:root {
    --bg-color: #0d0d0d;
    --main-color: #00ff41; /* Яркий зеленый */
    --accent-color: #009933; /* Более темный зеленый */
    --text-color: #e0e0e0;
    --border-color: rgba(0, 255, 65, 0.3);
    --shadow-color: rgba(0, 255, 65, 0.4);
    --font-mono: 'Roboto Mono', monospace;
    --font-heading: 'Orbitron', sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-mono);
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    padding-top: 80px;
}

/* Эффекты фона */
#noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAACCAYAAACoj64OAAAAE0lEQVQIW2NoamrqYGJgYFAAAAD+AGD+Fm/QAAAAAElFTkSuQmCC");
    background-size: 2px 2px;
    opacity: 0.1;
    pointer-events: none;
}

.background-glitch {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 255, 65, 0.05),
        rgba(0, 255, 65, 0.05) 1px,
        transparent 1px,
        transparent 3px
    );
    animation: background-glitch-anim 60s infinite linear;
}

@keyframes background-glitch-anim {
    0% { transform: translateY(0); }
    100% { transform: translateY(-100%); }
}

/* Навигационная панель */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 40px;
    background-color: rgba(13, 13, 13, 0.9);
    backdrop-filter: blur(5px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 10px rgba(0, 255, 65, 0.2);
    z-index: 1000;
}

.navbar-brand a {
    font-family: var(--font-heading);
    font-size: 24px;
    color: var(--main-color);
    text-decoration: none;
    text-shadow: 0 0 5px var(--shadow-color);
}

.navbar-nav {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
}

.nav-item {
    margin-left: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-size: 14px;
    position: relative;
    transition: color 0.3s ease;
    text-transform: uppercase;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--main-color);
    transition: width 0.3s ease;
}

.nav-link:hover, .nav-link.active {
    color: var(--main-color);
    text-shadow: 0 0 5px var(--shadow-color);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* Логотип */
.logo {
    position: fixed;
    top: 80px;
    left: 40px;
    width: 80px;
    height: auto;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    z-index: 900;
}

.logo:hover {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.8);
}

/* Контейнер для основного содержимого */
.content-wrapper {
    width: 100%;
    max-width: 1200px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
    z-index: 1;
}

.info-section {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.card {
    background-color: rgba(0, 0, 0, 0.7);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    width: 100%;
    max-width: 500px;
    text-align: center;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 255, 65, 0.3);
}

.login-container, .access-container {
    margin-bottom: 20px;
}

.login-container.hidden {
    display: none;
}

.main-title {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4vw, 2rem);
    color: var(--main-color);
    text-shadow: 0 0 10px var(--shadow-color);
    text-align: center;
    letter-spacing: 2px;
    margin: 0 0 20px 0;
}

.card-title {
    font-family: var(--font-heading);
    color: var(--main-color);
    font-size: 1.5rem;
    margin-bottom: 15px;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 10px;
}

.status-message {
    font-size: 0.9rem;
    color: var(--main-color);
    margin-top: 15px;
}

/* Формы */
form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 12px;
    background-color: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-color);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    font-family: var(--font-mono);
}

input[type="text"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: var(--main-color);
    box-shadow: 0 0 8px var(--shadow-color);
}

input[type="text"]::placeholder,
input[type="password"]::placeholder {
    color: rgba(224, 224, 224, 0.5);
}

.btn {
    padding: 12px 20px;
    background-color: var(--main-color);
    border: none;
    color: var(--bg-color);
    font-weight: bold;
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-size: 1rem;
    cursor: pointer;
    border-radius: 5px;
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.btn:hover {
    background-color: var(--accent-color);
    transform: scale(1.05);
    box-shadow: 0 0 10px var(--shadow-color);
}

.card p {
    font-size: 0.9rem;
    color: var(--text-color);
    margin-top: 15px;
}

.card a {
    color: var(--main-color);
    text-decoration: none;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

.card a:hover {
    color: var(--accent-color);
    text-shadow: 0 0 5px var(--shadow-color);
}

/* Уведомления */
.notification {
    position: fixed;
    top: 100px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(255, 0, 0, 0.8);
    color: var(--text-color);
    padding: 10px 20px;
    border-radius: 5px;
    font-family: var(--font-mono);
    z-index: 2000;
    opacity: 0;
}

.notification.hidden {
    display: none;
}

/* Надпись уровня доступа */
.access-level-display {
    position: fixed;
    top: 100px;
    right: 40px;
    font-size: 14px;
    font-family: var(--font-mono);
    z-index: 1000;
}

/* Нижняя строка состояния */
.terminal-status {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 10px;
    background-color: rgba(0, 0, 0, 0.8);
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--main-color);
    z-index: 1000;
}

.status-text {
    animation: blink-caret 1s step-end infinite;
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: var(--main-color); }
}

/* GSAP Animations */
.animate-heading, .animate-text, .animate-input-top, .animate-input-bottom, .animate-btn, .animate-bounce {
    opacity: 0;
    transform: translateY(20px);
}

@media (max-width: 768px) {
    .navbar {
        padding: 10px 20px;
    }

    .navbar-nav {
        display: none;
    }

    .logo {
        top: 20px;
        left: 20px;
    }

    body {
        padding-top: 60px;
    }
}