;
        margin-bottom: 40px;
    }

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

    #cookie-banner {
        flex-direction: column;
        text-align: center;
    }
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10000;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.show {
    display: block;
    opacity: 1;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 90%;
    max-width: 600px;
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    z-index: 10001;
    display: none;
    opacity: 0;
    transition: all 0.3s ease;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.modal.show {
    display: block;
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.modal-content h2 {
    margin-bottom: 20px;
    color: var(--dark-bg);
}

.modal-content h3 {
    font-size: 1.2rem;
    margin-top: 15px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.modal-content p {
    margin-bottom: 15px;
    font-size: 0.95rem;
    color: #555;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    color: #999;
    cursor: pointer;
    transition: color 0.3s;
}

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

/* Legal Footer Link Hover */
.legal-link {
    cursor: pointer;
}

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