:root {
    --gold: #ffcc00;
    --dark: #0a0a0a;
}

body, html {
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: var(--dark);
    font-family: 'Montserrat', sans-serif;
    color: #fff;
}

/* 3D Фон */
#fog-canvas {
    position: fixed;
    top: 0; left: 0;
    z-index: 1;
}

/* Наложение чертежей логотипов */
.blueprint-overlay {
    position: fixed;
    inset: 0;
    background-image: url('https://www.transparenttextures.com/patterns/blueprint.png'); /* Или кастомный паттерн с чертежами */
    opacity: 0.15;
    mix-blend-mode: screen;
    pointer-events: none;
    z-index: 2;
}

/* Слайдер */
.slide {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    clip-path: inset(100% 0 0 0); /* Для анимации появления */
    transition: clip-path 1.2s cubic-bezier(0.77, 0, 0.175, 1);
    z-index: 3;
}

.slide.active {
    clip-path: inset(0% 0 0 0);
}

.slide-img {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    filter: brightness(0.4) saturate(1.2);
    z-index: -1;
    transform: scale(1.1);
    transition: transform 2s ease;
}

.slide.active .slide-img {
    transform: scale(1);
}

/* Текст */
.slide-content {
    text-align: center;
    z-index: 10;
}

h1, h2 {
    font-size: 8vw;
    font-weight: 900;
    line-height: 0.9;
    margin: 0;
    text-transform: uppercase;
}

h1 span, h2 span {
    color: var(--gold);
    text-shadow: 0 0 20px rgba(255, 204, 0, 0.5);
}

/* Анимированные планеты */
.planet-icon {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto 20px;
    background: radial-gradient(circle at 30% 30%, #fff, #ffcc00);
    box-shadow: inset -10px -10px 20px #000, 0 0 30px var(--gold);
    animation: orbit 10s linear infinite;
}

@keyframes orbit {
    0% { transform: rotate(0deg) translateX(10px) rotate(0deg); }
    100% { transform: rotate(360deg) translateX(10px) rotate(-360deg); }
}

/* Навигация */
nav {
    position: fixed;
    top: 0; width: 100%;
    padding: 30px 50px;
    display: flex;
    justify-content: space-between;
    z-index: 100;
    box-sizing: border-box;
}

.logo { font-weight: 900; font-size: 24px; letter-spacing: 5px; }
.contact a { color: var(--gold); text-decoration: none; font-weight: bold; }

/* Мышка */
.scroll-indicator {
    position: fixed;
    bottom: 30px; left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.mouse {
    width: 25px; height: 40px;
    border: 2px solid #fff;
    border-radius: 20px;
    position: relative;
}

.wheel {
    width: 4px; height: 8px;
    background: var(--gold);
    position: absolute;
    top: 8px; left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.5s infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translate(-50%, 0); }
    100% { opacity: 0; transform: translate(-50%, 15px); }
}