/* ===================================
   Donamic - Premium Modern Design
   =================================== */

/* CSS Custom Properties */
:root {
    /* Brand Colors - passend zum Styleguide */
    --primary: #63E526;
    --primary-dark: #4dc01a;
    --primary-light: #7ef545;
    --primary-glow: rgba(99, 229, 38, 0.4);

    /* Dark Theme (für Hero und dunkle Sections) */
    --dark-900: #030712;
    --dark-800: #0a0f1a;
    --dark-700: #111827;
    --dark-600: #1f2937;
    --dark-500: #374151;
    --dark-400: #4b5563;

    /* Light Theme - für helle Sections */
    --light-100: #ffffff;
    --light-200: #fafafa;
    --light-300: #e5e7eb;
    --light-400: #d1d5db;

    /* Text Colors - für Light Mode */
    --text-white: #ffffff;
    --text-gray-100: rgba(255, 255, 255, 0.95);
    --text-gray-300: rgba(255, 255, 255, 0.7);
    --text-gray-500: rgba(255, 255, 255, 0.5);
    --text-dark: #1a1a1a;
    --text-dark-muted: #525252;

    /* Gradients */
    --gradient-dark: linear-gradient(180deg, var(--dark-800) 0%, var(--dark-900) 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --gradient-glow: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(16, 185, 129, 0.15), transparent 40%);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 40px rgba(16, 185, 129, 0.3);
    --shadow-card: 0 0 0 1px rgba(255,255,255,0.05), 0 20px 50px -20px rgba(0,0,0,0.5);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1200px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    /* Farben kommen vom Styleguide (dark-donamic Klasse) */
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul, ol {
    list-style: none;
}

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    letter-spacing: -0.03em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
}

h4 {
    font-size: 1.125rem;
}

p {
    color: var(--text-dark-muted);
    line-height: 1.7;
}

.highlight {
    color: var(--primary);
}

/* ===================================
   Layout
   =================================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

section {
    position: relative;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #1a1717;
    font-weight: 600;
    box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
    color: #1a1717;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-secondary {
    background: var(--dark-700);
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-secondary:hover {
    background: var(--dark-600);
    transform: translateY(-2px);
}

.btn-white {
    background: var(--dark-800);
    color: var(--dark-800);
    box-shadow: var(--shadow-lg);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.3);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1rem;
}

.btn-icon {
    padding: 12px;
    border-radius: 50%;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(3, 7, 18, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.logo-icon {
    width: 40px;
    height: 40px;
    color: var(--primary);
}

.logo-img {
    height: 42px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links > a:not(.btn) {
    padding: 10px 18px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-gray-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-links > a:not(.btn):hover,
.nav-links > a:not(.btn).active {
    color: white;
    background: rgba(255,255,255,0.05);
}

.nav-links .btn {
    margin-left: 16px;
}

/* Navigation Dropdowns */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-gray-300);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.nav-dropdown-toggle:hover,
.nav-dropdown.active .nav-dropdown-toggle,
.nav-dropdown-toggle.active {
    color: white;
    background: rgba(255,255,255,0.05);
}

.nav-dropdown-toggle svg {
    transition: transform var(--transition-fast);
}

.nav-dropdown.active .nav-dropdown-toggle svg {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    padding: 8px;
    background: var(--dark-800);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
    z-index: 100;
}

.nav-dropdown.active .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Hover-basiertes Dropdown für Desktop */
@media (min-width: 769px) {
    .nav-dropdown:hover .nav-dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-dropdown:hover .nav-dropdown-toggle {
        color: white;
        background: rgba(255,255,255,0.05);
    }

    .nav-dropdown:hover .nav-dropdown-toggle svg {
        transform: rotate(180deg);
    }
}

.nav-dropdown-menu a {
    display: block;
    padding: 12px 16px;
    font-size: 0.9375rem;
    color: var(--text-gray-300);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-dropdown-menu a:hover {
    color: white;
    background: rgba(255,255,255,0.05);
}

.dropdown-divider {
    display: block;
    height: 1px;
    background: rgba(255,255,255,0.1);
    margin: 8px 0;
}

.dropdown-label {
    display: block;
    padding: 8px 16px 4px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-white);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: var(--dark-900);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(16, 185, 129, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 100% 50%, rgba(16, 185, 129, 0.1), transparent),
        radial-gradient(ellipse 50% 30% at 0% 80%, rgba(59, 130, 246, 0.08), transparent);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-content {
    color: white;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 24px;
}

.hero-badge svg {
    width: 16px;
    height: 16px;
}

.hero h1 {
    color: white;
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-text {
    font-size: 1.25rem;
    color: var(--text-gray-300);
    margin-bottom: 40px;
    max-width: 540px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

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

.hero-visual {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 1;
}

.hero-visual::before {
    content: '';
    position: absolute;
    inset: -40px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.2) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.05); opacity: 0.8; }
}

.hero-card {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--gradient-card);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-2xl);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
}

.hero-card-content {
    text-align: center;
    padding: 40px;
}

.hero-card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.hero-card-icon svg {
    width: 40px;
    height: 40px;
    color: white;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.hero-stat {
    text-align: center;
    padding: 16px;
    background: rgba(255,255,255,0.03);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
}

.hero-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.hero-stat-label {
    font-size: 0.75rem;
    color: var(--text-gray-500);
    margin-top: 4px;
}

/* Hero Small Variant */
.hero-small {
    min-height: auto;
    padding: 160px 0 80px;
}

/* ===================================
   Page Hero (Subpages)
   =================================== */
.page-hero {
    position: relative;
    padding: 180px 0 100px;
    background: var(--dark-900);
    text-align: center;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(16, 185, 129, 0.15), transparent);
    pointer-events: none;
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.page-hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.page-hero h1 {
    color: white;
    margin-bottom: 20px;
}

.page-hero p {
    font-size: 1.25rem;
    color: var(--text-gray-300);
    margin-bottom: 32px;
}

/* ===================================
   Section Styling
   =================================== */
.section-light {
    padding: var(--section-padding) 0;
    background: var(--light-100);
}

.section-alt {
    padding: var(--section-padding) 0;
    background: var(--dark-800);
}

.section-dark {
    padding: var(--section-padding) 0;
    background: var(--dark-900);
    color: white;
    position: relative;
    overflow: hidden;
}

.section-dark::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 50% 50% at 20% 50%, rgba(16, 185, 129, 0.08), transparent),
        radial-gradient(ellipse 40% 40% at 80% 80%, rgba(59, 130, 246, 0.05), transparent);
    pointer-events: none;
}

.section-dark .container {
    position: relative;
    z-index: 1;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px;
}

/* .section-label wurde durch .badge vom Styleguide ersetzt */

.section-header h2 {
    margin-bottom: 16px;
    color: var(--text-dark);
}

.section-header p {
    color: var(--text-dark-muted);
}

.section-dark .section-header h2 {
    color: white;
}

.section-dark .section-header p {
    color: var(--text-gray-300);
}

/* ===================================
   Problems Section
   =================================== */
.problems {
    padding: var(--section-padding) 0;
    background: var(--dark-800);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.problem-card {
    position: relative;
    padding: 40px 32px;
    background: var(--light-100);
    border-radius: var(--radius-xl);
    border: 1px solid var(--light-300);
    transition: all var(--transition-base);
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ef4444, #f97316);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.problem-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: transparent;
}

.problem-card:hover::before {
    opacity: 1;
}

.problem-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    color: #dc2626;
}

.problem-card h3 {
    margin-bottom: 12px;
    color: var(--text-dark);
}

/* ===================================
   Numbered Sections
   =================================== */
.numbered-section {
    padding: var(--section-padding) 0;
    background: var(--light-100);
}

.numbered-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    padding: 60px 0;
    border-bottom: 1px solid var(--light-300);
}

.numbered-item:last-child {
    border-bottom: none;
}

.numbered-item.reverse {
    direction: rtl;
}

.numbered-item.reverse > * {
    direction: ltr;
}

.numbered-item-content {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.numbered-item-number {
    font-size: 5rem;
    font-weight: 800;
    line-height: 1;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.8;
    flex-shrink: 0;
}

.numbered-item-text h3 {
    font-size: 1.75rem;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.numbered-item-text p {
    font-size: 1.125rem;
    line-height: 1.8;
}

.numbered-item-image {
    position: relative;
}

.numbered-item-image .image-placeholder {
    aspect-ratio: 16/10;
    background: var(--gradient-card);
    background-color: var(--dark-700);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-gray-500);
    font-size: 1rem;
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
}

.numbered-item-image .image-placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
}

/* ===================================
   Solution Section
   =================================== */
.solution {
    padding: var(--section-padding) 0;
    background: var(--dark-800);
}

.solution-steps {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.solution-step {
    display: flex;
    gap: 20px;
    padding: 32px;
    background: var(--light-100);
    border-radius: var(--radius-xl);
    border: 1px solid var(--light-300);
    transition: all var(--transition-base);
}

.solution-step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.step-number {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.step-content h3 {
    margin-bottom: 8px;
    color: var(--text-dark);
}

/* ===================================
   Benefits Section
   =================================== */
.benefits {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--dark-900) 0%, var(--dark-800) 100%);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.benefit-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--dark-800);
    border-radius: var(--radius-xl);
    border: 1px solid var(--light-300);
    transition: all var(--transition-base);
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.benefit-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.05));
    border-radius: var(--radius-xl);
    margin: 0 auto 20px;
    color: var(--primary);
}

.benefit-card h4 {
    margin-bottom: 8px;
    color: var(--text-dark);
}

/* ===================================
   Use Cases Grid
   =================================== */
.usecase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.usecase-card {
    position: relative;
    padding: 32px;
    background: var(--light-100);
    border-radius: var(--radius-xl);
    border: 1px solid var(--light-300);
    transition: all var(--transition-base);
    overflow: hidden;
}

.usecase-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.usecase-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

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

.usecase-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.05));
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
    color: var(--primary);
}

.usecase-card h3 {
    margin-bottom: 8px;
    color: var(--text-dark);
}

.usecase-features {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--light-300);
}

.usecase-features li {
    padding: 6px 0;
    padding-left: 24px;
    position: relative;
    font-size: 0.875rem;
    color: var(--text-dark-muted);
}

.usecase-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2310b981' stroke-width='3'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* ===================================
   Trust Section
   =================================== */
.trust {
    padding: 80px 0;
    background: var(--dark-800);
    border-top: 1px solid var(--light-300);
    border-bottom: 1px solid var(--light-300);
}

.trust-text {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-dark-muted);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 40px;
}

.trust-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.trust-logo-placeholder {
    padding: 16px 32px;
    background: var(--light-100);
    border-radius: var(--radius-lg);
    color: var(--text-dark-muted);
    font-weight: 600;
    font-size: 1rem;
    border: 1px solid var(--light-300);
}

/* Logo Carousel */
.logo-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 20px 0;
}

.logo-carousel::before,
.logo-carousel::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 150px;
    z-index: 2;
    pointer-events: none;
}

.logo-carousel::before {
    left: 0;
    background: linear-gradient(90deg, var(--dark-900) 0%, transparent 100%);
}

.logo-carousel::after {
    right: 0;
    background: linear-gradient(90deg, transparent 0%, var(--dark-900) 100%);
}

/* Logo Carousel auf hellem Hintergrund */
.logo-carousel.gray::before {
    background: linear-gradient(90deg, #fafafa 0%, transparent 100%);
}

.logo-carousel.gray::after {
    background: linear-gradient(90deg, transparent 0%, #fafafa 100%);
}

.logo-carousel-track {
    display: flex;
    align-items: center;
    gap: 60px;
    animation: scroll-logos 40s linear infinite;
    width: max-content;
}

.logo-carousel-track:hover {
    animation-play-state: paused;
}

@keyframes scroll-logos {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.trust-logo {
    height: 50px;
    width: 140px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.5;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.trust-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.05);
}

/* ===================================
   Expert Section
   =================================== */
.expert {
    padding: var(--section-padding) 0;
    background: var(--dark-900);
    color: white;
    position: relative;
    overflow: hidden;
}

.expert::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 20% 50%, rgba(16, 185, 129, 0.1), transparent),
        radial-gradient(ellipse 40% 30% at 80% 80%, rgba(59, 130, 246, 0.05), transparent);
    pointer-events: none;
}

.expert .container {
    position: relative;
    z-index: 1;
}

.expert-grid {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 80px;
    align-items: start;
}

.expert-image {
    position: sticky;
    top: 120px;
}

.expert-photo {
    width: 100%;
    aspect-ratio: 1;
    background: var(--gradient-card);
    background-color: var(--dark-700);
    border-radius: var(--radius-2xl);
    object-fit: cover;
    margin-bottom: 24px;
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: var(--shadow-2xl);
}

.expert-name {
    font-size: 1.5rem;
    color: white;
    margin-bottom: 4px;
}

.expert-role {
    color: var(--primary);
    font-weight: 600;
}

.expert-content h2 {
    color: white;
    margin-bottom: 20px;
}

.expert-content > p {
    font-size: 1.125rem;
    color: var(--text-gray-300);
    line-height: 1.8;
    margin-bottom: 40px;
}

/* FAQ */
.faq-list {
    margin-top: 40px;
}

.faq-item {
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question svg {
    flex-shrink: 0;
    color: var(--primary);
    transition: transform var(--transition-base);
}

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

.faq-answer {
    display: none;
    padding-bottom: 20px;
}

.faq-answer p {
    color: var(--text-gray-300);
    line-height: 1.7;
}

.faq-item.active .faq-answer {
    display: block;
}

/* ===================================
   Next Steps Section
   =================================== */
.next-steps {
    padding: var(--section-padding) 0;
    background: var(--light-100);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    position: relative;
}

.steps-grid::before {
    content: '';
    position: absolute;
    top: 50px;
    left: 20%;
    right: 20%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--light-300), var(--primary));
    z-index: 0;
}

.next-step {
    text-align: center;
    padding: 40px 32px;
    background: var(--dark-800);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 1;
    border: 1px solid var(--light-300);
}

.next-step-number {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    margin: 0 auto 20px;
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4);
}

.next-step h4 {
    margin-bottom: 8px;
    color: var(--text-dark);
}

/* ===================================
   Contact Form Section
   =================================== */
.contact {
    padding: var(--section-padding) 0;
    background: var(--dark-800);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info h2 {
    margin-bottom: 20px;
}

.contact-info > p {
    font-size: 1.125rem;
    margin-bottom: 40px;
}

.contact-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.05));
    border-radius: var(--radius-lg);
    color: var(--primary);
    flex-shrink: 0;
}

.contact-feature h4 {
    margin-bottom: 4px;
    color: var(--text-dark);
}

.contact-feature p {
    font-size: 0.9375rem;
}

.contact-form-wrapper {
    background: var(--dark-700);
    border-radius: var(--radius-2xl);
    padding: 48px;
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: var(--shadow-xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-white);
}

.form-group label span {
    color: var(--primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 16px 20px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--dark-800);
    border: 2px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    outline: none;
    color: var(--text-white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-dark-muted);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.form-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    accent-color: var(--primary);
    cursor: pointer;
}

.form-checkbox label {
    font-size: 0.875rem;
    color: var(--text-dark-muted);
    cursor: pointer;
}

.form-checkbox a {
    color: var(--primary);
    text-decoration: underline;
}

.contact-form .btn {
    width: 100%;
    padding: 18px 32px;
    font-size: 1rem;
}

/* Form Messages */
.form-message {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 48px 32px;
    border-radius: var(--radius-lg);
    min-height: 400px;
}

.form-message svg {
    margin-bottom: 24px;
}

.form-message h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.form-message p {
    color: var(--text-muted);
    max-width: 320px;
}

.form-success {
    background: rgba(16, 185, 129, 0.1);
    border: 2px solid var(--primary);
}

.form-success svg {
    color: var(--primary);
}

.form-success h3 {
    color: var(--primary);
}

.form-error {
    background: rgba(220, 38, 38, 0.1);
    border: 2px solid #dc2626;
}

.form-error svg {
    color: #dc2626;
}

.form-error h3 {
    color: #dc2626;
}

/* ===================================
   CTA Section
   =================================== */
.cta {
    padding: 100px 0;
    background: var(--dark-900);
    color: white;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 50% at 50% 100%, rgba(16, 185, 129, 0.2), transparent);
    pointer-events: none;
}

.cta .container {
    position: relative;
    z-index: 1;
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta h2 {
    color: white;
    margin-bottom: 16px;
}

.cta p {
    font-size: 1.25rem;
    color: var(--text-gray-300);
    margin-bottom: 32px;
}

/* ===================================
   License Info Cards
   =================================== */
.license-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.license-info-card {
    padding: 40px 32px;
    background: var(--light-100);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--light-300);
    transition: all var(--transition-base);
}

.license-info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.license-info-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.05));
    border-radius: var(--radius-xl);
    margin: 0 auto 20px;
    color: var(--primary);
}

.license-info-card h3 {
    margin-bottom: 12px;
    color: var(--text-dark);
}

/* ===================================
   Calculator
   =================================== */
.calculator-section {
    padding: var(--section-padding) 0;
    background: var(--light-100);
}

.calculator {
    max-width: 900px;
    margin: 0 auto;
    background: var(--dark-800);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    border: 1px solid var(--light-300);
}

.calculator > .calculator-section {
    padding: 40px;
    border-bottom: 1px solid var(--light-300);
    background: transparent;
}

.calculator > .calculator-section:last-of-type {
    border-bottom: none;
}

.calculator-section h3 {
    margin-bottom: 8px;
    color: var(--text-dark);
}

.calculator-hint {
    font-size: 0.9375rem;
    color: var(--text-dark-muted);
    margin-bottom: 28px;
}

/* License Options */
.license-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.license-option {
    cursor: pointer;
}

.license-option input {
    display: none;
}

.license-option-content {
    padding: 24px;
    border: 2px solid var(--light-300);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--transition-fast);
    background: var(--dark-800);
}

.license-option:hover .license-option-content {
    border-color: var(--primary);
}

.license-option input:checked + .license-option-content {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.05));
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.license-option-name {
    display: block;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.license-option-objects {
    display: block;
    font-size: 0.9375rem;
    color: var(--text-dark-muted);
}

.license-option-price {
    display: block;
    font-size: 0.8125rem;
    color: var(--text-dark-muted);
    margin-top: 8px;
}

/* Addon Options */
.addon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.addon-option {
    cursor: pointer;
}

.addon-option input {
    display: none;
}

.addon-option-content {
    padding: 20px;
    border: 2px solid var(--light-300);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    text-align: center;
    background: var(--dark-800);
}

.addon-option:hover .addon-option-content {
    border-color: var(--primary);
}

.addon-option input:checked + .addon-option-content {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.05));
}

.addon-option-name {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.addon-option-desc {
    display: block;
    font-size: 0.8125rem;
    color: var(--text-dark-muted);
}

/* Calculator Result */
.calculator-result {
    padding: 40px;
    background: var(--light-100);
}

.calculator-summary h3 {
    margin-bottom: 24px;
    color: var(--text-dark);
}

.summary-items {
    margin-bottom: 24px;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--light-300);
    font-size: 0.9375rem;
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-item span:last-child {
    font-weight: 600;
    color: var(--text-dark);
}

.summary-total {
    border-top: 2px solid var(--primary);
    margin-top: 8px;
    padding-top: 16px;
}

.summary-total span:last-child {
    color: var(--primary);
    font-size: 1.125rem;
}

.summary-note {
    padding: 20px;
    background: var(--dark-800);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    border-left: 4px solid var(--primary);
}

.summary-note p {
    font-size: 0.875rem;
    margin: 0;
}

/* ===================================
   Device Types Grid
   =================================== */
.device-types-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.device-type-card {
    padding: 28px 20px;
    background: var(--light-100);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--light-300);
    transition: all var(--transition-base);
}

.device-type-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.device-type-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.05));
    border-radius: var(--radius-lg);
    margin: 0 auto 16px;
    color: var(--primary);
}

.device-type-card h4 {
    font-size: 1rem;
    margin-bottom: 4px;
    color: var(--text-dark);
}

.device-type-card p {
    font-size: 0.8125rem;
    margin-bottom: 8px;
}

.device-type-examples {
    font-size: 0.75rem;
    color: var(--text-dark-muted);
}

/* ===================================
   Device Input Cards
   =================================== */
.device-input-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.device-input-card {
    padding: 24px;
    background: var(--dark-800);
    border-radius: var(--radius-xl);
    border: 2px solid var(--light-300);
    transition: all var(--transition-base);
}

.device-input-card:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.device-input-header {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 20px;
}

.device-input-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.05));
    border-radius: var(--radius-lg);
    color: var(--primary);
    flex-shrink: 0;
}

.device-input-header h4 {
    font-size: 1rem;
    margin-bottom: 2px;
    color: var(--text-dark);
}

.device-input-header p {
    font-size: 0.8125rem;
    color: var(--text-dark-muted);
    margin: 0;
}

.device-input-field {
    display: flex;
    align-items: center;
    gap: 12px;
}

.device-input-field input {
    flex: 1;
    padding: 14px 16px;
    border: 2px solid var(--light-300);
    border-radius: var(--radius-lg);
    font-size: 1.25rem;
    font-weight: 700;
    text-align: center;
    transition: all var(--transition-fast);
    background: var(--light-100);
    color: var(--text-dark);
}

.device-input-field input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--dark-800);
}

.device-input-field span {
    font-size: 0.875rem;
    color: var(--text-dark-muted);
    font-weight: 500;
}

/* ===================================
   About Grid
   =================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content h3 {
    font-size: 1.75rem;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.about-content > p {
    font-size: 1.125rem;
    margin-bottom: 24px;
    line-height: 1.8;
}

.about-list {
    margin-bottom: 32px;
}

.about-list li {
    padding: 10px 0;
    padding-left: 32px;
    position: relative;
    color: var(--text-dark);
    font-weight: 500;
}

.about-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2310b981' stroke-width='3'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/contain no-repeat;
}

.image-placeholder {
    background: linear-gradient(135deg, var(--dark-700), var(--dark-600));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dark-muted);
    font-size: 1rem;
    min-height: 300px;
    border: 1px solid var(--light-300);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--dark-900);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--text-gray-500);
    margin-bottom: 24px;
    line-height: 1.7;
}

.footer h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 1rem;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-gray-500);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    color: var(--text-gray-500);
    font-size: 0.9375rem;
    margin-bottom: 8px;
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    color: var(--text-gray-500);
    font-size: 0.875rem;
}

.footer-bottom-links {
    display: flex;
    gap: 32px;
}

.footer-bottom-links a {
    color: var(--text-gray-500);
    font-size: 0.875rem;
}

.footer-bottom-links a:hover {
    color: white;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }

    .hero-content {
        max-width: 600px;
        margin: 0 auto;
    }

    .hero-text {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-visual {
        max-width: 400px;
        margin: 0 auto;
    }

    .problems-grid {
        grid-template-columns: 1fr;
    }

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

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usecase-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .expert-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .expert-image {
        position: static;
        max-width: 320px;
        margin: 0 auto;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .numbered-item {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .numbered-item.reverse {
        direction: ltr;
    }

    .license-info-grid {
        grid-template-columns: 1fr;
    }

    .device-types-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .license-options {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--dark-800);
        flex-direction: column;
        padding: 24px;
        gap: 0;
        border-bottom: 1px solid rgba(255,255,255,0.1);
        transform: translateY(-120%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-links > a:not(.btn) {
        display: block;
        padding: 16px 0;
        border-bottom: 1px solid rgba(255,255,255,0.1);
        border-radius: 0;
    }

    .nav-links > a:not(.btn):hover {
        background: none;
    }

    .nav-links .btn {
        margin-left: 0;
        margin-top: 16px;
        width: 100%;
    }

    /* Mobile Dropdowns */
    .nav-dropdown {
        width: 100%;
    }

    .nav-dropdown-toggle {
        width: 100%;
        justify-content: space-between;
        padding: 16px 0;
        border-bottom: 1px solid rgba(255,255,255,0.1);
        border-radius: 0;
    }

    .nav-dropdown-toggle:hover {
        background: none;
    }

    .nav-dropdown-menu {
        position: static;
        min-width: 100%;
        padding: 0;
        padding-left: 16px;
        background: transparent;
        border: none;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
    }

    .nav-dropdown.active .nav-dropdown-menu {
        display: block;
    }

    .nav-dropdown-menu a {
        padding: 12px 0;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }

    .nav-dropdown-menu a:hover {
        background: none;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .usecase-grid {
        grid-template-columns: 1fr;
    }

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

    .steps-grid::before {
        display: none;
    }

    .device-types-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .device-input-grid {
        grid-template-columns: 1fr;
    }

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

    .contact-form-wrapper {
        padding: 32px 24px;
    }

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .page-hero {
        padding: 140px 0 80px;
    }

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

    .numbered-item-content {
        flex-direction: column;
        gap: 16px;
    }

    .numbered-item-number {
        font-size: 3rem;
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.animate-on-scroll {
    opacity: 0;
}

.animate-on-scroll.animated {
    animation: fadeInUp 0.6s ease forwards;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }

/* ===================================
   New Hero Section (bleibt dunkel)
   =================================== */
.hero-new {
    background: var(--dark-800);
    padding: 140px 0 80px;
}

.hero-grid-new {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-new h1 {
    color: var(--text-white);
    margin-bottom: 24px;
}

.hero-new .hero-text {
    color: var(--text-gray-300);
    font-size: 1.125rem;
    margin-bottom: 32px;
}

.hero-stats-new {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat-new {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.hero-stat-new .hero-stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    min-width: 80px;
}

.hero-stat-new .hero-stat-label {
    color: var(--text-gray-300);
    font-size: 0.9375rem;
    line-height: 1.5;
}

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

.hero-photo {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
}

/* ===================================
   Challenges Dark Section
   =================================== */
.challenges-dark {
    background: var(--dark-800);
    padding: var(--section-padding) 0;
}

.challenges-dark .section-header {
    color: white;
}

.challenges-dark .section-header h2 {
    color: white;
}

.challenges-dark .section-header p {
    color: var(--text-gray-300);
}

.challenges-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.challenge-card {
    background: var(--dark-700);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid rgba(255,255,255,0.1);
}

.challenge-card h3 {
    color: white;
    margin-bottom: 24px;
    font-size: 1.25rem;
}

.challenge-section {
    margin-bottom: 20px;
}

.challenge-section h4 {
    color: var(--text-gray-300);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.challenge-section p {
    color: var(--text-gray-500);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.challenge-section.positive h4 {
    color: var(--primary);
}

.challenge-section.positive p {
    color: var(--text-gray-300);
}

/* Challenge Video Placeholder */
.challenge-video {
    margin-bottom: 24px;
}

.video-placeholder {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--dark-600) 0%, var(--dark-700) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    border: 1px solid rgba(255,255,255,0.1);
}

.video-placeholder:hover {
    background: linear-gradient(135deg, var(--dark-500) 0%, var(--dark-600) 100%);
    border-color: var(--primary);
}

.video-placeholder svg {
    color: rgba(255,255,255,0.5);
    transition: all var(--transition-base);
}

.video-placeholder:hover svg {
    color: var(--primary);
    transform: scale(1.1);
}

/* ===================================
   Testimonials Section
   =================================== */
.testimonials {
    padding: var(--section-padding) 0;
    background: #fafafa;
}

.testimonial-card {
    background: var(--dark-800);
    border-radius: var(--radius-xl);
    padding: 48px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 48px;
}

.testimonial-content {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 32px;
    align-items: center;
}

.testimonial-logo {
    padding: 16px;
    background: var(--light-100);
    border-radius: var(--radius-md);
}

.testimonial-company-logo {
    max-width: 150px;
    height: auto;
}

.testimonial-card blockquote p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.95);
    font-style: italic;
    line-height: 1.7;
}

.testimonial-author {
    text-align: right;
}

.testimonial-author strong {
    display: block;
    color: var(--text-white);
    font-weight: 600;
}

.testimonial-author span {
    color: var(--text-gray-300);
    font-size: 0.875rem;
}

.trust-logos {
    text-align: center;
}

.trust-logos > p {
    margin-bottom: 24px;
}

.trust-logos-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.trust-logo-small {
    max-height: 40px;
    width: auto;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all var(--transition-base);
}

.trust-logo-small:hover {
    filter: grayscale(0%);
    opacity: 1;
}

/* ===================================
   Process Section
   =================================== */
.process-section {
    padding: var(--section-padding) 0;
    background: var(--dark-800);
}

.process-section .section-header h2,
.process-section .section-header {
    color: white;
}

.process-section .section-header p {
    color: var(--text-gray-300);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.process-card {
    padding: 32px;
    border-radius: var(--radius-lg);
    color: white;
}

.process-card h3 {
    color: white;
    margin-bottom: 16px;
    font-size: 1.25rem;
}

.process-card p {
    color: rgba(255,255,255,0.8);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.process-card.green {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.process-card.blue {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.process-card.purple {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}

.process-card.orange {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

/* ===================================
   FAQ Section (New Style)
   =================================== */
.faq-section {
    padding: var(--section-padding) 0;
    background: #ffffff;
}

.faq-list-new {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item-new {
    display: flex;
    gap: 24px;
    padding: 24px 0;
    border-bottom: 1px solid #e5e7eb;
}

.faq-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    min-width: 50px;
}

.faq-content {
    flex: 1;
}

.faq-question-new {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    padding: 0;
    font-family: inherit;
}

.faq-question-new span {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-dark);
}

.faq-question-new svg {
    color: var(--text-dark-muted);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.faq-item-new.active .faq-question-new svg {
    transform: rotate(180deg);
}

.faq-answer-new {
    display: none;
    padding-top: 16px;
}

.faq-item-new.active .faq-answer-new {
    display: block;
}

.faq-answer-new p {
    color: var(--text-dark-muted);
    line-height: 1.7;
}

/* ===================================
   Responsive for New Sections
   =================================== */
@media (max-width: 1024px) {
    .hero-grid-new {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-image-new {
        order: -1;
    }

    .hero-photo {
        max-width: 350px;
    }

    .hero-stats-new {
        align-items: center;
    }

    .hero-stat-new {
        flex-direction: column;
        text-align: center;
    }

    .challenges-grid {
        grid-template-columns: 1fr;
    }

    .testimonial-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .testimonial-author {
        text-align: center;
    }

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-new {
        padding: 120px 0 60px;
    }

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

    .faq-item-new {
        flex-direction: column;
        gap: 8px;
    }

    .faq-number {
        font-size: 1.25rem;
    }
}