:root {
    --primary-blue: #2563eb;
    --accent-cyan: #06b6d4;
    --background-light-gray: #f8fafc;
    --background-white: #ffffff;
    --text-dark-gray: #1e293b;
    --text-medium-gray: #64748b;
    --border-radius: 10px;
    --shadow-soft: 0 4px 10px rgba(0, 0, 0, 0.05);
    --font-heading: 'Inter', sans-serif;
    --font-text: 'Inter', sans-serif;
}

body {
    font-family: var(--font-text);
    color: var(--text-dark-gray);
    background-color: var(--background-light-gray);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    margin-top: 0;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark-gray);
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
    color: var(--primary-blue);
}

p {
    margin-bottom: 1rem;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-medium-gray);
    max-width: 600px;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-family: var(--font-heading);
    font-weight: 700;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    text-decoration: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--accent-cyan);
    color: var(--background-white);
}

.btn-primary:hover {
    background-color: #059aa8;
}

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

.btn-outline:hover {
    background-color: var(--primary-blue);
    color: var(--background-white);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.section {
    padding: 80px 0;
}


.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background-color: var(--background-white);
    box-shadow: var(--shadow-soft);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-blue);
    cursor: pointer;
}

.nav-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
}

.nav-links li {
    margin-left: 25px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-medium-gray);
    font-weight: 700;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--accent-cyan);
}

.nav-links .btn {
    margin-left: 15px;
}


.hero-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 80px 40px;
    background-color: var(--background-white);
    min-height: 80vh;
}

.hero-content {
    flex: 1;
    max-width: 50%;
}

.hero-content h1 {
    margin-bottom: 1.5rem;
    color: var(--text-dark-gray);
}

.hero-content .subtitle {
    margin-bottom: 2.5rem;
}

.hero-cta {
    display: flex;
    gap: 20px;
}

.hero-image-container.emoji-representation {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-left: 40px;
    position: relative;
    width: 50%;
    max-width: 450px; 
}


.emoji-dashboard {
    background-color: rgba(37, 99, 235, 0.05); 
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 350px;
    backdrop-filter: blur(5px);
    text-align: center;
}

.emoji-dashboard .chart-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.emoji-dashboard .chart-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.emoji-dashboard .chart-item {
    font-size: 2.5rem;
    padding: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    width: 70px; 
    height: 70px;
}

.emoji-dashboard .feature-emojis {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.emoji-dashboard .feature-emojis .emoji-item {
    font-size: 1.8rem;
}


.features-section {
    padding: 80px 40px;
    background-color: var(--background-light-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background-color: var(--background-white);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
    justify-content: space-between;
}

.feature-card .feature-emoji {
    font-size: 2.5rem; 
    margin-bottom: 20px;
    display: block; 
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--primary-blue);
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--text-medium-gray);
    flex-grow: 1;
    margin-bottom: 0;
}


.cta-section {
    padding: 80px 40px;
    background-color: var(--background-white);
    text-align: center;
}

.cta-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.cta-content h3 {
    font-size: 2rem;
    margin-bottom: 30px;
    color: var(--text-dark-gray);
}

.registration-form {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    width: 100%;
    max-width: 400px;
    justify-content: center;
}

.registration-form input[type="text"] {
    flex-grow: 1;
    padding: 14px 20px;
    border: 1px solid #ccc;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: var(--font-text);
}

.registration-form input[type="text"]:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.2);
}

.registration-form .btn {
    padding: 14px 30px;
}

.terms-text {
    font-size: 0.85rem;
    color: var(--text-medium-gray);
}

.terms-text a {
    color: var(--primary-blue);
    text-decoration: underline;
}


footer {
    background-color: var(--text-dark-gray);
    color: var(--background-light-gray);
    padding: 40px 0;
    text-align: center;
}

.footer-links {
    margin-bottom: 20px;
}

.footer-links a {
    color: var(--background-light-gray);
    text-decoration: none;
    margin: 0 15px;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.copyright {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* варик адаптивности без з...ба */
@media (max-width: 992px) {
    .navbar {
        padding: 15px 20px;
    }
    .nav-links {
        display: none;
    }
    .hero-section {
        flex-direction: column;
        text-align: center;
        padding: 60px 20px;
        min-height: auto;
    }
    .hero-content {
        max-width: 100%;
        margin-bottom: 40px;
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .hero-cta {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    .btn-large {
        width: 100%;
    }
    .hero-image-container.emoji-representation {
        margin-left: 0;
        width: 100%;
        max-width: 400px; 
    }
    .emoji-dashboard {
        max-width: 100%;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .cta-section {
        padding: 60px 20px;
    }
    .registration-form {
        flex-direction: column;
        max-width: 100%;
    }
    .registration-form input[type="text"] {
        margin-bottom: 10px;
    }
    footer {
        padding: 30px 20px;
    }
    .footer-links a {
        margin: 0 10px;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.8rem;
    }
    h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    h3 {
        font-size: 1.3rem;
    }
    .btn-large {
        font-size: 1rem;
    }
}