:root {
            --accent: #ff0000;
            --bg-deep: #050505;
            --text-pure: #ffffff;
            --text-dim: #999999;
            --border: rgba(255, 255, 255, 0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            border-radius: 0 !important;
        }

        body {
            background-color: var(--bg-deep);
            color: var(--text-pure);
            font-family: 'Montserrat', sans-serif;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .login-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('https://empirebay-gta.online/forum-assets/fon.jpg') no-repeat center center;
            background-size: cover;
            z-index: -5;
            filter: brightness(0.2) contrast(1.15);
        }

        .vignette {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle, transparent 10%, rgba(0,0,0,0.98) 100%);
            z-index: -2;
            pointer-events: none;
        }

        .login-container {
            width: 100%;
            max-width: 500px;
            padding: 0 20px;
        }

        .login-box {
            background: rgba(15, 15, 15, 0.95);
            border: 1px solid var(--border);
            padding: 50px 40px;
            backdrop-filter: blur(10px);
            box-shadow: 0 20px 60px rgba(0,0,0,0.5);
            position: relative;
        }

        .login-box:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
        }

        .login-logo {
            text-align: center;
            margin-bottom: 40px;
        }

        .login-logo img {
            height: 50px;
            margin-bottom: 20px;
        }

        .login-logo h1 {
            font-family: 'Oswald', sans-serif;
            font-size: 24px;
            text-transform: uppercase;
            letter-spacing: 3px;
            color: var(--text-pure);
        }

        .login-logo p {
            font-size: 12px;
            color: var(--text-dim);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-top: 5px;
        }

        .form-group {
            margin-bottom: 25px;
        }

        .form-group label {
            display: block;
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 10px;
            color: var(--text-dim);
        }

        .form-group input {
            width: 100%;
            background: rgba(0, 0, 0, 0.7);
            border: 1px solid var(--border);
            color: var(--text-pure);
            padding: 15px 20px;
            font-family: 'Montserrat', sans-serif;
            font-size: 14px;
            transition: var(--transition);
        }

        .form-group input:focus {
            outline: none;
            border-color: var(--accent);
        }

        .login-btn {
            width: 100%;
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 18px;
            font-size: 14px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 2px;
            cursor: pointer;
            transition: var(--transition);
            margin-top: 10px;
        }

        .login-btn:hover {
            background: #ff3333;
            transform: translateY(-2px);
        }

        .login-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .error-message {
            color: #ff4444;
            font-size: 12px;
            text-align: center;
            margin-top: 15px;
            min-height: 20px;
        }

        .back-link {
            text-align: center;
            margin-top: 30px;
        }

        .back-link a {
            color: var(--text-dim);
            text-decoration: none;
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: var(--transition);
        }

        .back-link a:hover {
            color: var(--accent);
        }

        @media (max-width: 600px) {
            .login-box {
                padding: 40px 25px;
            }
            
            .login-logo img {
                height: 40px;
            }
            
            .login-logo h1 {
                font-size: 20px;
            }
        }