/* style.css */
/* IT4EU - Custom CSS variables & Global reset */

:root {
    /* Color Palette (HSL) */
    --bg-dark: 224 25% 6%;
    --bg-card: 224 25% 10%;
    --text-primary: 210 40% 98%;
    --text-muted: 215 20% 65%;
    
    --primary: 190 90% 50%;      /* Neon Cyan */
    --primary-glow: 190 90% 50% / 0.15;
    --secondary: 250 85% 65%;    /* Indigo */
    --secondary-glow: 250 85% 65% / 0.15;
    
    --accent: 320 85% 60%;       /* Pink Accent */
    
    --success: 145 80% 50%;
    --danger: 0 85% 60%;
    
    --border-glass: 255 255 255 / 0.05;
    --bg-glass: 255 255 255 / 0.03;
    
    /* Layout */
    --header-height: 80px;
    --container-max-width: 1200px;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: hsl(var(--bg-dark));
    color: hsl(var(--text-primary));
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

h1, h2, h3, .logo {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
}

/* Background Glow Effects */
.bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
    z-index: -1;
    pointer-events: none;
    opacity: 0.45;
}

.bg-glow-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, hsl(var(--primary)) 0%, transparent 70%);
    top: -100px;
    left: -200px;
}

.bg-glow-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, hsl(var(--secondary)) 0%, transparent 70%);
    bottom: 10%;
    right: -100px;
}

/* Header & Logo */
.main-header {
    height: var(--header-height);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(10, 12, 18, 0.7);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(var(--border-glass));
    transition: var(--transition-smooth);
}

.header-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px;
}

.logo {
    font-size: 28px;
    text-decoration: none;
    color: hsl(var(--text-primary));
    font-weight: 800;
    letter-spacing: -1px;
}

.logo-accent {
    color: hsl(var(--primary));
    text-shadow: 0 0 15px rgba(10, 220, 255, 0.3);
}

/* Navigation */
.main-nav ul {
    list-style: none;
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: hsl(var(--text-muted));
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition-smooth);
    position: relative;
    padding: 6px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: hsl(var(--primary));
    transition: var(--transition-smooth);
}

.nav-link:hover {
    color: hsl(var(--text-primary));
}

.nav-link:hover::after {
    width: 100%;
}

.btn-contact-nav {
    background: rgba(var(--primary-glow));
    border: 1px solid hsl(var(--primary));
    padding: 8px 20px;
    border-radius: 50px;
    color: hsl(var(--text-primary));
    transition: var(--transition-smooth);
}

.btn-contact-nav:hover {
    background: hsl(var(--primary));
    color: hsl(var(--bg-dark));
    box-shadow: 0 0 20px rgba(10, 220, 255, 0.4);
}

.btn-contact-nav::after {
    display: none;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: hsl(var(--text-primary));
    font-size: 24px;
    cursor: pointer;
}

/* Glassmorphism Card Style */
.glass-card {
    background: rgba(var(--bg-glass));
    backdrop-filter: blur(16px) saturate(120%);
    -webkit-backdrop-filter: blur(16px) saturate(120%);
    border: 1px solid rgba(var(--border-glass));
    border-radius: 16px;
    transition: var(--transition-smooth);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    transform: translateY(-4px);
}

/* Hero Section */
.hero-section {
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 100px;
    min-height: 80vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(var(--border-glass));
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 32px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: hsl(var(--primary));
    border-radius: 50%;
    box-shadow: 0 0 10px hsl(var(--primary));
}

.badge-text {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: hsl(var(--text-muted));
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(36px, 6vw, 64px);
    line-height: 1.15;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.gradient-text {
    background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--secondary)) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(16px, 2.5vw, 19px);
    color: hsl(var(--text-muted));
    margin-bottom: 40px;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-smooth);
    font-size: 15px;
}

.btn-primary {
    background-color: hsl(var(--primary));
    color: hsl(var(--bg-dark));
}

.btn-primary:hover {
    box-shadow: 0 0 25px rgba(10, 220, 255, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.05);
    color: hsl(var(--text-primary));
    border: 1px solid rgba(var(--border-glass));
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Sections Global */
.section-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 80px 24px;
}

.section-title {
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.section-title.center {
    text-align: center;
}

.section-subtitle.center {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px auto;
    color: hsl(var(--text-muted));
}

/* Grids */
.grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.grid-3col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* About Section */
.lead-text {
    font-size: 19px;
    font-weight: 500;
    color: hsl(var(--primary));
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 16px;
    color: hsl(var(--text-muted));
}

.about-stats-card {
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: 'Outfit', sans-serif;
    font-size: 36px;
    font-weight: 800;
    color: hsl(var(--primary));
    background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--secondary)) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 14px;
    color: hsl(var(--text-muted));
    font-weight: 500;
}

/* Services Cards */
.service-card {
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(var(--primary-glow));
    border: 1px solid rgba(var(--border-glass));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: hsl(var(--primary));
    margin-bottom: 24px;
}

.service-card:nth-child(2) .service-icon {
    background: rgba(var(--secondary-glow));
    color: hsl(var(--secondary));
}

.service-card:nth-child(3) .service-icon {
    background: rgba(251, 85, 150, 0.1);
    color: hsl(var(--accent));
}

.service-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    line-height: 1.3;
}

.service-desc {
    color: hsl(var(--text-muted));
    font-size: 14px;
    margin-bottom: 24px;
    flex-grow: 1;
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 14px;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    color: hsl(var(--text-muted));
}

.check-icon {
    color: hsl(var(--primary));
    width: 16px;
    height: 16px;
}

/* Advantages Grid */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.advantage-item {
    padding: 30px;
}

.advantage-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    color: hsl(var(--primary));
}

.advantage-header h3 {
    font-size: 18px;
    color: hsl(var(--text-primary));
}

.advantage-item p {
    color: hsl(var(--text-muted));
    font-size: 14px;
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.8);
}

.contact-info {
    padding: 60px;
    background: linear-gradient(135deg, rgba(var(--bg-glass)) 0%, rgba(10, 15, 25, 0.6) 100%);
    border-right: 1px solid rgba(var(--border-glass));
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-title {
    font-size: 32px;
    margin-bottom: 16px;
}

.contact-desc {
    color: hsl(var(--text-muted));
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: hsl(var(--text-primary));
}

.detail-item i {
    color: hsl(var(--primary));
}

.contact-form {
    padding: 60px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

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

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: hsl(var(--text-muted));
}

.form-group input, .form-group textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(var(--border-glass));
    padding: 14px;
    border-radius: 8px;
    color: hsl(var(--text-primary));
    font-family: inherit;
    font-size: 14px;
    transition: var(--transition-smooth);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: hsl(var(--primary));
    box-shadow: 0 0 10px rgba(10, 220, 255, 0.15);
    background: rgba(255, 255, 255, 0.08);
}

/* Footer */
.main-footer {
    border-top: 1px solid rgba(var(--border-glass));
    padding: 40px 0;
    background: rgba(10, 12, 18, 0.9);
}

.footer-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 14px;
    color: hsl(var(--text-muted));
}

.footer-links {
    display: flex;
    gap: 16px;
    align-items: center;
}

.footer-links a {
    color: hsl(var(--text-muted));
    text-decoration: none;
    transition: var(--transition-smooth);
}

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

/* Responsive Rules */
@media (max-width: 1024px) {
    .grid-3col {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .grid-2col {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        border-right: none;
        border-bottom: 1px solid rgba(var(--border-glass));
        padding: 40px;
    }
    
    .contact-form {
        padding: 40px;
    }

    .nav-toggle {
        display: block;
    }

    .main-nav {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: rgba(10, 12, 18, 0.95);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid rgba(var(--border-glass));
        padding: 24px;
    }

    .main-nav.active {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 20px;
        align-items: stretch;
    }

    .btn-contact-nav {
        text-align: center;
    }
}

/* ==========================================================================
   Language Selector Styles (28 Flags Dropdown)
   ========================================================================== */
.lang-selector {
    position: relative;
    margin-left: 20px;
    z-index: 110;
}

.lang-selected-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(var(--border-glass));
    border-radius: 50px;
    padding: 6px 14px;
    color: hsl(var(--text-primary));
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-smooth);
    user-select: none;
}

.lang-selected-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

.selected-flag {
    width: 20px;
    height: 14px;
    object-fit: cover;
    border-radius: 2px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.chevron-icon {
    width: 14px;
    height: 14px;
    transition: var(--transition-smooth);
    color: hsl(var(--text-muted));
}

.lang-selector.active .chevron-icon {
    transform: rotate(180deg);
}

.lang-dropdown-panel {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    width: 380px;
    background: rgba(10, 12, 18, 0.92);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.lang-selector.active .lang-dropdown-panel {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.lang-dropdown-header {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: hsl(var(--text-muted));
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.lang-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    max-height: 280px;
    overflow-y: auto;
    padding-right: 4px;
}

/* Custom Scrollbar for the language list */
.lang-grid::-webkit-scrollbar {
    width: 4px;
}
.lang-grid::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.01);
}
.lang-grid::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
.lang-grid::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

.lang-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 8px;
    background: transparent;
    border: 1px solid transparent;
    cursor: pointer;
    text-align: left;
    color: hsl(var(--text-muted));
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition-smooth);
    width: 100%;
}

.lang-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.05);
    color: hsl(var(--text-primary));
}

.lang-item.active {
    background: rgba(var(--primary-glow));
    border-color: rgba(10, 220, 255, 0.2);
    color: hsl(var(--primary));
    font-weight: 600;
}

.lang-item .flag-img {
    width: 20px;
    height: 14px;
    object-fit: cover;
    border-radius: 2px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    flex-shrink: 0;
}

.lang-item .lang-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Mobile responsive adjustments for language dropdown */
@media (max-width: 768px) {
    .header-container {
        position: relative;
    }
    
    .lang-selector {
        margin-left: auto;
        margin-right: 15px; /* Abstand zum Menü-Button */
    }

    .lang-dropdown-panel {
        position: fixed;
        top: calc(var(--header-height) + 10px);
        left: 15px;
        right: 15px;
        width: auto;
        max-width: none;
    }
}