/* Modern AI-themed CSS Styles */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #8b5cf6;
    --secondary: #06d6a0;
    --accent: #f59e0b;
    --dark: #0f172a;
    --darker: #020617;
    --light: #f8fafc;
    --gray: #64748b;
    --gray-light: #cbd5e1;
    --gradient-ai: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06d6a0 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-glow: linear-gradient(45deg, #6366f1, #8b5cf6, #06d6a0, #f59e0b);
    --neural-glow: 0 0 20px rgba(99, 102, 241, 0.3), 0 0 40px rgba(139, 92, 246, 0.2), 0 0 60px rgba(6, 214, 160, 0.1);
}

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

body {
    font-family: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.7;
    color: var(--light);
    background: var(--darker);
    overflow-x: hidden;
    position: relative;
}

/* Neural Network Background */
.neural-network {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    opacity: 0.4;
}

.neuron {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--secondary);
    border-radius: 50%;
    animation: pulse 4s ease-in-out infinite;
}

.connection {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    transform-origin: left center;
    animation: connectionFlow 3s linear infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
        box-shadow: 0 0 10px var(--secondary);
    }
    50% {
        transform: scale(1.3);
        opacity: 1;
        box-shadow: 0 0 20px var(--secondary), 0 0 30px var(--primary-light);
    }
}

@keyframes connectionFlow {
    0% { opacity: 0; transform: scaleX(0); }
    50% { opacity: 1; transform: scaleX(1); }
    100% { opacity: 0; transform: scaleX(0); }
}

/* Floating AI Elements */
.floating-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.floating-element {
    position: absolute;
    opacity: 0.1;
    animation: float 20s ease-in-out infinite;
}

.floating-element:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    top: 60%;
    right: 15%;
    animation-delay: -5s;
}

.floating-element:nth-child(3) {
    bottom: 30%;
    left: 20%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-30px) rotate(120deg); }
    66% { transform: translateY(20px) rotate(240deg); }
}

/* Main Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
header {
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
    padding: 40px 0 100px;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
            radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, rgba(6, 214, 160, 0.1) 0%, transparent 50%);
    animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
}

.logo {
    font-size: 28px;
    font-weight: 800;
    background: var(--gradient-ai);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand {
    font-size: 14px;
    color: var(--gray-light);
    font-weight: 500;
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 1;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #fff 0%, var(--primary-light) 50%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleGlow 3s ease-in-out infinite alternate;
}

@keyframes titleGlow {
    from { filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.3)); }
    to { filter: drop-shadow(0 0 20px rgba(6, 214, 160, 0.4)); }
}

.subtitle {
    font-size: 1.25rem;
    color: var(--gray-light);
    margin-bottom: 32px;
    line-height: 1.6;
}

.date-place {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
    margin-bottom: 48px;
    color: var(--secondary);
}

.date-place svg {
    width: 20px;
    height: 20px;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: var(--gradient-ai);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--neural-glow);
}

.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(-2px);
    box-shadow:
            0 10px 25px rgba(99, 102, 241, 0.4),
            0 0 30px rgba(6, 214, 160, 0.3);
}

/* Section Styles */
section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-ai);
    border-radius: 2px;
}

.section-description {
    font-size: 1.125rem;
    line-height: 1.8;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    color: var(--gray-light);
}

/* Values Grid */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
    margin-top: 50px;
}

.value-card {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 16px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
    transition: left 0.6s;
}

.value-card:hover::before {
    left: 100%;
}

.value-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: var(--neural-glow);
}

.value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--gradient-ai);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.value-icon::after {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient-ai);
    border-radius: 22px;
    z-index: -1;
    opacity: 0.6;
    filter: blur(10px);
}

.value-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--light);
}

.value-card p {
    color: var(--gray-light);
    line-height: 1.6;
}

/* Timeline */
.program-timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.program-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-ai);
}

.timeline-item {
    display: flex;
    margin-bottom: 50px;
    position: relative;
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateX(0);
}

.timeline-time {
    min-width: 120px;
    font-weight: 600;
    color: var(--secondary);
    margin-right: 40px;
    font-size: 1.1rem;
}

.timeline-content {
    flex: 1;
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 25px;
    border-radius: 12px;
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 25px;
    width: 20px;
    height: 20px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--primary);
}

.timeline-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--light);
}

/* Exhibition Grid */
.exhibition-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 25px;
    margin-top: 50px;
}

.exhibition-item {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.exhibition-item:hover {
    transform: translateY(-5px);
    border-color: var(--secondary);
    box-shadow: 0 10px 30px rgba(6, 214, 160, 0.2);
}

.exhibition-item h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--light);
}

.exhibition-item p {
    color: var(--gray-light);
    font-size: 0.9rem;
}

/* Benefits Grid */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
    margin-top: 50px;
}

.benefit-card {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(10px);
    border-left: 4px solid var(--primary);
    padding: 30px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateX(10px);
    border-left-color: var(--secondary);
    box-shadow: var(--neural-glow);
}

.benefit-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--light);
}

.benefit-card p {
    color: var(--gray-light);
    line-height: 1.6;
}

/* Registration Form */
.registration-form {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 50px;
    border-radius: 20px;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.registration-form::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--primary), var(--secondary), var(--primary-light), transparent);
    animation: rotate 10s linear infinite;
    opacity: 0.1;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--light);
}

input, select, textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 10px;
    color: var(--light);
    font-size: 1rem;
    transition: all 0.3s ease;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    background: rgba(15, 23, 42, 0.8);
}

/* Success Message */
.form-success {
    display: none;
    text-align: center;
    padding: 50px 40px;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(15px);
    border: 1px solid var(--secondary);
    border-radius: 20px;
    margin-top: 30px;
    animation: slideUp 0.6s ease-out;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-ai);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    animation: bounce 0.6s ease-in-out;
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* Contact Info */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-ai);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--light);
}

.contact-item p {
    color: var(--gray-light);
}

.map-container {
    height: 400px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(99, 102, 241, 0.3);
    box-shadow: var(--neural-glow);
}

/* Footer */
footer {
    background: var(--gradient-dark);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.footer-links {
    display: flex;
    gap: 25px;
}

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

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

.copyright {
    text-align: center;
    color: var(--gray);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .values-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .timeline-item {
        flex-direction: column;
    }

    .timeline-time {
        margin-bottom: 15px;
        margin-right: 0;
    }

    .program-timeline::before {
        left: 15px;
    }

    .registration-form {
        padding: 30px 20px;
    }

    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

/* Loading Animation */
.loading-dots::after {
    content: '';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% { content: ''; }
    40% { content: '.'; }
    60% { content: '..'; }
    80%, 100% { content: '...'; }
}

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

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

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

::-webkit-scrollbar-track {
    background: var(--darker);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}