/* --- ОСНОВНЫЕ ПЕРЕМЕННЫЕ И СТИЛИ --- */
:root {
    --bg-dark: #0a1a1f;
    --bg-block: #1a292d;
    --accent-red: #e53935;
    --accent-green: #00f5a0;
    --text-light: #ffffff;
    --text-muted: #a0b0b5;
    --font-main: 'Manrope', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: var(--font-main);
    margin: 0;
    line-height: 1.7;
}

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

h1, h2, h3 {
    font-weight: 800;
}

section {
    padding: 80px 0;
}

/* --- ШАПКА --- */
.main-header {
    background-color: rgba(10, 26, 31, 0.8);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 245, 160, 0.2);
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8em;
    font-weight: 800;
    color: var(--accent-red);
}

.main-nav a {
    color: var(--text-muted);
    text-decoration: none;
    margin: 0 15px;
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: var(--accent-green);
}

.cta-button {
    background: var(--accent-red);
    color: var(--text-light);
    padding: 12px 28px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(229, 57, 53, 0.5);
}

/* --- ПЕРВЫЙ ЭКРАН (HERO) --- */
.hero {
    position: relative;
    padding: 120px 0;
    text-align: center;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    max-width: 800px;
    margin: 0 auto 20px;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-cta-button {
    padding: 18px 50px;
    font-size: 1.2rem;
}

/* --- АНИМАЦИЯ ЧАСТИЦ НА ФОНЕ --- */
.particles-container {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 1;
}

/* --- СЕКЦИЯ С ПРЕИМУЩЕСТВАМИ / ИГРАМИ --- */
.features-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--bg-block);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    border-top: 4px solid var(--accent-green);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.feature-card h3 {
    margin: 20px 0 10px;
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--text-muted);
}

/* --- СЕКЦИЯ "О НАС" --- */
.about-section {
    background-color: var(--bg-block);
}

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

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.about-text ul {
    list-style: none;
    padding: 0;
}

.about-text li {
    font-size: 1.1rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.check-icon {
    color: var(--accent-green);
    font-weight: bold;
    margin-right: 10px;
    font-size: 1.5rem;
}

.about-image img {
    max-width: 100%;
    border-radius: 12px;
}

/* --- ПОДВАЛ --- */
.main-footer {
    text-align: center;
    padding: 40px 0;
    margin-top: 60px;
    border-top: 1px solid rgba(0, 245, 160, 0.2);
    color: var(--text-muted);
}

/* --- SEO-БЛОК --- */
.seo-section {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 60px 0;
}

.seo-section h2 {
    font-size: 2.8rem;
    margin-bottom: 30px;
    text-align: center;
    color: var(--accent-green);
}

.seo-section p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--text-muted);
}

.seo-section ul {
    list-style: disc;
    padding-left: 40px;
    margin-bottom: 30px;
}

.seo-section li {
    margin-bottom: 10px;
    font-size: 1.1rem;
    color: var(--text-light);
}


.footer-logo {
  font-size: 20px;
  font-weight: bold;
  color: var(--accent-red);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

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