/* ==========================================================================
   pixxu.net - Global Base Styles
   Globale Basis-Styles für alle Seiten
   ========================================================================== */

/* ==========================================================================
   CSS VARIABLES
   ========================================================================== */

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #06b6d4;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --dark-bg: #0f172a;
    --light-bg: #f8fafc;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
}

/* ==========================================================================
   GLOBAL STYLES
   ========================================================================== */

* {
    font-family: 'Inter', sans-serif;
}

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

/* ==========================================================================
   NAVIGATION
   ========================================================================== */

.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
}

.nav-link {
    font-weight: 500;
    color: var(--text-primary) !important;
    transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color) !important;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
    background: var(--dark-bg);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 30px;
}

.footer h5 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-link {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* ==========================================================================
   FORM CONTROLS & INPUTS
   ========================================================================== */

.form-control {
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-select {
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Range Sliders */
.range-slider {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: 3px;
    background: var(--border-color);
    outline: none;
}

.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.range-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* ==========================================================================
   BUTTON STYLES
   ========================================================================== */

.btn {
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.25);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
    color: white;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.25);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--accent-color) 0%, #f59e0b 100%);
    color: white;
}

.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.25);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.25);
    color: white;
}

.btn-info {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.btn-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.25);
    color: white;
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-outline-secondary {
    border: 2px solid var(--text-secondary);
    color: var(--text-secondary);
    background: transparent;
}

.btn-outline-secondary:hover {
    background: var(--text-secondary);
    color: white;
    transform: translateY(-2px);
}

.btn-outline-secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-outline-secondary:disabled:hover {
    background: transparent;
    color: var(--text-secondary);
    transform: none;
}

.btn-outline-success {
    border: 2px solid var(--success-color);
    color: var(--success-color);
    background: transparent;
}

.btn-outline-success:hover {
    background: var(--success-color);
    color: white;
    transform: translateY(-2px);
}

.btn-outline-info {
    border: 2px solid var(--info-color);
    color: var(--info-color);
    background: transparent;
}

.btn-outline-info:hover {
    background: var(--info-color);
    color: white;
    transform: translateY(-2px);
}

.btn-outline-dark {
    border: 2px solid var(--text-primary);
    color: var(--text-primary);
    background: transparent;
}

.btn-outline-dark:hover {
    background: var(--text-primary);
    color: white;
    transform: translateY(-2px);
}

/* Button Groups */
.btn-group .btn {
    border-radius: 0;
}

.btn-group .btn:first-child {
    border-top-left-radius: 8px;
    border-bottom-left-radius: 8px;
}

.btn-group .btn:last-child {
    border-top-right-radius: 8px;
    border-bottom-right-radius: 8px;
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: 600;
}

p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.text-muted {
    color: var(--text-secondary) !important;
}

.lead {
    font-size: 1.125rem;
    font-weight: 400;
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */

.text-center {
    text-align: center !important;
}

.text-left {
    text-align: left !important;
}

.text-right {
    text-align: right !important;
}

.d-flex {
    display: flex !important;
}

.flex-wrap {
    flex-wrap: wrap !important;
}

.align-items-center {
    align-items: center !important;
}

.justify-content-center {
    justify-content: center !important;
}

.justify-content-between {
    justify-content: space-between !important;
}

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: 0.25rem !important; }
.p-2 { padding: 0.5rem !important; }
.p-3 { padding: 1rem !important; }
.p-4 { padding: 1.5rem !important; }
.p-5 { padding: 3rem !important; }

.w-100 { width: 100% !important; }
.h-100 { height: 100% !important; }

.border { border: 1px solid var(--border-color) !important; }
.border-0 { border: 0 !important; }

.rounded { border-radius: 8px !important; }
.rounded-pill { border-radius: 50px !important; }

.shadow-sm { box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1) !important; }
.shadow { box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1) !important; }
.shadow-lg { box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1) !important; }

/* ==========================================================================
   RESPONSIVE GRID SYSTEM (Bootstrap Compatible)
   ========================================================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -0.75rem;
}

.col,
.col-1, .col-2, .col-3, .col-4, .col-5, .col-6,
.col-7, .col-8, .col-9, .col-10, .col-11, .col-12,
.col-sm, .col-md, .col-lg, .col-xl,
.col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6,
.col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12,
.col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6,
.col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12,
.col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6,
.col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12 {
    padding: 0 0.75rem;
}

/* Basic column classes */
.col { flex: 1; }
.col-12 { width: 100%; }
.col-11 { width: 91.666667%; }
.col-10 { width: 83.333333%; }
.col-9 { width: 75%; }
.col-8 { width: 66.666667%; }
.col-7 { width: 58.333333%; }
.col-6 { width: 50%; }
.col-5 { width: 41.666667%; }
.col-4 { width: 33.333333%; }
.col-3 { width: 25%; }
.col-2 { width: 16.666667%; }
.col-1 { width: 8.333333%; }

/* Medium screens and up */
@media (min-width: 768px) {
    .col-md { flex: 1; }
    .col-md-12 { width: 100%; }
    .col-md-11 { width: 91.666667%; }
    .col-md-10 { width: 83.333333%; }
    .col-md-9 { width: 75%; }
    .col-md-8 { width: 66.666667%; }
    .col-md-7 { width: 58.333333%; }
    .col-md-6 { width: 50%; }
    .col-md-5 { width: 41.666667%; }
    .col-md-4 { width: 33.333333%; }
    .col-md-3 { width: 25%; }
    .col-md-2 { width: 16.666667%; }
    .col-md-1 { width: 8.333333%; }
}

/* Large screens and up */
@media (min-width: 992px) {
    .col-lg { flex: 1; }
    .col-lg-12 { width: 100%; }
    .col-lg-11 { width: 91.666667%; }
    .col-lg-10 { width: 83.333333%; }
    .col-lg-9 { width: 75%; }
    .col-lg-8 { width: 66.666667%; }
    .col-lg-7 { width: 58.333333%; }
    .col-lg-6 { width: 50%; }
    .col-lg-5 { width: 41.666667%; }
    .col-lg-4 { width: 33.333333%; }
    .col-lg-3 { width: 25%; }
    .col-lg-2 { width: 16.666667%; }
    .col-lg-1 { width: 8.333333%; }
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */

@media (max-width: 768px) {
    .container {
        padding: 0 0.75rem;
    }
    
    .btn {
        padding: 0.625rem 1.25rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .btn-group {
        flex-direction: column;
    }
    
    .btn-group .btn {
        border-radius: 8px !important;
        margin-bottom: 0.5rem;
    }
    
    .btn-group .btn:last-child {
        margin-bottom: 0;
    }
}

/* ==========================================================================
   ACCESSIBILITY & REDUCED MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000000;
        --text-secondary: #000000;
    }
}


/* Impressum-spezifische Styles */
        .legal-section {
            background: white;
            border-radius: 16px;
            padding: 3rem;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
            margin-bottom: 2rem;
            border-left: 4px solid var(--primary-color);
        }
        
        .legal-section h2 {
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            font-size: 1.75rem;
            font-weight: 600;
        }
        
        .legal-section h3 {
            color: var(--text-primary);
            margin: 2rem 0 1rem 0;
            font-size: 1.25rem;
            font-weight: 600;
            border-bottom: 2px solid var(--border-color);
            padding-bottom: 0.5rem;
        }
        
        .legal-section h3:first-of-type {
            margin-top: 0;
        }
        
        .legal-section p {
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1rem;
        }
        
        .legal-section ul {
            color: var(--text-secondary);
            padding-left: 1.5rem;
        }
        
        .legal-section li {
            margin-bottom: 0.5rem;
            line-height: 1.6;
        }
        
        .contact-info {
            background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid rgba(99, 102, 241, 0.1);
            margin: 2rem 0;
        }
        
        .contact-info h4 {
            color: var(--primary-color);
            margin-bottom: 1rem;
            font-weight: 600;
        }
        
        .contact-item {
            display: flex;
            align-items: center;
            margin-bottom: 0.75rem;
            padding: 0.5rem;
            background: white;
            border-radius: 8px;
            border: 1px solid var(--border-color);
        }
        
        .contact-item i {
            color: var(--primary-color);
            width: 20px;
            margin-right: 1rem;
        }
        
        .contact-item span {
            color: var(--text-primary);
            font-weight: 500;
        }
        
        .legal-notice {
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid rgba(245, 158, 11, 0.2);
            border-radius: 8px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        
        .legal-notice h4 {
            color: var(--warning-color);
            margin-bottom: 1rem;
            font-weight: 600;
        }
        
        .legal-notice p {
            margin-bottom: 0;
            font-size: 0.95rem;
        }
        
        .last-updated {
            text-align: center;
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 2px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        
        /* Responsive adjustments */
        @media (max-width: 768px) {
            .legal-section {
                padding: 2rem;
            }
            
            .contact-info {
                padding: 1.5rem;
            }
        }
        
        @media (max-width: 576px) {
            .legal-section {
                padding: 1.5rem;
            }
            
            .legal-section h2 {
                font-size: 1.5rem;
            }
            
            .legal-section h3 {
                font-size: 1.1rem;
            }
            
            .contact-item {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
            
            .contact-item i {
                margin-bottom: 0.5rem;
                margin-right: 0;
            }
        }