:root {
    --dark-blue: #0A2744;
    --orange: #FF6600;
    --blue: #0066CC;
    --green: #4CAF50;
    --purple: #9C27B0;
    --pink: #E91E63;
    --white: #FFFFFF;
    --light-blue: #1E3A5F;
    --font-sans: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-pill: 999px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.25);
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-sans);
}

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

body {
    background-color: var(--dark-blue);
    color: var(--white);
    line-height: 1.6;
}

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

section {
    padding: 80px 0;
}

/* Skip link */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background-color: var(--orange);
    color: var(--dark-blue);
    padding: 14px 22px;
    border-radius: 0 0 var(--radius-sm) 0;
    font-weight: 600;
    text-decoration: none;
    z-index: 2000;
}

.skip-link:focus {
    left: 0;
}

/* Header Styles */
header {
    background-color: var(--dark-blue);
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-base);
}

header.scrolled {
    background-color: rgba(10, 39, 68, 0.95);
    backdrop-filter: blur(6px);
    box-shadow: var(--shadow-sm);
    padding: 10px 0;
}

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

.logo-container {
    display: flex;
    align-items: center;
}

.logo-boxes {
    display: flex;
    margin-right: 15px;
}

.logo-box {
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--white);
    font-weight: bold;
    font-size: 20px;
}

.logo-box:first-child { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.logo-box:last-child { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }

.logo-r, .logo-s {
    background-color: var(--orange);
}

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

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 18px;
    letter-spacing: 1px;
    font-weight: 600;
}

.tagline {
    color: var(--orange);
    font-size: 12px;
    letter-spacing: 0.5px;
}

/* Navigation */
.nav-menu {
    display: flex;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    padding: 8px 16px;
    margin: 0 4px;
    border-radius: var(--radius-pill);
    transition: background-color var(--transition-base);
    font-size: 14px;
    font-weight: 500;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    background-color: var(--blue);
}

/* Accessible focus style */
.nav-link:focus-visible,
.mobile-menu-btn:focus-visible,
.service-link:focus-visible,
.footer-link:focus-visible,
.submit-btn:focus-visible,
.scroll-top:focus-visible,
.zammad-form .btn:focus-visible,
.zammad-form-control:focus-visible,
.btn-secondary:focus-visible {
    outline: 2px solid var(--orange);
    outline-offset: 2px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 32px;
    height: 32px;
    padding: 0;
    position: relative;
}

.hamburger-line {
    position: absolute;
    left: 4px;
    right: 4px;
    height: 2px;
    background-color: var(--white);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.hamburger-line:nth-child(1) { top: 10px; }
.hamburger-line:nth-child(2) { top: 16px; }
.hamburger-line:nth-child(3) { top: 22px; }

.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* Hero Section */
.hero {
    background: radial-gradient(circle at 80% 0%, var(--light-blue) 0%, var(--dark-blue) 60%);
    padding: 160px 0 80px;
    text-align: center;
}

.hero h1 {
    font-size: 42px;
    margin-bottom: 20px;
    color: var(--orange);
    letter-spacing: -0.5px;
}

.hero p {
    font-size: 20px;
    max-width: 800px;
    margin: 0 auto 40px;
}

.hero-content {
    max-width: 800px;
    margin: 40px auto 0;
    padding: 30px;
    background-color: var(--light-blue);
    border-radius: var(--radius-md);
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: none;
}

/* Services Section */
.services {
    background-color: var(--light-blue);
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 32px;
    margin-bottom: 50px;
    color: var(--orange);
    letter-spacing: -0.5px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--dark-blue);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    padding: 30px;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.service-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--orange), var(--blue));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(255, 102, 0, 0.3);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin-bottom: 18px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(255, 102, 0, 0.18), rgba(0, 102, 204, 0.18));
    color: var(--orange);
    flex-shrink: 0;
}

.card-icon svg {
    width: 24px;
    height: 24px;
}

.service-card h3 {
    color: var(--orange);
    margin-bottom: 15px;
    font-size: 22px;
}

.service-card p {
    margin-bottom: 20px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--blue);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-base), gap var(--transition-base);
}

.service-link:hover {
    color: var(--orange);
    gap: 10px;
}

/* Benefits Section */
.benefits {
    background-color: var(--dark-blue);
    padding: 80px 0;
}

.benefits-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 24px;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    transition: transform var(--transition-base), border-color var(--transition-base), background-color var(--transition-base);
}

.benefit-item:hover {
    transform: translateY(-3px);
    background-color: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 102, 0, 0.25);
}

.benefit-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    border-radius: 50%;
    background-color: rgba(255, 102, 0, 0.15);
    color: var(--orange);
}

.benefit-icon svg {
    width: 16px;
    height: 16px;
}

/* Content Sections */
.content-section {
    background-color: var(--light-blue);
    padding: 80px 0;
}

.content-section:nth-child(even) {
    background-color: var(--dark-blue);
}

.content-container {
    max-width: 800px;
    margin: 0 auto;
}

.content-container h2 {
    color: var(--orange);
    margin-bottom: 30px;
    font-size: 28px;
}

.content-container h3 {
    color: var(--orange);
    margin: 25px 0 15px;
    font-size: 22px;
}

.content-container p {
    margin-bottom: 20px;
}

.content-container ul {
    margin-bottom: 20px;
    padding-left: 20px;
}

.content-container li {
    margin-bottom: 10px;
}

.content-container a {
    color: var(--blue);
    text-decoration: none;
    transition: color var(--transition-base);
}

.content-container a:hover {
    color: var(--orange);
}

/* Competence Detail Section */
.competence-detail {
    padding: 30px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    margin-bottom: 30px;
}

.competence-detail h3 {
    color: var(--orange);
    margin-bottom: 15px;
}

.competence-detail-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.competence-detail-header .card-icon {
    margin-bottom: 0;
    width: 44px;
    height: 44px;
}

.competence-detail-header h3 {
    margin-bottom: 0;
}

.competence-detail ul {
    list-style-type: none;
    padding-left: 0;
}

.competence-detail li {
    padding-left: 28px;
    position: relative;
    margin-bottom: 10px;
}

.competence-detail li::before {
    content: "✓";
    color: var(--orange);
    position: absolute;
    left: 0;
    top: 0;
    width: 18px;
    height: 18px;
    font-size: 12px;
    line-height: 18px;
    text-align: center;
    border-radius: 50%;
    background-color: rgba(255, 102, 0, 0.15);
}

/* Contact Form Trigger */
.contact-form-wrapper {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: var(--radius-md);
    margin-top: 30px;
}

.contact-form-wrapper p {
    margin-bottom: 20px;
}

.submit-btn {
    background-color: var(--blue);
    color: var(--white);
    border: none;
    padding: 13px 28px;
    border-radius: var(--radius-pill);
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: background-color var(--transition-base), transform var(--transition-fast);
}

.submit-btn:hover {
    background-color: var(--orange);
    transform: translateY(-1px);
}

/* Footer */
footer {
    background-color: var(--light-blue);
    padding: 60px 0 30px;
}

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

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

.footer-link {
    display: block;
    color: var(--white);
    text-decoration: none;
    margin-bottom: 10px;
    transition: color var(--transition-base);
}

.footer-link:hover {
    color: var(--orange);
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

/* Scroll to top button; bottom offset raised to clear the Zammad chat bubble in the same corner */
.scroll-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--blue);
    color: var(--white);
    border: none;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
}

.scroll-top svg {
    width: 20px;
    height: 20px;
}

.scroll-top.active {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background-color: var(--orange);
}

/* Responsive Design */
@media (max-width: 992px) {
    .header-container {
        padding: 0 20px;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--dark-blue);
        flex-direction: column;
        align-items: center;
        padding-top: 40px;
        transition: left var(--transition-base);
    }

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

    .nav-link {
        margin: 10px 0;
        padding: 10px 20px;
        font-size: 18px;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero {
        padding: 140px 0 60px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 18px;
    }
}

@media (max-width: 768px) {
    .services-grid,
    .benefits-list {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

/* Zammad Form Overrides */
.zammad-form-modal {
    z-index: 9999;
}

.zammad-form-modal-backdrop {
    background-color: var(--dark-blue) !important;
}

.zammad-form-modal-body {
    background: var(--light-blue) !important;
    color: var(--white) !important;
    border-radius: var(--radius-md) !important;
    box-shadow: var(--shadow-md);
}

.zammad-form,
.zammad-form * {
    font-family: var(--font-sans);
}

.zammad-form h2 {
    color: var(--orange);
}

.zammad-form-control {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--white);
    font-size: 16px;
    padding: 12px;
}

.zammad-form label {
    font-size: 16px;
}

.zammad-form-control:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.15);
}

.zammad-form .btn {
    background-color: var(--blue);
    color: var(--white);
    border: none;
    padding: 13px 28px;
    border-radius: var(--radius-pill);
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: background-color var(--transition-base), transform var(--transition-fast);
}

.zammad-form .btn:hover {
    background-color: var(--orange);
}

/* Zammad Chat – Angleichung an Seitendesign */
.zammad-chat,
.zammad-chat * {
    font-family: var(--font-sans) !important;
}

.zammad-chat .zammad-chat-header {
    background: var(--blue) !important;
    border-top-left-radius: var(--radius-md);
    border-top-right-radius: var(--radius-md);
}

.zammad-chat .zammad-chat-button,
.zammad-chat .js-chat-open {
    background: var(--blue) !important;
    border-radius: var(--radius-md);
}

.zammad-chat .zammad-chat-button:hover,
.zammad-chat .js-chat-open:hover {
    background: var(--orange) !important;
}

.zammad-chat .zammad-chat-message--customer {
    background: var(--blue) !important;
    color: var(--white) !important;
}

/* Z-Index: Chat sichtbar, aber unter Modals */
.zammad-chat {
    z-index: 9990;
}

/* Consent Banner mit Kategorien (Kontaktformular / Live-Chat) */
.consent-banner {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    max-height: 85vh;
    overflow-y: auto;
    background-color: var(--dark-blue);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-md);
    padding: 24px 20px;
}

.consent-banner[hidden] {
    display: none;
}

.consent-banner-content {
    max-width: 700px;
    margin: 0 auto;
}

.consent-banner-text > p {
    margin: 0 0 16px;
    font-size: 14px;
}

.consent-banner-text a {
    color: var(--orange);
}

.consent-category {
    padding: 14px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.consent-category:last-of-type {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 20px;
}

.consent-category-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
}

.consent-category-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    accent-color: var(--orange);
    cursor: pointer;
}

.consent-category-label input[type="checkbox"]:disabled {
    cursor: default;
    opacity: 0.6;
}

.consent-category p {
    margin: 6px 0 0 28px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.consent-banner-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: flex-end;
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 13px 28px;
    border-radius: var(--radius-pill);
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.5);
}

.footer-link-button {
    background: none;
    border: none;
    padding: 0;
    width: auto;
    font: inherit;
    text-align: left;
}

@media (max-width: 600px) {
    .consent-banner-actions {
        flex-direction: column;
    }

    .consent-banner-actions .submit-btn,
    .consent-banner-actions .btn-secondary {
        width: 100%;
        text-align: center;
    }
}