/* Custom CSS for Bilke Web- und Softwareentwicklung */

:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
}

/* Navigation */
.navbar-brand {
    font-size: 1.2rem;
    font-weight: 700;
}

.navbar-nav .nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero-section {
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    background: linear-gradient(135deg, rgba(13, 110, 253, 0.9) 0%, rgba(25, 135, 84, 0.8) 100%);
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 800;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-section h2 {
    font-size: 1.5rem;
    font-weight: 600;
    opacity: 0.9;
}

.hero-section .lead {
    font-size: 1.2rem;
    font-weight: 500;
}

/* Badges */
.badge {
    font-size: 0.9rem;
    padding: 0.5rem 0.8rem;
    margin: 0.2rem;
    border-radius: 20px;
}

/* Cards */
.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    border-radius: 10px;
}

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

.card-body {
    padding: 1.5rem;
}

/* Buttons */
.btn {
    border-radius: 25px;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Award Items */
.award-item {
    padding: 2rem 1rem;
    transition: transform 0.3s ease;
}

.award-item:hover {
    transform: scale(1.05);
}

.award-item i {
    transition: color 0.3s ease;
}

.award-item:hover i {
    color: var(--primary-color) !important;
}

/* Contact Info */
.contact-info {
    background: rgba(255,255,255,0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.contact-info h4 {
    color: var(--warning-color);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

/* IT Knowledge Cards */
#it-knowledge .card {
    transition: all 0.3s ease;
    cursor: pointer;
}

#it-knowledge .card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}

#it-knowledge .card:hover i {
    color: var(--primary-color) !important;
    transform: scale(1.1);
}

#it-knowledge .card i {
    transition: all 0.3s ease;
}

/* Blog Cards */
#blog .card {
    height: 100%;
    border-left: 4px solid var(--primary-color);
}

#blog .card-title {
    color: var(--dark-color);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

#blog .card-text.text-muted {
    font-size: 0.9rem;
    font-weight: 500;
}

/* Sections */
section {
    position: relative;
}

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

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0056b3;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .hero-section h2 {
        font-size: 1.2rem;
    }
    
    .hero-section .lead {
        font-size: 1rem;
    }
    
    .btn-lg {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    
    .award-item {
        padding: 1.5rem 0.5rem;
    }
    
    .contact-info {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section h2 {
        font-size: 1rem;
    }
    
    .navbar-brand {
        font-size: 1rem;
    }
    
    .badge {
        font-size: 0.8rem;
        padding: 0.4rem 0.6rem;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade-in {
    animation: fadeIn 1s ease-out;
}

.animate-slide-up {
    animation: slideUp 0.8s ease-out;
}

.animate-slide-left {
    animation: slideInLeft 0.8s ease-out;
}

.animate-slide-right {
    animation: slideInRight 0.8s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Hover Effects */
.hover-lift {
    transition: transform 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-3px);
}

/* Text Effects */
.text-gradient {
    background: linear-gradient(45deg, var(--primary-color), var(--info-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Custom Utilities */
.shadow-custom {
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.border-gradient {
    border: 2px solid;
    border-image: linear-gradient(45deg, var(--primary-color), var(--info-color)) 1;
}

.min-vh-60 {
    min-height: 60vh;
}

/* Modern Agency Enhancements */
.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

/* Enhanced Card Styles */
.card {
    border: none;
    border-radius: 1rem;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.card-img-top {
    transition: transform 0.3s ease;
}

.card:hover .card-img-top {
    transform: scale(1.05);
}

/* Modern Button Styles */
.btn {
    border-radius: 0.75rem;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

/* Enhanced Badge Styles */
.badge {
    font-size: 0.8rem;
    padding: 0.5rem 0.75rem;
    border-radius: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.badge:hover {
    transform: scale(1.05);
}

/* Modern Section Spacing */
section {
    padding: 5rem 0;
}

/* Enhanced Typography */
.display-3 {
    font-weight: 800;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.lead {
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.6;
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    .hero-section {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .container {
        max-width: none;
        width: 100%;
    }
}