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

html {
    scroll-behavior: smooth;
}

:root {
    --primary: #0f3460;
    --secondary: #533483;
    --accent: #00d4ff;
    --light: #f8f9fa;
    --text: #1a1a1a;
    --text-light: #666;
    --white: #ffffff;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--white);
}

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

/* Navigation */
.navbar {
    background-color: var(--white);
    padding: 1.2rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-icon {
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-menu a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.nav-menu a:hover {
    color: var(--accent);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text);
    border-radius: 2px;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), 
                opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
                background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

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

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

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

/* Hero Section */
.hero {
    position: relative;
    padding: 2rem 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #0f3460 0%, #533483 100%);
    z-index: 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    color: var(--white);
    flex: 1;
}

.hero-content h1 {
    font-size: 3.2rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.7;
}

.hero-image {
    position: relative;
    z-index: 1;
    flex: 1;
    left: 2rem;
}

.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    display: block;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.9rem 2rem;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 212, 255, 0.3);
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary);
    font-weight: 700;
}

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

.section-header.white h2 {
    color: #0f3460;
}

.section-header.white p {
    color: rgba(0, 0, 0, 0.8);
}

/* dienste Section */
.dienste {
    padding: 6rem 0;
    background-color: var(--light);
}

.services-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-top: 3rem;
}

.service-row {
    display: flex;
    align-items: stretch;
    gap: 0;
    will-change: opacity, transform;
}

.service-row.reverse {
    flex-direction: row-reverse;
}

.service-image {
    flex: 1;
}

.service-image img {
    width: 100%;
    height: 100%;
    min-height: 400px;
    object-fit: cover;
    border-radius: 0;
    box-shadow: none;
    transition: transform 0.4s ease;
}

.service-row:hover .service-image img {
    transform: scale(1.02);
}

.service-image {
    overflow: hidden;
}

.service-text {
    flex: 1;
    padding: 4rem 8%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.service-text h3 {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 1.2rem;
    font-weight: 700;
}

.service-text p {
    color: var(--text-light);
    font-size: 1.15rem;
    line-height: 1.8;
}

/* Why Us Section */
.why-us {
    padding: 6rem 0;
    background-color: var(--white);
}

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

.why-us-text h2 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 2rem;
    font-weight: 700;
}

.why-list {
    display: grid;
    gap: 1.5rem;
}

.why-item {
    padding-left: 2rem;
    position: relative;
}

.why-item::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    font-size: 1.5rem;
    color: var(--accent);
    font-weight: bold;
}

.why-item h4 {
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.why-item p {
    color: var(--text-light);
}

.why-us-content img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
}

/* Process Section */
.process {
    padding: 6rem 0;
    background: linear-gradient(135deg, #0f3460 0%, #533483 100%);
    color: var(--white);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 4rem;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 7.5%;
    right: 7.5%;
    height: 2px;
    background: var(--accent);
    z-index: 0;
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-circle {
    width: 60px;
    height: 60px;
    background-color: var(--accent);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 auto 2rem;
    box-shadow: 0 8px 20px rgba(0, 212, 255, 0.4);
    position: relative;
    background: linear-gradient(135deg, var(--accent), #0099cc);
}

.process-step h3 {
    font-size: 1.15rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.process-step p {
    font-size: 0.9rem;
    opacity: 0.85;
    line-height: 1.6;
}

.process-arrow {
    display: none;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background-color: var(--light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-form {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--primary);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    padding: 0.75rem 1rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.contact-form .btn {
    margin-top: 1rem;
    width: 100%;
    text-align: center;
}

.success-message {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background-color: #d4edda;
    border: 1px solid #28a745;
    border-radius: 4px;
    color: #155724;
    text-align: center;
    font-weight: 500;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.success-message.show {
    opacity: 1;
    transform: translateY(0);
}

.contact-info {
    display: grid;
    gap: 2rem;
}

.info-block {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.info-block h3 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.info-block p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.8;
}

/* Footer */
.footer {
    background-color: var(--primary);
    color: var(--white);
    text-align: center;
    padding: 2rem 0;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: var(--white);
        padding: 0 1rem;
        gap: 0;
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), 
                    opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                    padding 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nav-menu.active {
        max-height: 500px;
        opacity: 1;
        padding: 2.5rem 1rem;
    }

    .nav-menu li {
        opacity: 0;
        transform: translateX(-15px);
        transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), 
                    transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        transition-delay: 0s;
        text-align: center;
        padding: 1rem 0;
    }

    .nav-menu.active li {
        opacity: 1;
        transform: translateX(0);
    }

    .nav-menu a {
        font-size: 1.1rem;
        padding: 0.5rem 0;
        display: block;
    }

    .nav-menu.active li:nth-child(1) { transition-delay: 0.08s; }
    .nav-menu.active li:nth-child(2) { transition-delay: 0.13s; }
    .nav-menu.active li:nth-child(3) { transition-delay: 0.18s; }

    .hamburger {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        padding: 3rem 0;
        text-align: center;
        gap: 2rem;
    }

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

    .hero-image {
        left: 0;
    }

    .hero-image img {
        height: 400px;
        /* höhe logo */
    }

    .process-steps {
        grid-template-columns: 1fr;
    }

    .process-arrow {
        display: none;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .why-us-content {
        grid-template-columns: 1fr;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .service-row,
    .service-row.reverse {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .services-list {
        gap: 4rem;
    }

    .service-image img {
        height: 280px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.5rem;
    }

    .hero-content p {
        font-size: 0.95rem;
    }

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

    .service-text h3 {
        font-size: 1.8rem;
    }

    .service-text p {
        font-size: 1rem;
    }
}