/* CSS змінні */
:root {
    --gradient-primary: linear-gradient(135deg, #4A90E2 0%, #FF7F00 100%);
    --radius-md: 12px;
    --font-size-lg: 18px;
    --color-primary: #4A90E2;
    --color-secondary: #FF7F00;
    --color-dark: #2c3e50;
    --color-text: #333;
    --color-text-light: #666;
    --color-bg-light: #f8f9fa;
}

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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    overflow-x: hidden;
}

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

/* Header */
header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

/* Logo styles */
.logo {
    display: flex;
    align-items: center;
    font-weight: bold;
    color: var(--color-primary);
    font-size: 18px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-lg);
    margin-right: 10px;
    flex-shrink: 0;
}

nav {
    display: flex;
    gap: 30px;
}

nav a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--color-primary);
}

/* Main content */
main {
    margin-top: 80px;
}

/* Hero section */
.hero {
    background: var(--gradient-primary);
    color: white;
    padding: 80px 0;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 15px;
    line-height: 1.2;
}

.subtitle {
    font-size: 1.5rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin-bottom: 40px;
}

.feature h3 {
    font-size: 1.1rem;
    font-weight: 600;
    background: rgba(255,255,255,0.1);
    padding: 15px;
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.cta-button {
    background: var(--color-secondary);
    color: white;
    border: none;
    padding: 18px 35px;
    font-size: 1.1rem;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cta-button:hover {
    background: #e66d00;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255,127,0,0.3);
}

.cta-button.large {
    padding: 22px 45px;
    font-size: 1.2rem;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

/* Program section */
.program {
    padding: 100px 0;
    background: var(--color-bg-light);
}

.program h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--color-text);
    margin-bottom: 60px;
}

.program-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}

.program-item {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}

.program-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.program-number {
    position: absolute;
    top: -15px;
    left: 30px;
    background: var(--color-primary);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.1rem;
}

.program-item h3 {
    color: var(--color-text);
    font-size: 1.3rem;
    margin-bottom: 15px;
    margin-top: 10px;
}

.program-item p {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* CTA section */
.cta-section {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* Footer */
footer {
    background: var(--color-dark);
    color: white;
    padding: 50px 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

/* Footer logo styles */
.footer-info .logo {
    margin-bottom: 20px;
    color: white;
    align-items: flex-start;
}

.footer-info .logo .logo-icon {
    margin-right: 15px;
    margin-top: 2px;
}

.footer-info .logo span {
    font-size: 1.1rem;
    line-height: 1.4;
    flex: 1;
}

.footer-info p {
    opacity: 0.8;
    font-size: 1rem;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.contact-label {
    font-weight: bold;
    color: var(--color-secondary);
    font-size: 0.9rem;
}

.contact-item a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.contact-item a:hover {
    color: var(--color-secondary);
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .subtitle {
        font-size: 1.2rem;
    }
    
    .hero-features {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .program-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .program-item {
        padding: 25px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-info .logo {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer-info .logo .logo-icon {
        margin-right: 0;
        margin-bottom: 10px;
        margin-top: 0;
    }
    
    .footer-info .logo span {
        font-size: 1rem;
    }
    
    nav {
        display: none;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .program {
        padding: 60px 0;
    }
    
    .cta-section {
        padding: 60px 0;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .program h2 {
        font-size: 2rem;
    }
}