:root {
    --bg-color: #0b0d13;
    --card-bg: #141722;
    --accent-color: #7c4dff;
    --accent-gradient: linear-gradient(135deg, #7c4dff 0%, #00e5ff 100%);
    --text-main: #ffffff;
    --text-muted: #8fa0dd;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Навигация */
.navbar {
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
}
.logo span {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-left: 5px;
}
.badge {
    background: rgba(124, 77, 255, 0.15);
    color: #00e5ff;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    border: 1px solid rgba(0, 229, 255, 0.2);
}

/* Главный экран */
.hero {
    position: relative;
    padding: 120px 0 60px;
    text-align: center;
}
.glow-effect {
    position: absolute;
    top: -10%;
    left: 50%;
    transform: translateX(-50%);
    width: 500px;
    height: 500px;
    background: var(--accent-color);
    filter: blur(150px);
    opacity: 0.15;
    z-index: -1;
    pointer-events: none;
}
.hero h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}
.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-subtitle {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto 40px;
}

/* Секция видео-демонстрации */
.demo-video {
    padding: 20px 0 60px;
}
.video-wrapper {
    position: relative;
    max-width: 850px;
    margin: 0 auto;
    aspect-ratio: 16 / 9; /* Удерживает правильный размер видео */
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 50px rgba(124, 77, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Кнопки */
.btn {
    display: inline-block;
    background: var(--accent-gradient);
    color: #fff;
    padding: 16px 32px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 20px rgba(124, 77, 255, 0.3);
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(124, 77, 255, 0.5);
}

/* Карточки фич */
.features {
    padding: 60px 0;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.feature-card {
    background-color: var(--card-bg);
    padding: 40px 30px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: border 0.3s;
}
.feature-card:hover {
    border-color: rgba(124, 77, 255, 0.3);
}
.feature-card .icon {
    font-size: 32px;
    margin-bottom: 20px;
}
.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}
.feature-card p {
    color: var(--text-muted);
    font-size: 15px;
}

/* Блок формы ожидания */
.cta {
    padding: 100px 0;
}
.cta-box {
    background: linear-gradient(180deg, var(--card-bg) 0%, rgba(20,23,34,0.5) 100%);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 60px 40px;
    border-radius: 20px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}
.cta h2 {
    font-size: 36px;
    margin-bottom: 16px;
}
.cta p {
    color: var(--text-muted);
    margin-bottom: 32px;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

/* Контейнер копирования почты */
.copy-email-container {
    display: flex;
    max-width: 500px;
    margin: 20px auto 0;
    gap: 0;
    background: #0b0d13;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    overflow: hidden;
    padding: 4px;
}
#emailToCopy {
    flex: 1;
    background: transparent;
    border: none;
    padding: 12px 16px;
    color: #fff;
    font-family: inherit;
    font-size: 16px;
    outline: none;
}
#copyBtn {
    background: #ffffff;
    color: var(--bg-color);
    border: none;
    padding: 0 24px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
    white-space: nowrap;
}
#copyBtn:hover {
    background-color: #e0e0e0;
}

/* Подвал */
footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 14px;
    color: rgba(143, 160, 221, 0.5);
}

/* Адаптив под мобильные устройства */
@media (max-width: 768px) {
    .hero h1 { font-size: 38px; }
    .copy-email-container { 
        flex-direction: column; 
        background: transparent; 
        border: none; 
        padding: 0; 
        gap: 10px; 
    }
    #emailToCopy { 
        background: #0b0d13; 
        border: 1px solid rgba(255, 255, 255, 0.1); 
        border-radius: 8px; 
        text-align: center; 
    }
    #copyBtn { 
        padding: 14px; 
        border-radius: 8px; 
    }
}