/*
* NKB Energie & Gebäudekompetenz - Hauptstylesheet
* Version: 1.0
* Beschreibung: Einheitliches Stylesheet für die NKB Energie & Gebäudekompetenz Website
*/

/* ====== VARIABLEN ====== */
:root {
    /* Primary Colors - Hellgrün/Gelbgrün */
    --primary-color: #cbd35f;      /* Hauptfarbe, RGB(203, 211, 95) */
    --primary-light: #d6dd7d;      /* Hellere Variante */
    --primary-dark: #b2ba4a;       /* Dunklere Variante */
    
    /* Secondary Colors - Schwarz */
    --secondary-color: #000000;    /* Sekundärfarbe, Schwarz */
    --secondary-light: #333333;    /* Hellere Variante */
    --secondary-dark: #000000;     /* Dunklere Variante */
    
    /* Accent Colors */
    --accent-green: #98aaa3;       /* Graugrün, RGB(152, 170, 163) */
    --accent-gray: #9d9d9b;        /* Neutrales Grau, RGB(157, 157, 155) */
    --accent-yellow: #ffc107;      /* Akzentfarbe für Warnungen, Hervorhebungen */
    --accent-red: #dc3545;         /* Für Fehler oder wichtige Informationen */
    
    /* Neutral Colors */
    --neutral-100: #ffffff;        /* Weiß */
    --neutral-200: #f8f9fa;        /* Fast Weiß */
    --neutral-300: #e9ecef;        /* Sehr helles Grau */
    --neutral-400: #dee2e6;        /* Helles Grau */
    --neutral-500: #adb5bd;        /* Mittleres Grau */
    --neutral-600: #6c757d;        /* Dunkles Grau */
    --neutral-700: #495057;        /* Sehr dunkles Grau */
    --neutral-800: #343a40;        /* Fast Schwarz */
    --neutral-900: #212529;        /* Schwarz */
    
    /* Text Colors */
    --text-primary: var(--neutral-900);
    --text-secondary: var(--neutral-700);
    --text-light: var(--neutral-600);
    --text-on-dark: var(--neutral-100);
    
    /* Background Colors */
    --bg-light: var(--neutral-100);
    --bg-off-white: var(--neutral-200);
    --bg-gray: var(--neutral-300);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
    
    /* Border Radius */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-round: 50%;
    
    /* Shadows */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    /* Font Sizes */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-xxl: 2rem;
    --font-size-xxxl: 3rem;
    
    /* Font Family */
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;
    
    /* Container Max Width */
    --container-max-width: 1200px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html, body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
    width: 100%;
    position: relative;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-light);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: var(--font-size-xxxl);
}

h2 {
    font-size: var(--font-size-xxl);
}

h3 {
    font-size: var(--font-size-xl);
}

p {
    margin-bottom: var(--spacing-md);
}

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

a:hover {
    color: var(--primary-dark);
}

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.separator {
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    margin: var(--spacing-md) auto var(--spacing-lg);
}

/* ====== HERO ====== */
#hero {
    position: relative;
    min-height: 90vh;
    overflow: hidden;
    background-color: #B1C55F; /* Fallback */
    background-image: linear-gradient(135deg, rgba(177, 197, 95, 0.9) 0%, rgba(149, 165, 70, 0.9) 100%);
    animation: gradient-shift 15s ease infinite;
}

#hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='52' height='26' viewBox='0 0 52 26' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M10 10c0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6h2c0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4v2c-3.314 0-6-2.686-6-6 0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6zm25.464-1.95l8.486 8.486-1.414 1.414-8.486-8.486 1.414-1.414z' /%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

#hero::after {
    content: "";
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at right bottom, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 60%),
        radial-gradient(circle at left top, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0) 60%);
    pointer-events: none;
}

/* ====== THEME CARDS ====== */
.theme-cards-container {
    display: none;
    margin-top: var(--spacing-xl);
    width: 100%;
    padding: var(--spacing-sm);
}

.theme-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.theme-card {
    display: flex;
    flex-direction: column;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 16px;
    overflow: hidden;
    text-decoration: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transform: translateY(0);
    transition: all 0.35s cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.6s ease both;
    height: 100%;
    min-height: 160px;
}

.theme-card.energy {
    animation-delay: 0.1s;
}

.theme-card.realty {
    animation-delay: 0.3s;
}

.theme-card.build {
    animation-delay: 0.5s;
}

.theme-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.theme-card .card-top {
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.35s ease;
    position: relative;
    overflow: hidden;
}

.theme-card.energy .card-top {
    background: linear-gradient(135deg, #65BB6C 0%, #54A15A 100%);
}

.theme-card.realty .card-top {
    background: linear-gradient(135deg, #5C92D9 0%, #4A7BB9 100%);
}

.theme-card.build .card-top {
    background: linear-gradient(135deg, #CB6F5F 0%, #B05C4E 100%);
}

.theme-card .card-top i {
    font-size: 2.5rem;
    color: white;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
    transition: all 0.35s ease;
    z-index: 2;
}

.theme-card .card-top::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    opacity: 0;
    transform: scale(0.5);
    transition: all 0.5s ease;
}

.theme-card:hover .card-top::before {
    opacity: 0.8;
    transform: scale(1);
}

.theme-card:hover .card-top i {
    transform: translateY(-5px) scale(1.1);
}

.theme-card .card-content {
    padding: var(--spacing-md);
    text-align: center;
}

.theme-card .card-content h3 {
    color: var(--secondary-color);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 6px;
    position: relative;
    display: inline-block;
}

.theme-card .card-content h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 2px;
    transition: all 0.3s ease;
}

.theme-card.energy .card-content h3::after {
    background-color: var(--accent-green);
}

.theme-card.realty .card-content h3::after {
    background-color: var(--accent-blue);
}

.theme-card.build .card-content h3::after {
    background-color: var(--accent-red);
}

.theme-card:hover .card-content h3::after {
    width: 100%;
}

.theme-card .card-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
    opacity: 0.85;
}

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

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

/* ====== BUTTONS ====== */
.btn-primary {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--secondary-color);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition-medium);
    border: 2px solid var(--primary-color);
    text-shadow: none;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
}

.btn-secondary {
    display: inline-block;
    background-color: transparent;
    color: var(--neutral-100);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition-medium);
    border: 2px solid var(--neutral-100);
    text-shadow: 0px 0px 5px rgba(0, 0, 0, 0.3);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
    background-color: var(--neutral-100);
    color: var(--secondary-color);
    border-color: var(--neutral-100);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

/* ====== HEADER ====== */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: var(--transition-medium);
}

#header.scrolled {
    padding: var(--spacing-xs) 0;
    background-color: rgba(255, 255, 255, 0.98);
}

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

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

.logo {
    height: 60px;
    width: auto;
}

#header.scrolled .logo {
    height: 50px;
}

nav {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-links li a {
    color: var(--text-primary);
    font-weight: 600;
    transition: var(--transition-fast);
    position: relative;
    text-shadow: 0px 0px 5px rgba(255, 255, 255, 0.8);
}

.nav-links li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    background-color: var(--primary-color);
    bottom: -5px;
    left: 0;
    transition: var(--transition-medium);
}

.nav-links li a:hover {
    color: var(--primary-color);
    text-shadow: 0px 0px 5px rgba(255, 255, 255, 1);
}

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

/* Dropdown Styles */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--neutral-100);
    min-width: 200px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-medium);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    margin-top: var(--spacing-sm);
}

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

.dropdown-menu li {
    width: 100%;
}

.dropdown-menu li a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition-fast);
    text-shadow: none;
}

.dropdown-menu li a::after {
    display: none;
}

.dropdown-menu li a:hover {
    background-color: var(--primary-color);
    color: var(--neutral-100);
}

.dropdown > a i {
    margin-left: var(--spacing-xs);
    font-size: 0.8em;
    transition: transform var(--transition-fast);
}

.dropdown:hover > a i {
    transform: rotate(180deg);
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 25px;
    height: 20px;
    cursor: pointer;
}

.hamburger span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--text-primary);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-medium);
}

/* ====== HERO SECTION ====== */
#hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background-image: url('../assets/img/hero-background.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--text-on-dark);
    position: relative;
    margin-top: 76px; /* Header height */
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(178, 186, 74, 0.8), rgba(203, 211, 95, 0.7));
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.hero-content h1 {
    margin-bottom: var(--spacing-md);
    text-shadow: var(--shadow-md);
}

.hero-content .subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
}

/* Hero Logo Styles */
.hero-logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    background-color: rgba(255, 255, 255, 0.85);
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(2px);
    aspect-ratio: 1/1;
    width: min(40%, 250px); /* Responsive: 40% der Container-Breite aber max 250px */
    margin-left: auto;
    margin-right: auto;
    padding: 1.5rem; /* Kleinerer Abstand zum Inhalt */
}

.hero-logo {
    width: auto;
    height: 180px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.15));
    max-width: 95%; /* Verhindert Überlauf */
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* ====== MOBILE TABS ====== */
.mobile-section-title {
    display: none;
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--secondary-color);
    letter-spacing: 1px;
}

.mobile-tabs-container {
    display: none;
    margin-bottom: var(--spacing-md);
}

.mobile-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    position: relative;
    background-color: var(--neutral-100);
    border-radius: var(--border-radius);
    padding: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: var(--spacing-md);
}

.tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px 0;
    cursor: pointer;
    z-index: 2;
    transition: color 0.3s ease;
    text-align: center;
    border-radius: var(--border-radius-sm);
    position: relative;
}

.tab i {
    font-size: 1.2rem;
    margin-bottom: 5px;
    transition: transform 0.3s ease;
    color: var(--secondary-color);
}

.tab span {
    font-size: 0.9rem;
    font-weight: 500;
}

.tab.active {
    color: var(--secondary-color);
}

.tab.active i {
    transform: scale(1.2);
}

.tab-indicator {
    position: absolute;
    background-color: var(--neutral-200);
    border-radius: var(--border-radius-sm);
    z-index: 1;
    top: 8px;
    left: 8px;
    bottom: 8px;
    width: calc(33.333% - 10px);
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--secondary-color);
}

/* ====== THEMENWELTEN SECTION ====== */
.themenwelten-section {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
    background-color: var(--bg-light);
}

.themenwelten-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.themenwelt-card {
    background-color: var(--bg-light);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    transition: var(--transition-medium);
    text-align: center;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.themenwelt-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    border: 0px solid transparent;
    border-radius: var(--border-radius-md);
    transition: border-width 0.3s ease;
}

.themenwelt-card:hover::before {
    border: 3px solid;
    border-image: linear-gradient(90deg, var(--primary-color) 0%, var(--primary-dark) 50%, var(--primary-color) 100%);
    border-image-slice: 1;
    animation: borderFill 1.5s ease-out forwards;
}

@keyframes borderFill {
    0% {
        border-image-source: linear-gradient(90deg, var(--primary-color) 0%, transparent 0%, transparent 100%);
    }
    100% {
        border-image-source: linear-gradient(90deg, var(--primary-color) 0%, var(--primary-dark) 50%, var(--primary-color) 100%);
    }
}

.themenwelt-card:hover {
    box-shadow: var(--shadow-lg);
}

.themenwelt-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(203, 211, 95, 0.15);
    color: var(--primary-dark);
    border-radius: var(--border-radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: calc(var(--font-size-xl) * 1.5);
}

.themenwelt-card h2 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--secondary-color);
    min-height: 2.5em;
    display: flex;
    align-items: center;
    justify-content: center;
}

.themenwelt-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

.themenwelt-highlights {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.themenwelt-highlights li {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: flex-start;
}

.themenwelt-highlights li i {
    color: var(--primary-color);
    margin-right: var(--spacing-sm);
    margin-top: 5px;
}

.themenwelt-card .btn-primary {
    align-self: center;
}

/* ====== THEMENWELT UNTERSEITEN ====== */
.themenwelt-hero {
    padding: var(--spacing-xxl) 0 var(--spacing-xl);
    margin-top: 76px;
    background-color: var(--accent-green);
    color: var(--text-on-dark);
    position: relative;
    background-size: cover;
    background-position: center;
}

.themenwelt-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.5));
    z-index: 0;
}

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

.themenwelt-hero h1 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xxl);
}

.hero-description {
    font-size: var(--font-size-lg);
    max-width: 800px;
    margin-top: var(--spacing-md);
}

.themenwelt-services {
    padding: var(--spacing-xxl) 0;
}

.services-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 0 -15px; /* Negativer Margin zum Ausgleich des Paddings in den Karten */
}

.service-item {
    flex: 0 0 auto;
    width: 300px;
    background-color: var(--bg-light);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-medium);
    text-align: center;
    margin: 0 15px 30px 15px;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.service-icon {
    background-color: rgba(203, 211, 95, 0.15);
    color: var(--primary-dark);
    width: 70px;
    height: 70px;
    border-radius: var(--border-radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: var(--font-size-xl);
}

.service-item h3 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-md);
    min-height: 2.5em;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-item p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.service-link {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: var(--transition-medium);
}

.service-link i {
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.service-link:hover {
    color: var(--primary-dark);
}

.service-link:hover i {
    transform: translateX(4px);
}

.konfiguratoren-section {
    padding: var(--spacing-xxl) 0;
    background-color: rgba(152, 170, 163, 0.15);
}

.konfiguratoren-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.konfigurator-card {
    background-color: var(--bg-light);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-medium);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.konfigurator-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.konfigurator-icon {
    width: 80px;
    height: 80px;
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border-radius: var(--border-radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xl);
}

.konfigurator-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.konfigurator-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

/* ====== SERVICE SECTIONS ====== */
.service-section {
    padding: var(--spacing-xxl) 0;
}

.service-section.alternate {
    background-color: rgba(152, 170, 163, 0.15);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    color: var(--secondary-color);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-md);
}

.service-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 0 -15px; /* Negativer Margin zum Ausgleich des Paddings in den Karten */
}

.service-card {
    flex: 0 0 auto;
    width: 300px;
    background-color: var(--bg-light);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-medium);
    text-align: center;
    margin: 0 15px 30px 15px;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.icon-container {
    background-color: rgba(203, 211, 95, 0.15);
    color: var(--primary-dark);
    width: 70px;
    height: 70px;
    border-radius: var(--border-radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: var(--font-size-xl);
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.card-link {
    display: inline-block;
    margin-top: var(--spacing-sm);
    color: var(--primary-color);
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: var(--transition-medium);
}

.card-link i {
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.card-link:hover {
    color: var(--primary-dark);
}

.card-link:hover i {
    transform: translateX(4px);
}

/* ====== WHY US SECTION ====== */
.why-us-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--secondary-color);
    color: var(--text-on-dark);
}

.why-us-section .section-header h2 {
    color: var(--neutral-100);
}

.why-us-section .tagline {
    font-style: italic;
    font-size: var(--font-size-lg);
}

.why-us-section .separator {
    background-color: var(--primary-color);
}

.benefits-container {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.benefit-item {
    flex: 1;
    min-width: 300px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    transition: var(--transition-medium);
}

.benefit-item:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

.benefit-item .icon-container {
    background-color: var(--primary-color);
    color: var(--secondary-color);
}

.benefit-item h3 {
    color: var(--neutral-100);
}

/* ====== CONTACT SECTION ====== */
.contact-section {
    padding: var(--spacing-xxl) 0;
}

.contact-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
}

.contact-form {
    flex: 1;
    min-width: 300px;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--neutral-400);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-secondary);
    font-size: var(--font-size-md);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(203, 211, 95, 0.15);
}

.contact-info {
    flex: 1;
    min-width: 300px;
    background-color: rgba(203, 211, 95, 0.15);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
}

.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.info-item i {
    margin-right: var(--spacing-md);
    color: var(--primary-dark);
    font-size: var(--font-size-lg);
    margin-top: 4px;
}

.social-media {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-round);
    background-color: var(--primary-color);
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-medium);
}

.social-icon:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

/* ====== FOOTER ====== */
footer {
    background-color: var(--accent-green);
    color: var(--text-on-dark);
    padding-top: var(--spacing-xl);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-logo {
    flex: 1;
    min-width: 250px;
}

.footer-logo .logo {
    margin-bottom: var(--spacing-md);
    height: 60px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
}

.footer-column h4 {
    color: var(--neutral-300);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-md);
}

.footer-column ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-column ul li a {
    color: var(--neutral-300);
    transition: var(--transition-fast);
}

.footer-column ul li a:hover {
    color: var(--neutral-100);
}

.copyright {
    padding: var(--spacing-md) 0;
    text-align: center;
    color: var(--neutral-300);
    font-size: var(--font-size-sm);
}

/* ====== UNTERSEITEN STYLES ====== */
/* Subpage Hero */
.subpage-hero {
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
    margin-top: 76px;
    background-color: var(--accent-green);
    color: var(--text-on-dark);
    position: relative;
}

.subpage-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.5));
    z-index: 0;
}

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

.subpage-hero h1 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xxl);
}

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
}

.breadcrumbs a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-fast);
}

.breadcrumbs a:hover {
    color: var(--primary-light);
}

.breadcrumbs i {
    font-size: 10px;
    color: var(--neutral-300);
}

/* Description Section */
.subpage-description {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-light);
}

.subpage-description .container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    align-items: center;
}

.description-content {
    flex: 1;
    min-width: 300px;
}

.description-content h2 {
    margin-bottom: var(--spacing-md);
    color: var(--secondary-color);
}

.description-content p {
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: var(--font-size-md);
    line-height: 1.7;
}

.illustration {
    flex: 1;
    min-width: 300px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.illustration img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* Key Benefits */
.key-benefits {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.benefit {
    flex: 1;
    min-width: 200px;
    padding: var(--spacing-md);
    background-color: var(--neutral-100);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-medium);
}

.benefit:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.benefit .icon-container {
    background-color: rgba(203, 211, 95, 0.15);
    width: 50px;
    height: 50px;
}

.benefit h3 {
    font-size: var(--font-size-md);
    margin: var(--spacing-sm) 0;
    color: var(--secondary-color);
}

.benefit p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

/* Configurator Section */
.configurator-section {
    padding: var(--spacing-xl) 0;
    background-color: rgba(152, 170, 163, 0.1);
}

.configurator-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--secondary-color);
}

.configurator-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    color: var(--text-secondary);
}

.configurator-container {
    background-color: var(--bg-light);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.jotform-container {
    min-height: 500px;
}

.configurator-placeholder {
    height: 500px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--neutral-400);
    border-radius: var(--border-radius-md);
    color: var(--text-light);
    padding: var(--spacing-lg);
    text-align: center;
}

.configurator-placeholder i {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.configurator-placeholder p {
    margin-bottom: var(--spacing-sm);
}

.configurator-placeholder .small {
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

/* Call to Action Section */
.cta-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--secondary-color);
    color: var(--text-on-dark);
    text-align: center;
}

.cta-section h2 {
    margin-bottom: var(--spacing-sm);
}

.cta-section p {
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-section .btn-primary {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border-color: var(--primary-color);
}

.cta-section .btn-secondary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.cta-section .btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--secondary-color);
}

/* ====== MEDIA QUERIES ====== */
@media screen and (max-width: 992px) {
    h1 {
        font-size: calc(var(--font-size-xxxl) * 0.8);
    }
    
    h2 {
        font-size: calc(var(--font-size-xxl) * 0.9);
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .benefits-container {
        flex-direction: column;
    }
    
    .themenwelten-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    /* Hero Section Mobile - Kompakter für Viewport */
    #hero {
        min-height: auto;
        padding: var(--spacing-sm) 0 var(--spacing-sm);
        display: flex;
        align-items: center;
        height: calc(100vh - 60px); /* Abzüglich Header-Höhe */
    }
    
    .hero-content {
        display: flex;
        flex-direction: column;
        height: 100%;
        justify-content: center;
    }
    
    .hero-content h1 {
        font-size: 1.8rem;
        margin-bottom: var(--spacing-xs);
        margin-top: var(--spacing-sm);
    }
    
    .hero-content .subtitle {
        font-size: 0.9rem;
        margin-bottom: var(--spacing-sm);
    }
    
    /* Hide Theme Cards in mobile view */
    .theme-cards-container {
        display: none;
    }
    
    /* Mobile Tabs Display and Title */
    .mobile-section-title {
        display: block;
        margin-top: 20px;
        margin-bottom: 15px;
    }
    
    .mobile-tabs-container {
        display: block;
    }
    
    .themenwelt-card {
        opacity: 0;
        display: none;
        transform: translateY(10px);
        transition: opacity 0.5s ease, transform 0.5s ease;
    }
    
    .themenwelt-card.show {
        opacity: 1;
        display: block;
        transform: translateY(0);
    }
    
    /* Mobile Navigation */
    .nav-links {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background-color: var(--bg-light);
        box-shadow: var(--shadow-md);
        padding: 0;
    }
    
    .themenwelten-grid {
        grid-template-columns: 1fr;
    }
    
    .themenwelt-card {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        width: 100%;
    }
    
    .nav-links li a {
        display: block;
        padding: var(--spacing-md);
        text-align: center;
    }

    /* Mobile Dropdown Styles */
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: var(--neutral-200);
        margin: 0;
        padding: 0;
        border-radius: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-medium);
    }

    .dropdown.active .dropdown-menu {
        max-height: 200px;
    }

    .dropdown-menu li a {
        padding: var(--spacing-sm) var(--spacing-lg);
        background: var(--neutral-200);
        border-left: 3px solid transparent;
    }

    .dropdown-menu li a:hover {
        background: var(--primary-color);
        border-left-color: var(--primary-dark);
    }

    .dropdown > a i {
        transition: transform var(--transition-fast);
    }

    .dropdown.active > a i {
        transform: rotate(180deg);
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    #hero {
        margin-top: 70px;
    }
    
    .hero-content {
        padding: 0 var(--spacing-md);
    }
    
    .service-grid {
        grid-template-columns: 1fr;
    }

    .subpage-hero {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }
    
    .subpage-hero h1 {
        font-size: calc(var(--font-size-xxl) * 0.8);
    }
    
    .description-content, .illustration {
        flex: 100%;
    }
    
    .benefit {
        flex: 100%;
    }
    
    .configurator-container {
        padding: var(--spacing-md);
    }
}

@media screen and (max-width: 576px) {
    html {
        font-size: 14px;
    }
    
    .section-header h2 {
        font-size: calc(var(--font-size-xxl) * 0.8);
    }
    
    .footer-content {
        flex-direction: column;
    }
}

/* ====== IMPRESSUM & RECHTLICHES ====== */
.impressum-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 0;
}

.impressum-section {
    margin-bottom: 2.5rem;
}

.impressum-section h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.impressum-section p {
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.impressum-section a {
    color: var(--accent-green);
    text-decoration: none;
    transition: color 0.3s;
}

.impressum-section a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}