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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    height: 40px;
    width: auto;
    transition: transform 0.3s ease;
}

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

.logo-text {
    color: #1e3a8a;
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #1e3a8a;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #1e3a8a;
    transition: width 0.3s ease;
}

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

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

.bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    color: white;
    position: relative;
    overflow: hidden;
    padding-top: 70px; /* Account for fixed navbar */
}

.hero-background-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/stock/hero.avif');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.9;
    z-index: 1;
}

.hero-background-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.7) 0%, rgba(30, 64, 175, 0.7) 50%, rgba(30, 64, 175, 0.7) 100%);
    z-index: 2;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 3;
    min-height: calc(100vh - 70px);
    justify-content: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: #fff;
    color: #1e3a8a;
    border-color: #fff;
}

.btn-primary:hover {
    background: transparent;
    color: #fff;
    border-color: #fff;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border-color: #fff;
}

.btn-secondary:hover {
    background: #fff;
    color: #1e3a8a;
    transform: translateY(-2px);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-visual {
    position: relative;
    width: 300px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    overflow: hidden;
}

.hero-logo {
    position: relative;
    z-index: 4;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    padding: 2rem;
    backdrop-filter: blur(25px);
    border: 4px solid rgba(255, 255, 255, 0.7);
    transition: transform 0.3s ease;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.hero-logo:hover {
    transform: scale(1.05);
}

.hero-logo-img {
    width: 120px;
    height: 120px;
    object-fit: contain;
}

.hero-pills {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 3;
}

.pill {
    position: absolute;
    width: 20px;
    height: 40px;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.5));
    border-radius: 20px;
    animation: float 3s ease-in-out infinite;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.pill-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.pill-2 {
    top: 60%;
    right: 15%;
    animation-delay: 1s;
}

.pill-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 100px 0;
    background: #f8f9fa;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-visual {
    position: relative;
}

.about-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.about-img:hover {
    transform: scale(1.02);
}

.about-text h3 {
    font-size: 1.5rem;
    color: #1e3a8a;
    margin-bottom: 1rem;
    margin-top: 2rem;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #666;
    font-weight: 500;
}

/* Products Section */
.products {
    padding: 100px 0;
    background: #f8f9fa;
}

.product-showcase {
    max-width: 1000px;
    margin: 0 auto;
}

.product-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.product-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    border-radius: 15px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
}

.product-img {
    max-width: 80%;
    max-height: 80%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
}

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

.product-content {
    padding: 2rem 0;
}

.product-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.product-icon i {
    font-size: 2.5rem;
    color: white;
}

.product-content h3 {
    font-size: 2.5rem;
    color: #1e3a8a;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.product-description {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.product-benefits {
    margin-bottom: 2rem;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.benefit-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.benefit-item i {
    font-size: 1.5rem;
    color: #1e3a8a;
    margin-top: 0.25rem;
}

.benefit-item h4 {
    color: #1e3a8a;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.benefit-item p {
    color: #666;
    margin: 0;
    font-size: 0.95rem;
}

.product-ingredients h4 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-weight: 600;
}

.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.75rem;
}

.ingredient {
    background: #1e3a8a;
    color: white;
    padding: 0.75rem 1rem;
    border-radius: 25px;
    text-align: center;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.ingredient:hover {
    background: #1e3a8a;
    transform: translateY(-2px);
}

/* Research Section */
.research {
    padding: 100px 0;
    background: #f8f9fa;
}

.research-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.research-text h3 {
    font-size: 1.5rem;
    color: #1e3a8a;
    margin-bottom: 1rem;
}

.research-text p {
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.research-highlights {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.highlight {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.highlight i {
    color: #1e3a8a;
    font-size: 1.2rem;
}

.highlight span {
    color: #666;
    font-weight: 500;
}

.research-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.research-visual {
    position: relative;
    width: 250px;
    height: 250px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

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

.research-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.8) 0%, rgba(59, 130, 246, 0.8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s ease;
}

.research-visual:hover .research-overlay {
    opacity: 0.9;
}

.research-visual:hover .research-img {
    transform: scale(1.05);
}

.research-overlay i {
    font-size: 6rem;
    color: white;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.contact-item i {
    font-size: 1.5rem;
    color: #1e3a8a;
    margin-top: 0.25rem;
}

.contact-item h4 {
    color: #1e3a8a;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.contact-item p {
    color: #666;
    margin: 0;
}

.contact-form {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 20px;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

/* Form Field Validation Styles */
.form-group input,
.form-group textarea {
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1e3a8a;
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.form-group input.error,
.form-group textarea.error {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.field-error {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Character Counter for Message Field */
.character-counter {
    font-size: 0.75rem;
    color: #6c757d;
    text-align: right;
    margin-top: 0.25rem;
}

.character-counter.warning {
    color: #ffc107;
}

.character-counter.error {
    color: #dc3545;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1e3a8a;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: #ecf0f1;
}

.footer-section p {
    color: #bdc3c7;
    line-height: 1.6;
}

/* Footer Kontakt-Links (E-Mail und Telefon) - gleiche Farbe wie andere Footer-Links */
.footer-section p a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section p a:hover {
    color: #ecf0f1;
}

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

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

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #ecf0f1;
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 1rem;
    text-align: center;
    color: #bdc3c7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

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

    .nav-menu li {
        margin: 1rem 0;
    }

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

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

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

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
        padding: 0 15px;
        margin-top: 20px;
    }

    .hero-title {
        font-size: 2.5rem;
        line-height: 1.1;
        margin-bottom: 1rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 1.5rem;
        padding: 0 10px;
    }

    .hero-buttons {
        justify-content: center;
        gap: 0.8rem;
    }

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

    .about-img {
        height: 300px;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

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

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

    .product-main {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .product-image {
        height: 250px;
    }
    
    .product-img {
        max-width: 70%;
        max-height: 70%;
    }

    .hero-visual {
        width: 200px;
        height: 200px;
    }

    .hero-logo-img {
        width: 80px;
        height: 80px;
    }

    .hero-background-image {
        background-position: center top;
    }

    .research-visual {
        width: 200px;
        height: 200px;
    }

    .research-overlay i {
        font-size: 4rem;
    }
}

@media (max-width: 480px) {
    .hero-container {
        padding: 0 10px;
        margin-top: 30px;
    }

    .hero-title {
        font-size: 1.8rem;
        line-height: 1.1;
        margin-bottom: 0.8rem;
        padding: 0 5px;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.2rem;
        padding: 0 5px;
        line-height: 1.4;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.6rem;
    }

    .btn {
        width: 100%;
        max-width: 280px;
        text-align: center;
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling for anchor links */
html {
    scroll-padding-top: 70px;
}