/* 
 * JELJI.DE FARBPALETTE
 * ========================
 * Dokumentation der offiziellen Farbpalette für jelji.de
 * Letzte Aktualisierung: 20. Mai 2025
 */

:root {
    /* Primärfarben */
    --deep-anthracite: #1A1A1A; /* Header, Footer, Überschriften */
    --vibrant-blue: #007BFF;    /* Primäre Buttons, Links */
    
    /* Sekundärfarben */
    --light-gray: #F5F5F5;      /* Alternierende Abschnittshintergründe */
    --medium-gray: #ADADAD;     /* Weniger wichtige Textelemente */
    --soft-blue: #4D9EFF;       /* Hover-Effekte */
    
    /* Akzentfarben */
    --mint-green: #3DDAD7;      /* Dekorative Elemente, Abschnittsmarkierungen */
    --warm-orange: #FF7D45;     /* Sekundäre Call-to-Actions */
    
    /* Textfarben */
    --pure-white: #FFFFFF;      /* Text auf dunklen Hintergründen */
    --off-black: #212121;       /* Wichtiger Text, Überschriften */
    --dark-gray: #555555;       /* Fließtext, Beschreibungen */
}

/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    line-height: 1.6;
    color: var(--off-black);
    background-color: var(--pure-white);
}

a {
    text-decoration: none;
    color: var(--vibrant-blue);
    transition: all 0.3s ease;
}

a:hover {
    color: var(--soft-blue);
}

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

/* Header */
header {
    background-color: var(--deep-anthracite);
    color: var(--pure-white);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--pure-white);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    color: var(--pure-white);
    font-weight: 500;
    position: relative;
}

nav ul li a:hover {
    color: var(--mint-green);
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--mint-green);
    transition: width 0.3s ease;
}

nav ul li a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--pure-white) 100%);
    color: var(--deep-anthracite);
    padding: 100px 0;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background-color: var(--mint-green);
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    max-width: 800px;
    line-height: 1.2;
    position: relative;
}

.hero h1::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background-color: var(--mint-green);
    bottom: -15px;
    left: 0;
}

.hero p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    max-width: 600px;
    color: var(--dark-gray);
    margin-top: 30px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--vibrant-blue);
    color: var(--pure-white);
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: var(--soft-blue);
    transform: translateY(-2px);
    color: var(--pure-white);
}

/* Sections */
section {
    padding: 80px 0;
}

section:nth-child(even) {
    background-color: var(--light-gray);
}

section h2 {
    font-size: 2rem;
    margin-bottom: 40px;
    position: relative;
    display: inline-block;
    color: var(--deep-anthracite);
}

section h2::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background-color: var(--mint-green);
    bottom: -10px;
    left: 0;
}

section p {
    margin-bottom: 20px;
    color: var(--dark-gray);
}

/* Vision Section */
.vision-content {
    max-width: 800px;
}

/* Services Section */
.services-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background-color: var(--pure-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.service-card h3 {
    color: var(--deep-anthracite);
    padding: 20px 20px 0;
    font-size: 1.4rem;
    position: relative;
}

.service-card h3::before {
    content: '';
    position: absolute;
    width: 30px;
    height: 3px;
    background-color: var(--mint-green);
    top: 12px;
    left: -10px;
}

.service-content {
    padding: 0 20px 20px;
}

.service-content ul {
    list-style: none;
    margin-top: 15px;
}

.service-content ul li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
}

.service-content ul li::before {
    content: '';
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--vibrant-blue);
    left: 5px;
    top: 8px;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.about-text {
    max-width: 100%;
}

/* References Section */
.references {
    text-align: center;
    background-color: var(--pure-white);
}

.references p {
    margin-bottom: 50px;
}

.company-logos {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
}

.company-logo {
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.company-logo:hover {
    filter: grayscale(0);
    opacity: 1;
}

/* Contact Section */
.contact {
    background-color: var(--pure-white);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 30px;
}

.contact-info h3 {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--deep-anthracite);
    position: relative;
}

.contact-info h3::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 2px;
    background-color: var(--mint-green);
    bottom: -8px;
    left: 0;
}

.contact-info p {
    margin-bottom: 10px;
}

.contact-highlight {
    display: inline-block;
    font-weight: bold;
    margin-right: 10px;
    color: var(--deep-anthracite);
}

.contact-form {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
}

.contact-form-text {
    margin-bottom: 25px;
}

/* Footer */
footer {
    background-color: var(--deep-anthracite);
    color: var(--pure-white);
    padding: 40px 0;
}

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

.footer-logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.footer-links {
    display: flex;
}

.footer-links ul {
    display: flex;
    list-style: none;
}

.footer-links ul li {
    margin-left: 20px;
}

.footer-links ul li a {
    color: var(--medium-gray);
    transition: all 0.3s ease;
}

.footer-links ul li a:hover {
    color: var(--mint-green);
}

.copyright {
    margin-top: 20px;
    text-align: center;
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        align-items: flex-start;
    }

    nav ul {
        margin-top: 20px;
        flex-direction: column;
    }

    nav ul li {
        margin-left: 0;
        margin-bottom: 10px;
    }

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

    .about-content, .contact-container {
        grid-template-columns: 1fr;
    }
}

/* Zusätzliche Styles für Unterseiten */
.content-page {
    padding: 40px 0;
}

.content-page h1 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    position: relative;
    color: var(--deep-anthracite);
}

.content-page h1::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background-color: var(--mint-green);
    bottom: -10px;
    left: 0;
}

.content-page h2 {
    font-size: 1.8rem;
    margin-top: 40px;
    margin-bottom: 20px;
    color: var(--deep-anthracite);
}

.content-page h3 {
    font-size: 1.4rem;
    margin-top: 30px;
    margin-bottom: 15px;
    color: var(--deep-anthracite);
}

.content-page p, .content-page ul {
    margin-bottom: 20px;
    color: var(--dark-gray);
}

.content-page ul {
    padding-left: 20px;
}

.content-page .content-box {
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    margin-bottom: 40px;
}

.back-link {
    display: inline-block;
    margin-bottom: 30px;
    color: var(--vibrant-blue);
    font-weight: 500;
}

.back-link:hover {
    color: var(--soft-blue);
}

/* Mobile-Menü-Button für responsive Design */
.mobile-menu-button {
    display: none;
    background: none;
    border: none;
    color: var(--pure-white);
    font-size: 1.5rem;
    cursor: pointer;
}

@media (max-width: 768px) {
    .mobile-menu-button {
        display: block;
    }
    
    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--deep-anthracite);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    }
    
    nav ul.active {
        display: flex;
    }
}