:root {
    --primary-dark: #0d1117;
    --secondary-dark: #161b22;
    --accent-color: #58a6ff;
    --accent-hover: #79c0ff;
    --text-primary: #f0f6fc;
    --text-secondary: #c9d1d9;
    --text-muted: #8b949e;
    --border-color: #30363d;
    --card-bg: #161b22;
    --navbar-bg: #0d1117;
    --footer-bg: #0d1117;
    --gradient-primary: linear-gradient(135deg, #1f2937, #374151);
    --gradient-accent: linear-gradient(135deg, #2563eb, #3b82f6);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

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

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.6;
}

.navbar {
    background-color: var(--navbar-bg) !important;
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}



.navbar-nav .nav-link {
    color: var(--text-secondary) !important;
    transition: color 0.3s ease;
}

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

.navbar-toggler {
    border: 1px solid var(--border-color);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(201, 209, 217, 0.75)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='m4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.btn-primary {
    background: var(--gradient-accent);
    border: none;
    color: white;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background-color: var(--secondary-dark);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.hero {
    background: var(--gradient-primary);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-primary);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero .lead {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

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

.card-img-top {
    border-radius: 12px 12px 0 0;
}

.card-title {
    color: var(--text-primary);
    font-weight: 600;
}

.card-text {
    color: var(--text-secondary);
}

.section-bg-light {
    background-color: var(--secondary-dark);
}

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

.btn-accent {
    background: var(--gradient-accent);
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.footer {
    background-color: var(--footer-bg);
    border-top: 1px solid var(--border-color);
    padding: 40px 0 20px;
}

.footer h5, .footer h6 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.footer a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--accent-color);
}

.form-control {
    background-color: var(--secondary-dark);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 8px;
}

.form-control:focus {
    background-color: var(--secondary-dark);
    border-color: var(--accent-color);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.2rem rgba(88, 166, 255, 0.25);
}

.form-control::placeholder {
    color: var(--text-muted);
}

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

blockquote {
    border-left: 4px solid var(--accent-color);
    padding-left: 1rem;
    color: var(--text-secondary);
    font-style: italic;
}

.badge {
    background-color: var(--accent-color);
    color: var(--primary-dark);
}

.timeline-item {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.timeline-item h4 {
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.cursor-pointer {
    cursor: pointer;
}

.ratio {
    border-radius: 12px;
    overflow: hidden;
}

.lazyload {
    transition: opacity 0.3s ease;
}

.lazyloaded {
    opacity: 1;
}

.lazyload:not(.lazyloaded) {
    opacity: 0.3;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero .lead {
        font-size: 1.1rem;
    }

    .navbar-brand img {
        width: 120px;
        height: 36px;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero .lead {
        font-size: 1rem;
    }

    .display-3 {
        font-size: 2rem;
    }
}

#particles-js {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.three-container {
    background: var(--secondary-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.cookie-banner {
    background-color: var(--secondary-dark);
    border-top: 1px solid var(--border-color);
}

#cookie-banner {
    display: none;
}

#accept-cookies, #reject-cookies {
    margin-left: 0.5rem;
}

.filter-btn {
    transition: all 0.3s ease;
}

.filter-btn.active {
    background-color: var(--accent-color) !important;
    border-color: var(--accent-color) !important;
}

.portfolio-item {
    transition: all 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-5px);
}

/* Portfolio filtering */
.portfolio-section .col-lg-4.hidden,
.portfolio-section .col-md-6.hidden {
    display: none !important;
}

.testimonial-swiper .swiper-slide {
    padding: 0 10px;
}

.innovation-swiper .swiper-slide {
    padding: 1rem;
}

.slider-container .swiper-slide {
    display: flex;
    justify-content: center;
    align-items: center;
}

.vote-result {
    padding: 1rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-top: 1rem;
}

.player-journey svg {
    max-width: 100%;
    height: auto;
}

.player-journey circle:hover {
    fill: var(--accent-color);
    cursor: pointer;
}

.player-journey text {
    fill: var(--text-primary);
    font-size: 12px;
}

/* Animation classes */
.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

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

/* Hover effects */
.card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
}

.btn {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

/* Loading states */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

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

/* Focus indicators */
.btn:focus,
.form-control:focus,
.nav-link:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .navbar,
    .footer,
    .btn,
    #cookie-banner {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
    }

    .card {
        border: 1px solid #000 !important;
        box-shadow: none !important;
    }
}