:root {
    --bg-color: #050505;
    --text-main: #ffffff;
    --text-muted: #a1a1aa;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.08);
}

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

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

/* Фоновое свечение */
.glow-bg {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.08) 0%, transparent 40%);
    z-index: -1;
    pointer-events: none;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

/* Секции и отступы */
section, header, footer {
    padding: 6rem 0;
    border-bottom: 1px solid var(--card-border);
}

footer { border-bottom: none; text-align: center; }

/* Hero Section */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-top: 4rem;
}

.avatar {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    border-radius: 30%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

h1 { font-size: 3rem; font-weight: 800; margin-bottom: 1rem; letter-spacing: -1px; }
.subtitle { color: var(--text-muted); font-size: 1.2rem; margin-bottom: 2rem; }

/* Кнопки */
.actions, .social-links { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn {
    padding: 0.8rem 1.8rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
}
.btn.primary { background: var(--accent); color: #fff; border: 1px solid var(--accent); }
.btn.primary:hover { background: var(--accent-hover); box-shadow: 0 0 20px rgba(59, 130, 246, 0.4); }
.btn.secondary { background: transparent; color: var(--text-main); border: 1px solid var(--card-border); }
.btn.secondary:hover { background: var(--card-bg); border-color: var(--text-muted); }
.btn.outline { background: transparent; color: var(--text-main); border: 1px solid var(--card-border); margin-top: 2rem; }
.btn.outline:hover { background: var(--card-bg); transform: translateY(-3px); }

/* Сетка и Карточки */
h2 { font-size: 2rem; margin-bottom: 3rem; text-align: center; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 2rem;
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease;
}
.card:hover { transform: translateY(-5px); border-color: var(--accent); }
.card-icon { font-size: 2rem; margin-bottom: 1rem; }
.card h3 { margin-bottom: 0.8rem; font-size: 1.2rem; }
.card p { color: var(--text-muted); font-size: 0.95rem; }

.copyright { margin-top: 4rem; color: var(--text-muted); font-size: 0.8rem; }

/* Анимации появления (JS Observer) */
.hidden { opacity: 0; transform: translateY(30px); transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
.show { opacity: 1; transform: translateY(0); }

/* Курсор для печатного текста */
.cursor { animation: blink 1s infinite; color: var(--accent); }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* Адаптивность */
@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    .hero { margin-top: 2rem; }
}