:root {
    --bg-dark: #0f0c1d;
    --bg-secondary: #1a162b;
    --purple-main: #7c5cff;
    --purple-light: #a78bfa;
    --text-main: #ffffff;
    --text-muted: #b3b3d1;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Inter", sans-serif;
}

body {
    background: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ФОН */

.background {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(124,92,255,0.4), transparent 70%);
    filter: blur(120px);
    animation: float 12s infinite alternate ease-in-out;
}

.glow1 {
    top: -200px;
    left: -200px;
}

.glow2 {
    bottom: -200px;
    right: -200px;
    animation-delay: 3s;
}

@keyframes float {
    from { transform: translateY(0px) translateX(0px); }
    to { transform: translateY(60px) translateX(40px); }
}

/* АНИМАЦИИ ПОЯВЛЕНИЯ */

.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Остальные стили (navbar, hero, cards) можно оставить прежними */


/* NAVBAR */

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 60px;
    background: transparent;
}

.logo {
    font-weight: 700;
    font-size: 22px;
    color: var(--purple-main);
}

nav a {
    margin-left: 25px;
    text-decoration: none;
    color: var(--text-muted);
    transition: 0.3s;
}

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

.btn-outline {
    border: 1px solid var(--purple-main);
    padding: 8px 16px;
    border-radius: 8px;
}

/* HERO */

.hero {
    text-align: center;
    padding: 120px 20px;
    max-width: 800px;
    margin: auto;
}

.hero h1 {
    font-size: 64px;
    margin-bottom: 20px;
    background: linear-gradient(90deg, var(--purple-main), var(--purple-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 20px;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.hero-buttons button {
    margin: 10px;
}

/* BUTTONS */

button {
    padding: 12px 28px;
    border-radius: 10px;
    border: none;
    font-size: 16px;
    cursor: pointer;
    transition: 0.3s;
}

.btn-primary {
    background: var(--purple-main);
    color: white;
}

.btn-primary:hover {
    background: var(--purple-light);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-main);
}

.btn-secondary:hover {
    background: #25203d;
}

/* FEATURES */

.features {
    padding: 80px 20px;
    text-align: center;
}

.features h2 {
    margin-bottom: 50px;
    font-size: 32px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: auto;
}

.feature-card {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 16px;
    transition: 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: #221c3a;
}

/* ABOUT */

.about {
    padding: 80px 20px;
    max-width: 800px;
    margin: auto;
    text-align: center;
}

.about h2 {
    margin-bottom: 20px;
}

/* FOOTER */

footer {
    text-align: center;
    padding: 30px;
    color: var(--text-muted);
    font-size: 14px;
}