/* ==========================================================================
   Базовые стили: сброс, шрифты, анимированный фон, контейнер
   ========================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.3s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

body {
    font-family: system-ui, -apple-system, 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    scroll-behavior: smooth;
}

/* Фоновый паттерн на всю страницу */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Ctext x='10' y='20' font-size='8' fill='%23e2e8f0' font-family='monospace'%3E%3C/animate%3E%3C/text%3E%3C/svg%3E");
    background-size: 30px;
    opacity: 0.5;
    animation: moveBackground 40s linear infinite;
}

@keyframes moveBackground {
    0% { background-position: 0 0; }
    100% { background-position: 100px 100px; }
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 1;
}

@media (max-width: 480px) {
    .container { padding: 0 1rem; }
}