/* Local Outfit font - latin-ext */
@font-face {
    font-family: 'Outfit';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('fonts/Outfit-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* Local Outfit font - latin */
@font-face {
    font-family: 'Outfit';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('fonts/Outfit-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
    --bg-dark: #021a2b;
    --bg-surface: rgba(2, 32, 54, 0.4);
    --bg-surface-hover: rgba(3, 44, 74, 0.6);
    --border-color: rgba(28, 178, 245, 0.15);
    --border-color-glow: rgba(28, 178, 245, 0.4);
    --text-main: #f0f4f8;
    --text-muted: #94a3b8;

    --aurora-1: #1cb2f5;
    --aurora-2: #0582ca;
    --aurora-3: #00a6fb;

    --accent: #1cb2f5;
    --accent-hover: #109de0;

    --font-sans: 'Outfit', sans-serif;
    --font-serif: var(--font-sans);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-weight: 600;
    line-height: 1.2;
}

h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.25rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
    hyphens: manual;
}

h2 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.5rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-main);
}

.title-sub {
    display: block;
    font-family: var(--font-sans);
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 400;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
}

.title-main {
    background: linear-gradient(135deg, #ffffff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

p {
    font-size: 1.125rem;
}

/* Background Animation */
.aurora-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    background: var(--bg-dark);
}

.aurora {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.25;
    animation: float 25s infinite alternate ease-in-out;
}

.aurora-1 {
    top: -20%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: var(--aurora-1);
    animation-delay: 0s;
}

.aurora-2 {
    bottom: -15%;
    right: -10%;
    width: 70vw;
    height: 70vw;
    background: var(--aurora-2);
    animation-delay: -7s;
}

.aurora-3 {
    top: 40%;
    left: 30%;
    width: 50vw;
    height: 50vw;
    background: var(--aurora-3);
    animation-delay: -14s;
}

@keyframes float {
    0% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(15%, -15%) scale(1.05);
    }

    66% {
        transform: translate(-10%, 20%) scale(0.95);
    }

    100% {
        transform: translate(10%, 10%) scale(1);
    }
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 8rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 5rem;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Glassmorphism Panel with dynamic glow effect */
.glass-panel {
    background: var(--bg-surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* Mouse hover spotlight effect on glass panels */
.glass-panel::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    opacity: 0;
    background: radial-gradient(600px circle at var(--mouse-x, -500px) var(--mouse-y, -500px),
            rgba(28, 178, 245, 0.08),
            transparent 40%);
    transition: opacity 0.5s ease;
    z-index: 0;
}

.glass-panel:hover::after {
    opacity: 1;
}

/* Need to keep content above the glowing ::after effect */
.glass-panel>* {
    position: relative;
    z-index: 1;
}

.glass-panel:hover {
    border-color: var(--border-color-glow);
    background: var(--bg-surface-hover);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 40px rgba(28, 178, 245, 0.1);
}

/* Buttons */
.btn-primary,
.btn-primary-sm,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-family: var(--font-sans);
    font-size: 1rem;
}

.btn-primary-sm {
    padding: 0.6rem 1.8rem;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--aurora-1), var(--aurora-2));
    color: #fff;
    box-shadow: 0 0 25px rgba(28, 178, 245, 0.25);
}

.btn-primary:hover,
.btn-primary-sm:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 0 35px rgba(28, 178, 245, 0.45);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-3px);
}

.w-100 {
    width: 100%;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: all 0.4s ease;
}

.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(5, 10, 20, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.02);
}

.logo-img {
    height: 50px;
    width: auto;
    display: block;
}

.footer-logo .logo-img {
    height: 75px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 3rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 400;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.nav-links a:not(.btn-primary-sm):hover {
    color: var(--accent);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-btn span {
    width: 30px;
    height: 2px;
    background: var(--text-main);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border-radius: 2px;
}

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

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

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

/* Mobile Navigation */
.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(5, 10, 20, 0.98);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
}

.mobile-nav.active {
    opacity: 1;
    visibility: visible;
}

.mobile-link {
    font-size: 1.5rem;
    color: var(--text-main);
    text-decoration: none;
    font-family: var(--font-serif);
    transition: color 0.3s ease;
}

.mobile-link:hover {
    color: var(--accent);
}

.btn-mobile {
    margin-top: 1rem;
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 0.75rem 2rem;
    border-radius: 50px;
    font-family: var(--font-sans);
    font-size: 1rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 6rem;
}

.hero-content {
    max-width: 900px;
    padding: 0 2rem;
}

.hero-text {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 3.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Positioning Section */
.positioning-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.positioning-item {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.positioning-item:hover {
    background: rgba(28, 178, 245, 0.05);
    border-color: rgba(28, 178, 245, 0.2);
    transform: translateY(-5px);
}

.positioning-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: rgba(28, 178, 245, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    border: 1px solid rgba(28, 178, 245, 0.2);
}

.positioning-text h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-main);
}

.positioning-text p {
    font-size: 1rem;
    color: var(--text-muted);
}

/* Video Section */
.video-container {
    padding: 2rem;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(2, 32, 54, 0.6) 0%, rgba(28, 178, 245, 0.05) 100%);
    display: flex;
    justify-content: center;
    align-items: center;
}

.video-player {
    width: 100%;
    border-radius: 16px;
    background: rgba(2, 26, 43, 0.8);
    display: block;
}

/* Downloads Section */
.downloads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.download-card {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    border-radius: 16px;
    transition: all 0.3s ease;
}

.download-card:hover {
    transform: translateY(-5px);
    border-color: rgba(28, 178, 245, 0.3);
}

.download-icon {
    font-size: 2.5rem;
    min-width: 60px;
    height: 60px;
    border-radius: 12px;
    background: rgba(28, 178, 245, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.download-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.download-content p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.btn-text {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.3s ease;
}

.btn-text:hover {
    gap: 0.75rem;
    color: #fff;
}

/* Expertise List */
.expertise-list {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.expertise-list h4 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--accent);
}

.expertise-list ul {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.expertise-list li {
    position: relative;
    padding-left: 1.5rem;
    color: var(--text-muted);
    font-size: 1rem;
}

.expertise-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.expertise-list li strong {
    color: var(--text-main);
}

/* System Graphic Section */
.system-graphic-container {
    padding: 4rem 2rem;
    margin: 0 auto;
    max-width: 900px;
    background: linear-gradient(135deg, rgba(2, 32, 54, 0.6) 0%, rgba(28, 178, 245, 0.05) 100%);
}

.system-graphic {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    position: relative;
    gap: 1rem;
}

.system-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
    min-width: 150px;
    position: relative;
    z-index: 2;
    transition: transform 0.3s ease;
}

.system-node:hover {
    transform: translateY(-8px);
}

.system-node:hover .system-icon-wrapper {
    box-shadow: 0 0 30px rgba(28, 178, 245, 0.4);
    border-color: var(--accent);
}

.system-icon-wrapper {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(2, 26, 43, 0.8);
    border: 2px solid rgba(28, 178, 245, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.system-icon {
    font-size: 2.2rem;
}

.system-node-content h3 {
    font-size: 1.15rem;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.system-node-content p {
    font-size: 0.9rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.system-connector {
    flex: 0.5;
    height: 2px;
    background: linear-gradient(90deg, rgba(28, 178, 245, 0.1), rgba(28, 178, 245, 0.6), rgba(28, 178, 245, 0.1));
    position: relative;
    z-index: 1;
    margin-top: -4.5rem;
    /* Aligns with the circles */
}

/* Social Proof Section */
.proof-wrapper {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.kpi-banner {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 2.5rem;
    flex-wrap: wrap;
    gap: 2rem;
    background: linear-gradient(135deg, rgba(28, 178, 245, 0.1) 0%, rgba(2, 32, 54, 0.6) 100%);
}

.kpi-item {
    text-align: center;
    flex: 1;
    min-width: 200px;
}

.kpi-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.kpi-label {
    font-size: 1.1rem;
    color: var(--text-main);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.case-study-card {
    border-left: 4px solid var(--accent);
    background: rgba(2, 32, 54, 0.4);
}

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

.case-study-content h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--text-main);
}

.case-study-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.cs-detail {
    font-size: 1.1rem;
    color: var(--text-muted);
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.cs-detail strong {
    color: var(--accent);
    font-weight: 600;
    display: block;
    margin-bottom: 0.25rem;
}

/* Process Timeline */
.process-timeline {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding: 4rem 2rem;
    position: relative;
    background: linear-gradient(135deg, rgba(2, 32, 54, 0.6) 0%, rgba(28, 178, 245, 0.05) 100%);
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 0 1rem;
}

.step-number {
    width: 60px;
    height: 60px;
    background: rgba(28, 178, 245, 0.1);
    border: 2px solid var(--accent);
    color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 auto 1.5rem auto;
    font-family: var(--font-serif);
    box-shadow: 0 0 20px rgba(28, 178, 245, 0.2);
    transition: all 0.3s ease;
}

.process-step:hover .step-number {
    background: var(--accent);
    color: #fff;
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(28, 178, 245, 0.4);
}

.process-step h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.step-duration {
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.process-step p:not(.step-duration) {
    font-size: 1rem;
    color: var(--text-muted);
}

.process-connector {
    flex: 0.2;
    height: 2px;
    background: rgba(28, 178, 245, 0.3);
    margin-top: 30px;
    /* align with center of step-number (60px) */
    position: relative;
    z-index: 1;
}

/* Services / Competences */
.competence-container {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.competence-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    overflow: hidden;
    padding: 0;
    /* override glass-panel padding */
    align-items: stretch;
}

.competence-content {
    padding: 4rem 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.competence-content h3 {
    font-size: 2rem;
    margin-bottom: 2.5rem;
    word-break: break-word;
    hyphens: auto;
}

.competence-section {
    margin-bottom: 1.5rem;
}

.competence-section:last-child {
    margin-bottom: 0;
}

.competence-section h4 {
    font-size: 1rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.competence-section p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.6;
}

.competence-image {
    width: 100%;
    height: 100%;
    min-height: 400px;
    background: var(--surface);
}

.competence-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    border-radius: 0;
    /* Ensures it fits flush against the grid edge */
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: center;
}

.subtitle {
    color: var(--accent);
    font-family: var(--font-sans);
    font-size: 1.125rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 2rem;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.about-features {
    list-style: none;
    margin-top: 2.5rem;
}

.about-features li {
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    font-size: 1.125rem;
}

.check {
    color: var(--accent);
    background: rgba(28, 178, 245, 0.1);
    min-width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.9rem;
    border: 1px solid rgba(28, 178, 245, 0.2);
}

.about-image-wrapper {
    aspect-ratio: 3/4;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.about-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    /* Good for portraits to keep the face in frame */
    transition: transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.about-image-wrapper:hover .about-image {
    transform: scale(1.05);
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
}

.contact-info p {
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.8rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    color: var(--text-main);
    font-size: 1.1rem;
}

.contact-item svg {
    color: var(--accent);
    min-width: 24px;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.6rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 400;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.2rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(0, 0, 0, 0.4);
    box-shadow: 0 0 20px rgba(0, 255, 135, 0.1);
}

.form-group textarea {
    resize: vertical;
}

/* DSGVO Checkbox */
.form-group-checkbox {
    margin-bottom: 1.5rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
    position: relative;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkmark {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 1px;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--accent);
    border-color: var(--accent);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
}

.checkbox-label input[type="checkbox"]:focus + .checkmark {
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(28, 178, 245, 0.2);
}

.checkbox-text a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color 0.3s ease;
}

.checkbox-text a:hover {
    color: #fff;
}

.required-marker {
    color: var(--accent);
    font-weight: 600;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
    background: rgba(5, 10, 20, 0.4);
    backdrop-filter: blur(10px);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
}

.footer-links {
    display: flex;
    gap: 2.5rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 1.05rem;
}

.footer-links a:hover {
    color: var(--accent);
}

.copyright {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* Animations Trigger */
.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.2, 0.8, 0.2, 1), transform 1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Adjustments */
@media (max-width: 1024px) {

    .system-graphic {
        flex-direction: column;
        gap: 2.5rem;
    }

    .system-connector {
        flex: none;
        width: 2px;
        height: 60px;
        margin-top: 0;
        margin-bottom: 0;
        background: linear-gradient(180deg, rgba(28, 178, 245, 0.1), rgba(28, 178, 245, 0.6), rgba(28, 178, 245, 0.1));
    }

    .process-timeline {
        flex-direction: column;
        gap: 2rem;
    }

    .process-connector {
        flex: none;
        width: 2px;
        height: 40px;
        margin: 0 auto;
    }

    .system-node-content h3 {
        font-size: 1.25rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-text {
        order: 2;
    }

    .about-image-wrapper {
        order: 1;
        max-width: 350px;
        margin: 0 auto;
        width: 100%;
    }

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

    .competence-card {
        grid-template-columns: 1fr;
    }

    .competence-image {
        min-height: 250px;
        order: -1;
    }
}

@media (max-width: 768px) {
    .positioning-grid {
        grid-template-columns: 1fr;
    }

    .competence-content {
        padding: 2.5rem 1.5rem;
    }

    .section-padding {
        padding: 5rem 0;
    }

    .nav-links {
        display: none;
    }

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

    .hero-actions {
        flex-direction: column;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }

    .hero-actions a {
        width: 100%;
    }

    .glass-panel {
        padding: 2rem;
    }

    .kpi-number {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.85rem !important;
        hyphens: auto;
    }

    .title-main {
        word-break: break-word;
    }

    .title-sub {
        font-size: 0.75rem;
        letter-spacing: 1px;
    }
}